:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#fff;--surface:#fff;--sidebar:#f7f8fa;--border:#e3e6eb;--border-strong:#cfd5dd;--text:#111827;--text-muted:#5b6472;--text-soft:#7a8391;--primary:#1b6ef3;--primary-hover:#155ed6;--primary-soft:#e8f0fe;--primary-text:#1a5ad7;--success-soft:#e6f6ea;--success-text:#157a37;--warning-soft:#fff4e0;--warning-text:#8a5300;--danger-soft:#fdecec;--danger-text:#b42318;--radius-sm:8px;--radius:12px;--radius-lg:16px;--shadow:0 1px 2px #1118270a, 0 2px 8px #1118270a;--focus:0 0 0 3px #1b6ef359;--font:"Inter", -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", system-ui, sans-serif}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased;margin:0;font-size:16px;line-height:1.5}a{color:inherit}img{max-width:100%;display:block}button,input,select,textarea{font:inherit;color:inherit}:focus-visible{box-shadow:var(--focus);border-radius:6px;outline:none}h1,h2,h3{letter-spacing:-.02em;margin:0;line-height:1.15}p{margin:0}.visually-hidden{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;position:absolute!important}.skip-link{z-index:50;background:var(--primary);color:#fff;border-radius:var(--radius-sm);padding:10px 14px;text-decoration:none;position:absolute;top:-48px;left:12px}.skip-link:focus{top:12px}.shell{grid-template-columns:280px minmax(0,1fr);min-height:100vh;display:grid}.sidebar{background:var(--sidebar);border-right:1px solid var(--border);flex-direction:column;height:100vh;padding:20px 16px;display:flex;position:sticky;top:0}.brand{align-items:center;gap:10px;padding:4px 8px 20px;text-decoration:none;display:flex}.brand img{width:44px;height:44px}.brand span{letter-spacing:-.02em;font-size:1.45rem;font-weight:750}.nav{gap:4px;display:grid}.nav a{color:#2a313c;border-radius:10px;align-items:center;gap:14px;padding:11px 14px;font-size:1.05rem;text-decoration:none;display:flex}.nav a:hover{background:#eef1f5}.nav a[aria-current=page]{background:var(--primary-soft);color:var(--primary-text);font-weight:600}.nav svg{flex:none;width:24px;height:24px}.sidebar-footer{gap:4px;margin-top:auto;display:grid}.main{flex-direction:column;min-width:0;display:flex}.topbar{z-index:10;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);background:#fffffff0;align-items:center;gap:16px;height:76px;padding:0 40px;display:flex;position:sticky;top:0}.topbar-title{letter-spacing:-.01em;font-size:1.35rem;font-weight:650}.topbar-actions{align-items:center;gap:12px;margin-left:auto;display:flex}.mobile-brand,.mobile-menu{display:none}.content{width:100%;max-width:1200px;padding:32px 40px 64px}.test-banner{background:var(--warning-soft);color:var(--warning-text);border-bottom:1px solid #f3dfb8;padding:8px 40px;font-size:.9rem;display:block}.avatar{color:#2a313c;background:#eef0f3;border-radius:999px;flex:none;place-items:center;width:44px;height:44px;font-size:.95rem;font-weight:600;display:inline-grid;overflow:hidden}.avatar.sm{width:30px;height:30px;font-size:.75rem}.avatar-photo{object-fit:cover;width:100%;height:100%;display:block}.account-menu{position:relative}.account-menu summary{cursor:pointer;border-radius:999px;align-items:center;gap:6px;list-style:none;display:flex}.account-menu summary::-webkit-details-marker{display:none}.menu-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);min-width:220px;padding:8px;position:absolute;top:calc(100% + 8px);right:0;box-shadow:0 12px 32px #1118271f}.menu-panel a,.menu-panel button{text-align:left;cursor:pointer;background:0 0;border:0;border-radius:8px;width:100%;padding:9px 12px;text-decoration:none;display:block}.menu-panel a:hover,.menu-panel button:hover{background:#f2f4f7}.menu-panel .menu-meta{border-bottom:1px solid var(--border);color:var(--text-muted);margin-bottom:6px;padding:8px 12px 10px;font-size:.9rem}.btn{cursor:pointer;white-space:nowrap;border:1px solid #0000;border-radius:10px;justify-content:center;align-items:center;gap:8px;min-height:44px;padding:0 18px;font-weight:600;text-decoration:none;transition:background-color .15s,border-color .15s;display:inline-flex}.btn svg{width:20px;height:20px}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-soft{background:var(--primary-soft);color:var(--primary-text)}.btn-soft:hover{background:#dbe7fd}.btn-outline{border-color:var(--border-strong);color:var(--primary-text);background:#fff}.btn-outline:hover{background:#f6f9ff}.btn-ghost{color:var(--text);background:0 0}.btn-ghost:hover{background:#f2f4f7}.btn-danger{color:var(--danger-text);background:#fff;border-color:#f1c4c0}.btn-danger:hover{background:var(--danger-soft)}.btn-lg{min-height:52px;padding:0 24px;font-size:1.05rem}.btn-sm{min-height:36px;padding:0 12px;font-size:.9rem}.btn[disabled],.btn[aria-disabled=true]{opacity:.55;cursor:not-allowed}.btn-block{width:100%}.hero-title{letter-spacing:-.035em;font-size:clamp(2rem,4.6vw,3.2rem);font-weight:800}.hero-sub{color:var(--text-muted);margin-top:8px;font-size:clamp(1.05rem,2vw,1.35rem)}.page-title{letter-spacing:-.03em;font-size:clamp(1.7rem,3.4vw,2.3rem);font-weight:780}.page-sub{color:var(--text-muted);margin-top:6px;font-size:1.05rem}.section{margin-top:36px}.section-head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:16px;display:flex}.section-title{letter-spacing:-.02em;font-size:1.5rem;font-weight:720}.muted{color:var(--text-muted)}.soft{color:var(--text-soft)}.small{font-size:.9rem}.stack{gap:16px;display:grid}.row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.search{margin-top:28px;position:relative}.search svg{color:#5b6472;pointer-events:none;width:22px;height:22px;position:absolute;top:50%;left:18px;transform:translateY(-50%)}.search input{border:1px solid var(--border-strong);width:100%;height:60px;box-shadow:var(--shadow);background:#fff;border-radius:14px;padding:0 120px 0 54px;font-size:1.1rem}.search input:focus{border-color:var(--primary);box-shadow:var(--focus);outline:none}.search .btn{min-height:44px;position:absolute;top:8px;right:8px}.chips{flex-wrap:wrap;gap:10px;margin-top:18px;display:flex}.chip{border:1px solid var(--border-strong);color:#222a35;background:#fff;border-radius:999px;align-items:center;min-height:40px;padding:0 18px;font-size:.98rem;text-decoration:none;display:inline-flex}.chip:hover{background:#f6f8fb}.chip[aria-current=true]{background:var(--primary-soft);color:var(--primary-text);border-color:#0000;font-weight:600}.chips.compact .chip{min-height:36px;padding:0 16px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.card-pad{padding:20px}.grid-3{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px;display:grid}.grid-2{grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:18px;display:grid}.quiz-card{flex-direction:column;min-height:270px;padding:18px;display:flex;position:relative}.quiz-card .card-corner{position:absolute;top:16px;right:16px}.quiz-card .tile{width:132px;height:112px;font-size:3.4rem}.quiz-card h3{letter-spacing:-.01em;margin-top:16px;font-size:1.12rem;font-weight:650}.quiz-card h3 a{text-decoration:none}.quiz-card h3 a:after{content:"";border-radius:var(--radius);position:absolute;inset:0}.quiz-card .meta{color:var(--text-muted);margin-top:4px;font-size:.95rem}.quiz-card .card-foot{justify-content:space-between;align-items:center;gap:10px;margin-top:auto;padding-top:14px;display:flex}.byline{color:var(--text-muted);align-items:center;gap:8px;min-width:0;font-size:.95rem;display:flex}.byline span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.tile{border-radius:12px;flex:none;place-items:center;display:grid}.tile-sm{width:88px;height:88px;font-size:2.6rem}.tile-xs{border-radius:10px;width:52px;height:52px;font-size:1.6rem}.price{border-radius:8px;align-items:center;min-height:36px;padding:0 14px;font-size:1rem;font-weight:650;display:inline-flex}.price-free{background:var(--success-soft);color:var(--success-text)}.price-paid{background:var(--primary-soft);color:var(--primary-text)}.badge{color:#3b4452;background:#eef0f3;border-radius:999px;align-items:center;gap:6px;padding:2px 10px;font-size:.8rem;font-weight:600;display:inline-flex}.badge-live{background:var(--success-soft);color:var(--success-text)}.badge-draft{color:#3b4452;background:#eef0f3}.badge-warn{background:var(--warning-soft);color:var(--warning-text)}.badge-demo{color:#5b3cc4;background:#f3eefe}.progress-row{align-items:center;gap:18px;padding:16px;display:flex}.progress-row .info{flex:1;min-width:0}.progress-row h3{text-overflow:ellipsis;white-space:nowrap;font-size:1.1rem;font-weight:650;overflow:hidden}.bar{background:#e9edf2;border-radius:999px;max-width:260px;height:8px;margin-top:10px;overflow:hidden}.bar>span{background:var(--primary);border-radius:999px;height:100%;display:block}.cta-strip{align-items:center;gap:22px;margin-top:28px;padding:18px 24px;display:flex}.cta-strip img{width:64px;height:64px}.cta-strip .divider{background:var(--border);align-self:stretch;width:1px}.cta-strip .text{flex:1;min-width:0}.cta-strip h2{font-size:1.2rem;font-weight:650}.empty{text-align:center;color:var(--text-muted);border:1px dashed var(--border-strong);border-radius:var(--radius);padding:36px 24px}.empty h2,.empty h3{color:var(--text);margin-bottom:6px;font-size:1.2rem}.notice{border-radius:var(--radius);border:1px solid var(--border);background:#f8fafc;padding:14px 16px}.notice-info{background:var(--primary-soft);color:#183e8a;border-color:#cddcfb}.notice-success{background:var(--success-soft);color:#0f5a29;border-color:#c4e8cf}.notice-warn{background:var(--warning-soft);color:#6e4300;border-color:#f3dfb8}.notice-error{background:var(--danger-soft);color:#8f1c13;border-color:#f5c9c4}.notice ul{margin:6px 0 0;padding-left:20px}.field{gap:6px;display:grid}.field label,.field .label{font-size:.95rem;font-weight:600}.field .hint{color:var(--text-soft);font-size:.85rem}.field .error{color:var(--danger-text);font-size:.88rem}.input,.select,.textarea{border:1px solid var(--border-strong);background:#fff;border-radius:10px;width:100%;min-height:44px;padding:10px 12px}.textarea{resize:vertical;min-height:88px}.input:focus,.select:focus,.textarea:focus{border-color:var(--primary);box-shadow:var(--focus);outline:none}.input[aria-invalid=true]{border-color:#e2817a}.form-grid{grid-template-columns:2fr 1fr 1fr;gap:18px;display:grid}.form-grid .span-all{grid-column:1/-1}.money-input{position:relative}.money-input span{color:var(--text-muted);position:absolute;top:50%;left:12px;transform:translateY(-50%)}.money-input .input{padding-left:26px}.editor-layout{grid-template-columns:minmax(0,1fr) 320px;align-items:start;gap:24px;display:grid}.editor-aside{gap:16px;display:grid;position:sticky;top:100px}.question-card{padding:20px}.question-head{justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;display:flex}.question-head h3{font-size:1.05rem}.choice-row{grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:10px;display:grid}.choice-row input[type=radio]{width:20px;height:20px;accent-color:var(--primary)}.icon-btn{cursor:pointer;width:36px;height:36px;color:var(--text-muted);background:0 0;border:1px solid #0000;border-radius:8px;place-items:center;display:inline-grid}.icon-btn:hover{color:var(--text);background:#f2f4f7}.icon-btn svg{width:18px;height:18px}.split-table{border-collapse:collapse;width:100%;font-size:.95rem}.split-table td{padding:6px 0}.split-table td:last-child{text-align:right;font-variant-numeric:tabular-nums;font-weight:600}.quiz-hero{align-items:flex-start;gap:24px;display:flex}.quiz-hero .tile{width:140px;height:140px;font-size:4rem}.detail-layout{grid-template-columns:minmax(0,1fr) 340px;align-items:start;gap:24px;margin-top:28px;display:grid}.detail-layout.detail-layout-single{grid-template-columns:minmax(0,1fr)}.purchase-card{gap:14px;padding:22px;display:grid;position:sticky;top:100px}.purchase-card .big-price{letter-spacing:-.02em;font-size:2rem;font-weight:780}.question-list{counter-reset:q;gap:18px;margin:0;padding:0;list-style:none;display:grid}.take-question{padding:22px}.take-question legend{margin-bottom:14px;padding:0;font-size:1.1rem;font-weight:650}.take-question fieldset{border:0;min-width:0;margin:0;padding:0}.option{border:1px solid var(--border-strong);cursor:pointer;background:#fff;border-radius:10px;align-items:center;gap:12px;margin-top:10px;padding:12px 14px;display:flex}.option:hover{background:#f8fafc}.option input{width:20px;height:20px;accent-color:var(--primary);flex:none}.option:has(input:checked){border-color:var(--primary);background:#f3f7ff}.option:has(input:focus-visible){box-shadow:var(--focus)}.result-option{border:1px solid var(--border);border-radius:10px;align-items:center;gap:10px;margin-top:8px;padding:10px 14px;display:flex}.result-option.correct{background:var(--success-soft);border-color:#9fd9b0}.result-option.wrong{background:var(--danger-soft);border-color:#f1b7b1}.score-ring{border-radius:999px;flex:none;place-items:center;width:132px;height:132px;font-size:2rem;font-weight:800;display:grid}.table-wrap{overflow-x:auto}.table{border-collapse:collapse;width:100%;min-width:560px}.table th,.table td{text-align:left;border-bottom:1px solid var(--border);padding:12px 14px;font-size:.95rem}.table th{color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;font-size:.85rem;font-weight:600}.table td.num,.table th.num{text-align:right;font-variant-numeric:tabular-nums}.stat-grid{grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:16px;display:grid}.stat{padding:18px 20px}.stat .label{color:var(--text-muted);font-size:.9rem}.stat .value{letter-spacing:-.02em;font-variant-numeric:tabular-nums;margin-top:6px;font-size:1.7rem;font-weight:760}.list-row{align-items:center;gap:16px;padding:16px 18px;display:flex}.list-row+.list-row{border-top:1px solid var(--border)}.list-row .info{flex:1;min-width:0}.list-row .info h3{font-size:1.05rem;font-weight:650}.auth-wrap{background:var(--sidebar);place-items:center;min-height:100vh;padding:24px 16px;display:grid}.auth-card{gap:20px;width:100%;max-width:440px;padding:32px;display:grid}@media (max-width:1080px){.editor-layout,.detail-layout{grid-template-columns:1fr}.editor-aside,.purchase-card{position:static}.form-grid{grid-template-columns:1fr 1fr}.form-grid .title-field{grid-column:1/-1}}@media (max-width:860px){.shell{grid-template-columns:1fr}.sidebar{display:none}.topbar{gap:10px;height:64px;padding:0 16px}.topbar-title{display:none}.mobile-brand{align-items:center;gap:8px;font-size:1.15rem;font-weight:750;text-decoration:none;display:flex}.mobile-brand img{width:34px;height:34px}.mobile-menu{display:block;position:relative}.mobile-menu summary{cursor:pointer;border-radius:10px;place-items:center;width:44px;height:44px;list-style:none;display:grid}.mobile-menu summary::-webkit-details-marker{display:none}.mobile-menu .menu-panel{min-width:240px;left:0;right:auto}.mobile-menu .nav a{padding:10px 12px}.content{padding:22px 16px 48px}.test-banner{padding:8px 16px}.topbar-actions .btn-create-label{display:none}.topbar-actions{gap:6px}.topbar-actions .btn{min-height:40px;padding:0 12px}.account-menu .avatar{width:38px;height:38px}.quiz-hero{flex-direction:column}.quiz-hero .tile{width:96px;height:96px;font-size:2.8rem}.cta-strip{flex-wrap:wrap}.cta-strip .divider{display:none}}@media (max-width:420px){.mobile-brand span{display:none}}@media (max-width:560px){.form-grid,.grid-2{grid-template-columns:1fr}.search input{height:54px;padding-right:16px;font-size:1rem}.search .btn{display:none}.progress-row{flex-wrap:wrap}.progress-row .tile{display:none}.list-row{flex-wrap:wrap}.auth-card{padding:24px 18px}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}