.page-contact {
  --ct-hair: rgba(242, 245, 247, .10);
  --ct-cyan-soft: rgba(43, 245, 208, .14);
  --ct-cyan-glow: rgba(43, 245, 208, .32);
  --ct-clay-soft: rgba(181, 69, 43, .22);
  display: block;
  padding-bottom: clamp(32px, 5vw, 72px);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding: clamp(18px, 4vw, 44px) 0 clamp(34px, 6vw, 72px);
  background:
    radial-gradient(120% 96% at 96% 2%, var(--ct-cyan-soft), transparent 54%),
    radial-gradient(88% 84% at -8% 108%, var(--ct-clay-soft), transparent 60%);
}

.page-contact .ct-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line) 16%, var(--line) 84%, transparent);
}

.page-contact .ct-hero-grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-contact .ct-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .ct-eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: var(--cyan);
}

.page-contact .ct-hero h1 {
  margin: 18px 0 0;
  max-width: 17ch;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(32px, 5.4vw, 66px);
  line-height: 1.02;
  letter-spacing: -.02em;
  color: var(--white);
}

.page-contact .ct-lede {
  margin: 20px 0 0;
  max-width: 54ch;
  font-size: var(--fs-3);
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .ct-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-contact .ct-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0 0;
}

.page-contact .ct-hero-figure {
  margin: 0;
  border: 1px solid var(--ct-hair);
}

.page-contact .figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

/* ---------- 章节头 ---------- */
.page-contact .ct-section {
  padding-top: clamp(46px, 6.5vw, 92px);
}

.page-contact .ct-chapter {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(14px, 2.2vw, 28px);
  align-items: start;
}

.page-contact .chapter-num {
  font-family: var(--font-mono);
  font-size: clamp(38px, 5.6vw, 68px);
  line-height: .9;
  color: transparent;
  -webkit-text-stroke: 1px var(--orange);
  letter-spacing: -.02em;
}

.page-contact .chapter-kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .chapter-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.4vw, 40px);
  line-height: 1.12;
  letter-spacing: -.015em;
  color: var(--white);
}

.page-contact .ct-chapter-lede {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: var(--fs-3);
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .ct-chapter-lede a,
.page-contact .ct-note-foot a,
.page-contact .ct-closing-text a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--ct-cyan-glow);
}

.page-contact .ct-chapter-lede a:hover,
.page-contact .ct-note-foot a:hover,
.page-contact .ct-closing-text a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 01 联系渠道 ---------- */
.page-contact .ct-channels {
  display: grid;
  gap: 16px;
  margin-top: clamp(22px, 3vw, 34px);
}

.page-contact .ct-channel {
  position: relative;
  padding: 24px 22px 26px;
  border-top: 2px solid var(--cyan);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
              background-color var(--dur) var(--ease);
}

.page-contact .ct-channel:hover,
.page-contact .ct-channel:focus-within {
  transform: translateY(-6px);
  box-shadow: 0 0 0 1px var(--ct-cyan-glow), 0 26px 46px -30px var(--ct-cyan-glow);
}

.page-contact .ct-channel-icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 18px;
  border: 1px solid var(--ct-hair);
  border-radius: var(--radius);
  color: var(--cyan);
}

.page-contact .ct-channel-icon svg {
  width: 20px;
  height: 20px;
  display: block;
}

.page-contact .ct-channel-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .ct-channel-value {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(16px, 2.1vw, 21px);
  letter-spacing: -.01em;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-contact .ct-channel-text {
  margin: 16px 0 0;
  font-size: var(--fs-2);
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .ct-channel-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-channel-tags li {
  padding: 4px 11px;
  border: 1px solid var(--ct-hair);
  border-radius: 999px;
  font-size: var(--fs-1);
  color: var(--white);
}

/* ---------- 02 来信写法 ---------- */
.page-contact .ct-note {
  margin-top: clamp(22px, 3vw, 34px);
  padding: clamp(22px, 3vw, 34px);
  border-left: 2px solid var(--orange);
}

.page-contact .ct-tips {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-tips li {
  position: relative;
  padding-left: 26px;
  font-size: var(--fs-3);
  line-height: 1.75;
  color: var(--white);
}

.page-contact .ct-tips li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 12px;
  height: 2px;
  background: var(--orange);
}

.page-contact .ct-note-foot {
  margin: 24px 0 0;
  padding-top: 18px;
  border-top: 1px dashed var(--line);
  font-size: var(--fs-2);
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 03 合作方向 ---------- */
.page-contact .ct-partners {
  display: grid;
  gap: 1px;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .ct-partner {
  padding: 26px 22px 30px;
  background: var(--panel);
  transition: background-color var(--dur) var(--ease);
}

.page-contact .ct-partner:hover {
  background: #182339;
}

.page-contact .ct-partner-num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-5);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--orange);
}

.page-contact .ct-partner-title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-size: var(--fs-4);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-contact .ct-partner-text {
  margin: 12px 0 0;
  font-size: var(--fs-2);
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .ct-partner-needs {
  display: grid;
  gap: 9px;
  margin: 18px 0 0;
  padding: 16px 0 0;
  list-style: none;
  border-top: 1px dashed var(--line);
}

.page-contact .ct-partner-needs li {
  position: relative;
  padding-left: 16px;
  font-size: var(--fs-2);
  line-height: 1.6;
  color: var(--white);
}

.page-contact .ct-partner-needs li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .66em;
  width: 6px;
  height: 6px;
  background: var(--cyan);
  transform: rotate(45deg);
}

/* ---------- 04 数据接口流程 ---------- */
.page-contact .ct-flow {
  position: relative;
  display: grid;
  gap: 22px;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-flow::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan), rgba(43, 245, 208, 0));
}

.page-contact .ct-flow-step {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}

.page-contact .ct-flow-num {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  background: var(--ink);
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  color: var(--cyan);
}

.page-contact .ct-flow-title {
  margin: 4px 0 0;
  font-family: var(--font-display);
  font-size: var(--fs-4);
  line-height: 1.25;
  color: var(--white);
}

.page-contact .ct-flow-text {
  margin: 10px 0 0;
  max-width: 66ch;
  font-size: var(--fs-2);
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 05 本地活动 ---------- */
.page-contact .ct-arc {
  margin-bottom: clamp(20px, 4vw, 40px);
  color: var(--clay);
}

.page-contact .ct-arc svg {
  display: block;
  width: 100%;
  height: clamp(32px, 6vw, 72px);
}

.page-contact .ct-local-grid {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
}

.page-contact .ct-local-list {
  display: grid;
  gap: 14px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-local-list li {
  position: relative;
  padding-left: 20px;
  font-size: var(--fs-3);
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .ct-local-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 8px;
  height: 1px;
  background: var(--clay);
}

.page-contact .ct-local-list strong {
  color: var(--white);
  font-weight: 600;
}

.page-contact .ct-local-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
  gap: 18px;
  margin: 30px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-contact .ct-local-stats > div {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-contact .ct-local-stats dt {
  font-size: var(--fs-1);
  letter-spacing: .12em;
  color: var(--muted);
}

.page-contact .ct-local-stats dd {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-contact .ct-stat-num {
  font-size: var(--fs-5);
  line-height: 1;
  color: var(--cyan);
}

.page-contact .ct-stat-unit {
  margin-left: 5px;
  font-family: var(--font-body);
  font-size: var(--fs-2);
  color: var(--muted);
}

.page-contact .ct-local-figure {
  margin: 0;
  border: 1px solid var(--ct-hair);
}

/* ---------- 06 寄送地址 ---------- */
.page-contact .ct-postal {
  position: relative;
  margin-top: clamp(22px, 3vw, 34px);
  padding: clamp(24px, 3.4vw, 40px);
  overflow: hidden;
}

.page-contact .ct-postal::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--ct-hair) 1px, transparent 1px),
    linear-gradient(90deg, var(--ct-hair) 1px, transparent 1px);
  background-size: 46px 46px;
  opacity: .5;
  pointer-events: none;
}

.page-contact .ct-postal > * {
  position: relative;
}

.page-contact .ct-postal-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-bottom: 18px;
  border: 1px solid var(--clay);
  border-radius: 50%;
  color: var(--clay);
}

.page-contact .ct-postal-mark svg {
  width: 20px;
  height: 20px;
  display: block;
}

.page-contact .ct-postal-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .ct-postal-address {
  margin: 14px 0 0;
  max-width: 30ch;
  font-family: var(--font-display);
  font-size: clamp(21px, 3vw, 32px);
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-contact .ct-postal-note {
  margin: 18px 0 0;
  font-size: var(--fs-2);
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 收束 ---------- */
.page-contact .ct-closing {
  padding: clamp(24px, 3.4vw, 40px) 0 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-closing-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.2;
  letter-spacing: -.015em;
  color: var(--white);
}

.page-contact .ct-closing-text {
  margin: 16px 0 0;
  max-width: 66ch;
  font-size: var(--fs-3);
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .ct-closing .btn {
  margin-top: 24px;
}

.page-contact .ct-finish {
  height: 1px;
  margin-top: clamp(36px, 5vw, 68px);
  background: linear-gradient(90deg, rgba(181, 69, 43, 0) 0%, var(--clay) 22%, var(--orange) 56%, var(--cyan) 100%);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .ct-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .ct-channel {
    padding: 28px 26px 30px;
  }
}

@media (min-width: 880px) {
  .page-contact .ct-partners {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-contact .ct-hero-grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
    align-items: center;
  }

  .page-contact .ct-hero-figure {
    transform: translateY(10px);
  }

  .page-contact .ct-local-grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    align-items: center;
  }
}

@media (max-width: 559px) {
  .page-contact .ct-chapter {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
  }

  .page-contact .chapter-num {
    font-size: 34px;
  }

  .page-contact .ct-hero h1 {
    max-width: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-partner {
    transition: none;
  }

  .page-contact .ct-channel:hover,
  .page-contact .ct-channel:focus-within {
    transform: none;
  }
}