:root{--bg:#000000;--panel:#050505;--card:#0a0a0a;--muted:#9ca3af;--primary:#0aa89e;--accent:#ffd580;--danger:#ef4444;--success:#10b981;--text:#f3f4f6;--soft-border:rgba(255,255,255,0.2);--soft-bg:rgba(255,255,255,0.055);--shadow:none;--radius:16px;--focus-max-w:860px;--transition:180ms cubic-bezier(0.4,0,0.2,1)}body.light-mode{--bg:#f0f2f5;--panel:#ffffff;--card:#ffffff;--muted:#64748b;--primary:#0d9488;--text:#0f172a;--soft-border:#d9e2ec;--soft-bg:rgba(15,23,42,0.045);--shadow:0 12px 28px rgba(15,23,42,0.08)}body.sepia-mode{--bg:#f1e6cf;--panel:#fff7e8;--card:#fbefd8;--muted:#74624a;--primary:#9a6a32;--accent:#b7791f;--danger:#b45309;--success:#2f7d46;--text:#372818;--soft-border:#d9c39e;--soft-bg:rgba(94,64,35,0.08);--shadow:0 12px 26px rgba(88,57,26,0.11)}body.theme-classic{--primary:#2563eb}body.theme-teal{--primary:#0aa89e}body.theme-amber{--primary:#f59e0b}body.theme-mint{--primary:#10b981}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{height:100%;margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}body{min-width:320px}button,textarea,input,select{font:inherit}button{touch-action:manipulation}.hidden{display:none !important}.view{min-height:100vh;width:100%}.view-fill{height:100vh;overflow:hidden;display:flex;flex-direction:column}::-webkit-scrollbar{width:7px;height:7px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.18);border-radius:999px}body.light-mode::-webkit-scrollbar-thumb{background:rgba(15,23,42,0.22)}body.sepia-mode::-webkit-scrollbar-thumb{background:rgba(94,64,35,0.26)}.app-topbar{width:100%;max-width:1180px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;justify-content:flex-start;gap:16px}.brand{display:inline-flex;align-items:center;gap:12px;color:var(--text);text-decoration:none;font-size:1.08rem;font-weight:800;letter-spacing:0;min-width:0}.brand img{width:40px;height:40px;border-radius:50%;object-fit:cover;border:2px solid var(--primary);flex:0 0 auto}.brand-mark{width:40px;height:40px;border-radius:50%;background:var(--primary);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:900;border:2px solid var(--primary);flex:0 0 auto}.brand span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.setup-main{width:100%;max-width:1120px;margin:0 auto;padding:8px 20px 0}.setup-heading{text-align:center;max-width:760px;margin:18px auto 26px}h1{margin:0 0 10px;font-size:clamp(2rem,6vw,3.25rem);line-height:1;letter-spacing:0;font-weight:900}h2,h3{letter-spacing:0}p{line-height:1.6}.small{color:var(--muted);margin:0;font-size:1.02rem}.notice{display:flex;align-items:flex-start;gap:10px;padding:14px 16px;border:1px solid rgba(10,168,158,0.35);border-left:4px solid var(--primary);border-radius:10px;color:var(--text);background:rgba(10,168,158,0.08);margin-bottom:20px;font-size:0.95rem}.notice svg{flex:0 0 auto;color:var(--primary);margin-top:2px}.setup-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:20px;align-items:start}.panel{background:var(--panel);border:1px solid var(--soft-border);border-radius:var(--radius);box-shadow:var(--shadow)}.panel-pad{padding:20px}.panel-title{margin:0 0 16px;font-size:1.05rem;font-weight:800}.input-card{background:var(--card);border:1px solid var(--soft-border);border-radius:var(--radius);padding:18px;margin-bottom:16px;transition:border-color var(--transition),transform var(--transition)}.input-card:focus-within{border-color:var(--primary);transform:translateY(-1px)}.input-card-header{display:flex;align-items:center;gap:10px;margin-bottom:10px}.input-card-header svg{color:var(--primary);flex:0 0 auto}.field-label{display:block;font-weight:700;font-size:0.96rem;color:var(--text)}textarea,input[type="number"],select{width:100%;border:1px solid var(--soft-border);border-radius:12px;background:var(--bg);color:var(--text);padding:14px;outline:none;line-height:1.55;transition:border-color var(--transition),box-shadow var(--transition)}body.light-mode textarea,body.light-mode input[type="number"],body.light-mode select{background:#ffffff}body.sepia-mode textarea,body.sepia-mode input[type="number"],body.sepia-mode select{background:#fff8e8}textarea{min-height:260px;resize:vertical}.compact-textarea{min-height:112px}textarea:focus,input:focus,select:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(10,168,158,0.16)}.settings-stack{display:grid;gap:20px}.field-block{margin-bottom:16px}.field-block:last-child{margin-bottom:0}.field-block .field-label{margin-bottom:8px}.check-row{display:flex;align-items:center;gap:10px;margin:12px 0;color:var(--text);cursor:pointer}.check-row input{width:20px;height:20px;accent-color:var(--primary);cursor:pointer;flex:0 0 auto}.theme-row{display:grid;grid-template-columns:minmax(0,1fr) 48px;gap:10px;align-items:center}input[type="color"]{width:48px;height:48px;padding:0;border:1px solid var(--soft-border);border-radius:10px;background:transparent;cursor:pointer}.setup-actions{display:grid;gap:10px;margin-top:18px}.btn{border:0;border-radius:10px;padding:11px 18px;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;background:var(--primary);color:#fff;font-weight:750;text-decoration:none;cursor:pointer;transition:transform var(--transition),filter var(--transition),border-color var(--transition),background var(--transition);user-select:none}.btn:hover{filter:brightness(1.08);transform:translateY(-1px)}.btn:active{transform:translateY(0)}.btn:disabled{opacity:0.5;cursor:not-allowed;transform:none}.btn-primary-lg{min-height:54px;border-radius:999px;padding:15px 24px;background:linear-gradient(135deg,var(--primary),#087b74);box-shadow:0 8px 26px rgba(10,168,158,0.22);font-size:1.02rem}.btn-outline{background:transparent;color:var(--text);border:1px solid var(--soft-border)}.btn-outline:hover{background:var(--soft-bg);border-color:var(--text)}.btn-danger{background:var(--danger)}.btn-check{background:var(--accent);color:#111827}.btn-small{min-height:36px;padding:8px 12px;font-size:0.9rem}.quiz-progress{height:3px;background:rgba(255,255,255,0.08);flex:0 0 auto}body.light-mode .quiz-progress{background:rgba(15,23,42,0.08)}body.sepia-mode .quiz-progress{background:rgba(94,64,35,0.12)}.quiz-progress-fill{height:100%;width:0%;background:var(--primary);transition:width 300ms ease}.quiz-header{flex:0 0 auto;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 20px;background:var(--card);border-bottom:1px solid var(--soft-border);z-index:50}.header-left,.header-right{display:flex;align-items:center;gap:10px;min-width:0}.quiz-title{font-size:1.04rem;font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:36vw}.progress-pill{font-size:0.82rem;font-weight:800;color:var(--muted);border:1px solid var(--soft-border);background:var(--soft-bg);border-radius:999px;padding:5px 10px;white-space:nowrap}.timer{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-weight:900;color:var(--danger);background:rgba(239,68,68,0.15);min-width:82px;text-align:center;border-radius:9px;padding:7px 10px}.timer.urgent{animation:timerPulse 900ms ease-in-out infinite}@keyframes timerPulse{0%,100%{background:rgba(239,68,68,0.15)}50%{background:rgba(239,68,68,0.38)}}.quiz-body{flex:1;display:grid;grid-template-columns:var(--col-q,1fr) 8px var(--col-nav,300px);gap:0;width:100%;max-width:1400px;margin:0 auto;padding:20px;overflow:hidden}.question-area{min-width:0;height:100%;overflow-y:auto;-webkit-overflow-scrolling:touch;touch-action:pan-y;position:relative;display:flex;flex-direction:column;padding:30px;background:var(--card);border:1px solid var(--soft-border);border-radius:var(--radius);box-shadow:var(--shadow)}#drawingCanvas{position:absolute;inset:0;width:100%;height:100%;z-index:10;pointer-events:none;touch-action:none}.question-area.pen-active{cursor:crosshair;overflow:hidden}.question-area.pen-active #drawingCanvas{pointer-events:auto}.question-area.cut-active .option-item.eliminated{pointer-events:auto;cursor:pointer}.q-text{position:relative;z-index:1;font-size:1.22rem;line-height:1.65;font-weight:700;margin-bottom:24px;overflow-wrap:anywhere}.options-list{position:relative;z-index:1;display:flex;flex-direction:column;gap:12px}.option-item{display:flex;align-items:flex-start;gap:12px;padding:16px;border:1px solid var(--soft-border);border-radius:12px;background:var(--bg);color:var(--text);cursor:pointer;transition:border-color var(--transition),background var(--transition),transform var(--transition),opacity var(--transition);overflow-wrap:anywhere}body.light-mode .option-item{background:#fff}.option-item:hover{border-color:var(--primary);transform:translateY(-1px)}.option-item.selected{border-color:var(--primary);background:rgba(10,168,158,0.15);box-shadow:0 0 0 2px var(--primary)}.option-item.correct{border-color:var(--success);background:rgba(16,185,129,0.16)}.option-item.wrong{border-color:var(--danger);background:rgba(239,68,68,0.16)}.option-item.disabled{pointer-events:none;opacity:0.88}.option-item.eliminated{opacity:0.42;text-decoration:line-through;transform:scale(0.992)}body.light-mode .option-item.correct{background:#d1fae5;color:#064e3b;border-width:2px}body.light-mode .option-item.wrong{background:#fee2e2;color:#7f1d1d;border-width:2px}body.sepia-mode .option-item.correct{background:#dcefd1;color:#1f4d2b;border-width:2px}body.sepia-mode .option-item.wrong{background:#f1d2bf;color:#733018;border-width:2px}.opt-key{font-weight:900;color:var(--primary);min-width:28px;flex:0 0 auto}.explanation-box{position:relative;z-index:1;display:none;margin-top:24px;padding:18px;border-left:4px solid var(--primary);border-radius:12px;background:rgba(10,168,158,0.13);color:var(--text)}.explanation-box.show{display:block}.explanation-title{color:var(--primary);font-weight:900;margin-bottom:8px}.desktop-nav{position:relative;z-index:1;margin-top:30px;display:flex;justify-content:space-between;gap:12px}.col-divider{width:8px;cursor:col-resize;z-index:20;display:flex;align-items:center;justify-content:center}.col-divider::after{content:"";width:2px;height:42px;border-radius:999px;background:var(--soft-border);transition:background var(--transition)}.col-divider:hover::after,.col-divider.dragging::after{background:var(--primary)}.nav-panel{min-width:0;height:100%;display:flex;flex-direction:column;overflow:hidden;background:var(--card);border:1px solid var(--soft-border);border-radius:var(--radius);box-shadow:var(--shadow)}.nav-header{flex:0 0 auto;padding:15px;font-weight:850;border-bottom:1px solid var(--soft-border);background:var(--soft-bg)}.nav-grid-container{flex:1;overflow-y:auto;padding:15px;min-height:0}.nav-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(34px,1fr));gap:7px}.nav-dot{aspect-ratio:1;border:1px solid var(--soft-border);border-radius:8px;background:var(--bg);color:var(--muted);display:flex;align-items:center;justify-content:center;cursor:pointer;font-weight:800;font-size:0.88rem;position:relative;transition:transform var(--transition),border-color var(--transition),color var(--transition),background var(--transition)}body.light-mode .nav-dot{background:#f8fafc}.nav-dot:hover{border-color:var(--primary);color:var(--primary)}.nav-dot.active{border-color:var(--primary);border-width:2px;color:var(--primary);transform:scale(1.04)}.nav-dot.answered{background:var(--primary);color:#fff;border-color:var(--primary)}.nav-dot.flagged{border-color:var(--danger);color:var(--danger)}.nav-dot.flagged::after{content:"";width:7px;height:7px;border-radius:50%;background:var(--danger);position:absolute;top:4px;right:4px}.nav-footer{flex:0 0 auto;padding:15px;border-top:1px solid var(--soft-border);display:grid;gap:10px}.mobile-controls{display:none;position:fixed;left:0;right:0;bottom:0;z-index:100;background:var(--card);border-top:1px solid var(--soft-border);padding:12px 14px;padding-bottom:calc(12px+env(safe-area-inset-bottom));gap:10px;grid-template-columns:1fr 1fr 1.2fr 1fr}.mobile-controls .btn{padding-left:10px;padding-right:10px}.mob-nav-overlay{position:fixed;inset:0;display:none;background:rgba(0,0,0,0.76);backdrop-filter:blur(2px);z-index:150}.mob-nav-overlay.show{display:block}.mob-nav-drawer{position:fixed;left:0;right:0;bottom:0;z-index:160;display:flex;flex-direction:column;max-height:82vh;transform:translateY(100%);transition:transform 260ms cubic-bezier(0.16,1,0.3,1);background:var(--card);border-top:1px solid var(--soft-border);border-radius:20px 20px 0 0;box-shadow:0 -14px 40px rgba(0,0,0,0.35)}.mob-nav-drawer.show{transform:translateY(0)}.mob-drawer-header{padding:16px 18px;border-bottom:1px solid var(--soft-border);display:flex;align-items:center;justify-content:space-between;font-weight:850}.mob-drawer-body{padding:18px;overflow-y:auto;min-height:0}.mob-drawer-footer{padding:18px;padding-bottom:calc(18px+env(safe-area-inset-bottom));border-top:1px solid var(--soft-border);display:grid;gap:10px}.focus-controls{display:none;position:fixed;bottom:28px;left:50%;transform:translateX(-50%);width:min(96vw,760px);background:rgba(0,0,0,0.86);border:1px solid rgba(255,255,255,0.22);border-radius:999px;padding:10px 12px;z-index:2000;gap:7px;overflow-x:auto;align-items:center;justify-content:space-between;backdrop-filter:blur(12px);-webkit-overflow-scrolling:touch}.focus-controls::-webkit-scrollbar{display:none}body.light-mode .focus-controls{background:rgba(255,255,255,0.9);border-color:rgba(15,23,42,0.12)}body.sepia-mode .focus-controls{background:rgba(255,247,232,0.92);border-color:rgba(94,64,35,0.18)}body.focus-mode .focus-controls{display:flex}body.focus-mode .quiz-header,body.focus-mode .nav-panel,body.focus-mode .mobile-controls,body.focus-mode .col-divider{display:none !important}body.focus-mode .quiz-body{grid-template-columns:1fr !important;max-width:var(--focus-max-w);padding-bottom:110px}.focus-btn{width:40px;min-width:40px;height:40px;border:0;border-radius:50%;color:var(--muted);background:transparent;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:background var(--transition),color var(--transition),transform var(--transition)}.focus-btn:hover{color:var(--text);background:rgba(255,255,255,0.14)}body.light-mode .focus-btn:hover{background:rgba(15,23,42,0.08)}body.sepia-mode .focus-btn:hover{background:rgba(94,64,35,0.09)}.focus-btn.active{color:#fff;background:var(--primary)}.focus-btn.active-red{color:#fff;background:var(--danger)}.focus-btn svg{width:20px;height:20px;stroke-width:2}.focus-sep{flex:0 0 1px;height:22px;background:rgba(255,255,255,0.22)}body.light-mode .focus-sep{background:rgba(15,23,42,0.12)}body.sepia-mode .focus-sep{background:rgba(94,64,35,0.16)}.focus-width-control{flex:0 0 190px;height:40px;display:inline-flex;align-items:center;gap:8px;padding:0 10px;border-radius:999px;background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.12)}body.light-mode .focus-width-control{background:rgba(15,23,42,0.055);border-color:rgba(15,23,42,0.12)}body.sepia-mode .focus-width-control{background:rgba(94,64,35,0.07);border-color:rgba(94,64,35,0.16)}.focus-width-control input[type="range"]{width:118px;accent-color:var(--primary);cursor:pointer}.focus-width-value{width:50px;border:0;background:transparent;color:var(--text);padding:0;text-align:center;font-size:0.82rem;font-weight:850;outline:none}.focus-width-value::-webkit-outer-spin-button,.focus-width-value::-webkit-inner-spin-button{margin:0}.pen-toolbar{display:none;position:fixed;top:70px;left:50%;transform:translateX(-50%);z-index:2100;align-items:center;gap:10px;padding:8px 12px;border:1px solid rgba(255,255,255,0.18);border-radius:12px;background:rgba(10,10,10,0.94);backdrop-filter:blur(12px);box-shadow:0 10px 30px rgba(0,0,0,0.35)}body.light-mode .pen-toolbar{background:rgba(255,255,255,0.94);border-color:rgba(15,23,42,0.15)}body.sepia-mode .pen-toolbar{background:rgba(255,247,232,0.94);border-color:rgba(94,64,35,0.18)}.pen-toolbar.show{display:flex}.pt-swatch{width:22px;height:22px;border-radius:50%;border:2px solid transparent;cursor:pointer}.pt-swatch.active{border-color:#fff;transform:scale(1.22)}body.light-mode .pt-swatch.active{border-color:#111827}.pt-size,.pt-action{border:1px solid var(--soft-border);background:var(--soft-bg);color:var(--text);border-radius:7px;padding:4px 8px;font-size:0.78rem;font-weight:850;cursor:pointer}.pt-size.active{background:var(--primary);border-color:var(--primary);color:#fff}.pt-div{width:1px;height:20px;background:var(--soft-border)}.modal-backdrop{position:fixed;inset:0;z-index:3000;display:none;align-items:center;justify-content:center;padding:18px;background:rgba(0,0,0,0.78);backdrop-filter:blur(4px)}.modal-backdrop.show{display:flex}.modal-card{width:min(100%,460px);background:#111;border:1px solid var(--soft-border);border-radius:var(--radius);padding:22px;box-shadow:0 16px 60px rgba(0,0,0,0.45)}body.light-mode .modal-card{background:#fff}.modal-card h3{margin:0 0 10px}.modal-body{color:var(--muted);margin:0}.modal-actions{margin-top:20px;display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap}.results-view{min-height:100vh;overflow-y:auto}.results-container{width:100%;max-width:1020px;margin:0 auto;padding:24px 20px 0}.results-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:20px}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-bottom:28px}.score-card{background:var(--card);border:1px solid var(--soft-border);border-radius:24px;padding:30px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;position:relative;overflow:hidden}.score-card::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at center,rgba(10,168,158,0.15),transparent 70%);pointer-events:none}.score-circle{width:140px;height:140px;border-radius:50%;border:6px solid var(--soft-border);border-top-color:var(--primary);border-right-color:var(--primary);display:flex;flex-direction:column;align-items:center;justify-content:center;margin-bottom:16px;position:relative;z-index:1}.score-val{font-size:3rem;font-weight:950;line-height:1}.score-total{color:var(--muted);font-weight:750;margin-top:4px}.score-msg{color:var(--primary);font-size:1.16rem;font-weight:850;position:relative;z-index:1}.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.stat-tile{background:var(--card);border:1px solid var(--soft-border);border-radius:14px;padding:18px;display:grid;gap:8px}.stat-label{color:var(--muted);font-size:0.82rem;text-transform:uppercase;letter-spacing:0.04em;font-weight:850}.stat-num{font-size:1.7rem;font-weight:900}.stat-correct .stat-num{color:var(--success)}.stat-wrong .stat-num{color:var(--danger)}.stat-time .stat-num{color:var(--accent)}.action-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}.action-bar .btn{flex:1 1 180px}.section-title{font-size:1.3rem;font-weight:900;margin:28px 0 16px;border-left:4px solid var(--primary);padding-left:14px}.chapter-breakdown{background:var(--card);border:1px solid var(--soft-border);border-radius:var(--radius);padding:20px;margin-bottom:28px}.chapter-breakdown h3{margin:0 0 16px}.chapter-row{margin-bottom:14px}.chapter-row:last-child{margin-bottom:0}.chapter-row-header{display:flex;justify-content:space-between;gap:12px;margin-bottom:6px;font-weight:750}.chapter-name{overflow-wrap:anywhere}.chapter-stat{color:var(--muted);white-space:nowrap}.chapter-bar-bg{height:8px;border-radius:999px;overflow:hidden;background:var(--soft-bg)}.chapter-bar-fill{height:100%;border-radius:999px;background:var(--primary)}.review-list{display:grid;gap:14px;margin-bottom:46px}.review-item{background:var(--card);border:1px solid var(--soft-border);border-radius:var(--radius);padding:20px;position:relative;overflow:hidden}.review-item::before{content:"";position:absolute;inset:0 auto 0 0;width:6px;background:var(--danger)}.review-item.correct::before{background:var(--success)}.review-item.unanswered::before{background:var(--accent)}.q-meta{display:flex;justify-content:space-between;gap:12px;color:var(--muted);text-transform:uppercase;letter-spacing:0.04em;font-size:0.82rem;font-weight:900;margin-bottom:10px}.q-content{font-size:1.04rem;line-height:1.55;font-weight:750;margin-bottom:14px;overflow-wrap:anywhere}.ans-box{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:14px;border-radius:12px;background:var(--soft-bg);margin-bottom:14px}.ans-label{display:block;color:var(--muted);font-size:0.78rem;font-weight:850;margin-bottom:4px;text-transform:uppercase}.ans-val{font-weight:900;overflow-wrap:anywhere}.ans-correct{color:var(--success)}.ans-wrong{color:var(--danger)}.exp-box{border-top:1px solid var(--soft-border);padding-top:14px;color:var(--muted);line-height:1.6;overflow-wrap:anywhere}.exp-title{color:var(--primary);font-weight:900;display:block;margin-bottom:4px}.about-premium-wrapper{width:100vw;position:relative;left:50%;margin-left:-50vw;border-top:1px solid var(--soft-border);background:linear-gradient(180deg,#101010,#000);margin-top:44px}body.light-mode .about-premium-wrapper{background:#fff}body.sepia-mode .about-premium-wrapper{background:#fbefd8}.about-split-container{max-width:1120px;margin:0 auto;padding:48px 20px;display:flex;align-items:center;justify-content:space-between;gap:42px}.about-text-side{flex:1;min-width:0}.about-image-side{flex:0 0 260px;display:flex;justify-content:center}.profile-img{width:220px;height:220px;object-fit:cover;border-radius:22px;border:4px solid var(--card);box-shadow:14px 14px 0 var(--primary)}.profile-fallback{width:220px;height:220px;border-radius:22px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:3.6rem;font-weight:950;box-shadow:14px 14px 0 rgba(255,255,255,0.12)}.about-label{color:var(--primary);font-weight:900;text-transform:uppercase;letter-spacing:0.04em;font-size:0.82rem;display:block;margin-bottom:10px}.creator-name{font-size:clamp(2rem,5vw,2.75rem);line-height:1.1;margin:0 0 14px;font-weight:950}.creator-bio{color:var(--muted);max-width:640px;margin:0 0 24px}.social-badges{display:flex;gap:10px;flex-wrap:wrap}.social-btn{color:var(--text);border:1px solid var(--soft-border);border-radius:999px;padding:10px 18px;text-decoration:none;font-weight:750;background:var(--card)}.social-btn:hover{color:#fff;background:var(--primary);border-color:var(--primary)}.copyright-footer{margin-top:24px;padding-top:18px;border-top:1px solid var(--soft-border);color:var(--muted);font-size:0.9rem}.empty-state{color:var(--muted);text-align:center;padding:28px;border:1px dashed var(--soft-border);border-radius:var(--radius)}@media (max-width:980px){.setup-layout{grid-template-columns:1fr}.settings-stack{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.quiz-body{grid-template-columns:1fr !important;padding:16px;padding-bottom:94px;overflow-y:auto}.nav-panel,.col-divider{display:none}.mobile-controls{display:grid}.question-area{height:auto;min-height:calc(100vh - 168px);border:0;background:transparent;padding:0;overflow:visible}.option-item{background:var(--card)}.desktop-nav{display:none}.quiz-title{max-width:42vw}.header-right .text-btn{display:none}}@media (max-width:680px){.app-topbar{padding:12px 14px}.setup-main{padding-left:14px;padding-right:14px}.setup-heading{margin-top:12px}.panel-pad,.input-card{padding:16px}textarea{min-height:220px}.quiz-header{padding:10px 12px}.quiz-title{display:none}.progress-pill{display:none}.timer{min-width:74px;padding-left:8px;padding-right:8px}.btn{padding-left:12px;padding-right:12px}.q-text{font-size:1.12rem}.option-item{padding:14px}.results-container{padding:20px 14px 0}.results-head{display:block}.stats-grid,.ans-box{grid-template-columns:1fr}.about-split-container{flex-direction:column-reverse;text-align:center;gap:30px;padding:38px 18px}.about-premium-wrapper{width:100%;left:auto;margin-left:0}.about-image-side{flex-basis:auto}.profile-img,.profile-fallback{width:180px;height:180px;box-shadow:9px 9px 0 var(--primary)}.social-badges{justify-content:center}.focus-controls{bottom:18px}.pen-toolbar{top:58px;max-width:calc(100vw - 18px);overflow-x:auto}}@media print{:root{--bg:#fff !important;--card:#fff !important;--panel:#fff !important;--text:#000 !important;--muted:#444 !important;--soft-border:#ccc !important}body *{visibility:hidden}#resultsView,#resultsView *{visibility:visible}#resultsView{position:absolute;inset:0 auto auto 0;width:100%;overflow:visible !important}.results-container{max-width:none;padding:18px !important}.action-bar,.about-premium-wrapper{display:none !important}.review-item{break-inside:avoid;page-break-inside:avoid}}.resume-view{min-height:100vh;background:radial-gradient(circle at top left,rgba(10,168,158,0.18),transparent 34%),var(--bg)}.resume-shell{width:min(1080px,100%);margin:0 auto;padding:14px 20px 48px}.resume-hero{padding:clamp(24px,5vw,42px);margin:14px 0 20px;overflow:hidden;position:relative}.resume-hero::after{content:"";position:absolute;right:-80px;top:-90px;width:260px;height:260px;border-radius:50%;background:rgba(10,168,158,0.16);pointer-events:none}.resume-kicker{display:inline-flex;margin-bottom:10px;color:var(--primary);font-weight:900;text-transform:uppercase;letter-spacing:.08em;font-size:.78rem}.resume-grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:20px;align-items:start}.resume-drop{min-height:340px;display:grid;place-items:center;text-align:center;border-style:dashed;transition:border-color var(--transition),background var(--transition),transform var(--transition)}.resume-drop.drag-over{border-color:var(--primary);background:rgba(10,168,158,0.12);transform:translateY(-2px)}.resume-drop-inner{display:grid;justify-items:center;gap:14px;max-width:520px}.resume-upload-icon{width:74px;height:74px;border-radius:18px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--primary),#087b74);box-shadow:0 18px 40px rgba(10,168,158,0.2)}.resume-upload-icon svg{width:34px;height:34px;stroke-width:2}.resume-file-name{font-weight:850;color:var(--text);overflow-wrap:anywhere}.resume-summary{position:sticky;top:18px}.resume-status{padding:12px 14px;border-radius:10px;background:var(--soft-bg);border:1px solid var(--soft-border);color:var(--muted);font-weight:750;margin-bottom:16px}.resume-status.ok{color:var(--success);border-color:rgba(16,185,129,.45);background:rgba(16,185,129,.1)}.resume-status.bad{color:var(--danger);border-color:rgba(239,68,68,.45);background:rgba(239,68,68,.1)}.resume-facts{display:grid;gap:10px;margin:0 0 18px}.resume-facts div{display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--soft-border);padding-bottom:9px}.resume-facts dt{color:var(--muted);font-weight:750}.resume-facts dd{margin:0;font-weight:900;text-align:right;overflow-wrap:anywhere}.resume-actions{display:grid;gap:10px}.resume-help{margin-top:18px}@media(max-width:860px){.resume-grid{grid-template-columns:1fr}.resume-summary{position:static}.resume-drop{min-height:300px}}
/* complete-package-mobile-focus */
@media (max-width: 680px) {
  body.focus-mode .quiz-body { padding-bottom: 174px !important; }
  body.focus-mode .focus-controls {
    bottom: calc(10px + env(safe-area-inset-bottom)) !important;
    width: min(calc(100vw - 20px), 430px) !important;
    max-height: 44vh !important;
    border-radius: 18px !important;
    flex-wrap: wrap !important;
    justify-content: center !important;
    padding: 8px !important;
  }
  body.focus-mode .focus-btn {
    width: 42px !important;
    min-width: 42px !important;
    height: 42px !important;
  }
  #focusNarrow, #focusWiden, .focus-width-control { display: none !important; }
  #focusDownloadSave { order: 7; }
}


/* complete-package-branding-nav */
.split-top-links {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-left: auto;
}
.site-nav-btn {
  white-space: nowrap;
}
.quiz-brand-chip {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 1px;
  min-width: 154px;
  max-width: 230px;
  min-height: 38px;
  padding: 6px 12px;
  border: 1px solid var(--soft-border);
  border-radius: 12px;
  color: var(--text);
  text-decoration: none;
  background: var(--soft-bg);
  line-height: 1.05;
}
.quiz-brand-chip span {
  font-size: .86rem;
  font-weight: 950;
}
.quiz-brand-chip small {
  color: var(--muted);
  font-size: .68rem;
  font-weight: 850;
}
.quiz-identity-strip {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  max-width: 100%;
  margin: 0 0 18px;
  padding: 7px 11px;
  border: 1px solid var(--soft-border);
  border-radius: 999px;
  color: var(--muted);
  background: var(--soft-bg);
  font-size: .78rem;
  font-weight: 850;
  overflow-wrap: anywhere;
}
.quiz-identity-strip strong {
  color: var(--text);
}
.quiz-identity-strip a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 950;
}
.results-head-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}
.results-brand-line {
  margin-top: 6px;
  color: var(--muted);
  font-size: .92rem;
  font-weight: 750;
}
.results-brand-line a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 950;
}
.issue-report-btn {
  border-color: color-mix(in srgb, var(--danger) 52%, var(--soft-border)) !important;
  color: var(--danger) !important;
  font-weight: 900;
}
.issue-report-btn:hover {
  color: #fff !important;
  background: var(--danger) !important;
  border-color: var(--danger) !important;
}
.issue-report-focus {
  color: var(--danger);
  font-weight: 950;
}
.issue-report-focus:hover {
  color: #fff;
  background: var(--danger);
}
.review-report-btn {
  margin-top: 12px;
}
.sample-format-btn {
  border-color: color-mix(in srgb, var(--primary) 50%, var(--soft-border)) !important;
}
.mobile-controls.focus-enabled {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}
.mobile-controls.focus-enabled .btn {
  min-width: 0;
}
.creator-name-link {
  color: inherit;
  text-decoration: none;
}
.copyright-footer .creator-name-link {
  color: var(--primary);
  font-weight: 900;
}
.creator-name-link:hover {
  color: var(--primary);
}
.site-nav-btn:focus-visible,
.quiz-brand-chip:focus-visible,
.quiz-identity-strip a:focus-visible,
.creator-name-link:focus-visible,
.results-brand-line a:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--primary) 70%, transparent);
  outline-offset: 3px;
}
@media (max-width: 980px) {
  .split-top-links {
    margin-left: 0;
  }
  .quiz-brand-chip {
    min-width: 132px;
    max-width: 168px;
  }
  .quiz-brand-chip small {
    display: none;
  }
}
@media (max-width: 680px) {
  .app-topbar {
    flex-wrap: wrap;
  }
  .split-top-links {
    width: 100%;
    justify-content: flex-start;
  }
  .split-top-links .btn {
    min-height: 34px;
    padding: 7px 10px;
  }
  .quiz-brand-chip {
    display: none;
  }
  .quiz-identity-strip {
    margin-bottom: 14px;
    font-size: .72rem;
    border-radius: 12px;
  }
  .results-head-actions {
    justify-content: flex-start;
    margin-top: 12px;
  }
  .mobile-controls.focus-enabled {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
  .mobile-controls.focus-enabled .btn {
    min-width: 0;
    padding-inline: 8px;
    font-size: .82rem;
  }
}
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* story-share-controls */
.self-quiz-share-btn {
  border-color: color-mix(in srgb, var(--primary) 58%, var(--soft-border)) !important;
  color: var(--primary) !important;
  font-weight: 900;
}
.self-quiz-share-btn:hover {
  color: #fff !important;
  background: var(--primary) !important;
  border-color: var(--primary) !important;
}
.self-quiz-share-result-btn {
  background: var(--primary);
  color: #fff;
  font-weight: 900;
}
.self-quiz-share-focus {
  color: var(--primary);
  font-weight: 950;
}
.self-quiz-share-focus:hover {
  color: #fff;
  background: var(--primary);
}
.review-item-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 12px;
}
.review-item-actions .btn {
  margin-top: 0;
}
.mobile-controls.share-enabled.focus-enabled {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}
.mobile-controls.share-enabled:not(.focus-enabled) {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}
@media (max-width: 680px) {
  .mobile-controls.share-enabled.focus-enabled {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
  .mobile-controls.share-enabled .btn {
    min-width: 0;
    padding-inline: 6px;
    font-size: .78rem;
  }
  .review-item-actions {
    display: grid;
    grid-template-columns: 1fr;
  }
}

/* clean-light-share-focus-update */
body.light-mode{
  --bg:#ffffff;
  --panel:#f6f8fb;
  --card:#ffffff;
  --muted:#64748b;
  --primary:#0d9488;
  --text:#1e293b;
  --soft-border:#e2e8f0;
  --soft-bg:#f4f7fa;
  --shadow:0 12px 28px rgba(15,23,42,0.08);
}
body.light-mode,
body.light-mode .view,
body.light-mode .results-view,
body.light-mode .resume-view{
  background:#ffffff !important;
  color:#1e293b;
}
body.light-mode .setup-main,
body.light-mode .quiz-body,
body.light-mode .results-container,
body.light-mode .resume-shell{
  background:#ffffff;
}
body.light-mode .panel,
body.light-mode .input-card,
body.light-mode .question-area,
body.light-mode .nav-panel,
body.light-mode .quiz-header,
body.light-mode .score-card,
body.light-mode .stat-tile,
body.light-mode .chapter-breakdown,
body.light-mode .review-item,
body.light-mode .modal-card{
  background:#ffffff;
  border-color:#e2e8f0;
}
body.light-mode textarea,
body.light-mode input[type="number"],
body.light-mode select,
body.light-mode .option-item{
  background:#ffffff;
  color:#1e293b;
  border-color:#e2e8f0;
}
body.light-mode .nav-header,
body.light-mode .ans-box,
body.light-mode .progress-pill,
body.light-mode .resume-status,
body.light-mode .chapter-bar-bg{
  background:#f4f7fa;
  border-color:#e2e8f0;
}
body.light-mode .option-item.selected{
  background:#e6fffb;
  color:#134e4a;
}
body.light-mode .option-item.correct{
  background:#dcfce7;
  color:#064e3b;
  border-color:#10b981;
}
body.light-mode .option-item.wrong{
  background:#fee2e2;
  color:#7f1d1d;
  border-color:#ef4444;
}
body.light-mode .nav-dot{
  background:#ffffff;
  border-color:#e2e8f0;
  color:#64748b;
}
body.light-mode .nav-dot.answered{
  background:var(--primary);
  color:#ffffff;
}
.sr-only{
  position:absolute !important;
  width:1px !important;
  height:1px !important;
  padding:0 !important;
  margin:-1px !important;
  overflow:hidden !important;
  clip:rect(0,0,0,0) !important;
  white-space:nowrap !important;
  border:0 !important;
}
.icon-btn{
  width:40px;
  min-width:40px;
  height:40px;
  padding:0 !important;
  aspect-ratio:1;
  border-radius:50%;
}
.icon-btn svg{
  width:18px;
  height:18px;
  stroke-width:2.25;
  flex:0 0 auto;
}
.btn-small.icon-btn{
  width:36px;
  min-width:36px;
  height:36px;
}
.icon-btn.is-busy{
  opacity:.72;
  cursor:progress;
}
.icon-btn.is-busy svg{
  animation:tsqIconSpin 900ms linear infinite;
}
@keyframes tsqIconSpin{to{transform:rotate(360deg)}}
#focusWidthValue,
.focus-width-value{
  display:none !important;
}
.focus-width-control{
  flex-basis:148px !important;
}
.focus-width-control input[type="range"]{
  width:124px !important;
}
body.focus-clean .nav-panel,
body.focus-clean .col-divider,
body.focus-clean .desktop-nav,
body.focus-clean .mobile-controls{
  display:none !important;
}
body.focus-clean .focus-controls{
  display:flex !important;
}
body.focus-clean.focus-tools-collapsed .focus-controls{
  width:auto;
  min-width:58px;
  padding:8px;
  overflow:visible;
}
body.focus-clean.focus-tools-collapsed .focus-controls > :not(#focusToolsToggle){
  display:none !important;
}
#focusToolsToggle{
  order:-100;
  color:var(--text);
  border:1px solid var(--soft-border);
  background:var(--soft-bg);
}
body.focus-clean .quiz-header{
  display:flex !important;
}
body.focus-clean .header-left > :not(.quiz-brand-chip):not(#quizTitle):not(#progressPill),
body.focus-clean .header-right > :not(#focusBtn):not(#timerDisplay){
  display:none !important;
}
body.focus-clean #focusBtn{
  display:inline-flex !important;
}
body.focus-clean .quiz-body{
  grid-template-columns:1fr !important;
  max-width:var(--focus-max-w);
  padding-bottom:110px;
}
body.focus-clean.focus-tools-collapsed .quiz-body{
  padding-bottom:78px;
}
body.focus-clean .question-area{
  min-height:calc(100vh - 112px);
}
body.focus-full .view-fill,
body.focus-full #quizView{
  height:100vh;
}
body.focus-full .quiz-body{
  max-width:min(100vw,1180px);
  padding:16px;
}
#focusFull,
#focusExit{
  display:none !important;
}
.setting-help{
  margin:-4px 0 12px 30px;
  font-size:.88rem;
}
.auto-time-help{
  margin:8px 0 0;
  color:var(--muted);
  font-size:.84rem;
  line-height:1.45;
}
.suggestions-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  text-decoration:none;
}
.suggestions-btn svg{
  flex:0 0 auto;
}
.result-number-tools{
  margin:-14px 0 28px;
  padding:14px;
  border:1px solid var(--soft-border);
  border-radius:12px;
  background:var(--card);
}
.result-number-tools-title{
  font-weight:850;
  margin-bottom:10px;
  color:var(--text);
}
.copy-number-grid{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.copy-status{
  min-height:20px;
  margin-top:10px;
  color:var(--primary);
  font-weight:800;
  opacity:0;
  transition:opacity var(--transition);
}
.copy-status.show{
  opacity:1;
}
.q-meta .review-share-btn{
  margin-left:auto;
}
@media (max-width:680px){
  .mobile-controls.share-enabled.focus-enabled{
    grid-template-columns:repeat(6,minmax(0,1fr));
  }
  .mobile-controls .icon-btn{
    width:100%;
    min-width:0;
    border-radius:10px;
  }
  body.focus-clean .quiz-body{
    padding:12px;
    padding-bottom:92px;
  }
  body.focus-clean.focus-tools-collapsed .quiz-body{
    padding-bottom:72px;
  }
  body.focus-clean .question-area{
    min-height:calc(100vh - 80px);
    border:1px solid var(--soft-border);
    padding:16px;
    background:var(--card);
  }
  body.focus-clean .header-left > :not(#quizTitle),
  body.focus-clean .header-right > :not(#focusBtn):not(#timerDisplay){
    display:none !important;
  }
  .result-number-tools{
    margin-top:-8px;
  }
  .copy-number-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
  }
}

/* Keep one copy of Share and Focus on mobile. Focus returns to the header only while focus mode is active. */
@media (max-width:980px){
  body:not(.focus-clean) .quiz-header #shareQuestionBtn,
  body:not(.focus-clean) .quiz-header #focusBtn{
    display:none !important;
  }
}