:root{--bg:#f4f1ea;--card:#fffdf8;--ink:#1c1b19;--muted:#706b63;--line:#ded7ca;--accent:#111;--soft:#ebe4d8;--ok:#2f6f4e;--danger:#9b2c2c;--radius:18px;--shadow:0 18px 48px rgba(0,0,0,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Arial,sans-serif;background:radial-gradient(circle at 12% 0,hsla(0,0%,100%,.95) 0,hsla(42,31%,94%,.75) 38%,hsla(39,29%,86%,.95) 100%),linear-gradient(135deg,#f9f6ef,#e9e0d1);color:var(--ink);line-height:1.65}a{color:inherit}.wrap{max-width:1160px;margin:0 auto;padding:32px 20px 72px}.hero{display:grid;grid-template-columns:1.42fr .58fr;grid-gap:24px;gap:24px;align-items:stretch;margin-bottom:22px}.output-card,.panel,.policy-card,.success-card,fieldset{background:rgba(255,253,248,.94);border:1px solid 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0}.hidden-field{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}.brief-list{display:grid;grid-gap:12px;gap:12px;margin-top:18px}.brief-item{border-top:1px solid var(--line);padding-top:12px}.brief-item strong{display:block}.policy-card h2{margin-top:28px}@media (max-width:900px){.grid,.grid-3,.hero{grid-template-columns:1fr}.hero-main{padding:26px}.sticky-tools{border-radius:18px;align-items:stretch;flex-direction:column}.progress-text{text-align:left}}@media (max-width:520px){.wrap{padding:18px 12px 48px}.output-card,.policy-card,.success-card,fieldset{padding:18px;border-radius:14px}.button-link,.chip,button{width:100%}.chip{border-radius:14px}}