.page-contact {
  --ct-radius: 22px;
  --ct-gap: clamp(14px, 2.6vw, 24px);
  background: var(--ink-900);
  color: var(--paper);
  overflow-x: hidden;
}

.page-contact .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-contact .eyebrow {
  margin: 0;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding: calc(var(--header-h) + clamp(30px, 6vw, 66px)) 0 clamp(40px, 6vw, 78px);
  isolation: isolate;
}

.page-contact .ct-hero-blob {
  position: absolute;
  z-index: -1;
  top: calc(var(--header-h) + 8px);
  left: -24vw;
  width: min(76vw, 640px);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: radial-gradient(circle at 42% 42%, rgba(28, 74, 55, 0.85), rgba(7, 13, 36, 0) 70%);
  pointer-events: none;
}

.page-contact .ct-hero-grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--mist);
}

.page-contact .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
}

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  color: var(--neon);
}

.page-contact .breadcrumb .ct-sep {
  color: rgba(152, 164, 196, 0.5);
}

.page-contact .ct-hero-copy .eyebrow {
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 6.6vw, 56px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

.page-contact .ct-lead {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ct-quick {
  list-style: none;
  margin: clamp(22px, 3.4vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .ct-quick li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 11px 0;
  font-size: 14.5px;
  line-height: 1.6;
  border-top: 1px solid var(--line);
}

.page-contact .ct-quick li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-quick .mono {
  flex: 0 0 auto;
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--neon);
}

/* 坐标卡 */
.page-contact .ct-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(198, 255, 61, 0.38);
  border-radius: var(--ct-radius);
  background: var(--ink-800);
  box-shadow: 0 26px 60px -32px rgba(0, 0, 0, 0.95);
}

.page-contact .ct-card-bg {
  position: absolute;
  inset: 0;
}

.page-contact .ct-card-bg img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.42;
}

.page-contact .ct-card-veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(158deg, rgba(7, 13, 36, 0.5), rgba(7, 13, 36, 0.95) 64%);
}

.page-contact .ct-card-inner {
  position: relative;
  padding: clamp(20px, 3.4vw, 34px);
}

.page-contact .ct-card-kicker {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--neon);
}

.page-contact .ct-rows {
  margin: 14px 0 0;
  display: grid;
  gap: 0;
}

.page-contact .ct-row {
  padding: 14px 0;
  border-top: 1px solid rgba(152, 164, 196, 0.24);
}

.page-contact .ct-row dt {
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-contact .ct-row dd {
  margin: 7px 0 0;
  font-size: clamp(15px, 2.8vw, 18px);
  line-height: 1.5;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .ct-row dd a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 255, 61, 0.55);
  padding-bottom: 2px;
}

.page-contact .ct-row dd a:hover,
.page-contact .ct-row dd a:focus-visible {
  color: var(--neon);
  border-bottom-color: var(--neon);
}

.page-contact .ct-row--mail dd a {
  font-family: var(--font-mono);
  font-size: clamp(12.5px, 3.6vw, 17px);
  word-break: break-all;
}

.page-contact .ct-row--tel dd {
  font-family: var(--font-mono);
  font-size: clamp(22px, 4.6vw, 30px);
  letter-spacing: 0.02em;
  color: var(--neon);
}

.page-contact .ct-card-note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 通用区块 ---------- */
.page-contact .ct-sec {
  padding: clamp(42px, 6.5vw, 86px) 0;
}

.page-contact .ct-routes,
.page-contact .ct-prep {
  position: relative;
}

.page-contact .ct-routes::before,
.page-contact .ct-flow-sec::before {
  content: "";
  display: block;
  width: 100%;
  height: 1px;
  margin-bottom: clamp(28px, 4vw, 44px);
  background: linear-gradient(90deg, rgba(55, 230, 217, 0.5), rgba(142, 107, 255, 0.35), rgba(198, 255, 61, 0));
}

.page-contact .ct-head {
  max-width: 720px;
}

.page-contact .ct-head h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(25px, 4.4vw, 42px);
  line-height: 1.12;
}

.page-contact .ct-head p:not(.eyebrow) {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 四类入口 ---------- */
.page-contact .ct-rail {
  display: grid;
  gap: var(--ct-gap);
  margin-top: clamp(26px, 4vw, 42px);
}

.page-contact .ct-route {
  --ct-shift: 0px;
  position: relative;
  display: block;
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--ct-radius);
  background: linear-gradient(158deg, rgba(23, 34, 74, 0.96), rgba(16, 26, 61, 0.96));
  color: var(--paper);
  text-decoration: none;
  transform: translateY(var(--ct-shift));
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-contact .ct-route:hover,
.page-contact .ct-route:focus-visible {
  transform: translateY(calc(var(--ct-shift) - 6px));
  border-color: rgba(198, 255, 61, 0.72);
  background: linear-gradient(158deg, rgba(30, 45, 92, 0.98), rgba(16, 26, 61, 0.98));
}

.page-contact .ct-route-num {
  position: absolute;
  top: clamp(14px, 2.4vw, 20px);
  right: clamp(16px, 2.6vw, 24px);
  font-size: clamp(26px, 4vw, 34px);
  line-height: 1;
  color: rgba(152, 164, 196, 0.28);
}

.page-contact .ct-ico {
  width: 34px;
  height: 34px;
  color: var(--neon);
}

.page-contact .ct-route h3 {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.6vw, 23px);
  line-height: 1.25;
  letter-spacing: 0.01em;
}

.page-contact .ct-route p {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .ct-route-go {
  display: inline-block;
  margin-top: 16px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--neon);
}

/* ---------- 处理路线 ---------- */
.page-contact .ct-flow {
  list-style: none;
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(20px, 3vw, 26px);
}

.page-contact .ct-step {
  padding-bottom: 4px;
}

.page-contact .ct-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: var(--ink-900);
  font-size: 12px;
  color: var(--neon);
  transition: border-color 0.24s var(--ease), box-shadow 0.24s var(--ease);
}

.page-contact .ct-step:hover .ct-step-num,
.page-contact .ct-step:focus-within .ct-step-num {
  border-color: var(--neon);
  box-shadow: 0 0 0 5px rgba(198, 255, 61, 0.12);
}

.page-contact .ct-step h3 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.4vw, 23px);
  line-height: 1.3;
}

.page-contact .ct-step p {
  margin: 9px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ct-flow-note {
  margin: clamp(22px, 3.4vw, 34px) 0 0;
  padding: 14px 16px;
  border-left: 3px solid var(--neon);
  background: rgba(16, 26, 61, 0.72);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper);
}

/* ---------- 地址与备案 ---------- */
.page-contact .ct-place {
  background: linear-gradient(180deg, rgba(7, 13, 36, 0), rgba(16, 26, 61, 0.75) 22%, rgba(16, 26, 61, 0.75) 78%, rgba(7, 13, 36, 0));
}

.page-contact .ct-place-grid {
  display: grid;
  gap: clamp(22px, 3.6vw, 42px);
  align-items: center;
}

.page-contact .ct-place-media {
  overflow: hidden;
  border-radius: var(--ct-radius);
  border: 1px solid var(--line);
  aspect-ratio: 3 / 2;
  background: var(--ink-800);
}

.page-contact .ct-place-media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-contact .ct-place-copy h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(25px, 4.2vw, 40px);
  line-height: 1.14;
}

.page-contact .ct-place-copy > p:not(.eyebrow):not(.ct-place-note) {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ct-place-list {
  margin: 22px 0 0;
  display: grid;
  gap: 0;
}

.page-contact .ct-place-list > div {
  display: grid;
  gap: 5px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-place-list > div:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-place-list dt {
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-contact .ct-place-list dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .ct-place-list > div:last-child dd {
  font-family: var(--font-mono);
  color: var(--cyan);
}

.page-contact .ct-place-note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 发信清单 ---------- */
.page-contact .ct-prep-grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  align-items: start;
}

.page-contact .ct-prep-copy h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(25px, 4.2vw, 40px);
  line-height: 1.14;
}

.page-contact .ct-prep-copy > p:not(.eyebrow) {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ct-check {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .ct-check label {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(16, 26, 61, 0.72);
  font-size: 14.5px;
  line-height: 1.65;
  cursor: pointer;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-contact .ct-check label:hover {
  border-color: rgba(198, 255, 61, 0.5);
  background: rgba(23, 34, 74, 0.85);
}

.page-contact .ct-check input {
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  border: 1px solid var(--line-strong);
  border-radius: 5px;
  background: var(--ink-900);
  cursor: pointer;
}

.page-contact .ct-check input:checked {
  border-color: var(--neon);
  background: var(--neon);
}

.page-contact .ct-check input:checked::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 6px;
  height: 11px;
  border-right: 2px solid var(--ink-900);
  border-bottom: 2px solid var(--ink-900);
  transform: rotate(40deg);
}

.page-contact .ct-check input:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-contact .ct-check input:checked + span {
  color: var(--mist);
  text-decoration: line-through;
  text-decoration-color: rgba(198, 255, 61, 0.65);
}

.page-contact .ct-links {
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--ct-radius);
  background: linear-gradient(162deg, rgba(28, 74, 55, 0.55), rgba(16, 26, 61, 0.96) 58%);
}

.page-contact .ct-links h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.6vw, 23px);
  line-height: 1.3;
}

.page-contact .ct-links ul {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
}

.page-contact .ct-links li {
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-links li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-links a {
  display: inline-block;
  font-size: 15px;
  font-weight: 600;
  color: var(--paper);
  text-decoration: none;
}

.page-contact .ct-links a:hover,
.page-contact .ct-links a:focus-visible {
  color: var(--neon);
}

.page-contact .ct-links span {
  display: block;
  margin-top: 5px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .ct-rail {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .ct-place-list > div {
    grid-template-columns: 120px minmax(0, 1fr);
    align-items: baseline;
    gap: 14px;
  }
}

@media (min-width: 940px) {
  .page-contact .ct-hero-grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
    gap: clamp(32px, 4vw, 58px);
  }

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

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

  .page-contact .ct-flow {
    position: relative;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(20px, 3vw, 34px);
  }

  .page-contact .ct-flow::before {
    content: "";
    position: absolute;
    top: 15px;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--cyan), var(--violet), rgba(198, 255, 61, 0.85));
    opacity: 0.45;
  }

  .page-contact .ct-step {
    position: relative;
    padding-right: clamp(10px, 2vw, 24px);
  }
}

@media (min-width: 1080px) {
  .page-contact .ct-rail {
    column-gap: clamp(24px, 3vw, 40px);
    padding-bottom: 34px;
  }

  .page-contact .ct-route:nth-child(even) {
    --ct-shift: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-route,
  .page-contact .ct-step-num,
  .page-contact .ct-check label {
    transition: none;
  }

  .page-contact .ct-route,
  .page-contact .ct-route:hover,
  .page-contact .ct-route:focus-visible {
    transform: none;
  }
}