.page-contact {
  background: var(--paper);
  color: var(--text-on-paper);
}

.page-contact .section {
  padding-block: 54px;
}

.page-contact .section--tight {
  padding-block: 38px;
}

.page-contact .section-head {
  margin-bottom: 28px;
}

.page-contact .section-head .display-2 {
  margin: 8px 0 12px;
}

.page-contact .eyebrow {
  color: var(--accent);
  letter-spacing: 0.2em;
}

.page-contact .eyebrow--light {
  color: var(--accent-soft);
}

.page-contact .lede {
  max-width: 62ch;
  color: var(--text-muted-on-paper);
}

.crumbs-wrap {
  padding-top: 18px;
}

/* 首屏 */
.contact-hero {
  position: relative;
  padding: 42px 0 54px;
  background:
    radial-gradient(circle at 84% 14%, rgba(226, 118, 47, 0.24), transparent 58%),
    linear-gradient(158deg, var(--ink) 0%, var(--ink-deep) 100%);
  color: var(--text-on-ink);
  overflow: hidden;
}

.contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(199, 208, 206, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(199, 208, 206, 0.12) 1px, transparent 1px);
  background-size: 52px 52px;
  opacity: 0.55;
  pointer-events: none;
}

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

.contact-hero .display-1 {
  max-width: 760px;
  margin: 6px 0 14px;
  color: var(--text-on-ink);
}

.contact-hero__lede {
  max-width: 640px;
  color: var(--text-muted-on-ink);
}

.contact-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.contact-hero__quick li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  min-width: 0;
  padding: 9px 18px;
  border: 1px solid rgba(199, 208, 206, 0.3);
  border-radius: var(--radius-pill);
  background: rgba(246, 241, 230, 0.08);
}

.contact-hero__quick .mono {
  font-size: 0.95rem;
  color: var(--text-on-ink);
  overflow-wrap: anywhere;
}

.quick-tag {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--accent-soft);
}

/* 章节导航 */
.chapter-rail {
  background: var(--paper-soft);
  border-bottom: 1px solid var(--divider);
}

.chapter-rail ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 14px 0;
  list-style: none;
}

.chapter-rail a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  color: var(--brown);
  font-size: 0.92rem;
  text-decoration: none;
}

.chapter-rail a .mono {
  font-size: 0.8rem;
  color: var(--gold-deep);
}

.chapter-rail a:hover,
.chapter-rail a:focus-visible,
.chapter-rail a[aria-current="true"] {
  background: var(--paper);
  border-color: var(--divider);
  color: var(--ink);
}

/* 联系方式双栏 */
.contact-board {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.contact-main {
  min-width: 0;
}

.contact-banner {
  margin: 0 0 22px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-paper);
}

.contact-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 5;
  object-fit: cover;
}

.contact-list {
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--paper-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-paper);
  overflow: hidden;
}

.contact-item {
  display: grid;
  gap: 7px;
  padding: 20px 22px;
  border-top: 1px solid var(--divider);
}

.contact-item:first-child {
  border-top: 0;
}

.contact-item__label {
  margin: 0;
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  color: var(--accent);
}

.contact-item__value {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.16rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--brown);
  overflow-wrap: anywhere;
}

.contact-item--address .contact-item__value {
  font-family: var(--font-body);
  font-size: 1.04rem;
  line-height: 1.7;
}

.contact-item__use {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--text-muted-on-paper);
}

.contact-aside {
  display: grid;
  gap: 20px;
  align-content: start;
  min-width: 0;
}

/* 地址卡 */
.map-card {
  position: relative;
  padding: 22px;
  border-radius: var(--radius-lg);
  background: var(--ink);
  color: var(--text-on-ink);
  box-shadow: var(--shadow-paper);
  overflow: hidden;
}

.map-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(199, 208, 206, 0.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(199, 208, 206, 0.16) 1px, transparent 1px);
  background-size: 30px 30px;
  opacity: 0.6;
  pointer-events: none;
}

.map-card > * {
  position: relative;
  z-index: 1;
}

.map-card .eyebrow {
  color: var(--gold);
}

.map-card .card-title {
  color: var(--text-on-ink);
}

.map-card .contact-item__use {
  color: var(--text-muted-on-ink);
}

.map-card__figure {
  margin: 14px 0;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.map-card__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 9 / 5;
  object-fit: cover;
  filter: saturate(0.78);
}

.transit {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid rgba(199, 208, 206, 0.26);
}

.transit summary {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 0.98rem;
  color: var(--accent-soft);
}

.transit summary::-webkit-details-marker {
  display: none;
}

.transit summary::before {
  content: "＋";
  font-family: var(--font-mono);
}

.transit[open] summary::before {
  content: "－";
}

.transit p {
  margin: 10px 0 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--text-muted-on-ink);
}

/* 提示卡 */
.note-card {
  padding: 22px;
  border: 1px dashed var(--divider);
  border-radius: var(--radius-lg);
  background: var(--paper-soft);
}

.note-card .card-title {
  color: var(--brown);
}

.note-list {
  margin: 12px 0 0;
  padding-left: 18px;
  font-size: 0.94rem;
  line-height: 1.9;
  color: var(--text-muted-on-paper);
}

/* 急事区块 */
.contact-urgent {
  background: linear-gradient(150deg, var(--ink-soft) 0%, var(--ink-deep) 100%);
  color: var(--text-on-ink);
}

.contact-urgent__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.contact-urgent .display-2 {
  margin: 8px 0 14px;
  color: var(--text-on-ink);
}

.contact-urgent__text p {
  margin: 0 0 12px;
  font-size: 1rem;
  line-height: 1.9;
  color: var(--text-muted-on-ink);
}

.contact-urgent__text a {
  color: var(--accent-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.step-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.step-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 14px 16px;
  border: 1px solid rgba(199, 208, 206, 0.22);
  border-radius: var(--radius-md);
  background: rgba(246, 241, 230, 0.07);
}

.step-num {
  padding-top: 3px;
  font-size: 0.86rem;
  color: var(--gold);
}

.step-title {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--text-on-ink);
}

.step-title a,
.step-desc a {
  color: var(--accent-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.step-desc {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--text-muted-on-ink);
}

/* 合作方向 */
.partner-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.partner-card {
  display: grid;
  gap: 9px;
  align-content: start;
  padding: 22px;
  border: 1px solid var(--divider);
  border-radius: var(--radius-lg);
  background: var(--paper-soft);
  box-shadow: var(--shadow-paper);
}

.partner-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--accent-soft);
  font-size: 0.85rem;
}

.partner-card .card-title {
  margin: 0;
  color: var(--brown);
}

.partner-card p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--text-muted-on-paper);
}

.partner-card .partner-fit {
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--green);
}

.prep-panel {
  margin-top: 22px;
  padding: 22px 24px;
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  background: var(--paper-soft);
  box-shadow: var(--shadow-paper);
}

.prep-panel .card-title {
  margin: 0;
  color: var(--brown);
}

.prep-list {
  margin: 14px 0 0;
  padding-left: 18px;
  font-size: 0.95rem;
  line-height: 1.92;
  color: var(--text-muted-on-paper);
}

.prep-note {
  margin: 14px 0 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--accent);
}

/* 备案信息 */
.contact-record {
  background: var(--paper-soft);
}

.record-list {
  margin: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--divider);
}

.record-row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--divider);
}

.record-row dt {
  margin: 0;
  font-family: var(--font-display);
  font-size: 0.88rem;
  letter-spacing: 0.08em;
  color: var(--gold-deep);
}

.record-row dd {
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--brown);
  overflow-wrap: anywhere;
}

.record-row dd.mono {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

/* 底部指引 */
.contact-next {
  border-top: 1px solid var(--divider);
}

.contact-next__inner {
  display: grid;
  gap: 16px;
}

.contact-next .lede {
  margin: 0;
}

.next-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 680px) {
  .partner-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .record-row {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }

  .contact-next__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-contact .section {
    padding-block: 68px;
  }

  .contact-hero {
    padding: 54px 0 66px;
  }

  .contact-board {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 34px;
  }

  .contact-urgent__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 44px;
    align-items: start;
  }
}

@media (min-width: 1040px) {
  .partner-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .contact-hero::after,
  .map-card::before {
    opacity: 0.35;
  }
}