/* Yıldırım Eğitim — Khan Academy'den ilham alan sade, okunaklı arayüz */
:root {
  --blue: #1865f2;
  --blue-dark: #1b50b3;
  --blue-soft: #e8f0fe;
  --navy: #0b2149;
  --green: #00a60e;
  --green-soft: #e6f6e7;
  --yellow: #ffd33d;
  --red: #d92916;
  --text: #21242c;
  --muted: #5b6270;
  --border: #d6d8da;
  --border-soft: #eceef0;
  --bg: #ffffff;
  --bg-soft: #f7f8fa;
  --radius: 8px;
  --shadow: 0 2px 8px rgba(33, 36, 44, .08);
  --shadow-lg: 0 8px 28px rgba(33, 36, 44, .14);
  --header-h: 64px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: Lato, "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: var(--bg);
  font-size: 16px;
  line-height: 1.5;
}
img, svg { display: inline-block; vertical-align: middle; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; }
h1 { font-weight: 900; }
p { margin: 0 0 1em; }
button { font: inherit; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 2px; }

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 768px) { .container { padding: 0 32px; } }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.sr-only, .skip-link:not(:focus) { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link:focus { position: fixed; top: 8px; left: 8px; z-index: 100; background: var(--surface); padding: 8px 12px; border-radius: var(--radius); }
.clamp-2 { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.accent { color: var(--yellow); }
.accent-blue { color: var(--blue); }
.icon { flex-shrink: 0; }

/* ---------- Butonlar ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 18px; border-radius: 4px; border: 2px solid transparent;
  font-weight: 700; font-size: 16px; line-height: 1.2; cursor: pointer;
  text-decoration: none !important; transition: background .15s, border-color .15s, box-shadow .15s;
}
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-dark); }
.btn-outline { background: var(--surface); color: var(--blue); border-color: var(--border); }
.btn-outline:hover { border-color: var(--blue); }
.btn-yellow { background: var(--yellow); color: var(--heading); }
.btn-yellow:hover { box-shadow: 0 0 0 3px rgba(255, 211, 61, .4); }
.btn-sm { padding: 7px 14px; font-size: 14px; }
.btn-lg { padding: 14px 26px; font-size: 18px; }
.btn-block { width: 100%; }
.link-quiet { color: var(--text); font-weight: 700; font-size: 15px; padding: 8px 10px; border-radius: 4px; }
.link-quiet:hover { color: var(--blue); text-decoration: none; background: var(--bg-soft); }
.link-arrow { display: inline-flex; align-items: center; gap: 2px; font-weight: 700; }

.pill { display: inline-block; font-size: 12px; font-weight: 700; padding: 3px 8px; border-radius: 999px; margin: 0; }
.pill-green { background: var(--green-soft); color: #00710a; }
.pill-warn { background: #fff4d6; color: #7a5300; margin-bottom: 12px; }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--surface); border-bottom: 1px solid var(--border); }
.header-inner {
  height: var(--header-h); max-width: 1440px; margin: 0 auto; padding: 0 16px;
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 12px;
}
.header-left { display: flex; align-items: center; gap: 8px; min-width: 0; }
.header-right { display: flex; align-items: center; justify-content: flex-end; gap: 4px; }
.logo { display: inline-flex; align-items: center; gap: 8px; color: var(--heading); font-size: 20px; font-weight: 400; white-space: nowrap; }
.logo b { font-weight: 900; }
.logo:hover { text-decoration: none; }
.logo-light { color: #fff; }

.explore { position: relative; }
.explore-btn {
  display: inline-flex; align-items: center; gap: 4px; background: none; border: 0; cursor: pointer;
  font-weight: 700; font-size: 15px; color: var(--blue); padding: 8px 10px; border-radius: 4px;
}
.explore-btn:hover, .explore-btn[aria-expanded="true"] { background: var(--blue-soft); }
.mega-menu {
  position: absolute; top: calc(100% + 12px); left: 0; width: min(560px, calc(100vw - 32px));
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-lg); padding: 16px;
}
.mega-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 4px; }
.mega-item { display: flex; align-items: center; gap: 12px; padding: 10px; border-radius: 6px; color: var(--text); }
.mega-item:hover { background: var(--bg-soft); text-decoration: none; }
.mega-item strong { display: block; font-size: 15px; }
.mega-item small { color: var(--muted); }
.mega-icon { width: 38px; height: 38px; border-radius: 8px; display: grid; place-items: center; color: var(--c); background: color-mix(in srgb, var(--c) 12%, var(--surface)); }
.mega-all { display: flex; align-items: center; gap: 4px; margin-top: 8px; padding: 12px 10px 4px; border-top: 1px solid var(--border-soft); font-weight: 700; }

.search { display: flex; align-items: center; gap: 8px; border: 1px solid var(--border); border-radius: 4px; padding: 0 10px; height: 40px; color: var(--muted); min-width: 0; flex: 0 1 240px; }
.search:focus-within { border-color: var(--blue); box-shadow: 0 0 0 1px var(--blue); }
.search input { border: 0; outline: 0; font: inherit; font-size: 15px; width: 100%; min-width: 0; background: transparent; color: var(--text); }

.user-menu { position: relative; }
.avatar-btn { display: inline-flex; align-items: center; gap: 8px; background: none; border: 0; cursor: pointer; padding: 4px 8px; border-radius: 999px; font-weight: 700; color: var(--text); }
.avatar-btn:hover { background: var(--bg-soft); }
.dropdown { position: absolute; right: 0; top: calc(100% + 10px); width: 240px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-lg); padding: 8px 0; }
.dropdown-head { padding: 8px 16px 12px; border-bottom: 1px solid var(--border-soft); margin-bottom: 4px; }
.dropdown-head small { display: block; color: var(--muted); overflow: hidden; text-overflow: ellipsis; }
.dropdown a, .dropdown button { display: block; width: 100%; text-align: left; padding: 10px 16px; background: none; border: 0; color: var(--text); cursor: pointer; font-size: 15px; }
.dropdown a:hover, .dropdown button:hover { background: var(--bg-soft); text-decoration: none; }
.dropdown form { margin: 0; }

.avatar {
  display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 50%;
  background: var(--blue); color: #fff; font-weight: 900; font-size: 13px; flex-shrink: 0; letter-spacing: .5px;
}
.avatar-xs { width: 24px; height: 24px; font-size: 10px; }
.avatar-sm { width: 30px; height: 30px; font-size: 12px; }
.avatar-lg { width: 56px; height: 56px; font-size: 20px; }
.avatar-xl { width: 88px; height: 88px; font-size: 32px; background: rgba(255,255,255,.2); border: 3px solid rgba(255,255,255,.6); }

@media (max-width: 900px) {
  .header-inner { grid-template-columns: auto 1fr auto; }
  .logo { order: -1; font-size: 17px; }
  .logo span { display: none; }
  .header-left .search { display: none; }
  .hide-sm { display: none !important; }
}

.flash { padding: 12px 0; font-weight: 700; }
.flash-success { background: var(--green-soft); color: #00710a; }
.flash-info { background: var(--blue-soft); color: var(--blue-dark); }
.flash-error { background: #fdecea; color: #a31d0e; }

/* ---------- Hero ---------- */
.hero { background: var(--navy); color: #fff; position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(circle at 85% 20%, rgba(24,101,242,.45), transparent 45%), radial-gradient(circle at 10% 110%, rgba(0,166,14,.25), transparent 40%);
}
.hero-grid { position: relative; display: grid; gap: 40px; padding-top: 64px; padding-bottom: 72px; align-items: center; }
@media (min-width: 960px) { .hero-grid { grid-template-columns: 1.1fr 1fr; padding-top: 88px; padding-bottom: 96px; } }
.hero h1 { font-size: clamp(34px, 5vw, 52px); letter-spacing: -.5px; }
.lead { font-size: 19px; color: #d5ddee; max-width: 560px; }
.hero-roles { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; margin-top: 28px; max-width: 520px; }
.role-card {
  display: flex; flex-direction: column; gap: 2px; padding: 16px 20px; border-radius: var(--radius);
  background: var(--surface); color: var(--heading); box-shadow: var(--shadow); transition: transform .15s, box-shadow .15s;
}
.role-card:hover { text-decoration: none; transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.role-label { font-size: 22px; font-weight: 900; }
.role-cta { color: var(--blue); font-weight: 700; display: inline-flex; align-items: center; gap: 2px; }

.hero-art { position: relative; max-width: 480px; width: 100%; justify-self: center; padding: 24px 0; }
.art-player { background: var(--surface); border-radius: 12px; box-shadow: 0 24px 60px rgba(0,0,0,.35); overflow: hidden; transform: rotate(-1.5deg); }
.art-screen { position: relative; aspect-ratio: 16 / 9; background: #173a73; display: grid; place-items: center; }
.art-board { position: absolute; inset: 14% 10%; color: #fff; font-family: "Comic Sans MS", "Segoe Print", cursive; font-size: 22px; }
.art-curve { width: 70%; margin-top: 8px; }
.art-play { position: relative; width: 64px; height: 64px; border-radius: 50%; background: rgba(255,255,255,.95); color: var(--blue); display: grid; place-items: center; box-shadow: 0 6px 20px rgba(0,0,0,.3); }
.art-play svg { margin-left: 4px; fill: currentColor; }
.art-progress { height: 5px; background: #dfe3ea; }
.art-progress span { display: block; height: 100%; background: var(--blue); }
.art-caption { padding: 14px 18px; color: var(--text); }
.art-caption strong { display: block; }
.art-caption small { color: var(--muted); }
.art-badge {
  position: absolute; background: var(--surface); color: var(--text); font-weight: 700; font-size: 14px;
  padding: 10px 14px; border-radius: 999px; box-shadow: var(--shadow-lg); display: flex; align-items: center; gap: 8px;
}
.art-badge-1 { top: 0; right: -8px; }
.art-badge-2 { bottom: 4px; left: -12px; color: #b25f00; }
.dot-ok { width: 22px; height: 22px; border-radius: 50%; background: var(--green); color: #fff; display: grid; place-items: center; }
@media (max-width: 600px) { .art-badge-1 { right: 0; } .art-badge-2 { left: 0; } }

.stats-band { border-bottom: 1px solid var(--border-soft); }
.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; padding-top: 28px; padding-bottom: 28px; text-align: center; }
@media (min-width: 768px) { .stats { grid-template-columns: repeat(4, 1fr); } }
.stats strong { display: block; font-size: 32px; font-weight: 900; color: var(--heading); }
.stats span { color: var(--muted); }

/* ---------- Bölümler ---------- */
.section { padding-top: 56px; padding-bottom: 56px; }
.section-soft { background: var(--bg-soft); }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.section-head h2 { font-size: 26px; font-weight: 900; margin: 0; }
.section-head.center { flex-direction: column; align-items: center; text-align: center; gap: 8px; }

.features { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.feature { padding: 28px; border: 1px solid var(--border); border-radius: var(--radius); }
.feature h3 { font-size: 19px; margin-top: 16px; }
.feature p { color: var(--muted); margin: 0; }
.feature-icon { width: 52px; height: 52px; border-radius: 12px; display: grid; place-items: center; color: var(--c); background: color-mix(in srgb, var(--c) 12%, var(--surface)); }

.subject-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); }
.subject-grid-lg { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.subject-tile {
  display: flex; flex-direction: column; gap: 6px; padding: 20px; background: var(--surface); border-radius: var(--radius);
  border: 1px solid var(--border); border-top: 5px solid var(--c); color: var(--text); transition: box-shadow .15s, transform .15s;
}
.subject-tile:hover { text-decoration: none; box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.subject-icon { color: var(--c); margin-bottom: 6px; }
.subject-name { font-weight: 900; font-size: 17px; }
.subject-count { color: var(--muted); font-size: 14px; }

/* ---------- Kurs kartı ---------- */
.course-grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); }
.course-card {
  display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; color: var(--text); transition: box-shadow .15s, transform .15s;
}
.course-card:hover { text-decoration: none; box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.course-card:hover h3 { color: var(--blue); }
.course-cover, .buy-cover {
  position: relative; aspect-ratio: 16 / 8; display: grid; place-items: center; color: #fff;
  background: linear-gradient(135deg, var(--c), color-mix(in srgb, var(--c) 55%, #0b2149));
}
.course-cover::after, .buy-cover::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(255,255,255,.18), transparent 40%);
}
.cover-icon { opacity: .9; }
.cover-play { position: absolute; right: 12px; bottom: 12px; width: 34px; height: 34px; border-radius: 50%; background: var(--surface); color: var(--c); display: grid; place-items: center; z-index: 1; }
.cover-play svg { fill: currentColor; margin-left: 2px; }
.cover-play.big { right: auto; bottom: auto; width: 58px; height: 58px; }
.cover-tag { position: absolute; left: 12px; top: 12px; background: rgba(0,0,0,.28); font-size: 12px; font-weight: 700; padding: 3px 8px; border-radius: 4px; }
.course-body { padding: 16px; flex: 1; }
.course-body h3 { font-size: 18px; font-weight: 900; margin-bottom: 6px; }
.course-body p { font-size: 14px; margin-bottom: 12px; }
.course-instructor { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 700; color: var(--text); }
.course-meta, .unit-meta { display: flex; flex-wrap: wrap; gap: 6px 14px; margin-top: 12px; font-size: 13px; color: var(--muted); }
.course-meta span, .unit-meta span { display: inline-flex; align-items: center; gap: 4px; }
.course-foot { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; border-top: 1px solid var(--border-soft); }
.price { font-weight: 900; font-size: 18px; color: var(--heading); white-space: nowrap; }
.price-free { color: var(--green); }

/* ---------- Adımlar / CTA ---------- */
.steps-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); counter-reset: none; }
.steps-list li { background: var(--surface); border-radius: var(--radius); padding: 24px; border: 1px solid var(--border); }
.steps-list p { color: var(--muted); margin: 0; }
.step-no { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: var(--blue); color: #fff; font-weight: 900; font-size: 18px; margin-bottom: 14px; }
.cta-band { background: var(--navy); color: #fff; }
.cta-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 24px; padding-top: 48px; padding-bottom: 48px; }
.cta-inner h2 { font-size: 28px; font-weight: 900; }
.cta-inner p { color: #d5ddee; margin: 0; }

/* ---------- Sayfa başlığı (banner) ---------- */
.page-banner { background: var(--c); color: #fff; padding: 36px 0; position: relative; overflow: hidden; }
.page-banner::after { content: ""; position: absolute; right: -80px; top: -80px; width: 320px; height: 320px; border-radius: 50%; background: rgba(255,255,255,.08); }
.page-banner h1 { font-size: clamp(28px, 4vw, 40px); margin-bottom: 8px; }
.page-banner p { margin: 0; color: rgba(255,255,255,.88); max-width: 720px; }
.banner-row { display: flex; gap: 24px; align-items: center; position: relative; z-index: 1; }
.banner-icon { width: 80px; height: 80px; border-radius: 16px; background: rgba(255,255,255,.18); display: grid; place-items: center; flex-shrink: 0; }
@media (max-width: 600px) { .banner-icon, .banner-row > .avatar-xl { display: none; } }
.crumbs { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; font-size: 14px; font-weight: 700; margin-bottom: 8px; color: rgba(255,255,255,.85); }
.crumbs a { color: #fff; }
.banner-sub { font-size: 18px; }
.banner-meta { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: 16px; font-size: 15px; }
.banner-meta span { display: inline-flex; align-items: center; gap: 6px; }
.on-dark { color: #fff !important; }
.unit-no { display: block; font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .6px; color: var(--muted); margin-bottom: 4px; }

/* ---------- Konu sayfası (sol menü + içerik) ---------- */
.layout-sidebar { display: grid; gap: 32px; padding-top: 32px; padding-bottom: 56px; }
@media (min-width: 900px) { .layout-sidebar { grid-template-columns: 280px 1fr; } }
.side-nav { align-self: start; }
@media (min-width: 900px) { .side-nav { position: sticky; top: calc(var(--header-h) + 24px); } }
.side-title { font-size: 20px; font-weight: 900; margin-bottom: 2px; }
.side-list { list-style: none; padding: 0; margin: 16px 0 24px; border-left: 3px solid var(--border-soft); }
.side-list a { display: block; padding: 10px 14px; color: var(--text); font-size: 15px; margin-left: -3px; border-left: 3px solid transparent; }
.side-list a:hover { background: var(--bg-soft); border-left-color: var(--blue); text-decoration: none; }
.side-list .unit-no { font-size: 11px; margin: 0; }
.side-sub { font-size: 14px; text-transform: uppercase; letter-spacing: .6px; color: var(--muted); }
.mini-instructor { display: flex; align-items: center; gap: 10px; padding: 8px 0; color: var(--text); }
.mini-instructor:hover { text-decoration: none; }
.mini-instructor:hover strong { color: var(--blue); }
.mini-instructor strong { display: block; font-size: 14px; }
.mini-instructor small { display: block; color: var(--muted); font-size: 12px; }
.content-col { display: grid; gap: 16px; align-content: start; }
.unit-card { border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; scroll-margin-top: calc(var(--header-h) + 16px); }
.unit-head { display: flex; justify-content: space-between; gap: 16px; }
.unit-head h2 { font-size: 22px; font-weight: 900; }
.unit-head h2 a { color: var(--text); }
.unit-head h2 a:hover { color: var(--blue); }
.unit-card .btn { margin-top: 16px; }

/* ---------- Kurs detay ---------- */
.course-banner { padding: 40px 0 48px; }
.course-layout { display: grid; gap: 32px; padding-top: 32px; padding-bottom: 56px; }
@media (min-width: 960px) { .course-layout { grid-template-columns: 1fr 360px; } .buy-card-wrap { margin-top: -180px; } }
.course-main { display: grid; gap: 28px; align-content: start; min-width: 0; }
.box { border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.box h2, .course-main .section-head h2 { font-size: 22px; font-weight: 900; }
.box.narrow { max-width: 820px; margin-bottom: 32px; }
.prose { white-space: pre-line; margin: 0; }
.outcomes { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
@media (min-width: 700px) { .outcomes { grid-template-columns: 1fr 1fr; } }
.outcomes li { display: flex; gap: 10px; align-items: flex-start; }
.outcomes .icon { color: var(--green); margin-top: 2px; }
.lesson-list { list-style: none; padding: 0; margin: 0; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.lesson-row { display: flex; align-items: center; gap: 12px; padding: 14px 16px; border-top: 1px solid var(--border-soft); }
.lesson-row:first-child { border-top: 0; }
.lesson-icon { width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; background: var(--bg-soft); color: var(--muted); flex-shrink: 0; }
.lesson-row.is-open .lesson-icon { background: var(--blue-soft); color: var(--blue); }
.lesson-row.is-open .lesson-icon svg { fill: currentColor; }
.lesson-title { flex: 1; min-width: 0; }
.lesson-no { color: var(--muted); font-weight: 700; }
.lesson-dur { color: var(--muted); font-size: 14px; font-variant-numeric: tabular-nums; }
.instructor-row { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; color: var(--text); }
.instructor-row:hover { text-decoration: none; }
.instructor-row strong { display: block; font-size: 18px; color: var(--blue); }
.instructor-row small { color: var(--muted); font-size: 14px; }

.buy-card-wrap { position: relative; z-index: 2; }
.buy-card { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow-lg); border: 1px solid var(--border); overflow: hidden; }
@media (min-width: 960px) { .buy-card { position: sticky; top: calc(var(--header-h) + 24px); } }
.buy-body { padding: 20px; display: grid; gap: 14px; }
.buy-price { font-size: 32px; font-weight: 900; color: var(--heading); }
.buy-price.price-free { color: var(--green); }
.coming-soon-msg { background: #fff4d6; color: #7a5300; padding: 10px 12px; border-radius: 6px; margin: 0; }
.includes { list-style: none; padding: 14px 0 0; margin: 0; border-top: 1px solid var(--border-soft); display: grid; gap: 10px; font-size: 14px; }
.includes li { display: flex; align-items: center; gap: 10px; }
.includes .icon { color: var(--muted); }

/* ---------- Formlar / giriş ---------- */
.auth-wrap { background: var(--bg-soft); padding: 48px 16px 72px; min-height: calc(100vh - var(--header-h) - 200px); }
.auth-card { max-width: 480px; margin: 0 auto; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow); }
@media (max-width: 480px) { .auth-card { padding: 24px 18px; } }
.auth-card h1 { font-size: 26px; }
.auth-switch { text-align: center; margin: 20px 0 0; }
.field { display: grid; gap: 6px; margin-bottom: 16px; }
.field > span { font-weight: 700; font-size: 14px; }
.field input, .field textarea, .field select {
  font: inherit; padding: 10px 12px; border: 1px solid var(--border); border-radius: 4px; width: 100%; background: var(--surface); color: var(--text);
}
.field input:focus, .field textarea:focus, .field select:focus { outline: 0; border-color: var(--blue); box-shadow: 0 0 0 1px var(--blue); }
.has-error input { border-color: var(--red); }
.field-error { color: var(--red); font-weight: 700; display: block; }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; margin-bottom: 18px; }
.check input { margin-top: 3px; width: 18px; height: 18px; accent-color: var(--blue); }
.alert { padding: 12px 14px; border-radius: 6px; margin-bottom: 16px; font-weight: 700; }
.alert-error { background: #fdecea; color: #a31d0e; }
.role-pick { border: 0; padding: 0; margin: 20px 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.role-option { cursor: pointer; }
.role-option input { position: absolute; opacity: 0; }
.role-option > span { display: flex; flex-direction: column; gap: 4px; height: 100%; padding: 14px; border: 2px solid var(--border); border-radius: var(--radius); color: var(--muted); transition: border-color .15s, background .15s; }
.role-option strong { color: var(--text); }
.role-option small { font-size: 13px; }
.role-option input:checked + span { border-color: var(--blue); background: var(--blue-soft); color: var(--blue); }
.role-option input:focus-visible + span { outline: 3px solid var(--blue); outline-offset: 2px; }

/* ---------- Arama, boş durum, hata ---------- */
.search-lg { height: 56px; max-width: 720px; flex: none; padding-right: 6px; margin-bottom: 32px; font-size: 18px; }
.search-lg input { font-size: 18px; }
.search-title { font-size: 26px; margin-bottom: 24px; }
.empty { text-align: center; padding: 48px 16px; border: 2px dashed var(--border); border-radius: var(--radius); color: var(--muted); }
.empty h2 { color: var(--text); margin-top: 12px; font-size: 22px; }
.error-page { text-align: center; padding-top: 80px; padding-bottom: 96px; }
.error-code { display: block; font-size: 96px; font-weight: 900; color: var(--blue); line-height: 1; margin-bottom: 12px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy); color: #c5cedf; font-size: 14px; }
.footer-grid { display: grid; gap: 32px; padding-top: 48px; padding-bottom: 32px; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.footer-brand p { margin-top: 14px; max-width: 300px; }
.site-footer h3 { color: #fff; font-size: 15px; margin-bottom: 12px; }
.site-footer a:not(.logo) { display: block; color: #c5cedf; padding: 3px 0; }
.site-footer a:hover { color: #fff; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-top: 20px; padding-bottom: 28px; border-top: 1px solid rgba(255,255,255,.12); }
.pay-badges { display: inline-flex; align-items: center; gap: 6px; }
.page-banner .avatar { box-shadow: 0 0 0 2px rgba(255,255,255,.85); }

/* =========================================================
   2. ADIM — Eğitmen paneli ve ders izleme
   ========================================================= */
.flip { transform: rotate(180deg); }
.btn-green { background: var(--green); color: #fff; }
.btn-green:hover { background: #008a0c; }
.btn-ghost { background: transparent; color: var(--muted); border-color: transparent; }
.btn-ghost:hover { background: var(--bg-soft); color: var(--text); }
.btn-danger { background: var(--red); color: #fff; }
.btn-danger:hover { background: #b32110; }
.btn-danger-link { background: none; color: var(--red); padding-left: 0; }
.btn-done { background: var(--green); color: #fff; }
.btn-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.btn-row form { margin: 0; }
.pill-gray { background: #eceef0; color: var(--muted); }
.icon-btn {
  display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 6px;
  border: 1px solid var(--border); background: var(--surface); color: var(--muted); cursor: pointer;
}
.icon-btn:hover:not(:disabled) { color: var(--blue); border-color: var(--blue); text-decoration: none; }
.icon-btn:disabled { opacity: .35; cursor: default; }
.ok-text { color: #00710a; font-weight: 700; }
.warn-text { color: #b25f00; font-weight: 700; }
.warn-line { color: #b25f00; font-size: 13px; font-weight: 700; margin: 6px 0 0; }
.price-sm { font-weight: 900; color: var(--heading); }
.section-sm { padding-top: 28px; padding-bottom: 56px; }

.panel-head { background: var(--bg-soft); border-bottom: 1px solid var(--border-soft); padding: 28px 0 20px; }
.panel-head-row { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 16px; }
.panel-head h1 { font-size: clamp(24px, 3vw, 32px); margin: 0; }
.panel-head .course-meta { margin-top: 10px; }
.crumbs-dark { color: var(--muted); }
.crumbs-dark a { color: var(--blue); }
.panel-tabs { border-bottom: 1px solid var(--border); background: var(--surface); }
.panel-tabs .container { display: flex; gap: 4px; overflow-x: auto; }
.panel-tabs a {
  display: inline-flex; align-items: center; gap: 6px; padding: 14px 12px; white-space: nowrap;
  color: var(--muted); font-weight: 700; font-size: 15px; border-bottom: 3px solid transparent;
}
.panel-tabs a:hover { color: var(--text); text-decoration: none; }
.panel-tabs a.is-active { color: var(--blue); border-bottom-color: var(--blue); }
.panel-tabs-right { margin-left: auto; }
.panel-title { font-size: 20px; font-weight: 900; margin: 0 0 16px; }

.stat-cards { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); margin-bottom: 36px; }
.stat-card { display: flex; align-items: center; gap: 14px; padding: 18px; border: 1px solid var(--border); border-radius: var(--radius); }
.stat-card strong { display: block; font-size: 26px; font-weight: 900; line-height: 1; }
.stat-card small { color: var(--muted); }
.stat-icon { width: 46px; height: 46px; border-radius: 10px; display: grid; place-items: center; color: var(--c); background: color-mix(in srgb, var(--c) 12%, var(--surface)); }

.manage-list { display: grid; gap: 12px; }
.manage-row { display: grid; grid-template-columns: auto 1fr; gap: 16px; padding: 16px; border: 1px solid var(--border); border-radius: var(--radius); align-items: center; }
@media (min-width: 900px) { .manage-row { grid-template-columns: auto 1fr auto; } }
.manage-thumb { width: 72px; height: 54px; border-radius: 6px; display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, var(--c), color-mix(in srgb, var(--c) 55%, #0b2149)); }
.manage-title { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.manage-title h3 { font-size: 17px; margin: 0; }
.manage-info .course-meta { margin-top: 6px; }
.manage-actions { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 8px; }
.manage-actions form { margin: 0; }
@media (min-width: 900px) { .manage-actions { grid-column: auto; justify-content: flex-end; } }

.wizard { list-style: none; padding: 0; margin: 0 0 24px; display: flex; gap: 8px; flex-wrap: wrap; }
.wizard li { display: flex; align-items: center; gap: 8px; color: var(--muted); font-weight: 700; font-size: 14px; padding-right: 16px; }
.wizard span { width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; background: var(--border-soft); }
.wizard li.is-active { color: var(--blue); }
.wizard li.is-active span { background: var(--blue); color: #fff; }

.form-card { border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; background: var(--surface); }
@media (max-width: 480px) { .form-card { padding: 18px 14px; } }
.narrow-form { max-width: 680px; }
.form-grid { display: grid; gap: 0 20px; grid-template-columns: 1fr; }
@media (min-width: 700px) { .form-grid { grid-template-columns: repeat(3, 1fr); } .form-grid .span-2 { grid-column: 1 / -1; } }
.field textarea { resize: vertical; min-height: 80px; line-height: 1.5; }
.field em { font-style: normal; font-weight: 400; }
.form-actions { display: flex; justify-content: flex-end; gap: 8px; padding-top: 8px; }
.danger-zone { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; margin-top: 24px; padding: 18px 24px; border: 1px solid #f3c5bf; border-radius: var(--radius); background: #fffafa; }
.danger-zone p { margin: 4px 0 0; }

.lessons-layout { display: grid; gap: 28px; }
@media (min-width: 960px) { .lessons-layout { grid-template-columns: 1fr 380px; align-items: start; } .sticky-card { position: sticky; top: calc(var(--header-h) + 16px); } }
.lesson-manage { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.lm-item { border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); scroll-margin-top: calc(var(--header-h) + 16px); }
.lm-item:target { border-color: var(--blue); box-shadow: 0 0 0 2px var(--blue-soft); }
.lm-row { display: flex; align-items: center; gap: 14px; padding: 14px 16px; }
.lm-no { width: 32px; height: 32px; border-radius: 50%; background: var(--blue-soft); color: var(--blue); font-weight: 900; display: grid; place-items: center; flex-shrink: 0; }
.lm-info { flex: 1; min-width: 0; }
.lm-info .course-meta { margin-top: 4px; }
.lm-actions { display: flex; gap: 6px; align-items: center; }
.lm-actions form { display: flex; gap: 6px; margin: 0; }
.lm-edit { border-top: 1px solid var(--border-soft); }
.lm-edit summary { cursor: pointer; padding: 10px 16px; color: var(--blue); font-weight: 700; font-size: 14px; }
.lm-edit[open] summary { border-bottom: 1px solid var(--border-soft); }
.lm-edit > form { padding: 16px 16px 0; }
.lm-delete { padding: 0 16px 12px; margin: 0; }

.dropzone {
  position: relative; display: flex; flex-direction: column; align-items: center; gap: 6px; text-align: center;
  padding: 28px 16px; margin-bottom: 18px; border: 2px dashed var(--border); border-radius: var(--radius);
  background: var(--bg-soft); cursor: pointer; transition: border-color .15s, background .15s;
}
.dropzone:hover, .dropzone.is-drag { border-color: var(--blue); background: var(--blue-soft); }
.dropzone.has-file { border-style: solid; border-color: var(--green); background: var(--green-soft); }
.dropzone input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.dropzone:focus-within { outline: 3px solid var(--blue); outline-offset: 2px; }
.dz-icon { width: 56px; height: 56px; border-radius: 50%; background: var(--surface); color: var(--blue); display: grid; place-items: center; box-shadow: var(--shadow); }
.dz-title { font-size: 15px; }
.file-info { word-break: break-all; }
.upload-progress { margin-bottom: 14px; }
.bar { height: 8px; background: var(--border-soft); border-radius: 999px; overflow: hidden; }
.bar span { display: block; height: 100%; width: 0; background: var(--blue); border-radius: inherit; transition: width .2s; }
.upload-progress small { display: block; margin-top: 6px; color: var(--muted); }

/* Kurs sayfası: tıklanabilir dersler ve kapak */
.lesson-list > li { border-top: 1px solid var(--border-soft); }
.lesson-list > li:first-child { border-top: 0; }
.lesson-list .lesson-row { border-top: 0; color: var(--text); }
a.lesson-row:hover { background: var(--bg-soft); text-decoration: none; }
a.lesson-row:hover .lesson-title { color: var(--blue); }
a.buy-cover { text-decoration: none; }
a.buy-cover:hover .cover-play { transform: scale(1.08); }
.cover-play { transition: transform .15s; }
.cover-caption { position: absolute; bottom: 12px; left: 0; right: 0; text-align: center; font-weight: 700; font-size: 14px; z-index: 1; }

/* ---------- Ders izleme ekranı ---------- */
.player-layout { display: grid; min-height: calc(100vh - var(--header-h)); }
@media (min-width: 960px) { .player-layout { grid-template-columns: 330px 1fr; } }
.player-side { background: var(--bg-soft); border-right: 1px solid var(--border); display: flex; flex-direction: column; }
@media (min-width: 960px) { .player-side { position: sticky; top: var(--header-h); height: calc(100vh - var(--header-h)); overflow-y: auto; } }
@media (max-width: 959px) { .player-side { order: 2; border-right: 0; border-top: 1px solid var(--border); } }
.ps-head { padding: 20px; border-top: 5px solid var(--c); background: var(--surface); border-bottom: 1px solid var(--border); }
.ps-back { display: inline-flex; align-items: center; gap: 4px; font-size: 13px; font-weight: 700; margin-bottom: 8px; }
.ps-head h2 { font-size: 18px; font-weight: 900; margin: 0 0 12px; }
.ps-progress small { display: block; margin-top: 6px; color: var(--muted); font-size: 13px; }
.ps-progress .bar span { background: var(--green); }
.ps-preview-note { display: flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 700; color: #7a5300; background: #fff4d6; padding: 6px 10px; border-radius: 6px; margin: 0; }
.ps-list { list-style: none; margin: 0; padding: 8px 0; flex: 1; }
.ps-item { display: flex; align-items: center; gap: 12px; padding: 10px 20px; color: var(--text); font-size: 15px; border-left: 4px solid transparent; }
a.ps-item:hover { background: var(--surface); text-decoration: none; }
.ps-item.is-current { background: var(--surface); border-left-color: var(--blue); font-weight: 700; }
.ps-item.is-locked { color: var(--muted); }
.ps-state { width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; flex-shrink: 0; border: 2px solid var(--border); color: var(--muted); background: var(--surface); }
.ps-state svg[width="12"] { fill: currentColor; margin-left: 1px; }
.ps-item.is-current .ps-state { border-color: var(--blue); color: var(--blue); }
.ps-item.is-done .ps-state { background: var(--green); border-color: var(--green); color: #fff; }
.ps-title { min-width: 0; }
.ps-title small { display: block; color: var(--muted); font-size: 12px; font-weight: 400; }
.ps-cta { padding: 16px 20px 24px; border-top: 1px solid var(--border); background: var(--surface); }
.ps-cta p { font-size: 14px; color: var(--muted); }

.player-main { padding: 24px 16px 56px; min-width: 0; }
@media (min-width: 768px) { .player-main { padding: 28px 40px 64px; } }
.player-main > * { max-width: 1040px; }
.player-title { font-size: clamp(22px, 3vw, 30px); margin: 4px 0 18px; }
.video-frame { aspect-ratio: 16 / 9; background: #0d1321; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); }
.video-frame video { width: 100%; height: 100%; display: block; background: #000; }
.video-empty { height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; color: #aeb6c7; text-align: center; padding: 16px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--c) 40%, #0d1321), #0d1321); }
.video-empty strong { color: #fff; font-size: 18px; }
.player-bar { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; padding: 16px 0; border-bottom: 1px solid var(--border-soft); }
.player-nav { display: flex; gap: 8px; }
.finish-note { display: flex; align-items: center; gap: 10px; margin-top: 16px; padding: 14px 16px; background: #fff8e1; color: #7a5300; border-radius: var(--radius); font-weight: 700; }
.player-about { padding-top: 24px; }
.player-about h2 { font-size: 20px; font-weight: 900; }
.player-about .prose { margin-bottom: 20px; color: var(--text); }
.player-about .instructor-row strong { font-size: 16px; }
.field input:not([type="checkbox"]):not([type="file"]), .field select { height: 44px; }
.field select { padding-top: 0; padding-bottom: 0; }

/* =========================================================
   3. ADIM — Sepet, ödeme, öğrenci paneli
   ========================================================= */
.page-title { font-size: clamp(26px, 3vw, 34px); margin-bottom: 20px; }
.alert-info { background: var(--blue-soft); color: var(--blue-dark); }
.pill-red { background: #fdecea; color: #a31d0e; }
.btn-row.center { justify-content: center; }

.cart-link { position: relative; display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; color: var(--text); margin-right: 4px; }
.cart-link:hover { background: var(--bg-soft); color: var(--blue); }
.cart-badge { position: absolute; top: 2px; right: 0; min-width: 18px; height: 18px; padding: 0 5px; border-radius: 999px; background: var(--red); color: #fff; font-size: 11px; font-weight: 900; display: grid; place-items: center; }

.buy-actions { display: grid; gap: 10px; margin: 0; }
.buy-body form { margin: 0; }

.shop-layout { display: grid; gap: 28px; align-items: start; }
@media (min-width: 960px) { .shop-layout { grid-template-columns: 1fr 360px; } .summary-card { position: sticky; top: calc(var(--header-h) + 16px); } }
.cart-list { list-style: none; padding: 0; margin: 0; border: 1px solid var(--border); border-radius: var(--radius); }
.cart-item { display: flex; align-items: center; gap: 14px; padding: 16px; border-top: 1px solid var(--border-soft); }
.cart-item:first-child { border-top: 0; }
.cart-info { flex: 1; min-width: 0; display: grid; gap: 2px; }
.cart-title { font-weight: 900; color: var(--text); }
.cart-right { display: flex; flex-direction: column; align-items: flex-end; gap: 2px; }
.cart-right form { margin: 0; }
@media (max-width: 560px) { .cart-item { flex-wrap: wrap; } .cart-right { flex-direction: row; align-items: center; width: 100%; justify-content: space-between; } }

.summary-card { border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; background: var(--surface); box-shadow: var(--shadow); display: grid; gap: 12px; }
.summary-card h2 { font-size: 19px; font-weight: 900; margin: 0; }
.sum-row { display: flex; justify-content: space-between; gap: 12px; font-size: 15px; }
.sum-total { border-top: 1px solid var(--border-soft); padding-top: 12px; font-size: 20px; font-weight: 900; color: var(--heading); }
.sum-items { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; font-size: 14px; }
.sum-items li { display: flex; justify-content: space-between; gap: 12px; }
.sum-items li span:last-child { white-space: nowrap; font-weight: 700; }
.secure-note { display: flex; align-items: center; justify-content: center; gap: 6px; color: var(--muted); font-size: 13px; margin: 0; }

.wizard li.is-done { color: var(--green); }
.wizard li.is-done span { background: var(--green); color: #fff; }
.test-banner { background: #fff4d6; border: 1px solid #f5d98b; color: #6b4a00; padding: 12px 16px; border-radius: var(--radius); margin-bottom: 20px; }
.form-grid-2 { }
@media (min-width: 700px) { .form-grid.form-grid-2 { grid-template-columns: 1fr 1fr; } }
.pay-method { display: flex; gap: 14px; align-items: flex-start; padding: 16px; margin: 8px 0 20px; border: 2px solid var(--blue); border-radius: var(--radius); background: var(--blue-soft); }
.pay-method p { margin: 4px 0 0; }
.pay-method-icon { width: 42px; height: 42px; border-radius: 50%; background: var(--surface); color: var(--blue); display: grid; place-items: center; flex-shrink: 0; }

.result-wrap { max-width: 720px; }
.result-card { text-align: center; border: 1px solid var(--border); border-radius: var(--radius); padding: 40px 24px; box-shadow: var(--shadow); }
.result-card h1 { font-size: clamp(24px, 3vw, 30px); margin: 16px 0 8px; }
.result-icon { width: 76px; height: 76px; border-radius: 50%; display: inline-grid; place-items: center; background: var(--bg-soft); color: var(--muted); }
.result-card.is-ok .result-icon { background: var(--green); color: #fff; }
.result-card.is-fail .result-icon { background: #fdecea; color: var(--red); }
.result-items { list-style: none; padding: 0; margin: 24px 0; display: grid; gap: 10px; text-align: left; }
.result-items li { display: flex; align-items: center; gap: 14px; padding: 12px; border: 1px solid var(--border); border-radius: var(--radius); }
.result-items strong { flex: 1; }
.result-items .manage-thumb { width: 52px; height: 40px; }

/* Sahte ödeme sayfası */
.mock-body { background: #eef1f5; min-height: 100vh; }
.mock-wrap { max-width: 460px; margin: 0 auto; padding: 32px 16px; }
.mock-center { text-align: center; padding-top: 120px; }
.mock-ribbon { background: #6b4a00; color: #fff; text-align: center; font-size: 12px; font-weight: 900; letter-spacing: .4px; padding: 8px; border-radius: var(--radius) var(--radius) 0 0; }
.mock-card { background: var(--surface); border-radius: 0 0 var(--radius) var(--radius); padding: 24px; box-shadow: var(--shadow-lg); display: grid; gap: 16px; }
.mock-head { display: flex; justify-content: space-between; align-items: center; font-weight: 700; }
.mock-head span { display: inline-flex; gap: 8px; align-items: center; color: var(--green); }
.mock-head strong { font-size: 24px; font-weight: 900; color: var(--heading); }
.mock-items { padding-bottom: 12px; border-bottom: 1px solid var(--border-soft); }
.mock-row { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; }
.mock-card form { display: grid; gap: 0; }
.mock-card form .btn { margin-top: 8px; }
.mock-cards summary { cursor: pointer; font-weight: 700; color: var(--blue); }
.mock-cards ul { list-style: none; padding: 0; margin: 8px 0 0; display: grid; gap: 6px; }
.card-pick { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; background: var(--surface); cursor: pointer; font: inherit; font-size: 13px; text-align: left; }
.card-pick:hover { border-color: var(--blue); }
.card-pick code { font-size: 13px; }

/* Öğrenci paneli */
.panel-hello { display: flex; align-items: center; gap: 14px; }
.mini-stats { display: flex; gap: 24px; }
.mini-stats strong { display: block; font-size: 24px; font-weight: 900; line-height: 1; color: var(--heading); }
.mini-stats small { color: var(--muted); }
.continue-card { display: flex; flex-wrap: wrap; align-items: center; gap: 18px; padding: 20px; margin-bottom: 32px; border-radius: var(--radius); border: 1px solid var(--border); border-left: 6px solid var(--c); box-shadow: var(--shadow); }
.continue-icon { width: 60px; height: 60px; border-radius: 12px; display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, var(--c), color-mix(in srgb, var(--c) 55%, #0b2149)); }
.continue-info { flex: 1; min-width: 200px; }
.continue-info h2 { font-size: 20px; font-weight: 900; margin: 2px 0 10px; }
.progress-line { display: grid; gap: 4px; }
.progress-line .bar span { background: var(--green); }
.progress-line small { color: var(--muted); font-size: 12px; }
.my-courses { display: grid; gap: 20px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.my-course { display: flex; flex-direction: column; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.my-course h3 { font-size: 17px; font-weight: 900; margin: 2px 0 2px; }
.my-course h3 a { color: var(--text); }
.my-course .course-body p { margin-bottom: 12px; }
.done-badge { position: absolute; top: 10px; right: 10px; z-index: 1; display: inline-flex; align-items: center; gap: 4px; background: var(--surface); color: #b25f00; font-weight: 900; font-size: 12px; padding: 4px 8px; border-radius: 999px; }

.order-list { display: grid; gap: 14px; max-width: 820px; }
.order-card { border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; display: grid; gap: 12px; }
.order-head, .order-foot { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.order-head small { display: block; }
.order-foot { border-top: 1px solid var(--border-soft); padding-top: 12px; }

/* Eğitmen geliri */
.revenue { display: grid; gap: 16px; margin-bottom: 36px; }
@media (min-width: 900px) { .revenue { grid-template-columns: 1.2fr 1fr; } }
.revenue-cards { display: grid; gap: 16px; grid-template-columns: 1fr 1fr; }
@media (max-width: 480px) { .revenue-cards { grid-template-columns: 1fr; } }
.revenue-card { padding: 20px; border: 1px solid var(--border); border-radius: var(--radius); display: grid; gap: 4px; align-content: start; }
.revenue-card small { color: var(--muted); font-weight: 700; }
.revenue-card strong { font-size: 28px; font-weight: 900; color: var(--heading); }
.revenue-card.is-net { background: var(--green-soft); border-color: #b8e3bb; }
.revenue-card.is-net strong { color: #00710a; }
.recent-sales { padding: 18px 20px; border: 1px solid var(--border); border-radius: var(--radius); }
.recent-sales h3 { font-size: 16px; margin-bottom: 10px; }
.recent-sales ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; font-size: 14px; }
.recent-sales li { display: flex; justify-content: space-between; gap: 12px; }

/* =========================================================
   4. ADIM — Video kaynağı seçimi, yönetim paneli
   ========================================================= */
.video-frame iframe { width: 100%; height: 100%; border: 0; display: block; background: #000; }
.source-pick { margin-bottom: 14px; }
.seg { display: inline-flex; padding: 3px; background: var(--bg-soft); border: 1px solid var(--border); border-radius: 8px; margin-bottom: 12px; }
.seg label { cursor: pointer; }
.seg input { position: absolute; opacity: 0; }
.seg span { display: inline-flex; align-items: center; gap: 6px; padding: 7px 12px; border-radius: 6px; font-size: 14px; font-weight: 700; color: var(--muted); }
.seg input:checked + span { background: var(--surface); color: var(--blue); box-shadow: var(--shadow); }
.seg input:focus-visible + span { outline: 3px solid var(--blue); outline-offset: 1px; }
.dropzone-sm { padding: 16px; margin-bottom: 8px; }
.dropzone-sm .dz-icon { width: 40px; height: 40px; }
.hint-box { background: #fff8e1; color: #6b4a00; border-radius: 6px; padding: 10px 12px; margin: 0; }
.dropdown-admin { color: var(--blue) !important; font-weight: 700; }

.admin-shell { display: grid; min-height: calc(100vh - var(--header-h)); background: var(--bg-soft); }
@media (min-width: 960px) { .admin-shell { grid-template-columns: 232px 1fr; } }
.admin-side { background: var(--navy); color: #c5cedf; padding: 20px 12px; display: flex; flex-direction: column; gap: 4px; }
@media (min-width: 960px) { .admin-side { position: sticky; top: var(--header-h); height: calc(100vh - var(--header-h)); } }
.admin-brand { display: flex; align-items: center; gap: 8px; color: #fff; font-weight: 900; padding: 4px 10px 16px; }
.admin-side nav { display: grid; gap: 2px; }
@media (max-width: 959px) { .admin-side nav { grid-auto-flow: column; overflow-x: auto; } .admin-side { padding: 10px 12px; } .admin-brand, .admin-back { display: none; } }
.admin-side nav a { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 6px; color: #c5cedf; font-weight: 700; font-size: 15px; white-space: nowrap; }
.admin-side nav a:hover { background: rgba(255,255,255,.08); color: #fff; text-decoration: none; }
.admin-side nav a.is-active { background: var(--blue); color: #fff; }
.admin-back { margin-top: auto; display: inline-flex; align-items: center; gap: 4px; color: #c5cedf; font-size: 14px; padding: 8px 12px; }
.admin-main { padding: 24px 16px 56px; min-width: 0; }
@media (min-width: 768px) { .admin-main { padding: 28px 32px 64px; } }
.admin-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 12px; margin-bottom: 20px; }
.admin-head h1 { font-size: clamp(24px, 3vw, 30px); margin: 0 0 4px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.admin-head p { margin: 0; }
.admin-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin-bottom: 20px; min-width: 0; }
.admin-card.flush { padding: 0; overflow: hidden; }
.card-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.card-head h2 { font-size: 17px; font-weight: 900; margin: 0; }
.admin-grid-2 { display: grid; gap: 20px; }
@media (min-width: 1100px) { .admin-grid-2 { grid-template-columns: 1fr 1fr; } .admin-grid-2.wide-left { grid-template-columns: 1.4fr 1fr; } }
.admin-grid-2 > .admin-card, .admin-grid-2 > div > .admin-card:last-child { margin-bottom: 0; }
.admin-grid-2 { margin-bottom: 20px; }

.kpis { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); margin-bottom: 20px; }
.kpi { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; display: grid; gap: 2px; }
.kpi small { color: var(--muted); font-weight: 700; font-size: 13px; }
.kpi strong { font-size: 26px; font-weight: 900; color: var(--heading); line-height: 1.2; }

.filter-bar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 16px; }
.filter-bar input, .filter-bar select { font: inherit; font-size: 14px; height: 36px; padding: 0 10px; border: 1px solid var(--border); border-radius: 4px; background: var(--surface); color: var(--text); }
.filter-bar input[type="search"] { min-width: 220px; flex: 1 1 220px; max-width: 360px; }
.filter-bar label { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 700; color: var(--muted); }
.admin-head .filter-bar { margin: 0; }

.table-wrap { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.data-table th { text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .5px; color: var(--muted); padding: 10px 14px; border-bottom: 1px solid var(--border); background: var(--bg-soft); white-space: nowrap; }
.data-table td { padding: 12px 14px; border-bottom: 1px solid var(--border-soft); vertical-align: middle; }
.data-table tr:last-child td { border-bottom: 0; }
.data-table tbody tr:hover { background: var(--bg-soft); }
.data-table tr.is-selected { background: var(--blue-soft); }
.data-table.compact td, .data-table.compact th { padding: 8px 10px; }
.admin-card:not(.flush) .data-table td:first-child, .admin-card:not(.flush) .data-table th:first-child { padding-left: 0; }
.data-table .num { text-align: right; font-variant-numeric: tabular-nums; }
.nowrap { white-space: nowrap; }
.clip { max-width: 280px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.user-cell { display: flex; align-items: center; gap: 10px; }
.user-cell .mega-icon { width: 32px; height: 32px; flex-shrink: 0; }
form.inline { display: inline; margin: 0; }
.inline-form { display: flex; gap: 8px; margin-top: 12px; }
.inline-form select { flex: 1; min-width: 0; font: inherit; font-size: 14px; padding: 6px 8px; border: 1px solid var(--border); border-radius: 4px; }
.pager { display: flex; align-items: center; justify-content: center; gap: 16px; margin: 12px 0 0; font-size: 14px; }
.pager span { color: var(--muted); }

.access-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 4px; }
.access-list li { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 8px 0; border-bottom: 1px solid var(--border-soft); }
.access-list li > div { display: grid; }
.access-list form { margin: 0; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 8px 16px; margin: 0 0 12px; font-size: 14px; }
.kv dt { color: var(--muted); font-weight: 700; }
.kv dd { margin: 0; word-break: break-word; }
.todo-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; font-size: 15px; }
.todo-list li { display: flex; align-items: center; gap: 10px; }
.todo-list a { margin-left: auto; }

/* Grafikler: tek seri, ince sütunlar, silik ızgara */
.chart { position: relative; margin: 0; }
.chart svg { width: 100%; height: auto; display: block; overflow: visible; }
.chart-grid { stroke: var(--border-soft); stroke-width: 1; }
.chart-base { stroke: var(--border); stroke-width: 1; }
.chart-axis { fill: var(--muted); font-size: 11px; font-family: inherit; }
.chart-mark { fill: var(--blue); }
.chart-hit { fill: transparent; }
.chart-bar { outline: none; cursor: default; }
.chart-bar:hover .chart-hit, .chart-bar:focus .chart-hit { fill: rgba(24, 101, 242, .06); }
.chart-bar:hover .chart-mark, .chart-bar:focus .chart-mark { fill: var(--blue-dark); }
.chart-tip { position: absolute; top: 0; transform: translate(-50%, -100%); background: var(--navy); color: #fff; font-size: 13px; font-weight: 700; padding: 6px 10px; border-radius: 6px; white-space: nowrap; pointer-events: none; box-shadow: var(--shadow-lg); }
.table-toggle { margin-top: 12px; }
.table-toggle summary { cursor: pointer; color: var(--blue); font-weight: 700; font-size: 14px; }
.table-toggle table { margin-top: 8px; }
.hbar-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.hbar-top { display: flex; justify-content: space-between; gap: 12px; font-size: 14px; font-weight: 700; margin-bottom: 4px; }
.hbar-top span:last-child { font-variant-numeric: tabular-nums; white-space: nowrap; }
.hbar { height: 8px; background: var(--border-soft); border-radius: 999px; overflow: hidden; }
.hbar span { display: block; height: 100%; background: var(--blue); border-radius: 999px; }
.rate-cell { display: flex; align-items: center; gap: 8px; min-width: 160px; }
.rate-cell .hbar { flex: 1; }
.rate-cell .hbar span { background: var(--green); }
.rate-cell > span { font-size: 13px; font-variant-numeric: tabular-nums; min-width: 36px; text-align: right; }
.admin-main .pill-warn { margin-bottom: 0; }

/* =========================================================
   5. ADIM — Etkinlikler, sınavlar, %75 izleme, sertifika
   ========================================================= */
.icon-btn-sm { width: 28px; height: 28px; font-size: 14px; }
.ps-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.ps-tags .pill { display: inline-flex; align-items: center; gap: 4px; }
.cert-banner { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; padding: 14px 16px; margin-bottom: 16px; border-radius: var(--radius); background: #fff8e1; color: #6b4a00; }
.cert-banner span { flex: 1; min-width: 200px; }

.watch-meter { margin-top: 14px; display: grid; gap: 6px; }
.watch-meter .bar span { background: var(--blue); }
.watch-meter small { color: var(--muted); font-size: 13px; display: inline-flex; align-items: center; gap: 6px; }
.watch-meter.is-done .bar span { background: var(--green); }
.watch-meter.is-done small { color: #00710a; font-weight: 700; }

.activities { margin-top: 24px; padding: 20px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg-soft); }
.activities .section-head { margin-bottom: 14px; }
.activities h2 { font-size: 19px; }
.activity-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.activity-card { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; padding: 14px 16px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
.activity-card.is-passed { border-color: #b8e3bb; }
.activity-info { flex: 1; min-width: 180px; display: grid; }
.activity-icon { width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; background: var(--blue-soft); color: var(--blue); flex-shrink: 0; }
.activity-icon.big { width: 56px; height: 56px; border-radius: 14px; }
.activity-card.is-passed .activity-icon { background: var(--green-soft); color: #00710a; }
.activities.is-locked .activity-card { opacity: .55; }
.activities.is-locked [data-activity-link] { pointer-events: none; }
a[aria-disabled="true"] { opacity: .55; cursor: not-allowed; }
.player-bar small { flex-basis: 100%; }

/* Etkinlik sayfaları */
.activity-page { background: var(--bg-soft); min-height: calc(100vh - var(--header-h)); padding: 24px 0 64px; }
.activity-wrap { max-width: 860px; }
.activity-wrap.wide { max-width: 1100px; }
.activity-head { display: flex; align-items: center; gap: 16px; margin: 12px 0 20px; flex-wrap: wrap; }
.activity-head > div { flex: 1; min-width: 200px; }
.activity-head h1 { font-size: clamp(22px, 3vw, 30px); margin: 0 0 4px; }
.activity-head p { margin: 0; }
.material-frame { width: 100%; height: min(75vh, 720px); border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); display: block; }

.quiz-form { display: grid; gap: 16px; }
.quiz-q { margin: 0; padding: 20px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); min-width: 0; }
.quiz-q legend { float: left; width: 100%; font-size: 17px; font-weight: 700; margin-bottom: 14px; display: flex; gap: 10px; align-items: baseline; }
.quiz-q legend + * { clear: both; }
.q-no { display: inline-grid; place-items: center; min-width: 28px; height: 28px; border-radius: 50%; background: var(--blue-soft); color: var(--blue); font-weight: 900; font-size: 14px; flex-shrink: 0; }
.choices { display: grid; gap: 8px; }
.choices-row { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
.choice { display: flex; align-items: center; gap: 10px; padding: 12px 14px; border: 2px solid var(--border); border-radius: var(--radius); cursor: pointer; transition: border-color .15s, background .15s; }
.choice:hover { border-color: #aab3c2; }
.choice input { width: 18px; height: 18px; accent-color: var(--blue); flex-shrink: 0; }
.choice:has(input:checked) { border-color: var(--blue); background: var(--blue-soft); }
.choice:has(input:focus-visible) { outline: 3px solid var(--blue); outline-offset: 2px; }
.dnd-help { margin: 0 0 10px; }
.quiz-actions { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 8px; flex-wrap: wrap; }

/* Sürükle-bırak: eşleştirme */
.dnd-bank { display: none; flex-wrap: wrap; gap: 8px; min-height: 48px; padding: 10px; margin-bottom: 12px; border: 2px dashed var(--border); border-radius: var(--radius); background: var(--bg-soft); }
.dnd-match.is-enhanced .dnd-bank { display: flex; }
.dnd-rows { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.dnd-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 10px; align-items: center; }
@media (max-width: 520px) { .dnd-row { grid-template-columns: 1fr; } }
.dnd-left { font-weight: 700; padding: 10px 12px; background: var(--bg-soft); border-radius: 6px; }
.dnd-slot select { width: 100%; font: inherit; padding: 9px 10px; border: 1px solid var(--border); border-radius: 6px; }
.dnd-match.is-enhanced .dnd-slot { min-height: 46px; border: 2px dashed var(--border); border-radius: 8px; display: flex; align-items: center; padding: 4px; cursor: pointer; }
.dnd-match.is-enhanced .dnd-slot select { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.dnd-match.is-enhanced .dnd-slot::before { content: "Buraya bırak"; color: var(--muted); font-size: 13px; padding-left: 8px; }
.dnd-match.is-enhanced .dnd-slot.is-filled::before { content: none; }
.dnd-slot.is-over { border-color: var(--blue) !important; background: var(--blue-soft); }
.dnd-chip { font: inherit; font-size: 15px; font-weight: 700; padding: 8px 12px; border-radius: 6px; border: 2px solid var(--blue); background: var(--surface); color: var(--blue-dark); cursor: grab; }
.dnd-chip.is-picked { background: var(--blue); color: #fff; }
.dnd-chip.is-dragging { opacity: .4; }
.dnd-slot .dnd-chip { width: 100%; text-align: left; background: var(--blue-soft); }

/* Sürükle-bırak: sıralama */
.dnd-order { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; counter-reset: ord; }
.dnd-item { display: flex; align-items: center; gap: 10px; padding: 10px 12px; background: var(--surface); border: 2px solid var(--border); border-radius: 8px; counter-increment: ord; }
.dnd-item select { font: inherit; padding: 4px 6px; border: 1px solid var(--border); border-radius: 4px; }
.dnd-grip { display: none; color: var(--muted); font-size: 18px; }
.dnd-text { flex: 1; font-weight: 700; }
.dnd-tools { display: flex; gap: 4px; }
.dnd-order.is-enhanced .dnd-item { cursor: grab; }
.dnd-order.is-enhanced .dnd-item::before { content: counter(ord) "."; font-weight: 900; color: var(--blue); min-width: 22px; }
.dnd-order.is-enhanced .dnd-grip { display: inline; }
.dnd-order.is-enhanced select { display: none; }
.dnd-item.is-dragging { opacity: .5; border-color: var(--blue); }

/* Sınav sonucu */
.score-card { display: flex; flex-wrap: wrap; gap: 28px; align-items: center; padding: 28px; margin: 16px 0 24px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); border-top: 6px solid var(--red); }
.score-card.is-pass { border-top-color: var(--green); }
.score-ring { --p: 0; width: 150px; height: 150px; border-radius: 50%; display: grid; place-content: center; text-align: center; flex-shrink: 0;
  background: radial-gradient(closest-side, #fff 78%, transparent 79% 100%), conic-gradient(var(--red) calc(var(--p) * 1%), var(--border-soft) 0); }
.is-pass .score-ring { background: radial-gradient(closest-side, #fff 78%, transparent 79% 100%), conic-gradient(var(--green) calc(var(--p) * 1%), var(--border-soft) 0); }
.score-ring strong { font-size: 34px; font-weight: 900; line-height: 1; }
.score-ring small { color: var(--muted); }
.score-text { flex: 1; min-width: 240px; }
.score-text h1 { font-size: 28px; }
.score-text .hint-box { margin-bottom: 14px; }
.result-list { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.result-list h2 { font-size: 18px; }
.result-list ol { list-style: none; padding: 0; margin: 0 0 8px; display: grid; gap: 8px; }
.result-list li { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 6px; background: var(--bg-soft); }
.result-list li > span:nth-child(2) { flex: 1; }
.result-mark { width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; color: #fff; background: var(--red); flex-shrink: 0; }
.is-ok .result-mark { background: var(--green); }

/* Eğitmen: ders altındaki etkinlikler ve sınav editörü */
.lm-acts { border-top: 1px solid var(--border-soft); padding: 10px 16px; background: var(--bg-soft); }
.lm-act-list { list-style: none; padding: 0; margin: 0 0 8px; display: grid; gap: 6px; }
.lm-act-list li { display: flex; align-items: center; gap: 10px; }
.lm-act-list form { margin: 0; display: flex; gap: 4px; }
.lm-act-icon { width: 26px; height: 26px; border-radius: 6px; display: grid; place-items: center; background: var(--blue-soft); color: var(--blue); flex-shrink: 0; }
.lm-act-icon.html { background: #f1ecff; color: #7854f7; }
.lm-act-title { flex: 1; min-width: 0; display: grid; font-size: 14px; }
.lm-act-title small { font-size: 12px; }
.lm-act-add { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.quiz-editor-layout { display: grid; gap: 24px; align-items: start; }
@media (min-width: 1000px) { .quiz-editor-layout { grid-template-columns: 1fr 320px; } }
.radio-group { border: 0; padding: 0; margin: 0 0 16px; }
.radio-group legend { font-weight: 700; font-size: 14px; margin-bottom: 8px; }
.radio-group .check { margin-bottom: 8px; }
.rules-box { border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px 10px; margin-bottom: 16px; }
.rules-box legend { font-weight: 700; font-size: 14px; padding: 0 6px; }
.rules-box .check { margin-bottom: 10px; }
.q-editor { display: grid; gap: 14px; margin-bottom: 14px; }
.q-card { border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; background: var(--bg-soft); display: grid; gap: 10px; }
.q-head { display: flex; align-items: center; gap: 10px; }
.q-head strong { flex: 1; font-size: 14px; }
.q-tools { display: flex; gap: 4px; align-items: center; }
.q-card textarea, .q-card input[type="text"] { font: inherit; padding: 8px 10px; border: 1px solid var(--border); border-radius: 4px; width: 100%; background: var(--surface); }
.q-card textarea { resize: vertical; }
.q-body { display: grid; gap: 8px; }
.q-row { display: flex; align-items: center; gap: 8px; }
.q-row input[type="radio"] { width: 18px; height: 18px; accent-color: var(--green); flex-shrink: 0; }
.q-pair input { flex: 1; }
.q-arrow, .q-num { color: var(--muted); font-weight: 700; flex-shrink: 0; }
.q-list { display: grid; gap: 8px; }
.q-empty { padding: 24px; text-align: center; border: 2px dashed var(--border); border-radius: var(--radius); }
.q-add { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 12px 0; border-top: 1px solid var(--border-soft); }
.inline-check { margin: 0; }
.tips ul { padding-left: 18px; margin: 0 0 12px; font-size: 14px; display: grid; gap: 6px; }
.tips .panel-title { font-size: 16px; margin-top: 8px; }
.code-block { background: var(--navy); color: #e8eefc; padding: 10px 12px; border-radius: 6px; font-size: 12px; overflow-x: auto; white-space: pre-wrap; word-break: break-all; }

/* Sertifikalarım */
.cert-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.cert-card { display: grid; gap: 6px; padding: 20px; border: 1px solid var(--border); border-top: 5px solid var(--yellow); border-radius: var(--radius); color: var(--text); background: var(--surface); }
.cert-card:hover { text-decoration: none; box-shadow: var(--shadow-lg); }
.cert-card.is-revoked { opacity: .6; border-top-color: var(--red); }
.cert-card-icon { width: 48px; height: 48px; border-radius: 50%; background: #fff8e1; color: #b25f00; display: grid; place-items: center; }
.cert-card strong { font-size: 17px; }

/* Sertifika belgesi */
.cert-body { background: #e9ecf2; margin: 0; }
.cert-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; padding: 12px 16px; background: var(--surface); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 5; }
.cert-congrats { max-width: 1000px; margin: 20px auto 0; padding: 14px 18px; background: #e6f6e7; color: #00710a; border-radius: var(--radius); font-weight: 700; }
.cert-sheet-wrap { padding: 24px 16px; overflow-x: auto; }
.cert-sheet { position: relative; width: 100%; max-width: 1000px; aspect-ratio: 297 / 210; margin: 0 auto; background: var(--surface); box-shadow: 0 18px 50px rgba(11, 33, 73, .18); padding: 2.2%; container-type: inline-size; }
.cert-border { height: 100%; border: 3px solid var(--navy); outline: 1px solid var(--yellow); outline-offset: -10px; padding: 3.5% 6%; display: flex; flex-direction: column; text-align: center;
  background: radial-gradient(circle at 0 0, rgba(24,101,242,.08), transparent 30%), radial-gradient(circle at 100% 100%, rgba(255,211,61,.18), transparent 30%); }
.cert-top { display: flex; justify-content: space-between; align-items: center; font-size: 1.9cqw; color: var(--heading); }
.cert-logo { display: inline-flex; align-items: center; gap: .6em; font-size: 2.2cqw; }
.cert-logo img { width: 3.6cqw; height: 3.6cqw; }
.cert-code { color: var(--muted); font-size: 1.4cqw; letter-spacing: .05em; }
.cert-main { flex: 1; display: flex; flex-direction: column; justify-content: center; }
.cert-kicker { font-size: 2cqw; letter-spacing: .35em; font-weight: 900; color: var(--blue); margin: 0 0 1.5cqw; }
.cert-lead { font-size: 1.7cqw; color: var(--muted); margin: 0; }
.cert-name { font-family: "Playfair Display", Georgia, serif; font-style: italic; font-size: 5.4cqw; color: var(--heading); margin: .6cqw 0 .8cqw; line-height: 1.15; }
.cert-course { font-size: 3cqw; color: var(--text); margin: .6cqw 0 1cqw; font-weight: 900; line-height: 1.2; }
.cert-desc { font-size: 1.6cqw; color: var(--muted); max-width: 70%; margin: 0 auto; }
.cert-foot { display: grid; grid-template-columns: 1fr auto 1fr; align-items: end; gap: 4cqw; margin-top: 2cqw; }
.cert-sign { display: grid; justify-items: center; gap: .6cqw; }
.cert-sign-name { font-family: "Playfair Display", Georgia, serif; font-size: 2cqw; color: var(--heading); }
.cert-line { width: 80%; height: 1px; background: var(--navy); }
.cert-sign small { font-size: 1.3cqw; color: var(--muted); text-transform: uppercase; letter-spacing: .15em; }
.cert-seal svg { width: 10cqw; height: 10cqw; }
.cert-verify { font-size: 1.15cqw; color: var(--muted); margin: 1.6cqw 0 0; }
.cert-revoked { position: absolute; inset: 0; display: grid; place-items: center; font-size: 5cqw; font-weight: 900; color: rgba(217, 41, 22, .75); transform: rotate(-18deg); pointer-events: none; }
.cert-sheet.is-revoked .cert-border { filter: grayscale(1) opacity(.6); }
.cert-status { max-width: 1000px; margin: 0 auto 40px; padding: 0 16px; font-size: 15px; }
@media print {
  @page { size: A4 landscape; margin: 0; }
  .cert-body { background: var(--surface); }
  .cert-toolbar, .cert-congrats, .cert-status { display: none !important; }
  .cert-sheet-wrap { padding: 0; }
  .cert-sheet { box-shadow: none; max-width: none; width: 297mm; height: 210mm; aspect-ratio: auto; }
  * { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}

/* =========================================================
   6. ADIM — Yorumlar, soru-cevap, dosyalar, yasal sayfalar
   ========================================================= */
.auth-forgot { text-align: right; margin: 12px 0 0; font-size: 14px; }
.count-badge { display: inline-grid; place-items: center; min-width: 20px; height: 20px; padding: 0 6px; border-radius: 999px; background: var(--red); color: #fff; font-size: 11px; font-weight: 900; }
.review-panel { border-color: #f5d98b; background: #fffdf5; }
.review-actions { display: flex; flex-wrap: wrap; gap: 16px; align-items: flex-start; }
.reject-form { display: flex; gap: 8px; align-items: flex-start; flex: 1; min-width: 260px; }
.reject-form textarea { flex: 1; font: inherit; font-size: 14px; padding: 8px; border: 1px solid var(--border); border-radius: 4px; }

/* Yıldızlar: tek metin, puana göre kısmen boyanır */
.stars { --r: 0; font-size: 20px; letter-spacing: 2px; line-height: 1; display: inline-block;
  background: linear-gradient(90deg, #f5a623 calc(var(--r) / 5 * 100%), #d6d8da calc(var(--r) / 5 * 100%));
  -webkit-background-clip: text; background-clip: text; color: transparent; }
.stars.small { font-size: 14px; letter-spacing: 1px; }
.on-dark-stars { background: linear-gradient(90deg, #ffd33d calc(var(--r) / 5 * 100%), rgba(255,255,255,.35) calc(var(--r) / 5 * 100%)); -webkit-background-clip: text; background-clip: text; }
.rating-link { display: inline-flex; align-items: center; gap: 6px; font-weight: 700; }
.card-rating { display: flex; align-items: center; gap: 6px; font-size: 14px; margin-top: 6px; }
.card-rating strong { color: #b25f00; }
.rating-summary { display: flex; flex-wrap: wrap; gap: 28px; align-items: center; margin-bottom: 18px; }
.rating-big { display: grid; justify-items: center; gap: 4px; min-width: 120px; }
.rating-big strong { font-size: 44px; font-weight: 900; color: #b25f00; line-height: 1; }
.rating-dist { list-style: none; padding: 0; margin: 0; flex: 1; min-width: 220px; display: grid; gap: 6px; }
.rating-dist li { display: grid; grid-template-columns: 40px 1fr 40px; gap: 10px; align-items: center; font-size: 13px; }
.rating-dist .hbar span { background: #f5a623; }
.review-form { border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; margin-bottom: 10px; display: grid; gap: 10px; background: var(--bg-soft); }
.review-form textarea { font: inherit; padding: 8px 10px; border: 1px solid var(--border); border-radius: 4px; width: 100%; resize: vertical; }
.star-input { border: 0; padding: 0; margin: 0; display: inline-flex; flex-direction: row-reverse; justify-content: flex-end; gap: 2px; }
.star-input legend { float: left; width: 100%; font-weight: 700; font-size: 14px; margin-bottom: 4px; }
.star-input input { position: absolute; opacity: 0; }
.star-input label { font-size: 30px; color: #d6d8da; cursor: pointer; line-height: 1; }
.star-input label:hover, .star-input label:hover ~ label, .star-input input:checked ~ label { color: #f5a623; }
.star-input input:focus-visible + label { outline: 3px solid var(--blue); outline-offset: 2px; border-radius: 4px; }
.review-list { list-style: none; padding: 0; margin: 16px 0 0; display: grid; gap: 14px; }
.review-list li { padding-top: 14px; border-top: 1px solid var(--border-soft); }
.review-list li.is-hidden { opacity: .55; }
.review-head { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 6px; }

/* Ders dosyaları ve soru-cevap */
.resume-note { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 10px; padding: 8px 12px; background: var(--blue-soft); color: var(--blue-dark); border-radius: 6px; font-size: 14px; font-weight: 700; }
.lesson-files { margin-top: 20px; padding: 16px 20px; border: 1px solid var(--border); border-radius: var(--radius); }
.lesson-files h2 { font-size: 17px; display: flex; align-items: center; gap: 8px; }
.lesson-files ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.lesson-files a { font-weight: 700; }
.qa { margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--border); }
.qa h2 { font-size: 20px; font-weight: 900; }
.qa-form { display: grid; gap: 8px; margin-bottom: 20px; }
.qa-form textarea, .qa-reply textarea { font: inherit; padding: 10px 12px; border: 1px solid var(--border); border-radius: 6px; width: 100%; resize: vertical; }
.qa-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.qa-item { padding: 14px 16px; border: 1px solid var(--border); border-radius: var(--radius); scroll-margin-top: calc(var(--header-h) + 16px); }
.qa-item:target, .qa-replies li:target { box-shadow: 0 0 0 3px var(--blue-soft); }
.qa-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 4px; }
.qa-msg .prose { font-size: 15px; }
.qa-msg.is-instructor { background: var(--green-soft); margin: 0 -8px; padding: 8px; border-radius: 6px; }
.qa-answered { margin-top: 6px; display: inline-flex; align-items: center; gap: 4px; }
.qa-replies { list-style: none; margin: 10px 0 0 18px; padding: 0 0 0 14px; border-left: 3px solid var(--border-soft); display: grid; gap: 10px; }
.qa-reply { margin-top: 10px; }
.qa-reply summary { cursor: pointer; color: var(--blue); font-weight: 700; font-size: 14px; }
.qa-reply form { display: grid; gap: 8px; margin-top: 8px; justify-items: start; }

/* Eğitmen: ders dosyaları ve öğrenciler */
.lm-files { margin-top: 8px; display: grid; gap: 6px; }
.lm-file { display: flex; align-items: center; gap: 8px; font-size: 14px; }
.lm-file span { flex: 1; min-width: 0; }
.lm-file form { margin: 0; }
.lm-file-add summary { cursor: pointer; color: var(--blue); font-weight: 700; font-size: 13px; }
.lm-file-add form { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 8px; }
.lm-file-add input[type="text"] { font: inherit; font-size: 14px; padding: 6px 8px; border: 1px solid var(--border); border-radius: 4px; }
.lm-file-add small { flex-basis: 100%; }
.unanswered-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.unanswered-list li { display: flex; gap: 12px; align-items: center; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--border-soft); }
.unanswered-list p { margin: 4px 0 0; font-size: 14px; }
.clip-2 { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.form-card + .form-card { margin-top: 20px; }

/* Yasal ve bilgi sayfaları */
.legal-text { max-width: 780px; line-height: 1.7; }
.legal-text h2 { font-size: 20px; margin: 24px 0 8px; }
.legal-text ul { padding-left: 20px; display: grid; gap: 6px; }
.legal-text .kv { font-size: 15px; }
.lead-dark { font-size: 19px; }
.side-list a.is-current { border-left-color: var(--blue); background: var(--bg-soft); font-weight: 700; }
.faq details { border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 16px; margin-bottom: 8px; }
.faq summary { cursor: pointer; font-weight: 700; }
.faq details p { margin: 10px 0 0; }
.search-filters { margin-bottom: 8px; }

/* ---------- Canlı dersler ve kayıt ---------- */
.rec-dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--red); vertical-align: middle; }
.btn-primary .rec-dot { background: var(--surface); }
.live-dot.is-live { background: var(--red); color: #fff; }
.tips ol { padding-left: 18px; margin: 0 0 12px; font-size: 14px; display: grid; gap: 6px; }
.recorder-layout { display: grid; gap: 24px; align-items: start; }
@media (min-width: 1000px) { .recorder-layout { grid-template-columns: 1fr 320px; } }
.rec-stage { position: relative; aspect-ratio: 16 / 9; background: var(--navy); border-radius: var(--radius); overflow: hidden; margin-bottom: 18px; }
.rec-preview { width: 100%; height: 100%; object-fit: contain; display: block; }
.rec-placeholder { position: absolute; inset: 0; display: grid; place-content: center; justify-items: center; color: #c8d1e6; text-align: center; padding: 16px; }
.rec-placeholder p { margin: 8px 0 0; }
.rec-badge { position: absolute; top: 12px; left: 12px; background: rgba(0, 0, 0, .65); color: #fff; padding: 4px 10px; border-radius: 999px; font-size: 14px; }
.rec-badge .rec-dot { animation: rec-blink 1s infinite; }
[data-recorder].is-paused .rec-badge .rec-dot { animation: none; background: var(--yellow); }
@keyframes rec-blink { 50% { opacity: .2; } }
[data-recorder] [data-status] { margin-top: 14px; }
[data-recorder] form[data-step] .field { margin-left: 28px; }
.live-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.live-item { display: grid; gap: 6px 14px; align-items: center; padding: 12px 14px; border: 1px solid var(--border-soft); border-radius: var(--radius); background: var(--surface); }
@media (min-width: 720px) { .live-item { grid-template-columns: 220px 1fr auto; } }
.live-item.is-live { border-color: var(--red); box-shadow: 0 0 0 1px var(--red) inset; }
.live-when { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.live-title { min-width: 0; overflow-wrap: anywhere; }
.live-desc { display: block; margin-top: 2px; }
.live-box h2 { display: flex; align-items: center; gap: 8px; }
.my-courses + .live-box, .live-box { margin-bottom: 24px; }

/* ---------- Yapay zekâ ---------- */
.btn-ai { background: linear-gradient(135deg, #7b3fe4, var(--blue)); color: #fff; border-color: transparent; }
.btn-ai:hover { filter: brightness(1.08); color: #fff; }
.ai-spark { font-size: .9em; }
.ai-draft p { margin: 6px 0 0; }
.ai-analysis { margin-top: 8px; }
.ai-analysis summary { cursor: pointer; font-weight: 700; font-size: 14px; }
.ai-analysis ul { margin: 2px 0 0; padding-left: 20px; display: grid; gap: 2px; }
.ai-note { background: #fff8e1; color: #6b4a00; border-radius: 6px; padding: 6px 10px; }
.ai-status { text-align: center; max-width: 640px; margin: 0 auto; }
.ai-status h2 { display: flex; justify-content: center; align-items: center; gap: 8px; }
.ai-spinner { width: 44px; height: 44px; margin: 8px auto 12px; border-radius: 50%; border: 4px solid var(--blue-soft); border-top-color: #7b3fe4; animation: ai-spin 1s linear infinite; }
@keyframes ai-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .ai-spinner, .rec-badge .rec-dot { animation: none; } }

/* ---------- Soru görselleri ---------- */
.q-image { margin: 8px 0; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.q-image img { max-width: 100%; max-height: 220px; border-radius: 6px; border: 1px solid var(--border-soft); }
.quiz-img { display: block; max-width: 100%; max-height: 360px; margin: 4px 0 12px; border-radius: 6px; border: 1px solid var(--border-soft); }
.btn-ai.is-disabled { opacity: .45; cursor: not-allowed; filter: grayscale(.4); }
.btn-ai.is-disabled:hover { filter: grayscale(.4); }
.ai-shortcut { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between; }

/* Canlıda deneme ödemesi uyarısı */
.test-banner { background: #fff4d6; color: #6b4a00; text-align: center; font-size: 14px; padding: 6px 16px; border-bottom: 1px solid #f0d58a; }

/* ---------- Ders grupları ---------- */
.lm-head { align-items: center; }
.lm-section { list-style: none; border: 0; margin-top: 10px; scroll-margin-top: calc(var(--header-h) + 16px); }
.lm-section:target .lm-section-head { box-shadow: 0 0 0 2px var(--blue-soft); border-color: var(--blue); }
.lm-section-head { display: flex; align-items: center; gap: 12px; padding: 12px 16px; background: linear-gradient(90deg, var(--blue-soft), var(--surface)); border: 1px solid #cddcfb; border-radius: var(--radius); }
.lm-section-loose .lm-section-head { background: var(--bg-soft); border-color: var(--border); border-style: dashed; }
.lm-section-icon { width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center; background: var(--blue); color: #fff; flex-shrink: 0; }
.lm-section-info { flex: 1; min-width: 0; }
.lm-section-info h3 { margin: 0; font-size: 18px; }
.lm-section-info .unit-no { margin: 0; font-size: 11px; color: var(--blue); }
.lm-section .lm-edit { border: 0; }
.lm-section .lm-edit summary { padding: 6px 16px; font-size: 13px; }
.lm-section-form { display: flex; gap: 8px; align-items: flex-end; flex-wrap: wrap; padding: 8px 16px 0; }
.lm-section-form .field { flex: 1; min-width: 200px; margin: 0; }
.lm-section-empty { padding: 4px 16px; margin: 0; }
.lm-group-pick select { padding: 4px 8px; font-size: 13px; max-width: 150px; }
.group-card .panel-title { display: flex; align-items: center; gap: 8px; }
.group-pick-list { display: grid; gap: 6px; max-height: 260px; overflow-y: auto; padding: 8px; border: 1px solid var(--border-soft); border-radius: 6px; }
.group-pick-list .check { margin: 0; font-size: 14px; }
.unit-group-head { display: flex; align-items: center; gap: 12px; margin: 22px 0 10px; }
.unit-group-head:first-of-type { margin-top: 6px; }
.unit-group-head h3 { margin: 0; font-size: 18px; }
.unit-badge { width: 34px; height: 34px; border-radius: 10px; background: var(--c, var(--blue)); color: #fff; font-weight: 900; display: grid; place-items: center; flex-shrink: 0; }
.unit-empty { margin: 0 0 8px; }
.ps-unit { list-style: none; padding: 14px 20px 6px; font-size: 12px; font-weight: 900; text-transform: uppercase; letter-spacing: .6px; color: var(--muted); }

/* =====================================================================
   Ana sayfa (yeni tasarım)
   ===================================================================== */
.h2-hero { position: relative; overflow: hidden; background: linear-gradient(160deg, #f3f7ff 0%, #ffffff 55%, #fff9e6 100%); border-bottom: 1px solid var(--border-soft); }
.h2-blobs { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.h2-grid { position: relative; display: grid; gap: 40px; align-items: center; padding-top: 56px; padding-bottom: 64px; }
@media (min-width: 980px) { .h2-grid { grid-template-columns: 1.05fr 1fr; padding-top: 72px; padding-bottom: 80px; } }
.h2-kicker { display: inline-flex; align-items: center; gap: 6px; background: var(--surface); border: 1px solid #d9e4fb; color: var(--blue); font-weight: 700; font-size: 14px; padding: 6px 12px; border-radius: 999px; box-shadow: var(--shadow); }
.h2-text h1 { font-size: clamp(32px, 4.4vw, 50px); letter-spacing: -1px; color: var(--heading); margin: 18px 0 14px; }
.h2-mark { position: relative; white-space: nowrap; color: var(--blue); isolation: isolate; }
.h2-mark::after { content: ""; position: absolute; left: -2px; right: -2px; bottom: .06em; height: .32em; background: var(--yellow); opacity: .55; z-index: -1; border-radius: 4px; }
.h2-text .lead { font-size: 18px; color: #3d4452; max-width: 560px; }
.h2-search { display: flex; align-items: center; gap: 10px; background: var(--surface); border: 2px solid #d9e4fb; border-radius: 14px; padding: 6px 6px 6px 16px; max-width: 560px; margin-top: 22px; box-shadow: var(--shadow-lg); color: var(--muted); }
.h2-search:focus-within { border-color: var(--blue); }
.h2-search input { flex: 1; min-width: 0; border: 0; outline: 0; font: inherit; font-size: 16px; padding: 10px 0; background: transparent; }
.h2-search .btn { border-radius: 10px; }
.h2-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; max-width: 560px; }
.h2-chip { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 700; color: var(--c); background: color-mix(in srgb, var(--c) 10%, var(--surface)); border: 1px solid color-mix(in srgb, var(--c) 25%, var(--surface)); padding: 5px 10px; border-radius: 999px; }
.h2-chip:hover { text-decoration: none; background: color-mix(in srgb, var(--c) 18%, var(--surface)); }
.h2-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.h2-ctas .btn-ghost { border: 2px solid var(--border); background: var(--surface); }

/* Çizim */
.h2-art { position: relative; max-width: 520px; width: 100%; justify-self: center; padding: 34px 20px 40px; }
.h2-progress { height: 5px; background: #24345c; }
.h2-progress span { display: block; height: 100%; width: 62%; background: linear-gradient(90deg, var(--yellow), #ff9f1c); }
.h2-float { position: absolute; display: flex; align-items: center; gap: 10px; background: var(--surface); border-radius: 14px; padding: 10px 14px; box-shadow: var(--shadow-lg); font-size: 14px; animation: h2-float 6s ease-in-out infinite; }
.h2-float strong { display: block; line-height: 1.2; color: var(--heading); }
.h2-float small { color: var(--muted); font-size: 12px; }
.h2-fi { width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center; color: var(--c); background: color-mix(in srgb, var(--c) 14%, var(--surface)); flex-shrink: 0; }
.h2-ai { top: 6px; left: -6px; animation-delay: -1s; }
.h2-live { top: 18px; right: -4px; animation-delay: -3s; }
.h2-dot { width: 12px; height: 12px; border-radius: 50%; background: var(--red); box-shadow: 0 0 0 5px rgba(217, 41, 22, .18); animation: rec-blink 1.4s infinite; }
.h2-dnd { bottom: 6px; left: -10px; display: block; padding: 10px 12px; animation-delay: -2s; }
.h2-dnd > small { display: block; font-weight: 700; margin-bottom: 4px; }
.h2-dnd-row { display: flex; gap: 8px; align-items: center; font-family: ui-monospace, Consolas, monospace; font-size: 12px; margin-top: 4px; }
.h2-dnd-row span { background: var(--blue-soft); color: var(--blue); padding: 2px 8px; border-radius: 6px; min-width: 40px; text-align: center; }
.h2-dnd-row em { font-style: normal; border: 2px dashed var(--border); padding: 1px 8px; border-radius: 6px; }
.h2-dnd-row em.is-drag { border-style: solid; border-color: var(--green); background: var(--green-soft); transform: rotate(-3deg); box-shadow: var(--shadow); }
.h2-ring { bottom: 54px; right: -12px; animation-delay: -4s; }
.h2-ring svg { width: 42px; height: 42px; }
.h2-cert { bottom: -6px; right: 70px; animation-delay: -5s; }
@keyframes h2-float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@media (max-width: 560px) { .h2-ring, .h2-cert { display: none; } .h2-art { padding-left: 6px; padding-right: 6px; } }
@media (prefers-reduced-motion: reduce) { .h2-float, .h2-dot { animation: none; } }

/* İstatistikler */
.h2-stats { border-bottom: 1px solid var(--border-soft); background: var(--surface); }
.h2-stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; padding-top: 26px; padding-bottom: 26px; }
@media (min-width: 760px) { .h2-stats-grid { grid-template-columns: repeat(4, 1fr); } }
.h2-stats-grid > div { display: grid; grid-template-columns: auto 1fr; grid-template-rows: auto auto; column-gap: 12px; align-items: center; }
.h2-si { grid-row: span 2; width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; color: var(--c); background: color-mix(in srgb, var(--c) 12%, var(--surface)); }
.h2-stats-grid strong { font-size: 28px; font-weight: 900; color: var(--heading); line-height: 1; }
.h2-stats-grid small { color: var(--muted); }

/* Vitrin: ücretsiz kurs */
.h2-badge { display: inline-block; background: var(--yellow); color: var(--heading); font-weight: 900; font-size: 12px; padding: 3px 10px; border-radius: 999px; text-transform: uppercase; letter-spacing: .5px; }

/* Özellikler */
.h2-eyebrow { display: inline-block; font-weight: 900; font-size: 13px; letter-spacing: .8px; text-transform: uppercase; color: var(--blue); }
.h2-eyebrow.light { color: var(--yellow); }
.h2-features { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.h2-feature { position: relative; background: var(--surface); border: 1px solid var(--border-soft); border-radius: 16px; padding: 24px; overflow: hidden; transition: transform .15s, box-shadow .15s; }
.h2-feature::after { content: ""; position: absolute; right: -40px; top: -40px; width: 120px; height: 120px; border-radius: 50%; background: color-mix(in srgb, var(--c) 9%, transparent); }
.h2-feature:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.h2-feature .h2-fi { width: 48px; height: 48px; border-radius: 14px; margin-bottom: 14px; }
.h2-feature h3 { font-size: 18px; margin-bottom: 6px; }
.h2-feature p { color: var(--muted); margin: 0; }

/* Konular */
.h2-subjects { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); }
.h2-subject { display: flex; flex-direction: column; gap: 10px; padding: 20px 18px; border-radius: 16px; color: var(--text); background: linear-gradient(160deg, color-mix(in srgb, var(--c) 10%, var(--surface)), var(--surface) 70%); border: 1px solid color-mix(in srgb, var(--c) 22%, var(--surface)); transition: transform .15s, box-shadow .15s; }
.h2-subject:hover { text-decoration: none; transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.h2-subject-icon { width: 54px; height: 54px; border-radius: 16px; display: grid; place-items: center; color: #fff; background: var(--c); box-shadow: 0 8px 18px color-mix(in srgb, var(--c) 35%, transparent); }
.h2-subject-name { font-weight: 900; font-size: 16px; }
.h2-subject-count { display: inline-flex; align-items: center; gap: 2px; color: var(--c); font-weight: 700; font-size: 13px; }

/* Adımlar */
.h2-steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); counter-reset: h2step; }
.h2-steps li { position: relative; padding: 24px 22px 22px; border-radius: 16px; background: var(--bg-soft); counter-increment: h2step; }
.h2-steps li::before { content: counter(h2step); position: absolute; right: 18px; top: 10px; font-size: 54px; font-weight: 900; color: rgba(24, 101, 242, .08); line-height: 1; }
.h2-step-icon { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: var(--blue); color: #fff; margin-bottom: 12px; }
.h2-steps h3 { font-size: 18px; margin-bottom: 4px; }
.h2-steps p { margin: 0; color: var(--muted); }

/* Eğitmen çağrısı */
.h2-cta { background: var(--navy); color: #fff; position: relative; overflow: hidden; }
.h2-cta::before { content: ""; position: absolute; width: 480px; height: 480px; border-radius: 50%; right: -120px; top: -160px; background: radial-gradient(circle, rgba(24, 101, 242, .45), transparent 70%); }
.h2-cta-inner { position: relative; display: grid; gap: 36px; align-items: center; padding-top: 60px; padding-bottom: 60px; }
@media (min-width: 900px) { .h2-cta-inner { grid-template-columns: 1.1fr 1fr; } }
.h2-cta h2 { color: #fff; font-size: clamp(26px, 3.4vw, 36px); margin: 8px 0 16px; }
.h2-cta ul { list-style: none; padding: 0; margin: 0 0 24px; display: grid; gap: 8px; color: #d6e0f5; }
.h2-cta li { display: flex; gap: 8px; align-items: center; }
.h2-cta li svg { color: var(--yellow); flex-shrink: 0; }
.h2-mini { background: var(--surface); color: var(--text); border-radius: 18px; padding: 18px; box-shadow: 0 24px 60px rgba(0, 0, 0, .3); max-width: 420px; justify-self: center; width: 100%; transform: rotate(1.5deg); }
.h2-mini-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 12px; }
.h2-mini-head small { color: var(--muted); }
.h2-mini-group { display: flex; justify-content: space-between; gap: 8px; align-items: center; padding: 10px 12px; border-radius: 10px; background: var(--blue-soft); margin-bottom: 8px; font-size: 14px; }
.h2-mini-group b { color: var(--blue); font-size: 12px; }
.h2-mini-group.is-ai { background: linear-gradient(90deg, #f1ecff, #e8f0fe); }
.h2-mini-group.is-ai span { display: inline-flex; gap: 6px; align-items: center; color: #7854f7; font-weight: 700; }
.h2-mini-group.is-ai b { color: var(--green); }
.h2-mini-bars { display: flex; gap: 8px; align-items: flex-end; height: 70px; margin-top: 12px; padding: 0 4px; border-bottom: 2px solid var(--border-soft); }
.h2-mini-bars i { flex: 1; height: var(--h); border-radius: 6px 6px 0 0; background: linear-gradient(180deg, var(--blue), #7aa8ff); }
.lm-row { flex-wrap: wrap; }
.lm-info { min-width: 180px; }
.lm-actions { flex-wrap: wrap; }

/* Ana sayfa çizimi: farklı konulardan ders kartları */
.h2-board { background: var(--surface); border-radius: 18px; padding: 16px; box-shadow: 0 24px 60px rgba(11, 33, 73, .18); border: 1px solid var(--border-soft); transform: rotate(-1.2deg); }
.h2-board-head { display: flex; align-items: center; gap: 8px; font-weight: 900; color: var(--heading); margin-bottom: 12px; }
.h2-board-head small { margin-left: auto; color: var(--muted); font-weight: 400; font-size: 12px; }
.h2-board-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px var(--green-soft); }
.h2-tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.h2-tile { display: flex; flex-direction: column; gap: 4px; padding: 12px; border-radius: 12px; background: linear-gradient(160deg, color-mix(in srgb, var(--c) 9%, var(--surface)), var(--surface)); border: 1px solid color-mix(in srgb, var(--c) 20%, var(--surface)); min-width: 0; }
.h2-tile strong { font-size: 14px; color: var(--heading); line-height: 1.25; }
.h2-tile small { font-size: 12px; color: var(--muted); }
.h2-tile-tag { display: inline-flex; align-items: center; gap: 4px; font-size: 11px; font-weight: 900; color: var(--c); text-transform: uppercase; letter-spacing: .4px; }
.h2-tile-art { width: 100%; height: 54px; margin: 2px 0; }
.h2-tile-words { height: 54px; display: flex; align-items: center; justify-content: center; gap: 6px; color: var(--c); font-weight: 900; font-size: 15px; }
.h2-tile-words span { background: var(--surface); border: 1px solid color-mix(in srgb, var(--c) 30%, var(--surface)); border-radius: 8px; padding: 3px 8px; color: var(--heading); }
.h2-tile-code { height: 54px; display: flex; flex-direction: column; justify-content: center; font-family: ui-monospace, Consolas, monospace; font-size: 12px; background: #0f1a33; color: #dbe4ff; border-radius: 8px; padding: 6px 10px; line-height: 1.5; }
.h2-tile-code b { color: #c792ea; font-weight: 400; }
.h2-board-progress { display: flex; align-items: center; gap: 10px; margin-top: 12px; font-size: 13px; color: var(--muted); }
.h2-board-progress .h2-progress { flex: 1; height: 8px; border-radius: 999px; background: var(--border-soft); overflow: hidden; }
.h2-board-progress .h2-progress span { display: block; height: 100%; width: 62%; border-radius: 999px; background: linear-gradient(90deg, var(--blue), #7aa8ff); }
.h2-board-progress b { color: var(--heading); }
@media (max-width: 420px) { .h2-tiles { grid-template-columns: 1fr; } .h2-tile:nth-child(n+3) { display: none; } }
.h2-free-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 12px 24px; margin-bottom: 22px; }
.h2-free-head h2 { font-size: 26px; font-weight: 900; margin: 8px 0 4px; }
.h2-free-head p { margin: 0; }
.h2-art { padding: 56px 20px 64px; }
.h2-ai { top: 0; left: 0; }
.h2-live { top: 6px; }
.h2-dnd { bottom: 0; left: -10px; }
.h2-ring { bottom: 70px; }
.h2-cert { bottom: 4px; }

/* =====================================================================
   Öğrenci deneyimi: alıştırma, açıklamalar, notlar, döküm, bildirimler, motivasyon
   ===================================================================== */
.q-explain { width: 100%; margin-top: 8px; font-size: 14px; background: #fffdf3; border: 1px dashed #e7d48a; border-radius: 6px; padding: 8px 10px; resize: vertical; }

/* Sonuç sayfası */
.result-text { display: grid; gap: 4px; flex: 1; min-width: 0; }
.result-answer { display: inline-flex; gap: 4px; align-items: center; font-size: 14px; color: #00710a; font-weight: 700; }
.result-explain { font-size: 14px; color: #5b4a10; background: #fff8e1; border-radius: 6px; padding: 6px 10px; }
.practice-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; margin-top: 18px; padding: 14px 16px; border-radius: var(--radius); background: #eef7f9; color: #0c5f73; }
.practice-cta span { flex: 1; min-width: 220px; }

/* Alıştırma */
.practice-score { position: sticky; top: calc(var(--header-h) + 8px); z-index: 5; width: max-content; margin: 0 0 14px auto; background: var(--navy); color: #fff; padding: 6px 14px; border-radius: 999px; font-size: 14px; box-shadow: var(--shadow); }
.practice-q { border-radius: var(--radius); margin-bottom: 18px; transition: box-shadow .2s; }
.practice-q.is-ok .quiz-q { border-color: var(--green); box-shadow: 0 0 0 2px var(--green-soft); }
.practice-q.is-wrong .quiz-q { border-color: var(--red); box-shadow: 0 0 0 2px #fdecea; }
.practice-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-start; padding: 10px 2px 0; }
.practice-feedback { flex: 1; min-width: 220px; padding: 10px 12px; border-radius: 8px; font-size: 14px; }
.practice-feedback p { margin: 4px 0 0; }
.practice-feedback.is-ok { background: var(--green-soft); color: #00610a; }
.practice-feedback.is-wrong { background: #fdecea; color: #8a1a0c; }

/* Ders araçları: notlar ve döküm */
.lesson-tools { margin: 18px 0; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
.tool-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border-soft); padding: 6px 8px 0; overflow-x: auto; }
.tool-tab { display: inline-flex; align-items: center; gap: 6px; border: 0; background: none; padding: 10px 12px; font: inherit; font-weight: 700; color: var(--muted); border-bottom: 3px solid transparent; cursor: pointer; white-space: nowrap; }
.tool-tab.is-active { color: var(--blue); border-bottom-color: var(--blue); }
.tool-count { background: var(--blue-soft); color: var(--blue); border-radius: 999px; padding: 0 7px; font-size: 12px; }
.tool-panel { padding: 14px 16px; }
.note-form { display: grid; gap: 8px; margin-bottom: 12px; }
.note-form textarea { width: 100%; resize: vertical; }
.note-form .btn { justify-self: start; }
.note-list { list-style: none; margin: 0 0 8px; padding: 0; display: grid; gap: 6px; }
.note-item { display: flex; gap: 10px; align-items: flex-start; padding: 8px 10px; border-radius: 8px; background: var(--bg-soft); }
.note-item form { margin: 0; }
.note-body { flex: 1; margin: 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.note-body small { display: block; }
.note-time { flex-shrink: 0; border: 0; background: var(--blue-soft); color: var(--blue); font-weight: 900; font-size: 12px; padding: 3px 8px; border-radius: 6px; cursor: pointer; font-variant-numeric: tabular-nums; text-decoration: none; }
.note-time:hover { background: var(--blue); color: #fff; text-decoration: none; }
.notes-course { margin-bottom: 26px; }
.notes-course .panel-title small { font-weight: 400; font-size: 14px; }
.transcript-search { width: 100%; margin-bottom: 10px; }
.transcript { position: relative; list-style: none; margin: 0 0 8px; padding: 0; max-height: 340px; overflow-y: auto; display: grid; gap: 2px; }
.transcript li { display: flex; gap: 10px; align-items: baseline; padding: 6px 8px; border-radius: 6px; line-height: 1.5; }
.transcript li.is-current { background: #fff8e1; }
.transcript-gen { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; padding: 14px; border-radius: var(--radius); background: linear-gradient(90deg, #f1ecff, #e8f0fe); margin-bottom: 18px; }
.transcript-gen p { margin: 4px 0 0; }
.transcript-form textarea { width: 100%; font-family: ui-monospace, Consolas, monospace; font-size: 14px; line-height: 1.6; }

/* Bildirimler */
.bell-link { position: relative; display: inline-grid; place-items: center; color: var(--text); width: 38px; height: 38px; border-radius: 50%; }
.bell-link:hover { background: var(--bg-soft); }
.bell-link .cart-badge { background: var(--red); }
.notif-list { list-style: none; margin: 0 0 14px; padding: 0; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.notif + .notif { border-top: 1px solid var(--border-soft); }
.notif a { display: flex; gap: 12px; align-items: flex-start; padding: 14px 16px; color: var(--text); }
.notif a:hover { background: var(--bg-soft); text-decoration: none; }
.notif.is-unread { background: #f5f8ff; }
.notif-icon { width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; flex-shrink: 0; background: var(--blue-soft); color: var(--blue); }
.notif-icon.kind-live, .notif-icon.kind-live_soon { background: #fdecea; color: var(--red); }
.notif-icon.kind-certificate, .notif-icon.kind-badge { background: #fff4d6; color: #a37800; }
.notif-icon.kind-nudge { background: #eef7f9; color: #0c7f99; }
.notif-text { display: grid; gap: 2px; flex: 1; min-width: 0; }
.notif-text .muted { overflow-wrap: anywhere; }
.notif-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--blue); margin-top: 6px; flex-shrink: 0; }

/* İstek listesi */
.wish-item { display: grid; gap: 4px; }
.wish-item form { margin: 0; text-align: right; }
.wish-btn { display: inline-flex; align-items: center; gap: 6px; }
.wish-btn.is-saved svg { fill: var(--red); color: var(--red); }
.section-gap { margin-top: 36px; }

/* Motivasyon */
.motivation { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); margin-bottom: 26px; }
.mo-card { display: flex; gap: 12px; align-items: center; padding: 16px; border-radius: 14px; border: 1px solid var(--border-soft); background: var(--surface); }
.mo-icon { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; color: var(--c); background: color-mix(in srgb, var(--c) 13%, var(--surface)); flex-shrink: 0; }
.mo-card strong { display: block; font-size: 24px; font-weight: 900; line-height: 1.1; color: var(--heading); }
.mo-card small { color: var(--muted); }
.mo-goal { display: grid; gap: 8px; }
.mo-goal .bar { height: 8px; background: var(--border-soft); border-radius: 999px; overflow: hidden; }
.mo-goal .bar span { display: block; height: 100%; background: linear-gradient(90deg, var(--green), #5cd365); border-radius: 999px; }
.mo-goal form { display: flex; gap: 6px; align-items: center; font-size: 13px; color: var(--muted); }
.mo-goal select { padding: 2px 6px; }
.badges { display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); margin-bottom: 30px; }
.badge-item { display: grid; justify-items: center; text-align: center; gap: 6px; padding: 14px 10px; border-radius: 14px; border: 1px solid var(--border-soft); background: var(--surface); }
.badge-item .mo-icon { width: 52px; height: 52px; border-radius: 50%; }
.badge-item strong { font-size: 14px; }
.badge-item small { font-size: 12px; color: var(--muted); }
.badge-item.is-locked { opacity: .45; filter: grayscale(1); }

/* Öğrenme yolları */
.mega-links { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; }
.path-grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.path-card { display: flex; flex-direction: column; gap: 8px; padding: 22px; border-radius: 16px; color: var(--text); background: linear-gradient(160deg, color-mix(in srgb, var(--c) 9%, var(--surface)), var(--surface) 65%); border: 1px solid color-mix(in srgb, var(--c) 24%, var(--surface)); transition: transform .15s, box-shadow .15s; }
.path-card:hover { text-decoration: none; transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.path-card h2, .path-card h3 { margin: 4px 0 0; font-size: 20px; }
.path-card p { margin: 0; }
.path-card .link-arrow { margin-top: auto; color: var(--c); }
.path-icon { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; color: #fff; background: var(--c); box-shadow: 0 8px 18px color-mix(in srgb, var(--c) 35%, transparent); }
.path-icon.big { width: 72px; height: 72px; border-radius: 20px; flex-shrink: 0; }
.path-mini { list-style: none; margin: 6px 0; padding: 0; display: grid; gap: 6px; }
.path-mini li { display: flex; gap: 8px; align-items: center; font-size: 14px; }
.path-mini li span { width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; font-size: 12px; font-weight: 900; color: var(--c); background: color-mix(in srgb, var(--c) 14%, var(--surface)); flex-shrink: 0; }
.path-banner { background: linear-gradient(120deg, color-mix(in srgb, var(--c) 14%, var(--surface)), var(--surface)); }
.path-banner-inner { display: flex; gap: 20px; align-items: center; flex-wrap: wrap; }
.path-banner h1 { margin: 6px 0; }
.path-layout { display: grid; gap: 24px; align-items: start; }
@media (min-width: 980px) { .path-layout { grid-template-columns: 1fr 300px; } }
.path-progress { display: grid; gap: 6px; padding: 14px 16px; border-radius: 12px; background: var(--green-soft); margin-bottom: 18px; }
.path-progress .bar, .path-step-progress .bar { height: 8px; border-radius: 999px; background: var(--surface); overflow: hidden; }
.path-progress .bar span, .path-step-progress .bar span { display: block; height: 100%; background: var(--green); border-radius: 999px; }
.path-steps { list-style: none; margin: 18px 0 0; padding: 0; display: grid; gap: 14px; position: relative; }
.path-step { display: flex; gap: 16px; align-items: flex-start; padding: 18px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); }
.path-step.is-done { border-color: var(--green); background: #f7fcf7; }
.path-step-no { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; font-weight: 900; background: var(--blue-soft); color: var(--blue); flex-shrink: 0; }
.path-step.is-done .path-step-no { background: var(--green); color: #fff; }
.path-step-body { flex: 1; min-width: 0; }
.path-step-body h2 { font-size: 19px; margin: 0 0 4px; }
.path-step-body p { margin: 0 0 6px; }
.path-step-progress { display: flex; gap: 10px; align-items: center; margin-top: 8px; font-size: 13px; color: var(--muted); }
.path-step-progress .bar { flex: 1; background: var(--border-soft); }
.path-pick { display: grid; gap: 6px; max-height: 420px; overflow-y: auto; padding: 8px; border: 1px solid var(--border-soft); border-radius: 8px; }
.path-pick-row { display: flex; gap: 10px; align-items: center; font-size: 14px; }
.path-pick-row input[type="number"] { width: 56px; padding: 4px 6px; }
.pad { padding: 18px; }
.offline-page { min-height: 100vh; display: grid; place-content: center; justify-items: center; gap: 12px; text-align: center; padding: 24px; }
.offline-page img { border-radius: 22px; }

/* ---------- Eğitmen araçları: kupon, sınıf, ödev, duyuru, izlenme analizi ---------- */
.container.narrow { max-width: 520px; }
.container.narrow-lg { max-width: 860px; }
.pre-wrap { white-space: pre-wrap; overflow-wrap: anywhere; }
.break-all { word-break: break-all; }
.sub-title { font-size: 16px; margin: 20px 0 8px; }
.code-text { font-family: ui-monospace, "Cascadia Mono", Consolas, monospace; letter-spacing: 1px; }
.price-old { color: var(--muted); text-decoration: line-through; font-size: 14px; }
.coupon-form { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; border-top: 1px solid var(--border-soft); padding-top: 12px; font-size: 14px; }
.coupon-form input[type="text"] { flex: 1; min-width: 0; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; font: inherit; text-transform: uppercase; }
.two-col { display: grid; gap: 20px; margin: 20px 0; }
.two-col > .form-card { margin: 0; }
@media (min-width: 900px) { .two-col { grid-template-columns: 1fr 1fr; align-items: start; } }
.section-sm > .form-card + section, .section-sm > section + .form-card, .section-sm > section + details, .section-sm > details + section { margin-top: 20px; }
.plain-list { list-style: none; padding: 0; margin: 0 0 14px; display: grid; gap: 8px; }
.chip-list { list-style: none; padding: 0; margin: 0 0 12px; display: flex; flex-wrap: wrap; gap: 8px; }
.chip-item { display: inline-flex; align-items: center; gap: 8px; padding: 6px 10px; border: 1px solid var(--border); border-radius: 999px; background: var(--surface); font-size: 14px; }
.chip-item form { display: inline; }
.manage-thumb.sm { width: 32px; height: 32px; border-radius: 6px; flex-shrink: 0; }
.inline-form { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.inline-form select { max-width: 100%; padding: 7px 10px; border: 1px solid var(--border); border-radius: 6px; font: inherit; }
.class-code-box { display: grid; gap: 2px; text-align: center; padding: 14px 20px; border: 2px dashed #7854f7; border-radius: var(--radius); background: var(--surface); max-width: 100%; }
.class-code-box strong { font-size: 30px; color: #5a3bd1; }
.announce-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.announce-list li { border-left: 3px solid var(--blue); padding: 4px 0 4px 12px; }
.announce-list p { margin: 4px 0 0; }
.assignment-list { list-style: none; padding: 0; margin: 0; }
.assignment-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--border-soft); }
.assignment-row:last-child { border-bottom: 0; }
.assignment-row .pill { margin: 0; white-space: nowrap; }
.submission-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 16px; }
.submission { border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
.submission-head { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.submission-head .user-cell { margin-right: auto; }
.submission-head .pill { margin: 0; }
.submission-body { white-space: pre-wrap; overflow-wrap: anywhere; background: var(--bg-soft); border-radius: 6px; padding: 12px; margin: 12px 0; font-size: 15px; }
.grade-form { display: grid; gap: 8px; margin-top: 12px; }
@media (min-width: 720px) { .grade-form { grid-template-columns: 140px 1fr; align-items: start; } .grade-form .btn-row { grid-column: 1 / -1; } }
.grade-card { border-color: var(--green); }
.join-card { text-align: center; display: grid; gap: 12px; justify-items: center; }
.join-card .field, .join-card .btn { width: 100%; text-align: left; }
.code-input { font-size: 24px !important; text-align: center; letter-spacing: 4px; text-transform: uppercase; font-family: ui-monospace, Consolas, monospace; }
.analytics-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 16px; }
.analytics-head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.analytics-head h2 { font-size: 18px; margin: 2px 0 0; }
.analytics-stats { display: flex; gap: 18px; flex-wrap: wrap; }
.analytics-stats div { display: grid; text-align: center; }
.analytics-stats strong { font-size: 20px; font-variant-numeric: tabular-nums; }
.analytics-stats small { color: var(--muted); font-size: 12px; }
.retention { display: flex; align-items: flex-end; gap: 3px; height: 90px; padding: 4px; background: var(--bg-soft); border-radius: 6px; }
.retention-bar { flex: 1; background: var(--blue); border-radius: 3px 3px 0 0; min-height: 2px; }
.retention-bar.is-drop { background: #e35c20; }
.retention-axis { display: flex; justify-content: space-between; font-size: 12px; color: var(--muted); margin: 4px 0 8px; font-variant-numeric: tabular-nums; }

/* ---------- Hesap hakları (KVKK), eğitmen başvurusu, iade talebi ---------- */
.account-rights { margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--border); display: grid; gap: 10px; }
.account-rights h2 { font-size: 18px; margin: 0; }
.account-rights p { margin: 0; }
.account-rights .btn-danger-link { justify-self: start; }
.check-list { margin: 8px 0 16px; padding-left: 20px; font-size: 14px; }
.check-list li { margin-bottom: 4px; }
.request-card { border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; margin-bottom: 12px; background: var(--surface); }
.request-card header { display: flex; flex-wrap: wrap; gap: 8px; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.request-card p { margin: 6px 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.request-actions { display: grid; gap: 8px; margin-top: 10px; }
.request-actions textarea { width: 100%; resize: vertical; }
.request-actions .btns { display: flex; flex-wrap: wrap; gap: 8px; }
.order-refund { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 10px 0 0; }

/* ---------- Açık üniversite: sınıf sekmeleri, izlence, haftalık plan, rubrik, not çizelgesi ---------- */
.class-tabs { display: flex; flex-wrap: wrap; gap: 6px; margin: 16px 0 4px; }
.class-tabs a { display: inline-flex; align-items: center; gap: 6px; padding: 7px 12px; border: 1px solid var(--border); border-radius: 999px; background: var(--surface); font-size: 14px; font-weight: 700; color: var(--text); text-decoration: none; }
.class-tabs a:hover { border-color: var(--blue); color: var(--blue); }
.class-tabs a.is-active { background: var(--blue); border-color: var(--blue); color: #fff; }
.outcome-list { list-style: none; padding: 0; margin: 0 0 12px; display: grid; gap: 8px; }
.outcome-list li { display: flex; gap: 6px; align-items: center; }
.outcome-list li form.inline-form { flex: 1; margin: 0; flex-wrap: nowrap; }
.outcome-list input[type="text"], .inline-form input[type="text"] { flex: 1; min-width: 0; font: inherit; font-size: 14px; padding: 6px 8px; border: 1px solid var(--border); border-radius: 4px; }
.outcome-code { color: var(--blue-dark); min-width: 38px; }
.outcome-mini { margin: 4px 0 12px; padding-left: 18px; display: grid; gap: 4px; }
.week-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.week-card { border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; background: var(--surface); }
.week-card.is-locked { background: var(--bg-soft); color: var(--muted); }
.week-head { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; margin-bottom: 6px; }
.week-head h3 { margin: 0; font-size: 17px; flex: 1; min-width: 160px; }
.week-head .pill { margin-bottom: 0; }
.week-no { font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .5px; color: var(--blue); }
.week-items { list-style: none; padding: 0; margin: 8px 0; display: grid; gap: 6px; font-size: 14px; }
.week-items li { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.week-items .pill { margin-bottom: 0; }
.week-items li.is-done .icon { color: #00a60e; }
.check-group { border: 1px solid var(--border-soft); border-radius: 6px; padding: 6px 10px; margin-bottom: 6px; }
.check-group summary { cursor: pointer; font-weight: 700; font-size: 14px; }
.check-group-title { display: block; margin: 8px 0 2px; font-weight: 800; color: var(--muted); text-transform: uppercase; font-size: 11px; letter-spacing: .5px; }
.rubric-edit { display: grid; gap: 10px; margin-bottom: 8px; }
.rubric-row { display: grid; grid-template-columns: 1fr 90px; gap: 6px; border: 1px solid var(--border-soft); border-radius: 6px; padding: 10px; margin: 0; }
.rubric-row select, .rubric-row textarea { grid-column: 1 / -1; }
.rubric-row input, .rubric-row select, .rubric-row textarea { font: inherit; font-size: 14px; padding: 6px 8px; border: 1px solid var(--border); border-radius: 4px; min-width: 0; width: 100%; }
.rubric-table td { vertical-align: top; }
.rubric-table input[type="text"] { width: 100%; font: inherit; font-size: 13px; padding: 4px 6px; border: 1px solid var(--border); border-radius: 4px; }
.score-input { width: 64px; font: inherit; padding: 4px 6px; border: 1px solid var(--border); border-radius: 4px; }
.grade-summary { display: flex; flex-wrap: wrap; gap: 12px 28px; align-items: center; margin: 14px 0 4px; }
.grade-summary > div { display: grid; }
.grade-summary strong { font-size: 26px; }
.grade-table th { white-space: normal; min-width: 90px; }
.grade-table .pill { margin-bottom: 0; }

/* =====================================================================
   TASARIM KATMANI (v3) — tüm sayfalara ana sayfadaki yumuşak, ferah görünümü taşır.
   Renkler tema değişkenlerindendir; gece modu yalnızca değişkenleri değiştirir.
   ===================================================================== */
:root {
  --surface: #ffffff;
  --surface-2: #f4f6fb;
  --heading: #0b2149;
  --radius: 12px;
  --radius-lg: 18px;
  --shadow: 0 1px 2px rgba(11, 33, 73, .06), 0 4px 14px rgba(11, 33, 73, .06);
  --shadow-lg: 0 10px 34px rgba(11, 33, 73, .14);
  --ring: 0 0 0 4px color-mix(in srgb, var(--blue) 22%, transparent);
  --font-head: Nunito, Lato, "Segoe UI", system-ui, sans-serif;
  --tint-warn: #fff6dc; --tint-warn-text: #6b4a00; --tint-warn-border: #f5d98b;
  --tint-err: #fdecea; --tint-err-text: #a31d0e;
  --tint-ok-text: #00710a;
  color-scheme: light;
}

/* ---------- Gece modu ---------- */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0e1320; --bg-soft: #131a2a; --surface: #182033; --surface-2: #1e2740; --text: #e6e9f0; --heading: #f2f5fb;
    --muted: #9ba5b9; --border: #2c3650; --border-soft: #232c44; --blue: #5b93ff; --blue-dark: #8bb2ff; --blue-soft: #1b2b4f;
    --green: #2fcf5a; --green-soft: #14321f; --red: #ff6b5b; --navy: #0a1020;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 6px 18px rgba(0, 0, 0, .28); --shadow-lg: 0 14px 40px rgba(0, 0, 0, .5);
    --tint-warn: #33290f; --tint-warn-text: #f5d98b; --tint-warn-border: #5c4b1a; --tint-err: #3a1a17; --tint-err-text: #ffb4a8; --tint-ok-text: #7be395;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0e1320; --bg-soft: #131a2a; --surface: #182033; --surface-2: #1e2740; --text: #e6e9f0; --heading: #f2f5fb;
  --muted: #9ba5b9; --border: #2c3650; --border-soft: #232c44; --blue: #5b93ff; --blue-dark: #8bb2ff; --blue-soft: #1b2b4f;
  --green: #2fcf5a; --green-soft: #14321f; --red: #ff6b5b; --navy: #0a1020;
  --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 6px 18px rgba(0, 0, 0, .28); --shadow-lg: 0 14px 40px rgba(0, 0, 0, .5);
  --tint-warn: #33290f; --tint-warn-text: #f5d98b; --tint-warn-border: #5c4b1a; --tint-err: #3a1a17; --tint-err-text: #ffb4a8; --tint-ok-text: #7be395;
  color-scheme: dark;
}
body { background: var(--bg); }
h1, h2, h3, .panel-title, .buy-price, .stat-card strong, .mo-card strong { font-family: var(--font-head); color: var(--heading); letter-spacing: -.2px; }
h1 { font-weight: 900; }
h2, h3 { font-weight: 800; }

/* Uyarı / bilgi kutuları tema renkleriyle */
.pill-warn, .coming-soon-msg, .ps-preview-note, .finish-note, .hint-box, .cert-banner, .ai-note, .result-explain, .transcript li.is-current, .test-banner { background: var(--tint-warn); color: var(--tint-warn-text); border-color: var(--tint-warn-border); }
.review-panel, .q-explain { background: var(--tint-warn); border-color: var(--tint-warn-border); color: var(--text); }
.alert-error, .flash-error { background: var(--tint-err); color: var(--tint-err-text); }
.flash-success { color: var(--tint-ok-text); }
.ok-text { color: var(--tint-ok-text); }
.danger-zone { background: var(--tint-err); border-color: color-mix(in srgb, var(--red) 30%, transparent); }
.score-ring, .is-pass .score-ring { background: radial-gradient(closest-side, var(--surface) 78%, transparent 79% 100%), conic-gradient(var(--sc, var(--red)) calc(var(--p) * 1%), var(--border-soft) 0); }
.is-pass .score-ring { --sc: var(--green); }
.h2-hero { background: linear-gradient(160deg, color-mix(in srgb, var(--blue) 7%, var(--bg)) 0%, var(--bg) 55%, color-mix(in srgb, var(--yellow) 12%, var(--bg)) 100%); }
.h2-subject { background: linear-gradient(160deg, color-mix(in srgb, var(--c) 12%, var(--surface)), var(--surface) 70%); }
.h2-kicker, .h2-search { border-color: color-mix(in srgb, var(--blue) 20%, var(--border)); }
.h2-text .lead { color: var(--muted); }
.h2-progress { background: color-mix(in srgb, var(--navy) 80%, var(--blue)); }

/* ---------- Üst menü ---------- */
.site-header { background: color-mix(in srgb, var(--surface) 86%, transparent); backdrop-filter: saturate(1.6) blur(12px); -webkit-backdrop-filter: saturate(1.6) blur(12px); border-bottom-color: var(--border-soft); }
.theme-toggle { width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--border); background: var(--surface); color: var(--text); display: inline-grid; place-items: center; cursor: pointer; transition: transform .2s, background .2s; }
.theme-toggle:hover { background: var(--bg-soft); transform: rotate(-12deg); }
.theme-toggle .icon-moon { display: none; }
:root[data-theme="dark"] .theme-toggle .icon-sun { display: none; }
:root[data-theme="dark"] .theme-toggle .icon-moon { display: inline-block; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .theme-toggle .icon-sun { display: none; } :root:not([data-theme="light"]) .theme-toggle .icon-moon { display: inline-block; } }
.mega-menu, .dropdown-menu { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); border-color: var(--border-soft); }

/* ---------- Düğmeler ---------- */
.btn { border-radius: 12px; font-weight: 800; transition: transform .12s, box-shadow .15s, background .15s, border-color .15s; }
.btn:active { transform: translateY(1px); }
.btn-primary { box-shadow: 0 3px 0 color-mix(in srgb, var(--blue) 60%, #0b2149); }
.btn-primary:active { box-shadow: 0 1px 0 color-mix(in srgb, var(--blue) 60%, #0b2149); }
.btn-green { box-shadow: 0 3px 0 color-mix(in srgb, var(--green) 60%, #003d05); }
.btn-yellow { box-shadow: 0 3px 0 #d9a400; }
.btn-outline { background: var(--surface); }
.btn-outline:hover { border-color: var(--blue); color: var(--blue); }
.btn-sm { border-radius: 10px; }
.btn-sm.btn-primary, .btn-sm.btn-green, .btn-sm.btn-yellow { box-shadow: 0 2px 0 rgba(11, 33, 73, .25); }

/* ---------- Form alanları ---------- */
.field input, .field textarea, .field select, .inline-form select, .inline-form input[type="text"], .rubric-row input, .rubric-row select, .rubric-row textarea {
  border-radius: 10px; background: var(--surface); color: var(--text); border-color: var(--border); transition: border-color .15s, box-shadow .15s; }
.field input:focus, .field textarea:focus, .field select:focus { box-shadow: var(--ring); border-color: var(--blue); }
.field > span { font-weight: 800; }

/* ---------- Kartlar ---------- */
.box, .form-card, .admin-card, .stat-card, .mo-card, .order-card, .request-card, .week-card, .manage-row, .course-card, .auth-card, .buy-card, .continue-card, .my-course, .badge-item, .revenue-card, .recent-sales, .submission, .assignment-row, .cert-card {
  border-radius: var(--radius-lg); border-color: var(--border-soft); background: var(--surface); }
.box, .form-card, .stat-card, .mo-card, .course-card, .my-course, .manage-row, .order-card, .week-card, .revenue-card, .recent-sales { box-shadow: var(--shadow); }
.course-card, .my-course, .manage-row, .stat-card, .mo-card { transition: transform .18s, box-shadow .18s; }
.course-card:hover, .my-course:hover, .manage-row:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.empty { border-radius: var(--radius-lg); border-color: var(--border-soft); background: var(--surface); }

/* ---------- Sayfa başlıkları ---------- */
.panel-head { position: relative; overflow: hidden; background:
    radial-gradient(600px 220px at 92% -40%, color-mix(in srgb, var(--yellow) 30%, transparent), transparent 70%),
    radial-gradient(520px 260px at -5% 120%, color-mix(in srgb, var(--blue) 14%, transparent), transparent 70%),
    linear-gradient(160deg, color-mix(in srgb, var(--blue) 6%, var(--bg)), var(--bg)); border-bottom-color: var(--border-soft); padding: 34px 0 26px; }
.panel-head h1 { font-size: clamp(26px, 3.2vw, 36px); }
.panel-tabs { background: var(--surface); border-bottom-color: var(--border-soft); position: sticky; top: var(--header-h); z-index: 20; }
.panel-tabs a { border-radius: 10px 10px 0 0; transition: color .15s, background .15s; }
.panel-tabs a:hover { background: var(--bg-soft); }
.page-banner { background:
    radial-gradient(circle at 1px 1px, rgba(255, 255, 255, .16) 1.2px, transparent 1.6px) 0 0 / 22px 22px,
    linear-gradient(135deg, var(--c), color-mix(in srgb, var(--c) 58%, #0b2149)); }
.page-banner h1, .page-banner h2 { color: #fff; }
.unit-no { letter-spacing: .8px; }

/* ---------- Profil görseli ---------- */
.avatar-img { object-fit: cover; border-radius: 50%; background: var(--bg-soft); display: inline-block; flex-shrink: 0; }
.avatar-img.avatar-xs { width: 24px; height: 24px; } .avatar-img.avatar-sm { width: 30px; height: 30px; }
.avatar-img.avatar-lg { width: 56px; height: 56px; } .avatar-img.avatar-xl { width: 88px; height: 88px; border: 3px solid rgba(255, 255, 255, .7); }
.avatar { box-shadow: 0 0 0 2px var(--surface); }
.photo-form { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; padding: 14px; border: 1px dashed var(--border); border-radius: var(--radius); margin-bottom: 18px; }
.photo-form .avatar, .photo-form .avatar-img { width: 72px; height: 72px; font-size: 26px; }
.photo-form .photo-actions { display: grid; gap: 6px; flex: 1; min-width: 200px; }
.photo-form .photo-actions > div { display: flex; flex-wrap: wrap; gap: 8px; }

/* ---------- Kurs kapakları ---------- */
.course-cover, .buy-cover, .manage-thumb, .continue-thumb { overflow: hidden; }
.course-cover > .cover-art, .buy-cover > .cover-art, .manage-thumb > .cover-art, .continue-thumb > .cover-art,
.course-cover > .cover-img, .buy-cover > .cover-img, .manage-thumb > .cover-img, .continue-thumb > .cover-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.manage-thumb, .continue-thumb { position: relative; }
.course-card .cover-art, .my-course .cover-art { transition: transform .4s; }
.course-card:hover .cover-art, .course-card:hover .cover-img, .my-course:hover .cover-art { transform: scale(1.05); }
.course-cover .cover-img, .course-cover .cover-art { transition: transform .4s; }
.cover-tag { z-index: 1; backdrop-filter: blur(6px); background: rgba(11, 33, 73, .38); border-radius: 999px; padding: 4px 10px; }
.cover-play { box-shadow: var(--shadow); color: var(--blue); }
.done-badge { z-index: 1; }
.cover-form { display: grid; gap: 12px; grid-template-columns: minmax(160px, 260px) 1fr; align-items: center; }
@media (max-width: 640px) { .cover-form { grid-template-columns: 1fr; } }
.cover-preview { position: relative; aspect-ratio: 16 / 9; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.cover-preview > * { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }

/* ---------- Boş sayfalar: maskot ---------- */
.empty > svg.icon:first-child { display: none; }
.empty::before { content: ""; display: block; width: 120px; height: 120px; margin: 0 auto 4px; background: url("/img/mascot/think.svg") center / contain no-repeat; animation: mascot-bob 4s ease-in-out infinite; }
.empty.empty-happy::before { background-image: url("/img/mascot/happy.svg"); }
.mascot { display: inline-block; width: 96px; height: 96px; flex-shrink: 0; animation: mascot-bob 4s ease-in-out infinite; }
.mascot.sm { width: 64px; height: 64px; } .mascot.lg { width: 150px; height: 150px; }
@keyframes mascot-bob { 0%, 100% { transform: translateY(0) rotate(0); } 50% { transform: translateY(-6px) rotate(-2deg); } }
.error-page .mascot { margin-bottom: 8px; }

/* ---------- Bildirim kutucuğu (flash → toast) ---------- */
.flash { position: fixed; z-index: 90; right: 18px; bottom: 18px; max-width: min(420px, calc(100vw - 36px)); padding: 0; border-radius: 14px; box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-soft); animation: toast-in .35s cubic-bezier(.2, .9, .3, 1.3) both; }
.flash .container { padding: 14px 44px 14px 46px; position: relative; max-width: none; }
.flash .container::before { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; font-size: 13px; font-weight: 900; color: #fff; }
.flash-success .container::before { content: "✓"; background: var(--green); }
.flash-info .container::before { content: "i"; background: var(--blue); }
.flash-error .container::before { content: "!"; background: var(--red); }
.flash.is-hiding { animation: toast-out .3s ease-in both; }
.toast-close { position: absolute; right: 8px; top: 50%; transform: translateY(-50%); background: none; border: 0; color: inherit; opacity: .6; cursor: pointer; font-size: 20px; line-height: 1; padding: 6px; }
.toast-close:hover { opacity: 1; }
@keyframes toast-in { from { opacity: 0; transform: translateY(16px) scale(.96); } to { opacity: 1; transform: none; } }
@keyframes toast-out { to { opacity: 0; transform: translateY(12px); } }

/* ---------- Rozetler ---------- */
.badges { gap: 14px; }
.badge-item { position: relative; text-align: center; padding: 18px 12px 14px; box-shadow: var(--shadow); transition: transform .18s; }
.badge-item:not(.is-locked):hover { transform: translateY(-3px) rotate(-1deg); }
.badge-item .mo-icon { width: 64px; height: 64px; border-radius: 50%; margin: 0 auto 10px; color: #fff;
  background: radial-gradient(circle at 30% 25%, rgba(255, 255, 255, .55), transparent 40%), linear-gradient(145deg, var(--c), color-mix(in srgb, var(--c) 55%, #0b2149));
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--c) 22%, var(--surface)), 0 6px 14px color-mix(in srgb, var(--c) 35%, transparent); }
.badge-item:not(.is-locked)::after { content: ""; position: absolute; top: 72px; left: 50%; width: 28px; height: 14px; transform: translateX(-50%);
  background: linear-gradient(90deg, color-mix(in srgb, var(--c) 80%, #000) 50%, var(--c) 50%); clip-path: polygon(0 0, 100% 0, 100% 100%, 50% 60%, 0 100%); }
.badge-item.is-locked .mo-icon { background: var(--bg-soft); color: var(--muted); box-shadow: 0 0 0 4px var(--border-soft); filter: grayscale(1); }
.badge-item.is-locked { opacity: .7; }

/* ---------- Halka grafik (hedef, not, ilerleme) ---------- */
.ring { --p: 0; --rc: var(--blue); width: 84px; height: 84px; border-radius: 50%; display: grid; place-items: center; flex-shrink: 0;
  background: radial-gradient(closest-side, var(--surface) 76%, transparent 77% 100%), conic-gradient(var(--rc) calc(var(--p) * 1%), var(--border-soft) 0); }
.ring strong { font-family: var(--font-head); font-size: 20px; color: var(--heading); line-height: 1; text-align: center; }
.ring small { display: block; font-size: 11px; color: var(--muted); font-weight: 700; }
.ring.lg { width: 120px; height: 120px; } .ring.lg strong { font-size: 30px; }

/* ---------- Animasyon ve hareket ---------- */
main { animation: page-in .35s ease-out both; }
@keyframes page-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .5s, transform .5s; }
.reveal.is-in { opacity: 1; transform: none; }
.confetti-canvas { position: fixed; inset: 0; pointer-events: none; z-index: 200; }
@media (prefers-reduced-motion: reduce) {
  main, .flash, .empty::before, .mascot, .reveal { animation: none !important; transition: none !important; opacity: 1 !important; transform: none !important; }
  .course-card:hover, .my-course:hover, .manage-row:hover, .badge-item:hover { transform: none; }
}

/* ---------- Tablolar ---------- */
.data-table th { background: var(--bg-soft); border-bottom-color: var(--border-soft); }
.data-table tbody tr:hover { background: color-mix(in srgb, var(--blue) 4%, var(--surface)); }
.table-wrap { border-radius: var(--radius); }

/* ---------- Alt bilgi ---------- */
.site-footer { background: linear-gradient(180deg, #0b2149, #071530); }

/* ---------- Öğrenci paneli: Bugün ekranı ---------- */
.today-head .panel-hello { align-items: center; gap: 18px; }
.today-head .mascot { width: 84px; height: 84px; }
.today-sub { margin: 4px 0 0; }
.today-grid { display: grid; gap: 20px; margin-bottom: 32px; }
@media (min-width: 900px) { .today-grid { grid-template-columns: 1fr 320px; align-items: start; } }
.today-main { display: grid; gap: 20px; min-width: 0; }
.today-side { display: grid; gap: 14px; }
.today-main .continue-card { margin: 0; border-left: 0; padding: 14px; gap: 18px; background:
  linear-gradient(120deg, color-mix(in srgb, var(--c) 10%, var(--surface)), var(--surface) 60%); }
.continue-thumb { width: 168px; aspect-ratio: 16 / 9; border-radius: 14px; flex-shrink: 0; display: grid; place-items: center; box-shadow: var(--shadow); }
.continue-thumb .cover-play { position: relative; right: auto; bottom: auto; z-index: 1; width: 42px; height: 42px; }
.continue-info { flex: 1; min-width: 200px; }
.continue-info h2 { font-size: 21px; margin: 4px 0 10px; }
@media (max-width: 560px) { .continue-thumb { width: 100%; } }
.today-list .panel-title { display: flex; align-items: center; gap: 8px; font-size: 18px; }
.today-empty { display: flex; align-items: center; gap: 10px; margin: 0; }
.deadline-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.deadline-list li { display: flex; align-items: center; gap: 14px; padding: 10px 12px; border-radius: 14px; background: var(--bg-soft); border: 1px solid var(--border-soft); }
.deadline-list .pill { margin: 0 0 0 auto; }
.deadline-date { width: 54px; height: 54px; border-radius: 12px; display: grid; place-content: center; text-align: center; background: var(--blue-soft); color: var(--blue-dark); flex-shrink: 0; line-height: 1.05; }
.deadline-date strong { font-family: var(--font-head); font-size: 20px; color: inherit; }
.deadline-date small { font-size: 11px; font-weight: 700; }
.deadline-list li.is-urgent .deadline-date { background: var(--tint-warn); color: var(--tint-warn-text); }
.deadline-list li.is-late .deadline-date { background: var(--tint-err); color: var(--tint-err-text); }
.deadline-info { display: grid; min-width: 0; }
.deadline-info strong { color: var(--heading); }
.streak-card { align-items: center; }
.streak-flame { font-size: 34px; filter: grayscale(1) opacity(.45); transition: filter .3s; }
.streak-card.is-lit .streak-flame { filter: none; animation: flame 1.6s ease-in-out infinite; transform-origin: 50% 90%; }
@keyframes flame { 0%, 100% { transform: scale(1) rotate(-3deg); } 50% { transform: scale(1.12) rotate(3deg); } }
.today-side .mo-goal { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.today-side .mo-goal > div:last-child { flex: 1; min-width: 150px; }
.today-side .mo-goal form { margin-top: 6px; display: flex; gap: 6px; align-items: center; font-size: 13px; }
.today-side .mo-goal select { font: inherit; font-size: 13px; padding: 4px 6px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface); color: var(--text); }
.mo-card strong { display: block; }

/* ---------- Eğitmen paneli: başlangıç rehberi ve satış grafiği ---------- */
.onboarding { border-radius: var(--radius-lg); padding: 20px; margin-bottom: 28px; border: 1px solid color-mix(in srgb, var(--green) 25%, var(--border-soft));
  background: linear-gradient(135deg, color-mix(in srgb, var(--green) 8%, var(--surface)), var(--surface) 55%, color-mix(in srgb, var(--yellow) 10%, var(--surface))); box-shadow: var(--shadow); }
.onboarding-head { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-bottom: 14px; }
.onboarding-head > div:nth-child(2) { flex: 1; min-width: 200px; }
.onboarding-head .panel-title { margin: 0; }
.onboarding-head p { margin: 2px 0 0; }
.onboarding-steps { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.onboarding-steps li { display: flex; gap: 10px; align-items: flex-start; background: var(--surface); border: 1px solid var(--border-soft); border-radius: 14px; padding: 12px; }
.onboarding-steps a { display: grid; color: var(--text); }
.onboarding-steps a:hover { text-decoration: none; }
.onboarding-steps a:hover strong { color: var(--blue); }
.onboarding-steps small { color: var(--muted); font-size: 12.5px; }
.step-dot { width: 26px; height: 26px; border-radius: 50%; flex-shrink: 0; display: grid; place-items: center; font-weight: 900; font-size: 13px; background: var(--blue-soft); color: var(--blue-dark); }
.onboarding-steps li.is-done { opacity: .75; }
.onboarding-steps li.is-done .step-dot { background: var(--green); color: #fff; }
.onboarding-steps li.is-done strong { text-decoration: line-through; text-decoration-thickness: 2px; text-decoration-color: color-mix(in srgb, var(--green) 60%, transparent); }
.spark { display: flex; align-items: flex-end; gap: 3px; height: 64px; margin: 6px 0 16px; padding: 6px; border-radius: 10px; background: var(--bg-soft); }
.spark span { flex: 1; border-radius: 3px 3px 0 0; background: var(--border); min-height: 3px; transition: background .2s; }
.spark span.has { background: linear-gradient(180deg, var(--blue), color-mix(in srgb, var(--blue) 55%, var(--green))); }
.spark span:hover { background: var(--yellow); }
.manage-thumb { width: 96px; height: 54px; border-radius: 10px; }

/* ---------- Ders ekranı: odak modu ---------- */
.player-titlebar { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.player-titlebar .player-title { margin: 0 0 12px; }
.focus-toggle { flex-shrink: 0; border: 1px solid var(--border); }
.focus-toggle .focus-off, body.focus-mode .focus-toggle .focus-on { display: none; }
body.focus-mode .focus-toggle .focus-off { display: inline; }
body.focus-mode .site-header, body.focus-mode .site-footer, body.focus-mode .test-banner { display: none; }
@media (min-width: 960px) {
  body.focus-mode .player-layout { grid-template-columns: 1fr; }
  body.focus-mode .player-side { display: none; }
  body.focus-mode .player-main { max-width: 1100px; margin: 0 auto; width: 100%; }
}
body.focus-mode .player-layout { min-height: 100vh; }
.ps-item.is-current { box-shadow: inset 4px 0 0 var(--c); }
.ps-item.is-done .ps-state { background: var(--green); color: #fff; }
.video-frame { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }

/* ---------- Sınıf sayfası: haftalar zaman çizelgesi, not halkası ---------- */
.week-timeline { position: relative; padding-left: 30px; }
.week-timeline::before { content: ""; position: absolute; left: 11px; top: 8px; bottom: 8px; width: 3px; border-radius: 3px; background: var(--border-soft); }
.week-timeline .week-card { position: relative; }
.week-timeline .week-card::before { content: ""; position: absolute; left: -26px; top: 18px; width: 16px; height: 16px; border-radius: 50%; background: var(--surface); border: 3px solid var(--blue); box-shadow: 0 0 0 4px var(--bg); }
.week-timeline .week-card.is-locked::before { border-color: var(--border); }
.week-timeline .week-card.is-complete::before { background: var(--green); border-color: var(--green); }
.grade-summary .ring strong { display: grid; justify-items: center; font-size: 28px; }
.grade-summary .ring small { font-size: 10px; font-family: Lato, sans-serif; }

/* ---------- Hata sayfası ---------- */
.error-page { text-align: center; padding: 56px 16px 72px; }
.error-page .error-code { display: block; font-family: var(--font-head); font-weight: 900; font-size: 56px; line-height: 1; color: var(--blue); opacity: .25; margin-bottom: 6px; }
.error-actions { justify-content: center; margin-top: 18px; }

/* ---------- Kurs sayfası ---------- */
.buy-cover { aspect-ratio: 16 / 9; }
.buy-cover .cover-play.big { position: relative; z-index: 1; }
.cover-caption { text-shadow: 0 1px 6px rgba(0, 0, 0, .4); }
.course-banner { padding: 46px 0 56px; }
.lesson-row { border-radius: 12px; transition: background .15s; }
.lesson-row.is-open:hover { background: var(--blue-soft); }
.unit-badge { border-radius: 10px; }
.outcomes li .icon { color: var(--green); }
.instructor-box .avatar, .instructor-box .avatar-img { width: 64px; height: 64px; font-size: 22px; }

/* ---------- Konu ve kategori ızgaraları ---------- */
.course-grid { gap: 22px; }
.course-body h3 { font-family: var(--font-head); }
.price { font-family: var(--font-head); font-weight: 900; }

/* ---------- Gece modunda da doğru görünen küçük öğeler ---------- */
.pill-gray { background: var(--border-soft); }
.pill-red, .practice-feedback.is-wrong, .result-card.is-fail .result-icon { background: var(--tint-err); color: var(--tint-err-text); }
.notif.is-unread { background: color-mix(in srgb, var(--blue) 7%, var(--surface)); }
.notif-icon.kind-live, .notif-icon.kind-live_soon { background: var(--tint-err); }
.notif-icon.kind-certificate, .notif-icon.kind-badge, .cert-card-icon { background: var(--tint-warn); }
.notif-icon.kind-nudge, .practice-cta { background: color-mix(in srgb, #0c7f99 12%, var(--surface)); }
.practice-cta { color: var(--text); }
.h2-mini-group.is-ai, .transcript-gen { background: linear-gradient(90deg, color-mix(in srgb, #7854f7 12%, var(--surface)), color-mix(in srgb, var(--blue) 10%, var(--surface))); }
.lm-act-icon.html { background: color-mix(in srgb, #7854f7 14%, var(--surface)); }
.path-step.is-done { background: color-mix(in srgb, var(--green) 8%, var(--surface)); }
.rating-dist .hbar span, .stars { --star-off: var(--border); }

/* ---------- Yükleniyor yer tutucuları ---------- */
.skeleton-group { display: grid; gap: 10px; margin-top: 18px; text-align: left; }
.skeleton { display: block; height: 14px; border-radius: 7px; background: linear-gradient(90deg, var(--border-soft) 0%, var(--bg-soft) 40%, var(--border-soft) 80%) 0 0 / 300% 100%; animation: shimmer 1.4s linear infinite; }
.skeleton.w-40 { width: 40%; } .skeleton.w-60 { width: 60%; } .skeleton.w-75 { width: 75%; } .skeleton.w-85 { width: 85%; } .skeleton.w-90 { width: 90%; }
@keyframes shimmer { from { background-position: 100% 0; } to { background-position: -50% 0; } }
@media (prefers-reduced-motion: reduce) { .skeleton { animation: none; } }

/* ---------- Hesap menüsü ---------- */
.dropdown { width: 250px; padding: 6px; border-radius: var(--radius-lg); }
.dropdown-head { padding: 10px 12px 12px; }
.dropdown a, .dropdown button { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 10px; font-size: 14.5px; }
.dropdown a .icon, .dropdown button .icon { color: var(--muted); flex-shrink: 0; }
.dropdown a .pill { margin: 0 0 0 auto; }
.dropdown-main { font-weight: 800; color: var(--blue) !important; }
.dropdown-main .icon { color: var(--blue) !important; }
.dropdown-soft { color: var(--muted) !important; }
.dropdown-sep { height: 1px; background: var(--border-soft); margin: 6px 4px; }
.dropdown form button { color: var(--red); }

/* ---------- Rubrikle notlama formu ---------- */
.grade-form.has-rubric { grid-template-columns: 1fr !important; }
.rubric-grade { border: 1px solid var(--border-soft); border-radius: var(--radius); overflow: hidden; }
.rubric-grade-row { display: grid; gap: 8px 16px; padding: 12px 14px; border-bottom: 1px solid var(--border-soft); align-items: center; }
@media (min-width: 720px) { .rubric-grade-row { grid-template-columns: minmax(0, 1.3fr) auto minmax(0, 1fr); } }
.rg-title { display: grid; gap: 2px; min-width: 0; }
.rg-title small { font-size: 12.5px; line-height: 1.35; }
.rg-desc { color: var(--muted); }
.rg-score { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; font-weight: 700; }
.rg-score .score-input { width: 72px; text-align: center; font-weight: 800; height: 38px; border-radius: 10px; }
.rg-note { width: 100%; font: inherit; font-size: 14px; padding: 8px 10px; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); color: var(--text); }
.rubric-total { display: flex; justify-content: space-between; align-items: center; padding: 12px 14px; background: var(--bg-soft); font-weight: 800; }
.rubric-total strong { font-family: var(--font-head); font-size: 20px; color: var(--heading); }
.submission-files { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 12px; }