.page-contact {
  --pc-line: rgba(53, 96, 74, 0.2);
  --pc-line-soft: rgba(53, 96, 74, 0.12);
  --pc-grid: rgba(53, 96, 74, 0.075);
  --pc-line-light: rgba(244, 240, 230, 0.16);
  --pc-wash-light: rgba(244, 240, 230, 0.06);
  background: var(--c-cream);
  color: var(--c-rock);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  background: var(--c-ink);
  color: var(--c-on-dark);
  overflow: hidden;
}

.page-contact .contact-hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-contact .contact-hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.32;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(152deg,
    rgba(14, 59, 46, 0.95) 10%,
    rgba(8, 37, 28, 0.7) 58%,
    rgba(14, 59, 46, 0.97) 100%);
}

.page-contact .contact-hero-inner {
  position: relative;
  z-index: 2;
  padding: 26px 0 54px;
}

.page-contact .contact-hero .breadcrumb {
  color: var(--c-on-dark-faint);
  margin: 0 0 30px;
  font-size: 13px;
}

.page-contact .contact-hero .breadcrumb a {
  color: var(--c-on-dark-soft);
  text-decoration: none;
}

.page-contact .contact-hero .breadcrumb a:hover {
  color: var(--c-orange);
}

.page-contact .contact-hero .kicker {
  color: var(--c-orange);
  margin: 0 0 14px;
}

.page-contact .contact-hero h1 {
  margin: 0;
  color: var(--c-on-dark);
  max-width: 22ch;
}

.page-contact .contact-lead {
  margin: 20px 0 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-on-dark-soft);
}

/* ---------- 地址色带 ---------- */
.page-contact .contact-address {
  background-color: var(--c-card);
  background-image:
    linear-gradient(var(--pc-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--pc-grid) 1px, transparent 1px);
  background-size: 26px 26px;
  border-bottom: 1px solid var(--pc-line-soft);
}

.page-contact .contact-address-inner {
  display: grid;
  gap: 22px;
  padding: 34px 0;
}

.page-contact .contact-address-copy .kicker {
  margin: 0 0 10px;
  color: var(--c-clay-orange);
}

.page-contact .contact-address-copy h2 {
  margin: 0;
  color: var(--c-ink);
  max-width: 18ch;
}

.page-contact .contact-address-line {
  margin: 18px 0 0;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: 0.005em;
  color: var(--c-ink);
  max-width: 26ch;
  padding-left: 16px;
  border-left: 4px solid var(--c-orange);
}

.page-contact .contact-address-note {
  margin: 16px 0 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-rock);
}

.page-contact .contact-address-media {
  margin: 0;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--c-ink);
}

.page-contact .contact-address-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

/* ---------- 联系渠道 + 咨询要点 ---------- */
.page-contact .contact-main {
  padding: 40px 0 8px;
}

.page-contact .contact-main-grid {
  display: grid;
  gap: 22px;
}

.page-contact .contact-channels {
  background: var(--c-ink);
  color: var(--c-on-dark);
  border-radius: var(--radius-card);
  padding: 26px 22px;
}

.page-contact .contact-channels .kicker {
  color: var(--c-orange);
  margin: 0 0 10px;
}

.page-contact .contact-channels h2 {
  margin: 0 0 4px;
  color: var(--c-on-dark);
}

.page-contact .channel-block {
  padding: 20px 0 4px;
  margin-top: 18px;
  border-top: 1px solid var(--pc-line-light);
}

.page-contact .channel-label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--c-on-dark-faint);
}

.page-contact .channel-value {
  margin: 10px 0 10px;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1.4;
  letter-spacing: 0.01em;
  color: var(--c-on-dark);
  word-break: break-all;
}

.page-contact .channel-value--num {
  font-size: 27px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
  color: var(--c-orange);
}

.page-contact .channel-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-on-dark-soft);
}

.page-contact .channel-block--last {
  padding-bottom: 0;
}

.page-contact .contact-detail {
  display: grid;
  gap: 20px;
}

.page-contact .contact-prepare {
  background: var(--c-paper);
  border: 1px solid var(--pc-line-soft);
  border-radius: var(--radius-card);
  padding: 26px 22px;
}

.page-contact .contact-prepare .kicker {
  margin: 0 0 10px;
  color: var(--c-clay-orange);
}

.page-contact .contact-prepare h2 {
  margin: 0;
  color: var(--c-ink);
}

.page-contact .prepare-lead {
  margin: 16px 0 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-rock);
}

.page-contact .prepare-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .prepare-list > li {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 10px;
  padding-top: 16px;
  border-top: 1px dashed var(--pc-line);
}

.page-contact .prepare-list > li:first-child {
  padding-top: 0;
  border-top: none;
}

.page-contact .prepare-num {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--c-clay-orange);
  padding-top: 3px;
}

.page-contact .prepare-title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--c-ink);
}

.page-contact .prepare-desc {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-rock);
}

.page-contact .contact-fix {
  background: var(--c-ink-wash);
  border-left: 4px solid var(--c-blue);
  border-radius: var(--radius-soft);
  padding: 24px 22px;
}

.page-contact .contact-fix-title {
  margin: 0 0 14px;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--c-ink);
}

.page-contact .contact-fix p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-rock);
}

.page-contact .fix-steps {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .fix-steps li {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 10px;
  align-items: start;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--c-rock);
}

.page-contact .fix-steps li > span {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border-radius: 50%;
  border: 1px solid var(--c-pale);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1;
  color: var(--c-blue-deep);
}

/* ---------- 合作 ---------- */
.page-contact .contact-coop {
  margin-top: 40px;
  padding: 46px 0 50px;
  background: var(--c-ink);
  background-image:
    repeating-linear-gradient(90deg,
      rgba(244, 240, 230, 0.05) 0 1px,
      transparent 1px 14px);
  color: var(--c-on-dark);
}

.page-contact .contact-coop .kicker {
  color: var(--c-orange);
  margin: 0 0 12px;
}

.page-contact .contact-coop-head h2 {
  margin: 0;
  color: var(--c-on-dark);
  max-width: 20ch;
}

.page-contact .coop-lead {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-on-dark-soft);
}

.page-contact .coop-cards {
  display: grid;
  gap: 16px;
  margin-top: 30px;
}

.page-contact .coop-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px;
  border: 1px solid var(--pc-line-light);
  border-radius: var(--radius-card);
  background: var(--pc-wash-light);
}

.page-contact .coop-card--lead {
  background: rgba(232, 121, 43, 0.1);
  border-color: rgba(232, 121, 43, 0.42);
}

.page-contact .coop-tag {
  align-self: flex-start;
  margin: 0;
  padding: 4px 12px;
  border: 1px solid rgba(232, 121, 43, 0.45);
  border-radius: var(--radius-pill);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--c-orange);
}

.page-contact .coop-card h3 {
  margin: 0;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--c-on-dark);
}

.page-contact .coop-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-on-dark-soft);
}

.page-contact .coop-card ul {
  list-style: none;
  margin: auto 0 0;
  padding: 12px 0 0;
  border-top: 1px solid var(--pc-line-light);
  display: grid;
  gap: 8px;
}

.page-contact .coop-card li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--c-on-dark-faint);
}

.page-contact .coop-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-blue);
}

.page-contact .coop-foot {
  margin: 28px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--pc-line-light);
  max-width: 72ch;
  font-size: 14px;
  line-height: 1.78;
  color: var(--c-on-dark-soft);
}

/* ---------- 备选方案 ---------- */
.page-contact .contact-fallback {
  padding: 42px 0 58px;
}

.page-contact .contact-fallback-inner {
  display: grid;
  gap: 26px;
}

.page-contact .fallback-copy .kicker {
  margin: 0 0 10px;
  color: var(--c-clay-orange);
}

.page-contact .fallback-copy h2 {
  margin: 0;
  color: var(--c-ink);
}

.page-contact .fallback-copy p {
  margin: 18px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-rock);
}

.page-contact .fallback-links {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-contact .fallback-link {
  display: grid;
  gap: 4px;
  padding: 16px 18px;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-soft);
  background: var(--c-paper);
  text-decoration: none;
  transition: border-color 0.24s var(--ease-soft), background-color 0.24s var(--ease-soft), transform 0.24s var(--ease-soft);
}

.page-contact .fallback-link:hover {
  border-color: var(--c-orange);
  background: #ffffff;
  transform: translateX(3px);
}

.page-contact .fallback-link-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--c-ink);
}

.page-contact .fallback-link-desc {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--c-rock);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-hero-inner {
    padding: 34px 0 76px;
  }

  .page-contact .contact-lead {
    font-size: 17px;
  }

  .page-contact .contact-address-inner {
    grid-template-columns: minmax(0, 1fr) minmax(220px, 290px);
    align-items: center;
    padding: 42px 0;
  }

  .page-contact .contact-address-media img {
    aspect-ratio: 4 / 3;
  }

  .page-contact .contact-channels {
    padding: 30px 26px;
  }

  .page-contact .contact-prepare {
    padding: 30px 28px;
  }

  .page-contact .coop-cards {
    grid-template-columns: 1.3fr 1fr 1fr;
    align-items: start;
  }

  .page-contact .contact-coop {
    padding: 56px 0 62px;
  }

  .page-contact .fallback-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-contact .contact-main {
    padding: 52px 0 12px;
  }

  .page-contact .contact-main-grid {
    grid-template-columns: minmax(300px, 4fr) 7fr;
    gap: 26px;
    align-items: start;
  }

  .page-contact .channel-value--num {
    font-size: 32px;
  }

  .page-contact .contact-coop {
    margin-top: 52px;
  }

  .page-contact .contact-fallback {
    padding: 56px 0 72px;
  }

  .page-contact .contact-fallback-inner {
    grid-template-columns: 7fr 4fr;
    gap: 40px;
    align-items: start;
  }

  .page-contact .fallback-links {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (min-width: 1280px) {
  .page-contact .contact-address-inner {
    padding: 52px 0;
  }

  .page-contact .contact-address-line {
    font-size: 21px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .fallback-link {
    transition: none;
  }

  .page-contact .fallback-link:hover {
    transform: none;
  }
}