:root{--bg-page: #ffffff;--bg-sidebar: #f9f9f9;--bg-card: #f7f7f8;--bg-glass: rgba(255, 255, 255, .72);--bg-hover: #f0f0f0;--bg-elevated: #ffffff;--accent: #4d6bfe;--accent-hover: #3f5bea;--accent-soft: #eef1ff;--accent-ring: rgba(77, 107, 254, .16);--text-primary: #1a1a1a;--text-secondary: #8a8f99;--text-on-accent: #ffffff;--border: #ececec;--border-strong: #dcdcdc;--divider: #ececec;--success: #22c55e;--danger: #ef4444;--warning: #f59e0b;--r-card: 16px;--r-btn: 10px;--r-input: 12px;--r-sheet: 16px;--r-pill: 999px;--shadow-sm: 0 1px 2px rgba(16, 20, 40, .04), 0 1px 3px rgba(16, 20, 40, .03);--shadow-md: 0 4px 12px rgba(16, 20, 40, .07), 0 2px 4px rgba(16, 20, 40, .04);--shadow-lg: 0 12px 32px rgba(16, 20, 40, .1), 0 4px 8px rgba(16, 20, 40, .05);--shadow-accent: 0 6px 20px rgba(77, 107, 254, .22);--font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;--font-mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;--fs-body: 15px;--fs-sm: 13px;--fs-xs: 12px;--fs-h1: 24px;--fs-h2: 20px;--fs-h3: 17px;--lh-body: 1.7;--dur-fast: .15s;--dur: .22s;--dur-slow: .3s;--ease-out: cubic-bezier(.22, 1, .36, 1);--ease-spring: cubic-bezier(.34, 1.56, .64, 1);--sidebar-w: 260px;--content-max: 768px;--header-h: 56px}:root[data-theme=dark]{--bg-page: #1e1e1e;--bg-sidebar: #171717;--bg-card: #2a2a2a;--bg-glass: rgba(30, 30, 30, .72);--bg-hover: #2a2a2a;--bg-elevated: #242424;--accent: #4d6bfe;--accent-hover: #5f7bff;--accent-soft: rgba(77, 107, 254, .16);--accent-ring: rgba(77, 107, 254, .28);--text-primary: #ececec;--text-secondary: #9a9da3;--text-on-accent: #ffffff;--border: #333333;--border-strong: #3f3f3f;--divider: #333333;--success: #34d399;--danger: #f87171;--warning: #fbbf24;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .36);--shadow-lg: 0 12px 32px rgba(0, 0, 0, .46);--shadow-accent: 0 6px 20px rgba(77, 107, 254, .3)}@media (prefers-color-scheme: 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132px}}.sidebar{width:var(--sidebar-w);flex-shrink:0;background:var(--bg-glass);-webkit-backdrop-filter:saturate(180%) blur(24px);backdrop-filter:saturate(180%) blur(24px);border-right:1px solid var(--border);display:flex;flex-direction:column;position:sticky;top:0;height:100vh;transition:width var(--dur) var(--ease-out),transform var(--dur-slow) var(--ease-out);z-index:40}.sidebar.collapsed{width:72px}.sidebar-brand{display:flex;align-items:center;gap:10px;padding:18px 18px 14px;min-height:64px}.sidebar-logo{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,var(--accent),#7c8cff);display:grid;place-items:center;color:#fff;font-weight:600;font-size:15px;flex-shrink:0;box-shadow:var(--shadow-accent)}.sidebar-title{font-size:16px;font-weight:600;letter-spacing:-.01em;white-space:nowrap;overflow:hidden}.sidebar-title small{display:block;font-size:11px;font-weight:400;color:var(--text-secondary);letter-spacing:0}.sidebar-nav{flex:1;overflow-y:auto;padding:6px 10px 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transparent;transition:all var(--dur) var(--ease-out)}.stat.accent{background:var(--accent-soft)}.stat-value{font-size:26px;font-weight:600;letter-spacing:-.02em;font-variant-numeric:tabular-nums;line-height:1.2}.stat.accent .stat-value{color:var(--accent)}.stat-label{font-size:12px;color:var(--text-secondary)}.row{display:flex;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid var(--divider);transition:background-color var(--dur-fast) var(--ease-out)}.row:last-child{border-bottom:none}.row.clickable{cursor:pointer}.row.clickable:hover{background:var(--bg-card)}.row-main{flex:1;min-width:0}.row-title{font-size:14px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.row-sub{font-size:12px;color:var(--text-secondary);margin-top:2px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}.row-thumb{width:44px;height:44px;border-radius:10px;object-fit:cover;background:var(--bg-card);border:1px solid 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var(--border);border-radius:12px;padding:12px;overflow-x:auto}.figure-box svg{display:block}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:24px;background:var(--bg-page)}.chart-card{padding:18px 16px 8px}.chart-tooltip{background:var(--bg-elevated);border:1px solid var(--border);border-radius:10px;padding:8px 12px;font-size:12px;box-shadow:var(--shadow-md)}.setting-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 0;border-bottom:1px solid 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