.page-contact {
  --contact-line: rgba(106, 88, 80, .22);
  --contact-grid: rgba(199, 205, 212, .38);
  --contact-grid-soft: rgba(246, 235, 229, .14);
  position: relative;
  overflow-x: hidden;
  background-color: var(--sand);
  color: var(--ink);
}

.page-contact .wrap {
  min-width: 0;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  padding-top: clamp(16px, 2.4vw, 26px);
}

.page-contact .breadcrumb-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: var(--fs-xs);
  color: var(--ink-soft);
}

.page-contact .breadcrumb-list li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--clay-light);
}

.page-contact .breadcrumb-list a {
  color: var(--clay);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-contact .breadcrumb-list a:hover,
.page-contact .breadcrumb-list a:focus-visible {
  border-bottom-color: var(--clay);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(30px, 5vw, 62px) 0 clamp(34px, 5.5vw, 78px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  left: -6%;
  right: -6%;
  top: -8%;
  height: 128%;
  background-image:
    linear-gradient(to right, var(--contact-grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--contact-grid) 1px, transparent 1px);
  background-size: 66px 66px;
  transform: skewY(-5deg);
  opacity: .6;
  pointer-events: none;
}

.page-contact .contact-hero > .wrap {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero .eyebrow {
  color: var(--clay);
  letter-spacing: .2em;
  font-weight: 700;
  text-transform: uppercase;
}

.page-contact .contact-hero .h-display {
  font-size: var(--fs-display);
  line-height: .98;
  letter-spacing: -.025em;
  max-width: 15ch;
  margin: 14px 0 22px;
}

.page-contact .contact-hero .h-display::after {
  content: "";
  display: block;
  width: clamp(56px, 9vw, 120px);
  height: 8px;
  margin-top: 20px;
  border-radius: var(--r-pill);
  background: var(--lime);
}

.page-contact .contact-hero .lede {
  max-width: 40em;
  font-size: var(--fs-body);
  color: var(--ink);
  opacity: .86;
}

/* ---------- 坐标卡片组 ---------- */
.page-contact .coord-cards-title {
  margin-bottom: clamp(18px, 2.8vw, 32px);
}

.page-contact .coord-cards {
  display: grid;
  gap: clamp(16px, 2.4vw, 26px);
}

.page-contact .coord-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 3vw, 34px);
  border-radius: var(--r-lg);
  border: 1px solid var(--silver);
  background: var(--sand-deep);
  box-shadow: 0 20px 44px -38px rgba(46, 15, 8, .7);
  transition: transform .24s ease, box-shadow .24s ease;
}

.page-contact .coord-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lift);
}

.page-contact .coord-card .tag {
  align-self: flex-start;
  font-family: var(--font-mono);
  letter-spacing: .1em;
}

.page-contact .coord-card h3 {
  margin: 0;
  line-height: 1.3;
}

.page-contact .coord-note {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.7;
  color: var(--ink-soft);
  max-width: 42em;
}

.page-contact .coord-value {
  font-family: var(--font-mono);
  font-size: clamp(1.0625rem, 3.8vw, 1.375rem);
  font-weight: 700;
  letter-spacing: .03em;
  overflow-wrap: anywhere;
}

.page-contact .coord-card--address {
  background-color: var(--clay);
  border-color: rgba(199, 205, 212, .24);
  color: var(--sand);
  background-image:
    linear-gradient(to right, var(--contact-grid-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--contact-grid-soft) 1px, transparent 1px);
  background-size: 42px 42px;
  background-position: 0 0;
  transition: transform .24s ease, box-shadow .24s ease, background-position .5s ease;
}

.page-contact .coord-card--address:hover {
  background-position: 14px 14px;
}

.page-contact .coord-card--address .tag {
  background: var(--lime);
  color: var(--clay-deep);
}

.page-contact .coord-card--address h3 {
  font-size: clamp(1.35rem, 4.6vw, 1.9rem);
  font-weight: 900;
  letter-spacing: -.01em;
}

.page-contact .coord-card--address .coord-note {
  color: rgba(246, 235, 229, .82);
}

.page-contact .coord-card--address .coord-value {
  margin: 6px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(246, 235, 229, .28);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: .04em;
  line-height: 1.8;
  color: var(--lime);
}

.page-contact .coord-card--mail .btn {
  align-self: flex-start;
  margin-top: 4px;
}

/* ---------- 地址区块 ---------- */
.page-contact .address-block .address-grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
}

.page-contact .address-text .h-xl {
  margin: 0 0 16px;
  max-width: 20ch;
}

.page-contact .address-text .prose p {
  margin: 0 0 14px;
}

.page-contact .address-text .prose p:last-child {
  margin-bottom: 0;
}

.page-contact .address-figure {
  margin: 0;
}

.page-contact .address-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--r-lg);
}

.page-contact .address-figure .media-caption {
  margin-top: 12px;
  font-size: var(--fs-xs);
  color: var(--ink-soft);
  line-height: 1.6;
}

/* ---------- 反馈要素清单 ---------- */
.page-contact .brief-block {
  background: var(--sand-deep);
  border-top: 1px solid var(--contact-line);
  border-bottom: 1px solid var(--contact-line);
}

.page-contact .brief-head {
  margin-bottom: clamp(18px, 2.6vw, 30px);
}

.page-contact .brief-head .h-xl {
  margin: 0 0 12px;
}

.page-contact .brief-head .lede {
  margin: 0;
  max-width: 40em;
  font-size: var(--fs-body);
  color: var(--ink-soft);
}

.page-contact .brief-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .brief-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(14px, 2vw, 26px);
  align-items: start;
  padding: clamp(16px, 2.2vw, 24px) 0;
  border-top: 1px solid var(--contact-line);
}

.page-contact .brief-row:last-child {
  border-bottom: 1px solid var(--contact-line);
}

.page-contact .brief-num {
  padding-top: 5px;
  font-size: var(--fs-xs);
  font-weight: 700;
  color: var(--clay);
  letter-spacing: .1em;
}

.page-contact .brief-label {
  margin: 0 0 6px;
  font-size: var(--fs-md);
  font-weight: 900;
  letter-spacing: -.01em;
  line-height: 1.35;
}

.page-contact .brief-row p {
  margin: 0;
  max-width: 46em;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--ink-soft);
}

/* ---------- 本地协作 ---------- */
.page-contact .collab-grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
}

.page-contact .collab-figure {
  margin: 0;
}

.page-contact .collab-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--r-lg);
}

.page-contact .collab-figure .media-caption {
  margin-top: 12px;
  font-size: var(--fs-xs);
  color: var(--ink-soft);
  line-height: 1.6;
}

.page-contact .collab-text .tag {
  display: inline-block;
  margin-bottom: 14px;
  font-family: var(--font-mono);
  letter-spacing: .1em;
}

.page-contact .collab-text .h-xl {
  margin: 0 0 14px;
  max-width: 18ch;
}

.page-contact .collab-text .prose p {
  margin: 0 0 16px;
}

.page-contact .collab-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 13px;
}

.page-contact .collab-list li {
  position: relative;
  padding-left: 24px;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-contact .collab-list li strong {
  color: var(--ink);
  font-weight: 700;
}

.page-contact .collab-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .6em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 3px rgba(200, 255, 61, .3);
}

/* ---------- 服务时间 ---------- */
.page-contact .hours-block .h-xl {
  margin: 0 0 clamp(18px, 2.6vw, 30px);
}

.page-contact .hours-grid {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
  grid-template-columns: 1fr;
}

.page-contact .hours-card {
  padding: clamp(20px, 2.6vw, 30px);
  border-radius: var(--r-md);
  background: var(--space);
  color: var(--sand);
  border: 1px solid rgba(199, 205, 212, .22);
}

.page-contact .hours-num {
  display: block;
  margin-bottom: 10px;
  font-size: clamp(1.35rem, 3.6vw, 1.85rem);
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--lime);
  line-height: 1.2;
}

.page-contact .hours-card p {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.7;
  color: rgba(246, 235, 229, .78);
}

/* ---------- 备案与收尾 ---------- */
.page-contact .icp-card {
  display: grid;
  gap: clamp(16px, 2.4vw, 30px);
  padding: clamp(22px, 3vw, 34px);
  border-radius: var(--r-lg);
  background: var(--clay-deep);
  color: var(--sand);
  border: 1px solid rgba(199, 205, 212, .2);
}

.page-contact .icp-card .tag {
  display: inline-block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  letter-spacing: .1em;
  background: rgba(200, 255, 61, .16);
  color: var(--lime);
}

.page-contact .icp-num {
  margin: 0;
  font-size: clamp(1.05rem, 2.6vw, 1.35rem);
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--sand);
  overflow-wrap: anywhere;
}

.page-contact .icp-note {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: rgba(246, 235, 229, .78);
  max-width: 46em;
}

.page-contact .icp-note a {
  color: var(--lime);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .grid-strip {
  height: clamp(56px, 8vw, 96px);
  margin-top: clamp(24px, 4vw, 48px);
  background-image:
    linear-gradient(to right, var(--contact-grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--contact-grid) 1px, transparent 1px);
  background-size: 54px 54px;
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 55%, #000);
  mask-image: linear-gradient(to bottom, transparent, #000 55%, #000);
  pointer-events: none;
}

/* ---------- 焦点可见 ---------- */
.page-contact a:focus-visible,
.page-contact .btn:focus-visible {
  outline: 3px solid var(--lime-deep);
  outline-offset: 3px;
}

.page-contact .coord-card--address a:focus-visible {
  outline-color: var(--lime);
}

/* ---------- 中等屏幕 ---------- */
@media (min-width: 700px) {
  .page-contact .hours-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .icp-card {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
    align-items: center;
  }
}

/* ---------- 桌面端斜向错落 ---------- */
@media (min-width: 960px) {
  .page-contact .coord-cards {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: clamp(18px, 2.2vw, 28px);
  }

  .page-contact .coord-card--address {
    grid-column: 1 / span 6;
    grid-row: 1 / span 2;
    justify-content: space-between;
  }

  .page-contact .coord-card--mail {
    grid-column: 7 / span 6;
    grid-row: 1;
  }

  .page-contact .coord-card--phone {
    grid-column: 8 / span 5;
    grid-row: 2;
  }

  .page-contact .address-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
  }

  .page-contact .collab-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: center;
  }

  .page-contact .brief-row {
    grid-template-columns: clamp(46px, 5vw, 72px) minmax(0, 1fr);
  }

  .page-contact .contact-hero .lede {
    max-width: 44em;
  }
}

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .coord-card,
  .page-contact .coord-card--address {
    transition: none;
  }

  .page-contact .coord-card:hover,
  .page-contact .coord-card--address:hover {
    transform: none;
    background-position: 0 0;
  }
}