@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');
:root{--bg:#0c1117;--panel:#141c25;--panel2:#19232e;--line:#283543;--text:#edf3f7;--muted:#9aa9b8;--amber:#ffb13b;--amber2:#ffd078;--red:#ff6b62;--blue:#73b9ff;--green:#71d6a3;--radius:20px;--shadow:0 18px 55px #0004}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(ellipse at 80% -15%,#263542 0,transparent 42%),var(--bg);color:var(--text);font-family:'DM Sans',system-ui,sans-serif;font-size:16px;line-height:1.6}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--amber);outline-offset:3px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.topbar{height:82px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(18px,5vw,76px);border-bottom:1px solid #ffffff0d;background:#0c1117e8;backdrop-filter:blur(18px);position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:11px;font-family:'Space Grotesk',sans-serif;font-size:21px;font-weight:700;letter-spacing:-.8px}.brand-mark{width:39px;height:39px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(135deg,var(--amber),#ff8a2b);color:#171a1d;font-size:13px;font-weight:800;letter-spacing:-.5px}.brand-accent{color:var(--amber)}.brand small{display:block;color:var(--muted);font:600 8px 'DM Sans',sans-serif;letter-spacing:1.5px;margin-top:-2px}.main-nav{display:flex;align-items:center;gap:28px;color:#bdc8d1;font-size:13px;font-weight:600}.main-nav a:hover{color:var(--amber2)}.nav-pill{border:1px solid #ffb13b77;border-radius:999px;padding:9px 15px;color:var(--amber)!important}.menu-toggle{display:none;background:none;color:var(--text);border:1px solid var(--line);border-radius:9px;padding:8px 12px}.page-shell{width:min(1240px,calc(100% - 44px));margin:0 auto;min-height:65vh}.hero{min-height:570px;display:grid;grid-template-columns:1fr .9fr;align-items:center;gap:35px;padding:64px 0 76px}.hero-copy{position:relative;z-index:1}.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--amber);font-size:10px;font-weight:700;letter-spacing:1.8px;text-transform:uppercase}.pulse-dot,.label-dot{width:7px;height:7px;display:inline-block;border-radius:50%;background:var(--green);box-shadow:0 0 14px #71d6a388}.hero h1,.auth-intro h1{font:600 clamp(44px,6vw,76px)/1.04 'Space Grotesk',sans-serif;letter-spacing:-3.4px;margin:22px 0}.gradient-text{background:linear-gradient(90deg,#ffce75,#ff9b34);color:transparent;background-clip:text;-webkit-background-clip:text}.hero-copy>p,.auth-intro>p{max-width:520px;color:#aab7c4;font-size:16px;line-height:1.8}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:29px}.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:46px;padding:12px 18px;border:1px solid transparent;border-radius:11px;cursor:pointer;font-size:13px;font-weight:700;transition:transform .18s,border-color .18s,background .18s}.button:hover{transform:translateY(-2px)}.button-primary{background:var(--amber);color:#171a1e;box-shadow:0 8px 24px #ffb13b22}.button-primary:hover{background:var(--amber2)}.button-quiet{background:#ffffff05;border-color:var(--line);color:var(--text)}.button-danger{background:#ff6b6215;border-color:#ff6b6255;color:#ff928b}.button-small{min-height:31px;padding:6px 9px;font-size:11px;border-radius:8px}.button-full{width:100%;margin-top:7px}.hero-meta{display:flex;align-items:center;gap:13px;margin-top:30px;color:#8796a5;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:1px}.hero-meta i{width:3px;height:3px;border-radius:50%;background:#5d6a76}.hero-art{height:420px;position:relative;overflow:hidden;border:1px solid #6679872c;border-radius:27px;background:linear-gradient(160deg,#1a2b37,#0d151d 67%);box-shadow:var(--shadow);isolation:isolate}.art-glow{position:absolute;inset:0;background:radial-gradient(ellipse at 70% 55%,#f58e2b24,transparent 48%)}.plant-grid{position:absolute;inset:0;background-image:linear-gradient(#a9bac00c 1px,transparent 1px),linear-gradient(90deg,#a9bac00c 1px,transparent 1px);background-size:34px 34px;mask-image:linear-gradient(to bottom,black,transparent)}.plant-sun{position:absolute;width:140px;height:140px;right:70px;top:70px;border-radius:50%;background:radial-gradient(circle,#ffc76c 0,#f68d36 38%,#ff7e2800 70%);opacity:.8}.plant-building{position:absolute;bottom:0;border:1px solid #74899955;background:linear-gradient(145deg,#344653,#192630);clip-path:polygon(0 16%,15% 16%,15% 0,33% 0,33% 16%,100% 16%,100% 100%,0 100%)}.building-one{left:7%;width:45%;height:46%}.building-two{left:39%;width:47%;height:36%;background:linear-gradient(145deg,#394b56,#202c35)}.building-three{right:4%;width:24%;height:59%;clip-path:polygon(0 20%,18% 20%,18% 0,45% 0,45% 20%,100% 20%,100% 100%,0 100%)}.plant-stack{position:absolute;bottom:39%;width:32px;height:43%;background:linear-gradient(90deg,#5b6c77,#263843);border:1px solid #80929a55;border-bottom:0;z-index:1}.plant-stack:before{content:'';position:absolute;top:-12px;left:-5px;width:40px;height:13px;background:#526570;border:1px solid #80929a55;border-radius:4px 4px 0 0}.plant-stack b{position:absolute;inset:20% 5px 0;background:repeating-linear-gradient(0deg,transparent 0 27px,#ffad3caa 28px 31px)}.stack-one{left:30%;height:50%;bottom:30%}.stack-two{left:60%;height:39%;bottom:34%;width:25px}.plant-pipe{position:absolute;left:16%;bottom:29%;width:73%;height:22px;border:4px solid #8c9da1;border-left:0;border-radius:0 18px 18px 0;z-index:2}.plant-pipe:after{content:'';position:absolute;right:17%;top:-42px;width:10px;height:42px;background:#91a0a5}.art-label{position:absolute;z-index:3;padding:9px 12px;border:1px solid #d4e2e31c;border-radius:9px;background:#111b24d9;backdrop-filter:blur(8px);font-size:9px;letter-spacing:1px;font-weight:700}.label-top{top:25px;left:24px;display:flex;align-items:center;gap:9px}.label-bottom{bottom:19px;right:20px;color:#c7d2d8}.label-bottom span{color:var(--amber);margin-right:8px}.section-block{padding:34px 0 72px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:26px}.section-heading h2,.panel h2{font:600 clamp(27px,3.5vw,38px)/1.2 'Space Grotesk',sans-serif;letter-spacing:-1px;margin:8px 0 0}.section-heading>p{max-width:390px;color:var(--muted);font-size:13px;margin:0 0 3px}.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.feature-card,.category-card{position:relative;overflow:hidden;background:linear-gradient(145deg,#18222c,#121921);border:1px solid var(--line);border-radius:17px;padding:24px;transition:transform .2s,border-color .2s}.feature-card:hover,.category-card:hover{transform:translateY(-4px);border-color:#ffb13b70}.feature-icon{width:43px;height:43px;border-radius:13px;display:grid;place-items:center;font-size:23px;margin-bottom:25px}.icon-amber{background:#ffb13b17;color:var(--amber)}.icon-red{background:#ff6b6218;color:var(--red)}.icon-blue{background:#73b9ff18;color:var(--blue)}.card-kicker{font-size:9px;letter-spacing:1.5px;color:#718293;font-weight:700}.feature-card h3{font:600 21px 'Space Grotesk',sans-serif;margin:10px 0}.feature-card p,.category-card p{color:var(--muted);font-size:13px;line-height:1.8;min-height:69px}.feature-card>a{display:inline-flex;gap:10px;color:var(--amber);font-size:12px;font-weight:700;margin-top:14px}.safety-note{display:flex;gap:16px;align-items:flex-start;margin:8px 0 68px;padding:20px 22px;border:1px solid #ffb13b38;border-radius:15px;background:linear-gradient(100deg,#ffb13b0b,transparent)}.safety-symbol{flex:0 0 35px;height:35px;display:grid;place-items:center;border-radius:10px;background:#ffb13b20;color:var(--amber);font-weight:800}.safety-note strong{font-size:13px}.safety-note p{margin:4px 0 0;color:var(--muted);font-size:12px;line-height:1.8}.site-footer{padding:30px clamp(22px,5vw,76px);border-top:1px solid #ffffff12;color:var(--muted);font-size:11px}.site-footer>div{display:flex;align-items:center;gap:14px;color:var(--text)}.site-footer>div strong{font:700 17px 'Space Grotesk'}.site-footer>div span{color:var(--amber)}.site-footer p{max-width:900px;line-height:1.7}.site-footer small{color:#72818e}.auth-layout{display:grid;grid-template-columns:.9fr 1fr;gap:clamp(35px,7vw,95px);align-items:start;padding:65px 0 90px}.auth-intro{padding-top:45px}.auth-intro h1{font-size:clamp(39px,5vw,60px);letter-spacing:-2.5px}.auth-points{display:grid;gap:13px;margin-top:28px;color:#c6d1d9;font-size:13px}.auth-points span::first-letter{color:var(--green)}.form-card{background:linear-gradient(145deg,#17212b,#111820);border:1px solid var(--line);border-radius:20px;padding:clamp(22px,3vw,35px);box-shadow:var(--shadow);min-width:0}.form-heading{margin-bottom:23px}.form-heading h2,.form-card>h1{font:600 29px 'Space Grotesk';margin:8px 0 3px}.form-heading p,.muted-note{font-size:12px;color:var(--muted);margin:0}.form-card form,.stack-form{display:grid;gap:15px}.form-card label,.stack-form label{display:grid;gap:7px;font-size:12px;color:#d1dbe2;font-weight:600;min-width:0}.form-card input,.form-card select,.form-card textarea,.stack-form input,.stack-form select,.stack-form textarea{width:100%;min-width:0;background:#0b1117;border:1px solid #344351;border-radius:9px;color:var(--text);padding:12px 13px;font-size:13px}.form-card input,.form-card select,.stack-form input,.stack-form select{min-height:44px}.form-card textarea,.stack-form textarea{resize:vertical}.form-card input::placeholder,.stack-form input::placeholder{color:#617180}.form-card small{font-size:10px;color:#8494a2;font-weight:400}.form-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.form-foot{text-align:center;color:var(--muted);font-size:12px;margin:5px 0 0}.form-foot a,.muted-note a{color:var(--amber)}.muted-note{line-height:1.7;margin-top:20px}.login-card{max-width:500px;width:100%;justify-self:end}.mini-stat-row{display:flex;gap:24px;margin-top:36px}.mini-stat-row div{display:grid;gap:4px}.mini-stat-row strong{font-size:10px;letter-spacing:1.3px;color:var(--amber)}.mini-stat-row span{font-size:11px;color:var(--muted)}.notice{padding:13px 16px;border:1px solid var(--line);border-radius:11px;margin:20px 0;font-size:13px}.notice ul{margin:0;padding-left:20px}.notice-error{background:#ff6b6212;border-color:#ff6b624c;color:#ffb2ad}.notice-success{background:#71d6a311;border-color:#71d6a344;color:#9ae5bc}.notice-info{background:#73b9ff12;border-color:#73b9ff44;color:#b9dcff}.page-heading{padding:56px 0 30px;max-width:820px}.page-heading h1,.dashboard-welcome h1{font:600 clamp(34px,5vw,52px)/1.13 'Space Grotesk';letter-spacing:-1.8px;margin:12px 0}.page-heading>p,.dashboard-welcome p{color:var(--muted);max-width:720px;font-size:14px;line-height:1.8}.category-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;padding-bottom:65px}.category-card{display:flex;flex-direction:column;min-height:240px}.category-number{position:absolute;right:20px;top:17px;font:600 12px 'Space Grotesk';color:#657584}.category-icon{display:grid;place-items:center;width:44px;height:44px;border-radius:13px;background:#ffb13b16;color:var(--amber);font-size:22px;margin-bottom:18px}.category-card h2{font:600 20px 'Space Grotesk';margin:0}.category-card p{min-height:50px;margin:8px 0 20px}.category-footer{display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding-top:15px;border-top:1px solid var(--line);color:#9daab6;font-size:11px}.category-footer span{color:var(--amber);font-size:17px}.empty-state{text-align:center;padding:65px 25px;margin:15px 0 70px;border:1px dashed #3b4a58;border-radius:18px;background:#ffffff03}.empty-icon{font-size:35px;color:var(--amber)}.empty-state h1,.empty-state h2{font:600 25px 'Space Grotesk';margin:8px}.empty-state p{max-width:600px;margin:0 auto 20px;color:var(--muted);font-size:13px}.back-link{display:inline-block;color:var(--amber);font-size:12px;font-weight:700;margin-bottom:23px}.lesson-content{max-width:850px;margin:45px auto 75px}.lesson-content h1{font:600 clamp(32px,5vw,48px)/1.2 'Space Grotesk';letter-spacing:-1.5px;margin:12px 0}.lesson-summary{font-size:16px;color:#aab7c4}.lesson-body{padding:25px 0;font-size:15px;line-height:1.95;color:#d1dbe2;white-space:normal}.source-note{border-left:3px solid var(--amber);padding:12px 15px;background:#ffb13b0b;color:var(--muted);font-size:12px;margin:20px 0}.lesson-list{display:grid;gap:10px;padding-bottom:70px}.lesson-row{display:flex;align-items:center;gap:15px;padding:18px;border:1px solid var(--line);border-radius:13px;background:#ffffff03}.lesson-row:hover{border-color:#ffb13b66}.lesson-row-icon{width:40px;height:40px;flex:0 0 40px;display:grid;place-items:center;border-radius:11px;background:#73b9ff16;color:var(--blue)}.lesson-row>span:nth-child(2){flex:1;min-width:0}.lesson-row strong,.lesson-row small{display:block}.lesson-row strong{font-size:14px}.lesson-row small{color:var(--muted);font-size:11px;margin-top:3px}.row-arrow{font-size:19px;color:var(--amber)}.dashboard-welcome{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:55px 0 30px}.dashboard-welcome h1{font-size:clamp(31px,4vw,44px)}.dashboard-welcome p{margin-bottom:0}.status-chip{white-space:nowrap;display:flex;align-items:center;gap:9px;border:1px solid #71d6a344;border-radius:999px;padding:9px 13px;font-size:11px;color:#9ae5bc}.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px;margin-bottom:35px}.stat-card{padding:20px;border:1px solid var(--line);border-radius:14px;background:linear-gradient(145deg,#18222c,#111820);min-width:0}.stat-card>span{display:block;font-size:9px;letter-spacing:1.1px;color:#91a0ad;font-weight:700}.stat-card strong{display:block;font:600 34px 'Space Grotesk';margin:9px 0 1px}.stat-card small{font-size:10px;color:#71818f}.dashboard-welcome+.stats-grid+.section-block{padding-top:10px}.progress-columns,.admin-two-col{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;padding-bottom:70px}.panel{padding:24px;border:1px solid var(--line);border-radius:16px;background:#151e27;margin-bottom:18px;min-width:0}.panel h2{font-size:22px;margin:0 0 18px}.panel h3{font:600 16px 'Space Grotesk';margin:26px 0 12px}.history-row{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:12px 0;border-bottom:1px solid #ffffff0c;font-size:12px}.history-row:last-child{border-bottom:0}.history-row small{display:block;color:var(--muted);font-size:10px;margin-top:3px}.status-tag{display:inline-block;padding:4px 7px;border-radius:6px;background:#ffffff0b;color:#aab7c4;font-size:10px}.status-active,.status-approved,.status-completed{background:#71d6a315;color:#8ce0b1}.status-pending,.status-draft,.status-in_review{background:#ffb13b18;color:#ffd078}.status-rejected,.status-suspended,.status-archived{background:#ff6b6215;color:#ff928b}.profile-panel{display:flex;gap:28px;align-items:flex-start;max-width:760px}.profile-avatar{display:grid;place-items:center;flex:0 0 64px;height:64px;border-radius:18px;background:linear-gradient(135deg,var(--amber),#ff8a2b);color:#171a1d;font:700 28px 'Space Grotesk'}.profile-details{display:grid;grid-template-columns:150px 1fr;gap:12px 20px;margin:0;width:100%;font-size:13px}.profile-details dt{color:var(--muted)}.profile-details dd{margin:0;overflow-wrap:anywhere}.filter-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}.filter-tabs a{padding:8px 12px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:11px}.filter-tabs a.active{background:#ffb13b19;border-color:#ffb13b66;color:var(--amber)}.table-wrap{width:100%;overflow-x:auto;border:1px solid var(--line);border-radius:12px;margin-bottom:60px}.data-table{width:100%;border-collapse:collapse;min-width:760px;font-size:12px}.data-table th,.data-table td{padding:13px 14px;border-bottom:1px solid #ffffff0d;text-align:left;vertical-align:top}.data-table th{font-size:9px;letter-spacing:1px;color:#90a0ae;text-transform:uppercase;background:#ffffff04}.data-table tr:last-child td{border-bottom:0}.data-table td small{display:block;color:var(--muted);font-size:10px;margin-top:4px}.action-stack form,.inline-actions{display:flex;flex-wrap:wrap;gap:5px}.admin-link-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;padding-bottom:65px}.admin-link-card{display:grid;gap:8px;padding:20px;border:1px solid var(--line);border-radius:14px;background:#ffffff03}.admin-link-card:hover{border-color:#ffb13b66}.admin-link-card strong{font:600 17px 'Space Grotesk'}.admin-link-card span{font-size:12px;color:var(--muted);line-height:1.7}.chip-list{display:flex;flex-wrap:wrap;gap:8px}.topic-chip{padding:9px 12px;border:1px solid var(--line);border-radius:9px;font-size:12px}.topic-chip small{display:block;color:var(--muted);font-size:9px}.admin-stats{grid-template-columns:repeat(4,minmax(0,1fr))}.installer-card{max-width:650px;margin:45px auto 75px}.installer-card .notice{font-size:11px;overflow-wrap:anywhere}
@media(max-width:900px){.hero{grid-template-columns:1fr .8fr;gap:22px}.hero h1{font-size:56px}.hero-art{height:360px}.main-nav{gap:15px}.category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.admin-link-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.stats-grid,.admin-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.auth-layout{gap:30px}.section-heading{align-items:start;flex-direction:column;gap:10px}}
@media(max-width:680px){.topbar{height:70px;padding:0 18px}.brand{font-size:19px}.brand-mark{width:36px;height:36px}.menu-toggle{display:block}.main-nav{display:none;position:absolute;top:69px;left:0;right:0;padding:14px 18px 20px;background:#111820;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0}.main-nav.nav-open{display:flex}.main-nav a{padding:12px 5px;border-bottom:1px solid #ffffff0b}.main-nav .nav-pill{margin-top:9px;text-align:center;border:1px solid #ffb13b77}.page-shell{width:calc(100% - 32px)}.hero{display:flex;flex-direction:column;align-items:stretch;gap:30px;padding:50px 0 45px;min-height:0}.hero h1{font-size:clamp(43px,12vw,62px);letter-spacing:-2.5px}.hero-copy>p{font-size:14px}.hero-art{height:300px}.hero-meta{gap:8px;font-size:8px}.hero-actions{gap:9px}.hero-actions .button{flex:1;padding:11px 12px;font-size:11px}.section-block{padding:30px 0 50px}.section-heading h2{font-size:29px}.feature-grid,.category-grid,.progress-columns,.admin-two-col{grid-template-columns:1fr}.feature-card{padding:20px}.feature-card p{min-height:0}.feature-icon{margin-bottom:18px}.safety-note{margin-bottom:45px;padding:16px;gap:12px}.auth-layout{grid-template-columns:1fr;padding:35px 0 55px;gap:27px}.auth-intro{padding-top:0}.auth-intro h1{font-size:43px;margin:14px 0}.auth-intro>p{font-size:13px}.auth-points{grid-template-columns:1fr 1fr;font-size:11px;gap:10px}.form-card{padding:21px}.form-row{grid-template-columns:1fr}.login-card{justify-self:stretch;max-width:none}.mini-stat-row{gap:20px;margin-top:23px}.page-heading{padding:38px 0 24px}.page-heading h1{font-size:36px;letter-spacing:-1.2px}.page-heading>p{font-size:13px}.dashboard-welcome{padding:38px 0 20px;align-items:flex-start;flex-direction:column;gap:10px}.dashboard-welcome h1{font-size:34px}.stats-grid,.admin-stats{gap:9px}.stat-card{padding:15px}.stat-card>span{font-size:8px;letter-spacing:.6px}.stat-card strong{font-size:29px}.stat-card small{font-size:9px}.panel{padding:17px}.profile-panel{flex-direction:column}.profile-details{grid-template-columns:115px 1fr;gap:11px}.admin-link-grid{grid-template-columns:1fr}.lesson-content{margin:25px auto 50px}.lesson-content h1{font-size:34px}.lesson-body{font-size:14px}.lesson-row{padding:14px;gap:10px}.lesson-row small{line-height:1.5}.site-footer{padding:25px 18px}.site-footer>div{flex-wrap:wrap;gap:8px}.table-wrap{margin-bottom:40px}.filter-tabs{gap:5px}.filter-tabs a{padding:7px 9px}.installer-card{margin:25px auto 50px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* Phase 2 — interactive quiz engine */
.quiz-layout{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(260px,.75fr);gap:18px;align-items:start;margin:0 0 22px}.quiz-layout .panel,.quiz-play-panel,.quiz-result-panel,.quiz-history-panel{margin-bottom:18px}.quiz-section-title{display:flex;gap:13px;align-items:center;margin-bottom:22px}.quiz-section-title h2{margin:0 0 4px;font-size:22px}.quiz-section-title p{margin:0;color:var(--muted);font-size:12px}.quiz-icon{display:grid;place-items:center;flex:0 0 44px;height:44px;border-radius:13px;background:#ffb13b19;color:var(--amber);font-size:23px}.quiz-safety-note{border-left:3px solid var(--amber);padding:12px 14px;background:#ffb13b0a;border-radius:0 9px 9px 0}.quiz-safety-note strong{font-size:12px}.quiz-safety-note p{margin:4px 0 0;color:var(--muted);font-size:11px;line-height:1.7}.quiz-side{position:sticky;top:100px}.quiz-tip{display:flex;gap:13px;padding:17px 0;border-bottom:1px solid #ffffff0d}.quiz-tip>b{font:600 22px 'Space Grotesk';color:var(--amber)}.quiz-tip strong{font-size:13px}.quiz-tip p{font-size:11px;color:var(--muted);margin:4px 0 0;line-height:1.7}.quiz-message{font-size:12px;color:var(--muted);min-height:1em}.quiz-message.is-error{color:#ff928b}.quiz-play-panel,.quiz-result-panel{margin-bottom:20px}.quiz-play-top{display:flex;align-items:center;justify-content:space-between;gap:15px}.quiz-play-top h2{margin:7px 0 0;font:600 25px 'Space Grotesk'}.quiz-timer{padding:8px 13px;border:1px solid #ffb13b55;background:#ffb13b12;color:var(--amber);border-radius:10px;font-weight:800;font-variant-numeric:tabular-nums}.quiz-progress-track{height:7px;background:#ffffff0b;border-radius:99px;overflow:hidden;margin:20px 0 28px}.quiz-progress-track>div{height:100%;width:0;background:linear-gradient(90deg,#ff8a2b,#ffd078);border-radius:99px;transition:width .25s}.question-meta{font-size:10px;text-transform:uppercase;letter-spacing:1px;color:var(--amber);font-weight:800}.question-prompt{font:600 clamp(21px,3vw,30px)/1.35 'Space Grotesk';margin:10px 0 22px;overflow-wrap:anywhere}.answer-options{display:grid;gap:10px}.answer-option{display:flex;align-items:center;gap:13px;padding:14px 15px;border:1px solid var(--line);border-radius:12px;background:#ffffff03;cursor:pointer;transition:border-color .15s,background .15s;min-width:0}.answer-option:hover,.answer-option.is-selected{border-color:#ffb13b99;background:#ffb13b0d}.answer-option input{position:absolute;opacity:0;width:1px;height:1px}.answer-option:focus-within{outline:2px solid var(--amber);outline-offset:2px}.answer-letter{display:grid;place-items:center;flex:0 0 31px;height:31px;border:1px solid #ffffff19;border-radius:9px;color:#a9b6c1;font-size:11px;font-weight:800}.answer-option.is-selected .answer-letter{background:var(--amber);color:#151a1e;border-color:var(--amber)}.answer-text{font-size:14px;overflow-wrap:anywhere}.quiz-play-actions{display:flex;justify-content:space-between;gap:12px;margin-top:24px;padding-top:18px;border-top:1px solid #ffffff0d}.quiz-play-actions button:disabled{opacity:.4;cursor:not-allowed;transform:none}.quiz-feedback{padding:15px;margin-top:18px;border:1px solid var(--line);border-radius:12px;background:#ffffff04;font-size:13px}.quiz-feedback p{margin:7px 0 0;color:var(--muted);white-space:pre-wrap}.feedback-correct{color:var(--green)}.feedback-incorrect{color:#ff9a93}.quiz-history-list{display:grid;gap:0}.quiz-history-row{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:13px 0;border-bottom:1px solid #ffffff0c}.quiz-history-row:last-child{border-bottom:0}.quiz-history-row strong{font:700 20px 'Space Grotesk';color:var(--amber);margin-right:12px}.quiz-history-row small{font-size:11px;color:var(--muted)}.quiz-history-row time{font-size:10px;color:var(--muted);text-align:right}.quiz-result-heading{text-align:center;padding:15px 0 10px}.quiz-result-heading h2{font:600 32px 'Space Grotesk';margin:8px 0 15px}.quiz-score-circle{width:130px;height:130px;border-radius:50%;border:7px solid #ffb13b45;box-shadow:inset 0 0 0 5px #ffb13b12;margin:0 auto;display:flex;flex-direction:column;align-items:center;justify-content:center}.quiz-score-circle strong{font:700 34px 'Space Grotesk';color:var(--amber)}.quiz-score-circle span{font-size:10px;color:var(--muted)}.quiz-result-summary{text-align:center;color:var(--muted);font-size:13px;max-width:680px;margin:12px auto 25px}.quiz-result-panel>h3{font:600 20px 'Space Grotesk';margin:25px 0 12px}.review-item{border:1px solid var(--line);border-radius:12px;padding:16px;margin:10px 0;background:#ffffff02}.review-item>strong{display:block;font-size:14px;line-height:1.6;margin-bottom:10px}.review-option{font-size:12px;padding:7px 10px;border-radius:7px;color:var(--muted);overflow-wrap:anywhere}.review-option.is-correct{color:#91e2b3;background:#71d6a30d}.review-option.is-wrong{color:#ff9b94;background:#ff6b620c}.review-explanation{font-size:12px;color:#c5d0d8;border-left:2px solid var(--amber);padding:8px 11px;margin:10px 0 0;background:#ffb13b08;white-space:pre-wrap}.review-muted{color:var(--muted);font-size:12px}.quiz-result-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin:25px 0 5px}
@media(max-width:800px){.quiz-layout{grid-template-columns:1fr}.quiz-side{position:static}.quiz-side .quiz-tip{padding:12px 0}.quiz-play-top h2{font-size:22px}}
@media(max-width:520px){.quiz-layout .panel,.quiz-play-panel,.quiz-result-panel,.quiz-history-panel{padding:17px}.quiz-play-actions{position:sticky;bottom:0;background:#141c25f5;padding:13px 0 max(13px,env(safe-area-inset-bottom));z-index:3}.quiz-play-actions .button{flex:1;padding:11px 10px;font-size:11px}.answer-option{padding:12px;gap:10px}.answer-text{font-size:13px}.quiz-history-row{align-items:flex-start}.quiz-history-row small{display:block;margin-top:2px}.quiz-result-heading h2{font-size:28px}}