.page-contact {
  background: var(--pearl);
  color: var(--slate);
}

.page-contact a:focus-visible {
  outline: 2px solid var(--electric-teal);
  outline-offset: 2px;
}

.page-contact h2 {
  margin: 0;
  font-size: clamp(1.5rem, 3.4vw, 2.15rem);
  line-height: 1.16;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink-abyss);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: clamp(24px, 4vw, 44px) 0 0;
}

.page-contact .contact-hero__rule {
  display: block;
  width: 64px;
  height: 3px;
  background: var(--coral-entry);
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: end;
  padding: clamp(20px, 3vw, 30px) 0 clamp(28px, 4vw, 48px);
}

.page-contact .contact-hero__eyebrow {
  margin: 0 0 10px;
  color: var(--coral-text);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
}

.page-contact .contact-hero h1 {
  margin: 0;
  max-width: 18ch;
  font-size: clamp(1.9rem, 5.4vw, 3.4rem);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink-abyss);
}

.page-contact .contact-hero__lead {
  margin: 18px 0 0;
  max-width: 34rem;
  font-size: 1.02rem;
  line-height: 1.75;
  color: var(--slate);
}

.page-contact .contact-jump {
  border-top: 1px solid var(--grid-line);
  padding-top: 14px;
}

.page-contact .contact-jump__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--sea-mid);
}

.page-contact .contact-jump ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-contact .contact-jump a {
  display: block;
  padding: 9px 0 9px 14px;
  border-left: 2px solid var(--grid-line);
  color: var(--ink-deep);
  font-size: 0.95rem;
  text-decoration: none;
  transition: border-color 0.25s ease, color 0.25s ease;
}

.page-contact .contact-jump a:hover,
.page-contact .contact-jump a:focus-visible {
  border-left-color: var(--coral-entry);
  color: var(--coral-text);
}

.page-contact .contact-hero__media {
  margin: 0 0 clamp(30px, 4.5vw, 52px);
  background: var(--mist);
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 3;
  object-fit: cover;
}

/* ---------- 联系渠道 ---------- */
.page-contact .contact-direct {
  padding: clamp(42px, 6vw, 76px) 0;
  border-top: 1px solid var(--grid-line);
  border-bottom: 1px solid var(--grid-line);
}

.page-contact .contact-head {
  margin-bottom: clamp(26px, 4vw, 42px);
}

.page-contact .contact-head h2 {
  max-width: 24ch;
}

.page-contact .contact-head__note {
  margin: 12px 0 0;
  max-width: 32rem;
  font-size: 0.98rem;
  line-height: 1.75;
  color: var(--slate);
}

.page-contact .contact-direct__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

.page-contact .contact-direct__cards {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-contact .channel-card {
  position: relative;
  padding: 18px 20px 18px 24px;
  border: 1px solid var(--grid-line);
  background: var(--pearl);
  transition: border-color 0.25s ease;
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  left: -1px;
  top: -1px;
  bottom: -1px;
  width: 3px;
  background: var(--grid-line);
  transition: background-color 0.25s ease;
}

.page-contact .channel-card:hover {
  border-color: var(--coral-entry);
}

.page-contact .channel-card:hover::before {
  background: var(--coral-entry);
}

.page-contact .channel-card__label {
  margin: 0 0 8px;
  color: var(--sea-mid);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
}

.page-contact .channel-card__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(0.86rem, 3vw, 1.05rem);
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--ink-abyss);
  overflow-wrap: anywhere;
}

.page-contact .channel-card__use {
  margin: 12px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--grid-line);
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--slate);
}

.page-contact .contact-direct__notes h3 {
  margin: 0 0 14px;
  padding-left: 12px;
  border-left: 2px solid var(--sea-mid);
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--ink-abyss);
}

.page-contact .contact-links {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--grid-line);
}

.page-contact .contact-links li {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--grid-line);
}

.page-contact .contact-links a {
  color: var(--ink-deep);
  font-size: 0.98rem;
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: var(--electric-teal);
  text-underline-offset: 4px;
}

.page-contact .contact-links a:hover {
  color: var(--coral-text);
}

.page-contact .contact-links span {
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--sea-mid);
}

/* ---------- 合作与纠错 ---------- */
.page-contact .contact-block {
  padding: clamp(42px, 6vw, 76px) 0;
  border-bottom: 1px solid var(--grid-line);
}

.page-contact .contact-block__inner {
  max-width: 44rem;
}

.page-contact .contact-block__index {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  color: var(--coral-text);
}

.page-contact .contact-block__lead {
  margin: 16px 0 0;
  font-size: 1rem;
  line-height: 1.78;
  color: var(--slate);
}

.page-contact .contact-steps {
  list-style: none;
  margin: clamp(24px, 3vw, 32px) 0 0;
  padding: 0;
  border-top: 1px solid var(--grid-line);
}

.page-contact .contact-steps li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 5px;
  padding: 16px 0;
  border-bottom: 1px solid var(--grid-line);
}

.page-contact .contact-steps__k {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: var(--sea-mid);
}

.page-contact .contact-steps__v {
  font-size: 0.96rem;
  line-height: 1.76;
  color: var(--slate);
}

.page-contact .contact-block__foot {
  margin: 22px 0 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--sea-mid);
}

.page-contact .contact-block__foot a {
  color: var(--coral-text);
  text-decoration: underline;
  text-decoration-color: var(--coral-entry);
  text-underline-offset: 4px;
}

/* ---------- 服务时间 ---------- */
.page-contact .contact-hours {
  padding: clamp(46px, 7vw, 88px) 0;
  background: var(--ink-abyss);
  color: var(--pearl);
}

.page-contact .contact-hours h2 {
  color: var(--pearl);
}

.page-contact .contact-hours__lead {
  margin: 16px 0 0;
  max-width: 26ch;
  font-size: clamp(1.12rem, 3vw, 1.65rem);
  line-height: 1.42;
  font-weight: 600;
  color: var(--electric-teal);
}

.page-contact .contact-hours__list {
  margin: clamp(28px, 4vw, 44px) 0 0;
  border-top: 1px solid var(--ink-deep);
}

.page-contact .contact-hours__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid var(--ink-deep);
}

.page-contact .contact-hours__row dt {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--coral-entry);
}

.page-contact .contact-hours__row dd {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 运营地区与备案 ---------- */
.page-contact .contact-region {
  padding: clamp(42px, 6vw, 76px) 0;
  background: var(--mist);
}

.page-contact .contact-region__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-contact .contact-region__lead {
  margin: 16px 0 0;
  max-width: 32rem;
  font-size: 0.98rem;
  line-height: 1.78;
  color: var(--slate);
}

.page-contact .contact-facts {
  margin: clamp(22px, 3vw, 30px) 0 0;
  border-top: 1px solid var(--grid-line);
}

.page-contact .contact-facts__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--grid-line);
}

.page-contact .contact-facts dt {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--sea-mid);
}

.page-contact .contact-facts dd {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--ink-abyss);
  overflow-wrap: anywhere;
}

.page-contact .contact-facts dd.mono {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.page-contact .contact-region__foot {
  margin: 22px 0 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--sea-mid);
}

.page-contact .contact-region__foot a {
  color: var(--coral-text);
  text-decoration: underline;
  text-decoration-color: var(--coral-entry);
  text-underline-offset: 4px;
}

.page-contact .contact-region__media {
  margin: 0;
  background: var(--pearl);
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-steps li {
    grid-template-columns: minmax(130px, 180px) minmax(0, 1fr);
    gap: 24px;
  }

  .page-contact .contact-facts__row {
    grid-template-columns: minmax(110px, 150px) minmax(0, 1fr);
    gap: 20px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.7fr) minmax(230px, 0.9fr);
    gap: 56px;
  }

  .page-contact .contact-direct__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 56px;
    align-items: start;
  }

  .page-contact .contact-direct__notes {
    border-left: 1px solid var(--grid-line);
    padding-left: 28px;
  }

  .page-contact .contact-direct__notes h3 {
    margin-top: 2px;
  }

  .page-contact .contact-direct__cards > .channel-card:nth-child(2) {
    margin-top: 12px;
  }

  .page-contact .contact-direct__cards > .channel-card:nth-child(3) {
    margin-top: 24px;
  }

  .page-contact .contact-hours__row {
    grid-template-columns: minmax(150px, 210px) minmax(0, 1fr);
    gap: 32px;
    align-items: baseline;
  }

  .page-contact .contact-region__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 56px;
    align-items: center;
  }
}

@media (max-width: 420px) {
  .page-contact .channel-card {
    padding: 16px 16px 16px 20px;
  }

  .page-contact .channel-card__value {
    font-size: 0.82rem;
  }
}

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