:root{--bg:#f4f1ea;--card:#fffdf8;--text:#1f2933;--muted:#687281;--line:#e5ded1;--primary:#17324d;--gold:#b9965b;--soft:#f8f3ea;--shadow:0 18px 45px rgba(23,50,77,.12)}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei',Arial,sans-serif;background:radial-gradient(circle at 8% 0%,rgba(185,150,91,.18),transparent 30%),linear-gradient(180deg,#fbf8f2 0%,var(--bg) 100%);color:var(--text)}a{text-decoration:none;color:inherit}.container{width:min(1160px,calc(100% - 32px));margin:0 auto;padding:28px 0 56px}.hero{border-radius:32px;padding:36px;color:#fff;background:linear-gradient(135deg,rgba(23,50,77,.98),rgba(36,72,101,.95));box-shadow:var(--shadow)}.eyebrow{display:inline-flex;padding:7px 12px;border:1px solid rgba(255,255,255,.24);border-radius:999px;color:rgba(255,255,255,.82);font-size:13px;letter-spacing:.04em}h1{margin:18px 0 10px;font-size:clamp(30px,5vw,58px);line-height:1.05;letter-spacing:-.05em}.subtitle{max-width:780px;margin:0;color:rgba(255,255,255,.92);font-size:20px;line-height:1.65;font-weight:800}.intro{max-width:980px;margin:12px 0 0;color:rgba(255,255,255,.76);font-size:15px;line-height:1.9}.nav{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;border-radius:16px;border:1px solid var(--line);background:var(--card);color:var(--primary);font-weight:800;cursor:pointer;box-shadow:0 8px 24px rgba(31,41,51,.06)}.btn.primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn.gold{background:var(--gold);color:#fff;border-color:var(--gold)}.btn.danger{background:#9f4f43;color:#fff;border-color:#9f4f43}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:18px}.tool-grid{grid-template-columns:repeat(2,1fr)}.card{background:rgba(255,253,248,.94);border:1px solid var(--line);border-radius:22px;padding:20px;box-shadow:0 12px 34px rgba(31,41,51,.07)}.card h2,.card h3{margin:0 0 12px;color:var(--primary)}.card-heading{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.muted{color:var(--muted);line-height:1.7}.form{max-width:460px;margin:24px auto 0;background:var(--card);border:1px solid var(--line);border-radius:24px;padding:24px;box-shadow:var(--shadow)}label{display:block;margin:14px 0 8px;font-weight:800;color:var(--primary)}input,textarea{width:100%;min-height:48px;border:1px solid var(--line);border-radius:14px;padding:0 14px;background:#fff;color:var(--text);font-size:15px;outline:none}textarea{height:86px;padding:12px 14px}.full-button{width:100%;margin-top:18px}.message{margin-top:14px;padding:12px 14px;border-radius:14px;background:#f7efe2;color:#6f5d42;line-height:1.6;display:none}.message.show{display:block}.topbar{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:18px}.topbar-actions{display:flex;gap:10px;flex-wrap:wrap}.hidden{display:none!important}.status{display:inline-flex;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:900;background:#efe7d8;color:#765b28;white-space:nowrap}.status.ok{background:#e8f4ea;color:#287348}.status.no{background:#f7e8e5;color:#9f4f43}.table-wrap{overflow-x:auto;background:var(--card);border:1px solid var(--line);border-radius:20px;box-shadow:0 12px 34px rgba(31,41,51,.07)}table{width:100%;border-collapse:collapse;min-width:1080px}th,td{padding:13px 12px;border-bottom:1px solid var(--line);text-align:left;font-size:14px}th{color:var(--primary);background:#f8f3ea}.actions{white-space:nowrap}.actions .btn{min-height:38px;padding:0 12px}.toolbar{display:grid;grid-template-columns:1fr auto auto;gap:12px;margin:18px 0}.tabs{display:flex;gap:10px;overflow-x:auto;padding:4px 0 14px}.tab{flex:0 0 auto;border:1px solid var(--line);border-radius:999px;background:rgba(255,253,248,.78);color:var(--muted);padding:10px 15px;font-weight:800;cursor:pointer}.tab.active{color:#fff;background:var(--primary);border-color:var(--primary)}.result-text{margin:10px 0 18px}.dimension-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.dim-card{position:relative;background:rgba(255,253,248,.94);border:1px solid var(--line);border-radius:22px;padding:20px;box-shadow:0 12px 34px rgba(31,41,51,.07);overflow:hidden}.dim-card:before{content:'';position:absolute;inset:0 0 auto 0;height:5px;background:linear-gradient(90deg,var(--primary),var(--gold))}.dim-card h2{margin:14px 0 12px;font-size:20px;line-height:1.28;color:var(--primary)}.tag{display:inline-flex;padding:6px 10px;border-radius:999px;background:#efe7d8;color:#765b28;font-size:12px;font-weight:900}.dims{display:grid;gap:8px;margin:14px 0}.dim{display:grid;grid-template-columns:80px 1fr;gap:10px;padding:10px 12px;border-radius:14px;background:var(--soft);border:1px solid rgba(229,222,209,.65)}.dim span{color:var(--muted);font-size:13px;font-weight:800}.tip{color:#6f5d42;padding-left:10px;border-left:3px solid var(--gold);line-height:1.65}@media(max-width:920px){.grid,.tool-grid,.dimension-grid{grid-template-columns:repeat(2,1fr)}.toolbar{grid-template-columns:1fr}.btn{width:100%}.topbar-actions{width:100%}}@media(max-width:640px){.container{width:min(100% - 22px,1160px);padding-top:12px}.hero{padding:24px 20px;border-radius:24px}.grid,.tool-grid,.dimension-grid{grid-template-columns:1fr}.topbar{align-items:flex-start;flex-direction:column}.dim{grid-template-columns:72px 1fr}.card-heading{flex-direction:column}}