:root{--surface: #fcfcfb;--page: #f9f9f7;--text-primary: #0b0b0b;--text-secondary: #52514e;--muted: #898781;--grid: #e1e0d9;--baseline: #c3c2b7;--border: rgba(11, 11, 11, .1);--series-1: #2a78d6;--series-6: #e34948;--accent-bg: rgba(42, 120, 214, .1)}@media(prefers-color-scheme:dark){:root{--surface: #1a1a19;--page: #0d0d0d;--text-primary: #ffffff;--text-secondary: #c3c2b7;--muted: #898781;--grid: #2c2c2a;--baseline: #383835;--border: rgba(255, 255, 255, .1);--series-1: #3987e5;--series-6: #e66767;--accent-bg: rgba(57, 135, 229, .18)}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:system-ui,-apple-system,Segoe UI,Hiragino Sans,sans-serif;background:var(--page);color:var(--text-primary)}.app{min-height:100vh;display:flex;flex-direction:column}.header{display:flex;align-items:baseline;gap:16px;padding:16px 24px;border-bottom:1px solid var(--border);background:var(--surface);flex-wrap:wrap}.header h1{font-size:18px;font-weight:700}.updated{font-size:12px;color:var(--muted)}.body{display:flex;flex:1;min-height:0}.sidebar{width:240px;flex-shrink:0;padding:16px 12px;border-right:1px solid var(--border);overflow-y:auto}.nav-group{margin-bottom:16px}.nav-group-title{font-size:11px;font-weight:700;color:var(--muted);letter-spacing:.06em;padding:4px 10px}.nav-item{display:block;width:100%;text-align:left;padding:7px 10px;border:none;background:none;border-radius:6px;font-size:13px;color:var(--text-secondary);cursor:pointer;line-height:1.4}.nav-item:hover{background:var(--accent-bg)}.nav-item.active{background:var(--accent-bg);color:var(--text-primary);font-weight:600}.main{flex:1;padding:24px;min-width:0}.series-header h2{font-size:20px;margin-bottom:6px}.description{font-size:13px;color:var(--text-secondary);line-height:1.6;max-width:720px}.source{color:var(--muted)}.controls{display:flex;gap:20px;align-items:center;flex-wrap:wrap;margin:18px 0 12px}.control-group{display:flex;gap:6px;align-items:center}.preset,.toggle{padding:5px 12px;border:1px solid var(--border);background:var(--surface);border-radius:6px;font-size:12px;color:var(--text-secondary);cursor:pointer}.preset:hover,.toggle:hover{background:var(--accent-bg)}.toggle.active{background:var(--series-1);color:#fff;border-color:var(--series-1)}.toggle-pair{display:flex;gap:0}.toggle-pair .toggle:first-child{border-radius:6px 0 0 6px}.toggle-pair .toggle:last-child{border-radius:0 6px 6px 0}.control-group label{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-secondary)}.control-group input{width:72px;padding:5px 8px;border:1px solid var(--border);border-radius:6px;background:var(--surface);color:var(--text-primary);font-size:13px}.chart-wrap{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:16px 8px 8px}.stats{display:flex;gap:12px;margin-top:14px;flex-wrap:wrap}.stat{flex:1;min-width:150px;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:12px 16px}.stat-label{font-size:11px;color:var(--muted);margin-bottom:4px}.stat-value{font-size:22px;font-weight:700}.stat-value.small{font-size:15px;font-weight:600}.loading{padding:48px;color:var(--text-secondary);font-size:14px;line-height:1.8}@media(max-width:760px){.body{flex-direction:column}.sidebar{width:100%;border-right:none;border-bottom:1px solid var(--border);display:flex;gap:8px;overflow-x:auto}.nav-group{margin-bottom:0;min-width:160px}.main{padding:16px}}