:root{--paper: oklch(.965 .012 86);--paper-2: oklch(.945 .014 84);--surface: oklch(.992 .006 86);--surface-2: oklch(.978 .009 85);--ink: oklch(.26 .012 70);--ink-2: oklch(.44 .012 72);--ink-3: oklch(.6 .012 74);--hairline: oklch(.9 .012 84);--green: oklch(.55 .085 158);--green-deep: oklch(.43 .078 160);--green-soft: oklch(.92 .035 158);--amber: oklch(.74 .115 66);--amber-deep: oklch(.64 .115 58);--amber-soft: oklch(.93 .045 75);--hm-0: oklch(.93 .012 84);--hm-1: oklch(.87 .045 160);--hm-2: oklch(.76 .072 159);--hm-3: oklch(.62 .085 158);--hm-4: oklch(.47 .082 160);--serif: "Songti SC", Georgia, "Noto Serif SC", serif;--sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;--r-sm: 8px;--r-md: 14px;--r-lg: 22px;--r-xl: 30px;--shadow-sm: 0 1px 2px oklch(.4 .02 70 / .05), 0 2px 8px oklch(.4 .02 70 / .04);--shadow-md: 0 2px 6px oklch(.4 .02 70 / .06), 0 10px 30px oklch(.4 .02 70 / .07);--ease: cubic-bezier(.22, .61, .36, 1);--ease-soft: cubic-bezier(.34, 1.2, .64, 1)}[data-theme=dusk]{--green: oklch(.54 .1 318);--green-deep: oklch(.42 .095 322);--green-soft: oklch(.93 .035 320);--amber: oklch(.74 .11 48);--amber-deep: oklch(.63 .115 42);--amber-soft: oklch(.93 .045 55);--hm-1: oklch(.88 .04 320);--hm-2: oklch(.76 .08 319);--hm-3: oklch(.62 .1 318);--hm-4: oklch(.47 .1 320)}[data-theme=sea]{--green: oklch(.55 .095 235);--green-deep: oklch(.43 .088 240);--green-soft: oklch(.93 .035 232);--amber: oklch(.76 .1 72);--amber-deep: oklch(.65 .105 64);--amber-soft: oklch(.94 .04 78);--hm-1: oklch(.88 .04 232);--hm-2: oklch(.76 .075 234);--hm-3: oklch(.62 .09 235);--hm-4: oklch(.47 .09 238)}[data-theme=clay]{--green: oklch(.58 .105 40);--green-deep: oklch(.46 .1 36);--green-soft: oklch(.93 .04 48);--amber: oklch(.66 .07 150);--amber-deep: oklch(.55 .07 152);--amber-soft: oklch(.92 .035 150);--hm-1: oklch(.88 .045 48);--hm-2: oklch(.78 .08 44);--hm-3: oklch(.66 .1 40);--hm-4: oklch(.52 .1 38)}html,body{background:var(--paper)}*{box-sizing:border-box}#app-shell{max-width:960px;margin:0 auto;padding:0 16px 64px;font-family:var(--sans);color:var(--ink);line-height:1.6}.page-content{padding-top:64px}.skeleton-loading{height:200px;background:var(--surface);border-radius:var(--r-md);animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.topbar{position:fixed;top:0;left:0;right:0;z-index:50;background:var(--paper);border-bottom:1px solid transparent;transition:background .3s,border-color .3s,box-shadow .3s}.topbar.scrolled{background:#f7f3ebd9;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom-color:var(--hairline);box-shadow:0 1px 4px #0000000a}.topbar-inner{max-width:960px;margin:0 auto;padding:0 16px;height:56px;display:flex;align-items:center;gap:24px}.topbar-brand{font-family:var(--serif);font-size:18px;font-weight:600;color:var(--green-deep);white-space:nowrap;margin-right:auto}.topbar-nav{display:flex;gap:4px}.topbar-nav button{padding:6px 14px;border-radius:var(--r-sm);border:none;background:transparent;color:var(--ink-2);font-size:13px;font-family:var(--sans);cursor:pointer;transition:all .2s;position:relative}.topbar-nav button:hover{color:var(--ink);background:var(--green-soft)}.topbar-nav button.active{color:var(--green-deep);font-weight:600}.topbar-nav button.active:after{content:"";position:absolute;bottom:2px;left:14px;right:14px;height:2px;background:var(--green);border-radius:1px}.sync-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--hairline);transition:background .3s}.sync-dot.fresh{background:var(--green)}.sync-dot.loading{background:var(--amber);animation:pulse 1s infinite}.page-head{padding:24px 0 16px}.page-head .greet{font-size:13px;color:var(--ink-3);margin-bottom:4px}.page-head h1{font-family:var(--serif);font-size:26px;font-weight:600;margin:0 0 8px;color:var(--ink);line-height:1.3}.card{background:var(--surface);border-radius:var(--r-md);border:1px solid var(--hairline);padding:20px;transition:box-shadow .2s}.card:hover{box-shadow:var(--shadow-sm)}.section-title{font-size:14px;font-weight:600;color:var(--ink-2);margin:0 0 16px;font-family:var(--sans)}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}@media(max-width:640px){.grid-2{grid-template-columns:1fr}}.stat-hero{display:flex;gap:16px;margin-bottom:16px}.stat-hero-main{flex:1;text-align:center;padding:28px 20px}.stat-icon-lg{font-size:32px;margin-bottom:8px}.stat-num-xl{font-size:36px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums}.stat-hero-side{display:grid;grid-template-columns:1fr;gap:12px;flex:1}.stat-hero-mini{padding:16px;display:flex;align-items:center;gap:12px}.stat-strip{display:flex;gap:12px;margin-bottom:16px;overflow-x:auto}.stat-strip-item{display:flex;align-items:center;gap:10px;flex:1;min-width:140px;background:var(--surface);border:1px solid var(--hairline);border-radius:var(--r-md);padding:14px 16px}.stat-quad{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}.stat-quad-item{padding:20px;text-align:center}.stat-num{font-size:22px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums}.stat-icon{font-size:18px}.stat-label{font-size:12px;color:var(--ink-3)}.stat-unit{font-size:12px;color:var(--ink-3);font-weight:400}.info-banner{padding:10px 16px;border-radius:var(--r-sm);font-size:13px;margin-bottom:16px}.info-banner.warn{background:oklch(.95 .03 20);color:#9c4246}.heatmap-section{margin-bottom:16px}.heatmap-container{overflow-x:auto;-webkit-overflow-scrolling:touch}.donut-wrap{display:flex;align-items:center;gap:20px;flex-wrap:wrap}.donut-legend{display:flex;flex-direction:column;gap:6px}.legend-item{display:flex;align-items:center;gap:8px;font-size:13px}.legend-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.legend-pct{margin-left:auto;color:var(--ink-3);font-size:12px}.reading-now-list{display:flex;flex-direction:column;gap:12px}.reading-now-item{display:flex;gap:12px;align-items:center}.reading-now-info{flex:1;min-width:0}.reading-now-title{font-size:14px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.reading-now-author{font-size:12px;color:var(--ink-3);margin-top:2px}.progress-bar{height:4px;background:var(--hairline);border-radius:2px;margin-top:6px;overflow:hidden}.progress-fill{height:100%;background:var(--green);border-radius:2px;transition:width .6s var(--ease)}.highlights-list{display:flex;flex-direction:column;gap:14px}.highlight-item{padding-bottom:12px;border-bottom:1px solid var(--hairline)}.highlight-item:last-child{border-bottom:none;padding-bottom:0}.highlight-quote{font-size:14px;color:var(--ink);line-height:1.6}.highlight-note{font-size:13px;color:var(--ink-2);margin-top:6px;padding-left:4px}.highlight-meta{font-size:11px;color:var(--ink-3);margin-top:6px}.finished-row{display:flex;gap:16px;overflow-x:auto;padding-bottom:4px}.finished-item{text-align:center;flex-shrink:0;width:100px}.finished-title{font-size:12px;font-weight:600;margin-top:8px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.finished-author{font-size:11px;color:var(--ink-3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.filter-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;flex-wrap:wrap;gap:8px}.filter-chips{display:flex;gap:6px;flex-wrap:wrap}.chip{padding:4px 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.15s}.book-card:hover{transform:translateY(-2px)}.book-card-info{margin-top:8px}.book-card-title{font-size:13px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.book-card-author{font-size:11px;color:var(--ink-3);margin-top:2px}.book-card-rating{font-size:10px;color:var(--amber);margin-top:2px}.overlay{position:fixed;inset:0;background:#0000004d;z-index:100;display:flex;align-items:flex-end;justify-content:center}.panel{background:var(--surface);border-radius:var(--r-lg) var(--r-lg) 0 0;padding:24px;width:100%;max-width:480px;max-height:80vh;overflow-y:auto;animation:slideUp .25s var(--ease)}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.panel-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}.search-input{width:100%;padding:10px 16px;border:1px solid var(--hairline);border-radius:var(--r-md);font-size:14px;font-family:var(--sans);background:var(--surface);color:var(--ink);margin-bottom:16px;outline:none;transition:border-color .2s}.search-input:focus{border-color:var(--green)}.notes-list{display:flex;flex-direction:column;gap:12px}.note-card{background:var(--surface);border:1px solid var(--hairline);border-radius:var(--r-md);padding:16px;transition:box-shadow .2s}.note-card:hover{box-shadow:var(--shadow-sm)}.note-quote{font-size:14px;line-height:1.65;color:var(--ink)}.note-mine{font-size:13px;color:var(--ink-2);margin-top:8px;padding-left:2px}.note-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px;align-items:center}.tag-pill{font-size:11px;padding:2px 8px;border-radius:100px;border:1px solid}.tag-add-btn{font-size:11px;padding:2px 8px;border-radius:100px;border:1px dashed var(--hairline);background:transparent;color:var(--ink-3);cursor:pointer;transition:all .2s}.tag-add-btn:hover{border-color:var(--green);color:var(--green)}.note-footer{font-size:11px;color:var(--ink-3);margin-top:8px}.tag-checklist{display:flex;flex-direction:column;gap:8px;max-height:200px;overflow-y:auto;margin-bottom:12px}.tag-check-row{display:flex;align-items:center;gap:8px;font-size:14px;cursor:pointer}.tag-check-row input{width:16px;height:16px;accent-color:var(--green)}.tag-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.tag-new-row{display:flex;gap:8px;margin-bottom:12px}.tag-new-row input{flex:1;padding:6px 10px;border:1px solid var(--hairline);border-radius:var(--r-sm);font-size:13px}.settings-section{margin-bottom:24px;padding-bottom:24px;border-bottom:1px solid var(--hairline)}.settings-section:last-child{border-bottom:none}.section-head{margin-bottom:12px}.section-label{font-size:14px;font-weight:600;color:var(--ink)}.section-desc{font-size:12px;color:var(--ink-3);margin-top:2px}.input-row{display:flex;gap:8px;width:100%}.input{padding:8px 12px;border:1px solid var(--hairline);border-radius:var(--r-sm);font-size:14px;font-family:var(--sans);background:var(--surface);color:var(--ink);outline:none;transition:border-color .2s;flex:1}.input:focus{border-color:var(--green)}.option-row{display:flex;gap:8px;flex-wrap:wrap}.option-btn{padding:8px 16px;border-radius:var(--r-sm);border:1px solid var(--hairline);background:var(--surface);color:var(--ink-2);font-size:13px;font-family:var(--sans);cursor:pointer;transition:all .2s}.option-btn:hover{border-color:var(--green)}.option-btn.active{border-color:var(--green);color:var(--green-deep);background:var(--green-soft)}.btn-primary{padding:8px 20px;border-radius:var(--r-sm);border:none;background:var(--green);color:#fff;font-size:13px;font-family:var(--sans);cursor:pointer;transition:background .2s;white-space:nowrap}.btn-primary:hover{background:var(--green-deep)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{padding:8px 20px;border-radius:var(--r-sm);border:1px solid var(--hairline);background:var(--surface);color:var(--ink-2);font-size:13px;font-family:var(--sans);cursor:pointer}.tag-list{display:flex;flex-direction:column;gap:8px;margin-bottom:12px}.tag-row{display:flex;align-items:center;gap:8px;padding:8px 12px;background:var(--surface);border:1px solid var(--hairline);border-radius:var(--r-sm);font-size:13px}.tag-del{margin-left:auto;font-size:11px;color:#9c4246;background:transparent;border:none;cursor:pointer;opacity:.5}.tag-del:hover{opacity:1}.sync-info{font-size:12px;color:var(--ink-3);margin-top:8px}.toast-stack{position:fixed;bottom:20px;left:50%;transform:translate(-50%);z-index:200;display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none}.toast{padding:10px 20px;border-radius:var(--r-md);font-size:13px;font-family:var(--sans);box-shadow:var(--shadow-md);pointer-events:auto;animation:toastIn .25s var(--ease)}.toast-info{background:var(--green-deep);color:#fff}.toast-success{background:var(--green);color:#fff}.toast-error{background:#9c4246;color:#fff}@keyframes toastIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.empty-state{text-align:center;padding:48px 20px}.empty-icon{font-size:40px;margin-bottom:12px}.empty-state h3{margin:0 0 8px;font-size:16px;color:var(--ink)}.empty-state p{margin:0 0 16px;font-size:13px;color:var(--ink-3)}.placeholder-wrap{display:flex;flex-direction:column;align-items:center;padding:8px 0}.placeholder-circle{opacity:.7}.placeholder-hint{font-size:12px;color:var(--ink-3);margin:4px 0 0;text-align:center}::-webkit-scrollbar{width:4px;height:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--hairline);border-radius:2px}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;transition-duration:.001ms!important}}:focus-visible{outline:2px solid var(--green);outline-offset:2px}button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--green);outline-offset:2px}@media print{.topbar,.toast-stack{display:none!important}#app-shell{max-width:100%;padding:0}}