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var(--border);background:var(--surface);box-shadow:var(--shadow-card);border-radius:8px;gap:14px;padding:18px;display:grid}.share-password-panel h1{color:var(--fg);font-family:var(--font-display);margin:0;font-size:30px;line-height:1.2}.share-password-panel p{color:var(--muted);margin:0;line-height:1.75}.share-password-form{gap:12px;display:grid}.share-password-form label{gap:7px;display:grid}.share-password-form label span{color:var(--muted-warm);font-size:13px;font-weight:700}.share-hero{background:linear-gradient(135deg, color-mix(in oklch, var(--surface-deeper) 96%, transparent), color-mix(in oklch, var(--surface-deep) 86%, transparent)), var(--surface-deep);color:var(--surface);gap:12px;margin-left:-16px;margin-right:-16px;padding:30px 18px 24px;display:grid;position:relative;overflow:hidden}.share-hero h1{color:#fff;font-family:var(--font-display);overflow-wrap:anywhere;word-break:break-word;margin:0;font-size:34px;line-height:1.18}.share-hero p{color:color-mix(in oklch, var(--surface) 90%, transparent);overflow-wrap:anywhere;word-break:break-word;margin:0;line-height:1.8}.share-meta{flex-wrap:wrap;gap:8px;display:flex}.share-meta span{border:1px solid color-mix(in oklch, var(--accent) 42%, transparent);color:color-mix(in oklch, var(--surface) 74%, var(--accent));border-radius:999px;padding:5px 9px;font-size:12px}.share-material-list{gap:12px;display:grid}.share-material-card{border:1px solid var(--border);background:var(--surface);box-shadow:var(--shadow-card);border-radius:8px;grid-template-columns:46px minmax(0,1fr);gap:12px;padding:14px;display:grid}.share-material-body{gap:9px;min-width:0;display:grid}.share-material-body time{color:var(--accent);font-size:12px;font-weight:700}.share-material-body h2{color:var(--fg);font-family:var(--font-display);overflow-wrap:anywhere;word-break:break-word;margin:0;font-size:20px;line-height:1.35}.share-material-body p{color:var(--muted);-webkit-line-clamp:4;overflow-wrap:anywhere;word-break:break-word;-webkit-box-orient:vertical;margin:0;line-height:1.75;display:-webkit-box;overflow:hidden}.share-file-actions{border-top:1px solid color-mix(in oklch, var(--border) 62%, white);gap:10px;padding-top:10px;display:grid}.share-file-actions>div:first-child{gap:3px;display:grid}.share-file-actions strong{color:var(--fg);overflow-wrap:anywhere;line-height:1.45}.share-file-actions span,.share-file-hint{color:var(--muted-warm);font-size:13px}.share-file-actions>div:last-child{flex-wrap:wrap;gap:10px;display:flex}.bottom-nav{z-index:20;border:1px solid color-mix(in oklch, var(--fg) 12%, transparent);background:color-mix(in oklch, var(--surface) 94%, transparent);box-shadow:0 16px 42px color-mix(in oklch, var(--surface-deeper) 18%, transparent);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-radius:8px;grid-template-columns:repeat(5,minmax(0,1fr));gap:4px;padding:5px;display:grid;position:fixed;bottom:10px;left:max(10px,50vw - 548px);right:max(10px,50vw - 548px)}.bottom-nav button{min-height:44px;color:var(--muted);background:0 0;border-color:#0000;padding:0 4px}.bottom-nav button.active{background:var(--surface-deep);color:var(--surface)}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (width>=560px){.app-shell{padding-left:22px;padding-right:22px}.site-header{margin-left:-22px;margin-right:-22px;padding-left:22px;padding-right:22px}.home-hero{margin-left:-22px;margin-right:-22px}.reception-hero,.share-hero{margin-left:-22px;margin-right:-22px;padding-left:28px;padding-right:28px}.material-search{grid-template-columns:minmax(0,1fr) auto auto}.material-search 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button{width:100%}.timeline-item,.reception-material-card,.share-material-card{grid-template-columns:1fr}.share-hero h1{font-size:30px}.person-card,.person-profile-hero{grid-template-columns:1fr}.reception-material-actions a,.share-file-actions button{width:100%}}:root{--paper:var(--surface);--paper-soft:var(--bg);--ink:var(--fg);--ink-2:color-mix(in oklch, var(--fg) 78%, var(--surface-deep));--line:var(--border);--line-strong:var(--border-strong);--pine:var(--surface-deep);--pine-2:var(--surface-deeper);--pine-3:oklch(31% .06 162);--gold:var(--accent);--gold-soft:var(--accent-quiet);--button-selected-bg:var(--pine);--button-selected-bg-hover:var(--pine-2);--button-selected-fg:var(--paper);--button-selected-border:var(--pine);--button-unselected-bg:color-mix(in oklch, var(--pine) 5%, var(--paper));--button-unselected-bg-hover:color-mix(in oklch, var(--pine) 9%, var(--paper));--button-unselected-fg:var(--pine);--button-unselected-border:color-mix(in oklch, var(--pine) 42%, var(--line));--button-muted-fg:color-mix(in oklch, var(--pine) 72%, var(--muted));--hero-canvas:oklch(96% .025 158);--hero-wash:oklch(87% .052 160);--hero-veil:oklch(74% .055 160)}html{scroll-behavior:smooth}.app-shell{background:linear-gradient(180deg, color-mix(in oklch, var(--paper) 72%, transparent), var(--paper-soft) 22rem), var(--paper-soft);width:min(430px,100%);min-height:100vh;box-shadow:0 0 0 1px color-mix(in oklch, var(--line) 70%, transparent);margin:0 auto;padding:0 0 92px}.site-header{border-bottom:1px solid color-mix(in oklch, var(--gold) 22%, transparent);background:var(--pine-2);min-height:58px;color:var(--paper);gap:8px;margin:0;padding:10px 12px}.brand-button{align-items:center;gap:10px;display:flex}.brand-seal{border:1px solid color-mix(in oklch, var(--gold) 72%, var(--pine));background:var(--pine);width:38px;height:38px;color:var(--gold);font-family:var(--font-display);border-radius:10px;place-items:center;font-size:18px;font-weight:800;display:grid}.brand-copy{gap:2px;display:grid}.brand-copy strong{color:var(--paper);text-overflow:ellipsis;white-space:nowrap;font-size:15px;line-height:1.1;overflow:hidden}.brand-copy small{color:color-mix(in oklch, var(--paper) 70%, var(--gold));text-overflow:ellipsis;white-space:nowrap;font-size:12px;line-height:1.2;overflow:hidden}.header-actions{flex:none;gap:6px;min-width:0}.accessibility-panel summary{white-space:nowrap;min-width:72px;padding:0 10px;font-size:14px;font-weight:700}.top-action{border:1px solid color-mix(in oklch, var(--button-selected-fg) 22%, var(--button-selected-border));background:color-mix(in oklch, var(--button-selected-bg) 84%, var(--pine-2));min-width:84px;min-height:44px;color:var(--button-selected-fg);white-space:nowrap;padding:0 10px;font-size:14px;font-weight:700}.app-shell button,.app-shell .asset-actions a{border-color:var(--button-selected-border);background:var(--button-selected-bg);color:var(--button-selected-fg)}.app-shell button:hover:not(:disabled),.app-shell .asset-actions a:hover{background:var(--button-selected-bg-hover);color:var(--button-selected-fg)}.site-header .brand-button{border:1px solid color-mix(in oklch, var(--gold) 42%, var(--pine));background:color-mix(in oklch, var(--pine) 78%, var(--pine-2));width:auto;min-width:0;max-width:none;color:var(--paper);border-radius:17px;flex:1 1 0;justify-content:flex-start;padding-right:10px;overflow:hidden}.site-header .brand-copy{min-width:0;padding-right:0;overflow:hidden}.service-home{min-width:0}.service-home section[id]{scroll-margin-top:72px}.home-hero{border-bottom:1px solid color-mix(in oklch, var(--line) 70%, transparent);background:radial-gradient(circle at 88% 4%, color-mix(in oklch, var(--gold) 30%, transparent), transparent 34%), radial-gradient(ellipse at 96% 78%, color-mix(in oklch, var(--hero-veil) 78%, transparent), transparent 58%), linear-gradient(150deg, var(--hero-canvas) 0%, var(--hero-wash) 58%, var(--hero-canvas) 100%);min-height:0;color:var(--paper);margin:0;padding:26px 16px 18px;position:relative;overflow:hidden}.home-hero:after{background:radial-gradient(ellipse, color-mix(in oklch, var(--gold-soft) 70%, transparent), transparent 66%);opacity:.9;content:"";height:170px;position:absolute;inset:auto -40px -90px}.hero-copy{z-index:1;gap:14px;width:auto;display:grid;position:relative}.hero-copy h1{max-width:8em;color:var(--paper);font-size:clamp(36px,11vw,52px);font-weight:900;line-height:.98}.hero-copy p{max-width:27em;color:color-mix(in oklch, var(--paper) 78%, var(--gold));font-size:15px;line-height:1.75}.hero-actions{flex-wrap:wrap;gap:10px;display:flex}.ghost,.hero-actions .ghost{border:1px solid color-mix(in oklch, var(--gold) 46%, transparent);background:color-mix(in oklch, var(--paper) 12%, transparent);color:var(--paper)}.landscape{z-index:1;border:1px solid color-mix(in oklch, var(--gold) 32%, transparent);background:linear-gradient(180deg, color-mix(in oklch, var(--paper) 18%, var(--hero-wash)), color-mix(in oklch, var(--pine) 70%, var(--hero-canvas)));width:100%;height:auto;box-shadow:inset 0 1px 0 color-mix(in oklch, var(--paper) 24%, transparent);border-radius:12px;margin-top:14px;position:relative}.menu-band{border:1px solid var(--line);background:var(--line);border-radius:12px;grid-template-columns:repeat(3,1fr);gap:1px;margin:14px 16px 0;display:grid;overflow:hidden}.menu-band button{background:var(--paper);min-height:58px;color:var(--ink);border:0;border-radius:0;padding:9px 6px}.menu-band button:hover:not(:disabled){background:var(--paper-soft);color:var(--ink)}.menu-band strong{font-size:14px;display:block}.menu-band span{color:var(--muted);margin-top:3px;font-size:11px;display:block}.quick-search-strip{border:1px solid color-mix(in oklch, var(--gold) 18%, var(--line));background:color-mix(in oklch, var(--paper) 88%, var(--paper-soft));border-radius:12px;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:10px;margin:10px 16px 0;padding:9px 10px;display:grid}.quick-search-strip>span{color:color-mix(in oklch, var(--pine) 74%, var(--muted));white-space:nowrap;font-size:12px;font-weight:800}.quick-search-strip>div{scrollbar-width:none;gap:7px;min-width:0;display:flex;overflow-x:auto}.quick-search-strip>div::-webkit-scrollbar{display:none}.quick-search-strip button{border:1px solid var(--button-unselected-border);background:var(--button-unselected-bg);min-height:34px;color:var(--button-unselected-fg);border-radius:999px;padding:0 12px;font-size:13px;font-weight:800}.quick-search-strip button:hover:not(:disabled){border-color:var(--button-selected-border);background:var(--button-unselected-bg-hover);color:var(--button-unselected-fg)}.section{padding:22px 16px 0;overflow-x:clip}#visitors{border-top:1px solid color-mix(in oklch, var(--gold) 18%, var(--line));border-bottom:1px solid color-mix(in oklch, var(--gold) 20%, var(--line));background:radial-gradient(ellipse at 96% 18%, color-mix(in oklch, var(--gold-soft) 74%, transparent), transparent 48%), linear-gradient(90deg, color-mix(in oklch, var(--gold-soft) 62%, var(--paper)) 0%, color-mix(in oklch, var(--paper) 92%, var(--gold-soft)) 100%);margin-top:22px;padding:24px 22px 22px 16px;position:relative}.section-head{justify-content:space-between;align-items:end;gap:12px;margin-bottom:12px;display:flex}.section h2,.section-head h2{color:var(--ink);font-family:var(--font-display);margin:0;font-size:23px;line-height:1.15}.section-head p{max-width:14em;color:var(--muted);text-align:right;margin:0;font-size:12px;line-height:1.55}.materials-section-head{justify-content:stretch;align-items:start;gap:5px;margin-bottom:10px;display:grid}.materials-section-head h2{white-space:nowrap}.materials-section-head p{white-space:nowrap;max-width:100%;color:color-mix(in oklch, var(--pine) 66%, var(--muted));text-align:left;text-overflow:ellipsis;font-size:12px;line-height:1.3;overflow:hidden}.story-section-head{justify-content:start;align-items:start;gap:6px;display:grid}.story-section-head h2{white-space:nowrap;font-size:clamp(21px,6vw,25px);line-height:1.12}.story-section-head p{max-width:none;color:color-mix(in oklch, var(--pine) 68%, var(--muted));text-align:left;white-space:nowrap;font-size:12px;line-height:1.3}.wechat-entry{padding-top:16px}.welcome-card,.proof-card,.brief-card{border:1px solid color-mix(in oklch, var(--gold) 48%, var(--line));background:linear-gradient(135deg, color-mix(in oklch, var(--gold-soft) 60%, var(--paper)), var(--paper));border-radius:14px;gap:12px;padding:14px;display:grid}.welcome-card h2{letter-spacing:-.01em;max-width:9em;font-size:21px;line-height:1.18}.welcome-card p,.material-card p,.share-card p,.contact-card span{color:var(--muted);font-size:13px;line-height:1.6}.reply-preview{border-left:3px solid var(--gold);background:color-mix(in oklch, var(--paper-soft) 70%, var(--paper));padding:12px}.reply-preview strong{color:var(--pine);font-size:14px;display:block}.reply-preview span{color:var(--muted);margin-top:4px;font-size:12px;line-height:1.5;display:block}.keyword-grid,.proof-line,.guide-grid,.visitor-grid,.overview-grid,.archive-list,.contact-grid,.trust-grid{gap:10px;display:grid}.keyword-grid{grid-template-columns:repeat(4,1fr);gap:7px}.keyword-grid button{border:1px solid var(--line);background:var(--paper);min-height:44px;color:var(--ink);white-space:nowrap;padding:0 6px;font-size:12px;font-weight:800}.proof-line{border:1px solid var(--line);background:var(--line);border-radius:10px;grid-template-columns:repeat(3,1fr);gap:1px;overflow:hidden}.proof-line div{background:var(--paper);align-items:center;min-height:52px;padding:10px 8px;display:flex}.proof-line strong{color:var(--pine);font-size:15px;display:block}.guide-grid,.visitor-grid{grid-template-columns:repeat(2,1fr);align-items:stretch;width:100%;min-width:0}.guide-card,.timeline-card,.material-card,.share-card,.contact-card,.trust-panel{border:1px solid var(--line);background:var(--paper);border-radius:12px;padding:12px}.guide-card{gap:7px;display:grid}.guide-card small,.brief-number,.read-step span:first-child{color:var(--gold);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;font-weight:800}.guide-card strong,.timeline-card h3{font-size:14px;line-height:1.35}.guide-card span,.timeline-card p{color:var(--muted);font-size:12px;line-height:1.45}.timeline-card{background:color-mix(in oklch, var(--pine) 5%, var(--paper))}button.visitor-chip{appearance:none;border:1px solid var(--button-unselected-border);background:var(--button-unselected-bg);width:100%;min-width:0;min-height:92px;color:var(--button-unselected-fg);text-align:left;white-space:normal;border-radius:12px;gap:6px;padding:12px;display:grid}button.visitor-chip[aria-pressed=true]{border-color:var(--button-selected-border);background:var(--button-selected-bg);color:var(--button-selected-fg);box-shadow:inset 0 0 0 1px color-mix(in oklch, var(--button-selected-fg) 18%, transparent)}button.timeline-item:hover:not(:disabled),button.timeline-item:active:not(:disabled),button.trust-row:hover:not(:disabled),button.trust-row:active:not(:disabled){border-color:var(--pine);background:var(--pine);color:var(--paper)}button.timeline-item:hover:not(:disabled) strong,button.timeline-item:active:not(:disabled) strong,button.trust-row:hover:not(:disabled) strong,button.trust-row:active:not(:disabled) strong{color:var(--paper)}button.timeline-item:hover:not(:disabled) span,button.timeline-item:active:not(:disabled) span,button.timeline-item:hover:not(:disabled) small,button.timeline-item:active:not(:disabled) small,button.trust-row:hover:not(:disabled) span,button.trust-row:active:not(:disabled) span,button.trust-row:hover:not(:disabled) small,button.trust-row:active:not(:disabled) small{color:color-mix(in oklch, var(--paper) 78%, var(--gold))}.visitor-chip strong{font-size:15px}.visitor-chip span{color:var(--button-muted-fg);font-size:12px;line-height:1.45}button.visitor-chip[aria-pressed=true] strong,button.visitor-chip[aria-pressed=true] span{color:var(--button-selected-fg)}button.visitor-chip[aria-pressed=true] span{opacity:.78}@media (hover:hover) and (pointer:fine){button.visitor-chip:hover:not(:disabled):not([aria-pressed=true]){border-color:var(--button-selected-border);background:var(--button-unselected-bg-hover);color:var(--button-unselected-fg)}button.visitor-chip:hover:not(:disabled):not([aria-pressed=true]) strong{color:var(--button-unselected-fg)}button.visitor-chip:hover:not(:disabled):not([aria-pressed=true]) span{color:var(--button-muted-fg)}}.brief-card{margin-top:12px}.brief-card h3{margin:5px 0 0;font-size:18px}.brief-list{gap:0;margin-top:12px;display:grid}button.brief-item{appearance:none;border-top:1px solid var(--line);width:100%;min-width:0;color:var(--ink);text-align:left;white-space:normal;background:0 0;border-bottom:0;border-left:0;border-right:0;border-radius:0;grid-template-columns:34px minmax(0,1fr) 28px;align-items:center;gap:10px;padding:10px 4px 10px 0;display:grid}.brief-copy{gap:2px;min-width:0;display:grid}.brief-item strong{font-size:14px;line-height:1.4;display:block}.brief-item small{color:var(--muted);font-size:12px;line-height:1.45}.brief-action{color:var(--pine);margin-top:4px;font-size:12px;font-weight:800;line-height:1.4}.brief-arrow{color:var(--gold);text-align:right;font-size:20px;line-height:1}button.brief-item:focus-visible{outline:2px solid var(--gold);outline-offset:3px}button.brief-item:active:not(:disabled){background:color-mix(in oklch, var(--gold-soft) 48%, transparent)}@media (hover:hover) and (pointer:fine){button.brief-item:hover:not(:disabled){background:color-mix(in oklch, var(--gold-soft) 38%, transparent)}button.brief-item:hover:not(:disabled) .brief-action,button.brief-item:hover:not(:disabled) .brief-arrow{color:var(--gold)}}.archive{gap:10px;display:grid}.archive-filter{gap:8px;display:grid}.archive-filter-head{color:var(--muted);justify-content:space-between;align-items:center;gap:10px;font-size:12px;line-height:1.4;display:flex}.archive-filter-head strong{color:var(--pine);font-size:12px}.archive-status{color:var(--muted);margin:0;font-size:12px;line-height:1.55}#materials .archive-list{gap:8px}#materials .material-rich-card{width:100%}.service-home .material-card:before{content:none}.service-home .material-card p{-webkit-line-clamp:unset;display:block;overflow:visible}.archive-search{margin-bottom:12px}.tabs{scrollbar-width:none;gap:8px;margin:0 -16px 10px;padding:0 16px 2px;display:flex;overflow-x:auto}.tabs::-webkit-scrollbar{display:none}.tab{border:1px solid var(--button-unselected-border);background:var(--button-unselected-bg);min-height:44px;color:var(--button-unselected-fg);border-radius:999px;flex:none;align-items:center;gap:7px;padding:0 12px;display:inline-flex}.tab small{background:var(--paper-soft);min-width:20px;min-height:20px;color:var(--muted);border-radius:999px;place-items:center;font-size:11px;font-weight:800;line-height:1;display:inline-grid}.tab[aria-pressed=true]{border-color:var(--button-selected-border);background:var(--button-selected-bg);color:var(--button-selected-fg)}.tab[aria-pressed=true] small{background:color-mix(in oklch, var(--button-selected-fg) 18%, transparent);color:var(--button-selected-fg)}.material-card{gap:10px;display:grid}#materials .material-card{background:color-mix(in oklch, var(--paper) 88%, var(--paper-soft));border-radius:10px;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:7px 10px;padding:12px}.material-top{justify-content:space-between;align-items:start;gap:8px;display:flex}#materials .material-top{min-width:0}.material-card h2,.material-card h3{color:var(--ink);margin:0;font-size:17px;line-height:1.35}#materials .material-card h3{min-width:0;font-size:15px}.tag{border:1px solid color-mix(in oklch, var(--gold) 48%, var(--line));background:var(--gold-soft);min-height:25px;color:color-mix(in oklch, var(--pine) 78%, black);white-space:nowrap;border-radius:999px;align-items:center;padding:0 8px;font-size:11px;font-weight:800;display:inline-flex}.meta-row{flex-wrap:wrap;gap:6px;display:flex}.meta-row span{background:var(--paper-soft);color:var(--muted);border-radius:999px;padding:5px 8px;font-size:11px}.card-actions{gap:8px;display:flex}#materials .card-actions{grid-area:1/2/span 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var(--gold) 34%, transparent);background:color-mix(in oklch, var(--gold) 32%, transparent);border-radius:10px;grid-template-columns:repeat(3,1fr);gap:1px;display:grid;overflow:hidden}.reception-meta div{background:color-mix(in oklch, var(--pine-2) 72%, transparent);padding:10px 8px}.reception-meta strong{color:var(--gold);font-size:14px;display:block}.reception-meta span{color:color-mix(in oklch, var(--paper) 70%, var(--gold));font-size:11px}.reception-steps{border:1px solid color-mix(in oklch, var(--gold) 40%, transparent);border-radius:10px;grid-template-columns:repeat(3,minmax(0,1fr));display:grid;overflow:hidden}.reception-steps div{gap:3px;min-width:0;padding:10px 8px;display:grid}.reception-steps div+div{border-left:1px solid color-mix(in oklch, var(--gold) 32%, transparent)}.reception-steps span{color:var(--gold);font-size:11px;font-weight:800}.reception-steps strong{color:var(--paper);font-size:12px;line-height:1.35}.reception-steps small{color:color-mix(in oklch, var(--paper) 68%, var(--gold));font-size:10px;line-height:1.4}.read-path{border-top:1px solid color-mix(in oklch, var(--gold) 26%, transparent);gap:9px;padding-top:12px;display:grid}.read-step{grid-template-columns:28px 1fr auto;align-items:center;gap:8px;display:grid}.read-step small{color:color-mix(in oklch, var(--paper) 64%, var(--gold))}.reception-actions{gap:10px;padding:0 18px 18px;display:flex}.reception-actions button{flex:1}.share-card{gap:12px;padding:14px;display:grid}.share-preview{border:1px solid var(--line);background:var(--paper-soft);border-radius:12px;grid-template-columns:82px 1fr;align-items:center;gap:12px;padding:10px;display:grid}.thumb{aspect-ratio:1;background:linear-gradient(145deg, color-mix(in oklch, var(--pine) 86%, black), color-mix(in oklch, var(--gold) 34%, var(--pine))), var(--pine);border-radius:8px;position:relative;overflow:hidden}.thumb:before,.thumb:after{background:color-mix(in oklch, var(--paper) 15%, transparent);content:"";border-radius:50% 50% 0 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h3{color:var(--pine);font-size:18px;line-height:1.3}.official-account-copy p:not(.eyebrow),.official-account-copy span{color:var(--muted);font-size:13px;line-height:1.5}.official-account-card img{object-fit:contain;background:#fff;border:6px solid #fff;border-radius:10px;width:112px;height:112px;display:block}.bottom-nav{background:color-mix(in oklch, var(--paper) 92%, transparent);box-shadow:none;padding:8px 8px calc(8px + env(safe-area-inset-bottom));border-bottom:0;border-left:0;border-right:0;border-radius:0;bottom:0;left:max(0px,50vw - 215px);right:max(0px,50vw - 215px)}.bottom-nav button{min-height:48px;color:var(--button-muted-fg);background:0 0;border-radius:9px;padding:4px;font-size:12px}.bottom-nav button.active{border-color:var(--button-selected-border);background:var(--button-selected-bg);color:var(--button-selected-fg);font-weight:800}.sheet-backdrop{z-index:50;background:oklch(0% none none/.34);justify-content:center;align-items:end;display:none;position:fixed;inset:0}.sheet-backdrop.open{display:flex}.sheet{background:var(--paper);width:min(430px,100%);max-height:82vh;padding:16px 16px calc(18px + env(safe-area-inset-bottom));border-radius:18px 18px 0 0;overflow:auto;box-shadow:0 -18px 50px oklch(0% none none/.18)}.sheet-head{justify-content:space-between;align-items:start;gap:12px;margin-bottom:12px;display:flex}.sheet-head button{border:1px solid var(--line);background:var(--paper-soft);width:44px;min-width:44px;color:var(--ink);padding:0}.sheet h3{color:var(--ink);margin:0;font-size:22px}.sheet-list{gap:10px;display:grid}.sheet-item{border:1px solid var(--line);background:var(--paper-soft);border-radius:12px;padding:12px}.sheet-item strong{font-size:15px;display:block}.sheet-item p{color:var(--muted);margin-top:5px;font-size:12px;line-height:1.5}.sheet-actions{border-top:1px solid var(--line);background:var(--paper);grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px;margin:14px -16px -16px;padding:12px 16px 16px;display:grid;position:sticky;bottom:-16px}.sheet-actions button{width:100%}.sheet-actions .button-link{border:1px solid var(--button-unselected-border);background:var(--button-unselected-bg);min-height:44px;color:var(--button-unselected-fg);border-radius:9px;justify-content:center;align-items:center;padding:10px 12px;font-weight:800;text-decoration:none;display:inline-flex}.share-mode-switch{border:1px solid var(--line);background:color-mix(in oklch, var(--pine) 4%, var(--paper));border-radius:10px;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:6px;margin-bottom:12px;padding:5px;display:grid}.share-mode-switch button{width:100%;min-height:42px;color:var(--pine);background:0 0;border-color:#0000;padding-inline:8px;font-weight:800}.share-mode-switch button:hover:not(:disabled){background:color-mix(in oklch, var(--pine) 8%, var(--paper));color:var(--pine)}.share-mode-switch button.active{border-color:var(--button-selected-border);background:var(--button-selected-bg);color:var(--button-selected-fg)}.wechat-card-preview{border:1px solid color-mix(in oklch, var(--gold) 42%, var(--line));background:var(--paper-soft);border-radius:12px;justify-items:center;gap:14px;padding:16px;display:grid}.wechat-card-preview img{aspect-ratio:1;border:1px solid color-mix(in oklch, var(--gold) 45%, var(--line));object-fit:cover;border-radius:9px;width:min(100%,260px);display:block}.wechat-card-preview strong{color:var(--ink);font-family:var(--font-display);text-align:center;font-size:25px;line-height:1.3}.share-poster-preview{aspect-ratio:4/5;border:1px solid color-mix(in oklch, var(--gold) 45%, var(--line));background:var(--paper-soft);width:min(100%,300px);box-shadow:0 12px 30px color-mix(in oklch, var(--pine) 12%, transparent);border-radius:10px;margin:0 auto;display:grid;overflow:hidden}.share-poster-preview img{object-fit:contain;width:100%;height:100%;display:block}.share-poster-state{min-width:0;color:var(--muted);text-align:center;place-content:center;justify-items:center;gap:10px;padding:24px;display:grid}.share-poster-state strong{color:var(--pine);font-size:16px}.share-poster-state span:last-child{font-size:12px;line-height:1.6}.share-poster-state.error{background:color-mix(in oklch, #9b4a2f 5%, var(--paper))}.share-poster-state.error strong{color:#8e3f31}.share-poster-state.error button{margin-top:4px}.share-poster-spinner{border:3px solid color-mix(in oklch, var(--pine) 18%, var(--paper));border-top-color:var(--pine);border-radius:50%;width:30px;height:30px;animation:.8s linear infinite share-poster-spin}.share-poster-notice{color:var(--muted);text-align:center;margin:10px 0 0;font-size:12px;line-height:1.55}.poster-actions .button-link{border-color:var(--button-selected-border);background:var(--button-selected-bg);color:var(--button-selected-fg)}@keyframes 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var(--pine) 16%, var(--paper))}.landscape-line,.landscape-seal{stroke:color-mix(in oklch, var(--pine) 54%, var(--accent-quiet))}.landscape-glyph{fill:var(--pine)}.hero-copy h1 span{display:block}.home-data-state{border:1px solid color-mix(in oklch, var(--gold) 34%, var(--line));background:color-mix(in oklch, var(--gold-soft) 62%, var(--paper));color:var(--pine);border-radius:12px;margin:12px 16px 0;padding:9px 12px;font-size:12px;line-height:1.5}.home-data-state.warning{border-color:color-mix(in oklch, #9b4a2f 28%, var(--line));background:color-mix(in oklch, #f6e4dc 70%, var(--paper));color:#7b3926}.timeline-list,.story-people-grid,.story-list{gap:10px;display:grid}.timeline-list{margin-top:10px}.timeline-item{border:1px solid var(--line);background:var(--paper);min-height:auto;color:var(--ink);text-align:left;white-space:normal;border-radius:10px;gap:4px;padding:10px;display:grid}.timeline-item 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button.active{border-color:var(--pine);background:var(--pine);color:var(--paper)}.feature-row,.timeline-item,.contact-item,.material-card,.story-card,.person-card,.asset-preview,.attachment-list,.source-material-panel,.participation-form-card,.person-profile,.person-biography{border-color:var(--line);background:var(--paper);box-shadow:none;border-radius:12px}.material-card:before,.story-card{border-top-color:var(--gold)}.material-card:before{background:var(--gold);width:2px;top:14px;bottom:14px;left:0}.story-card,.person-card,.material-card{padding:14px}.story-card h2,.story-card h3,.person-card h2,.person-card h3,.material-card h2,.material-card h3,.feature-row h3,.timeline-item h2,.contact-item h2{color:var(--pine);font-size:19px;line-height:1.28}.text-button,.back-button{border:1px solid var(--line);background:var(--paper);min-height:44px;color:var(--pine);border-radius:10px;justify-content:center;align-items:center;padding:0 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