:root{--page:#fbfaf6;--surface:#ffffff;--text:#20201e;--muted:#6e6a63;--border:#e4e0d7;--primary:#1f2a25;--accent:#496f60;--caution:#9e4f3f;--tag-bg:#eee7d2;--evidence:#dde9dd;--shadow:0 14px 40px rgba(32,32,30,0.06)}*{box-sizing:border-box}html{background:var(--page);color:var(--text);font-family:Inter,Noto Sans SC,Source Han Sans SC,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}body{margin:0;min-height:100vh;background:linear-gradient(180deg,rgba(255,255,255,.7),rgba(251,250,246,0) 280px),var(--page)}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.site-shell{min-height:100vh}.topbar{align-items:center;background:rgba(251,250,246,.9);border-bottom:1px solid var(--border);display:grid;grid-template-columns:1fr auto 1fr;height:72px;padding:0 40px;position:-webkit-sticky;position:sticky;top:0;z-index:20;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.brand{align-items:baseline;display:flex;gap:12px}.brand-mark{font-size:30px;font-weight:800;letter-spacing:0}.brand-sub{color:var(--muted);font-size:14px}.nav{display:flex;gap:44px;font-size:16px;font-weight:600}.nav a{color:var(--muted);padding:25px 2px 22px}.nav a.active{border-bottom:4px solid var(--accent);color:var(--text)}.top-actions{align-items:center;display:flex;gap:18px;justify-content:flex-end;color:var(--muted);font-size:15px}.icon-button{align-items:center;background:transparent;border:0;color:var(--text);display:inline-flex;gap:6px;padding:8px}.container{margin:0 auto;max-width:1280px;padding:0 48px}.home-hero{padding:72px 0 34px;text-align:center}.home-hero h1{font-size:46px;line-height:1.18;margin:0 0 16px}.home-hero p{color:var(--muted);font-size:18px;line-height:1.7;margin:0 auto 38px;max-width:720px}.search-form{align-items:center;background:var(--surface);border:2px solid #d8d3c8;border-radius:8px;display:grid;grid-gap:12px;gap:12px;grid-template-columns:auto 1fr auto;margin:0 auto;max-width:860px;padding:8px 8px 8px 20px}.search-form input{background:transparent;border:0;color:var(--text);font-size:18px;height:48px;outline:none;min-width:0}.search-form button{background:var(--primary);border:0;border-radius:7px;color:#fff;font-weight:700;height:48px;padding:0 34px}.search-form button:disabled{cursor:wait;opacity:.72}.ai-search-form{box-shadow:0 14px 38px rgba(32,32,30,.05)}.chips{align-items:center;display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:24px}.chip-label{color:var(--muted);font-size:14px;margin-right:2px}.chip{background:rgba(255,255,255,.64);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:15px;padding:10px 18px}button.chip{cursor:pointer}.chip.active{border-color:var(--accent);color:var(--accent)}.ai-search-error{color:var(--caution);font-size:14px!important;margin:14px auto 0!important;max-width:860px!important}.ai-result-panel{background:rgba(255,255,255,.78);border:1px solid var(--border);border-radius:8px;margin:28px auto 0;max-width:1040px;padding:22px;text-align:left}.ai-result-head{align-items:flex-start;display:flex;gap:8px;justify-content:space-between;margin-bottom:18px}.ai-result-head>div{display:grid;grid-gap:8px;gap:8px}.ai-result-head span{align-items:center;color:var(--accent);display:inline-flex;font-size:14px;font-weight:800;gap:6px}.ai-result-head strong{font-size:19px;line-height:1.55}.ai-result-grid{display:grid;grid-gap:14px;gap:14px;grid-template-columns:repeat(2,minmax(0,1fr))}.ai-result-card{background:var(--surface);border:1px solid var(--border);border-radius:8px;display:grid;grid-gap:16px;gap:16px;padding:18px}.ai-result-card span{color:var(--muted);display:block;font-size:13px;margin-bottom:8px}.ai-result-card h2{font-size:20px;margin:0 0 10px}.ai-result-card p{color:var(--muted);font-size:15px;line-height:1.7;margin:0}.ai-next-step{background:#f8f6f0;border-left:3px solid var(--accent);padding:12px 14px}.ai-next-step strong{display:block;font-size:14px;margin-bottom:6px}.ai-result-card a{align-items:center;color:var(--text);display:inline-flex;font-weight:800;gap:6px}.section-head{align-items:flex-end;display:flex;justify-content:space-between;margin:26px 0 18px}.section-head h2{font-size:22px;margin:0}.section-head a,.section-head span{color:var(--muted);font-size:14px}.method-library{padding-top:8px}.card-grid{display:grid;grid-gap:20px;gap:20px;grid-template-columns:repeat(3,minmax(0,1fr))}.scenario-list{display:grid;grid-gap:12px;gap:12px;grid-template-columns:repeat(3,minmax(0,1fr));margin-bottom:34px}.scenario-link{background:rgba(255,255,255,.58);border:1px solid var(--border);border-radius:8px;display:grid;grid-gap:7px;gap:7px;padding:17px 18px;transition:border-color .16s ease,background .16s ease}.scenario-link:hover{background:#fff;border-color:#cec8bb}.scenario-link strong{font-size:16px}.scenario-link span{color:var(--muted);font-size:14px;line-height:1.55}.method-card{background:var(--surface);border:1px solid var(--border);border-radius:8px;display:flex;flex-direction:column;min-height:220px;overflow:hidden;transition:border-color .16s ease,transform .16s ease,box-shadow .16s ease}.method-card:hover{border-color:#cec8bb;box-shadow:var(--shadow);transform:translateY(-2px)}.method-main{flex:1 1;padding:24px 24px 18px}.method-title-row{align-items:center;display:flex;gap:14px;margin-bottom:16px}.glyph{align-items:center;border:2px solid var(--text);border-radius:999px;display:inline-flex;height:40px;justify-content:center;width:40px;flex:0 0 auto}.method-card h3{font-size:20px;margin:0}.method-card p{color:var(--muted);font-size:15px;line-height:1.65;margin:0 0 18px}.meta-row{color:var(--muted);display:flex;flex-wrap:wrap;gap:10px 14px;font-size:13px}.meta-item{align-items:center;display:inline-flex;gap:5px}.tag{background:var(--tag-bg);border-radius:5px;color:#5d5548;padding:3px 7px}.evidence{background:var(--evidence);color:#3c614f}.method-footer{border-top:1px solid var(--border);display:grid;grid-template-columns:1fr 1px 1fr;min-height:48px}.method-footer a,.method-footer button{align-items:center;background:transparent;border:0;color:var(--text);display:flex;gap:8px;justify-content:center;font-weight:600}.footer-divider{background:var(--border)}.domain-band{border-top:1px solid var(--border);margin:44px 0 72px;padding-top:22px}.domain-links{display:flex;flex-wrap:wrap;gap:14px}.domain-links a{color:var(--muted);font-size:15px}.quiet-note{color:var(--muted);line-height:1.75;margin:0;max-width:720px}.page-header{padding:48px 0 24px}.back-button{align-items:center;background:transparent;border:1px solid var(--border);border-radius:8px;color:var(--muted);display:inline-flex;font-weight:700;gap:7px;margin-bottom:18px;padding:9px 12px}.back-button:hover{border-color:#cec8bb;color:var(--text)}.page-header h1{font-size:38px;margin:0 0 12px}.page-header p{color:var(--muted);font-size:17px;line-height:1.7;margin:0}.search-layout{padding-bottom:72px;position:relative}.compare-panel,.content-card,.detail-side,.filter-panel{background:var(--surface);border:1px solid var(--border);border-radius:8px}.filter-panel{margin-bottom:22px;padding:18px}.filter-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.filter-pill{background:transparent;border:1px solid var(--border);border-radius:8px;color:var(--muted);padding:8px 13px}.filter-pill.active{background:var(--primary);border-color:var(--primary);color:#fff}.compare-inline-button{background:transparent;border:1px solid var(--border);border-radius:8px;color:var(--text);font-weight:700;padding:9px 13px}.compare-floating-button{background:var(--primary);border:0;border-radius:999px;bottom:26px;box-shadow:var(--shadow);color:#fff;font-weight:800;padding:13px 18px;position:fixed;right:28px;z-index:35}.compare-overlay{inset:0;position:fixed;z-index:40}.compare-scrim{background:rgba(32,32,30,.24);border:0;height:100%;inset:0;position:absolute;width:100%}.compare-drawer{background:var(--surface);border-left:1px solid var(--border);box-shadow:-18px 0 46px rgba(32,32,30,.16);display:flex;flex-direction:column;height:100%;max-width:min(520px,calc(100vw - 32px));overflow-y:auto;padding:26px;position:absolute;right:0;top:0;width:520px}.compare-drawer-head{align-items:flex-start;display:flex;gap:16px;justify-content:space-between}.compare-drawer h2{font-size:20px;margin:0 0 8px}.compare-drawer-head p{color:var(--muted);line-height:1.65;margin:0}.compare-list{display:grid;grid-gap:12px;gap:12px;margin:16px 0}.compare-empty{background:#f8f6f0;border:1px solid var(--border);border-radius:8px;color:var(--muted);line-height:1.7;margin-top:20px;padding:18px}.compare-empty strong{color:var(--text);display:block;margin-bottom:8px}.compare-empty p{margin:0}.compare-recommendation{background:#f8f6f0;border:1px solid #d6d0c4;border-left:4px solid var(--accent);border-radius:8px;margin-top:20px;padding:18px}.compare-recommendation span{color:var(--accent);display:block;font-size:13px;font-weight:800;margin-bottom:8px}.compare-recommendation strong{display:block;font-size:20px;margin-bottom:8px}.compare-recommendation p{color:var(--muted);line-height:1.7;margin:0 0 14px}.compare-recommendation a{align-items:center;color:var(--text);display:inline-flex;font-weight:800;gap:6px}.compare-method{background:#fff;border:1px solid var(--border);border-radius:8px;padding:16px}.compare-method.recommended{border-color:#b8c7bd}.compare-method-top{align-items:flex-start;display:flex;gap:14px;justify-content:space-between}.compare-method-top strong{display:block;font-size:17px;margin-bottom:8px}.compare-method-top button{background:transparent;border:0;color:var(--accent);font-weight:700;padding:0;white-space:nowrap}.compare-badge{align-items:center;background:var(--evidence);border-radius:6px;color:#315545;display:inline-flex;font-size:12px;font-weight:800;gap:4px;padding:4px 7px}.compare-output{color:var(--muted);line-height:1.65;margin:2px 0 14px}.compare-facts{border-top:1px solid var(--border);display:grid;grid-gap:12px;gap:12px;padding-top:14px}.compare-facts span{color:var(--accent);display:block;font-size:13px;font-weight:800;margin-bottom:5px}.compare-facts p{color:var(--muted);line-height:1.65;margin:0}.compare-rules{border-top:1px solid var(--border);margin-top:8px;padding-top:20px}.compare-rules h3{font-size:17px;margin:0 0 10px}.compare-rules ul{color:var(--muted);line-height:1.8;margin:0;padding-left:20px}.detail-grid{display:grid;grid-gap:28px;gap:28px;grid-template-columns:minmax(0,1fr) 320px;padding:20px 0 72px}.content-stack{display:grid;grid-gap:18px;gap:18px;grid-column:1;grid-row:1}.content-card{padding:26px}.content-card h2{font-size:22px;margin:0 0 16px}.content-card li{line-height:1.8;margin:8px 0}.body-copy p{color:var(--muted);line-height:1.85;margin:0 0 14px}.body-copy p:last-child{margin-bottom:0}.output-promise{background:#f8f6f0;border-left:3px solid var(--accent);color:var(--text);line-height:1.85;margin:0;padding:16px 18px}.procedure-list{display:grid;grid-gap:16px;gap:16px}.procedure-step{border:1px solid var(--border);border-radius:8px;padding:20px}.procedure-step h3{font-size:18px;margin:0 0 10px}.procedure-step p{color:var(--muted);line-height:1.8;margin:0 0 14px}.prompt-box{background:#f8f6f0;border-left:3px solid var(--accent);color:var(--muted);margin-top:14px;padding:14px 16px}.prompt-box strong{color:var(--text)}.prompt-box ul{margin:8px 0 0;padding-left:20px}.step-output{color:var(--text)!important;font-weight:600;margin-top:12px!important}.table-wrap{border:1px solid var(--border);border-radius:8px;margin-top:18px;overflow-x:auto}.example-table{border-collapse:collapse;min-width:760px;width:100%}.example-table td,.example-table th{border-bottom:1px solid var(--border);line-height:1.65;padding:13px 14px;text-align:left;vertical-align:top}.example-table th{background:#f8f6f0;font-size:13px;font-weight:700}.example-table td{color:var(--muted);font-size:14px}.example-table tr:last-child td{border-bottom:0}.example-conclusion{background:var(--evidence);border-radius:8px;color:#2f4d40;line-height:1.8;margin:18px 0 0;padding:16px 18px}.template-box{background:#f7f4ed;border:1px solid var(--border);border-radius:8px;font-family:SFMono-Regular,Consolas,monospace;line-height:1.7;overflow-x:auto;padding:18px;white-space:pre-wrap}.detail-side{grid-column:2;grid-row:1;padding:22px;position:-webkit-sticky;position:sticky;top:94px}.detail-side h2{font-size:18px;margin:0 0 14px}.side-block{border-top:1px solid var(--border);color:var(--muted);font-size:14px;line-height:1.7;margin-top:18px;padding-top:18px}.mobile-source-card{display:none}.source-list{list-style:none;margin:12px 0 0;padding:0;display:grid;grid-gap:6px;gap:6px}.source-list a{color:var(--accent);font-size:13px;word-break:break-word}.template-grid{display:grid;grid-gap:20px;gap:20px;grid-template-columns:repeat(4,minmax(0,1fr));padding-bottom:72px}.template-card{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:22px}.template-card h2{font-size:19px;margin:0 0 12px}.template-card p{color:var(--muted);line-height:1.6}.plain-button{background:var(--primary);border:0;border-radius:7px;color:#fff;font-weight:700;padding:11px 16px}.copy-help{color:var(--muted);font-size:13px;line-height:1.7;margin:12px 0 0}.toast{background:var(--primary);border-radius:8px;bottom:28px;color:#fff;left:50%;padding:12px 18px;position:fixed;transform:translateX(-50%);z-index:30}@media (max-width:1080px){.topbar{grid-template-columns:1fr auto}.nav{display:none}.ai-result-grid,.card-grid,.scenario-list,.template-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.search-layout{grid-template-columns:1fr}}@media (max-width:900px){.detail-grid{grid-template-columns:1fr}.detail-side{position:static}.content-stack,.detail-side{grid-column:auto;grid-row:auto}.content-card,.content-stack,.detail-grid>*,.detail-side{min-width:0;width:100%}.detail-side .side-block{display:none}.mobile-source-card{display:block}.mobile-source-card .side-block:first-of-type{border-top:0;margin-top:0;padding-top:0}}@media (max-width:680px){.topbar{height:auto;min-height:58px;padding:12px 16px}.brand-sub,.top-actions span{display:none}.brand-mark{font-size:27px}.top-actions{gap:6px}.top-actions button{display:none}.icon-button{padding:7px}.container{padding:0 16px}.home-hero{padding:34px 0 22px;text-align:left}.home-hero h1{font-size:31px;line-height:1.22;margin-bottom:12px}.home-hero p{font-size:15px;line-height:1.65;margin-bottom:22px}.search-form{border-width:1px;gap:8px;grid-template-columns:auto 1fr auto;padding:7px 7px 7px 12px}.search-form input{font-size:15px;height:42px}.search-form button{height:42px;min-width:76px;padding:0 14px;white-space:nowrap}.chips{flex-wrap:nowrap;justify-content:flex-start;margin:16px -16px 0;overflow-x:auto;padding:0 16px 4px;scrollbar-width:none}.chips::-webkit-scrollbar,.filter-row::-webkit-scrollbar{display:none}.chip,.chip-label{flex:0 0 auto}.chip{font-size:14px;padding:8px 13px;white-space:nowrap}.method-library{padding-top:2px}.filter-panel{margin-bottom:18px;padding:14px}.filter-row{flex-wrap:nowrap;margin:12px -14px 0;overflow-x:auto;padding:0 14px 2px;scrollbar-width:none}.filter-pill{flex:0 0 auto;padding:8px 12px;white-space:nowrap}.section-head{align-items:flex-start;margin:20px 0 14px}.section-head h2{font-size:20px}.ai-result-grid,.card-grid,.scenario-list,.template-grid{grid-template-columns:1fr}.method-card{min-height:190px}.method-main{padding:19px 18px 16px}.method-title-row{gap:12px;margin-bottom:13px}.glyph{height:36px;width:36px}.method-card h3{font-size:18px}.method-card p{font-size:14px;line-height:1.6;margin-bottom:14px}.method-footer{min-height:44px}.method-footer a,.method-footer button{font-size:14px}.ai-result-panel{margin-top:20px;padding:16px}.ai-result-head strong{font-size:17px}.ai-result-card{padding:16px}.page-header{padding:28px 0 18px}.page-header h1{font-size:30px;line-height:1.25}.page-header p{font-size:15px}.detail-grid{gap:18px;grid-template-columns:minmax(0,1fr);padding:12px 0 56px}.detail-side{padding:18px}.content-card,.example-conclusion,.output-promise,.procedure-step,.prompt-box{overflow-wrap:anywhere}.content-stack{gap:14px}.content-card{padding:18px}.content-card h2{font-size:20px}.procedure-step{padding:16px}.template-box{font-size:13px;padding:14px}.compare-drawer{max-width:none;padding:22px 20px;width:calc(100vw - 18px)}.compare-floating-button{bottom:18px;right:18px}}