@import "https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Sans:wght@300;400;500;600&display=swap";:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--heading:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:18px/145% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}@media (prefers-color-scheme:dark){:root{--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}#social .button-icon{filter:invert()brightness(2)}}body{margin:0}#root{text-align:center;border-inline:1px solid var(--border);box-sizing:border-box;flex-direction:column;width:1126px;max-width:100%;min-height:100svh;margin:0 auto;display:flex}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}h1{letter-spacing:-1.68px;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px;line-height:118%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}:root{--primary:#6c63ff;--primary-dark:#5a52e0;--primary-light:#ede9ff;--accent:#ff6584;--success:#10b981;--warning:#f59e0b;--danger:#ef4444;--bg:#f8f7ff;--surface:#fff;--surface2:#f3f4f6;--border:#e5e7eb;--text:#111827;--text2:#6b7280;--text3:#9ca3af;--shadow:0 4px 24px #6c63ff14;--shadow-lg:0 12px 40px #6c63ff26;--radius:16px;--radius-sm:10px}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:DM Sans,sans-serif;line-height:1.6}h1,h2,h3,h4{font-family:Syne,sans-serif}.layout{min-height:100vh;display:flex}.sidebar{background:var(--surface);border-right:1px solid var(--border);flex-direction:column;width:260px;height:100vh;padding:24px 0;display:flex;position:fixed;top:0;left:0}.sidebar-logo{border-bottom:1px solid var(--border);margin-bottom:16px;padding:0 24px 24px}.sidebar-logo h2{background:linear-gradient(135deg, var(--primary), var(--accent));-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:22px}.sidebar-logo p{color:var(--text3);font-size:12px}.sidebar-nav{flex:1;padding:0 12px}.nav-item{border-radius:var(--radius-sm);cursor:pointer;color:var(--text2);text-align:left;background:0 0;border:none;align-items:center;gap:12px;width:100%;margin-bottom:4px;padding:12px 16px;font-size:14px;font-weight:500;transition:all .2s;display:flex}.nav-item:hover{background:var(--primary-light);color:var(--primary)}.nav-item.active{background:var(--primary);color:#fff}.nav-item .icon{text-align:center;width:20px;font-size:18px}.sidebar-footer{border-top:1px solid var(--border);padding:16px 24px}.user-card{align-items:center;gap:10px;display:flex}.user-avatar{background:linear-gradient(135deg, var(--primary), var(--accent));color:#fff;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;font-size:14px;font-weight:700;display:flex}.user-info p{font-size:13px;font-weight:600}.user-info span{color:var(--text3);font-size:11px}.logout-btn{width:100%;color:var(--danger);border-radius:var(--radius-sm);cursor:pointer;background:#fee2e2;border:none;margin-top:12px;padding:10px;font-size:13px;font-weight:600;transition:all .2s}.logout-btn:hover{background:var(--danger);color:#fff}.main{flex:1;margin-left:260px}.page-header{margin-bottom:32px;padding:32px 32px 0}.page-header h1{margin-bottom:4px;font-size:28px}.page-header p{color:var(--text2);font-size:14px}.content{padding:0 32px 32px}.card{background:var(--surface);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow);margin-bottom:20px;padding:24px}.card-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.card-title{font-size:16px;font-weight:700}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px;display:grid}.stat-card{background:var(--surface);border-radius:var(--radius);border:1px solid var(--border);padding:20px}.stat-card .stat-icon{margin-bottom:8px;font-size:28px}.stat-card .stat-value{font-family:Syne,sans-serif;font-size:28px;font-weight:800}.stat-card .stat-label{color:var(--text2);margin-top:2px;font-size:12px}.sub-card{background:var(--surface);border-radius:var(--radius);border:1px solid var(--border);margin-bottom:16px;transition:box-shadow .2s;overflow:hidden}.sub-card:hover{box-shadow:var(--shadow-lg)}.sub-card-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.sub-type-badge{letter-spacing:.5px;border-radius:20px;padding:4px 10px;font-size:11px;font-weight:700}.speaking{color:var(--primary);background:#ede9ff}.writing{color:var(--success);background:#d1fae5}.status-badge{border-radius:20px;padding:4px 12px;font-size:11px;font-weight:700}.pending{color:var(--warning);background:#fef3c7}.reviewed{color:var(--success);background:#d1fae5}.sub-card-body{padding:16px 20px}.btn{border-radius:var(--radius-sm);cursor:pointer;border:none;align-items:center;gap:8px;padding:10px 20px;font-size:14px;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px)}.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-danger{background:var(--danger);color:#fff}.btn-success{background:var(--success);color:#fff}.btn-outline{border:1.5px solid var(--border);color:var(--text2);background:0 0}.btn-outline:hover{border-color:var(--primary);color:var(--primary)}.btn-sm{padding:6px 14px;font-size:12px}.btn-full{justify-content:center;width:100%}.form-group{margin-bottom:16px}.form-label{color:var(--text);margin-bottom:6px;font-size:13px;font-weight:600;display:block}.form-input,.form-select,.form-textarea{border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);width:100%;color:var(--text);outline:none;padding:12px 14px;font-family:DM Sans,sans-serif;font-size:14px;transition:border-color .2s}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--primary)}.form-textarea{resize:vertical;min-height:100px}.tabs{border-bottom:2px solid var(--border);gap:4px;margin-bottom:24px;display:flex}.tab{cursor:pointer;color:var(--text2);background:0 0;border:none;border-bottom:2px solid #0000;margin-bottom:-2px;padding:10px 20px;font-size:14px;font-weight:600;transition:all .2s}.tab.active{color:var(--primary);border-bottom-color:var(--primary)}.tab:hover{color:var(--primary)}.badge{background:var(--accent);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;font-size:11px;font-weight:700;display:inline-flex}audio{border-radius:8px;width:100%;margin-top:8px}.record-btn{cursor:pointer;border:none;border-radius:50px;align-items:center;gap:10px;padding:14px 24px;font-size:15px;font-weight:700;transition:all .2s;display:flex}.record-btn.idle{color:var(--danger);background:#fee2e2}.record-btn.recording{background:var(--danger);color:#fff;animation:1.5s infinite pulse}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.9;transform:scale(1.03)}}.review-box{border-radius:var(--radius);background:linear-gradient(135deg,#ede9ff,#fce7f3);margin-top:16px;padding:20px}.review-score{color:var(--primary);font-family:Syne,sans-serif;font-size:36px;font-weight:800}.table{border-collapse:collapse;width:100%}.table th{text-align:left;color:var(--text2);text-transform:uppercase;letter-spacing:.5px;border-bottom:2px solid var(--border);padding:12px 16px;font-size:12px;font-weight:700}.table td{border-bottom:1px solid var(--border);padding:14px 16px;font-size:14px}.table tr:hover td{background:var(--surface2)}.empty{text-align:center;color:var(--text3);padding:60px 20px}.empty .empty-icon{margin-bottom:16px;font-size:48px}.empty h3{color:var(--text2);margin-bottom:8px;font-size:18px}.loading{justify-content:center;align-items:center;padding:40px;display:flex}.spinner{border:3px solid var(--primary-light);border-top-color:var(--primary);border-radius:50%;width:32px;height:32px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (width<=768px){.sidebar{z-index:1000;transition:transform .3s;transform:translate(-100%)}.sidebar.open{transform:translate(0)}.main{margin-left:0}.mobile-header{background:var(--surface);border-bottom:1px solid var(--border);z-index:100;justify-content:space-between;align-items:center;padding:16px 20px;position:sticky;top:0;display:flex!important}.overlay{z-index:999;background:#0006;position:fixed;inset:0;display:block!important}}@media (width>=769px){.mobile-header,.overlay{display:none!important}}.alert{border-radius:var(--radius-sm);margin-bottom:16px;padding:12px 16px;font-size:13px;font-weight:500}.alert-success{color:#065f46;background:#d1fae5}.alert-error{color:#991b1b;background:#fee2e2}.grid-2{grid-template-columns:1fr 1fr;gap:16px;display:grid}@media (width<=600px){.grid-2{grid-template-columns:1fr}}