.page-contact {
  --ct-line: var(--line);
  --ct-muted: #7f92ad;
  --ct-pad: clamp(18px, 4vw, 56px);
  background: var(--ink-900);
  color: var(--ice);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  border-bottom: 1px solid var(--ct-line);
}

.page-contact .contact-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.page-contact .contact-hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
  filter: saturate(0.6) contrast(1.15);
}

.page-contact .contact-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5, 11, 22, 0.72) 0%, rgba(5, 11, 22, 0.55) 46%, var(--ink-900) 97%);
}

.page-contact .hero-grid {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.5;
  pointer-events: none;
}

.page-contact .contact-hero__inner {
  position: relative;
  padding-top: clamp(24px, 4vw, 44px);
  padding-bottom: clamp(44px, 7vw, 92px);
}

.page-contact .contact-hero .crumbs {
  margin-bottom: clamp(20px, 4vw, 36px);
}

.page-contact .contact-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(36px, 7.4vw, 84px);
  line-height: 1.04;
  letter-spacing: 0.005em;
  color: var(--ice);
}

.page-contact .contact-hero h1 em {
  font-style: normal;
  color: var(--orange);
}

.page-contact .contact-hero__lede {
  max-width: 58ch;
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .hero-facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding-left: 14px;
  border-left: 2px solid var(--orange);
  font-size: 13px;
  line-height: 1.5;
  color: var(--mist);
}

.page-contact .hero-facts b {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--lime);
  font-variant-numeric: tabular-nums;
}

/* ---------- 主面板：渠道 + 工单 ---------- */
.page-contact .contact-main__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 44px);
}

.page-contact .channels {
  position: relative;
}

.page-contact .channels::before {
  content: "";
  position: absolute;
  inset: -30px -20px auto -20px;
  height: 320px;
  background: radial-gradient(58% 62% at 32% 0%, rgba(255, 90, 31, 0.16), rgba(255, 90, 31, 0) 72%);
  pointer-events: none;
  z-index: 0;
}

.page-contact .channels > * {
  position: relative;
  z-index: 1;
}

.page-contact .channels__head .section-title {
  margin-top: 10px;
}

.page-contact .channels__head .section-lede {
  margin-top: 12px;
}

.page-contact .channels__list {
  display: grid;
  gap: 14px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-contact .channel {
  position: relative;
  padding: 20px 20px 18px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-left: 2px solid var(--orange);
  border-radius: 2px;
  background: var(--glass);
  backdrop-filter: blur(12px) saturate(1.1);
  -webkit-backdrop-filter: blur(12px) saturate(1.1);
  transition: border-color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-contact .channel:hover {
  border-color: rgba(255, 138, 92, 0.42);
  border-left-color: var(--orange-soft);
}

.page-contact .channel__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.page-contact .channel__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--orange-soft);
  font-variant-numeric: tabular-nums;
}

.page-contact .channel__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(20px, 2.4vw, 24px);
  letter-spacing: 0.02em;
  color: var(--ice);
}

.page-contact .channel__value {
  margin: 8px 0;
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.8vw, 17px);
  line-height: 1.5;
  color: var(--lime);
  word-break: break-word;
  font-variant-numeric: tabular-nums;
}

.page-contact .channel__desc {
  margin: 0 0 14px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .channel__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
}

.page-contact .channel__hint {
  font-size: 11.5px;
  line-height: 1.5;
  color: var(--ct-muted);
}

.page-contact .hours-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  margin-top: 16px;
  padding: 13px 16px;
  border: 1px dashed var(--ct-line);
  border-radius: 2px;
  background: var(--ink-800);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mist);
}

.page-contact .hours-bar .dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--grass);
  box-shadow: 0 0 0 3px rgba(47, 191, 113, 0.18);
}

.page-contact .hours-bar__sep {
  color: var(--ct-line);
}

.page-contact .hours-bar a {
  color: var(--orange-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 工单面板 ---------- */
.page-contact .ticket-panel {
  position: relative;
  padding: clamp(20px, 3vw, 34px);
  border: 1px solid var(--ct-line);
  border-radius: 2px;
  background: var(--ink-800);
}

.page-contact .ticket-panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--orange), rgba(255, 90, 31, 0) 62%);
}

.page-contact .ticket-panel__head .section-title {
  margin-top: 10px;
  font-size: clamp(23px, 2.6vw, 32px);
}

.page-contact .ticket-panel__head .section-lede {
  margin-top: 10px;
  font-size: 14px;
}

.page-contact .ticket-panel__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  margin-top: 22px;
}

.page-contact .ticket {
  display: grid;
  gap: 16px;
}

.page-contact .ticket-kinds {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  border: 0;
}

.page-contact .ticket-kinds legend {
  grid-column: 1 / -1;
  margin-bottom: 2px;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-contact .kind {
  position: relative;
  display: block;
  cursor: pointer;
}

.page-contact .kind input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  opacity: 0;
}

.page-contact .kind__inner {
  display: block;
  height: 100%;
  box-sizing: border-box;
  padding: 9px 11px;
  border: 1px solid var(--ct-line);
  border-radius: 2px;
  background: var(--ink-700);
  transition: border-color 140ms var(--ease), background-color 140ms var(--ease);
}

.page-contact .kind__label {
  display: block;
  font-size: 13px;
  line-height: 1.4;
  color: var(--ice);
}

.page-contact .kind__desc {
  display: block;
  margin-top: 3px;
  font-size: 11px;
  line-height: 1.45;
  color: var(--ct-muted);
}

.page-contact .kind:hover .kind__inner {
  border-color: rgba(255, 138, 92, 0.5);
}

.page-contact .kind input:checked + .kind__inner {
  border-color: var(--orange);
  background: rgba(255, 90, 31, 0.13);
}

.page-contact .kind input:checked + .kind__inner .kind__label {
  color: var(--orange-soft);
}

.page-contact .kind input:focus-visible + .kind__inner {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-contact .field {
  display: grid;
  gap: 6px;
}

.page-contact .field > label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-contact .field input,
.page-contact .field textarea {
  width: 100%;
  box-sizing: border-box;
  padding: 10px 12px;
  border: 1px solid var(--ct-line);
  border-radius: 2px;
  background: var(--ink-700);
  color: var(--ice);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
  transition: border-color 140ms var(--ease), box-shadow 140ms var(--ease);
}

.page-contact .field textarea {
  min-height: 104px;
  resize: vertical;
}

.page-contact .field input::placeholder,
.page-contact .field textarea::placeholder {
  color: var(--ct-muted);
}

.page-contact .field input:focus-visible,
.page-contact .field textarea:focus-visible {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 2px rgba(255, 90, 31, 0.3);
}

.page-contact .field input:user-invalid,
.page-contact .field textarea:user-invalid {
  border-color: var(--orange);
  background: rgba(255, 90, 31, 0.08);
}

.page-contact .ticket__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
}

.page-contact .ticket__hint {
  flex: 1 1 220px;
  margin: 0;
  font-size: 12px;
  line-height: 1.62;
  color: var(--mist);
}

.page-contact .ticket-aside {
  margin: 0;
}

.page-contact .ticket-aside img {
  display: block;
}

.page-contact .ticket-aside__cap {
  margin: 10px 0 0;
  padding-left: 10px;
  border-left: 2px solid var(--ct-line);
  font-size: 12px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 商务合作 ---------- */
.page-contact .coop__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: clamp(22px, 3vw, 34px);
  border: 1px solid var(--ct-line);
  background: var(--ct-line);
}

.page-contact .coop__item {
  padding: 22px 20px 24px;
  background: var(--ink-800);
  transition: background-color 160ms var(--ease);
}

.page-contact .coop__item:hover {
  background: var(--ink-700);
}

.page-contact .coop__idx {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--orange);
  font-variant-numeric: tabular-nums;
}

.page-contact .coop__item h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 20px;
  letter-spacing: 0.02em;
  color: var(--ice);
}

.page-contact .coop__item p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .coop__item p.coop__meta {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--ct-line);
  font-size: 12px;
  line-height: 1.6;
  color: var(--orange-soft);
}

.page-contact .coop__note {
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--orange);
  font-size: 13px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 到访预约 ---------- */
.page-contact .visit {
  background: var(--ink-800);
}

.page-contact .visit__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
}

.page-contact .visit__steps {
  display: grid;
  gap: 0;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .visit__steps li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 12px 0;
  border-top: 1px solid var(--ct-line);
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .visit__steps li span {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--orange);
  font-variant-numeric: tabular-nums;
}

.page-contact .visit__note {
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--lime);
  font-size: 13px;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .visit__card {
  padding: 22px 20px 24px;
  border: 1px solid var(--ct-line);
  border-top: 2px solid var(--orange);
  border-radius: 2px;
  background: var(--ink-900);
}

.page-contact .visit__card label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-contact .visit__card input[type="date"] {
  width: 100%;
  box-sizing: border-box;
  padding: 10px 12px;
  border: 1px solid var(--ct-line);
  border-radius: 2px;
  background: var(--ink-700);
  color: var(--ice);
  font-family: var(--font-mono);
  font-size: 14px;
  color-scheme: dark;
}

.page-contact .visit__card input[type="date"]:focus-visible {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 2px rgba(255, 90, 31, 0.3);
}

.page-contact .visit__card-hint {
  margin: 12px 0 16px;
  font-size: 12px;
  line-height: 1.68;
  color: var(--mist);
}

/* ---------- 响应说明 ---------- */
.page-contact .resp-track {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: clamp(24px, 3.4vw, 38px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ct-line);
  border-bottom: 1px solid var(--ct-line);
  background: var(--ct-line);
}

.page-contact .resp {
  padding: 22px 20px 26px;
  background: var(--ink-900);
}

.page-contact .resp__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(30px, 3.4vw, 42px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--lime);
  font-variant-numeric: tabular-nums;
}

.page-contact .resp__num em {
  margin-left: 2px;
  font-style: normal;
  font-size: 0.42em;
  letter-spacing: 0.02em;
  color: var(--mist);
}

.page-contact .resp__title {
  margin: 14px 0 8px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 19px;
  letter-spacing: 0.02em;
  color: var(--ice);
}

.page-contact .resp p {
  margin: 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 常见联络问题 ---------- */
.page-contact .fastlane {
  background: var(--ink-800);
}

.page-contact .fastlane__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
}

.page-contact .fastlane__head .btn {
  margin-top: 20px;
}

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

.page-contact .fastlane__more a {
  color: var(--orange-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .qa-list {
  display: grid;
  gap: 8px;
}

.page-contact .qa {
  overflow: hidden;
  border: 1px solid var(--ct-line);
  border-radius: 2px;
  background: var(--ink-900);
}

.page-contact .qa summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 18px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ice);
  cursor: pointer;
  list-style: none;
}

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

.page-contact .qa summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--orange);
}

.page-contact .qa[open] summary::after {
  content: "–";
}

.page-contact .qa summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -2px;
}

.page-contact .qa[open] summary {
  border-bottom: 1px solid var(--ct-line);
}

.page-contact .qa p {
  margin: 0;
  padding: 14px 18px 18px;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .qa p a {
  color: var(--orange-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 断点 ---------- */
@media (min-width: 680px) {
  .page-contact .coop__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 920px) {
  .page-contact .fastlane__grid {
    grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-contact .contact-main__grid {
    grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
    align-items: start;
  }

  .page-contact .visit__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    align-items: start;
  }
}

@media (min-width: 1060px) {
  .page-contact .coop__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .resp-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1180px) {
  .page-contact .ticket-panel__grid {
    grid-template-columns: minmax(0, 1fr) 200px;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .kind__inner,
  .page-contact .coop__item,
  .page-contact .field input,
  .page-contact .field textarea {
    transition: none;
  }
}
<<<END>>>