.page-contact {
  --ct-pad: clamp(20px, 3.2vw, 34px);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
}

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

.page-contact a {
  color: var(--amber);
}

.page-contact .section {
  padding-block: clamp(32px, 5vw, 64px);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-masthead {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 32px) 0 clamp(36px, 5vw, 68px);
  background:
    radial-gradient(860px 420px at 84% 4%, rgba(240, 166, 58, 0.16), transparent 70%),
    radial-gradient(680px 380px at 4% 92%, rgba(53, 224, 194, 0.10), transparent 72%),
    var(--ink);
}

.page-contact .ct-masthead::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(158, 172, 189, 0.10) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(158, 172, 189, 0.10) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(120% 90% at 50% 0%, #000 28%, transparent 78%);
  mask-image: radial-gradient(120% 90% at 50% 0%, #000 28%, transparent 78%);
  pointer-events: none;
}

.page-contact .ct-masthead::after {
  content: "";
  position: absolute;
  right: -80px;
  top: 18%;
  width: 320px;
  height: 1px;
  background: linear-gradient(to left, var(--rust), transparent);
  transform: rotate(-12deg);
  opacity: 0.7;
  pointer-events: none;
}

.page-contact .ct-masthead__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: center;
  min-width: 0;
}

.page-contact .ct-masthead__copy {
  min-width: 0;
}

.page-contact .ct-masthead h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(32px, 6.4vw, 58px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .ct-masthead .lead {
  margin: 18px 0 0;
  max-width: 56ch;
  color: var(--mist);
  font-size: clamp(15px, 1.7vw, 18px);
  line-height: 1.8;
}

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

.page-contact .ct-chips .chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  max-width: 100%;
}

.page-contact .ct-shot {
  margin: 0;
  min-width: 0;
}

.page-contact .ct-shot .media {
  aspect-ratio: 3 / 2;
  border: 1px solid var(--line-strong);
  box-shadow: 0 24px 60px -32px rgba(0, 0, 0, 0.9), 0 0 0 1px rgba(240, 166, 58, 0.12);
}

.page-contact .ct-shot .media__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-contact .media__caption {
  display: block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 分屏区 ---------- */
.page-contact .ct-split {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  align-items: start;
  min-width: 0;
}

.page-contact .ct-split__main,
.page-contact .ct-split__side {
  min-width: 0;
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
}

.page-contact .ct-card {
  position: relative;
  padding: var(--ct-pad);
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 2px solid var(--amber);
  overflow: hidden;
}

.page-contact .ct-card::after {
  content: "";
  position: absolute;
  right: -40px;
  bottom: -40px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240, 166, 58, 0.14), transparent 68%);
  pointer-events: none;
}

.page-contact .ct-card .panel__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}

.page-contact .ct-card .panel__index,
.page-contact .ct-prep .panel__index,
.page-contact .ct-quick .panel__index {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--teal);
}

.page-contact .panel__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.8vw, 28px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .ct-card__lede {
  margin: 14px 0 6px;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.8;
}

.page-contact .ct-rows {
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 6px 14px;
  padding: 18px 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-row--plain {
  padding-bottom: 6px;
}

.page-contact .ct-row__label {
  grid-column: 1 / -1;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--mist);
}

.page-contact .ct-row__value {
  grid-column: 1;
  grid-row: 2;
  min-width: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.1vw, 20px);
  line-height: 1.5;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .ct-row__value--amber {
  color: var(--amber);
  letter-spacing: 0.04em;
}

.page-contact .ct-row__value--small {
  font-size: clamp(14px, 1.7vw, 16px);
  color: var(--paper);
}

.page-contact .ct-row__btn {
  grid-column: 2;
  grid-row: 2;
  align-self: center;
}

.page-contact .ct-row__note {
  grid-column: 1 / -1;
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .copy-btn {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-s);
  background: rgba(240, 166, 58, 0.08);
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 8px 12px;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  background: var(--amber-soft);
  border-color: var(--amber);
  outline: none;
}

.page-contact .copy-btn[data-state="done"] {
  color: var(--success);
  border-color: rgba(99, 214, 142, 0.6);
  background: rgba(99, 214, 142, 0.12);
}

.page-contact .ct-legal {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ct-legal a {
  color: var(--amber);
  text-underline-offset: 3px;
}

/* ---------- 右侧清单 ---------- */
.page-contact .ct-prep,
.page-contact .ct-quick {
  padding: var(--ct-pad);
  background: var(--panel);
  border: 1px solid var(--line);
}

.page-contact .ct-prep {
  border-left: 2px solid var(--teal);
}

.page-contact .ct-prep .panel__head,
.page-contact .ct-quick .panel__head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.page-contact .ct-prep__lede,
.page-contact .ct-quick p {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ct-fold {
  margin-top: 16px;
  border-top: 1px solid var(--line);
  padding-top: 12px;
}

.page-contact .ct-fold__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  font-weight: 600;
  color: var(--amber);
  padding: 4px 0;
}

.page-contact .ct-fold__summary::-webkit-details-marker {
  display: none;
}

.page-contact .ct-fold__summary::after {
  content: "＋";
  font-family: var(--font-mono);
  color: var(--teal);
  transition: transform var(--dur) var(--ease);
}

.page-contact .ct-fold[open] .ct-fold__summary::after {
  content: "－";
}

.page-contact .ct-fold__mark {
  margin-left: auto;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

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

.page-contact .ct-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

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

.page-contact .ct-list__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 22px;
  padding: 0 6px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-s);
  font-size: 11px;
  color: var(--teal);
  background: var(--teal-soft);
}

.page-contact .ct-quick .btn + .btn {
  margin-top: 10px;
}

/* ---------- 资料检索纸卡 ---------- */
.page-contact .ct-paper {
  padding: clamp(22px, 3.6vw, 42px);
  background: var(--paper);
  color: var(--brown);
  border: 1px solid var(--brown);
  box-shadow: 0 30px 70px -46px rgba(0, 0, 0, 0.95);
}

.page-contact .ct-paper__index {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--amber-ink);
}

.page-contact .ct-paper__head h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(23px, 3.6vw, 34px);
  font-weight: 800;
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--brown);
}

.page-contact .ct-paper__head p {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--brown);
}

.page-contact .ct-paper__body {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  margin-top: clamp(22px, 3vw, 32px);
  padding-top: clamp(18px, 2.6vw, 26px);
  border-top: 1px dashed rgba(42, 33, 25, 0.35);
}

.page-contact .ct-subtitle {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--brown);
}

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

.page-contact .ct-bullets li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--brown);
}

.page-contact .ct-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 2px;
  background: var(--amber-ink);
}

.page-contact .ct-cats {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px 10px;
}

.page-contact .ct-cats li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(42, 33, 25, 0.18);
  font-size: 13.5px;
  color: var(--brown);
}

.page-contact .ct-cats__num {
  font-size: 11px;
  color: var(--amber-ink);
}

.page-contact .ct-paper .btn--primary {
  color: var(--charcoal);
}

/* ---------- 合作 ---------- */
.page-contact .ct-partner__inner {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  min-width: 0;
}

.page-contact .ct-partner__intro h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.8vw, 36px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .ct-partner__intro p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .ct-copyline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--amber);
  background: var(--panel);
  min-width: 0;
}

.page-contact .ct-copyline .mono {
  font-size: 14px;
  color: var(--paper);
  overflow-wrap: anywhere;
  min-width: 0;
}

.page-contact .ct-partner__provide {
  min-width: 0;
}

.page-contact .ct-partner__provide .ct-subtitle {
  color: var(--paper);
  font-size: 15px;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}

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

.page-contact .ct-provide li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-provide__num {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--teal);
  padding-top: 3px;
}

.page-contact .ct-provide strong {
  display: block;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--paper);
}

.page-contact .ct-provide p {
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 服务时间带 ---------- */
.page-contact .ct-band {
  position: relative;
  overflow: hidden;
  margin-top: clamp(28px, 4vw, 56px);
  padding-block: clamp(38px, 6vw, 76px);
  border-top: 1px solid var(--line);
  background: var(--charcoal);
}

.page-contact .ct-band__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  filter: saturate(0.75);
}

.page-contact .ct-band::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 21, 38, 0.86), rgba(10, 21, 38, 0.96));
  pointer-events: none;
}

.page-contact .ct-band__inner {
  position: relative;
  z-index: 1;
}

.page-contact .ct-band__head h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.8vw, 36px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .ct-hours {
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
}

.page-contact .ct-hours li {
  position: relative;
  padding: 18px 18px 18px 20px;
  background: rgba(17, 29, 47, 0.82);
  border: 1px solid var(--line);
  border-left: 2px solid rgba(240, 166, 58, 0.55);
  min-width: 0;
}

.page-contact .ct-hours .status-dot {
  margin-bottom: 10px;
}

.page-contact .ct-hours h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .ct-hours p {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ct-band__note {
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  line-height: 1.85;
  color: var(--mist);
  max-width: 78ch;
}

.page-contact .ct-band__note a {
  color: var(--amber);
  text-underline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .ct-paper__body {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  }

  .page-contact .ct-hours {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .ct-partner__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-contact .ct-masthead__inner {
    grid-template-columns: minmax(0, 1.28fr) minmax(0, 1fr);
  }

  .page-contact .ct-split {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
  }

  .page-contact .ct-split__side {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }

  .page-contact .ct-cats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .copy-btn,
  .page-contact .ct-fold__summary::after {
    transition: none;
  }
}
<<<END>>>