:root{--primary: #1e5eff;--secondary: #0b1f4d;--accent: #00c2a8;--bg: #f5f7fb;--surface: #ffffff;--text: #12203a;--muted: #6b778c;--border: color-mix(in srgb, var(--text) 12%, transparent);--radius: 16px;--shadow: 0 1px 2px rgba(11, 31, 77, .06), 0 8px 24px rgba(11, 31, 77, .06)}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:Segoe UI,Tahoma,Noto Sans Arabic,Noto Naskh Arabic,system-ui,-apple-system,sans-serif;line-height:1.6;-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}h1,h2,h3,p{margin:0}img{max-width:100%;display:block}button{font:inherit;color:inherit;cursor:pointer}:focus-visible{outline:3px solid color-mix(in srgb,var(--primary) 55%,transparent);outline-offset:2px}.container{width:100%;max-width:1040px;margin-inline:auto;padding-inline:16px}.app{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}.main{flex:1;padding-block:20px 36px}.header{position:sticky;top:0;z-index:20;padding-top:env(safe-area-inset-top,0px);color:#fff;background:linear-gradient(135deg,var(--secondary),var(--primary));box-shadow:0 4px 18px #0b1f4d40}.header:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;opacity:.5;background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:22px 22px}.header-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:60px}.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.02rem;min-width:0}.brand span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.header-actions{display:flex;gap:8px;flex-shrink:0}.chip{border:1px solid rgba(255,255,255,.35);background:#ffffff1f;color:#fff;padding:6px 12px;border-radius:999px;font-size:.85rem;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.chip:hover{background:#ffffff38}.offline-bar{background:#b45309;color:#fff;text-align:center;font-size:.85rem;padding:6px 12px}.page-title{font-size:clamp(1.4rem,4vw,1.9rem);margin:8px 0 18px;letter-spacing:-.2px}.page-title:after{content:"";display:block;width:46px;height:4px;border-radius:4px;margin-top:8px;background:linear-gradient(90deg,var(--primary),var(--accent))}.lead{color:var(--muted);margin:-6px 0 18px}.crumbs-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:4px}.back{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;background:var(--surface);border:1px solid var(--border);border-radius:999px;font-size:.88rem}[dir=rtl] .flip{transform:scaleX(-1)}.crumbs{font-size:.85rem;color:var(--muted);display:flex;flex-wrap:wrap;align-items:center}.crumbs a:hover{color:var(--primary)}.crumbs strong{color:var(--text);font-weight:600}.sep{margin-inline:6px;opacity:.6}.grid{display:grid;gap:14px}.grid.years{grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}.grid.terms{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.grid.subjects{grid-template-columns:repeat(auto-fill,minmax(165px,1fr))}@media (min-width: 640px){.grid.years{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:18px}.grid.subjects{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:18px}}.card{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;min-height:150px;padding:18px 12px;text-align:center;overflow:hidden;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}a.card:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--primary) 45%,transparent)}a.card:active{transform:scale(.98)}.card-title{font-weight:700;font-size:1.02rem}.card-sub{font-size:.8rem;color:var(--muted);direction:ltr}.year-card{--card-accent: var(--primary)}.year-card:before{content:"";position:absolute;inset-inline:0;top:0;height:5px;background:linear-gradient(90deg,var(--card-accent),var(--accent))}.year-num{font-size:3rem;font-weight:800;line-height:1;background:linear-gradient(135deg,var(--card-accent),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}.term-card{min-height:130px;flex-direction:row;gap:14px}.term-badge{display:grid;place-items:center;width:44px;height:44px;border-radius:12px;font-weight:800;color:#fff;background:linear-gradient(135deg,var(--primary),var(--secondary))}.subject-card{justify-content:flex-start;padding-top:14px}.subject-img{width:100%;aspect-ratio:16 / 10;object-fit:cover;border-radius:10px}.subject-ph{display:grid;place-items:center;width:100%;aspect-ratio:16 / 10;border-radius:10px;font-weight:800;font-size:1.6rem;color:#fff;text-transform:uppercase;direction:ltr;background:linear-gradient(135deg,var(--primary),var(--secondary))}.skeleton{min-height:130px;background:linear-gradient(90deg,var(--surface) 25%,color-mix(in srgb,var(--primary) 8%,var(--surface)) 50%,var(--surface) 75%);background-size:200% 100%;animation:shimmer 1.2s infinite}@keyframes shimmer{to{background-position:-200% 0}}.state-box{display:grid;gap:12px;justify-items:center;text-align:center;padding:36px 16px;color:var(--muted);background:var(--surface);border:1px dashed var(--border);border-radius:var(--radius)}.tabs{display:flex;gap:6px;padding:5px;margin-bottom:16px;background:color-mix(in srgb,var(--text) 7%,transparent);border-radius:14px;overflow-x:auto;scrollbar-width:none}.tabs::-webkit-scrollbar{display:none}.tab{flex:1 0 auto;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 14px;border:0;background:transparent;border-radius:10px;font-weight:600;font-size:.93rem;white-space:nowrap;color:var(--muted)}.tab.active{background:var(--surface);color:var(--primary);box-shadow:0 1px 4px #0b1f4d1f}.count{min-width:22px;padding:0 6px;border-radius:999px;font-size:.75rem;line-height:20px;background:color-mix(in srgb,var(--primary) 12%,transparent);color:var(--primary)}.stack{display:grid;gap:12px}.item{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:14px 16px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.item-num{display:grid;place-items:center;flex:0 0 44px;height:44px;border-radius:12px;font-weight:800;color:#fff;background:linear-gradient(135deg,var(--primary),var(--secondary))}.item-body{flex:1 1 180px;min-width:0}.item-body h3,.item-head h3{font-size:1rem}.item-body p{color:var(--muted);font-size:.9rem}.item-actions{display:flex;gap:8px;flex-wrap:wrap}.item-video{flex-direction:column;align-items:stretch}.item-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.badge{padding:2px 10px;border-radius:999px;font-size:.78rem;font-weight:700;color:#fff;background:var(--accent)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:9px 16px;border-radius:12px;border:1px solid transparent;font-weight:600;font-size:.9rem;transition:filter .15s ease,transform .1s ease}.btn:hover{filter:brightness(1.07)}.btn:active{transform:scale(.97)}.btn-primary{background:var(--primary);color:#fff}.btn-accent{background:var(--accent);color:#fff}.btn-ghost{background:transparent;color:var(--primary);border-color:color-mix(in srgb,var(--primary) 40%,transparent)}.video-frame{position:relative;width:100%;aspect-ratio:16 / 9;border-radius:12px;overflow:hidden;background:#0b1020}.video-frame video{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;background:#000}.video-frame iframe{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;border:0}.video-poster{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;border:0;display:grid;place-items:center;background:linear-gradient(135deg,var(--secondary),var(--primary)) center / cover}.play-btn{display:grid;place-items:center;width:64px;height:64px;border-radius:50%;color:#fff;background:#0000008c;box-shadow:0 0 0 6px #ffffff2e;transition:transform .15s ease}.video-poster:hover .play-btn{transform:scale(1.08)}.footer{padding:18px 16px calc(18px + env(safe-area-inset-bottom,0px));text-align:center;font-size:.82rem;color:#dbe4ff;background:linear-gradient(135deg,var(--secondary),color-mix(in srgb,var(--secondary) 70%,var(--primary)))}.footer p+p{margin-top:2px;opacity:.85}@media (prefers-reduced-motion: reduce){*{animation:none!important;transition:none!important}}.provider-tag{position:absolute;inset-block-end:8px;inset-inline-start:8px;padding:1px 9px;border-radius:999px;font-size:.72rem;font-weight:700;color:#fff;background:#0000008c;direction:ltr}.ext-link{align-self:flex-start;font-size:.82rem;color:var(--primary);text-decoration:underline;text-underline-offset:3px}