/* =====================================================================
   نظام التصميم — «نيلة»
   مستوحى من أقمشة النيلة الموريتانية: أزرق نيلي عميق، زعفراني للتنبيه،
   أخضر الطلح للنجاح، وزخرفة معيّنات خفيفة تُستعمل في مكان واحد فقط (البطاقة الرئيسية).
   الخط: Alexandria للعناوين، IBM Plex Sans Arabic للنص.
   ===================================================================== */

@view-transition { navigation: auto; }

:root {
  --pri: #2a3a9e;
  --pri-d: #1d2870;
  --pri-l: #e9ecf8;
  --pri-soft: var(--pri-l);
  --pri-ink: var(--pri);
  --surface: #f3f5fa;
  --paper: #ffffff;
  --paper-2: #eef1f8;
  --line: #dfe4ef;
  --line-2: #cdd4e4;
  --ink: #151a33;
  --muted: #5b6480;
  --saffron: #d8950f;
  --saffron-soft: #fdf3dc;
  --saffron-ink: #8a5a00;
  --green: #187a55;
  --green-soft: #e2f3eb;
  --green-ink: #126244;
  --red: #bf3b33;
  --red-soft: #fbe8e6;
  --red-ink: #9e2c25;
  --r-xl: 26px; --r-lg: 18px; --r-md: 14px; --r-sm: 10px;
  --font-ui: "IBM Plex Sans Arabic", system-ui, -apple-system, "Segoe UI", Tahoma, sans-serif;
  --font-display: "Alexandria", "IBM Plex Sans Arabic", system-ui, sans-serif;
  --topbar-h: 60px;
  --tabbar-h: 64px;
  --safe-b: env(safe-area-inset-bottom, 0px);
  color-scheme: light;
}
@supports (color: color-mix(in srgb, red, blue)) {
  :root { --pri-soft: color-mix(in srgb, var(--pri) 10%, var(--paper)); }
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --surface: #0d1022; --paper: #151935; --paper-2: #1c2142; --line: #282e55; --line-2: #343b68;
    --ink: #e8eaf7; --muted: #9ba2c3;
    --saffron-soft: #3a2e10; --saffron-ink: #f3c665; --green-soft: #11352a; --green-ink: #74d6aa;
    --red-soft: #3e1a1b; --red-ink: #ff9e96; color-scheme: dark;
  }
  @supports (color: color-mix(in srgb, red, blue)) {
    :root:not([data-theme="light"]) { --pri-soft: color-mix(in srgb, var(--pri) 24%, var(--paper)); --pri-ink: color-mix(in srgb, var(--pri) 45%, #ffffff); }
  }
}
:root[data-theme="dark"] {
  --surface: #0d1022; --paper: #151935; --paper-2: #1c2142; --line: #282e55; --line-2: #343b68;
  --ink: #e8eaf7; --muted: #9ba2c3;
  --saffron-soft: #3a2e10; --saffron-ink: #f3c665; --green-soft: #11352a; --green-ink: #74d6aa;
  --red-soft: #3e1a1b; --red-ink: #ff9e96; color-scheme: dark;
}
@supports (color: color-mix(in srgb, red, blue)) {
  :root[data-theme="dark"] { --pri-soft: color-mix(in srgb, var(--pri) 24%, var(--paper)); --pri-ink: color-mix(in srgb, var(--pri) 45%, #ffffff); }
}

/* ---------- الأساس ---------- */
*, *::before, *::after { box-sizing: border-box; }
[hidden], .navtoggle, #navtoggle { display: none !important; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--topbar-h) + 12px); }
body {
  margin: 0; font-family: var(--font-ui); font-size: 16px; line-height: 1.75; color: var(--ink);
  background: var(--surface); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
a { color: var(--pri-ink); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 600; line-height: 1.35; letter-spacing: 0; margin: 0; }
h1 { font-size: clamp(1.35rem, 1.05rem + 1.3vw, 1.9rem); margin: 22px 0 6px; }
h2 { font-size: clamp(1.08rem, 1rem + .4vw, 1.25rem); margin: 28px 0 12px; }
h3 { font-size: 1.02rem; margin: 16px 0 8px; }
p { margin: 0 0 12px; }
img, iframe, video { max-width: 100%; }
::selection { background: var(--pri); color: #fff; }
:focus-visible { outline: 3px solid color-mix(in srgb, var(--pri) 55%, transparent); outline-offset: 2px; border-radius: 6px; }
.ic { width: 1.25em; height: 1.25em; flex: none; vertical-align: -0.22em; }
.ic.big { width: 52px; height: 52px; }
.muted { color: var(--muted); } .small { font-size: .875rem; } .center { text-align: center; } .nowrap { white-space: nowrap; }
.inline { display: inline; } .grow { flex: 1; min-width: 0; } .mt0 { margin-top: 0; } .d-block { display: block; }
.c-green { color: var(--green-ink); } .c-amber { color: var(--saffron-ink); } .c-red { color: var(--red-ink); }
.skip { position: absolute; inset-inline-start: 12px; top: -48px; background: var(--pri); color: #fff; padding: 8px 14px; border-radius: var(--r-sm); z-index: 99; }
.skip:focus { top: 8px; }
:root:not([data-theme="dark"]) .only-dark { display: none; }
:root[data-theme="dark"] .only-light { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .only-light { display: none; }
  :root:not([data-theme]) .only-dark { display: inline; }
}

/* ---------- الشريط العلوي ---------- */
.topbar {
  position: sticky; top: 0; z-index: 30; height: var(--topbar-h);
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  -webkit-backdrop-filter: saturate(1.4) blur(14px); backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid var(--line);
}
.topbar-in { max-width: 1280px; height: 100%; margin: 0 auto; padding: 0 16px; display: flex; align-items: center; gap: 10px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; min-width: 0; }
.brand:hover { text-decoration: none; }
.brand-name { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.logo { width: 36px; height: 36px; flex: none; border-radius: 11px; background: var(--pri); color: #fff; display: grid; place-items: center; font-size: 1.05rem; }
.logo-img { width: 36px; height: 36px; flex: none; border-radius: 11px; object-fit: contain; background: #fff; border: 1px solid var(--line); }
.topnav { display: flex; align-items: center; gap: 2px; margin-inline-start: auto; }
.topnav a { color: var(--muted); padding: 8px 12px; border-radius: var(--r-sm); font-weight: 500; }
.topnav a:hover { color: var(--ink); background: var(--paper-2); text-decoration: none; }
.topnav a[aria-current="page"] { color: var(--pri-ink); background: var(--pri-soft); }
.topnav a.btn { color: #fff; margin-inline-start: 6px; }
.icon-btn { display: inline-grid; place-items: center; width: 40px; height: 40px; border: 0; border-radius: 12px; background: transparent; color: var(--muted); cursor: pointer; flex: none; }
.icon-btn:hover { background: var(--paper-2); color: var(--ink); }
.icon-btn .ic { width: 22px; height: 22px; }
.theme-toggle { margin-inline-start: auto; }
.topnav + .theme-toggle { margin-inline-start: 4px; }
.burger { display: none; }
.maint-bar { background: var(--saffron); color: #1b1300; text-align: center; font-size: .875rem; font-weight: 600; padding: 6px 12px; }

/* ---------- الهيكل ---------- */
.shell { max-width: 1280px; margin: 0 auto; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 4px 16px 40px; }
.narrow { max-width: 600px; margin: 0 auto; }
body.has-side .wrap { max-width: none; margin: 0; }
@media (min-width: 1000px) {
  body.has-side .shell { display: grid; grid-template-columns: 264px minmax(0, 1fr); }
  body.has-side .wrap { padding: 4px 28px 48px; }
}

/* القائمة الجانبية للإدارة */
.sidebar { padding: 18px 12px 24px; border-inline-end: 1px solid var(--line); background: var(--paper); }
@media (min-width: 1000px) { .sidebar { position: sticky; top: var(--topbar-h); height: calc(100vh - var(--topbar-h)); overflow-y: auto; } }
.side-user { display: flex; align-items: center; gap: 10px; padding: 6px 10px 16px; border-bottom: 1px solid var(--line); margin-bottom: 8px; }
.side-user b { display: block; font-size: .95rem; line-height: 1.4; }
.side-user small { color: var(--muted); }
.avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--pri-soft); color: var(--pri-ink); display: grid; place-items: center; font-family: var(--font-display); font-weight: 600; flex: none; }
.side-group { padding: 8px 0; }
.side-title { display: block; color: var(--muted); font-size: .78rem; font-weight: 600; padding: 4px 12px; }
.sidebar a { display: flex; align-items: center; gap: 12px; padding: 9px 12px; border-radius: 12px; color: var(--ink); font-weight: 500; font-size: .95rem; }
.sidebar a .ic { color: var(--muted); }
.sidebar a:hover { background: var(--paper-2); text-decoration: none; }
.sidebar a[aria-current="page"] { background: var(--pri-soft); color: var(--pri-ink); }
.sidebar a[aria-current="page"] .ic { color: var(--pri-ink); }
.sidebar .side-logout { margin-top: 10px; color: var(--red-ink); }
.sidebar .side-logout .ic { color: var(--red-ink); }
.scrim { display: none; }
@media (max-width: 999px) {
  .burger { display: inline-grid; margin-inline-start: -6px; }
  .sidebar {
    position: fixed; z-index: 50; top: 0; bottom: 0; inset-inline-start: 0; width: min(300px, 84vw); overflow-y: auto;
    transform: translateX(105%); transition: transform .22s ease; box-shadow: 0 0 40px rgba(10, 14, 40, .2);
  }
  .navtoggle:checked ~ .sidebar { transform: none; }
  .navtoggle:checked ~ .scrim { display: block; position: fixed; inset: 0; z-index: 40; background: rgba(8, 10, 30, .45); }
}

/* شريط التبويبات السفلي (الهاتف) */
.tabbar { display: none; }
@media (max-width: 859px) {
  body.has-tabs .topnav { display: none; }
  body.has-tabs .wrap { padding-bottom: calc(var(--tabbar-h) + var(--safe-b) + 28px); }
  body.has-tabs .foot { padding-bottom: calc(var(--tabbar-h) + var(--safe-b) + 16px); }
  .tabbar {
    display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; position: fixed; z-index: 30; inset-inline: 0; bottom: 0;
    height: calc(var(--tabbar-h) + var(--safe-b)); padding-bottom: var(--safe-b);
    background: color-mix(in srgb, var(--paper) 92%, transparent); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
    border-top: 1px solid var(--line);
  }
  .tabbar a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; color: var(--muted); font-size: .72rem; font-weight: 500; position: relative; }
  .tabbar a:hover { text-decoration: none; }
  .tabbar .ic { width: 24px; height: 24px; }
  .tabbar a[aria-current="page"] { color: var(--pri-ink); }
  .tabbar a[aria-current="page"]::before { content: ""; position: absolute; top: 0; width: 28px; height: 3px; border-radius: 0 0 3px 3px; background: var(--pri); }
  .hide-mobile { display: none; }
}
body.in-app .foot { display: none; }

/* ---------- البطاقات والقوائم ---------- */
.card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 18px; margin-bottom: 12px; }
.card > h2:first-child, .card > h3:first-child { margin-top: 0; }
.item { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.card.item { padding: 14px 16px; }
a.item, a.card { color: var(--ink); }
a.card:hover { text-decoration: none; border-color: var(--line-2); background: color-mix(in srgb, var(--paper) 94%, var(--pri)); }
/* البطاقات المتتالية تُعرض كقائمة واحدة */
.card.item:has(+ .card.item) { margin-bottom: 0; border-end-start-radius: 0; border-end-end-radius: 0; }
.card.item + .card.item { border-top-color: transparent; border-start-start-radius: 0; border-start-end-radius: 0; box-shadow: inset 0 1px 0 var(--line); }
.item-main { display: flex; align-items: center; gap: 12px; min-width: 0; }
.item b { line-height: 1.5; }
.dot { width: 38px; height: 38px; border-radius: 12px; background: var(--pri-soft); color: var(--pri-ink); display: grid; place-items: center; flex: none; }
.dot .ic { width: 18px; height: 18px; }
.dot.done { background: var(--green); color: #fff; }
.group { color: var(--muted); font-size: .95rem; margin: 22px 0 10px; }
.empty { display: grid; justify-items: center; gap: 6px; padding: 28px 16px; text-align: center; color: var(--muted); border: 1.5px dashed var(--line-2); border-radius: var(--r-lg); margin-bottom: 12px; }
.empty p { margin: 0; }
.empty .ic { width: 32px; height: 32px; opacity: .7; }
.crumbs { color: var(--muted); font-size: .875rem; margin-top: 18px; display: flex; gap: 6px; flex-wrap: wrap; }
.head-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.head-row h1 { margin-bottom: 0; }
.head-row + * { margin-top: 14px; }
.row-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 14px 0; }
.row-actions.tight { margin: 0; }
.stack { display: flex; flex-direction: column; gap: 6px; }

/* ---------- الأزرار ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 10px 18px;
  border: 1px solid transparent; border-radius: 12px; background: var(--pri); color: #fff; font: inherit; font-weight: 600; line-height: 1.3;
  cursor: pointer; transition: background .15s, transform .08s; text-decoration: none;
}
.btn:hover { background: var(--pri-d); text-decoration: none; color: #fff; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn .ic { width: 20px; height: 20px; }
.btn-ghost { background: var(--pri-soft); color: var(--pri-ink); }
.btn-ghost:hover { background: color-mix(in srgb, var(--pri) 18%, var(--paper)); color: var(--pri-ink); }
.btn-danger { background: var(--red-soft); color: var(--red-ink); }
.btn-danger:hover { background: color-mix(in srgb, var(--red) 22%, var(--paper)); color: var(--red-ink); }
.btn-sm { min-height: 36px; padding: 6px 12px; font-size: .875rem; border-radius: 10px; }
.btn-lg { min-height: 52px; padding: 13px 26px; font-size: 1.05rem; border-radius: 14px; }
.btn-block { width: 100%; }

/* ---------- النماذج ---------- */
.form label { display: block; margin-bottom: 14px; font-weight: 500; font-size: .92rem; }
input, select, textarea {
  display: block; width: 100%; margin-top: 6px; min-height: 46px; padding: 10px 14px; font: inherit; font-weight: 400; color: var(--ink);
  background: var(--paper); border: 1px solid var(--line-2); border-radius: 12px; transition: border-color .15s, box-shadow .15s;
}
input:hover, select:hover, textarea:hover { border-color: color-mix(in srgb, var(--pri) 35%, var(--line-2)); }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--pri); box-shadow: 0 0 0 4px color-mix(in srgb, var(--pri) 18%, transparent); }
textarea { resize: vertical; }
input[type=checkbox], input[type=radio] { width: 20px; height: 20px; min-height: 0; margin: 0; display: inline-block; accent-color: var(--pri); vertical-align: middle; flex: none; box-shadow: none; }
input[type=file] { padding: 9px; background: var(--paper-2); }
input[type=color] { padding: 4px; cursor: pointer; }
.form label.check, label.check { display: flex; align-items: center; gap: 10px; font-weight: 400; cursor: pointer; }
label.check.pad { margin-top: 32px; }
.form small { display: block; font-weight: 400; margin-top: 6px; line-height: 1.6; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin: 12px 0 16px; }
.filters input, .filters select { width: auto; flex: 1; min-width: 150px; margin: 0; }

/* ---------- التنبيهات والشارات ---------- */
.alert { padding: 12px 16px; border-radius: var(--r-md); margin: 14px 0; background: var(--pri-soft); color: var(--pri-ink); font-weight: 500; }
.alert-success { background: var(--green-soft); color: var(--green-ink); }
.alert-error { background: var(--red-soft); color: var(--red-ink); }
.banner { display: block; padding: 13px 16px; border-radius: var(--r-md); margin: 12px 0 16px; background: var(--pri-soft); color: var(--pri-ink); border-inline-start: 4px solid var(--pri); }
.banner.green { background: var(--green-soft); color: var(--green-ink); border-color: var(--green); }
.banner.amber { background: var(--saffron-soft); color: var(--saffron-ink); border-color: var(--saffron); }
a.banner:hover { text-decoration: none; filter: brightness(.98); }
.badge { display: inline-flex; align-items: center; gap: 4px; padding: 2px 10px; border-radius: 99px; font-size: .76rem; font-weight: 600; line-height: 1.7; white-space: nowrap; background: var(--paper-2); color: var(--muted); }
.badge.green { background: var(--green-soft); color: var(--green-ink); }
.badge.amber { background: var(--saffron-soft); color: var(--saffron-ink); }
.badge.red { background: var(--red-soft); color: var(--red-ink); }
.chips { display: flex; gap: 8px; overflow-x: auto; padding: 4px 0 12px; scrollbar-width: none; }
.chip { white-space: nowrap; padding: 7px 15px; border-radius: 99px; background: var(--paper); border: 1px solid var(--line); color: var(--ink); font-size: .9rem; font-weight: 500; }
.chip:hover { text-decoration: none; border-color: var(--line-2); }
.chip.on { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.chip small { opacity: .7; }
.subnav { display: flex; gap: 2px; overflow-x: auto; margin: 16px 0 0; border-bottom: 1px solid var(--line); scrollbar-width: none; }
.subnav a { white-space: nowrap; padding: 10px 14px; color: var(--muted); border-bottom: 2px solid transparent; font-weight: 500; }
.subnav a:hover { color: var(--ink); text-decoration: none; }
.subnav a[aria-current="page"] { color: var(--pri-ink); border-color: var(--pri); }

/* ---------- الشبكات ---------- */
.grid2, .grid3 { display: grid; gap: 16px; }
@media (min-width: 760px) { .grid2 { grid-template-columns: 1fr 1fr; } .grid3 { grid-template-columns: repeat(3, 1fr); } }
.grid2.tight { gap: 12px; grid-template-columns: 1fr 1fr; }
.grid4 { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
@media (max-width: 420px) { .grid2.tight { grid-template-columns: 1fr; } }

/* ---------- المؤشرات ---------- */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin: 16px 0; }
.kpi { display: block; background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 14px 16px; color: var(--ink); }
.kpi span { display: block; color: var(--muted); font-size: .84rem; }
.kpi b { display: block; font-family: var(--font-display); font-weight: 600; font-size: 1.55rem; line-height: 1.5; font-variant-numeric: tabular-nums; }
.kpi b.sm { font-size: 1.15rem; }
.kpi small { color: var(--muted); }
a.kpi:hover { text-decoration: none; border-color: var(--line-2); }
.kpi-warn { border-color: color-mix(in srgb, var(--saffron) 55%, var(--line)); background: var(--saffron-soft); }
.kpi-bad { border-color: color-mix(in srgb, var(--red) 50%, var(--line)); background: var(--red-soft); }
.bar { height: 8px; flex: 1; background: var(--paper-2); border-radius: 99px; overflow: hidden; margin-top: 8px; }
.bar i { display: block; height: 100%; background: var(--pri); border-radius: 99px; transition: width .3s ease; }
.bar i.low { background: var(--red); }

/* ---------- الجداول ---------- */
.table-wrap { overflow-x: auto; background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-lg); margin-bottom: 16px; }
.table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.table th { background: var(--paper-2); text-align: start; padding: 11px 14px; font-weight: 600; color: var(--muted); white-space: nowrap; font-size: .84rem; }
.table td { padding: 11px 14px; border-top: 1px solid var(--line); vertical-align: middle; }
.table tr:hover td { background: color-mix(in srgb, var(--paper) 96%, var(--pri)); }
.table.kv td:first-child { color: var(--muted); width: 120px; white-space: nowrap; }

/* ---------- الزخرفة المميزة: معيّنات النيلة ---------- */
.weave {
  position: relative; isolation: isolate; color: #fff; overflow: hidden;
  background:
    linear-gradient(135deg, transparent 0 47%, rgba(255,255,255,.075) 47% 53%, transparent 53%) 0 0 / 30px 30px,
    linear-gradient(45deg, transparent 0 47%, rgba(255,255,255,.075) 47% 53%, transparent 53%) 0 0 / 30px 30px,
    linear-gradient(160deg, var(--pri) 0%, var(--pri-d) 100%);
}
.weave::after { content: ""; position: absolute; inset-inline: 0; bottom: 0; height: 5px; background: repeating-linear-gradient(90deg, var(--saffron) 0 18px, transparent 18px 26px); opacity: .9; }

/* الصفحة الرئيسية للزوار */
.hero { border-radius: var(--r-xl); padding: clamp(28px, 6vw, 56px) clamp(20px, 5vw, 48px) clamp(34px, 6vw, 60px); margin: 18px 0 22px; }
.hero h1 { color: #fff; font-size: clamp(1.8rem, 1.2rem + 3vw, 3.1rem); font-weight: 700; line-height: 1.25; margin: 0 0 14px; max-width: 16ch; }
.hero p { color: rgba(255,255,255,.86); font-size: clamp(1rem, .95rem + .3vw, 1.15rem); max-width: 46ch; margin: 0 0 24px; }
.hero-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.hero .btn { background: #fff; color: var(--pri-d); }
.hero .btn:hover { background: #f1f3ff; color: var(--pri-d); }
.hero .btn-ghost { background: rgba(255,255,255,.12); color: #fff; border-color: rgba(255,255,255,.35); }
.hero .btn-ghost:hover { background: rgba(255,255,255,.2); color: #fff; }
.features { display: grid; gap: 0; padding: 6px 18px; }
@media (min-width: 760px) { .features { grid-template-columns: repeat(3, 1fr); gap: 24px; padding: 22px; } }
.feature { display: flex; gap: 14px; align-items: flex-start; padding: 14px 0; }
.feature + .feature { border-top: 1px solid var(--line); }
@media (min-width: 760px) { .feature + .feature { border-top: 0; } }
.feature h3 { margin: 2px 0 4px; }
.feature p { color: var(--muted); margin: 0; font-size: .94rem; }
.ficon { width: 44px; height: 44px; border-radius: 14px; background: var(--pri-soft); color: var(--pri-ink); display: grid; place-items: center; flex: none; }
.ficon .ic { width: 22px; height: 22px; }
.stats { display: flex; justify-content: center; gap: 40px; margin: 26px 0 8px; color: var(--muted); }
.stats b { display: block; font-family: var(--font-display); font-size: 1.7rem; color: var(--ink); text-align: center; }

/* البطاقة التالية في لوحة الطالب */
.nextup { border-radius: var(--r-xl); padding: 22px 22px 28px; margin: 14px 0 18px; display: grid; gap: 14px; }
@media (min-width: 640px) { .nextup { grid-template-columns: 1fr auto; align-items: center; padding: 26px 28px 32px; } }
.nextup .kicker { display: inline-flex; align-items: center; gap: 6px; color: rgba(255,255,255,.8); font-size: .9rem; }
.nextup h2 { color: #fff; margin: 4px 0 6px; font-size: clamp(1.2rem, 1rem + 1vw, 1.6rem); }
.nextup p { color: rgba(255,255,255,.82); margin: 0; }
.nextup .btn { background: #fff; color: var(--pri-d); }
.nextup .btn:hover { background: #eef0ff; color: var(--pri-d); }
.nextup .when { color: var(--saffron); font-weight: 600; }
.greet { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.greet h1 { margin-bottom: 0; }

/* الدخول والتسجيل */
.auth { max-width: 460px; margin: 28px auto; }
.auth .card { padding: 0; overflow: hidden; }
.auth-band { height: 74px; }
.auth-body { padding: 22px 22px 18px; }
.auth h1 { margin-top: 0; }

/* ---------- الدرس ---------- */
.player { position: relative; aspect-ratio: 16 / 9; border-radius: var(--r-lg); overflow: hidden; background: #000; margin: 14px 0; }
.player iframe, .player video { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.prose { max-width: 72ch; }
.locked { text-align: center; padding: 36px 18px; }
.locked .ic.big { color: var(--pri-ink); margin-bottom: 6px; }
.pager { display: flex; justify-content: space-between; gap: 10px; margin: 22px 0; }

/* ---------- الاختبار ---------- */
.facts { display: flex; justify-content: center; gap: 36px; margin: 16px 0; }
.facts b { display: block; font-family: var(--font-display); font-size: 1.8rem; color: var(--pri-ink); }
.facts span { color: var(--muted); }
.quiz-top { position: sticky; top: var(--topbar-h); z-index: 5; background: color-mix(in srgb, var(--surface) 92%, transparent); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); padding: 10px 0 12px; margin-bottom: 6px; }
.quiz-top-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.quiz-top h1 { font-size: 1.12rem; margin: 0; }
.quiz-top .bar { margin-top: 10px; height: 6px; }
.timer { background: var(--ink); color: var(--paper); font-family: var(--font-display); font-weight: 600; padding: 6px 14px; border-radius: 12px; direction: ltr; font-variant-numeric: tabular-nums; min-width: 86px; text-align: center; }
.timer.warn { background: var(--red); color: #fff; }
.qhead { display: flex; gap: 12px; align-items: flex-start; font-weight: 600; margin-bottom: 12px; line-height: 1.6; }
.qnum { flex: none; width: 30px; height: 30px; border-radius: 10px; background: var(--pri-soft); color: var(--pri-ink); display: grid; place-items: center; font-size: .85rem; font-family: var(--font-display); }
.qmark { margin-inline-start: auto; }
.qmark .ic { width: 22px; height: 22px; }
.qcard.ok { border-inline-start: 4px solid var(--green); }
.qcard.bad { border-inline-start: 4px solid var(--red); }
.qcard.ok .qmark { color: var(--green-ink); } .qcard.bad .qmark { color: var(--red-ink); }
.opts { display: grid; gap: 8px; }
.opt { display: flex; align-items: center; gap: 12px; min-height: 52px; padding: 10px 14px; border: 1.5px solid var(--line); border-radius: 14px; cursor: pointer; background: var(--paper); transition: border-color .12s, background .12s; }
.opt:hover { border-color: var(--line-2); }
.opt:has(input:checked) { border-color: var(--pri); background: var(--pri-soft); }
.optrow { display: flex; gap: 10px; align-items: center; margin-bottom: 8px; }
.optrow label.check { flex: none; font-size: .85rem; margin: 0; }
.optrow input:not([type=radio]) { margin: 0; }
.explain { display: flex; gap: 8px; align-items: flex-start; color: var(--muted); font-size: .9rem; margin: 6px 0 0; }
.explain .ic { color: var(--saffron); margin-top: 3px; }
.score-card { display: flex; align-items: center; gap: 22px; }
.score-ring {
  --p: 0; --c: var(--pri); width: 112px; height: 112px; flex: none; border-radius: 50%; display: grid; place-items: center;
  background: radial-gradient(closest-side, var(--paper) 78%, transparent 79% 100%), conic-gradient(var(--c) calc(var(--p) * 1%), var(--paper-2) 0);
}
.score-ring b { font-family: var(--font-display); font-size: 1.5rem; color: var(--ink); }
.score-ring.green { --c: var(--green); } .score-ring.amber { --c: var(--saffron); } .score-ring.red { --c: var(--red); }
.score-card h2 { margin: 0 0 4px; }
.qbar { display: flex; align-items: center; gap: 10px; margin: 9px 0; }
.qbar span { flex: 0 0 42%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.qbar .bar { margin-top: 0; }
.qbar b { flex: none; min-width: 40px; text-align: end; font-variant-numeric: tabular-nums; }
.qbar .ms { flex: none; width: 54px; text-align: end; }

/* ---------- الحصص ---------- */
.live-card { display: flex; align-items: center; gap: 14px; }
.live-card.live { border-color: var(--red); box-shadow: 0 0 0 3px var(--red-soft); }
.live-when { flex: none; width: 64px; text-align: center; background: var(--paper-2); border-radius: 14px; padding: 8px 0; }
.live-when b { display: block; font-family: var(--font-display); font-size: 1.05rem; }
.live-when span { font-size: .85rem; color: var(--muted); }
.live-card.live .live-when { background: var(--red-soft); color: var(--red-ink); }
.live-body { flex: 1; min-width: 0; }
.live-body > div { margin-top: 2px; }

/* ---------- الاشتراك ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 12px 0 18px; counter-reset: s; }
.step { background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-md); padding: 10px 8px; text-align: center; font-size: .84rem; color: var(--muted); }
.step b { display: grid; place-items: center; width: 28px; height: 28px; margin: 0 auto 4px; border-radius: 50%; background: var(--pri); color: #fff; font-family: var(--font-display); }
.plans { display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); margin-bottom: 16px; }
.form label.plan { margin: 0; cursor: pointer; position: relative; }
.plan input { position: absolute; opacity: 0; pointer-events: none; }
.plan > span { display: block; height: 100%; border: 1.5px solid var(--line); border-radius: var(--r-lg); padding: 16px; background: var(--paper); text-align: center; transition: border-color .12s, background .12s; }
.plan b { display: block; font-weight: 600; }
.plan em { display: block; font-style: normal; font-family: var(--font-display); font-size: 1.45rem; font-weight: 700; color: var(--pri-ink); margin: 4px 0; }
.plan small { color: var(--muted); font-weight: 400; display: block; }
.plan .pdesc { margin-top: 6px; font-size: .8rem; }
.plan input:checked + span { border-color: var(--pri); background: var(--pri-soft); box-shadow: 0 0 0 3px color-mix(in srgb, var(--pri) 15%, transparent); }
.plan input:focus-visible + span { outline: 3px solid color-mix(in srgb, var(--pri) 55%, transparent); }
.accounts h3 { margin-top: 0; }
.acc { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); }
.acc b { font-family: var(--font-display); font-size: 1.1rem; letter-spacing: .5px; }
.pay { display: flex; gap: 12px; justify-content: space-between; align-items: flex-start; }
.pay-main > div { margin-top: 2px; }

/* ---------- الإدارة ---------- */
.catrow { display: flex; gap: 8px; align-items: center; margin-bottom: 8px; }
.catrow form.inline { display: flex; gap: 8px; align-items: center; }
.catrow input { margin: 0; }
.catrow .pos, .pos { width: 72px; flex: none; margin: 0; }
.catrow.add { margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); }
.danger-zone { margin: 24px 0; padding-top: 16px; border-top: 1px dashed color-mix(in srgb, var(--red) 40%, var(--line)); }
.edit-row.off { opacity: .62; }
.add-card { border-style: dashed; border-width: 1.5px; background: transparent; }
.inline-label { display: flex !important; align-items: center; gap: 8px; margin: 0 !important; font-weight: 400 !important; }
input.color { height: 46px; }
.logo-prev { display: flex; align-items: center; gap: 14px; margin: -4px 0 14px; }
.logo-prev img { width: 60px; height: 60px; object-fit: contain; border: 1px solid var(--line); border-radius: 14px; background: #fff; padding: 4px; }
.narrow-card { max-width: 660px; }

/* ---------- لوحة المهندس ---------- */
.vchart { display: flex; align-items: flex-end; gap: 5px; height: 190px; padding-top: 18px; overflow-x: auto; }
.vcol { flex: 1; min-width: 20px; height: 100%; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; }
.vcol i { display: block; width: 100%; max-width: 32px; background: var(--pri); border-radius: 6px 6px 2px 2px; min-height: 2px; opacity: .85; }
.vcol:hover i { opacity: 1; }
.vval { font-size: .66rem; color: var(--muted); line-height: 1.3; white-space: nowrap; }
.vlab { font-size: .66rem; color: var(--muted); margin-top: 5px; white-space: nowrap; direction: ltr; }
@media (max-width: 560px) { .vval { display: none; } }
.check-row { display: flex; align-items: center; gap: 12px; padding: 11px 0; border-top: 1px solid var(--line); }
.card > .check-row:first-child, .card > h2 + p + .check-row { border-top: 0; }
.ci { flex: none; width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; color: #fff; background: var(--muted); font-size: .9rem; }
.ci.green { background: var(--green); } .ci.amber { background: var(--saffron); color: #1b1300; } .ci.red { background: var(--red); }
.card.item.check-warn { border-inline-start: 4px solid var(--saffron); }
.card.item.check-fail { border-inline-start: 4px solid var(--red); }
pre.code { background: #10142b; color: #e7eaf7; padding: 12px 14px; border-radius: 12px; white-space: pre-wrap; word-break: break-word; direction: ltr; text-align: left; font-size: .84rem; margin: 0 0 12px; font-family: ui-monospace, Menlo, Consolas, monospace; }
.err-row { display: flex; gap: 12px; justify-content: space-between; align-items: flex-start; }
.err-main { min-width: 0; flex: 1; }
.err-main b { word-break: break-word; }
.count { font-family: var(--font-display); font-size: 1.2rem; font-weight: 600; color: var(--red-ink); text-align: center; }
.power { border-inline-start: 5px solid var(--green); }
.power.is-off { border-color: var(--saffron); background: var(--saffron-soft); }
.switch { display: flex !important; align-items: center; gap: 10px; cursor: pointer; font-weight: 600; margin: 0 !important; }
.switch input { position: absolute; opacity: 0; }
.switch span { width: 50px; height: 30px; border-radius: 99px; background: var(--line-2); position: relative; transition: background .2s; flex: none; }
.switch span::after { content: ""; position: absolute; top: 3px; inset-inline-start: 3px; width: 24px; height: 24px; border-radius: 50%; background: #fff; transition: transform .2s; box-shadow: 0 1px 3px rgba(0,0,0,.2); }
.switch input:checked + span { background: var(--saffron); }
.switch input:checked + span::after { transform: translateX(-20px); }
.switch input:focus-visible + span { outline: 3px solid color-mix(in srgb, var(--pri) 55%, transparent); }
.task { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 11px 0; border-top: 1px solid var(--line); }
.item.line { padding: 9px 0; border-top: 1px solid var(--line); }

/* صفحات بسيطة: عدم الاتصال، الصيانة، الحظر */
.offline-page { display: grid; place-items: center; min-height: 100vh; padding: 16px; }
.offline { max-width: 420px; text-align: center; background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-xl); padding: 34px 24px; }
.offline .ic.big { color: var(--pri-ink); }
.offline h1 { margin: 12px 0 8px; }
.offline p { color: var(--muted); }

.foot { color: var(--muted); font-size: .84rem; text-align: center; padding: 26px 16px 30px; }

@media (max-width: 560px) {
  .live-card, .pay { flex-wrap: wrap; }
  .live-card > div:last-child, .pay .stack { width: 100%; }
  .live-card > div:last-child .btn, .pay .stack .btn { width: 100%; }
  .score-card { flex-direction: column; text-align: center; }
  .qbar span { flex-basis: 38%; }
  .err-row { flex-direction: column; }
  .table.kv td:first-child { width: 84px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
  @view-transition { navigation: none; }
}
@media print {
  .topbar, .tabbar, .sidebar, .foot, .btn { display: none !important; }
  body { background: #fff; }
}

.ic.flip { transform: scaleX(-1); }
.topnav a { white-space: nowrap; }
@media (max-width: 420px) { .topnav.guest a:not(.btn) { padding-inline: 8px; } .brand-name { max-width: 42vw; } }
::view-transition-old(root), ::view-transition-new(root) { animation-duration: .18s; }