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.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-2)}.app-dark .tabs{background:var(--surface);border-color:var(--line)}.app-dark .tabs button{color:var(--slate)}.app-dark .tabs button.on,.app-dark .chip.on{background:var(--surface-container);color:var(--heading);border-color:var(--line-2);box-shadow:inset 0 -2px 0 var(--orange)}.app-dark .chip{background:transparent;color:var(--slate);border-color:var(--line-2)}.app-dark .badge.dark{background:var(--surface-container);border-color:var(--line-2);color:var(--heading)}.app-dark .card{background:var(--surface);border-color:var(--line)}.app-dark .page-head h1,.app-dark .section-title,.app-dark h3,.app-dark h4{color:var(--heading)}.app-dark .notice{color:var(--ink-2)}.app-dark .review-choice.correct{color:#bbf7d0}.app-dark .review-choice.wrong{color:#fecaca}.app-dark .dev-note{color:#fde68a}.app-dark .tg-box{background:#2aabee1a;border-color:#2aabee4d}.app-dark .toast,.toast{background:#1f222a;color:#fff;border:1px solid rgba(255,255,255,.12)}.app-dark .exam-card .exam-icon{background:var(--orange-light)}.app-dark .exam-card .corner{color:#ff5a0014}.app-dark .exam-card.soon{background:repeating-linear-gradient(135deg,#16181e,#16181e 12px,#181a21 12px,#181a21 24px)}.app-dark .exam-card:hover{box-shadow:0 30px 60px -30px #ff5a0059}.app-dark .tbl tbody tr:hover{background:#ffffff05}.app-dark .modal{background:var(--surface);border:1px solid var(--line-2)}.app-dark .modal-backdrop{background:#0009}.app-dark select.input option{background:var(--surface)}.app-dark .admin-code{color:var(--orange-3)}.app-dark .sch-lock{background:var(--surface-container)}.app-dark .spinner{border-color:#ff5a0026;border-top-color:var(--orange)}.app-dark.auth{background:var(--bg)}.app-dark .auth-aside{background:#0a0b0e}.app-dark .auth-main{background:radial-gradient(700px 400px at 70% 0%,rgba(255,90,0,.07),transparent 60%),var(--bg)}.app-dark .auth-card h1{color:var(--heading)}.app-dark .seg{background:var(--surface);border:1px solid var(--line)}.app-dark .seg button.on{background:var(--surface-container)}.app-dark .auth-mobile-logo .logo-text{color:var(--heading)}.pf{display:flex;flex-direction:column;gap:18px}.pf-hero{overflow:hidden;padding:0}.pf-cover{height:120px;background:var(--cover);border-bottom:1px solid var(--line)}.pf-hero-body{display:flex;align-items:flex-end;gap:18px;padding:0 26px;margin-top:-44px;flex-wrap:wrap}.pf-avatar{width:96px;height:96px;border-radius:28px;background:var(--grad);color:#fff;display:grid;place-items:center;font-family:var(--font-heading);font-size:2rem;font-weight:900;border:4px solid var(--surface);box-shadow:0 20px 40px -18px #ff5a00cc;flex-shrink:0}.pf-id{flex:1;min-width:240px;padding-bottom:4px}.pf-id h1{font-size:clamp(1.4rem,2.4vw,1.9rem);font-weight:900;color:var(--heading)}.pf-id h1 .muted{font-weight:600;font-size:.7em}.pf-meta{display:flex;flex-wrap:wrap;gap:8px 16px;margin-top:8px;color:var(--slate);font-size:.86rem}.pf-meta>span{display:inline-flex;align-items:center;gap:5px}.pf-meta .ms{font-size:1.05rem;color:var(--muted)}.pf-meta .pf-verified{color:#2aabee}.pf-edit{margin-bottom:6px}.pf-tabs{display:flex;gap:4px;padding:16px 20px 0;margin-top:14px;border-top:1px solid var(--line);overflow-x:auto}.pf-tabs button{display:inline-flex;align-items:center;gap:6px;border:0;background:none;color:var(--muted);font-weight:600;font-size:.9rem;padding:10px 14px 14px;border-bottom:2px solid transparent;white-space:nowrap}.pf-tabs button:hover{color:var(--heading)}.pf-tabs button.on{color:var(--heading);border-bottom-color:var(--orange)}.pf-tabs button.on .ms{color:var(--orange)}.pf-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.pf-stat{position:relative;padding:18px 20px;display:flex;flex-direction:column;gap:4px;overflow:hidden}.pf-stat small{font-size:.76rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.pf-stat b{font-family:var(--font-heading);font-size:2rem;font-weight:900;color:var(--heading)}.pf-stat>span.muted{font-size:.8rem}.pf-stat-ico{position:absolute;right:14px;top:14px;width:38px;height:38px;border-radius:12px;display:grid!important;place-items:center;background:var(--orange-light);color:var(--orange);font-size:1.2rem!important}.pf-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.pf-panel{padding:20px 22px}.pf-panel-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}.pf-panel-head h3{font-size:1.02rem;font-weight:800}.pf-more{display:inline-flex;align-items:center;font-size:.82rem;font-weight:700;color:var(--orange)}.lc{width:100%;height:auto;display:block}.lc-grid{stroke:var(--grid)}.lc-tick{fill:var(--muted);font-size:11px;font-family:var(--font-body)}.lc-legend{display:flex;gap:12px;font-size:.78rem;color:var(--slate)}.lc-legend span{display:inline-flex;align-items:center;gap:6px}.lc-legend i{width:10px;height:10px;border-radius:3px}.pf-chart-empty{height:200px;border:1px dashed var(--line-2);border-radius:14px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--muted);font-size:.88rem;text-align:center;padding:16px}.pf-chart-empty .ms{font-size:2rem;color:var(--orange)}.pf-chart-empty:hover{border-color:var(--orange-line);color:var(--ink)}.pf-bars{display:flex;flex-direction:column;gap:14px}.pf-bar-top{display:flex;justify-content:space-between;font-size:.86rem;color:var(--slate);margin-bottom:6px}.pf-bar-top b{color:var(--heading);font-family:var(--font-heading)}.pf-track{height:8px;border-radius:999px;background:var(--surface-container);overflow:hidden}.pf-track div{height:100%;border-radius:999px;background:var(--grad);transition:width .8s var(--ease)}.pf-recent{display:flex;flex-direction:column}.pf-recent-row{display:flex;align-items:center;gap:12px;padding:10px 8px;border-radius:12px}.pf-recent-row:hover{background:var(--surface-hover)}.pf-recent-main{flex:1;min-width:0;display:flex;flex-direction:column}.pf-recent-main b{font-size:.9rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--heading)}.pf-recent-main small{font-size:.76rem;color:var(--muted)}.rt-ico{width:36px;height:36px;flex-shrink:0;border-radius:11px;display:grid;place-items:center;background:var(--surface-container);color:var(--slate)}.rt-ico.sat{background:#ff7a1a24;color:#ff8a3d}.rt-ico.ielts{background:#7aa2ff24;color:#7aa2ff}.rt-ico.open{background:var(--success-bg);color:var(--success)}.pf-mock-hint{margin-top:10px;display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:12px;background:var(--orange-light);color:var(--orange-3);font-size:.86rem;font-weight:600}.pf-mock-hint .ms:last-child{margin-left:auto}.pf-empty{padding:48px 24px;text-align:center}.pf-empty>.ms{font-size:2.6rem;color:var(--orange)}.pf-empty h3{font-size:1.3rem;font-weight:900;margin:8px 0 6px}.pf-panel.form{gap:12px}.app-dark .input:disabled{opacity:.6}.rt-head{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:18px 20px;flex-wrap:wrap}.rt-head h3{font-size:1.05rem;font-weight:800}.rt-filters{display:flex;gap:6px;flex-wrap:wrap}.rt-test{display:flex;align-items:center;gap:12px}@media (max-width: 1100px){.pf-stats{grid-template-columns:1fr 1fr}}@media (max-width: 900px){.pf-grid{grid-template-columns:1fr}}@media (max-width: 520px){.pf-stats{grid-template-columns:1fr}.pf-hero-body{padding:0 16px}}.app-dark .admin{grid-template-columns:1fr}.app-dark .admin-side{position:static;flex-direction:row;flex-wrap:wrap;padding:6px}.app-dark .admin-side-head{display:none}.app-dark .admin-link{color:var(--slate)}.app-dark .admin-link:hover{background:var(--surface-hover);color:var(--heading)}.app-dark .admin-link.on{background:var(--surface-container);color:var(--heading);box-shadow:inset 0 -2px 0 var(--orange)}.app-dark .admin-h1{color:var(--heading)}.tt{display:grid;grid-template-columns:1fr 1fr;gap:3px;padding:3px;border-radius:12px;background:var(--surface-container);border:1px solid var(--line)}.tt button{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;background:none;color:var(--muted);font-size:.82rem;font-weight:600;padding:7px 8px;border-radius:9px}.tt button .ms{font-size:1.05rem}.tt button.on{background:var(--surface);color:var(--heading);box-shadow:0 2px 8px -4px #00000059}.tt button.on .ms{color:var(--orange)}.sb.collapsed .tt{display:none}.sb-theme-compact{display:none;margin:0 auto}.sb.collapsed .sb-theme-compact{display:grid}@media (max-width: 900px){.sb .tt{display:grid}.sb .sb-theme-compact{display:none}}.auth-theme{position:absolute;top:16px;right:16px;z-index:5;width:170px}.auth-main{position:relative}.pf-cover{position:relative;height:136px}.pf-edit{position:absolute;top:14px;right:14px;display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.35);background:#ffffff2e;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:var(--heading);font-weight:700;font-size:.82rem;margin:0}.pf-edit:hover{background:#ffffff4d}.pf-hero-body{align-items:flex-end;gap:20px;padding:0 28px;margin-top:-48px}.pf-avatar{width:104px;height:104px;border-radius:30px;font-size:2.1rem}.pf-id{padding-bottom:6px}.pf-kicker{display:inline-block;font-size:.7rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--orange);background:var(--orange-light);border:1px solid var(--orange-line);border-radius:999px;padding:3px 10px;margin-bottom:8px}.pf-id h1{font-size:clamp(1.4rem,2.2vw,1.75rem);font-weight:800;letter-spacing:-.01em;line-height:1.15;color:var(--heading)}.pf-sub{margin-top:4px;color:var(--muted);font-size:.92rem}.pf-info{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:12px;padding:22px 28px 4px}.pf-info-item{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:14px;background:var(--surface-soft);border:1px solid var(--line);min-width:0}.pf-info-item>div{min-width:0;display:flex;flex-direction:column}.pf-info-item small{font-size:.72rem;font-weight:600;color:var(--muted)}.pf-info-item b{display:flex;align-items:center;gap:4px;font-size:.92rem;font-weight:700;color:var(--heading);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.pf-info-ico{width:38px;height:38px;flex-shrink:0;border-radius:11px;display:grid!important;place-items:center;background:var(--orange-light);color:var(--orange);font-size:1.2rem!important}.pf-verified{color:#2aabee;font-size:1.05rem}.pf-tabs{margin-top:18px}@media (max-width: 520px){.pf-hero-body{padding:0 16px;gap:14px}.pf-avatar{width:84px;height:84px;font-size:1.7rem}.pf-info{padding:18px 16px 4px}}.pf-hero-body{position:relative;z-index:1}