/* contact.css —— 联系页（红白主题重写，断点 860/560） */
:root {
    --contact-ink: #132238;
    --contact-muted: #526275;
    --contact-line: #e1e1e1;
    --contact-paper: #ffffff;
    --contact-soft: #f5f5f5;
    --contact-accent: #e71b24;
    --contact-accent-dark: #c01019;
    --contact-warm: #b48612;
}

.contact-page { color: var(--contact-ink); background: var(--contact-paper); }
.contact-shell { padding: 72px 0 88px; }
.contact-intro { max-width: 720px; margin-bottom: 42px; }
.contact-kicker { margin: 0 0 12px; color: var(--contact-accent); font-size: 14px; font-weight: 800; }
.contact-intro h1 { margin: 0 0 16px; font-size: clamp(32px, 4vw, 44px); line-height: 1.2; letter-spacing: 0; }
.contact-intro > p:last-child { margin: 0; color: var(--contact-muted); font-size: 17px; line-height: 1.8; }
.contact-layout { display: grid; grid-template-columns: minmax(240px, .72fr) minmax(0, 1.6fr); gap: 48px; align-items: start; }

.contact-details { padding: 28px 0; border-top: 3px solid var(--contact-accent); }
.contact-details h2, .contact-form-section h2 { margin: 0 0 24px; font-size: 24px; line-height: 1.35; letter-spacing: 0; }
.contact-details dl, .contact-details dd { margin: 0; }
.contact-details dl > div { padding: 18px 0; border-bottom: 1px solid var(--contact-line); }
.contact-details dt { margin-bottom: 6px; color: var(--contact-muted); font-size: 13px; }
.contact-details dd { overflow-wrap: anywhere; font-size: 16px; line-height: 1.65; }
.contact-details dd a { color: var(--contact-accent); text-decoration: underline; text-underline-offset: 3px; }
.contact-details-description { margin: 0 0 8px; color: var(--contact-muted); line-height: 1.7; }
.contact-demo { padding: 12px 14px; color: #70401f; background: #fff7ea; border-left: 3px solid var(--contact-warm); border-radius: 0 8px 8px 0; font-size: 13px; line-height: 1.6; }

.contact-form-section { padding: 32px; background: var(--contact-paper); border: 1px solid var(--contact-line); border-radius: var(--jc-radius, 12px); box-shadow: 0 16px 36px rgba(19, 34, 56, .06); }
.contact-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.contact-form-section label { display: grid; gap: 8px; min-width: 0; color: #303b34; font-size: 14px; }
.contact-form-section label span b { color: #b3261e; }
.contact-form-section input, .contact-form-section select, .contact-form-section textarea { width: 100%; min-height: 44px; padding: 10px 12px; color: var(--contact-ink); background: #fff; border: 1px solid #c3d4cc; border-radius: 8px; font: inherit; }
.contact-form-section textarea { min-height: 136px; resize: vertical; line-height: 1.65; }
.contact-form-section input:focus, .contact-form-section select:focus, .contact-form-section textarea:focus { outline: 3px solid rgba(225, 27, 36, .12); border-color: var(--contact-accent); }
.contact-message { margin-top: 20px; }
.contact-consent { grid-template-columns: 20px minmax(0, 1fr); align-items: start; gap: 10px; margin-top: 20px; color: var(--contact-muted); line-height: 1.6; }
.contact-consent input { min-height: 0; margin: 3px 0 0; }

.contact-form-status { margin: 0 0 20px; padding: 11px 13px; color: var(--contact-accent-dark); background: var(--contact-soft); border-left: 3px solid var(--contact-accent); border-radius: 0 8px 8px 0; line-height: 1.6; }
.contact-form-status[data-state="error"] { color: #8b211b; background: #fff2f0; border-left-color: #a12620; }
.contact-actions { display: flex; align-items: center; gap: 18px; margin-top: 24px; }
.contact-actions button { min-width: 140px; min-height: 46px; padding: 10px 26px; color: #fff; background: var(--contact-accent); border: 0; border-radius: 999px; font: inherit; font-weight: 700; cursor: pointer; transition: background-color .2s ease, transform .2s ease; }
.contact-actions button:hover { background: var(--contact-accent-dark); transform: translateY(-2px); }
.contact-actions button:disabled { cursor: wait; opacity: .65; transform: none; }
#inquiry-result { margin: 0; min-height: 24px; color: var(--contact-muted); line-height: 1.6; }
#inquiry-result[data-state="success"] { color: var(--contact-accent-dark); font-weight: 700; }
#inquiry-result[data-state="error"] { color: #a12620; }
.contact-honeypot { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

@media (max-width: 860px) {
    .contact-shell { padding: 46px 0 64px; }
    .contact-layout { grid-template-columns: 1fr; gap: 24px; }
    .contact-details { padding-bottom: 8px; }
}
@media (max-width: 560px) {
    .contact-grid { grid-template-columns: 1fr; }
    .contact-form-section { padding: 22px 18px; }
    .contact-actions { flex-direction: column; align-items: stretch; }
}