.page-contact {
  --contact-grid-line: rgba(192, 192, 192, 0.12);
  background-color: var(--color-deep-green);
  background-image:
    linear-gradient(var(--contact-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--contact-grid-line) 1px, transparent 1px);
  background-size: 32px 32px;
  color: var(--color-cream);
  overflow-x: hidden;
}

.page-contact .container {
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: 20px;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  padding-block: 20px 0;
}

.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0;
  font-family: var(--font-number);
  font-size: 13px;
  color: var(--color-light-gray);
}

.page-contact .breadcrumb-list a {
  color: var(--color-light-gray);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.page-contact .breadcrumb-list a:hover {
  color: var(--color-gold);
}

.page-contact .breadcrumb-list [aria-current="page"] {
  color: var(--color-gold);
}

/* ---------- 首屏英雄区 ---------- */
.page-contact .contact-hero {
  display: grid;
  gap: 40px;
  padding-block: 48px 64px;
  align-items: center;
  position: relative;
}

.page-contact .hero-copy .section-index {
  font-family: var(--font-number);
  color: var(--color-gold);
  font-size: 14px;
  letter-spacing: 0.1em;
}

.page-contact .hero-copy h1 {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(32px, 6vw, 56px);
  line-height: 1.2;
  color: var(--color-cream);
  margin-block: 12px 16px;
}

.page-contact .hero-copy .hero-en {
  font-family: var(--font-number);
  color: var(--color-gold);
  font-size: 0.5em;
  display: block;
  margin-top: 8px;
  letter-spacing: 0.05em;
}

.page-contact .hero-copy .hero-desc {
  font-size: 16px;
  line-height: 1.7;
  color: rgba(245, 240, 230, 0.9);
  max-width: 640px;
  margin-bottom: 16px;
}

.page-contact .hero-copy .hero-note {
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-rice-gold);
  border-left: 3px solid var(--color-gold);
  padding-left: 16px;
  background: rgba(11, 61, 46, 0.7);
}

.page-contact .hero-visual {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(212, 175, 55, 0.4);
  box-shadow: var(--shadow-card);
}

.page-contact .hero-visual::after {
  content: '+';
  position: absolute;
  top: 8px;
  right: 12px;
  font-family: var(--font-number);
  color: var(--color-gold);
  font-size: 18px;
}

.page-contact .hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 区块标题 ---------- */
.page-contact .section-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border-thin);
  padding-bottom: 12px;
}

.page-contact .section-index {
  font-family: var(--font-number);
  color: var(--color-gold);
  font-size: 14px;
  font-weight: 700;
}

.page-contact .section-head h2 {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  color: var(--color-cream);
  margin: 0;
  white-space: nowrap;
}

.page-contact .section-line {
  flex: 1;
  height: 1px;
  background: repeating-linear-gradient(90deg, var(--color-light-gray), var(--color-light-gray) 6px, transparent 6px, transparent 12px);
  opacity: 0.5;
}

/* ---------- 联系渠道卡 ---------- */
.page-contact .contact-channels {
  padding-block: 24px 64px;
}

.page-contact .channels-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr;
}

.page-contact .channel-card {
  background: var(--color-cream);
  border-radius: 16px;
  padding: 28px 24px;
  position: relative;
  box-shadow: var(--shadow-card);
  border: 2px solid transparent;
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.page-contact .channel-card:hover {
  border-color: var(--color-gold);
  transform: translateY(-4px);
}

.page-contact .channel-card::before,
.page-contact .channel-card::after {
  content: '+';
  position: absolute;
  font-family: var(--font-number);
  font-size: 16px;
  color: var(--color-gold);
  opacity: 0.7;
}

.page-contact .channel-card::before { top: 8px; left: 12px; }
.page-contact .channel-card::after { bottom: 8px; right: 12px; }

.page-contact .channel-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-deep-green);
  color: var(--color-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  position: relative;
  border: 2px solid var(--color-gold);
}

.page-contact .channel-icon svg {
  width: 28px;
  height: 28px;
  position: relative;
  z-index: 2;
}

/* 通讯波纹 */
.page-contact .channel-icon::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--color-gold);
  animation: contact-pulse 2.4s ease-out infinite;
  opacity: 0;
}

@keyframes contact-pulse {
  0% { transform: scale(0.8); opacity: 1; }
  100% { transform: scale(1.6); opacity: 0; }
}

.page-contact .channel-card h3 {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-deep-black);
  margin-bottom: 8px;
}

.page-contact .channel-value {
  font-family: var(--font-number);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-deep-green);
  word-break: break-all;
  margin-bottom: 8px;
  line-height: 1.5;
}

.page-contact .channel-desc {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(26, 26, 26, 0.7);
  margin-bottom: 16px;
}

.page-contact .channel-card .tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
}

.page-contact .tag-gold {
  background: rgba(212, 175, 55, 0.15);
  color: #8a6d1d;
  border: 1px solid var(--color-gold);
}

.page-contact .tag-alert {
  background: rgba(139, 0, 0, 0.08);
  color: var(--color-dark-red);
  border: 1px solid var(--color-dark-red);
}

.page-contact .tag-success {
  background: rgba(46, 125, 81, 0.1);
  color: var(--color-bright-green);
  border: 1px solid var(--color-bright-green);
}

.page-contact .channel-card img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 8px;
  margin-top: 12px;
  object-fit: cover;
  border: 1px solid rgba(11, 61, 46, 0.1);
}

/* ---------- 沟通提示 + 留言表 ---------- */
.page-contact .contact-message {
  display: grid;
  gap: 48px;
  padding-block: 32px 64px;
  grid-template-columns: 1fr;
}

.page-contact .contact-tips .tips-list {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
}

.page-contact .tips-list li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 12px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-cream);
}

.page-contact .tips-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  background: var(--color-gold);
  transform: rotate(45deg);
}

.page-contact .tips-list a {
  color: var(--color-gold);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-contact .tip-note {
  background: rgba(212, 175, 55, 0.08);
  border: 1px solid rgba(212, 175, 55, 0.3);
  border-radius: 12px;
  padding: 20px;
}

.page-contact .tip-note h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: 8px;
}

.page-contact .tip-note p {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 240, 230, 0.85);
  margin: 0;
}

/* ---------- 在线留言表 UI ---------- */
.page-contact .contact-form-wrap {
  background: var(--color-cream);
  border-radius: 16px;
  padding: 28px 24px;
  box-shadow: var(--shadow-card);
  border-top: 4px solid var(--color-gold);
}

.page-contact .contact-form-wrap .section-head h2 {
  color: var(--color-deep-black);
}

.page-contact .form-intro {
  font-size: 14px;
  color: rgba(26, 26, 26, 0.6);
  margin-bottom: 20px;
  line-height: 1.6;
}

.page-contact .form-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.page-contact .field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-contact .field-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-deep-black);
}

.page-contact .field-control,
.page-contact .field-textarea,
.page-contact .field-select {
  background: #fff;
  border: 1px solid rgba(11, 61, 46, 0.2);
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-deep-black);
  min-height: 24px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.page-contact .field-textarea {
  min-height: 120px;
  resize: vertical;
}

.page-contact .field-control:focus,
.page-contact .field-textarea:focus,
.page-contact .field-select:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.25);
}

.page-contact .field-control:empty::before {
  content: attr(data-placeholder);
  color: rgba(26, 26, 26, 0.35);
  pointer-events: none;
}

.page-contact .form-submit {
  margin-top: 8px;
}

.page-contact .form-submit .btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
}

.page-contact .form-safe-note {
  font-size: 12px;
  color: rgba(26, 26, 26, 0.5);
  margin-top: 12px;
  line-height: 1.6;
  text-align: center;
}

/* ---------- 底部 FAQ 链接 ---------- */
.page-contact .contact-faq {
  padding-block: 24px 80px;
  text-align: center;
}

.page-contact .contact-faq p {
  font-size: 15px;
  color: var(--color-cream);
  background: rgba(11, 61, 46, 0.8);
  border: 1px solid var(--border-thin);
  border-radius: 999px;
  padding: 16px 24px;
  display: inline-block;
  margin: 0;
  line-height: 1.6;
}

.page-contact .contact-faq a {
  color: var(--color-gold);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ---------- 返回顶部 ---------- */
.page-contact .back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 10;
  background: var(--color-gold);
  color: var(--color-deep-black);
  border: none;
  border-radius: 8px;
  padding: 12px 16px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--shadow-card);
  font-size: 14px;
  font-family: var(--font-body);
}

/* ---------- 响应式：平板 ---------- */
@media (min-width: 768px) {
  .page-contact .contact-hero {
    grid-template-columns: 1fr 1fr;
    padding-block: 64px 80px;
  }

  .page-contact .contact-message {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .channels-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .form-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .full-width {
    grid-column: 1 / -1;
  }

  .page-contact .hero-copy .hero-desc {
    font-size: 18px;
  }
}

/* ---------- 响应式：桌面 ---------- */
@media (min-width: 1024px) {
  .page-contact .channels-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .contact-message {
    gap: 64px;
  }

  .page-contact .hero-copy h1 {
    font-size: 52px;
  }
}