.page-contact {
  color: var(--white);
  background: var(--ink);
  overflow-x: clip;
}

.page-contact .shell {
  position: relative;
}

.page-contact .breadcrumb {
  padding-top: clamp(18px, 3vw, 36px);
}

.page-contact h1 {
  font-family: var(--font-head);
  font-weight: 400;
  font-size: clamp(30px, 6vw, 64px);
  line-height: 1.1;
  letter-spacing: -0.005em;
  margin: 12px 0 0;
}

.page-contact h2 {
  font-family: var(--font-head);
  font-weight: 400;
  font-size: clamp(24px, 3.6vw, 42px);
  line-height: 1.14;
  letter-spacing: 0.005em;
  margin: 0;
}

.page-contact h3 {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(15px, 1.4vw, 18px);
  line-height: 1.4;
  margin: 0 0 6px;
  color: var(--white);
}

.page-contact .band,
.page-contact .zone {
  padding: clamp(46px, 7vw, 96px) 0;
}

.page-contact .section-head {
  display: flex;
  align-items: baseline;
  gap: clamp(10px, 1.6vw, 20px);
  margin-bottom: clamp(22px, 3vw, 36px);
}

.page-contact .section-head .section-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--orange);
  flex: none;
}

/* ---------- 首屏 ---------- */

.page-contact .contact-intro {
  padding-top: clamp(20px, 3.6vw, 48px);
  padding-bottom: clamp(34px, 5vw, 70px);
}

.page-contact .intro-copy {
  grid-column: 1 / -1;
}

.page-contact .contact-lede {
  max-width: 33em;
  margin: clamp(16px, 2.4vw, 26px) 0 clamp(26px, 4vw, 44px);
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.85;
  color: var(--silver);
}

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

.page-contact .chan-row {
  padding: clamp(15px, 2.1vw, 22px) 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .chan-key {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--silver-dim);
  margin-bottom: 8px;
}

.page-contact .chan-value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(18px, 3.4vw, 32px);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.28;
  color: var(--white);
  text-decoration: none;
  overflow-wrap: anywhere;
  transition: color 0.2s var(--ease);
}

.page-contact a.chan-value:hover,
.page-contact a.chan-value:focus-visible {
  color: var(--cyan);
}

.page-contact .chan-value--tel {
  color: var(--orange);
}

.page-contact a.chan-value--tel:hover,
.page-contact a.chan-value--tel:focus-visible {
  color: var(--cyan);
}

.page-contact .chan-note {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--silver-dim);
}

.page-contact .contact-visual {
  grid-column: 1 / -1;
  margin-top: 30px;
}

.page-contact .contact-visual .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .slant-line {
  display: block;
  width: min(74%, 320px);
  height: 1px;
  margin: clamp(18px, 2.6vw, 30px) 0 0 auto;
  background: linear-gradient(90deg, transparent, var(--cyan));
  transform: rotate(-8deg);
  transform-origin: right center;
}

/* ---------- 回复节奏 ---------- */

.page-contact .cadence-grid {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid rgba(243, 246, 248, 0.16);
}

.page-contact .cadence-cell {
  padding: clamp(18px, 2.4vw, 26px) 0;
  border-bottom: 1px solid rgba(243, 246, 248, 0.16);
}

.page-contact .cadence-cell:last-child {
  border-bottom: 0;
}

.page-contact .cadence-figure {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(18px, 1.9vw, 24px);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--orange);
  margin-bottom: 10px;
}

.page-contact .cadence-cell p {
  margin: 0;
  font-size: 14px;
  line-height: 1.76;
  color: rgba(243, 246, 248, 0.74);
}

/* ---------- 数据疑问 ---------- */

.page-contact .ask-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 48px);
}

.page-contact .ask-lede {
  max-width: 34em;
  margin: 0 0 clamp(20px, 3vw, 30px);
  font-size: 16px;
  line-height: 1.85;
  color: var(--silver);
}

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

.page-contact .check-item {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 0 12px;
  padding: clamp(13px, 1.8vw, 18px) 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .check-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-contact .check-body strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 3px;
}

.page-contact .check-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--silver-dim);
}

.page-contact .sample {
  align-self: start;
  border: 1px solid var(--line);
  background: var(--panel);
  padding: clamp(18px, 2.4vw, 28px);
}

.page-contact .sample-title {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--silver-dim);
}

.page-contact .sample-line {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--silver);
}

.page-contact .sample-line:last-child {
  margin-bottom: 0;
}

.page-contact .sample-line b {
  display: block;
  font-weight: 600;
  color: var(--white);
  letter-spacing: 0.04em;
}

.page-contact .sample-line span {
  display: block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--cyan);
  overflow-wrap: anywhere;
}

/* ---------- 合作 ---------- */

.page-contact .coop-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
}

.page-contact .coop-lede {
  max-width: 32em;
  margin: 0 0 clamp(20px, 3vw, 30px);
  font-size: 16px;
  line-height: 1.85;
  color: rgba(243, 246, 248, 0.78);
}

.page-contact .coop-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(243, 246, 248, 0.18);
}

.page-contact .coop-list li {
  padding: clamp(14px, 1.9vw, 20px) 0;
  border-bottom: 1px solid rgba(243, 246, 248, 0.18);
}

.page-contact .coop-list strong {
  display: block;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 4px;
}

.page-contact .coop-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.76;
  color: rgba(243, 246, 248, 0.72);
}

.page-contact .coop-aside {
  border-left: 2px solid var(--cyan);
  padding-left: clamp(16px, 2vw, 26px);
}

.page-contact .coop-aside-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

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

.page-contact .coop-facts li {
  padding: 9px 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(243, 246, 248, 0.84);
  border-bottom: 1px dashed rgba(243, 246, 248, 0.18);
}

.page-contact .coop-facts li:last-child {
  border-bottom: 0;
}

/* ---------- 城市横幅 ---------- */

.page-contact .city-band {
  margin: 0;
  line-height: 0;
}

.page-contact .city-band img {
  display: block;
  width: 100%;
  height: clamp(180px, 32vw, 400px);
  object-fit: cover;
}

/* ---------- 汇总表 ---------- */

.page-contact .summary-lede {
  max-width: 34em;
  margin: 0 0 clamp(20px, 3vw, 30px);
  font-size: 16px;
  line-height: 1.85;
  color: var(--silver);
}

.page-contact .summary-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  -webkit-overflow-scrolling: touch;
}

.page-contact .summary-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-contact .summary-table caption {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.page-contact .summary-table thead th {
  background: var(--panel);
  color: var(--silver);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-align: left;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line);
}

.page-contact .summary-table tbody tr {
  transition: background 0.18s var(--ease);
}

.page-contact .summary-table tbody tr:nth-child(even) {
  background: var(--panel);
}

.page-contact .summary-table tbody tr:hover {
  background: rgba(52, 245, 208, 0.08);
}

.page-contact .summary-table tbody th {
  text-align: left;
  font-weight: 600;
  font-size: 15px;
  color: var(--white);
  padding: 15px 16px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.page-contact .summary-table tbody td {
  padding: 15px 16px;
  color: var(--silver);
  line-height: 1.6;
  border-bottom: 1px solid var(--line);
  border-left: 1px solid var(--line);
  overflow-wrap: anywhere;
}

.page-contact .summary-table tbody tr:last-child th,
.page-contact .summary-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-contact .summary-table td.mono {
  color: var(--white);
  font-family: var(--font-mono);
}

/* ---------- 相关入口 ---------- */

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

.page-contact .link-rail a {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 4px 14px;
  padding: clamp(15px, 2vw, 22px) 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: var(--white);
  transition: color 0.2s var(--ease);
}

.page-contact .link-rail a:hover,
.page-contact .link-rail a:focus-visible {
  color: var(--cyan);
}

.page-contact .rail-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
  padding-top: 4px;
}

.page-contact .rail-text {
  font-family: var(--font-head);
  font-size: clamp(17px, 1.8vw, 22px);
  font-weight: 600;
}

.page-contact .rail-note {
  grid-column: 2;
  font-size: 13px;
  line-height: 1.7;
  color: var(--silver-dim);
}

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-contact .cadence-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .cadence-cell {
    padding: 4px clamp(16px, 2.4vw, 30px);
    border-bottom: 0;
    border-left: 1px solid rgba(243, 246, 248, 0.16);
  }

  .page-contact .cadence-cell:first-child,
  .page-contact .cadence-cell:nth-child(3) {
    padding-left: 0;
    border-left: 0;
  }

  .page-contact .cadence-cell:nth-child(n + 3) {
    padding-top: clamp(18px, 2.4vw, 28px);
  }

  .page-contact .link-rail a {
    grid-template-columns: 46px 250px 1fr;
    align-items: baseline;
  }

  .page-contact .rail-note {
    grid-column: 3;
    padding-top: 4px;
  }
}

@media (min-width: 960px) {
  .page-contact .intro-copy {
    grid-column: 1 / span 7;
  }

  .page-contact .contact-visual {
    grid-column: 8 / span 5;
    margin-top: 0;
  }

  .page-contact .ask-grid {
    grid-template-columns: 8fr 4fr;
  }

  .page-contact .coop-grid {
    grid-template-columns: 7fr 5fr;
  }
}

@media (min-width: 1120px) {
  .page-contact .cadence-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-contact .cadence-cell {
    padding-left: clamp(18px, 2.2vw, 32px);
    padding-right: clamp(18px, 2.2vw, 32px);
    border-left: 1px solid rgba(243, 246, 248, 0.16);
  }

  .page-contact .cadence-cell:nth-child(3) {
    border-left: 1px solid rgba(243, 246, 248, 0.16);
    padding-top: 4px;
  }

  .page-contact .cadence-cell:first-child {
    border-left: 0;
    padding-left: 0;
  }

  .page-contact .cadence-cell:last-child {
    padding-right: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .chan-value,
  .page-contact .link-rail a,
  .page-contact .summary-table tbody tr {
    transition: none;
  }
}