/* ============ 服务联络 · page-contact ============ */
.page-contact {
  --ct-soft: rgba(242, 246, 255, .8);
  --ct-line: rgba(52, 224, 224, .2);
  --ct-card-bg: linear-gradient(158deg, #17305e 0%, rgba(20, 42, 85, .58) 100%);
  background: var(--night);
  color: var(--cloud);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  overflow-x: hidden;
}

.page-contact *,
.page-contact *::before,
.page-contact *::after {
  box-sizing: border-box;
}

.page-contact h1,
.page-contact h2,
.page-contact h3 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -.01em;
  margin: 0;
}

.page-contact p {
  margin: 0;
}

.page-contact a {
  color: inherit;
  text-decoration: none;
}

/* ---------- 页头 ---------- */
.page-contact .page-intro {
  position: relative;
  overflow: hidden;
  padding: 118px 0 50px;
  border-bottom: 1px solid rgba(30, 58, 110, .9);
}

.page-contact .ct-hero-art {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.page-contact .ct-hero-art img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .4;
}

.page-contact .ct-hero-art::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(110% 80% at 82% 0%, rgba(52, 224, 224, .22), transparent 62%),
    linear-gradient(180deg, rgba(11, 27, 58, .25) 0%, rgba(11, 27, 58, .8) 58%, var(--night) 100%);
}

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

.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-contact .breadcrumb a {
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-contact .page-intro h1 {
  margin-top: 20px;
  max-width: 17ch;
  font-size: clamp(1.85rem, 7vw, 3.1rem);
}

.page-contact .lead {
  margin-top: 18px;
  max-width: 60ch;
  font-size: 1.04rem;
  line-height: 1.8;
  color: var(--ct-soft);
}

.page-contact .ct-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-jump a {
  display: inline-block;
  padding: 7px 14px;
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--lilac);
  border: 1px solid rgba(123, 92, 255, .5);
  border-radius: 999px;
  background: rgba(123, 92, 255, .12);
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .ct-jump a:hover,
.page-contact .ct-jump a:focus-visible {
  color: var(--night);
  background: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 章节 ---------- */
.page-contact .section {
  padding: 52px 0;
}

.page-contact .ct-band {
  padding-bottom: 74px;
}

.page-contact .sec-head {
  position: relative;
  padding-left: 18px;
  margin-bottom: 26px;
  border-left: 2px solid var(--cyan);
}

.page-contact .sec-num {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-contact .sec-title {
  font-size: clamp(1.4rem, 4.4vw, 2.05rem);
}

.page-contact .sec-sub {
  margin-top: 10px;
  max-width: 56ch;
  font-size: .96rem;
  color: var(--ct-soft);
}

/* ---------- 三种渠道 ---------- */
.page-contact .ct-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .ct-chan {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 20px 22px;
  background: var(--ct-card-bg);
  border: 1px solid var(--star);
  border-top: 3px solid var(--ct-accent, var(--cyan));
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 16px 100%, 0 calc(100% - 16px));
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .ct-chan--mail { --ct-accent: var(--cyan); }
.page-contact .ct-chan--phone { --ct-accent: var(--orange); }
.page-contact .ct-chan--ticket { --ct-accent: var(--violet); }

.page-contact .ct-chan:hover {
  transform: translateY(-4px);
  border-color: rgba(52, 224, 224, .5);
  box-shadow: var(--shadow);
}

.page-contact .ct-chan h3 {
  font-size: 1.1rem;
}

.page-contact .ct-chan p {
  font-size: .93rem;
  color: var(--ct-soft);
}

.page-contact .ct-chan .ct-chan__meta {
  padding-top: 10px;
  border-top: 1px dashed rgba(159, 176, 204, .3);
  font-size: .82rem;
  color: var(--mist);
}

.page-contact .ct-chan .ct-chan__link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .86rem;
  font-weight: 700;
  color: var(--cyan);
}

.page-contact .ct-chan .ct-chan__link span {
  transition: transform var(--dur) var(--ease);
}

.page-contact .ct-chan .ct-chan__link:hover span,
.page-contact .ct-chan .ct-chan__link:focus-visible span {
  transform: translateX(4px);
}

.page-contact .ct-map {
  margin: 24px 0 0;
  padding: 10px;
  background: var(--deep);
  border: 1px solid var(--star);
}

.page-contact .ct-map img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 320px;
  object-fit: cover;
}

.page-contact .ct-map .media-frame__caption {
  padding: 12px 6px 4px;
  font-size: .83rem;
  color: var(--mist);
}

/* ---------- 左右分栏 ---------- */
.page-contact .ct-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-contact .ct-split__col {
  display: grid;
  align-content: start;
  gap: 18px;
}

/* ---------- 资料卡 ---------- */
.page-contact .ct-card {
  position: relative;
  padding: 24px 20px;
  background: var(--deep);
  border: 1px solid var(--star);
  border-left: 3px solid var(--cyan);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
}

.page-contact .ct-card__label {
  font-size: .73rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .ct-value {
  margin: 8px 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 3.6vw, 1.32rem);
  line-height: 1.45;
  color: var(--cyan);
  overflow-wrap: anywhere;
}

.page-contact .ct-card__text {
  font-size: .94rem;
  color: var(--ct-soft);
}

.page-contact .ct-notes {
  display: grid;
  gap: 7px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  font-size: .87rem;
  color: var(--mist);
}

.page-contact .ct-notes li {
  position: relative;
  padding-left: 16px;
}

.page-contact .ct-notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-contact .ct-card--addr {
  border-left-color: var(--lilac);
  background-color: var(--deep);
  background-image:
    linear-gradient(rgba(52, 224, 224, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(52, 224, 224, .07) 1px, transparent 1px);
  background-size: 26px 26px, 26px 26px;
}

.page-contact .ct-value--addr {
  color: var(--cloud);
  font-size: clamp(.95rem, 3.2vw, 1.14rem);
  letter-spacing: .01em;
}

/* ---------- 工单 ---------- */
.page-contact .ct-ticket {
  padding: 26px 20px 20px;
  background:
    radial-gradient(120% 100% at 100% 0%, rgba(52, 224, 224, .16), transparent 62%),
    var(--deep);
  border: 1px solid var(--cyan);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-contact .ct-ticket h3 {
  margin: 10px 0 12px;
  font-size: 1.18rem;
}

.page-contact .ct-fields {
  margin-top: 18px;
  border-top: 1px solid var(--ct-line);
}

.page-contact .ct-field {
  border-bottom: 1px solid var(--ct-line);
}

.page-contact .ct-field > summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 2px;
  cursor: pointer;
  font-size: .94rem;
  font-weight: 700;
  color: var(--cloud);
  list-style: none;
}

.page-contact .ct-field > summary::-webkit-details-marker {
  display: none;
}

.page-contact .ct-field > summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--cyan);
}

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

.page-contact .ct-field__num {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--cyan);
  color: var(--night);
  font-family: var(--font-mono);
  font-size: .74rem;
  font-weight: 700;
}

.page-contact .ct-field:nth-child(even) .ct-field__num {
  background: var(--orange);
}

.page-contact .ct-field > p {
  margin: 0 0 14px 38px;
  font-size: .88rem;
  color: var(--ct-soft);
}

/* ---------- 合作对接 ---------- */
.page-contact .ct-partner {
  padding: 24px 20px;
  background: linear-gradient(200deg, rgba(123, 92, 255, .18), rgba(20, 42, 85, .92) 55%);
  border: 1px solid rgba(123, 92, 255, .55);
  border-left: 3px solid var(--violet);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
}

.page-contact .ct-partner h3 {
  margin: 10px 0 12px;
  font-size: 1.1rem;
}

.page-contact .ct-partner p {
  font-size: .93rem;
  color: var(--ct-soft);
}

.page-contact .ct-partner p + p {
  margin-top: 10px;
}

.page-contact .ct-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

/* ---------- 信息带 ---------- */
.page-contact .ct-band__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .ct-band__item {
  padding: 24px 20px;
  background: rgba(30, 58, 110, .4);
  border: 1px solid var(--star);
  border-top: 2px solid var(--ct-accent, var(--orange));
}

.page-contact .ct-band__item:nth-child(1) { --ct-accent: var(--orange); }
.page-contact .ct-band__item:nth-child(2) { --ct-accent: var(--violet); }

.page-contact .ct-band__title {
  font-size: 1.08rem;
  margin-bottom: 10px;
}

.page-contact .ct-band__item p {
  font-size: .92rem;
  color: var(--ct-soft);
}

.page-contact .ct-band__item .btn,
.page-contact .ct-links .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
}

/* ---------- 淡入 ---------- */
.page-contact [data-reveal] {
  transition: opacity 320ms var(--ease), transform 320ms var(--ease);
}

.has-js .page-contact [data-reveal] {
  opacity: 0;
  transform: translateY(12px);
}

.has-js .page-contact [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .page-intro {
    padding: 152px 0 62px;
  }

  .page-contact .section {
    padding: 68px 0;
  }

  .page-contact .ct-channels__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .ct-band__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .ct-card,
  .page-contact .ct-ticket,
  .page-contact .ct-partner,
  .page-contact .ct-chan,
  .page-contact .ct-band__item {
    padding-left: 26px;
    padding-right: 26px;
  }
}

@media (min-width: 1000px) {
  .page-contact .ct-split {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    gap: 26px;
  }

  .page-contact .ct-split__col {
    gap: 20px;
  }

  .page-contact .ct-map img {
    max-height: 360px;
  }

  .page-contact .page-intro h1 {
    max-width: 15ch;
  }
}

@media (max-width: 380px) {
  .page-contact .page-intro {
    padding-top: 104px;
  }

  .page-contact .ct-notes,
  .page-contact .ct-field > p {
    font-size: .84rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: 1ms !important;
    animation: none !important;
  }
}