.page-contact {
  --contact-glow: rgba(0, 212, 255, 0.22);
  --contact-section-pad: 4rem 0;
}

/* ========== 首屏 / Hero ========== */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  color: var(--color-on-primary);
  padding: 5rem 0 2.75rem;
  background:
    radial-gradient(circle at 14% 24%, rgba(0, 212, 255, 0.18), transparent 28%),
    radial-gradient(circle at 90% 12%, rgba(155, 89, 182, 0.16), transparent 26%),
    repeating-linear-gradient(0deg, rgba(0, 212, 255, 0.04) 0, rgba(0, 212, 255, 0.04) 1px, transparent 1px, transparent 48px),
    repeating-linear-gradient(90deg, rgba(0, 212, 255, 0.04) 0, rgba(0, 212, 255, 0.04) 1px, transparent 1px, transparent 48px),
    linear-gradient(125deg, #0B1B3D 0%, #0E2556 55%, #0B1B3D 100%);
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 2.25rem;
}

.page-contact .contact-hero__content {
  order: 1;
}

.page-contact .contact-hero__visual {
  order: 2;
}

.page-contact .contact-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.25rem, 4vw, 3.5rem);
  line-height: 1.05;
  letter-spacing: 0.01em;
  margin: 0.75rem 0 1rem;
  max-width: 12em;
}

.page-contact .contact-hero__desc {
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(232, 238, 249, 0.85);
  max-width: 34rem;
  margin: 0 0 1.5rem;
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
}

.page-contact .contact-hero__figure {
  position: relative;
  margin: 0;
}

.page-contact .contact-hero__img {
  display: block;
  width: 100%;
  max-width: 480px;
  height: auto;
  border-radius: var(--radius);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.35);
  outline: 1px solid var(--contact-glow);
  outline-offset: -1px;
}

.page-contact .contact-hero__caption {
  margin-top: 0.875rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: rgba(232, 238, 249, 0.75);
}

/* ========== 通用区块 ========== */
.page-contact .contact-section {
  padding: var(--contact-section-pad);
}

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

/* ========== 客服渠道 ========== */
.page-contact .contact-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-top: 2.5rem;
}

.page-contact .contact-channel {
  position: relative;
  border-radius: 0.75rem;
  padding: 1.75rem 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.page-contact .contact-channel:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.page-contact .contact-channel--mail {
  background: linear-gradient(145deg, #0B1B3D 0%, #122B5C 100%);
  color: var(--color-on-primary);
}

.page-contact .contact-channel--phone {
  background: #ffffff;
  color: var(--color-ink);
  border: 1px solid var(--color-border);
}

.page-contact .contact-channel--time {
  background: var(--color-status);
  color: var(--color-ink);
  overflow: hidden;
  padding-bottom: 2.75rem;
}

.page-contact .contact-channel__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  margin-bottom: 1.25rem;
}

.page-contact .contact-channel--mail .contact-channel__icon {
  background: rgba(0, 212, 255, 0.14);
  color: var(--color-accent);
  border: 1px solid rgba(0, 212, 255, 0.35);
}

.page-contact .contact-channel--phone .contact-channel__icon {
  background: rgba(255, 107, 26, 0.12);
  color: var(--color-cta);
  border: 1px solid rgba(255, 107, 26, 0.28);
}

.page-contact .contact-channel__title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  letter-spacing: 0.02em;
  font-weight: 700;
  margin: 0.25rem 0 0.875rem;
}

.page-contact .contact-channel--mail .section-label {
  color: rgba(232, 238, 249, 0.65);
}

.page-contact .contact-channel--mail .section-label::before {
  background: var(--color-status);
}

.page-contact .contact-channel--phone .section-label {
  color: var(--color-muted);
}

.page-contact .contact-channel--time .section-label {
  color: rgba(26, 26, 26, 0.6);
}

.page-contact .contact-channel__value {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  line-height: 1.4;
  margin: 0 0 0.75rem;
  word-break: break-all;
}

.page-contact .contact-channel--mail .contact-channel__value {
  color: var(--color-status);
}

.page-contact .contact-channel--phone .contact-channel__value {
  color: var(--color-primary);
  font-size: 1.375rem;
}

.page-contact .contact-channel__note {
  font-size: 0.875rem;
  line-height: 1.65;
  margin: 0 0 1rem;
}

.page-contact .contact-channel--mail .contact-channel__note {
  color: rgba(232, 238, 249, 0.78);
}

.page-contact .contact-channel--phone .contact-channel__note,
.page-contact .contact-channel--time .contact-channel__note {
  color: var(--color-muted);
}

.page-contact .contact-channel--time .contact-channel__note {
  color: rgba(26, 26, 26, 0.72);
}

.page-contact .contact-channel__time {
  font-family: var(--font-heading);
  font-size: 2rem;
  line-height: 1.15;
  letter-spacing: 0.02em;
  font-weight: 700;
  margin: 0.5rem 0 0.75rem;
}

.page-contact .contact-channel__meta {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  flex-wrap: wrap;
}

.page-contact .contact-channel__code {
  display: inline-block;
  background: rgba(11, 27, 61, 0.92);
  color: var(--color-accent);
  border-radius: 0.25rem;
  padding: 0.25rem 0.5rem;
  font-size: 0.685rem;
  letter-spacing: 0.1em;
}

.page-contact .contact-channel--mail .contact-channel__code {
  background: rgba(0, 212, 255, 0.14);
  border: 1px solid rgba(0, 212, 255, 0.3);
}

.page-contact .contact-channel--phone .contact-channel__code {
  background: rgba(11, 27, 61, 0.06);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
}

.page-contact .contact-channel__tip {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  margin: 0;
  padding: 0.45rem 1rem;
  font-size: 0.75rem;
  line-height: 1.4;
  background: rgba(11, 27, 61, 0.92);
  color: var(--color-on-primary);
  max-height: 0;
  opacity: 0;
  visibility: hidden;
  transition: max-height 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
}

.page-contact .contact-channel--time:hover .contact-channel__tip {
  max-height: 3.5rem;
  opacity: 1;
  visibility: visible;
}

.page-contact .contact-channels__foot {
  margin-top: 1.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  background: rgba(11, 27, 61, 0.04);
  border: 1px dashed var(--color-border);
}

.page-contact .contact-channels__foot p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-muted);
}

/* ========== 运营地址 ========== */
.page-contact .contact-section--address {
  background:
    radial-gradient(circle at 78% 30%, rgba(0, 212, 255, 0.1), transparent 30%),
    repeating-linear-gradient(0deg, rgba(0, 212, 255, 0.03) 0, rgba(0, 212, 255, 0.03) 1px, transparent 1px, transparent 44px),
    repeating-linear-gradient(90deg, rgba(0, 212, 255, 0.03) 0, rgba(0, 212, 255, 0.03) 1px, transparent 1px, transparent 44px),
    linear-gradient(140deg, #091638 0%, #0B1B3D 60%, #0E2556 100%);
  color: var(--color-on-primary);
}

.page-contact .contact-section--address .section-label {
  color: var(--color-accent);
}

.page-contact .contact-section--address .section-title {
  color: #ffffff;
}

.page-contact .contact-address {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.page-contact .contact-address__content {
  max-width: 36rem;
}

.page-contact .contact-address__line {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.2;
  font-weight: 700;
  margin: 1rem 0 0.875rem;
  color: #ffffff;
  letter-spacing: 0.01em;
}

.page-contact .contact-address__note {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(232, 238, 249, 0.78);
  margin: 0 0 1.5rem;
}

.page-contact .contact-address__legend {
  margin: 0 0 1.5rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  list-style: none;
}

.page-contact .contact-address__legend .legend__item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: rgba(232, 238, 249, 0.72);
}

.page-contact .contact-address__legend .legend__swatch--accent {
  background: var(--color-accent);
  box-shadow: 0 0 8px rgba(0, 212, 255, 0.45);
}

.page-contact .contact-address__legend .legend__swatch--status {
  background: var(--color-status);
}

.page-contact .contact-address__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.page-contact .contact-address__facts .stat-item {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(0, 212, 255, 0.18);
  border-radius: var(--radius);
  padding: 0.875rem 0.75rem;
  text-align: center;
}

.page-contact .contact-address__facts .stat-item__num {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.75rem;
  color: var(--color-accent);
  line-height: 1.1;
}

.page-contact .contact-address__facts .stat-item__label {
  font-size: 0.75rem;
  color: rgba(232, 238, 249, 0.62);
}

.page-contact .contact-address__visual {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.page-contact .contact-address__img {
  display: block;
  width: 100%;
  max-width: 360px;
  height: auto;
  border-radius: var(--radius);
  outline: 1px solid rgba(0, 212, 255, 0.3);
  outline-offset: -1px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
}

.page-contact .contact-address__visual .coordinate {
  color: var(--color-accent);
  letter-spacing: 0.14em;
  font-size: 0.75rem;
}

/* ========== 反馈前请查阅 ========== */
.page-contact .contact-guide {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 2.5rem;
}

.page-contact .contact-guide__item {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  border-radius: var(--radius);
  padding: 1.5rem;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.page-contact .contact-guide__item:hover {
  border-left-color: var(--color-cta);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.page-contact .contact-guide__index {
  font-family: var(--font-heading);
  font-size: 2rem;
  line-height: 1;
  color: var(--color-accent);
  transition: color 0.25s ease;
}

.page-contact .contact-guide__item:hover .contact-guide__index {
  color: var(--color-cta);
}

.page-contact .contact-guide__title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  letter-spacing: 0.02em;
  font-weight: 700;
  margin: 0 0 0.375rem;
  color: var(--color-primary);
}

.page-contact .contact-guide__text {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--color-muted);
  max-width: 36rem;
  margin: 0;
}

.page-contact .contact-guide__item .entry-link {
  font-size: 0.875rem;
  margin-top: auto;
}

.page-contact .contact-guide__footer {
  margin-top: 1.5rem;
  padding: 1.25rem 1.5rem;
  background: rgba(11, 27, 61, 0.04);
  border-radius: var(--radius);
  border: 1px dashed var(--color-border);
}

.page-contact .contact-guide__footer p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--color-muted);
}

.page-contact .contact-guide__footer strong {
  color: var(--color-primary);
  font-family: var(--font-mono);
}

/* ========== 桌面端适配 ========== */
@media (min-width: 64rem) {
  .page-contact {
    --contact-section-pad: 5.5rem 0;
  }

  .page-contact .contact-hero {
    padding: 7rem 0 4.5rem;
  }

  .page-contact .contact-hero__inner {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 4rem;
    align-items: center;
  }

  .page-contact .contact-hero__content {
    order: 0;
  }

  .page-contact .contact-hero__visual {
    order: 0;
  }

  .page-contact .contact-channels {
    grid-template-columns: 1.1fr 0.9fr;
    grid-template-areas:
      "mail phone"
      "mail time";
    align-items: stretch;
  }

  .page-contact .contact-channel--mail {
    grid-area: mail;
  }

  .page-contact .contact-channel--phone {
    grid-area: phone;
  }

  .page-contact .contact-channel--time {
    grid-area: time;
  }

  .page-contact .contact-address {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    gap: 4rem;
    align-items: center;
  }

  .page-contact .contact-guide__item {
    flex-direction: row;
    align-items: center;
    gap: 1.5rem;
  }

  .page-contact .contact-guide__body {
    flex: 1;
  }
}