.page-contact {
  --contact-aside: minmax(300px, 372px);
  --contact-radius: 3px;
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-contact .contact-shell {
  padding-top: clamp(18px, 2.6vw, 30px);
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(26px, 4.4vw, 52px) 0 clamp(22px, 3.4vw, 36px);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: -20px calc(-1 * var(--gutter)) auto;
  height: 280px;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(560px 210px at 12% 0%, rgba(34, 230, 211, 0.15), transparent 70%),
    radial-gradient(520px 230px at 82% 12%, rgba(122, 92, 255, 0.18), transparent 72%);
}

.page-contact .contact-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 4.8vw, 56px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  max-width: 19ch;
}

.page-contact .contact-hero__lead {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.78;
  color: var(--muted);
}

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

/* ---------- 主分栏 ---------- */

.page-contact .contact-main {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 4.5vw, 54px);
  padding-top: clamp(28px, 4vw, 48px);
}

@media (min-width: 960px) {
  .page-contact .contact-main {
    grid-template-columns: var(--contact-aside) minmax(0, 1fr);
    gap: clamp(32px, 4vw, 60px);
    align-items: start;
  }
}

.page-contact .section-head {
  margin-bottom: clamp(16px, 2vw, 22px);
}

.page-contact .section-head__meta {
  margin-top: 8px;
  max-width: 48ch;
}

/* ---------- 联络档案卡 ---------- */

.page-contact .contact-card {
  position: relative;
  padding: clamp(20px, 2.4vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
  background:
    linear-gradient(158deg, rgba(27, 37, 71, 0.92), rgba(9, 14, 34, 0.96));
  box-shadow: 6px 6px 0 var(--panel-deep);
  transition: box-shadow 220ms ease;
}

.page-contact .contact-card:hover {
  box-shadow: 10px 10px 0 var(--panel-deep);
}

.page-contact .contact-card__block + .divider,
.page-contact .contact-card__block ~ .divider {
  margin: 20px 0;
}

.page-contact .contact-card .divider {
  border: 0;
  border-top: 1px solid var(--line);
}

.page-contact .contact-card__name {
  margin: 12px 0 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact .contact-card__value {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--cyan);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .contact-card__value--plain {
  font-family: var(--font-body);
  color: var(--text);
  font-size: 15px;
}

.page-contact .contact-card__use {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 分类区 ---------- */

.page-contact .contact-media {
  margin: 0 0 clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
  background: linear-gradient(135deg, rgba(27, 37, 71, 0.6), rgba(7, 11, 30, 0.85));
  overflow: hidden;
}

.page-contact .contact-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  opacity: 0.94;
}

.page-contact .contact-media .media__caption {
  padding: 10px 14px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.page-contact .contact-cats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 720px) {
  .page-contact .contact-cats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-contact .cat {
  position: relative;
  border: 1px solid var(--line);
  border-left: 3px solid var(--purple);
  border-radius: var(--contact-radius);
  background: rgba(14, 21, 51, 0.72);
  transition: border-color 200ms ease, background 200ms ease, box-shadow 200ms ease;
}

.page-contact .cat:hover {
  border-color: var(--line);
  border-left-color: var(--cyan);
  box-shadow: 4px 4px 0 var(--panel-deep);
}

.page-contact .cat[data-open="true"] {
  border-color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(27, 37, 71, 0.9);
}

.page-contact .cat__heading {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-contact .cat__trigger {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 15px 16px;
  background: none;
  border: 0;
  border-radius: var(--contact-radius);
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

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

.page-contact .cat__num {
  flex: none;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-contact .cat__text {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1 1 auto;
  min-width: 0;
}

.page-contact .cat__name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact .cat__hint {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--muted);
}

.page-contact .cat__arrow {
  flex: none;
  font-size: 16px;
  color: var(--muted);
  transition: transform 200ms ease, color 200ms ease;
}

.page-contact .cat[data-open="true"] .cat__arrow {
  color: var(--cyan);
  transform: rotate(90deg);
}

.page-contact .cat__panel {
  overflow: hidden;
  max-height: 0;
  transition: max-height 240ms ease;
}

.page-contact .cat[data-open="true"] .cat__panel {
  max-height: 620px;
}

.page-contact .cat .disclosure__inner {
  padding: 0 16px 18px;
}

.page-contact .cat__lead {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

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

.page-contact .cat__list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 6px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .cat__list li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--cyan);
}

/* ---------- 处理链路 ---------- */

.page-contact .contact-flow {
  margin-top: clamp(44px, 6vw, 78px);
  padding-top: clamp(28px, 3.6vw, 44px);
  border-top: 1px solid var(--line);
}

.page-contact .contact-flow__body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3vw, 36px);
}

.page-contact .flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 780px) {
  .page-contact .flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }

  .page-contact .flow__node {
    position: relative;
    padding-right: 26px;
  }

  .page-contact .flow__node::after {
    content: "";
    position: absolute;
    top: 15px;
    left: 44px;
    width: calc(100% - 48px);
    border-top: 1px dashed var(--line);
  }

  .page-contact .flow__node:last-child::after {
    display: none;
  }
}

.page-contact .flow__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--panel);
  font-size: 12px;
  color: var(--cyan);
}

.page-contact .flow__title {
  margin: 12px 0 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  color: var(--text);
}

.page-contact .flow__desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--muted);
  max-width: 30ch;
}

.page-contact .contact-flow__media {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
  background: linear-gradient(120deg, rgba(14, 21, 51, 0.9), rgba(7, 11, 30, 0.9));
  overflow: hidden;
}

.page-contact .contact-flow__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  opacity: 0.9;
}

/* ---------- 时效 + 合作 双栏 ---------- */

.page-contact .contact-duo {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 4vw, 46px);
  margin-top: clamp(44px, 6vw, 78px);
  padding-top: clamp(28px, 3.6vw, 44px);
  border-top: 1px solid var(--line);
}

@media (min-width: 900px) {
  .page-contact .contact-duo {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(34px, 4.5vw, 64px);
  }
}

.page-contact .timing {
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: var(--contact-radius);
  background: rgba(14, 21, 51, 0.7);
  padding: clamp(16px, 2vw, 22px);
}

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

.page-contact .timing__item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--line);
}

.page-contact .timing__item:last-child {
  border-bottom: 0;
  padding-bottom: 4px;
}

.page-contact .timing__item dt {
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
  min-width: 0;
}

.page-contact .timing__item dd {
  margin: 0;
  flex: none;
  font-size: 14px;
  color: var(--green);
  white-space: nowrap;
}

.page-contact .timing__note {
  margin: 14px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 13.5px;
  line-height: 1.74;
  color: var(--muted);
}

.page-contact .collab {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .collab__item {
  position: relative;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
  background: linear-gradient(150deg, rgba(27, 37, 71, 0.75), rgba(11, 17, 40, 0.9));
  box-shadow: 5px 5px 0 var(--panel-deep);
  transition: transform 200ms ease, box-shadow 200ms ease;
}

.page-contact .collab__item:hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 var(--panel-deep);
}

.page-contact .collab__title {
  margin: 12px 0 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  color: var(--text);
}

.page-contact .collab__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--muted);
}

/* ---------- 到达与地区 ---------- */

.page-contact .arrive {
  margin-top: clamp(44px, 6vw, 78px);
  padding-top: clamp(28px, 3.6vw, 44px);
  border-top: 1px solid var(--line);
}

.page-contact .arrive__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 36px);
}

@media (min-width: 880px) {
  .page-contact .arrive__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

.page-contact .arrive__lead {
  margin: 0 0 12px;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text);
}

.page-contact .arrive__note {
  margin: 0;
  max-width: 58ch;
  font-size: 14px;
  line-height: 1.76;
  color: var(--muted);
}

.page-contact .arrive__card {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--purple);
  border-radius: var(--contact-radius);
  background: rgba(14, 21, 51, 0.78);
  font-style: normal;
}

.page-contact .arrive__label {
  margin-top: 10px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-contact .arrive__label:first-child {
  margin-top: 0;
}

.page-contact .arrive__line {
  font-size: 15px;
  line-height: 1.55;
  color: var(--text);
  overflow-wrap: anywhere;
}

.page-contact .arrive__line--muted {
  color: var(--muted);
  font-size: 14px;
}

.page-contact .arrive__line--mono {
  color: var(--cyan);
  font-size: 14px;
}

.page-contact .contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(24px, 3vw, 34px);
  padding-top: clamp(18px, 2.4vw, 26px);
  border-top: 1px solid var(--line);
}

.page-contact .contact-links__item {
  display: inline-block;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: rgba(14, 21, 51, 0.6);
  color: var(--muted);
  font-size: 13.5px;
  text-decoration: none;
  transition: color 180ms ease, border-color 180ms ease, background 180ms ease;
}

.page-contact .contact-links__item:hover,
.page-contact .contact-links__item:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
  background: rgba(34, 230, 211, 0.08);
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .cat__panel,
  .page-contact .cat__arrow,
  .page-contact .collab__item,
  .page-contact .contact-card,
  .page-contact .contact-links__item {
    transition: none;
  }
}
<<<END>>>