:root{color-scheme:light;--bg: #f7f8f7;--surface: #ffffff;--surface-2: #f1f3f2;--surface-3: #e8ebe9;--border: #e3e7e5;--border-strong: #d0d6d3;--text: #0d1512;--text-muted: #55635d;--text-faint: #87948e;--primary: #0f9d58;--primary-hover: #0b7d46;--primary-soft: #e8f6ee;--accent: #14b8a6;--danger: #dc2626;--danger-soft: #fdecec;--warning: #c2740a;--warning-soft: #fdf3e2;--shadow-sm: 0 1px 2px rgba(13, 21, 18, .05);--shadow-md: 0 10px 30px -14px rgba(13, 21, 18, .18);--shadow-lg: 0 24px 60px -24px rgba(13, 21, 18, .28);--radius: 13px;--font: "Inter", "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace}[data-theme=dark]{color-scheme:dark;--bg: #080b0a;--surface: #0f1412;--surface-2: #151b18;--surface-3: #1d2521;--border: #1f2724;--border-strong: #2b3531;--text: #eef4f1;--text-muted: #a0ada7;--text-faint: #6d7a74;--primary: #34d399;--primary-hover: #4ade80;--primary-soft: #0f231b;--accent: #2dd4bf;--danger: #f87171;--danger-soft: #2a1618;--warning: #fbbf24;--warning-soft: #2a2113;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow-md: 0 12px 32px -14px rgba(0, 0, 0, .7);--shadow-lg: 0 28px 70px -30px rgba(0, 0, 0, .85)}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;height:100%}body{font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none}::selection{background:var(--primary);color:#fff}.app{height:100%;display:flex;flex-direction:column}.topbar{height:56px;flex:none;display:flex;align-items:center;gap:12px;padding:0 16px;border-bottom:1px solid var(--border);background:color-mix(in srgb,var(--surface) 88%,transparent);-webkit-backdrop-filter:saturate(180%) blur(12px);backdrop-filter:saturate(180%) blur(12px);z-index:20}.brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:15px;color:var(--text);white-space:nowrap;min-width:0}.brand-sub{color:var(--text-faint);font-weight:500;margin-left:6px;font-size:12px}.brand-logo{width:28px;height:28px;border-radius:9px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;display:grid;place-items:center;font-size:14px;font-weight:800}.spacer{flex:1}.pill{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 10px;border-radius:999px;background:var(--surface-2);border:1px solid var(--border);font-size:11.5px;color:var(--text-muted);white-space:nowrap}.pill b{color:var(--text);font-weight:650}.pill-sep{color:var(--text-faint);margin:0 1px}.mini-track{width:44px;height:4px;border-radius:999px;background:var(--surface-3);overflow:hidden;display:inline-block;margin-left:2px}.quota-total{display:inline-flex;align-items:center;gap:4px}.mini-track>span{display:block;height:100%;border-radius:999px}.avatar{width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;display:grid;place-items:center;font-size:12px;font-weight:700;flex:none}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:34px;padding:0 13px;border-radius:9px;border:1px solid transparent;background:var(--surface-2);color:var(--text);font-size:13px;font-weight:550;font-family:inherit;cursor:pointer;transition:background .15s,transform .1s,opacity 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-10%,var(--primary-soft),transparent 70%)}.login-card{width:100%;max-width:400px;background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:34px 28px;box-shadow:var(--shadow-lg);text-align:center}.login-card h1{font-size:22px;margin:14px 0 8px;letter-spacing:-.02em}.login-card p{color:var(--text-muted);font-size:13.5px;line-height:1.7;margin:0 0 22px}.login-logo{width:54px;height:54px;border-radius:16px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;display:grid;place-items:center;font-size:24px;font-weight:800;margin:0 auto;box-shadow:0 10px 30px -12px color-mix(in srgb,var(--primary) 80%,transparent)}.login-hint{margin-top:16px;font-size:11.5px;color:var(--text-faint)}.error-box{background:var(--danger-soft);color:var(--danger);font-size:12.5px;padding:9px 12px;border-radius:9px;margin-bottom:14px}.upload-bar{position:fixed;bottom:16px;left:50%;transform:translate(-50%);width:min(380px,calc(100vw - 32px));background:var(--surface);border:1px solid var(--border);border-radius:11px;box-shadow:var(--shadow-lg);padding:11px 13px;z-index:60}.upload-bar-head{display:flex;justify-content:space-between;font-size:12px;color:var(--text-muted);margin-bottom:7px}.track{height:5px;border-radius:999px;background:var(--surface-3);overflow:hidden}.track>div{height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));transition:width .2s}.mobile-only{display:none}@media(max-width:760px){.topbar{gap:8px;padding:0 10px;overflow:hidden}.brand{font-size:13.5px}.brand-sub{display:none}.brand-logo{width:24px;height:24px;font-size:12px;border-radius:7px}.credits-pill{display:none}.quota-pill{font-size:10.5px;padding:0 8px;height:26px;gap:4px}.mini-track{display:none}.avatar{width:26px;height:26px;font-size:11px}.sidebar{width:100%;border-right:none}.body.editing .sidebar{display:none}.body:not(.editing) 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var(--border)}.mock-pill{font-size:10.5px;color:var(--text-muted);background:var(--surface-2);border-radius:999px;padding:4px 9px}.mock-pill.ok{color:var(--primary);background:var(--primary-soft)}.landing-section{max-width:1120px;margin:0 auto;padding:36px 20px}.landing-title{font-size:21px;letter-spacing:-.02em;margin:0 0 18px;font-weight:700}.f-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(228px,1fr));gap:14px}.f-card{padding:18px;border:1px solid var(--border);border-radius:14px;background:var(--surface);box-shadow:var(--shadow-sm)}.f-icon{width:34px;height:34px;border-radius:10px;background:var(--primary-soft);display:grid;place-items:center;font-size:16px;margin-bottom:12px}.f-card h3,.step h3{margin:0 0 6px;font-size:14.5px;letter-spacing:-.01em}.f-card p,.step 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9px}}.cta-band{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;padding:28px 30px;border-radius:18px;border:1px solid color-mix(in srgb,var(--primary) 22%,var(--border));background:linear-gradient(120deg,var(--primary-soft),transparent 70%),var(--surface)}.cta-band h2{margin:0 0 6px;font-size:20px;letter-spacing:-.02em}.cta-band p{margin:0;font-size:13.5px;line-height:1.65;color:var(--text-muted);max-width:460px}@media(max-width:640px){.cta-band{padding:22px}.cta-band .btn{width:100%}}