/* ============================================
   联系与商务合作页 — page-contact
   ============================================ */

.page-contact {
  --ct-panel: var(--track-700);
  --ct-border: 2px solid var(--hair);
  --ct-gap: 26px;
  display: block;
  padding-bottom: clamp(56px, 8vw, 96px);
}

/* ---------- 首屏 ---------- */

.page-contact .ct-hero {
  padding-top: clamp(20px, 4vw, 40px);
  padding-bottom: clamp(30px, 5vw, 56px);
}

.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: clamp(20px, 3vw, 32px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
}

.page-contact .breadcrumb a {
  color: var(--condense-300);
  text-decoration: none;
}

.page-contact .breadcrumb a:hover {
  color: var(--signal-500);
}

.page-contact .ct-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--ct-gap);
}

.page-contact .ct-eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--signal-500);
}

.page-contact .ct-hero h1 {
  margin: 0 0 18px;
  max-width: 18ch;
  font-size: clamp(28px, 6.4vw, 54px);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--frost-50);
}

.page-contact .ct-hero__lead {
  margin: 0 0 28px;
  max-width: 62ch;
  font-size: clamp(15px, 2.4vw, 17px);
  line-height: 1.85;
  color: var(--ink-dim);
}

.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .ct-hero__banner {
  margin: clamp(30px, 5vw, 48px) 0 0;
  padding: 0;
  overflow: hidden;
  border: var(--ct-border);
  border-inline: 0;
  box-shadow: var(--shadow-drop);
  clip-path: polygon(0 0, 100% 0, 100% 84%, 93% 100%, 0 100%);
}

.page-contact .ct-hero__banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: center 42%;
}

/* ---------- 两条通道 + 悬浮联系卡 ---------- */

.page-contact .ct-desk {
  padding-block: clamp(38px, 6vw, 64px);
}

.page-contact .ct-desk__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--ct-gap);
}

.page-contact .ct-channel {
  position: relative;
  margin-top: 22px;
  padding: 24px 20px 20px;
  border: var(--ct-border);
  background: var(--ct-panel);
  box-shadow: var(--shadow-drop);
}

.page-contact .ct-channel--biz {
  box-shadow: var(--shadow-lava);
}

.page-contact .ct-channel--biz::before {
  content: "";
  position: absolute;
  top: -2px;
  bottom: -2px;
  left: -2px;
  width: 6px;
  background: var(--lava-500);
}

.page-contact .ct-channel__tag {
  display: inline-block;
  margin: 0 0 14px;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--abyss-900);
  background: var(--signal-500);
}

.page-contact .ct-channel--biz .ct-channel__tag {
  background: var(--lava-500);
}

.page-contact .ct-channel h3 {
  margin: 0 0 12px;
  font-size: clamp(19px, 3.4vw, 23px);
  line-height: 1.34;
  letter-spacing: -0.01em;
  color: var(--frost-50);
}

.page-contact .ct-channel p {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ink-dim);
}

.page-contact .ct-list {
  display: grid;
  gap: 9px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.page-contact .ct-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-dim);
}

.page-contact .ct-list li::before {
  content: "";
  position: absolute;
  top: 12px;
  left: 0;
  width: 10px;
  height: 2px;
  background: var(--signal-500);
}

.page-contact .ct-list--region li::before {
  background: var(--lava-500);
}

.page-contact .ct-channel__foot {
  margin: 0;
}

.page-contact .ct-channel__foot a,
.page-contact .ct-region__foot a {
  display: inline-block;
  font-size: 14px;
  color: var(--condense-300);
  text-decoration: none;
  border-bottom: 1px solid rgba(139, 244, 234, 0.42);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .ct-channel__foot a:hover,
.page-contact .ct-region__foot a:hover {
  color: var(--signal-500);
  border-color: var(--signal-500);
}

/* 悬浮联系卡 */

.page-contact .ct-contactcard {
  padding: 22px 20px;
  border: var(--ct-border);
  border-top: 6px solid var(--signal-500);
  background: linear-gradient(158deg, var(--track-700) 0%, var(--abyss-900) 100%);
  box-shadow: var(--shadow-hard);
}

.page-contact .ct-contactcard__title {
  margin: 0 0 20px;
  font-size: 17px;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--frost-50);
}

.page-contact .ct-contactcard__label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--ink-faint);
}

.page-contact .ct-contactcard__value {
  display: block;
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--condense-300);
  text-decoration: none;
  word-break: break-all;
}

.page-contact .ct-contactcard__value:hover {
  color: var(--signal-500);
}

.page-contact .ct-contactcard__value--tel {
  font-size: 20px;
  letter-spacing: 0.02em;
}

.page-contact .ct-contactcard__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--hair);
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--ink-faint);
}

/* ---------- 值守时段 ---------- */

.page-contact .ct-hours {
  padding-block: clamp(38px, 6vw, 64px);
  background: linear-gradient(180deg, rgba(13, 39, 64, 0.72) 0%, rgba(6, 19, 33, 0) 100%);
}

.page-contact .ct-hours__meter {
  display: flex;
  align-items: stretch;
  margin-top: 8px;
  border: 2px solid var(--hair);
  background: rgba(6, 19, 33, 0.6);
}

.page-contact .ct-hours__seg {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  min-height: 82px;
  padding: 12px 12px;
  overflow: hidden;
}

.page-contact .ct-hours__seg--std {
  flex: 9 1 0;
  background: repeating-linear-gradient(135deg, rgba(31, 224, 207, 0.16) 0 6px, rgba(31, 224, 207, 0.05) 6px 12px);
  border-right: 2px solid var(--hair);
}

.page-contact .ct-hours__seg--peak {
  flex: 5 1 0;
  background: linear-gradient(90deg, rgba(255, 106, 43, 0.34) 0%, rgba(255, 106, 43, 0.1) 100%);
}

.page-contact .ct-hours__range {
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--frost-50);
  white-space: nowrap;
}

.page-contact .ct-hours__cap {
  font-size: 12px;
  line-height: 1.45;
  color: var(--ink-dim);
}

.page-contact .ct-hours__seg--peak .ct-hours__cap {
  color: var(--ember-200);
}

.page-contact .ct-hours__notes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 26px;
}

.page-contact .ct-note {
  padding: 18px 18px 16px;
  border: var(--ct-border);
  border-left: 6px solid var(--lava-500);
  background: var(--ct-panel);
}

.page-contact .ct-note--final {
  border-left-color: var(--final-400);
}

.page-contact .ct-note h3 {
  margin: 0 0 10px;
  font-size: 16.5px;
  line-height: 1.4;
  color: var(--frost-50);
}

.page-contact .ct-note p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-dim);
}

/* ---------- 企业合作准备清单 ---------- */

.page-contact .ct-biz {
  padding-block: clamp(38px, 6vw, 68px);
}

.page-contact .ct-prep {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-prep__item {
  position: relative;
  padding: 22px 18px 20px;
  border: var(--ct-border);
  background: var(--ct-panel);
  box-shadow: var(--shadow-drop);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .ct-prep__item:hover {
  transform: translate(4px, -4px);
  border-color: var(--signal-500);
}

.page-contact .ct-prep__num {
  display: inline-block;
  margin-bottom: 12px;
  padding: 2px 8px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--abyss-900);
  background: var(--metal-400);
}

.page-contact .ct-prep__item h3 {
  margin: 0 0 10px;
  font-size: 18px;
  line-height: 1.35;
  color: var(--frost-50);
}

.page-contact .ct-prep__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-dim);
}

/* ---------- 区域资讯 ---------- */

.page-contact .ct-region {
  padding-block: clamp(38px, 6vw, 68px);
  background: linear-gradient(180deg, rgba(13, 39, 64, 0) 0%, rgba(13, 39, 64, 0.8) 40%, rgba(6, 19, 33, 0) 100%);
}

.page-contact .ct-region__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--ct-gap);
}

.page-contact .ct-region__media {
  margin: 0;
  border: var(--ct-border);
  background: var(--abyss-900);
  box-shadow: var(--shadow-drop);
}

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

.page-contact .ct-region__cap {
  display: block;
  padding: 10px 14px;
  border-top: 2px solid var(--hair);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
}

.page-contact .ct-region__body p {
  margin: 0 0 18px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ink-dim);
}

.page-contact .ct-region__sub {
  margin: 6px 0 14px;
  font-size: 17px;
  line-height: 1.4;
  color: var(--frost-50);
}

.page-contact .ct-region__foot {
  margin: 18px 0 0;
}

/* ---------- 处理节奏 ---------- */

.page-contact .ct-sla {
  padding-block: clamp(38px, 6vw, 68px);
}

.page-contact .ct-sla__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  border: var(--ct-border);
  background: rgba(6, 19, 33, 0.55);
}

.page-contact .ct-sla__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 20px 18px;
  border-bottom: 2px solid var(--hair);
}

.page-contact .ct-sla__row:last-child {
  border-bottom: 0;
}

.page-contact .ct-sla__row--lava {
  background: linear-gradient(90deg, rgba(255, 106, 43, 0.14) 0%, rgba(255, 106, 43, 0) 70%);
}

.page-contact .ct-sla__type {
  margin: 0;
  font-size: 17px;
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.4;
  color: var(--frost-50);
}

.page-contact .ct-sla__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-dim);
}

.page-contact .ct-sla__row .badge {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
}

/* ---------- 完整联系方式 ---------- */

.page-contact .ct-reach {
  padding-block: clamp(38px, 6vw, 68px);
}

.page-contact .ct-reach__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-contact .ct-reach__cell {
  padding: 20px 18px;
  border: var(--ct-border);
  background: var(--ct-panel);
  box-shadow: var(--shadow-drop);
}

.page-contact .ct-reach__cell--wide {
  border-top: 6px solid var(--lava-500);
}

.page-contact .ct-reach__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--ink-faint);
}

.page-contact .ct-reach__value {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.6;
  color: var(--frost-50);
  word-break: break-word;
}

.page-contact .ct-reach__value a {
  color: var(--condense-300);
  text-decoration: none;
}

.page-contact .ct-reach__value a:hover {
  color: var(--signal-500);
}

.page-contact .ct-reach__value--mono {
  font-size: 22px;
  letter-spacing: 0.02em;
}

.page-contact .ct-reach__hint {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-faint);
}

.page-contact .ct-reach__cell .chip-btn {
  margin-bottom: 0;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-contact .ct-hero__banner img {
    aspect-ratio: 21 / 9;
  }

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

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

  .page-contact .ct-reach__cell--wide {
    grid-column: span 2;
  }

  .page-contact .ct-sla__row {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: start;
    column-gap: 20px;
  }

  .page-contact .ct-sla__type {
    grid-column: 1;
  }

  .page-contact .ct-sla__desc {
    grid-column: 1;
  }

  .page-contact .ct-sla__row .badge {
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
    white-space: nowrap;
  }
}

@media (min-width: 900px) {
  .page-contact {
    --ct-gap: 34px;
  }

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

  .page-contact .ct-prep {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .ct-prep__item:nth-child(1) {
    grid-column: 1 / span 7;
  }

  .page-contact .ct-prep__item:nth-child(2) {
    grid-column: 8 / span 5;
    transform: translateY(22px);
  }

  .page-contact .ct-prep__item:nth-child(2):hover {
    transform: translateY(22px) translate(4px, -4px);
  }

  .page-contact .ct-prep__item:nth-child(3) {
    grid-column: 2 / span 5;
  }

  .page-contact .ct-prep__item:nth-child(4) {
    grid-column: 7 / span 6;
  }

  .page-contact .ct-region__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: center;
    gap: 40px;
  }
}

@media (min-width: 1024px) {
  .page-contact .ct-desk__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(290px, 0.85fr);
    align-items: start;
    gap: 44px;
  }

  .page-contact .ct-desk__rail {
    position: sticky;
    top: calc(var(--topbar-h) + 26px);
  }

  .page-contact .ct-channel {
    padding: 28px 26px 24px;
  }

  .page-contact .ct-contactcard {
    padding: 26px 24px;
  }
}

@media (min-width: 1280px) {
  .page-contact .ct-prep__item:nth-child(4) {
    grid-column: 7 / span 6;
  }
}

/* ---------- 动效降级 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-prep__item,
  .page-contact .ct-channel__foot a,
  .page-contact .ct-region__foot a {
    transition: none;
  }

  .page-contact .ct-prep__item:hover {
    transform: none;
  }

  .page-contact .ct-prep__item:nth-child(2) {
    transform: none;
  }

  .page-contact .ct-prep__item:nth-child(2):hover {
    transform: none;
  }
}
<<<END>>>