@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;500;600;700;800&display=swap');
:root{--red:#e30613;--red-dark:#b9040f;--red-soft:#fff1f2;--ink:#202124;--muted:#6b7075;--line:#e7e7e7;--bg:#fff;--soft:#f7f7f7;--dark:#1d1e20;--green:#1f8b5a;--green-soft:#ecf9f2;--amber:#d98d00;--amber-soft:#fff7e6;--shadow:0 16px 45px rgba(25,25,25,.08);--radius:16px;--container:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--bg);font-family:'Cairo','Segoe UI',Tahoma,Arial,sans-serif;line-height:1.7}body.locked{overflow:hidden}a{text-decoration:none;color:inherit}button,input,textarea,select{font:inherit}button{cursor:pointer}img{max-width:100%;display:block}.container{width:min(var(--container),calc(100% - 40px));margin:auto}.hidden{display:none!important}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
/* utility + header */
.utility{background:#f5f5f5;border-bottom:1px solid #ececec;font-size:12px;color:#575b60}.utility .inner{height:38px;display:flex;align-items:center;justify-content:space-between;gap:20px}.utility-links,.lang{display:flex;align-items:center;gap:16px}.utility a:hover,.lang button:hover{color:var(--red)}.lang button{border:0;background:transparent;color:inherit;padding:0;font-size:12px}.lang button.active{color:var(--red);font-weight:800}.header{background:#fff;position:sticky;top:0;z-index:100;border-bottom:1px solid #eee;transition:box-shadow .25s}.header.scrolled{box-shadow:0 8px 25px rgba(0,0,0,.07)}.nav-wrap{min-height:88px;display:flex;align-items:center;gap:25px}.logo{width:178px;flex:none}.nav{display:flex;align-items:center;justify-content:center;gap:4px;flex:1}.nav a,.nav button{border:0;background:transparent;padding:12px 13px;color:#303338;font-weight:700;font-size:14px;border-radius:10px}.nav a:hover,.nav a.active,.nav button:hover{color:var(--red);background:var(--red-soft)}.header-actions{display:flex;align-items:center;gap:8px}.btn{border:1px solid transparent;border-radius:10px;padding:10px 16px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:800;font-size:13px;transition:.2s}.btn-red{background:var(--red);color:#fff}.btn-red:hover{background:var(--red-dark);transform:translateY(-1px)}.btn-outline{border-color:#ddd;background:#fff;color:#333}.btn-outline:hover{border-color:var(--red);color:var(--red)}.btn-green{background:var(--green);color:#fff}.btn-soft{background:var(--red-soft);color:var(--red);border-color:#ffd2d6}.btn-ghost{background:transparent;border-color:transparent}.menu-btn{display:none;width:43px;height:43px;border:1px solid #ddd;background:#fff;border-radius:10px}.mobile-nav{display:none;border-top:1px solid #eee;padding:10px 0 14px}.mobile-nav.open{display:block}.mobile-nav a,.mobile-nav button{display:block;width:100%;text-align:right;padding:10px 12px;border-radius:8px;border:0;background:transparent;font-weight:800}.mobile-nav a:hover,.mobile-nav button:hover{background:var(--red-soft);color:var(--red)}
/* hero */
.hero{position:relative;min-height:650px;overflow:hidden;background:#222;color:#fff}.hero-slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transform:scale(1.04);transition:opacity 1s ease,transform 6s ease}.hero-slide.active{opacity:1;transform:scale(1)}.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.78),rgba(0,0,0,.36) 54%,rgba(0,0,0,.18))}.hero-content{position:relative;z-index:3;min-height:650px;display:flex;align-items:center}.hero-copy{max-width:760px;padding:60px 0}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#fff;font-size:12px;font-weight:800;letter-spacing:.03em;border:1px solid rgba(255,255,255,.3);background:rgba(0,0,0,.18);padding:7px 12px;border-radius:999px;backdrop-filter:blur(8px)}.eyebrow i{width:8px;height:8px;border-radius:50%;background:var(--red);display:block}.hero h1{font-size:clamp(34px,5vw,64px);line-height:1.15;margin:20px 0 15px;font-weight:800;letter-spacing:-1px}.hero p{font-size:clamp(14px,1.6vw,18px);max-width:700px;color:#f3f3f3;margin:0 0 28px}.hero-actions{display:flex;flex-wrap:wrap;gap:10px}.hero .btn-red,.hero .btn-light{padding:13px 22px}.hero .btn-light{background:#fff;color:#242424}.hero .btn-light:hover{background:#f2f2f2}.hero-bottom{position:absolute;z-index:5;left:0;right:0;bottom:25px}.hero-meta{display:flex;justify-content:space-between;align-items:end}.hero-caption{font-size:12px;color:rgba(255,255,255,.9);display:flex;align-items:center;gap:8px}.hero-caption span{width:7px;height:7px;border-radius:50%;background:#fff}.dots{display:flex;gap:7px;align-items:center}.dot{width:7px;height:7px;border:0;padding:0;border-radius:999px;background:rgba(255,255,255,.55);transition:.25s}.dot.active{width:27px;background:#fff}.hero-arrow{position:absolute;z-index:6;top:50%;transform:translateY(-50%);width:43px;height:43px;border-radius:50%;border:1px solid rgba(255,255,255,.4);background:rgba(0,0,0,.18);color:#fff;backdrop-filter:blur(8px);font-size:21px}.hero-arrow:hover{background:rgba(227,6,19,.85);border-color:transparent}.hero-prev{right:24px}.hero-next{left:24px}
/* sections */
.section{padding:88px 0}.section.soft{background:var(--soft)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:38px}.section-kicker{color:var(--red);font-size:12px;font-weight:800;margin-bottom:6px}.section-title{font-size:34px;line-height:1.2;margin:0;font-weight:800}.section-lead{max-width:720px;color:var(--muted);font-size:14px;margin:10px 0 0}.section-link{color:var(--red);font-size:13px;font-weight:800;white-space:nowrap}.section-link:hover{text-decoration:underline}
/* about */
.mission{background:linear-gradient(135deg,#54111b,#9e101c);color:#fff;position:relative;overflow:hidden}.mission:before{content:'';position:absolute;width:420px;height:420px;border:70px solid rgba(255,255,255,.05);border-radius:50%;left:-180px;top:-200px}.mission .section-kicker{color:#ffb8be}.mission .section-title{color:#fff}.mission .section-lead{color:rgba(255,255,255,.78);max-width:900px}.mission-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}.mission-card{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.14);border-radius:16px;padding:27px;min-height:210px;transition:.25s}.mission-card:hover{transform:translateY(-5px);background:rgba(255,255,255,.14)}.mission-icon{width:52px;height:52px;border-radius:14px;background:#fff;color:var(--red);display:grid;place-items:center;font-size:23px;margin-bottom:16px}.mission-card h3{margin:0 0 8px;font-size:19px}.mission-card p{margin:0;color:rgba(255,255,255,.76);font-size:13px}.feature-mini-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:18px}.feature-mini-grid>div{padding:14px 16px;border-radius:13px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1)}.feature-mini-grid b{display:block;font-size:11px;color:#fff;margin-bottom:3px}.feature-mini-grid span{display:block;font-size:10px;color:rgba(255,255,255,.67)}
/* course cards */
.course-toolbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:15px;margin-bottom:20px}.progress-wrap{min-width:220px;display:grid;gap:7px}.progress-label{display:flex;justify-content:space-between;font-size:11px;font-weight:800}.progress{height:8px;background:#ececec;border-radius:999px;overflow:hidden}.progress>span{display:block;height:100%;background:var(--red);border-radius:999px;transition:.35s}.course-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.course-card{background:#fff;border:1px solid var(--line);border-radius:15px;padding:22px;min-height:210px;display:flex;flex-direction:column;transition:.25s}.course-card:hover{transform:translateY(-5px);border-color:#f2a2a7;box-shadow:var(--shadow)}.course-no{color:var(--red);font-size:11px;font-weight:900}.course-card h3{font-size:17px;line-height:1.5;margin:12px 0 8px}.course-card p{font-size:12px;color:var(--muted);margin:0}.course-foot{margin-top:auto;padding-top:14px;display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);font-size:11px}.status-pill{padding:5px 8px;border-radius:999px;font-weight:900;font-size:10px}.status-complete{background:var(--green-soft);color:var(--green)}.status-progress{background:#fff5f5;color:var(--red)}.status-idle{background:#f5f5f5;color:#777}
/* gallery + ratings */
.gallery-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;grid-template-rows:220px 180px;gap:12px}.gallery-item{position:relative;border-radius:14px;overflow:hidden;background:#222}.gallery-item:first-child{grid-row:span 2}.gallery-item img{width:100%;height:100%;object-fit:cover;transition:.5s}.gallery-item:hover img{transform:scale(1.06)}.gallery-label{position:absolute;inset:auto 0 0;padding:42px 15px 12px;background:linear-gradient(transparent,rgba(0,0,0,.8));color:#fff;font-size:12px;font-weight:700}.ratings-shell{display:grid;grid-template-columns:1fr .8fr;gap:28px;align-items:start}.rating-stage{background:#fff;border:1px solid var(--line);border-radius:20px;padding:32px;min-height:310px;position:relative;overflow:hidden}.rating-slide{display:none}.rating-slide.active{display:block;animation:fade .4s ease}.quote-mark{font-size:58px;color:#f2c6ca;line-height:1;margin-bottom:6px}.rating-name{font-weight:900;font-size:18px}.rating-text{color:var(--muted);font-size:14px;max-width:700px}.rating-stars{color:#e3a800;letter-spacing:2px;font-size:16px}.rating-controls{display:flex;gap:8px;position:absolute;bottom:22px;left:28px}.rating-controls button{width:38px;height:38px;border-radius:10px;border:1px solid #ddd;background:#fff}.rating-controls button:hover{border-color:var(--red);color:var(--red)}.rating-form{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;position:sticky;top:110px}.rating-form h3{margin-top:0}.rating-note{font-size:11px;color:#8a8a8a}
/* footer */
.footer{background:#202020;color:#fff;padding:55px 0 0}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px;padding-bottom:35px}.footer-logo{width:168px;margin-bottom:14px}.footer p{color:#b9b9b9;font-size:12px;margin:0;max-width:440px}.footer h3{font-size:13px;margin:0 0 13px}.footer-links{display:grid;gap:8px}.footer-links a{font-size:11px;color:#b9b9b9}.footer-links a:hover{color:#fff}.copyright{border-top:1px solid #363636}.copyright .inner{min-height:52px;display:flex;align-items:center;justify-content:space-between;gap:20px;color:#888;font-size:10px}
/* views */
.app-view{display:none}.app-view.active{display:block}.page-hero{padding:58px 0 35px;background:linear-gradient(180deg,#fff,#fbfbfb);border-bottom:1px solid var(--line)}.page-hero .eyebrow{color:var(--red);background:var(--red-soft);border-color:#ffd4d8}.page-hero h1{font-size:42px;margin:14px 0 7px}.page-hero p{color:var(--muted);max-width:760px;margin:0}.page-body{padding:42px 0 80px}.back-row{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:24px}.breadcrumbs{font-size:11px;color:#888}.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
/* learning layout */
.learning-shell{display:grid;grid-template-columns:270px minmax(0,1fr);gap:20px;align-items:start}.learning-sidebar{position:sticky;top:108px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px}.sidebar-top{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:10px}.sidebar-top strong{font-size:13px}.topic-list{display:grid;gap:5px;max-height:calc(100vh - 265px);overflow:auto;padding-right:3px}.topic-link{display:flex;align-items:center;gap:8px;border:0;background:transparent;text-align:right;padding:9px 8px;border-radius:10px;font-size:11px;color:#5d6165}.topic-link:hover,.topic-link.active{background:var(--red-soft);color:var(--red);font-weight:800}.topic-num{width:24px;height:24px;border-radius:8px;background:#f2f2f2;display:grid;place-items:center;font-size:9px;font-weight:900;flex:none}.topic-link.active .topic-num{background:var(--red);color:#fff}.topic-link.done .topic-num{background:var(--green-soft);color:var(--green)}.learning-main{min-width:0}.topic-intro{display:grid;grid-template-columns:1fr .8fr;gap:20px;align-items:stretch;margin-bottom:20px}.topic-cover{border-radius:18px;overflow:hidden;min-height:270px;background:#222}.topic-cover img{width:100%;height:100%;object-fit:cover}.topic-head{background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px}.topic-head .kicker{color:var(--red);font-size:11px;font-weight:900}.topic-head h1{font-size:38px;line-height:1.25;margin:10px 0}.topic-head p{color:var(--muted);font-size:14px;margin:0}.source-tag{display:inline-flex;margin-top:15px;padding:6px 9px;border-radius:999px;background:#f5f5f5;color:#777;font-size:10px;font-weight:800}.lesson-stack{display:grid;gap:16px}.lesson-section h2{font-size:21px;margin:0 0 9px}.lesson-section p{font-size:13px;color:#52565a;margin:0 0 9px}.visual-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.visual-card{border:1px solid var(--line);border-radius:15px;overflow:hidden;background:#fff}.visual-card img{height:175px;width:100%;object-fit:cover}.visual-card .inner{padding:12px}.visual-card strong{display:block;font-size:12px}.visual-card span{font-size:10px;color:#888}.step-list{display:grid;gap:10px}.step{display:flex;gap:12px;align-items:flex-start;padding:12px;border:1px solid var(--line);border-radius:13px;background:#fff}.step-n{width:30px;height:30px;border-radius:10px;background:var(--red-soft);color:var(--red);display:grid;place-items:center;font-weight:900;font-size:11px;flex:none}.note,.warning{border-radius:14px;padding:15px 17px}.note{background:var(--green-soft);border:1px solid #bfe8d3}.warning{background:var(--amber-soft);border:1px solid #efd59e}.note strong,.warning strong{display:block;font-size:12px;margin-bottom:4px}.note p,.warning p{margin:0;color:#5c5c5c;font-size:12px}.media-card{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff}.media-poster{position:relative;background:#222;min-height:290px;display:grid;place-items:center}.media-poster img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55}.play{width:64px;height:64px;border-radius:50%;background:#fff;color:var(--red);display:grid;place-items:center;position:relative;z-index:2;border:0;font-size:24px}.media-meta{padding:15px}.media-meta h3{font-size:15px;margin:0 0 5px}.media-meta p{margin:0;color:var(--muted);font-size:11px}.video-badges{display:flex;gap:8px;flex-wrap:wrap;margin-top:9px}.video-badge{padding:4px 7px;border-radius:999px;background:#f5f5f5;font-size:9px;font-weight:900;color:#777}.quiz-wrap{border:1px solid var(--line);border-radius:18px;background:#fff;overflow:hidden}.quiz-top{display:flex;justify-content:space-between;gap:14px;padding:18px 20px;border-bottom:1px solid var(--line)}.quiz-body{padding:22px}.q-index{color:var(--red);font-size:10px;font-weight:900}.q-text{font-size:18px;line-height:1.55;margin:7px 0 16px;font-weight:800}.answers{display:grid;gap:9px}.answer{display:flex;align-items:center;gap:10px;padding:12px 14px;border:1px solid #ddd;border-radius:11px;background:#fff;text-align:right}.answer:hover{border-color:#ef9da3;background:#fff8f8}.answer.selected{border-color:var(--red);background:var(--red-soft)}.answer input{accent-color:var(--red)}.quiz-foot{display:flex;justify-content:space-between;gap:12px;padding:17px 20px;border-top:1px solid var(--line)}.result-box{background:#fbfbfb;border:1px solid var(--line);padding:18px;border-radius:14px}.pass{color:var(--green)}.fail{color:var(--red)}.completion-card{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 20px;border:1px solid #bfe8d3;background:var(--green-soft);border-radius:15px}.completion-card h3{margin:0;font-size:15px}.completion-card p{margin:4px 0 0;font-size:11px;color:#587467}.topic-nav{display:flex;justify-content:space-between;gap:12px;margin-top:20px}.sim-launch{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}
/* forms */
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.form-group{display:grid;gap:6px}.form-group.full{grid-column:1/-1}.form-group label{font-size:11px;font-weight:900}.form-group input,.form-group textarea,.form-group select{width:100%;border:1px solid #ddd;border-radius:10px;padding:11px 12px;outline:none;background:#fff}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{border-color:#ef8e95;box-shadow:0 0 0 3px #fff1f2}.form-group textarea{min-height:120px;resize:vertical}.helper{font-size:10px;color:#8a8a8a}.form-actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:15px}.volunteer-fields{display:none}.volunteer-fields.show{display:grid}
/* profile */
.profile-grid{display:grid;grid-template-columns:1fr .8fr;gap:18px}.profile-card h2,.profile-card h3{margin-top:0}.info-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.info{padding:13px;border:1px solid var(--line);border-radius:12px}.info small{display:block;color:#888;font-size:9px}.info strong{display:block;font-size:12px;margin-top:3px}.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.stat{border:1px solid var(--line);border-radius:13px;padding:14px}.stat small{color:#888;font-size:9px}.stat strong{display:block;font-size:24px}.attempts{display:grid;gap:8px}.attempt{display:flex;justify-content:space-between;gap:12px;border:1px solid var(--line);border-radius:11px;padding:10px 12px;font-size:11px}
/* auth */
.auth-shell{max-width:860px;margin:0 auto}.auth-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:var(--shadow)}.auth-tabs{display:flex;gap:8px;margin-bottom:18px}.auth-tab{border:1px solid #ddd;background:#fff;padding:10px 14px;border-radius:10px;font-weight:800;font-size:12px}.auth-tab.active{background:var(--red-soft);border-color:#ffc5ca;color:var(--red)}.auth-message{padding:11px 13px;border-radius:10px;background:#f8f8f8;color:#666;font-size:11px;margin-bottom:14px}.auth-message.success{background:var(--green-soft);color:#4f6f61}.auth-message.error{background:#fff1f2;color:#a51a25}.demo-box{background:#fafafa;border:1px dashed #ccc;border-radius:13px;padding:12px;font-size:10px;color:#666;margin-top:12px}
/* simulator */
.sim-shell{display:grid;grid-template-columns:.7fr 1.3fr;gap:20px;align-items:start}.sim-card{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden}.sim-top{padding:18px 20px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:15px;align-items:center}.sim-progress{height:7px;background:#eee}.sim-progress span{display:block;height:100%;background:var(--green);transition:.1s;width:100%}.sim-question{padding:28px}.sim-meta{display:flex;justify-content:space-between;gap:12px;font-size:10px;color:#888}.timer-num{font-weight:900;color:var(--green);font-size:18px}.sim-question h2{font-size:24px;line-height:1.45;margin:15px 0}.sim-options{display:grid;gap:10px}.sim-option{padding:13px;border:1px solid #ddd;border-radius:12px;background:#fff;text-align:right}.sim-option:hover{border-color:#ef9da3;background:#fff8f8}.sim-side{display:grid;gap:14px}.score-card{padding:20px}.score-main{font-size:42px;font-weight:900}.streak{display:inline-flex;padding:6px 9px;border-radius:999px;background:#fff5d6;color:#9a6700;font-size:10px;font-weight:900}.sim-img{border-radius:15px;overflow:hidden;height:220px}.sim-img img{width:100%;height:100%;object-fit:cover}.disclaimer{font-size:10px;color:#777;line-height:1.8}
/* admin */
.admin-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:18px}.admin-stat{border:1px solid var(--line);background:#fff;border-radius:14px;padding:15px}.admin-stat small{display:block;color:#888;font-size:9px}.admin-stat strong{font-size:25px}.admin-panel{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px}.admin-nav{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:16px}.admin-tab{border:1px solid #ddd;background:#fff;padding:9px 12px;border-radius:10px;font-size:11px;font-weight:900}.admin-tab.active{background:var(--red-soft);color:var(--red);border-color:#ffd0d4}.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse;min-width:760px}.table th,.table td{padding:11px 10px;border-bottom:1px solid #eee;text-align:right;font-size:10px;white-space:nowrap}.table th{color:#777;font-weight:900}.row-actions{display:flex;gap:6px}.tiny-btn{border:1px solid #ddd;background:#fff;border-radius:8px;padding:6px 8px;font-size:9px;font-weight:900}.tiny-btn:hover{border-color:var(--red);color:var(--red)}.tiny-btn.good:hover{border-color:var(--green);color:var(--green)}.editor-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:18px}.search{display:flex;gap:8px}.search input{flex:1;border:1px solid #ddd;border-radius:9px;padding:9px 10px}
/* responsive */
@media(max-width:1050px){.nav{display:none}.header-actions{margin-inline-start:auto}.menu-btn{display:block}.footer-grid{grid-template-columns:repeat(2,1fr)}.course-grid{grid-template-columns:repeat(3,1fr)}.learning-shell{grid-template-columns:220px minmax(0,1fr)}.profile-grid,.ratings-shell,.sim-shell{grid-template-columns:1fr}.rating-form{position:static}.admin-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.container{width:min(var(--container),calc(100% - 26px))}.utility .inner{height:auto;min-height:38px;padding:7px 0}.utility-links{gap:10px;flex-wrap:wrap}.logo{width:150px}.nav-wrap{min-height:76px}.header-actions .btn-outline{display:none}.hero,.hero-content{min-height:590px}.hero-copy{padding:45px 0}.hero h1{font-size:40px}.hero-bottom{bottom:16px}.hero-prev{right:10px}.hero-next{left:10px}.section{padding:60px 0}.section-head{align-items:flex-start;flex-direction:column}.mission-grid,.course-grid,.grid-3,.grid-2,.visual-strip,.form-grid,.feature-mini-grid{grid-template-columns:1fr}.gallery-grid{grid-template-columns:1fr 1fr;grid-template-rows:180px 180px 180px}.gallery-item:first-child{grid-row:span 2}.footer-grid{grid-template-columns:1fr}.copyright .inner{flex-direction:column;align-items:flex-start;padding:10px 0}.learning-shell{grid-template-columns:1fr}.learning-sidebar{position:static}.topic-list{max-height:260px}.topic-intro{grid-template-columns:1fr}.topic-cover{min-height:200px}.topic-head h1{font-size:30px}.profile-grid{grid-template-columns:1fr}.info-grid,.stat-row{grid-template-columns:1fr 1fr}.page-hero h1{font-size:33px}.editor-grid{grid-template-columns:1fr}.admin-grid{grid-template-columns:1fr 1fr}}
@media(max-width:480px){.hero h1{font-size:33px}.hero p{font-size:13px}.gallery-grid{grid-template-columns:1fr;grid-template-rows:200px}.gallery-item:first-child{grid-row:span 1}.info-grid,.stat-row,.admin-grid{grid-template-columns:1fr}.topic-nav{flex-direction:column}.sim-question h2{font-size:20px}}
@keyframes fade{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}

/* V12 additions */
.hero-slide{background-repeat:no-repeat}.hero-arrow{display:grid;place-items:center;cursor:pointer}.hero-arrow:focus-visible,.btn:focus-visible,.nav a:focus-visible,.topic-link:focus-visible{outline:3px solid rgba(227,6,19,.28);outline-offset:3px}
.intro-video-shell{margin-top:26px;background:#fff;border:1px solid rgba(255,255,255,.18);border-radius:20px;overflow:hidden;box-shadow:0 20px 55px rgba(0,0,0,.2);max-width:1040px}.intro-video-frame{position:relative;aspect-ratio:16/9;background:#151515;overflow:hidden}.intro-video-frame>img{width:100%;height:100%;object-fit:cover;opacity:.9}.intro-video-play{position:absolute;inset:0;margin:auto;width:78px;height:78px;border-radius:50%;border:0;background:#fff;color:var(--red);font-size:30px;display:grid;place-items:center;box-shadow:0 8px 25px rgba(0,0,0,.25)}.intro-video-frame iframe{width:100%;height:100%;border:0;position:absolute;inset:0}.intro-video-meta{padding:15px 20px;color:var(--ink)}.intro-video-meta h3{margin:0 0 4px;font-size:17px}.intro-video-meta p{margin:0;color:var(--muted);font-size:12px}.feature-mini-grid{display:none!important}
.nav-simulator{color:var(--red)!important}.developer-card{display:grid;grid-template-columns:1fr 1fr;gap:24px}.developer-profile{background:linear-gradient(145deg,#fff,#fff5f5);border:1px solid #f3d5d8}.developer-name{font-size:27px;color:var(--red);font-weight:900;margin:0}.developer-role{font-weight:800;margin:4px 0 12px}.contact-method{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px;border:1px solid var(--line);border-radius:13px;margin-top:10px}.contact-method small{display:block;color:var(--muted)}
.gallery-item{min-height:150px}.gallery-item img{object-fit:cover}
.learning-shell{grid-template-columns:270px minmax(0,1fr);transition:grid-template-columns .25s}.learning-shell.sidebar-collapsed{grid-template-columns:0 minmax(0,1fr);gap:0}.learning-shell.sidebar-collapsed .learning-sidebar{width:0;padding:0;border:0;overflow:hidden;opacity:0}.sidebar-toggle{width:34px;height:34px;border:1px solid #ddd;background:#fff;border-radius:9px;font-weight:900}.learning-sidebar{transition:width .25s,opacity .2s,padding .25s}.topic-intro.no-cover{grid-template-columns:1fr}.topic-cover.hidden{display:none}.topic-body-copy{font-size:15px!important;line-height:2!important;font-weight:600!important;color:#34383c!important;white-space:pre-wrap}.content-blocks{display:grid;gap:16px}.content-block-image{margin:12px 0 18px;border-radius:14px;overflow:hidden;border:1px solid var(--line);background:#f5f5f5}.content-block-image img{width:100%;max-height:560px;object-fit:contain;background:#f7f7f7}.content-block-image figcaption{padding:12px 15px}.content-block-image figcaption strong{display:block;font-size:13px}.content-block-image figcaption span{display:block;color:var(--muted);font-size:12px;margin-top:3px}.step-group{padding:18px;border:1px solid var(--line);border-radius:16px;background:#fff}.step-group h3{margin:0 0 12px;font-size:17px}.step{align-items:flex-start}.step-media{max-width:360px;margin-top:10px;border-radius:12px;overflow:hidden}.step-media img{max-height:220px;width:100%;object-fit:cover}.empty-content{display:none!important}.topic-quiz-section{margin-top:18px}.topic-result-excellent{font-size:20px;color:#c08a00;font-weight:900}.topic-result-star{color:#e0a400;font-size:24px}.topic-nav{margin-top:22px}.topic-nav button{min-width:150px}
.course-order-card{border:1px solid #f2c2c6;background:#fff8f8}.course-order-card .course-no{display:flex;align-items:center;gap:6px}.course-card.locked-card{opacity:.92}.course-card .locked-label{font-size:10px;color:#8b6d6d}.assessment-confirm{max-width:820px;margin:auto}.assessment-question-image{max-height:320px;width:100%;object-fit:contain;border-radius:12px;background:#f7f7f7;margin:10px 0 16px}.assessment-disclaimer{background:#f6f7f8;border:1px solid #e8eaed;padding:13px 15px;border-radius:12px;color:#62676c;font-size:12px}.assessment-progress{height:7px;border-radius:100px;background:#eee;overflow:hidden}.assessment-progress>span{display:block;height:100%;background:var(--red)}
.sim-shell{grid-template-columns:290px minmax(0,1fr)}.sim-leaderboard{margin-top:16px}.leader-row{display:grid;grid-template-columns:44px minmax(0,1fr) auto;align-items:center;gap:10px;padding:12px 10px;border-bottom:1px solid #eee}.leader-row:last-child{border-bottom:0}.leader-medal{font-size:23px;text-align:center}.leader-rank{font-size:12px;font-weight:900;color:#777}.leader-name{font-size:12px;font-weight:800;overflow-wrap:anywhere}.leader-score{font-size:13px;font-weight:900;color:var(--red);white-space:nowrap}.sim-countdown{position:fixed;inset:0;z-index:300;background:rgba(18,18,18,.91);display:grid;place-items:center;color:#fff}.sim-countdown.hidden{display:none}.sim-countdown-number{font-size:clamp(90px,22vw,180px);font-weight:900;line-height:1;animation:countPop .8s ease}.sim-countdown-label{font-size:18px;font-weight:800;letter-spacing:2px}@keyframes countPop{0%{opacity:0;transform:scale(.55)}45%{opacity:1;transform:scale(1.08)}100%{opacity:1;transform:scale(1)}}
.admin-panel{overflow:hidden}.admin-nav{flex-wrap:wrap}.admin-tab{white-space:nowrap}.admin-section-title{margin:0 0 12px}.admin-card{border:1px solid var(--line);border-radius:14px;padding:15px;margin:12px 0;background:#fff}.admin-row{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.admin-image-preview{width:100%;max-height:170px;object-fit:cover;border:1px solid var(--line);border-radius:10px;margin:8px 0}.admin-image-field{display:grid;gap:7px}.admin-question{border:1px solid var(--line);border-radius:13px;padding:15px;margin:12px 0}.admin-question-image{width:130px;height:90px;object-fit:cover;border-radius:8px}.admin-help{font-size:11px;color:#777;line-height:1.8}.admin-preview-banner{background:#fff7e6;color:#815800;border:1px solid #f0d79b;border-radius:12px;padding:12px 15px;margin-bottom:15px;font-size:12px}.block-editor{border:1px solid var(--line);border-radius:14px;padding:14px;margin:12px 0;background:#fafafa}.block-editor-head{display:flex;align-items:center;justify-content:space-between;gap:8px}.inline-actions{display:flex;gap:6px;flex-wrap:wrap}.tiny-btn{cursor:pointer}.status-draft{background:#fff5e4;color:#8b6300}.status-published{background:#eaf8f0;color:#187248}.hidden-file{display:none}.upload-label{display:inline-flex;align-items:center;gap:6px;padding:8px 12px;border:1px dashed #d3a1a5;border-radius:9px;background:#fff7f8;color:#9d1620;font-size:11px;font-weight:800;cursor:pointer}.admin-form-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.admin-grid{grid-template-columns:repeat(4,1fr)}
.rating-note{display:block}.form-group input:invalid:not(:placeholder-shown){border-color:#d95d66}.form-error{color:#b4232d;font-size:11px;margin-top:4px}.form-group textarea{line-height:1.8}.assessment-result-list{display:grid;gap:7px;margin-top:14px}.assessment-result-item{display:flex;justify-content:space-between;gap:12px;padding:9px 12px;border:1px solid var(--line);border-radius:10px;font-size:11px}
@media(max-width:1050px){.learning-shell{grid-template-columns:220px minmax(0,1fr)}.sim-shell{grid-template-columns:1fr}.admin-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.developer-card{grid-template-columns:1fr}.learning-shell{grid-template-columns:1fr}.learning-shell.sidebar-collapsed{grid-template-columns:1fr}.learning-shell.sidebar-collapsed .learning-sidebar{display:none}.learning-sidebar{width:auto!important;opacity:1!important}.topic-cover{min-height:200px}.admin-grid{grid-template-columns:1fr 1fr}.leader-row{grid-template-columns:36px minmax(0,1fr) auto}.intro-video-play{width:60px;height:60px}}
@media(max-width:480px){.admin-grid{grid-template-columns:1fr}.hero-arrow{width:36px;height:36px}.topic-nav{flex-direction:column}.topic-nav button{width:100%}}

/* Remote Admin visual editors — API-backed, no raw JSON editing */
.editor-toolbar{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 16px;padding:12px;border:1px dashed #e2b7bb;border-radius:12px;background:#fff8f8}
.remote-editor-item{position:relative;background:#fff;border:1px solid #e5e7eb;border-radius:13px;padding:14px;margin:12px 0}
.remote-editor-item .form-group{min-width:0}
.option-editor-row{display:grid;grid-template-columns:115px minmax(0,1fr) auto;align-items:end;gap:10px;padding:10px;margin:8px 0;border:1px solid #ececec;border-radius:11px;background:#fff}
.correct-option{display:flex;align-items:center;gap:7px;min-height:42px;font-size:11px;font-weight:800;color:#187248;white-space:nowrap}
.correct-option input{accent-color:#187248;width:17px;height:17px}
.remote-editor-item [data-admin-media-preview]{display:block;width:min(100%,360px);max-height:190px;object-fit:contain;background:#f7f7f7;border:1px solid #eee;border-radius:10px;margin-top:9px}
.remote-editor-item textarea{min-height:92px}
@media(max-width:640px){.option-editor-row{grid-template-columns:1fr auto}.option-editor-row .form-group{grid-column:1/-1;grid-row:2}.correct-option{grid-column:1}.editor-toolbar .btn{flex:1 1 140px}.remote-editor-item{padding:10px}}