:root{--page: #f2f5fa;--page-glow: radial-gradient(1200px 500px at 15% -10%, rgba(74, 134, 232, .13), transparent 60%);--card: #ffffff;--text: #1d2635;--text-soft: #4a5668;--muted: #8b96a8;--line: #e7ebf3;--line-strong: #d8dfeb;--accent: #4a86e8;--accent-text: #ffffff;--accent-soft: rgba(74, 134, 232, .1);--accent-softer: rgba(74, 134, 232, .06);--high: #f39c12;--low: #e2564d;--in: #4a86e8;--ann: #e74c3c;--ann-line: #e74c3c;--ann-bg: rgba(255, 255, 255, .94);--peak: #9c27b0;--shadow-sm: 0 1px 2px rgba(21, 35, 66, .05);--shadow: 0 1px 2px rgba(21, 35, 66, .04), 0 10px 30px rgba(21, 35, 66, .07);--shadow-lg: 0 20px 60px rgba(21, 35, 66, .18);--radius: 16px;--radius-sm: 10px;color-scheme:light}[data-theme=dark]{--page: #0a0e16;--page-glow: radial-gradient(1200px 500px at 15% -10%, rgba(91, 157, 255, .12), transparent 60%);--card: #111826;--text: #e8edf6;--text-soft: #b9c4d4;--muted: #8593a8;--line: #1f2839;--line-strong: #2b3548;--accent: #5b9dff;--accent-text: #071120;--accent-soft: rgba(91, 157, 255, .14);--accent-softer: rgba(91, 157, 255, .07);--high: #f5b041;--low: #ef6b60;--in: #5b9dff;--ann: #ff8577;--ann-line: #ff8577;--ann-bg: rgba(17, 24, 38, .94);--peak: #c084fc;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 12px 34px rgba(0, 0, 0, .36);--shadow-lg: 0 24px 70px rgba(0, 0, 0, .55);color-scheme:dark}*,*:before,*:after{box-sizing:border-box}[hidden]{display:none!important}html,body{margin:0;padding:0;min-height:100%}body{background:var(--page-glow),var(--page);background-attachment:fixed;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,system-ui,sans-serif;font-size:14px;line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}button,input,select{font:inherit;color:inherit}code{font-family:SF Mono,ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.9em;background:var(--accent-softer);border:1px solid var(--line);border-radius:6px;padding:1px 5px}.muted{color:var(--muted)}.small{font-size:12px}.topbar{position:sticky;top:0;z-index:40;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px clamp(16px,3vw,32px);background:var(--card);border-bottom:1px solid var(--line)}@supports (backdrop-filter: blur(6px)){.topbar{background:color-mix(in srgb,var(--card) 94%,transparent);backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px)}}.brand{display:flex;align-items:center;gap:12px;min-width:0}.brand-mark{color:var(--accent);display:inline-flex;flex:none}.brand-text h1{margin:0;font-size:16px;font-weight:650;letter-spacing:.01em}.brand-text p{margin:1px 0 0;font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.topbar-actions{display:flex;align-items:center;gap:8px;flex:none}.btn{display:inline-flex;align-items:center;gap:6px;height:36px;padding:0 14px;border-radius:10px;border:1px solid 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.leaders{cursor:crosshair}.add-hint{position:absolute;left:50%;bottom:14px;transform:translate(-50%);background:var(--accent);color:var(--accent-text);font-size:12.5px;padding:6px 14px;border-radius:999px;box-shadow:0 6px 20px #4a86e859;pointer-events:none;animation:pop .18s ease}.ann-card{padding:14px 18px 16px}.ann-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.ann-head h2{margin:0;font-size:14.5px;font-weight:620}.ann-head-actions{display:flex;gap:6px;align-items:center}.empty-note{font-size:12.5px;line-height:1.6;margin:6px 0 2px;max-width:780px}.ann-list{margin-top:8px;display:flex;flex-direction:column;gap:4px}.ann-item{display:flex;align-items:center;gap:10px;padding:7px 10px;border-radius:var(--radius-sm);border:1px solid transparent;transition:background .14s ease,border-color .14s ease}.ann-item:hover{background:var(--accent-softer)}.ann-item.is-selected{background:var(--accent-soft);border-color:color-mix(in srgb,var(--accent) 30%,transparent)}.ann-item-time{width:84px;flex:none;border:1px solid transparent;background:transparent;border-radius:7px;padding:3px 6px;font-variant-numeric:tabular-nums;font-weight:600;color:var(--ann);cursor:pointer}.ann-item-time:hover,.ann-item-time:focus{border-color:var(--line-strong);background:var(--card);outline:none}.ann-item-text{flex:1;min-width:0;cursor:text;border-bottom:1px dashed transparent;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ann-item-text:hover{border-bottom-color:var(--line-strong)}.ann-item-input{flex:1;min-width:0;border:1px solid var(--accent);border-radius:7px;padding:3px 8px;background:var(--card);outline:none}.ann-item-del{border:0;background:none;color:var(--muted);cursor:pointer;font-size:16px;line-height:1;padding:0 4px;border-radius:6px;flex:none}.ann-item-del:hover{color:var(--low);background:color-mix(in srgb,var(--low) 10%,transparent)}.empty-state{display:flex;justify-content:center;padding:clamp(30px,8vh,90px) 16px}.empty-card{width:min(640px,100%);text-align:center;background:var(--card);border:1.5px dashed var(--line-strong);border-radius:22px;padding:clamp(26px,5vw,46px) clamp(20px,4vw,44px);box-shadow:var(--shadow)}.empty-icon{width:46px;height:46px;margin:0 auto 16px;border-radius:14px;background:var(--accent-soft);color:var(--accent);font-size:22px;display:grid;place-items:center}.empty-card h2{margin:0 0 8px;font-size:20px;font-weight:650}.empty-card>p{margin:0 auto;max-width:460px;font-size:13px}.pending-ann{margin:14px auto 0;max-width:460px;padding:8px 14px;border-radius:10px;background:var(--accent-soft);color:var(--accent);font-size:12.5px}.empty-actions{display:flex;gap:10px;justify-content:center;margin:22px 0 18px}.empty-tips{text-align:left;display:inline-flex;flex-direction:column;gap:6px;margin:0;padding:0 0 0 18px;font-size:12.5px;line-height:1.6}.drop-overlay{position:fixed;inset:0;z-index:90;background:color-mix(in srgb,var(--accent) 12%,transparent);backdrop-filter:blur(3px);display:grid;place-items:center}.drop-inner{padding:18px 34px;border-radius:16px;border:2px dashed var(--accent);background:var(--card);color:var(--accent);font-size:16px;font-weight:600;box-shadow:var(--shadow-lg)}.toast-host{position:fixed;left:50%;bottom:26px;transform:translate(-50%);z-index:120;display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none;width:min(560px,calc(100vw - 32px))}.toast{max-width:100%;padding:9px 16px;border-radius:999px;background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow-lg);font-size:13px;animation:toast-in .22s ease;text-align:center}.toast.success{border-color:color-mix(in srgb,var(--in) 40%,transparent);color:var(--in)}.toast.warn{border-color:color-mix(in srgb,var(--high) 45%,transparent);color:var(--high)}.toast.error{border-color:color-mix(in srgb,var(--low) 45%,transparent);color:var(--low)}@keyframes toast-in{0%{opacity:0;transform:translateY(8px)}}@media(max-width:1080px){.workspace{grid-template-columns:minmax(0,1fr)}.sidebar{position:static;flex-direction:row;gap:12px;align-items:stretch}.side-block{flex:1;min-width:0}.side-block:first-child{flex:2}.day-list{display:flex;gap:8px;overflow-x:auto;max-height:none;padding-bottom:4px}.day-item{flex:none;min-width:118px;border:1px solid var(--line)}.day-item.is-active{border-color:var(--accent)}}@media(max-width:720px){.brand-text p{display:none}.brand-text{min-width:0}.brand-text h1{font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.topbar{padding:10px 14px;flex-wrap:wrap;gap:10px}.topbar-actions{flex:1 1 auto;justify-content:flex-end;flex-wrap:wrap}.chart-tools{width:100%}.readout{display:none}.sidebar{flex-direction:column}.stats{gap:14px;padding:10px 12px}.stat-row{gap:14px}.ann-item-time{width:76px}.chart-card{padding:14px 12px 8px}.ann-card{padding:12px 14px 14px}}@media print{.topbar,.sidebar,.chart-tools,.ann-head-actions{display:none}}