.page-contact {
  --contact-max: 1140px;
  --contact-pad: clamp(18px, 4vw, 48px);
  --contact-sec: clamp(52px, 8vw, 104px);
  --contact-gap: clamp(16px, 2.2vw, 28px);
  color: var(--ink);
}

.page-contact .contact-wrap {
  width: 100%;
  max-width: var(--contact-max);
  margin-inline: auto;
  padding-inline: var(--contact-pad);
}

.page-contact a:focus-visible,
.page-contact button:focus-visible,
.page-contact summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-block: clamp(24px, 4vw, 44px) clamp(36px, 6vw, 72px);
  background: linear-gradient(180deg, var(--panel), var(--bg) 78%);
  border-bottom: 3px solid var(--line);
}

.page-contact .contact-hero .breadcrumbs {
  margin-bottom: clamp(20px, 3vw, 36px);
}

.page-contact .eyebrow {
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0 0 14px;
}

.page-contact .contact-hero__title {
  margin: 0 0 22px;
  font-size: clamp(36px, 7vw, 76px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  font-weight: 900;
}

.page-contact .contact-hero__mark {
  display: inline-block;
  color: var(--cyan);
  border-bottom: 6px solid var(--orange);
  padding-bottom: 2px;
}

.page-contact .contact-hero__lead {
  max-width: 40ch;
  margin: 0 0 clamp(24px, 4vw, 40px);
  color: var(--ink-soft);
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.75;
}

.page-contact .hero-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  border-top: 3px solid var(--line);
  padding-top: 18px;
}

.page-contact .hero-facts__item {
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.6;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: baseline;
}

.page-contact .hero-facts__item .mono {
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

/* ---------- 通用区块头 ---------- */
.page-contact .contact-sec {
  padding-block: var(--contact-sec);
}

.page-contact .contact-sec--tight {
  padding-block: clamp(32px, 5vw, 64px) clamp(56px, 8vw, 96px);
}

.page-contact .contact-sec--panel {
  background: var(--panel);
  border-block: 3px solid var(--line);
}

.page-contact .contact-head {
  margin-bottom: clamp(24px, 3.5vw, 40px);
}

.page-contact .contact-h2 {
  margin: 0 0 12px;
  font-size: clamp(24px, 3.6vw, 42px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  font-weight: 900;
}

.page-contact .contact-sub {
  margin: 0;
  max-width: 46ch;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.75;
}

/* ---------- 渠道卡 ---------- */
.page-contact .channel-grid {
  display: grid;
  gap: var(--contact-gap);
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-contact .channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 30px 22px 24px;
  background: var(--panel);
  border: 3px solid var(--line);
  box-shadow: var(--shadow-hard-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
  overflow: hidden;
}

.page-contact .channel-card--mail {
  border-color: var(--cyan);
  background: linear-gradient(160deg, var(--panel), #08224a);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  transform: translate(-3px, -3px);
  box-shadow: var(--shadow-hard);
}

.page-contact .channel-card__edge {
  position: absolute;
  inset: 0 0 auto 0;
  height: 12px;
  background: var(--line);
  clip-path: polygon(0 0, 100% 0, 100% 45%, 0 100%);
}

.page-contact .channel-card--mail .channel-card__edge {
  background: var(--cyan);
}

.page-contact .channel-card--phone .channel-card__edge {
  background: var(--orange);
}

.page-contact .channel-card--app .channel-card__edge {
  background: var(--amber);
}

.page-contact .channel-card__tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
}

.page-contact .channel-card__name {
  margin: 0;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.35;
  font-weight: 800;
}

.page-contact .channel-card__value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(20px, 3vw, 30px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--cyan);
  text-decoration: none;
  overflow-wrap: anywhere;
  line-height: 1.25;
  border-bottom: 2px solid transparent;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .channel-card__value:hover {
  color: var(--cyan-deep);
  border-bottom-color: var(--cyan-deep);
}

.page-contact .channel-card__value--mail {
  font-size: clamp(16px, 2.2vw, 24px);
}

.page-contact .channel-card__body {
  margin: 0;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.75;
}

.page-contact .channel-card__meta {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 3px solid var(--line);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink);
}

/* ---------- 通栏图 ---------- */
.page-contact .contact-figure {
  margin: 0;
  border: 3px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow-hard);
}

.page-contact .contact-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

.page-contact .contact-figure__caption {
  padding: 14px 20px;
  border-top: 3px solid var(--line);
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.6;
}

/* ---------- 斜线纹理带 ---------- */
.page-contact .hatch-band {
  height: 18px;
  background-image: repeating-linear-gradient(
    45deg,
    var(--cyan) 0 3px,
    transparent 3px 12px
  );
  opacity: 0.5;
  border-block: 3px solid var(--line);
}

/* ---------- 准备清单 + 响应窗口 ---------- */
.page-contact .prep-grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
}

.page-contact .prep-item {
  border-top: 3px solid var(--line);
}

.page-contact .prep-item summary {
  cursor: pointer;
  list-style: none;
  padding: 16px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  font-size: 17px;
  font-weight: 800;
}

.page-contact .prep-item summary::-webkit-details-marker {
  display: none;
}

.page-contact .prep-item summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 22px;
  line-height: 1;
  color: var(--cyan);
}

.page-contact .prep-item[open] summary::after {
  content: "–";
  color: var(--orange);
}

.page-contact .prep-item p {
  margin: 0;
  padding: 0 0 18px;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.75;
  max-width: 46ch;
}

.page-contact .prep-note {
  margin: 22px 0 0;
  padding: 16px 18px;
  border-left: 6px solid var(--cyan);
  background: var(--panel);
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.7;
}

.page-contact .inline-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 2px solid var(--line);
  transition: border-color var(--dur) var(--ease);
}

.page-contact .inline-link:hover {
  border-bottom-color: var(--cyan);
}

.page-contact .clock-panel {
  align-self: start;
  padding: clamp(20px, 3vw, 30px);
  background: var(--panel);
  border: 3px solid var(--line);
  box-shadow: var(--shadow-hard-sm);
}

.page-contact .clock-panel__title {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--orange);
  text-transform: uppercase;
}

.page-contact .clock {
  display: grid;
}

.page-contact .clock__row {
  display: grid;
  gap: 4px;
  padding: 16px 0;
  border-top: 3px solid var(--line);
}

.page-contact .clock__num {
  font-family: var(--font-mono);
  font-size: clamp(26px, 3.4vw, 36px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-contact .clock__label {
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.65;
}

.page-contact .clock-panel__foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 3px solid var(--line);
  color: var(--ink);
  font-size: 13px;
  line-height: 1.7;
}

/* ---------- 合作分段 ---------- */
.page-contact .segmented {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.page-contact .segmented__button {
  font-family: inherit;
  font-size: 15px;
  font-weight: 800;
  padding: 12px 20px;
  color: var(--ink);
  background: var(--bg);
  border: 3px solid var(--line);
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .segmented__button:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hard-sm);
}

.page-contact .segmented__button[aria-selected="true"] {
  background: var(--cyan);
  color: #04121F;
  border-color: var(--cyan);
}

.page-contact .segmented__panel {
  display: block;
}

.page-contact .segmented__panel[aria-hidden="true"] {
  display: none;
}

.page-contact .coop-panel {
  padding: clamp(20px, 3vw, 32px);
  border: 3px solid var(--line);
  border-left: 6px solid var(--orange);
  background: var(--bg);
}

.page-contact .coop-panel__title {
  margin: 0 0 12px;
  font-size: clamp(19px, 2.4vw, 24px);
  font-weight: 800;
  line-height: 1.35;
}

.page-contact .coop-panel__body {
  margin: 0 0 16px;
  max-width: 52ch;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.8;
}

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

.page-contact .coop-list li {
  position: relative;
  padding-left: 22px;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.7;
}

.page-contact .coop-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 10px;
  height: 10px;
  background: var(--cyan);
  clip-path: polygon(0 0, 100% 50%, 0 100%);
}

.page-contact .coop-note {
  margin: 22px 0 0;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.75;
}

/* ---------- 地址 ---------- */
.page-contact .addr-grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
}

.page-contact .addr-list {
  margin: 0 0 18px;
  display: grid;
}

.page-contact .addr-list__row {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-top: 3px solid var(--line);
}

.page-contact .addr-list__row dt {
  color: var(--ink-soft);
  font-size: 13px;
  letter-spacing: 0.06em;
}

.page-contact .addr-list__row dd {
  margin: 0;
  color: var(--ink);
  font-size: clamp(16px, 2vw, 19px);
  font-weight: 700;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.page-contact .addr-list__row dd.mono {
  font-family: var(--font-mono);
  letter-spacing: -0.01em;
}

.page-contact .addr-note {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.75;
  max-width: 44ch;
}

.page-contact .addr-figure {
  margin: 0;
  align-self: start;
  border: 3px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow-hard-sm);
}

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

.page-contact .addr-figure__caption {
  padding: 12px 16px;
  border-top: 3px solid var(--line);
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.6;
}

/* ---------- 收尾行动带 ---------- */
.page-contact .closing-band {
  display: grid;
  gap: 20px;
  padding: clamp(24px, 4vw, 40px);
  background: var(--panel);
  border: 3px solid var(--line);
  border-left: 8px solid var(--orange);
  box-shadow: var(--shadow-hard);
}

.page-contact .closing-band__title {
  margin: 0 0 8px;
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 900;
  letter-spacing: -0.01em;
}

.page-contact .closing-band__text {
  margin: 0;
  max-width: 44ch;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.75;
}

.page-contact .closing-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-contact .channel-grid {
    grid-template-columns: 1.35fr 1fr;
    align-items: start;
  }

  .page-contact .channel-card--mail {
    grid-row: span 2;
  }

  .page-contact .channel-card--phone {
    margin-top: 18px;
  }

  .page-contact .channel-card--app {
    margin-top: 4px;
  }

  .page-contact .hero-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    align-items: start;
  }

  .page-contact .hero-facts__item {
    flex-direction: column;
    gap: 4px;
  }
}

@media (min-width: 900px) {
  .page-contact .prep-grid {
    grid-template-columns: 1.35fr 1fr;
    align-items: start;
  }

  .page-contact .addr-grid {
    grid-template-columns: 1fr 0.85fr;
    align-items: start;
  }

  .page-contact .closing-band {
    grid-template-columns: 1fr auto;
    align-items: center;
  }

  .page-contact .closing-band__actions {
    justify-content: flex-end;
  }
}

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

  .page-contact .channel-card:hover,
  .page-contact .channel-card:focus-within,
  .page-contact .segmented__button:hover {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>