:root{color-scheme:light;--bg:#f8f4ee;--surface:#fffdfa;--ink:#211915;--muted:#6f625b;--line:#eaded4;--red:#b5121b;--red-strong:#8f0f18;--red-soft:#fff0f0;--gold:#d4a456;--shadow:0 24px 80px rgba(96,41,34,0.14)}*{box-sizing:border-box}body,html{min-height:100%}body{margin:0;background:linear-gradient(180deg,rgba(181,18,27,.055),transparent 360px),radial-gradient(circle at 12% 18%,rgba(212,164,86,.13),transparent 250px),var(--bg);color:var(--ink);font-family:Arial,Microsoft YaHei,sans-serif}button,textarea{font:inherit}button{cursor:pointer}.guideShell{min-height:100vh;padding-bottom:72px}.siteBar{position:-webkit-sticky;position:sticky;top:0;z-index:20;display:flex;height:70px;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(181,18,27,.12);background:rgba(255,253,250,.88);padding:10px 24px;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.menuButton,.searchButton{display:inline-grid;width:48px;height:48px;place-items:center;border:1px solid var(--line);border-radius:8px;background:#fffaf4;color:var(--ink)}.menuButton span{width:4px;height:4px;border-radius:999px;background:var(--ink)}.siteBrand{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:800}.siteBrand img{width:38px;height:38px;object-fit:contain}.heroBlock{width:min(980px,calc(100% - 32px));margin:0 auto;padding:44px 0 54px;text-align:center}.heroIcon{color:var(--red);filter:drop-shadow(0 8px 16px rgba(181,18,27,.18))}.eyebrow{margin:16px 0 8px;color:var(--red);font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}h1,h2,h3,p{margin-top:0}.heroBlock h1{margin-bottom:18px;font-size:clamp(42px,8vw,76px);font-weight:900;line-height:.95;letter-spacing:0}.heroCopy{width:min(720px,100%);margin:0 auto;color:var(--muted);font-size:18px;line-height:1.9}.guideGrid{display:grid;width:min(1060px,calc(100% - 32px));grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:18px;gap:18px;margin:0 auto}.guideCard{min-height:178px;border:1px 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minmax(0,1fr);grid-gap:10px;gap:10px;align-items:start}.message.user{align-self:flex-end;grid-template-columns:minmax(0,1fr) 34px}.message.user .avatar{grid-column:2;grid-row:1}.message p{margin:0;white-space:pre-wrap;overflow-wrap:anywhere;border:1px solid var(--line);border-radius:8px;background:#ffffff;padding:11px 13px;font-size:14px;line-height:1.65}.message.user p{border-color:var(--red);background:var(--red);color:#ffffff}.avatar{display:inline-grid;width:34px;height:34px;flex:0 0 auto;place-items:center;border-radius:8px;background:var(--red-soft);color:var(--red)}.message.user .avatar{background:#f8e3d0;color:#9a3412}.composer{border-top:1px solid var(--line);background:#fffdfa;padding:14px}.inputRow{display:grid;grid-template-columns:1fr 46px;grid-gap:10px;gap:10px;align-items:end}textarea{width:100%;min-height:46px;max-height:140px;resize:vertical;border:1px solid var(--line);border-radius:8px;background:#ffffff;color:var(--ink);outline:none;padding:12px 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p{max-height:160px;overflow:auto}.adminError,.adminNotice{max-width:1180px;margin:0 auto 14px;border-radius:8px;padding:12px 14px}.adminError{background:#fff1f2;color:#be123c}.adminNotice{background:#f0fdf4;color:#166534}@media (max-width:760px){.adminShell{padding:14px}.adminGrid,.adminTopbar{grid-template-columns:1fr}.adminGrid{display:grid}.adminTopbar{align-items:flex-start;flex-direction:column}}