:root {
  --amnko-cyan: #09b6d2;
  --amnko-primary: #087f98;
  --amnko-primary-hover: #06687e;
  --amnko-primary-deep: #055366;
  --amnko-primary-soft: #e8fafd;
  --amnko-primary-rgb: 8, 127, 152;
  --amnko-accent-rgb: 9, 182, 210;
  --amnko-navy-rgb: 10, 39, 77;
  --amnko-font-family: "Cairo", system-ui, -apple-system, "Segoe UI", Tahoma, Arial, sans-serif;
  --amnko-navy: #0a274d;
  --amnko-ink: #10233f;
  --amnko-muted: #66768d;
  --amnko-border: #e1e8f1;
  --amnko-bg: #f5f8fc;
  --amnko-card: #fff;
  --amnko-success: #13855a;
  --amnko-danger: #b93849;
  --amnko-radius: 18px;
  --amnko-radius-lg: 28px;
  --amnko-shadow-sm: 0 8px 24px rgba(14, 42, 79, .06);
  --amnko-shadow: 0 16px 44px rgba(14, 42, 79, .10);
  --amnko-shadow-lg: 0 24px 70px rgba(8, 40, 78, .15);
  --bs-primary: var(--amnko-primary);
  --bs-primary-rgb: var(--amnko-primary-rgb);
  --bs-link-color: var(--amnko-primary);
  --bs-link-hover-color: var(--amnko-primary-hover);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background: var(--amnko-bg);
  color: var(--amnko-ink);
  font-family: var(--amnko-font-family);
  text-rendering: optimizeLegibility;
}
a { color: var(--amnko-primary); text-decoration: none; }
a:hover { color: var(--amnko-primary-hover); }
img, video, svg { max-width: 100%; }
button, input, select, textarea { font: inherit; }
:focus-visible { outline: 3px solid rgba(var(--amnko-accent-rgb), .48); outline-offset: 3px; }
::selection { color: #fff; background: var(--amnko-primary); }

.skip-link {
  position: fixed;
  top: .5rem;
  right: .75rem;
  z-index: 2000;
  padding: .65rem 1rem;
  border-radius: 10px;
  color: #fff;
  background: var(--amnko-navy);
  transform: translateY(-150%);
  transition: transform .16s ease;
}
.skip-link:focus { color: #fff; transform: translateY(0); }
.min-w-0 { min-width: 0; }
.user-role-label { font-size: .68rem; }
.clipboard-fallback, .honeypot-field {
  position: fixed !important;
  inset-inline-start: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  opacity: 0 !important;
}
.is-dismissing { opacity: 0 !important; transition: opacity .25s ease; }
.is-clickable { cursor: pointer; }
.operational-notice {
  position: fixed;
  top: 1rem;
  left: 50%;
  z-index: 1080;
  width: min(92vw, 720px);
  transform: translateX(-50%);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  border-bottom: 1px solid rgba(224, 232, 242, .9);
  background: rgba(255, 255, 255, .94);
  box-shadow: 0 4px 20px rgba(10, 39, 77, .04);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}
.brand-logo { width: 57px; height: 44px; object-fit: contain; }
.brand-wordmark { color: var(--amnko-navy); font-size: 1.12rem; font-weight: 800; letter-spacing: -.35px; }
.navbar .nav-link {
  padding: .65rem .85rem !important;
  border-radius: 11px;
  color: #42536c;
  font-weight: 650;
  transition: color .18s ease, background-color .18s ease;
}
.navbar .nav-link:hover, .navbar .nav-link.active { color: var(--amnko-navy); background: var(--amnko-primary-soft); }
.navbar-toggler { border: 0; box-shadow: none !important; }
.user-chip { padding: .35rem .5rem .35rem .75rem; border: 1px solid var(--amnko-border) !important; border-radius: 999px; background: #f2f6fb; }
.avatar-circle {
  width: 34px;
  height: 34px;
  display: inline-grid;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(135deg, var(--amnko-navy), var(--amnko-primary));
  font-weight: 800;
}
.profile-avatar { width: 78px; height: 78px; font-size: 1.8rem; }
.notification-link { position: relative; }
.notification-dot {
  position: absolute;
  top: 3px;
  left: 4px;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  display: grid;
  place-items: center;
  border: 2px solid #fff;
  border-radius: 20px;
  color: #fff;
  background: var(--amnko-danger);
  font-size: .67rem;
  font-weight: 800;
}

.page-shell { flex: 1; padding-block: 1.8rem 3rem; }
.page-heading { margin-bottom: 1.6rem; }
.page-heading h1 { color: var(--amnko-navy); font-weight: 800; letter-spacing: -.4px; }
.page-heading p { margin-bottom: 0; color: var(--amnko-muted); }
.card {
  border: 1px solid rgba(226, 233, 242, .98);
  border-radius: var(--amnko-radius);
  background: var(--amnko-card);
  box-shadow: var(--amnko-shadow-sm);
}
.card-hover { transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.card-hover:hover, .card-hover:focus-within { border-color: rgba(var(--amnko-accent-rgb), .28); box-shadow: var(--amnko-shadow); transform: translateY(-4px); }

.btn { padding: .64rem 1.05rem; border-radius: 12px; font-weight: 750; transition: transform .16s ease, box-shadow .16s ease, background-color .16s ease; }
.btn-sm { padding: .42rem .72rem; border-radius: 10px; }
.btn-primary {
  border-color: transparent;
  color: #fff;
  background: linear-gradient(135deg, var(--amnko-primary-hover), var(--amnko-primary));
  box-shadow: 0 8px 20px rgba(var(--amnko-primary-rgb), .23);
}
.btn-primary:hover, .btn-primary:focus-visible { border-color: transparent; color: #fff; background: linear-gradient(135deg, var(--amnko-primary-deep), var(--amnko-primary-hover)); transform: translateY(-1px); }
.btn-primary:disabled { transform: none; box-shadow: none; }
.btn-dark { border-color: var(--amnko-navy); background: var(--amnko-navy); }
.btn-outline-primary { border-color: rgba(var(--amnko-primary-rgb), .52); color: var(--amnko-primary); }
.btn-outline-primary:hover { border-color: var(--amnko-primary); color: #fff; background: var(--amnko-primary); }
.btn-soft-primary { border: 1px solid rgba(var(--amnko-accent-rgb), .18); color: var(--amnko-primary); background: var(--amnko-primary-soft); }
.btn-soft-primary:hover { color: var(--amnko-primary-deep); background: var(--amnko-primary-soft); }

.form-control, .form-select {
  min-height: 46px;
  padding: .65rem .85rem;
  border-color: #d7e1ec;
  border-radius: 12px;
  color: var(--amnko-ink);
  background-color: #fff;
}
textarea.form-control { min-height: auto; }
.form-control:focus, .form-select:focus { border-color: var(--amnko-cyan); box-shadow: 0 0 0 .22rem rgba(var(--amnko-accent-rgb), .13); }
.form-label { color: #334761; font-size: .92rem; font-weight: 700; }
.form-text { color: #75859a; }
.form-check-input:checked { border-color: var(--amnko-primary); background-color: var(--amnko-primary); }

.badge { padding: .48em .72em; border-radius: 999px; font-weight: 700; }
.badge-soft-primary { color: var(--amnko-primary-deep); background: var(--amnko-primary-soft); }
.badge-soft-success { color: #116d49; background: #e3f7ee; }
.badge-soft-warning { color: #7a5108; background: #fff3d9; }
.badge-soft-danger { color: #96303d; background: #fde8eb; }
.badge-soft-secondary { color: #536177; background: #edf1f6; }

.hero-section {
  position: relative;
  min-height: 430px;
  overflow: hidden;
  border-radius: 34px;
  color: #fff;
  background: linear-gradient(125deg, var(--amnko-navy) 0%, var(--amnko-primary-deep) 48%, var(--amnko-cyan) 130%);
  box-shadow: var(--amnko-shadow-lg);
}
.hero-section::before, .hero-section::after { position: absolute; border-radius: 50%; content: ""; pointer-events: none; }
.hero-section::before { top: -200px; left: -130px; width: 430px; height: 430px; border: 75px solid rgba(255,255,255,.055); }
.hero-section::after { right: -140px; bottom: -170px; width: 330px; height: 330px; background: rgba(255,255,255,.055); }
.hero-content { position: relative; z-index: 2; padding: 3.7rem; }
.hero-eyebrow { display: inline-flex; align-items: center; gap: .5rem; padding: .42rem .8rem; border: 1px solid rgba(255,255,255,.17); border-radius: 999px; background: rgba(255,255,255,.12); font-size: .88rem; font-weight: 700; }
.hero-title { font-size: clamp(2rem, 5vw, 3.65rem); line-height: 1.3; font-weight: 900; letter-spacing: -.8px; }
.hero-text { max-width: 660px; color: rgba(255,255,255,.83); font-size: 1.08rem; line-height: 2; }
.hero-logo-panel { position: relative; z-index: 2; min-height: 100%; padding: 2.5rem; display: grid; place-items: center; }
.hero-logo-wrap { width: min(350px, 80%); aspect-ratio: 1.15; display: grid; place-items: center; border-radius: 36px; background: rgba(255,255,255,.96); box-shadow: 0 30px 70px rgba(0,0,0,.18); transform: rotate(-2deg); }
.hero-logo-wrap img { width: 75%; height: 75%; object-fit: contain; }

.section-title { color: var(--amnko-navy); font-weight: 850; }
.section-kicker { color: var(--amnko-primary); font-size: .85rem; font-weight: 800; letter-spacing: .2px; }
.feature-icon, .stat-icon { width: 52px; height: 52px; display: grid; place-items: center; border-radius: 16px; color: var(--amnko-primary); background: var(--amnko-primary-soft); font-size: 1.4rem; }
.feature-card { height: 100%; padding: 1.5rem; }
.feature-card h3 { color: var(--amnko-navy); font-size: 1.02rem; font-weight: 800; }
.feature-card p { color: var(--amnko-muted); font-size: .9rem; line-height: 1.8; }
.grade-card { position: relative; overflow: hidden; padding: 1.45rem; }
.grade-card::after { position: absolute; left: -35px; bottom: -45px; width: 100px; height: 100px; border-radius: 50%; background: var(--amnko-primary-soft); content: ""; }
.grade-card .grade-number { color: var(--amnko-cyan); font-size: 2rem; font-weight: 900; opacity: .28; }

.course-card { height: 100%; overflow: hidden; }
.course-cover { position: relative; aspect-ratio: 16/9; overflow: hidden; background: #ddecf3; }
.course-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.course-card:hover .course-cover img, .course-card:focus-within .course-cover img { transform: scale(1.04); }
.course-cover-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(5,25,52,.48), transparent 60%); }
.course-card-body { min-height: 230px; padding: 1.25rem; display: flex; flex-direction: column; }
.course-card-title { color: var(--amnko-navy); font-size: 1.06rem; font-weight: 850; line-height: 1.6; }
.course-card-desc { color: var(--amnko-muted); font-size: .86rem; line-height: 1.75; }
.course-meta { display: flex; flex-wrap: wrap; gap: .65rem 1rem; color: #6f7f95; font-size: .78rem; }
.course-price { color: var(--amnko-navy); font-size: 1.1rem; font-weight: 900; }
.course-list-thumb { width: 150px; height: 105px; flex: 0 0 150px; border-radius: 14px; object-fit: cover; }
.course-admin-cover { width: 100%; aspect-ratio: 16/9; border-radius: 1rem; object-fit: cover; }
.progress { overflow: hidden; border-radius: 999px; background: #e6edf5; }
.progress-thin { height: 8px; }
.progress-upload { height: 22px; }
.progress-bar { width: 0; border-radius: inherit; background: linear-gradient(90deg, var(--amnko-primary), var(--amnko-cyan)); transition: width .25s ease; }

.course-hero { overflow: hidden; border-radius: 28px; color: #fff; background: var(--amnko-navy); }
.course-hero-cover { width: 100%; height: 100%; min-height: 330px; object-fit: cover; }
.course-hero-content { padding: 2.6rem; }
.course-hero .text-muted { color: rgba(255,255,255,.72) !important; }
.course-sidebar-card { position: sticky; top: 98px; }
.curriculum-section { overflow: hidden; }
.curriculum-header { padding: 1.05rem 1.2rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; border-bottom: 1px solid var(--amnko-border); background: #f8fafc; }
.curriculum-items { margin: 0; padding: 0; list-style: none; }
.curriculum-item { padding: .9rem 1.15rem; display: flex; align-items: center; gap: .85rem; border-bottom: 1px solid #edf1f6; color: #344861; transition: color .16s ease, background-color .16s ease; }
.curriculum-item:last-child { border-bottom: 0; }
.curriculum-item:hover { background: #f8fcfd; }
.curriculum-item.active { color: var(--amnko-navy); background: var(--amnko-primary-soft); }
.curriculum-item.locked { cursor: not-allowed; opacity: .62; }
.item-icon { width: 38px; height: 38px; flex: 0 0 38px; display: grid; place-items: center; border-radius: 12px; color: var(--amnko-primary); background: #edf5f8; }
.item-complete { color: var(--amnko-success); }

.learning-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 340px); gap: 1.25rem; align-items: start; }
.learning-main, .learning-sidebar { min-width: 0; }
.learning-sidebar {
  position: sticky;
  top: 94px;
  max-height: calc(100vh - 118px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  overscroll-behavior: contain;
}
.learning-progress-head { flex: 0 0 auto; background: #fff; }
.learning-sidebar-scroll {
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-gutter: stable;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: rgba(var(--amnko-primary-rgb), .55) transparent;
}
.learning-sidebar-scroll::-webkit-scrollbar { width: 9px; }
.learning-sidebar-scroll::-webkit-scrollbar-track { background: transparent; }
.learning-sidebar-scroll::-webkit-scrollbar-thumb { border: 2px solid transparent; border-radius: 999px; background: rgba(var(--amnko-primary-rgb), .45); background-clip: padding-box; }
.learning-sidebar-scroll::-webkit-scrollbar-thumb:hover { background: rgba(var(--amnko-primary-rgb), .68); background-clip: padding-box; }
.learning-nav-section:last-child { border-bottom: 0 !important; }
.learning-sidebar .curriculum-item { min-height: 66px; }
.learning-sidebar .curriculum-item.active { box-shadow: inset -4px 0 0 var(--amnko-primary); }
.learning-sidebar-scroll:focus-visible { outline-offset: -4px; }
.video-stage { padding: .6rem; border-radius: 20px; background: #061221; box-shadow: 0 18px 45px rgba(3,19,39,.18); }
.video-stage video { width: 100%; aspect-ratio: 16/9; display: block; border-radius: 14px; background: #000; }
.video-watermark { position: absolute; z-index: 5; padding: .25rem .5rem; border-radius: .4rem; color: #fff; background: rgba(0,0,0,.42); font-size: .78rem; pointer-events: none; transition: inset .4s ease; }
.video-watermark-primary { top: 8%; right: 5%; }
.video-watermark-secondary { bottom: 8%; left: 5%; }
.watch-quota-card { padding: 1rem; display: flex; align-items: center; gap: .9rem; border: 1px solid #d8e8ef; border-radius: 16px; background: #fff; box-shadow: var(--amnko-shadow-sm); }
.watch-quota-card.is-unlimited { border-color: #c9eadb; background: #f4fcf8; }
.watch-quota-icon { width: 44px; height: 44px; flex: 0 0 44px; display: grid; place-items: center; border-radius: 14px; color: var(--amnko-primary); background: var(--amnko-primary-soft); }
.content-reader { color: #243951; font-size: 1.03rem; line-height: 2.1; }
.resource-box { padding: 1.3rem; border: 1px dashed #bad8e1; border-radius: 16px; background: #f3fcfe; }

.admin-nav-shell { margin-bottom: 1.5rem; padding: 1rem; border-radius: 22px; color: #fff; background: var(--amnko-navy); box-shadow: var(--amnko-shadow); }
.admin-nav-top { padding: .35rem .5rem .85rem; display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.admin-nav-grid { display: flex; flex-wrap: wrap; gap: .4rem; }
.admin-nav-grid .nav-link { padding: .58rem .78rem; border-radius: 11px; color: rgba(255,255,255,.78); font-size: .86rem; font-weight: 700; }
.admin-nav-grid .nav-link:hover, .admin-nav-grid .nav-link.active { color: #fff; background: rgba(255,255,255,.14); }
.admin-stat-card { padding: 1.3rem; }
.admin-stat-value { color: var(--amnko-navy); font-size: 1.8rem; font-weight: 900; }
.table { --bs-table-bg: transparent; color: #30435d; }
.table thead th { border-bottom: 0; color: #65758c; background: #f7f9fc; font-size: .77rem; font-weight: 800; white-space: nowrap; }
.table tbody td { border-color: #edf1f6; vertical-align: middle; }
.table-responsive { border-radius: 14px; }

.builder-section { margin-bottom: 1rem; overflow: hidden; border: 1px solid var(--amnko-border); border-radius: 18px; background: #fff; }
.builder-section-header { padding: 1rem 1.15rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; border-bottom: 1px solid var(--amnko-border); background: #f6f9fc; }
.builder-item { padding: .85rem 1.1rem; display: grid; grid-template-columns: auto minmax(0,1fr) auto; align-items: center; gap: .85rem; border-bottom: 1px solid #edf1f6; }
.builder-item:last-child { border-bottom: 0; }
.drag-handle { padding: .4rem; cursor: grab; color: #8c9aae; }

.auth-wrap { min-height: calc(100vh - 210px); display: grid; place-items: center; }
.auth-card { max-width: 1040px; margin: auto; overflow: hidden; }
.auth-brand-panel { position: relative; min-height: 580px; padding: 3rem; overflow: hidden; color: #fff; background: linear-gradient(145deg, var(--amnko-navy), var(--amnko-primary)); }
.auth-brand-panel::after { position: absolute; left: -170px; bottom: -170px; width: 360px; height: 360px; border: 70px solid rgba(255,255,255,.055); border-radius: 50%; content: ""; }
.auth-brand-logo { width: 150px; height: 120px; padding: 1rem; border-radius: 24px; object-fit: contain; background: rgba(255,255,255,.98); }
.auth-form-panel { padding: 3rem; background: #fff; }
.auth-form-inner-sm { max-width: 440px; }
.auth-form-inner-md { max-width: 480px; }

.notification-item { padding: 1.1rem; display: flex; gap: 1rem; border-bottom: 1px solid var(--amnko-border); }
.notification-item.unread { background: #f1fbfd; }
.notification-icon { width: 42px; height: 42px; flex: 0 0 42px; display: grid; place-items: center; border-radius: 14px; color: var(--amnko-primary); background: var(--amnko-primary-soft); }
.empty-state { padding: 3.5rem 1.5rem; text-align: center; }
.empty-state-icon { width: 76px; height: 76px; margin: 0 auto 1rem; display: grid; place-items: center; border-radius: 24px; color: var(--amnko-primary); background: var(--amnko-primary-soft); font-size: 2rem; }
.alert { border: 0; border-radius: 14px; }
.alert-info { color: #14566b; background: #eaf9fc; }
.alert-success { color: #125d40; background: #e7f8ef; }
.alert-danger { color: #8d2f3b; background: #fdecef; }
.alert-warning { color: #755008; background: #fff6df; }
.demo-access-card { padding: 1rem; border: 1px solid rgba(var(--amnko-accent-rgb),.25); border-radius: 1rem; background: linear-gradient(135deg,rgba(var(--amnko-accent-rgb),.09),rgba(var(--amnko-navy-rgb),.035)); }
.payment-box { padding: 1rem; border: 1px solid rgba(var(--amnko-accent-rgb),.28); border-radius: 16px; background: linear-gradient(135deg,var(--amnko-primary-soft),#f8fbfd); }
.payment-number-row, .payment-summary { padding: .75rem; display: flex; align-items: center; justify-content: space-between; gap: .75rem; border: 1px solid var(--amnko-border); border-radius: 12px; background: #fff; }
.payment-summary { background: #f7fafc; }
.payment-number { color: var(--amnko-navy); font-size: 1.25rem; letter-spacing: .04em; }
.prerequisite-gate { padding: 1.15rem; border: 1px solid rgba(var(--amnko-accent-rgb),.28); border-radius: 18px; background: linear-gradient(145deg,rgba(var(--amnko-accent-rgb),.10),rgba(var(--amnko-navy-rgb),.035)); }
.prerequisite-gate-icon { width: 48px; height: 48px; margin-bottom: .85rem; display: grid; place-items: center; border-radius: 15px; color: var(--amnko-cyan); background: #fff; box-shadow: 0 10px 24px rgba(7,29,58,.08); }
.prerequisite-progress { padding: .8rem; border-radius: 13px; background: rgba(255,255,255,.85); }
.prerequisite-steps { margin: 0; padding-inline-start: 1.2rem; color: var(--amnko-muted); line-height: 1.9; }
.prerequisite-steps li::marker { color: var(--amnko-cyan); font-weight: 800; }

.quiz-attempt-summary, .quiz-result-metrics { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: .75rem; }
.quiz-attempt-summary > div, .quiz-result-metrics > div { padding: 1rem; border: 1px solid #d8eff4; border-radius: 1rem; text-align: center; background: #f4fbfd; }
.quiz-attempt-summary span, .quiz-result-metrics span { display: block; margin-bottom: .25rem; color: #63738a; font-size: .78rem; }
.quiz-attempt-summary strong, .quiz-result-metrics strong { color: #0b315b; font-size: 1.25rem; }
.quiz-latest-result { padding: 1rem 1.15rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; border: 1px solid #dce8ef; border-radius: 1rem; background: #fff; }
.quiz-latest-result.is-passed { border-color: #b9e4d0; background: #f3fcf7; }
.quiz-latest-result.is-failed { border-color: #f3d6d6; background: #fff8f8; }
.quiz-result-shell { max-width: 820px; }
.quiz-result-card { border: 0; box-shadow: 0 22px 65px rgba(8,45,82,.12); }
.quiz-result-hero { border-bottom: 1px solid #d8eef4; background: linear-gradient(135deg,#eafaff,#f7fdff); }
.quiz-result-hero.is-passed { background: linear-gradient(135deg,#ecfff5,#f8fffb); }
.quiz-result-icon { width: 72px; height: 72px; display: grid; place-items: center; border-radius: 24px; color: var(--amnko-primary); background: #fff; box-shadow: 0 12px 30px rgba(var(--amnko-accent-rgb),.16); }
.quiz-result-hero.is-passed .quiz-result-icon { color: #15936b; }
.quiz-result-metrics { grid-template-columns: repeat(4,minmax(0,1fr)); }

.modal-dialog-scrollable .modal-content > .modal-form-scroll { width: 100%; min-height: 0; max-height: inherit; display: flex; flex-direction: column; overflow: hidden; }
.modal-dialog-scrollable .modal-form-scroll .modal-header, .modal-dialog-scrollable .modal-form-scroll .modal-footer { flex: 0 0 auto; background: #fff; }
.modal-dialog-scrollable .modal-form-scroll .modal-body { min-height: 0; flex: 1 1 auto; overflow-y: auto; overscroll-behavior: contain; }
.modal-dialog-scrollable .modal-form-scroll .modal-footer { position: relative; z-index: 2; border-top: 1px solid var(--amnko-border); box-shadow: 0 -10px 28px rgba(10,39,77,.07); }

.site-footer { margin-top: auto; color: rgba(255,255,255,.72); background: var(--amnko-navy); }
.site-footer a { color: #8deeff; }
.site-footer-logo-wrap { width: 92px; height: 68px; flex: 0 0 92px; display: grid; place-items: center; padding: .4rem; border: 1px solid rgba(255,255,255,.14); border-radius: 16px; background: rgba(255,255,255,.96); }
.site-footer-logo { width: 80px; height: 56px; object-fit: contain; }

@media (max-width: 1199.98px) {
  .learning-layout { grid-template-columns: minmax(0,1fr) 300px; }
  .course-hero-content { padding: 2rem; }
}
@media (max-width: 991.98px) {
  .navbar-collapse { padding: .75rem 0 1rem; }
  .navbar-collapse .d-flex { align-items: stretch !important; }
  .hero-content { padding: 2.3rem; }
  .hero-logo-panel { padding-top: 0; padding-bottom: 2.5rem; }
  .hero-logo-wrap { width: 210px; }
  .learning-layout { grid-template-columns: 1fr; }
  .learning-sidebar { position: static; max-height: none; order: -1; overflow: visible; }
  .learning-sidebar-scroll { max-height: none; overflow: visible; scrollbar-gutter: auto; }
  .course-sidebar-card { position: static; }
  .auth-brand-panel { min-height: 300px; }
}
@media (max-width: 767.98px) {
  .course-hero-cover { min-height: 220px; }
  .course-hero-content { padding: 1.6rem; }
  .watch-quota-card { align-items: flex-start; flex-wrap: wrap; }
  .watch-quota-card .btn, .watch-quota-card .badge { margin-inline-start: 53px; }
  .quiz-attempt-summary, .quiz-result-metrics { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .quiz-latest-result { align-items: stretch; flex-direction: column; }
  .quiz-latest-result .btn { width: 100%; }
  .table-responsive { border: 1px solid var(--amnko-border); }
}
@media (max-width: 575.98px) {
  .page-shell { padding-block: 1rem 2rem; }
  .container { --bs-gutter-x: 1.25rem; }
  .site-header .brand-wordmark { font-size: .95rem; }
  .brand-logo { width: 48px; height: 38px; }
  .hero-section { min-height: auto; border-radius: 22px; }
  .hero-content { padding: 1.55rem; }
  .hero-title { font-size: 1.9rem; }
  .hero-text { font-size: .93rem; line-height: 1.8; }
  .auth-form-panel, .auth-brand-panel { padding: 1.4rem; }
  .auth-brand-panel { min-height: 250px; }
  .auth-brand-logo { width: 115px; height: 92px; }
  .admin-nav-top { align-items: flex-start; flex-direction: column; }
  .admin-nav-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); width: 100%; }
  .admin-nav-grid .nav-link { text-align: center; }
  .builder-section-header { align-items: flex-start; flex-direction: column; }
  .builder-item { grid-template-columns: auto minmax(0,1fr); }
  .builder-item-actions { grid-column: 1 / -1; width: 100%; }
  .builder-item-actions .btn { flex: 1; }
  .course-card-body { min-height: 205px; }
  .video-stage { margin-inline: -.35rem; padding: .3rem; border-radius: 14px; }
  .video-stage video { border-radius: 10px; }
  .video-watermark { max-width: 70%; overflow: hidden; font-size: .65rem; text-overflow: ellipsis; white-space: nowrap; }
  .watch-quota-card .btn, .watch-quota-card .badge { width: 100%; margin-inline-start: 0; text-align: center; }
  .quiz-attempt-summary, .quiz-result-metrics { grid-template-columns: 1fr 1fr; }
  .payment-number-row, .payment-summary { align-items: stretch; flex-direction: column; }
  .modal-dialog { margin: .5rem; }
  .modal-footer .btn { flex: 1; }
  .site-footer { text-align: center; }
  .site-footer .d-flex { justify-content: center; }
}
@media (max-height: 780px) {
  .modal-dialog-scrollable { height: calc(100% - 1rem); margin-block: .5rem; }
  .modal-dialog-scrollable .modal-form-scroll .modal-header, .modal-dialog-scrollable .modal-form-scroll .modal-footer { padding-block: .7rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  .card-hover:hover, .card-hover:focus-within, .btn-primary:hover, .btn-primary:focus-visible { transform: none; }
}
@media print {
  .site-header, .site-footer, .admin-nav-shell, .btn, .notification-link { display: none !important; }
  body, .page-shell { background: #fff !important; }
  .card { border: 1px solid #ccc; box-shadow: none; }
}

/* Professional Launch components */
.professional-hero { overflow: hidden; }
.hero-trust-list { display: flex; flex-wrap: wrap; gap: .75rem 1.4rem; color: rgba(255,255,255,.78); font-size: .86rem; }
.hero-trust-list span { display: inline-flex; align-items: center; }
.hero-platform-name { margin-top: 1rem; color: rgba(255,255,255,.92); font-size: 1.1rem; font-weight: 800; letter-spacing: .02em; }
.professional-cta { padding: clamp(1.5rem,4vw,3rem); display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; border-radius: var(--amnko-radius-lg); color: #fff; background: linear-gradient(135deg,var(--amnko-navy),var(--amnko-primary)); box-shadow: var(--amnko-shadow); }
.text-white-75 { color: rgba(255,255,255,.75); }

.content-hero { padding: clamp(1.6rem,4vw,3.25rem); border-radius: var(--amnko-radius-lg); color: #fff; background: linear-gradient(135deg,var(--amnko-navy),var(--amnko-primary)); box-shadow: var(--amnko-shadow); }
.content-hero .text-muted, .content-hero .lead { color: rgba(255,255,255,.76) !important; }
.content-hero .section-kicker { color: rgba(255,255,255,.66); }
.content-page-card { overflow: hidden; }
.prose-content { color: #33445d; line-height: 2; overflow-wrap: anywhere; }
.prose-content h2, .prose-content h3 { margin-top: 1.5rem; color: var(--amnko-navy); font-weight: 800; }
.prose-content ul, .prose-content ol { padding-inline-start: 1.4rem; }
.prose-content a { text-decoration: underline; text-underline-offset: 3px; }
.support-side-card { top: 96px; }
.contact-row { padding: .8rem; align-items: center; gap: .75rem; border: 1px solid var(--amnko-border); border-radius: 14px; background: #f9fbfd; }
.ticket-mini { padding: 1rem; border: 1px solid var(--amnko-border); border-radius: 15px; background: #fff; }
.ticket-reply { margin-top: .75rem; padding: .85rem; border-inline-start: 3px solid var(--amnko-cyan); border-radius: 10px; background: var(--amnko-primary-soft); }
.support-ticket-admin { padding: 1.15rem; border: 1px solid var(--amnko-border); border-inline-start: 4px solid var(--amnko-primary); border-radius: 16px; background: #fff; }
.support-message { padding: 1rem; border-radius: 14px; white-space: pre-wrap; overflow-wrap: anywhere; background: #f7fafc; }

.health-check-card { display: flex; align-items: flex-start; gap: .85rem; }
.health-indicator { width: 42px; height: 42px; flex: 0 0 42px; display: grid; place-items: center; border-radius: 50%; }
.health-indicator.is-ok { color: #0f8058; background: #e7f8ef; }
.health-indicator.is-warning { color: #9b650a; background: #fff4d8; }
.maintenance-page { max-width: 720px; margin: min(10vh,6rem) auto; padding: clamp(2rem,6vw,4rem); border: 1px solid var(--amnko-border); border-radius: var(--amnko-radius-lg); background: #fff; box-shadow: var(--amnko-shadow-lg); }
.maintenance-logo { width: 150px; height: 110px; margin-inline: auto; display: grid; place-items: center; }
.maintenance-logo img { width: 100%; height: 100%; object-fit: contain; }
.receipt-card { max-width: 860px; margin-inline: auto; }

.settings-layout { display: grid; grid-template-columns: minmax(0,240px) minmax(0,1fr); gap: 1.5rem; align-items: start; }
.settings-index { position: sticky; top: 96px; }
.settings-index a { display: block; padding: .65rem .8rem; border-radius: 10px; color: var(--amnko-muted); font-size: .88rem; font-weight: 700; }
.settings-index a:hover, .settings-index a:focus-visible { color: var(--amnko-primary); background: var(--amnko-primary-soft); }
.settings-section { scroll-margin-top: 100px; }
.color-field { display: grid; grid-template-columns: 54px minmax(0,1fr); gap: .65rem; align-items: center; }
.color-field input[type="color"] { width: 54px; height: 46px; padding: .2rem; border: 1px solid var(--amnko-border); border-radius: 12px; background: #fff; }
.settings-save-bar { position: sticky; bottom: 1rem; z-index: 20; padding: 1rem; border: 1px solid rgba(var(--amnko-accent-rgb),.22); border-radius: 18px; background: rgba(255,255,255,.95); box-shadow: var(--amnko-shadow); backdrop-filter: blur(12px); }
.admin-sticky-options { position: sticky; top: 92px; }
.course-instructor-line { display: inline-flex; align-items: center; gap: .45rem; color: rgba(255,255,255,.78); }
.outcomes-list { display: grid; gap: .75rem; padding: 0; list-style: none; }
.outcomes-list li { position: relative; padding-inline-start: 1.75rem; }
.outcomes-list li::before { content: "✓"; position: absolute; inset-inline-start: 0; color: var(--amnko-success); font-weight: 900; }

.student-dashboard-hero { padding: clamp(1.4rem,3vw,2.25rem); display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; border-radius: var(--amnko-radius-lg); color: #fff; background: linear-gradient(135deg,var(--amnko-navy),var(--amnko-primary)); box-shadow: var(--amnko-shadow); }
.student-dashboard-hero .section-kicker { color: rgba(255,255,255,.65); }
.student-stat-card { padding: 1.1rem; display: flex; align-items: center; gap: .85rem; }
.student-stat-card strong { display: block; color: var(--amnko-navy); font-size: 1.35rem; }
.student-stat-card span { display: block; color: var(--amnko-muted); font-size: .78rem; }
.purchase-review-card { overflow: hidden; }
.purchase-data-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: .75rem; }
.purchase-data-grid > div { padding: .8rem; border-radius: 12px; background: #f6f9fc; }
.reject-order-form { padding-top: 1rem; border-top: 1px solid var(--amnko-border); }

.site-footer .footer-title { margin-bottom: .85rem; color: #fff; font-weight: 800; }
.site-footer .col-6 > a, .site-footer .col-lg-2 > a, .site-footer .col-lg-3 > a { display: block; width: fit-content; margin-bottom: .55rem; }
.site-footer .footer-socials { display: flex; flex-wrap: wrap; gap: .45rem .8rem; }
.site-footer .footer-socials a { margin-bottom: 0; font-size: .78rem; }

@media (max-width: 991.98px) {
  .professional-cta { align-items: flex-start; flex-direction: column; }
  .settings-layout { grid-template-columns: 1fr; }
  .settings-index, .admin-sticky-options, .support-side-card { position: static; }
  .settings-index { display: flex; gap: .35rem; overflow-x: auto; padding-bottom: .35rem; }
  .settings-index a { flex: 0 0 auto; white-space: nowrap; }
}
@media (max-width: 575.98px) {
  .student-dashboard-hero { align-items: stretch; flex-direction: column; }
  .student-dashboard-hero .btn { width: 100%; }
  .hero-trust-list { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; }
  .professional-cta .btn { width: 100%; }
  .purchase-data-grid { grid-template-columns: 1fr; }
  .content-hero { border-radius: 20px; }
  .settings-save-bar { bottom: .5rem; }
  .settings-save-bar .btn { width: 100%; }
}
.support-filter-nav { display: flex; flex-wrap: wrap; gap: .5rem; }
.support-ticket-admin.priority-high { border-inline-start-color: var(--amnko-danger); }
.support-ticket-admin.priority-low { border-inline-start-color: #8b98aa; }