@import"https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap";:root{--color-primary: #cc785c;--color-primary-active: #a9583e;--color-accent-teal: #5db8a6;--color-accent-amber: #e8a55a;--color-ink: #141413;--color-body-strong: #252523;--color-body: #3d3d3a;--color-muted: #6c6a64;--color-muted-soft: #8e8b82;--color-on-dark: #faf9f5;--color-on-dark-soft: #a09d96;--color-canvas: #faf9f5;--color-surface-soft: #f5f0e8;--color-surface-card: #efe9de;--color-surface-cream-strong: #e8e0d2;--color-hairline: #e6dfd8;--font-display: "Fraunces", "Tiempos Headline", "Copernicus", Garamond, "Times New Roman", serif;--font-body: "Inter", "StyreneB", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;--page-bg: var(--color-canvas);--ink: var(--color-ink);--muted: var(--color-muted);--card: var(--color-surface-soft);--hairline: var(--color-hairline)}html[data-theme=dark]{--page-bg: #141413;--ink: var(--color-on-dark);--muted: var(--color-on-dark-soft);--card: #1f1e1b;--hairline: #2c2a26}*{box-sizing:border-box}body{margin:0;background:var(--page-bg);color:var(--ink);font-family:var(--font-body);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;transition:background .2s,color .2s}a{color:inherit;text-decoration:none}html[data-lang=zh] body{letter-spacing:.01em}.nav{position:sticky;top:0;z-index:20;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:color-mix(in srgb,var(--page-bg) 88%,transparent);display:flex;align-items:center;justify-content:space-between;padding:18px 48px;border-bottom:1px solid var(--hairline)}.nav--plain{position:static;-webkit-backdrop-filter:none;backdrop-filter:none;background:var(--page-bg)}.brand{display:flex;align-items:baseline;gap:8px}.brand .word{font-family:var(--font-display);font-size:28px;letter-spacing:-.8px;color:var(--ink)}.nav--plain .brand .word{font-size:24px;letter-spacing:-.6px}.brand .dot{color:var(--color-primary);font-size:36px;line-height:0}.nav--plain .brand .dot{font-size:32px}.brand .sub{font-family:var(--font-mono);font-size:11px;color:var(--muted);letter-spacing:1.5px;text-transform:uppercase}.nav-right{display:flex;align-items:center;gap:16px}.back{font-size:13px;color:var(--muted)}.back:hover{color:var(--ink)}.search{display:flex;align-items:center;gap:8px;padding:8px 14px;border:1px solid var(--hairline);border-radius:999px;font-size:13px;color:var(--muted);cursor:text;min-width:300px;transition:border-color .15s}.search:focus-within{border-color:var(--color-primary)}.search input{background:none;border:none;outline:none;color:var(--ink);font-family:var(--font-body);font-size:13px;flex:1;min-width:0}.search input::placeholder{color:var(--muted)}.search .icon{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto}.kbd{font-family:var(--font-mono);font-size:10px;padding:2px 5px;border:1px solid var(--hairline);border-radius:4px;color:var(--muted);flex:0 0 auto}.add-pill{font-family:var(--font-mono);font-size:11px;letter-spacing:1px;text-transform:uppercase;padding:8px 14px;border-radius:999px;border:1px solid var(--hairline);color:var(--muted);transition:all .15s;white-space:nowrap}.add-pill:hover{color:#fff;background:var(--color-primary);border-color:var(--color-primary)}.nav-controls{display:flex;gap:10px}.toggle-btn{width:36px;height:36px;border-radius:999px;border:1px solid var(--hairline);background:transparent;color:var(--ink);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;padding:0;transition:background .15s}.toggle-btn:hover{background:var(--card)}.toggle-btn .icon{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.toggle-btn .lab{font-family:var(--font-display);line-height:1}.hero{padding:88px 48px 24px;max-width:1280px;margin:0 auto}.hero .stat-row{display:flex;align-items:center;gap:24px;color:var(--muted);font-size:12px;font-family:var(--font-mono);letter-spacing:1px;text-transform:uppercase;margin-bottom:28px;flex-wrap:wrap}.hero .stat-row .dot-sep{width:4px;height:4px;border-radius:50%;background:var(--muted)}.hero .stat-row .now{display:inline-flex;align-items:center;gap:8px}.hero .stat-row .pulse{width:7px;height:7px;border-radius:50%;background:var(--color-primary);box-shadow:0 0 #cc785c80;animation:pulse 2.2s ease-out infinite}@keyframes pulse{0%{box-shadow:0 0 #cc785c80}70%{box-shadow:0 0 0 12px #cc785c00}to{box-shadow:0 0 #cc785c00}}.hero h1{font-family:var(--font-display);font-weight:400;font-size:80px;line-height:1.02;letter-spacing:-2px;color:var(--ink);margin:0 0 24px;max-width:14ch}html[data-lang=zh] .hero h1{line-height:1.18;letter-spacing:-.6px;max-width:18ch;font-size:66px}.hero h1 .accent{font-style:italic;color:var(--color-primary)}html[data-lang=zh] .hero h1 .accent{font-style:normal}.hero p{font-size:18px;line-height:1.6;color:var(--muted);max-width:54ch;margin:0}html[data-lang=zh] .hero p{line-height:1.8;font-size:17px}.featured{max-width:1280px;margin:32px auto 64px;padding:0 48px}.featured-card{display:grid;grid-template-columns:1.3fr 1fr;gap:56px;align-items:center;padding:48px;background:var(--card);border-radius:16px}.featured-card .ftag{font-family:var(--font-mono);font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:var(--color-primary);margin-bottom:16px}.featured-card h2{font-family:var(--font-display);font-size:44px;line-height:1.1;letter-spacing:-1px;color:var(--ink);margin:0 0 12px;font-weight:400}html[data-lang=zh] .featured-card h2{line-height:1.25;letter-spacing:-.3px}.featured-card .sub{font-family:var(--font-display);font-style:italic;color:var(--muted);margin:0 0 24px;font-size:18px}html[data-lang=zh] .featured-card .sub{font-style:normal}.featured-card blockquote{font-family:var(--font-display);font-size:22px;line-height:1.55;color:var(--ink);margin:0 0 28px;padding-left:0;border:none;max-width:50ch}html[data-lang=zh] .featured-card blockquote{line-height:1.8;font-size:20px}.featured-card .byline{font-size:13px;color:var(--muted);display:flex;gap:20px;align-items:center;flex-wrap:wrap}.featured-card .byline strong{color:var(--ink);font-weight:500}.featured-card .read-link{font-family:var(--font-body);font-weight:500;font-size:14px;color:var(--color-primary);border-bottom:1px solid currentColor;padding-bottom:2px}.featured-cover{aspect-ratio:3/4;border-radius:8px;overflow:hidden}.featured-cover canvas{display:block;width:100%;height:100%}.filterbar{max-width:1280px;margin:0 auto;padding:48px 48px 24px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px}.tags{display:flex;gap:8px;flex-wrap:wrap}.tag-chip{font-size:12px;padding:6px 12px;border-radius:999px;border:1px solid var(--hairline);color:var(--muted);cursor:pointer;transition:all .15s;-webkit-user-select:none;user-select:none;background:transparent;font-family:var(--font-body)}.tag-chip:hover{color:var(--ink);border-color:var(--ink)}.tag-chip.active{background:var(--color-primary);border-color:var(--color-primary);color:#fff}.sort{font-family:var(--font-mono);font-size:12px;color:var(--muted);display:flex;align-items:center;gap:12px;letter-spacing:1px;text-transform:uppercase}.sort .key{color:var(--ink)}.result-count{font-family:var(--font-mono);font-size:11px;letter-spacing:1.2px;text-transform:uppercase;color:var(--muted);padding:0 48px 16px;max-width:1280px;margin:0 auto}.field{max-width:1280px;margin:0 auto;padding:16px 48px 80px;display:grid;grid-template-columns:repeat(3,1fr);gap:56px 40px}.field-card{cursor:pointer;display:flex;flex-direction:column;opacity:1;transition:opacity .25s ease}.cover-wrap{position:relative;aspect-ratio:3/4;overflow:hidden;border-radius:4px;background:var(--card);transition:transform .28s cubic-bezier(.2,.7,.2,1)}.field-card:hover .cover-wrap{transform:translateY(-6px)}canvas.bookcover{display:block;width:100%;height:100%}.cover-meta{position:absolute;top:14px;right:14px;font-family:var(--font-mono);font-size:10px;letter-spacing:1px;color:#fff;opacity:.7;mix-blend-mode:difference}.cover-foot{padding:18px 0 0}.cover-tag{font-family:var(--font-mono);font-size:10px;letter-spacing:1.5px;text-transform:uppercase;color:var(--color-primary);margin-bottom:8px}.cover-title{font-family:var(--font-display);font-size:22px;line-height:1.2;color:var(--ink);margin:0 0 4px;letter-spacing:-.3px}.cover-sub{font-family:var(--font-display);font-style:italic;font-size:14px;color:var(--muted);margin:0 0 8px}html[data-lang=zh] .cover-sub{font-style:normal}.cover-byline{font-size:13px;color:var(--muted)}.empty{text-align:center;padding:80px 48px;color:var(--muted);font-family:var(--font-display);font-size:22px;font-style:italic}html[data-lang=zh] .empty{font-style:normal}.home-footer{padding:56px 48px 32px;color:var(--muted);font-size:12px;display:flex;justify-content:space-between;gap:24px;border-top:1px solid var(--hairline);max-width:1280px;margin:0 auto;flex-wrap:wrap;align-items:baseline}.home-footer .explore{font-family:var(--font-display);font-style:italic;color:var(--muted)}.home-footer .explore:hover{color:var(--color-primary)}html[data-lang=zh] .home-footer .explore{font-style:normal}.bk-hero{position:relative;height:480px;overflow:hidden}canvas.heroCover{display:block;width:100%;height:100%}.hero-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:flex-end;padding:56px 48px;background:linear-gradient(180deg,#0000 40%,#0000008c)}.hero-inner{max-width:1080px;width:100%;margin:0 auto;color:#fff}.hero-inner .tag{font-family:var(--font-mono);font-size:11px;letter-spacing:1.5px;text-transform:uppercase;opacity:.85;margin-bottom:12px}.hero-inner h1{font-family:var(--font-display);font-weight:400;font-size:64px;line-height:1.04;letter-spacing:-1.5px;color:#fff;margin:0 0 8px}html[data-lang=zh] .hero-inner h1{line-height:1.2;letter-spacing:-.5px}.hero-inner .sub{font-family:var(--font-display);font-style:italic;font-size:22px;opacity:.85;margin:0}html[data-lang=zh] .hero-inner .sub{font-style:normal}.hero-meta{position:absolute;top:32px;right:48px;font-family:var(--font-mono);font-size:11px;letter-spacing:1.5px;color:#fff;opacity:.85;text-align:right}article{max-width:760px;margin:0 auto;padding:64px 48px 96px}.byline{display:flex;gap:28px;flex-wrap:wrap;font-size:14px;color:var(--muted);padding-bottom:24px;margin-bottom:48px;border-bottom:1px solid var(--hairline)}.byline strong{color:var(--ink);font-weight:500}.pull{margin:0 0 64px}.pull:before{content:"";display:block;width:48px;height:2px;background:var(--color-primary);margin-bottom:24px}.pull p{font-family:var(--font-display);font-size:32px;line-height:1.4;letter-spacing:-.5px;color:var(--ink);margin:0;font-style:italic}html[data-lang=zh] .pull p{font-style:normal;line-height:1.7;font-size:28px}.section{margin-bottom:64px}.section-label{font-family:var(--font-mono);font-size:11px;letter-spacing:1.8px;text-transform:uppercase;color:var(--muted);margin-bottom:24px}.section-label .n{color:var(--color-primary);margin-right:8px}.takeaways{list-style:none;padding:0;margin:0;counter-reset:t}.takeaways li{padding:20px 0;border-bottom:1px solid var(--hairline);display:grid;grid-template-columns:60px 1fr;gap:16px;align-items:baseline;counter-increment:t}.takeaways li:before{content:counter(t,decimal-leading-zero) ".";font-family:var(--font-mono);font-size:13px;color:var(--color-primary)}.takeaways li:last-child{border-bottom:none}.takeaways .t{font-family:var(--font-display);font-size:19px;line-height:1.5;color:var(--ink)}html[data-lang=zh] .takeaways .t{font-size:18px;line-height:1.75}.favorites{display:grid;gap:20px}.favorite{padding:24px 28px;background:var(--card);border-radius:12px}.favorite p{font-family:var(--font-display);font-size:20px;line-height:1.5;color:var(--ink);margin:0 0 12px;font-style:italic}html[data-lang=zh] .favorite p{font-style:normal;line-height:1.75;font-size:19px}.favorite .src{font-family:var(--font-mono);font-size:11px;letter-spacing:1px;color:var(--muted);text-transform:uppercase}.essay p{font-family:var(--font-display);font-size:20px;line-height:1.65;color:var(--ink);margin:0 0 24px;max-width:60ch}html[data-lang=zh] .essay p{line-height:1.8}.footer-nav{margin-top:96px;padding-top:32px;border-top:1px solid var(--hairline);display:grid;grid-template-columns:1fr 1fr;gap:32px}.footer-nav a{display:block;padding:20px;border-radius:12px;background:var(--card);transition:background .2s}.footer-nav a:hover{background:color-mix(in srgb,var(--card) 60%,var(--color-primary) 40%)}.footer-nav .dir{font-family:var(--font-mono);font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted);margin-bottom:8px}.footer-nav .ttl{font-family:var(--font-display);font-size:20px;color:var(--ink)}.footer-nav .next{text-align:right}@media(max-width:900px){.field{grid-template-columns:repeat(2,1fr)}.featured-card{grid-template-columns:1fr;padding:32px}.featured-card h2{font-size:32px}.hero{padding:56px 24px 24px}.hero h1{font-size:48px}html[data-lang=zh] .hero h1{font-size:40px}.nav{padding:14px 24px}.search{display:none}.filterbar,.field,.featured,.home-footer,.result-count{padding-left:24px;padding-right:24px}}@media(max-width:700px){.bk-hero{height:380px}.hero-inner h1{font-size:40px}.hero-overlay,article{padding-left:24px;padding-right:24px}article{padding-top:40px;padding-bottom:64px}.footer-nav{grid-template-columns:1fr}.footer-nav .next{text-align:left}}@media(max-width:560px){.field{grid-template-columns:1fr}}.import-page .import-wrap{max-width:880px;margin:0 auto;padding:64px 48px 96px}.import-page .imp-eyebrow{font-family:var(--font-mono);font-size:11px;letter-spacing:1.8px;text-transform:uppercase;color:var(--color-primary);margin-bottom:18px;display:flex;align-items:center;gap:12px}.import-page .imp-eyebrow:after{content:"";flex:0 0 80px;height:1px;background:var(--hairline)}.import-page .imp-h1{font-family:var(--font-display);font-weight:400;font-size:56px;line-height:1.04;letter-spacing:-1.3px;color:var(--ink);margin:0 0 18px;max-width:18ch}html[data-lang=zh] .import-page .imp-h1{line-height:1.2;letter-spacing:-.4px;font-size:48px;max-width:22ch}.import-page .imp-lede{font-size:17px;line-height:1.6;color:var(--muted);max-width:56ch;margin:0 0 48px}html[data-lang=zh] .import-page .imp-lede{line-height:1.8}.import-page .composer{background:var(--card);border-radius:16px;padding:8px 8px 8px 24px;display:flex;align-items:center;gap:8px;border:1px solid var(--hairline);transition:border-color .2s,box-shadow .2s}.import-page .composer:focus-within{border-color:var(--color-primary);box-shadow:0 0 0 4px color-mix(in srgb,var(--color-primary) 12%,transparent)}.import-page .composer .url-icon{flex:0 0 auto;color:var(--muted);width:20px;height:20px}.import-page .composer input{flex:1;background:none;border:none;outline:none;color:var(--ink);font-family:var(--font-display);font-size:18px;padding:16px 12px 16px 0;min-width:0}.import-page .composer input::placeholder{color:var(--muted);font-style:italic}html[data-lang=zh] .import-page .composer input::placeholder{font-style:normal}.import-page .composer button{flex:0 0 auto;padding:14px 24px;background:var(--color-ink);color:var(--page-bg);border:none;border-radius:12px;font-family:var(--font-body);font-weight:500;font-size:14px;cursor:pointer;transition:background .15s,opacity .15s}.import-page .composer button:hover:not(:disabled){background:var(--color-primary);color:#fff}.import-page .composer button:disabled{opacity:.5;cursor:progress}.import-page .examples{margin-top:16px;display:flex;gap:8px;flex-wrap:wrap;align-items:baseline}.import-page .examples-label{font-family:var(--font-mono);font-size:11px;letter-spacing:1.2px;text-transform:uppercase;color:var(--muted);margin-right:4px}.import-page .example-chip{font-size:12px;padding:6px 12px;border-radius:999px;border:1px solid var(--hairline);color:var(--muted);cursor:pointer;transition:all .15s;font-family:var(--font-mono);letter-spacing:.5px;background:transparent}.import-page .example-chip:hover{color:var(--ink);border-color:var(--ink)}.import-page .imp-status{margin-top:32px;display:flex;align-items:center;gap:12px;font-family:var(--font-mono);font-size:12px;letter-spacing:1px;text-transform:uppercase;color:var(--muted);min-height:28px}.import-page .imp-status.error{color:#c64545}.import-page .imp-status .spinner{width:12px;height:12px;border:1.5px solid var(--hairline);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite;flex:0 0 auto}@keyframes spin{to{transform:rotate(360deg)}}.import-page .imp-status .check{width:14px;height:14px;border-radius:50%;background:var(--color-primary);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:10px;font-family:var(--font-body);flex:0 0 auto}.import-page .pipeline{margin-top:32px;display:grid;gap:4px}.import-page .step{display:grid;grid-template-columns:28px 1fr auto;gap:14px;padding:14px 0;align-items:center;border-bottom:1px solid var(--hairline);color:var(--muted);font-family:var(--font-mono);font-size:12px;letter-spacing:1px;text-transform:uppercase}.import-page .step.active,.import-page .step.done{color:var(--ink)}.import-page .step.error{color:#c64545}.import-page .step-num{font-size:11px;color:var(--muted)}.import-page .step.active .step-num,.import-page .step.done .step-num{color:var(--color-primary)}.import-page .step-detail{font-size:11px;color:var(--muted);justify-self:end;max-width:320px;text-align:right;font-family:var(--font-body);text-transform:none;letter-spacing:normal}.import-page .preview{margin-top:48px;opacity:0;transform:translateY(8px);transition:opacity .4s ease,transform .4s ease;pointer-events:none}.import-page .preview.visible{opacity:1;transform:translateY(0);pointer-events:auto}.import-page .preview-title{font-family:var(--font-mono);font-size:11px;letter-spacing:1.8px;text-transform:uppercase;color:var(--muted);margin-bottom:20px;display:flex;align-items:center;gap:14px}.import-page .preview-title:after{content:"";flex:1;height:1px;background:var(--hairline)}.import-page .imp-card{background:var(--card);border-radius:16px;padding:32px;display:grid;grid-template-columns:200px 1fr;gap:32px;align-items:start}.import-page .imp-card .cover-wrap{aspect-ratio:3/4;border-radius:8px;overflow:hidden;background:#222;transition:none}.import-page .imp-card .cover-wrap canvas{display:block;width:100%;height:100%}.import-page .imp-card .meta{font-family:var(--font-mono);font-size:10px;letter-spacing:1.5px;text-transform:uppercase;color:var(--color-primary);margin-bottom:12px}.import-page .imp-card h2{font-family:var(--font-display);font-weight:400;font-size:32px;line-height:1.15;letter-spacing:-.5px;color:var(--ink);margin:0 0 4px}html[data-lang=zh] .import-page .imp-card h2{line-height:1.3;letter-spacing:-.2px;font-size:28px}.import-page .imp-card .sub{font-family:var(--font-display);font-style:italic;color:var(--muted);margin:0 0 16px;font-size:16px}html[data-lang=zh] .import-page .imp-card .sub{font-style:normal}.import-page .imp-card .author{font-size:13px;color:var(--muted);margin-bottom:20px;display:flex;gap:16px;flex-wrap:wrap}.import-page .imp-card .author strong{color:var(--ink);font-weight:500}.import-page .imp-card blockquote{font-family:var(--font-display);font-style:italic;font-size:18px;line-height:1.5;color:var(--ink);margin:0 0 20px;padding:0;border:none}html[data-lang=zh] .import-page .imp-card blockquote{font-style:normal;line-height:1.75}.import-page .imp-card .takeaways{font-size:14px;color:var(--ink);line-height:1.55;margin:0 0 20px;padding-left:18px;list-style:decimal;counter-reset:none}.import-page .imp-card .takeaways li{margin-bottom:6px;padding:0;border:none;display:list-item}.import-page .imp-card .takeaways li:before{content:none}html[data-lang=zh] .import-page .imp-card .takeaways{line-height:1.75}.import-page .imp-card .src{font-family:var(--font-mono);font-size:10px;letter-spacing:1px;text-transform:uppercase;color:var(--muted);margin-top:16px;padding-top:16px;border-top:1px solid var(--hairline);display:flex;gap:12px;align-items:baseline;flex-wrap:wrap}.import-page .imp-card .src a{color:var(--color-primary);border-bottom:1px solid currentColor;word-break:break-all}.import-page .actions{margin-top:24px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}.import-page .btn{padding:12px 24px;border-radius:999px;font-family:var(--font-body);font-weight:500;font-size:14px;cursor:pointer;border:1px solid var(--hairline);background:transparent;color:var(--ink);transition:all .15s}.import-page .btn:hover{border-color:var(--ink)}.import-page .btn:disabled{opacity:.5;cursor:progress}.import-page .btn.primary{background:var(--color-primary);border-color:var(--color-primary);color:#fff}.import-page .btn.primary:hover{background:var(--color-primary-active)}.import-page .actions .hint{font-size:12px;color:var(--muted);font-family:var(--font-mono);letter-spacing:1px;text-transform:uppercase;margin-left:auto}@media(max-width:720px){.import-page .import-wrap{padding:40px 24px 64px}.import-page .imp-h1{font-size:40px}html[data-lang=zh] .import-page .imp-h1{font-size:34px}.import-page .composer{flex-direction:column;align-items:stretch;padding:16px;gap:12px}.import-page .composer input{padding:8px 0}.import-page .composer button{width:100%}.import-page .imp-card{grid-template-columns:1fr}.import-page .imp-card .cover-wrap{max-width:200px}.import-page .actions .hint{margin-left:0;flex-basis:100%}}