.hc-hero{padding:64px 40px 48px;text-align:center}.hc-hero h1{font-family:var(--rhq-font-serif);font-size:40px;font-weight:600;letter-spacing:-.02em;color:var(--rhq-ink);margin:0 0 12px;line-height:1.15}.hc-hero p{font-size:17px;color:var(--rhq-muted);max-width:520px;margin:0 auto;line-height:1.6}.hc-grid{max-width:960px;margin:0 auto;padding:0 40px 80px;display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.hc-card{padding:24px 28px;background:var(--rhq-surface);border:1px solid var(--rhq-line);border-radius:var(--rhq-radius-md);transition:border-color .14s,box-shadow .14s;display:flex;flex-direction:column;gap:6px}.hc-card:hover{border-color:var(--rhq-brand);box-shadow:0 4px 16px rgba(31,95,75,.08)}.hc-card-title{font-size:16px;font-weight:700;color:var(--rhq-ink)}.hc-card-desc{font-size:14px;color:var(--rhq-muted);line-height:1.5}.hc-article{max-width:720px;margin:0 auto;padding:48px 40px 80px}.hc-breadcrumb{font-size:13px;color:var(--rhq-muted);margin-bottom:24px;display:flex;align-items:center;gap:6px}.hc-breadcrumb a{color:var(--rhq-brand);font-weight:500}.hc-breadcrumb a:hover{text-decoration:underline}.hc-article h1{font-family:var(--rhq-font-serif);font-size:32px;font-weight:600;letter-spacing:-.02em;color:var(--rhq-ink);margin:0 0 8px;line-height:1.2}.hc-article .hc-article-desc{font-size:16px;color:var(--rhq-muted);margin:0 0 32px;line-height:1.6}.hc-section{margin-bottom:32px}.hc-section h2{font-size:18px;font-weight:700;color:var(--rhq-ink);margin:0 0 12px;line-height:1.3}.hc-section p{font-size:15px;color:var(--rhq-ink-2);line-height:1.7;margin:0 0 12px}.hc-section p:last-child{margin-bottom:0}.hc-section ul{margin:0 0 12px;padding-left:24px}.hc-section li{font-size:15px;color:var(--rhq-ink-2);line-height:1.7;margin-bottom:4px}.hc-section a{color:var(--rhq-brand);font-weight:500}.hc-section a:hover{text-decoration:underline}.hc-section code{font-family:var(--rhq-font-mono);font-size:13px;background:var(--rhq-surface-2);padding:2px 6px;border-radius:4px}.hc-section strong{font-weight:600;color:var(--rhq-ink)}.hc-divider{border:none;border-top:1px solid var(--rhq-line);margin:32px 0}.hc-form{gap:20px}.hc-field,.hc-form{display:flex;flex-direction:column}.hc-field{gap:6px}.hc-field label{font-size:14px;font-weight:600;color:var(--rhq-ink)}.hc-req{color:var(--rhq-danger)}.hc-field input,.hc-field textarea{font-family:var(--rhq-font-sans);font-size:15px;padding:10px 14px;border:1px solid var(--rhq-line);border-radius:var(--rhq-radius-sm);background:var(--rhq-surface);color:var(--rhq-ink);transition:border-color .14s;width:100%;box-sizing:border-box}.hc-field input:focus,.hc-field textarea:focus{outline:none;border-color:var(--rhq-brand);box-shadow:0 0 0 3px var(--rhq-brand-bg)}.hc-field textarea{resize:vertical;min-height:120px}.hc-submit{align-self:flex-start;padding:12px 28px;background:var(--rhq-brand);color:#fff;border-radius:var(--rhq-radius-sm);font-size:15px;font-weight:600;transition:background .14s;min-height:44px}.hc-submit:hover:not(:disabled){background:var(--rhq-brand-dark)}.hc-submit:disabled{opacity:.6;cursor:not-allowed}.hc-error-box{padding:12px 16px;background:var(--rhq-danger-bg);border:1px solid var(--rhq-danger);border-radius:var(--rhq-radius-sm);color:var(--rhq-danger);font-size:14px}.hc-success-box{padding:16px 20px;background:var(--rhq-ok-bg);border:1px solid var(--rhq-ok);border-radius:var(--rhq-radius-sm);color:var(--rhq-ok);font-size:15px}.hc-success-box p{margin:0;color:inherit}@media (max-width:640px){.hc-hero{padding:48px 20px 32px}.hc-hero h1{font-size:28px}.hc-grid{grid-template-columns:1fr;padding:0 20px 48px}.hc-article{padding:32px 20px 48px}.hc-article h1{font-size:26px}}