:root{--bg-page: #14110f;--bg-panel: #1b1814;--bg-elevated: #221e19;--bg-tile-base: #2a2620;--fg-primary: #ede4d1;--fg-secondary: #a8a094;--fg-muted: #9a8f80;--accent-amber: #c69a4a;--accent-amber-dim: #8a6a32;--accent-warn: #9c3b35;--border: #2e2922;--border-strong: #4a4339;--evidence-s: #c69a4a;--evidence-a: #8a8a6b;--evidence-b: #5a6260;--evidence-c: #6b6356;--evidence-d: #7a4a44;--placeholder-stripe: repeating-linear-gradient( 45deg, rgba(255, 255, 255, .04) 0 6px, transparent 6px 12px );--font-serif: ui-serif, Georgia, "Times New Roman", "Noto Serif SC", serif;--font-mono: ui-monospace, "JetBrains Mono", Consolas, "SFMono-Regular", monospace;--font-sans: ui-sans-serif, system-ui, -apple-system, "PingFang SC", "Noto Sans SC", sans-serif}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg-page);color:var(--fg-primary);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:15px;line-height:1.5}#root{min-height:100vh}button,[role=button]{cursor:pointer}button{font-family:inherit;background:none;border:none;color:inherit;padding:0}:focus-visible{outline:2px solid var(--accent-amber);outline-offset:2px}.app-shell{min-height:100vh;display:flex;flex-direction:column;width:100%;margin:0 auto;padding:0}@media (min-width: 900px){.app-shell{max-width:1400px;padding:0 16px}}@media (min-width: 1400px){.app-shell{max-width:1600px;padding:0 24px}}.site-header{position:sticky;top:0;z-index:50;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:16px;height:64px;padding:0 16px;background:var(--bg-panel);border-bottom:1px solid var(--border);backdrop-filter:saturate(140%) blur(6px)}.brand{font-family:var(--font-serif);font-size:18px;font-weight:600;color:var(--accent-amber);letter-spacing:.01em;white-space:nowrap}.brand-cn{color:var(--accent-amber)}.brand-sep{color:var(--fg-muted);margin:0 6px;font-weight:400}.brand-en{color:var(--fg-primary);font-weight:500}.tagline{justify-self:center;font-size:12px;color:var(--fg-secondary);text-align:center;line-height:1.3}.tagline-cn{color:var(--fg-secondary)}.tagline-sep{color:var(--fg-muted);margin:0 6px}.tagline-en{color:var(--fg-muted)}.mvp-badge{justify-self:end;display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border:1px solid var(--accent-amber);border-radius:2px;background:var(--bg-elevated);color:var(--accent-amber);font-family:var(--font-mono);font-size:10.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;white-space:nowrap}.mvp-badge-dot{width:6px;height:6px;border-radius:50%;background:var(--accent-amber);box-shadow:0 0 6px var(--accent-amber)}@media (max-width: 900px){.site-header{grid-template-columns:1fr auto;height:auto;padding:10px 12px;gap:8px}.tagline{grid-column:1 / -1;grid-row:2;justify-self:start;text-align:left}.mvp-badge{font-size:9.5px;padding:4px 8px}}@media (max-width: 480px){.brand{font-size:15px}.mvp-badge{font-size:9px;padding:4px 6px}}.wall-mode-tabs{display:flex;gap:4px;padding:12px 16px 0;border-bottom:1px solid var(--border)}.wall-mode-tab{padding:6px 14px;border-radius:4px 4px 0 0;border:1px solid transparent;border-bottom:none;font-family:var(--font-mono);font-size:12px;color:var(--fg-secondary);background:none;cursor:pointer;letter-spacing:.03em;transition:color .15s,border-color .15s}.wall-mode-tab:hover{color:var(--fg-primary);border-color:var(--border)}.wall-mode-tab--active{color:var(--accent-amber);border-color:var(--border);border-bottom-color:var(--bg-page);background:var(--bg-page)}.skip-link{position:absolute;left:-9999px;top:1rem;z-index:100;padding:.5rem 1rem;background:var(--bg-panel);color:var(--accent-amber);font-family:var(--font-mono);font-size:13px;border:2px solid var(--accent-amber);border-radius:3px;text-decoration:none;white-space:nowrap}.skip-link:focus{left:1rem}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.site-nav{display:flex;gap:4px;align-items:center;flex-wrap:wrap}.site-nav__link{padding:4px 10px;border-radius:3px;font-family:var(--font-mono);font-size:12px;color:var(--fg-secondary);text-decoration:none;letter-spacing:.02em;transition:color .12s,background .12s}.site-nav__link:hover{color:var(--fg-primary);background:var(--bg-elevated)}.site-nav__link--active{color:var(--accent-amber)}.site-footer{margin-top:auto;padding:2rem 1.5rem 1.5rem;border-top:1px solid var(--border);font-family:var(--font-mono);font-size:11px;color:var(--fg-muted)}.site-footer__nav{display:flex;flex-wrap:wrap;gap:4px 0;margin-bottom:1rem}.site-footer__link{color:var(--fg-secondary);text-decoration:none;padding:2px 8px;transition:color .12s}.site-footer__link:not(:last-child):after{content:"·";margin-left:8px;color:var(--fg-muted)}.site-footer__link:hover{color:var(--accent-amber)}.site-footer__note{margin:0 0 .4rem;line-height:1.6}.site-footer__copy{margin:0;color:var(--fg-muted)}.page-main{width:100%;max-width:800px;margin:0 auto;padding:2rem 1.5rem;font-family:var(--font-mono);font-size:13px;color:var(--fg-secondary)}.page-main h1{font-size:1.2rem;color:var(--fg-primary);margin:0 0 .5rem}.page-main h2{font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;color:var(--fg-muted);margin:2rem 0 .6rem}.page-main p{margin:0 0 .9rem;line-height:1.7}.page-main ul,.page-main ol{margin:0 0 .9rem;padding-left:1.5rem;line-height:1.7}.page-main li{margin-bottom:.3rem}.page-main a{color:var(--accent-amber);text-decoration:none}.page-main a:hover{text-decoration:underline}.page-breadcrumb{font-size:11px;color:var(--fg-muted);margin-bottom:1.5rem}.page-breadcrumb a{color:var(--accent-amber);text-decoration:none}.ev-badge{display:inline-block;padding:1px 5px;border-radius:3px;font-size:10px;font-weight:600;font-family:var(--font-mono);letter-spacing:.04em;background:var(--bg-elevated);border:1px solid var(--border-strong);color:var(--fg-secondary)}.ev-badge--S{color:var(--evidence-s);border-color:var(--evidence-s)}.ev-badge--A{color:var(--evidence-a);border-color:var(--evidence-a)}.ev-badge--B{color:var(--evidence-b);border-color:var(--evidence-b)}.ev-badge--C{color:var(--evidence-c);border-color:var(--evidence-c)}.ev-badge--D{color:var(--evidence-d);border-color:var(--evidence-d)}.image-table{width:100%;border-collapse:collapse;font-size:11px;margin-bottom:1.5rem}.image-table th{text-align:left;padding:6px 8px;border-bottom:1px solid var(--border-strong);color:var(--fg-muted);font-weight:600;letter-spacing:.04em;text-transform:uppercase;font-size:10px}.image-table td{padding:6px 8px;border-bottom:1px solid var(--border);color:var(--fg-secondary);vertical-align:top}.image-table tr:hover td{background:var(--bg-elevated)}@media (max-width: 640px){.page-main{padding:1.25rem 1rem}.image-table th,.image-table td{padding:5px 4px}}.mosaic-home{padding:24px 16px;display:flex;flex-direction:column;align-items:center;gap:20px}