:root{--accent:#4b3fd8;--accent-ink:#3328b0;--accent-soft:#eeecfd;--on-accent:#fff;--ink:#15171c;--ink-2:#3a3f4a;--muted:#5d6573;--line:#e3e5ea;--surface:#fff;--page:#f6f6f9;--hero:#14122b;--on-hero:#f4f3ff;--star:#b7791f;--success:#17703f;--success-soft:#e7f6ee;--danger:#a3261b;--radius:14px;--shadow:0 1px 2px #1414280f, 0 8px 24px #1414280f;color:var(--ink);background:var(--page);font-synthesis:none;-webkit-text-size-adjust:100%;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Noto Sans Arabic,Tahoma,sans-serif;line-height:1.55}*{box-sizing:border-box}body{background:var(--page);overflow-wrap:anywhere;margin:0}img,iframe{max-width:100%;display:block}a{color:var(--accent-ink);text-underline-offset:2px}h1,h2,h3{margin:0 0 .5em;line-height:1.25}h1{letter-spacing:-.01em;font-size:clamp(1.6rem,5vw,2.4rem)}h2{font-size:1.3rem}h3{font-size:1.05rem}button,input,select,textarea{font:inherit}button,.button{border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer;text-align:center;border-radius:10px;justify-content:center;align-items:center;gap:6px;min-height:44px;padding:10px 18px;font-weight:600;text-decoration:none;display:inline-flex}button:disabled{opacity:.55;cursor:default}button.primary,.button.primary{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}button.primary:hover:not(:disabled),.button.primary:hover{background:var(--accent-ink)}button:hover:not(:disabled):not(.primary),.button:hover:not(.primary){border-color:#c8cbd3}button.ghost,.button.ghost{background:0 0;border-color:#0000}button.small,.button.small{min-height:40px;padding:6px 12px;font-size:.92rem}button.danger{color:var(--danger)}button.icon{min-width:40px;min-height:40px;padding:0}.block,button.block,.button.block{width:100%}:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.sr-only{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.skip{inset-inline-start:8px;background:var(--surface);z-index:10;border-radius:8px;padding:8px 12px;position:absolute;top:-60px}.skip:focus{top:8px}.muted{color:var(--muted)}.small{font-size:.9rem}.center{text-align:center}.pad{padding:24px 16px}.row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.grow{flex:1;min-width:0}.error{color:var(--danger);background:#fdeceb;border-radius:10px;padding:10px 14px}.success-text{color:var(--success);font-weight:600}.badge{background:var(--accent-soft);color:var(--accent-ink);vertical-align:middle;border-radius:999px;margin-inline-start:8px;padding:2px 8px;font-size:.75rem;font-weight:700;display:inline-block}.container{width:100%;max-width:1160px;margin:0 auto;padding:0 16px}.container.narrow{max-width:460px;padding-top:32px}main{min-height:70vh;padding-bottom:48px}main:focus{outline:none}.page-title{margin-top:28px}.topbar{z-index:5;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);background:#ffffffeb;position:sticky;top:0}.topbar-inner{flex-wrap:wrap;align-items:center;gap:4px 12px;max-width:1160px;margin:0 auto;padding:8px 16px;display:flex}.brand{color:var(--ink);align-items:center;gap:8px;min-height:44px;font-size:1.1rem;font-weight:800;text-decoration:none;display:inline-flex}.logo{background:linear-gradient(135deg, var(--accent), #8b5cf6);color:#fff;border-radius:9px;place-items:center;width:32px;height:32px;font-weight:800;display:inline-grid}.mainnav{flex-basis:100%;order:3;gap:4px;display:flex;overflow-x:auto}.mainnav a{color:var(--ink-2);white-space:nowrap;border-radius:8px;padding:8px 10px;font-weight:600;text-decoration:none}.mainnav a[aria-current=page]{background:var(--accent-soft);color:var(--accent-ink)}.account{flex-wrap:wrap;justify-content:flex-end;gap:4px;margin-inline-start:auto;display:flex}@media (width>=760px){.mainnav{flex-basis:auto;order:0}}.hero{background:radial-gradient(circle at 85% 10%, #8b5cf659, transparent 45%), radial-gradient(circle at 10% 90%, #4b3fd866, transparent 50%), var(--hero);color:var(--on-hero);padding:48px 16px 56px}.hero-inner{text-align:center;max-width:760px;margin:0 auto}.lead{color:inherit;opacity:.9;font-size:1.08rem}.search{gap:8px;margin:20px 0;display:flex}.search input{border:1px solid var(--line);background:var(--surface);border-radius:12px;flex:1;min-width:0;min-height:48px;padding:10px 16px}.hero .search input{border-color:#0000}.block{margin-top:36px}.chips{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;margin:0;padding:0;list-style:none;display:grid}.chip{border-radius:var(--radius);background:var(--surface);border:1px solid var(--line);color:var(--ink);flex-direction:column;min-height:44px;padding:14px 16px;text-decoration:none;display:flex}.chip:hover{border-color:var(--accent)}.grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;margin:0;padding:0;list-style:none;display:grid}.course-card{min-width:0}.card-link{background:var(--surface);border-radius:var(--radius);height:100%;color:var(--ink);box-shadow:var(--shadow);flex-direction:column;text-decoration:none;transition:transform .15s;display:flex;overflow:hidden}.card-link:hover{transform:translateY(-2px)}.card-body{flex-direction:column;flex:1;gap:4px;padding:12px 14px 16px;display:flex}.card-body h3,.card-body p{margin:0}.cover{aspect-ratio:16/9;object-fit:cover;background:var(--accent-soft);width:100%}.cover.thumb{border-radius:10px;width:96px;min-width:96px}.cover.placeholder{color:#fff;background:linear-gradient(135deg,#4b3fd8,#8b5cf6);place-items:center;font-size:2.4rem;font-weight:800;display:grid}.cover.placeholder.thumb{font-size:1.4rem}.cover.placeholder[data-hue="1"],.cover.placeholder[data-hue="5"],.cover.placeholder[data-hue="9"]{background:linear-gradient(135deg,#0f766e,#22a39a)}.cover.placeholder[data-hue="2"],.cover.placeholder[data-hue="6"],.cover.placeholder[data-hue="10"]{background:linear-gradient(135deg,#b45309,#e08a2c)}.cover.placeholder[data-hue="3"],.cover.placeholder[data-hue="7"],.cover.placeholder[data-hue="11"]{background:linear-gradient(135deg,#be185d,#e5487f)}.rating-line{flex-wrap:wrap;align-items:center;gap:4px 6px;display:flex}.stars{color:#d6d8de;letter-spacing:1px;white-space:nowrap}.stars .on{color:var(--star)}.stars .half{color:#ddb877}.meta{color:var(--muted);flex-wrap:wrap;gap:4px 12px;display:flex}.price{padding-top:6px;font-weight:800;margin-top:auto!important}.filters{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-bottom:20px;display:grid}@media (width>=760px){.filters{grid-template-columns:repeat(4,minmax(0,1fr))}}.filters label,.form label{flex-direction:column;gap:4px;min-width:0;font-size:.92rem;font-weight:600;display:flex}input,select,textarea{background:var(--surface);width:100%;min-height:44px;color:var(--ink);border:1px solid #cdd0d8;border-radius:10px;padding:8px 12px}textarea{resize:vertical}input[type=checkbox],input[type=radio]{width:auto;min-height:0}input[type=file]{padding:8px}.empty{text-align:center;background:var(--surface);border-radius:var(--radius);padding:40px 16px}.course-hero{background:var(--hero);color:var(--on-hero);padding:28px 0}.course-hero a{color:#c9c4ff}.course-hero-inner{gap:24px;display:grid}.eyebrow{text-transform:uppercase;letter-spacing:.06em;font-size:.8rem;font-weight:700}.enrol-card{background:var(--surface);color:var(--ink);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.enrol-card a.button:not(.primary){color:var(--ink)}.enrol-body{flex-direction:column;gap:10px;padding:16px;display:flex}.enrol-body p{margin:0}.big-price{font-size:1.6rem;font-weight:800}.facts{color:var(--muted);flex-wrap:wrap;gap:4px 14px;margin:4px 0 0;padding:0;list-style:none;display:flex}@media (width>=900px){.course-hero-inner{grid-template-columns:minmax(0,1fr) 360px;align-items:start}.enrol-card{position:relative;top:24px}}.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);margin-top:24px;padding:18px}.course-body{max-width:1160px}@media (width>=900px){.course-body>*{max-width:calc(100% - 384px)}}.checks,.bullets{gap:8px;margin:0;padding-inline-start:0;list-style:none;display:grid}@media (width>=640px){.checks{grid-template-columns:1fr 1fr}}.checks li:before{content:"✓";color:var(--success);margin-inline-end:8px;font-weight:800}.bullets li:before{content:"•";margin-inline-end:8px}.curriculum details{background:var(--surface);border:1px solid var(--line);border-radius:12px;margin-bottom:8px}.curriculum summary{cursor:pointer;flex-wrap:wrap;justify-content:space-between;gap:4px 12px;min-height:44px;padding:14px 16px;font-weight:700;display:flex}.curriculum ul,.outline ol,.lesson-list{margin:0;padding:0;list-style:none}.curriculum li{border-top:1px solid var(--line);align-items:center;gap:10px;min-height:44px;padding:10px 16px;display:flex}.push{white-space:nowrap;margin-inline-start:auto}.lesson-icon{text-align:center;width:22px;min-width:22px;color:var(--muted)}.done .lesson-icon{color:var(--success);font-weight:800}.instructor{align-items:center;gap:14px;display:flex}.instructor h3,.instructor p{margin:0}.avatar{background:var(--accent-soft);width:56px;min-width:56px;height:56px;color:var(--accent-ink);border-radius:50%;place-items:center;font-size:1.3rem;font-weight:800;display:inline-grid}.avatar.small{width:36px;min-width:36px;height:36px;font-size:1rem}.prose p{white-space:pre-line;margin:0 0 .9em}.rating-summary{gap:16px;margin-bottom:16px;display:grid}@media (width>=640px){.rating-summary{grid-template-columns:160px 1fr;align-items:center}}.score{flex-direction:column;align-items:center;display:flex}.score strong{font-size:2.6rem;line-height:1}.bars{margin:0;padding:0;list-style:none}.bars li{grid-template-columns:72px 1fr 32px;align-items:center;gap:8px;display:grid}meter{width:100%;height:10px}.reviews{gap:12px;margin:16px 0 0;padding:0;list-style:none;display:grid}.review{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 16px}.review header{align-items:center;gap:10px;display:flex}.review header p{margin:0}.star-input{border:0;gap:4px;margin:0;padding:0;display:flex}.star-input legend{margin-bottom:4px;font-size:.92rem;font-weight:600}.star-input label{color:#d0d3da;cursor:pointer;place-items:center;min-width:44px;min-height:44px;font-size:1.8rem;display:grid!important}.star-input label.on{color:var(--star)}.star-input input{opacity:0;position:absolute}.star-input label:focus-within{outline:3px solid var(--accent);border-radius:8px}.form{flex-direction:column;gap:14px;display:flex}.form h1,.form h2,.form h3{margin:0}.inline-form{flex-wrap:wrap;align-items:flex-end;gap:10px;display:flex}.inline-form label{flex-direction:column;flex:200px;gap:4px;min-width:0;font-weight:600;display:flex}.inline-form h2{flex-basis:100%;margin:0}.two,.three{gap:14px;display:grid}@media (width>=640px){.two{grid-template-columns:1fr 1fr}.three{grid-template-columns:1fr 1fr 1fr}}.form label.check{flex-direction:row;align-items:center;gap:8px;min-height:44px}.auth h1{font-size:1.5rem}.progress-wrap p{margin:4px 0 0}progress{appearance:none;background:#e6e7ee;border:0;border-radius:999px;width:100%;height:10px;overflow:hidden}progress::-webkit-progress-bar{background:#e6e7ee;border-radius:999px}progress::-webkit-progress-value{background:linear-gradient(90deg, var(--accent), #8b5cf6);border-radius:999px}progress::-moz-progress-bar{background:var(--accent);border-radius:999px}.crumbs{padding:14px 0 4px}.player-layout{gap:20px;display:grid}@media (width>=960px){.player-layout{grid-template-columns:minmax(0,1fr) 320px;align-items:start}}.video{aspect-ratio:16/9;border-radius:var(--radius);background:#000;margin-bottom:16px;overflow:hidden}.video iframe{border:0;width:100%;height:100%}.stage h1{margin-bottom:4px;font-size:1.5rem}.stage h1:focus{outline:none}.lesson-text{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);margin-top:12px;padding:18px}.lesson-text code{background:#f0f1f5;border-radius:5px;padding:1px 5px}.notice{background:var(--accent-soft);border-radius:var(--radius);flex-direction:column;align-items:flex-start;gap:10px;margin:16px 0;padding:16px;display:flex}.notice p{margin:0}.notice.success{background:var(--success-soft)}.lesson-actions{margin-top:16px}.pager{justify-content:space-between;gap:8px;margin-top:20px;display:flex}.outline{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px}.outline h3{margin:16px 0 6px;font-size:.95rem}.outline li{border-radius:8px;align-items:center;gap:8px;min-height:40px;padding:6px 8px;display:flex}.outline li.current{background:var(--accent-soft);font-weight:700}.outline a{color:var(--ink);text-decoration:none}.learning{gap:14px;padding:0;list-style:none;display:grid}.learning-item{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);gap:14px;padding:14px;display:flex}.learning-body{flex-direction:column;flex:1;gap:8px;min-width:0;display:flex}.learning-body h2{margin:0;font-size:1.1rem}.learning-body h2 a{color:var(--ink)}.learning-body p{margin:0}.certificate-page{padding-top:24px}.certificate{background:var(--surface);text-align:center;border:10px double #c9b27c;border-radius:6px;max-width:820px;margin:0 auto 20px;padding:32px 20px;font-family:Georgia,Times New Roman,Noto Naskh Arabic,serif}.certificate h1{color:#5c4a1c;font-size:clamp(1.5rem,5vw,2.3rem)}.cert-name{border-bottom:1px solid #c9b27c;margin:8px 0;padding:0 16px 4px;font-size:clamp(1.5rem,6vw,2.4rem);font-weight:700;display:inline-block}.cert-course{font-size:1.3rem;font-weight:700}.cert-course a{color:var(--ink);text-decoration:none}.cert-meta{flex-wrap:wrap;justify-content:center;gap:12px 40px;margin:20px 0 8px;display:flex}.cert-meta dt{color:var(--muted);text-transform:uppercase;letter-spacing:.05em;font-size:.8rem}.cert-meta dd{margin:0;font-weight:700}.code{letter-spacing:.1em;font-family:ui-monospace,Menlo,Consolas,monospace}@media print{.topbar,footer,.no-print,.skip{display:none!important}body,main{background:#fff}.certificate{margin-top:0}}.tabs{border-bottom:1px solid var(--line);gap:4px;margin-bottom:16px;display:flex;overflow-x:auto}.tabs [role=tab]{white-space:nowrap;background:0 0;border:0;border-bottom:3px solid #0000;border-radius:0}.tabs [role=tab][aria-selected=true]{border-bottom-color:var(--accent);color:var(--accent-ink)}.studio-list{gap:10px;margin:16px 0 0;padding:0;list-style:none;display:grid}.studio-list>li{background:var(--surface);border:1px solid var(--line);border-radius:12px;flex-wrap:wrap;align-items:center;gap:12px;padding:12px;display:flex}.studio-list>li>div{flex:1;min-width:0}.studio-list h3,.studio-list p{margin:0}.status{font-weight:700}.status.published{color:var(--success)}.status.draft{color:#8a5a00}.editor-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:12px;display:flex}.editor-head .page-title{margin:8px 0 4px}.section-editor{border:1px solid var(--line);background:#fbfbfd;border-radius:12px;margin-bottom:12px;padding:12px}.section-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:8px;display:flex}.section-head .inline-form{flex:240px}.lesson-row{border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:6px;padding:8px 0;display:flex}.add-lesson{margin-top:10px}.add-lesson summary{cursor:pointer;color:var(--accent-ink);align-items:center;min-height:44px;font-weight:700;display:flex}.lesson-form{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px}.cover-field{border:1px solid var(--line);border-radius:12px;gap:10px;min-width:0;padding:12px;display:grid}.cover-field legend{font-weight:700}footer{border-top:1px solid var(--line);background:var(--surface);color:var(--muted);flex-wrap:wrap;justify-content:space-between;gap:8px;padding:20px 16px;display:flex}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}