/* ============================================
   联系页样式 contact.html
   ============================================ */

.contact-page { background: var(--color-surface-soft); }

/* Hero */
.contact-hero {
  position: relative;
  padding: 88px 0 72px;
  color: #fff;
  overflow: hidden;
  isolation: isolate;
}
.contact-hero-bg {
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(135deg, rgba(15,41,38,0.82) 0%, rgba(22,67,59,0.70) 100%),
    url("../assets/images/web/large/leader-wangge-guest.jpg") no-repeat center / cover;
}
.contact-hero-inner { max-width: 1000px; }
.contact-hero .hero-tag {
  display: inline-block; padding: 5px 14px; border-radius: 999px;
  background: var(--color-accent); color: #2a1d05;
  font-size: 12px; font-weight: 900; letter-spacing: 0.06em;
}
.contact-hero h1 {
  margin: 18px 0 16px; font-size: clamp(32px, 4.4vw, 56px);
  line-height: 1.2; font-weight: 800;
  text-shadow: 0 6px 24px rgba(0,0,0,0.32);
}
.contact-hero .hero-sub {
  margin: 0; color: rgba(255,255,255,0.86);
  font-size: 16px; line-height: 1.7;
}

/* Section 通用 */
.contact-section { padding: 64px 0; }
.contact-section--soft { background: #fff; border-top: 1px solid var(--color-line); border-bottom: 1px solid var(--color-line); }

/* 4 种联系方式 */
.contact-channels {
  margin-top: 28px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.channel-card {
  position: relative;
  padding: 28px 24px 24px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  text-align: center;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.channel-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
}
.channel-card--primary {
  background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-primary-deep) 100%);
  border: 0;
  color: #fff;
}
.channel-card--primary:hover {
  box-shadow: 0 18px 40px rgba(22,67,59,0.32);
}
.channel-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-primary-soft);
  color: var(--color-primary-deep);
}
.channel-card--primary .channel-icon {
  background: rgba(255,255,255,0.16);
  color: var(--color-accent);
}
.channel-tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--color-accent);
  color: #2a1d05;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}
.channel-card h3 {
  margin: 0 0 8px;
  font-size: 17px;
  color: inherit;
  font-weight: 800;
}
.channel-card--primary h3 { color: #fff; }
.channel-value {
  display: block;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--color-primary-deep);
  margin-bottom: 8px;
}
.channel-card--primary .channel-value { color: var(--color-accent); }
.channel-card p {
  margin: 0;
  font-size: 12.5px;
  color: var(--color-muted);
  line-height: 1.55;
}
.channel-card--primary p { color: rgba(255,255,255,0.78); }
.channel-qr {
  margin: 14px auto 0 !important;
  width: 100px !important;
  height: 100px !important;
  display: block !important;
  border-radius: 8px;
  background: #fff;
  padding: 4px;
  border: 1px solid var(--color-line);
}

/* 表单咨询区 */
.contact-form-layout {
  display: grid;
  grid-template-columns: minmax(0,1fr) minmax(0,1.1fr);
  gap: 56px;
  align-items: start;
}
.contact-form-copy .section-eyebrow {
  display: inline-block;
  margin-bottom: 12px;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--color-accent-soft);
  color: var(--color-accent-warm);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
}
.contact-form-copy h2 {
  margin: 0 0 14px;
  font-size: 30px;
  line-height: 1.3;
  color: var(--color-ink);
  font-weight: 800;
}
.contact-form-copy > p {
  margin: 0 0 24px;
  font-size: 15px;
  color: var(--color-muted);
  line-height: 1.75;
}

.contact-promise {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}
.contact-promise li {
  position: relative;
  padding: 10px 14px 10px 36px;
  background: var(--color-surface-soft);
  border-radius: 10px;
  font-size: 14px;
  color: var(--color-ink);
  line-height: 1.55;
}
.contact-promise li::before {
  content: "✓";
  position: absolute;
  left: 14px;
  top: 10px;
  color: var(--color-primary);
  font-weight: 900;
  font-size: 14px;
}
.contact-promise b { color: var(--color-primary-deep); font-weight: 800; }

.contact-form-card {
  padding: 32px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-large);
  box-shadow: 0 14px 38px rgba(22,67,59,0.08);
}
.contact-form-card form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.contact-form-card label {
  display: grid;
  gap: 6px;
}
.contact-form-full { grid-column: span 2; }
.contact-form-card label span {
  font-size: 12.5px;
  font-weight: 800;
  color: #465154;
  letter-spacing: 0.02em;
}
.contact-form-card input {
  width: 100%;
  height: 46px;
  padding: 0 14px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-small);
  background: #fbfcf8;
  color: var(--color-ink);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.contact-form-card input:focus {
  border-color: rgba(47,110,96,0.48);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(47,110,96,0.08);
}
.contact-form-card button {
  grid-column: span 2;
  width: 100%;
  height: 52px;
  border-radius: 999px;
}

/* 信息三栏 */
.contact-info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.contact-info-grid article {
  padding: 28px 26px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
}
.contact-info-grid h3 {
  margin: 0 0 14px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-primary-soft);
  font-size: 15px;
  font-weight: 800;
  color: var(--color-primary-deep);
  letter-spacing: 0.04em;
}
.contact-info-grid ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
.contact-info-grid li {
  padding: 9px 0;
  font-size: 13.5px;
  color: var(--color-ink);
  line-height: 1.55;
  border-bottom: 1px dashed rgba(22,67,59,0.08);
}
.contact-info-grid li:last-child { border-bottom: 0; }
.contact-info-grid b {
  display: inline-block;
  min-width: 60px;
  margin-right: 8px;
  font-size: 11.5px;
  color: var(--color-muted);
  font-weight: 800;
  letter-spacing: 0.04em;
}

/* 响应式 */
@media (max-width: 1024px) {
  .contact-channels { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .contact-form-layout { grid-template-columns: 1fr; gap: 40px; }
  .contact-info-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .contact-hero { padding: 60px 0 48px; }
  .contact-hero h1 { font-size: 28px; }
  .contact-channels { grid-template-columns: 1fr; }
  .contact-form-card { padding: 22px; }
  .contact-form-card form { grid-template-columns: 1fr; }
  .contact-form-full { grid-column: span 1; }
}