.page-contact {
  --contact-accent-line: rgba(255, 77, 46, 0.55);
  --contact-grid-unit: 36px;
  --contact-card-slant: 18px;
  background: var(--w-bg);
  color: var(--w-text);
  position: relative;
  overflow-x: hidden;
}

/* ---------- Hero 区 ---------- */
.contact-hero {
  position: relative;
  padding: 64px 0 56px;
  background:
    linear-gradient(rgba(154, 167, 180, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(154, 167, 180, 0.07) 1px, transparent 1px),
    radial-gradient(ellipse at 85% 15%, rgba(255, 77, 46, 0.10), transparent 55%),
    var(--w-bg);
  background-size: var(--contact-grid-unit) var(--contact-grid-unit), var(--contact-grid-unit) var(--contact-grid-unit), 100% 100%, 100% 100%;
}

.contact-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 34%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255, 77, 46, 0.12), transparent 68%);
  clip-path: polygon(22% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.contact-hero__inner {
  position: relative;
  z-index: 1;
}

.contact-hero__breadcrumb {
  margin-bottom: 32px;
  font-size: 14px;
  letter-spacing: 0.03em;
  color: var(--w-text-dim);
  display: flex;
  align-items: center;
  gap: 10px;
}

.contact-hero__breadcrumb a {
  color: var(--w-text-dim);
  text-decoration: none;
  transition: color var(--w-transition);
}

.contact-hero__breadcrumb a:hover {
  color: var(--w-accent);
}

.contact-hero__divider {
  opacity: 0.5;
}

.contact-hero .eyebrow {
  margin-bottom: 14px;
}

.contact-hero h1 {
  font-size: clamp(30px, 5vw, 48px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--w-white);
  margin: 0 0 16px;
}

.contact-hero__sub {
  display: block;
  color: var(--w-text-dim);
  font-weight: 500;
  font-size: clamp(18px, 2.6vw, 26px);
  margin-top: 8px;
  letter-spacing: -0.01em;
}

.contact-hero__summary {
  max-width: 620px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--w-text);
  margin: 0 0 28px;
}

.contact-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
}

.contact-hero__meta-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--w-text);
  background: rgba(18, 48, 71, 0.65);
  border: 1px solid var(--w-line-soft);
  border-radius: 999px;
  padding: 8px 18px 8px 14px;
  backdrop-filter: blur(8px);
}

.contact-hero__meta-icon {
  color: var(--w-accent);
  flex-shrink: 0;
}

/* ---------- 联系方式区 ---------- */
.contact-channels {
  position: relative;
  padding: 72px 0 64px;
  background: var(--w-bg-deep);
}

.contact-channels::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--w-accent-soft) 25%, rgba(255, 77, 46, 0.5) 50%, var(--w-accent-soft) 75%, transparent 100%);
}

.contact-channels__head {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 44px;
}

.contact-channels__title .eyebrow {
  margin-bottom: 8px;
}

.contact-channels h2,
.contact-mailblock h2,
.contact-promise h2,
.contact-more h2 {
  font-size: clamp(24px, 3.4vw, 36px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--w-white);
  margin: 0;
}

.contact-channels__intro {
  max-width: 440px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--w-text-dim);
  margin: 0;
}

.contact-channels__rail {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-card {
  position: relative;
  background: var(--w-panel);
  border: 1px solid var(--w-line-soft);
  border-radius: var(--w-radius-sm);
  padding: 28px 24px 24px;
  overflow: hidden;
  transition: border-color var(--w-transition), box-shadow var(--w-transition), transform var(--w-transition);
}

.contact-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 64px;
  background: linear-gradient(180deg, var(--w-accent), transparent);
  border-radius: 0 2px 2px 0;
}

.contact-card::after {
  content: "";
  position: absolute;
  bottom: 0;
  right: 0;
  width: 48px;
  height: 48px;
  background: var(--w-bg-deep);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
  opacity: 0.5;
  transition: opacity var(--w-transition);
}

.contact-card:hover {
  border-color: var(--contact-accent-line);
  box-shadow: var(--w-shadow-soft);
  transform: translateY(-3px);
}

.contact-card:hover::after {
  opacity: 1;
}

.contact-card__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 22px;
}

.contact-card__index {
  font-size: 40px;
  font-weight: 800;
  line-height: 1;
  color: rgba(255, 255, 255, 0.12);
  letter-spacing: -0.04em;
}

.contact-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  color: var(--w-accent);
  background: var(--w-accent-soft);
  border: 1px solid rgba(255, 77, 46, 0.25);
}

.contact-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--w-white);
  margin: 0 0 6px;
}

.contact-card__label {
  font-size: 14px;
  color: var(--w-text-dim);
  margin: 0 0 14px;
}

.contact-card__value {
  display: inline-block;
  font-size: clamp(18px, 2.4vw, 22px);
  font-weight: 700;
  line-height: 1.4;
  color: var(--w-white);
  text-decoration: none;
  word-break: break-all;
  transition: color var(--w-transition);
}

a.contact-card__value:hover {
  color: var(--w-accent-light);
}

.contact-card__value--address {
  font-size: clamp(16px, 2vw, 19px);
  word-break: normal;
  color: var(--w-text);
}

.contact-card__note {
  font-size: 13px;
  line-height: 1.6;
  color: var(--w-text-dim);
  margin: 12px 0 0;
}

.contact-card__action {
  margin-top: 20px;
}

/* ---------- 邮件我们 / 地图区 ---------- */
.contact-mailblock {
  position: relative;
  padding: 76px 0 80px;
  background:
    linear-gradient(120deg, rgba(255, 77, 46, 0.05) 0%, transparent 55%),
    var(--w-bg);
}

.contact-mailblock::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 92%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--w-line-soft), transparent);
}

.contact-mailblock__inner {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.contact-mailblock__panel {
  flex: 0 1 560px;
  position: relative;
}

.contact-mailblock__panel .eyebrow,
.contact-promise__content .eyebrow,
.contact-more .eyebrow {
  margin-bottom: 10px;
}

.contact-mailblock__desc {
  font-size: 16px;
  line-height: 1.7;
  max-width: 500px;
  margin: 18px 0 26px;
}

.contact-mailblock__compose {
  margin-bottom: 28px;
  border: 1px solid var(--w-line-soft);
  border-radius: var(--w-radius-sm);
  overflow: hidden;
  background: var(--w-panel);
}

.contact-mailblock__row {
  display: flex;
  align-items: center;
  padding: 15px 18px;
  gap: 16px;
  border-bottom: 1px solid var(--w-line-soft);
}

.contact-mailblock__row:last-child {
  border-bottom: none;
}

.contact-mailblock__row-label {
  flex-shrink: 0;
  min-width: 72px;
  font-size: 13px;
  font-weight: 600;
  color: var(--w-text-dim);
  letter-spacing: 0.05em;
}

.contact-mailblock__row-value {
  font-size: 15px;
  font-weight: 600;
  color: var(--w-text);
  word-break: break-all;
}

.contact-mailblock__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.contact-mailblock__hint {
  font-size: 13px;
  color: var(--w-text-dim);
  margin: 14px 0 0;
}

.contact-mailblock__visual {
  position: relative;
  flex: 0 1 480px;
}

.contact-mailblock__visual .media-frame {
  box-shadow: var(--w-shadow);
}

.contact-mailblock__caption {
  margin: 14px 0 0;
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--w-text-dim);
  border-left: 3px solid var(--w-accent);
  padding-left: 12px;
}

/* ---------- 服务承诺区 ---------- */
.contact-promise {
  position: relative;
  padding: 76px 0 72px;
  background: var(--w-bg-deep);
}

.contact-promise::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(154, 167, 180, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(154, 167, 180, 0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
}

.contact-promise__inner {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 44px;
}

.contact-promise__content {
  flex: 1 1 52%;
}

.contact-promise__list {
  margin-top: 32px;
}

.promise-item {
  display: flex;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--w-line-soft);
}

.promise-item:first-child {
  border-top: 1px solid var(--w-line-soft);
}

.promise-item__num {
  font-size: 26px;
  font-weight: 800;
  line-height: 1;
  color: var(--w-accent);
  min-width: 40px;
  font-variant-numeric: tabular-nums;
}

.promise-item__body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--w-white);
  margin: 0 0 6px;
}

.promise-item__body p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--w-text);
  margin: 0;
  max-width: 480px;
}

.contact-promise__more {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 28px;
}

.contact-promise__more .text-link {
  color: var(--w-accent);
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  transition: color var(--w-transition);
}

.contact-promise__more .text-link:hover {
  color: var(--w-accent-light);
}

.contact-promise__media {
  position: relative;
  flex: 0 1 44%;
  align-self: flex-end;
}

.contact-promise__media .media-frame {
  box-shadow: var(--w-shadow);
}

.contact-promise__badge {
  position: absolute;
  left: -12px;
  bottom: -18px;
  background: var(--w-accent);
  color: var(--w-white);
  border-radius: var(--w-radius-sm);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 8px 28px rgba(255, 77, 46, 0.35);
}

.contact-promise__badge-num {
  font-size: 26px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
}

.contact-promise__badge-text {
  font-size: 12px;
  line-height: 1.4;
  letter-spacing: 0.02em;
  font-weight: 600;
}

/* ---------- 底部导航区 ---------- */
.contact-more {
  padding: 64px 0 72px;
  background: var(--w-bg);
  text-align: center;
}

.contact-more__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.contact-more h2 {
  margin-bottom: 8px;
}

.contact-more .eyebrow {
  margin-bottom: 8px;
}

.contact-more__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-top: 28px;
}

.contact-more__links .btn {
  min-width: 140px;
}

/* ---------- 共享类适配 ---------- */
.page-contact .media-frame {
  background: var(--w-panel-2);
}

.page-contact .media-frame__object {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  max-width: 100%;
}

.page-contact .btn--ghost {
  background: transparent;
  border: 1px solid var(--w-line);
  color: var(--w-text);
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  text-decoration: none;
  transition: border-color var(--w-transition), color var(--w-transition), background var(--w-transition);
}

.page-contact .btn--ghost:hover {
  border-color: var(--w-accent);
  color: var(--w-accent);
}

.page-contact .btn--primary {
  background: var(--w-accent);
  color: var(--w-white);
  border: none;
  padding: 12px 26px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: background var(--w-transition), transform var(--w-transition);
}

.page-contact .btn--primary:hover {
  background: var(--w-accent-light);
  transform: translateY(-1px);
}

/* ---------- 桌面端断点 ---------- */
@media (min-width: 768px) {
  .contact-hero {
    padding: 84px 0 68px;
  }

  .contact-channels__head {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }

  .contact-channels__intro {
    text-align: right;
  }

  .contact-card {
    padding: 32px 30px 28px;
  }

  .contact-mailblock__inner {
    flex-direction: row;
    gap: 56px;
  }

  .contact-promise__inner {
    flex-direction: row;
    gap: 60px;
  }
}

@media (min-width: 1024px) {
  .contact-channels__rail {
    display: grid;
    grid-template-columns: 1.08fr 0.92fr 1fr;
    gap: 28px;
    align-items: start;
  }

  .contact-card--mail {
    margin-top: 0;
  }

  .contact-card--tel {
    margin-top: 44px;
  }

  .contact-card--address {
    margin-top: 88px;
  }

  .contact-card:hover {
    transform: translateY(-4px);
  }

  .contact-card--tel:hover {
    transform: translateY(-4px);
    margin-top: 44px;
  }

  .contact-card--address:hover {
    transform: translateY(-4px);
    margin-top: 88px;
  }

  .contact-mailblock__inner {
    align-items: center;
  }

  .contact-mailblock__visual {
    transform: rotate(1deg);
  }

  .contact-promise__inner {
    align-items: flex-end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact * {
    transition: none !important;
    animation: none !important;
  }
}