.page-contact {
  --ct-gap: clamp(20px, 3vw, 36px);
  --ct-panel: var(--abyss-2);
  background: var(--abyss);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding: clamp(22px, 4vw, 42px) 0 clamp(30px, 5vw, 64px);
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: -60px -18% auto -18%;
  height: 520px;
  background:
    radial-gradient(58% 68% at 20% 0%, rgba(47, 232, 214, .13), transparent 68%),
    radial-gradient(52% 62% at 88% 8%, rgba(74, 42, 107, .52), transparent 72%);
  pointer-events: none;
  z-index: 0;
}

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

.page-contact .ct-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
  align-items: end;
  margin-top: clamp(16px, 3vw, 30px);
}

.page-contact .ct-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(32px, 5.4vw, 68px);
  line-height: 1.05;
  letter-spacing: -.035em;
  font-weight: 800;
}

.page-contact .ct-hero__sub {
  margin: 20px 0 0;
  max-width: 33em;
  font-size: 17px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .ct-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-hero__shot {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--hair);
  border-radius: 3px;
  background: linear-gradient(150deg, var(--lake), var(--dusk) 58%, var(--abyss-3));
}

.page-contact .ct-hero__shot img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  opacity: .9;
}

.page-contact .ct-hero__shot::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8, 15, 27, 0) 44%, rgba(8, 15, 27, .7));
  pointer-events: none;
}

/* ---------- 非对称分栏 ---------- */
.page-contact .ct-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
  padding: clamp(28px, 4.5vw, 62px) 0;
  border-top: 1px solid var(--hair);
}

/* 左侧联系栏 */
.page-contact .ct-rail__panel {
  padding: clamp(20px, 3vw, 30px);
  background:
    linear-gradient(180deg, rgba(47, 232, 214, .08), rgba(47, 232, 214, 0) 48%),
    var(--ct-panel);
  border: 1px solid var(--hair);
  border-top: 2px solid var(--pulse);
  border-radius: 3px;
}

.page-contact .ct-rail__title {
  margin: 10px 0 22px;
  font-size: clamp(20px, 2.2vw, 25px);
  line-height: 1.3;
  letter-spacing: -.02em;
}

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

.page-contact .ct-way {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  padding-top: 18px;
  border-top: 1px solid var(--grid-soft);
}

.page-contact .ct-way:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .ct-way__idx {
  padding-top: 3px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--pulse);
}

.page-contact .ct-way__key {
  margin: 0;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-contact .ct-way__val {
  margin: 7px 0 0;
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink);
  word-break: break-word;
  user-select: all;
}

.page-contact .ct-way__desc {
  margin: 9px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .ct-live {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 24px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--grid-soft);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-contact .ct-live__dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--pulse);
  box-shadow: 0 0 0 4px rgba(47, 232, 214, .16);
  animation: ctPulse 2.6s var(--ease) infinite;
}

.page-contact .ct-live__next {
  color: var(--ink);
}

@keyframes ctPulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 4px rgba(47, 232, 214, .16); }
  50% { opacity: .5; box-shadow: 0 0 0 9px rgba(47, 232, 214, 0); }
}

/* 右侧主区 */
.page-contact .ct-block__title,
.page-contact .ct-cases__title,
.page-contact .ct-sla__title,
.page-contact .ct-place__title {
  margin: 10px 0 0;
  font-size: clamp(24px, 3vw, 38px);
  line-height: 1.2;
  letter-spacing: -.028em;
}

.page-contact .ct-titles {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-contact .ct-titles li {
  padding: 14px 16px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink);
  background: rgba(242, 179, 61, .07);
  border-left: 2px solid var(--gold);
  border-radius: 0 3px 3px 0;
  word-break: break-word;
}

.page-contact .ct-hint {
  margin: 20px 0 0;
  padding-left: 14px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
  border-left: 1px solid var(--grid);
}

/* ---------- 四类咨询 ---------- */
.page-contact .ct-cases {
  padding: clamp(30px, 5vw, 68px) 0;
  border-top: 1px solid var(--hair);
}

.page-contact .ct-cases__lead {
  margin: 16px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .ct-folds {
  margin-top: clamp(22px, 3vw, 34px);
  border-top: 1px solid var(--hair);
}

.page-contact .ct-folds .fold {
  border-bottom: 1px solid var(--hair);
}

.page-contact .ct-folds .fold__head {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 18px 4px;
  background: none;
  border: 0;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.page-contact .ct-fold__no {
  flex: none;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-contact .ct-fold__name {
  flex: 1 1 auto;
  font-size: clamp(16px, 1.5vw, 19px);
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-contact .ct-folds .fold__head[aria-expanded="true"] .ct-fold__name {
  color: var(--pulse);
}

.page-contact .ct-need {
  margin: 0;
  padding: 4px 4px 16px 34px;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-contact .ct-need li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .ct-need li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  border: 1px solid var(--pulse);
  transform: rotate(45deg);
}

.page-contact .ct-need__tail {
  margin: 0;
  padding: 0 4px 22px 34px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
  border-left: 0;
}

/* ---------- 回复节奏 ---------- */
.page-contact .ct-sla {
  padding: clamp(30px, 5vw, 68px) 0;
  border-top: 1px solid var(--hair);
}

.page-contact .ct-sla__grid {
  margin-top: clamp(24px, 3.5vw, 38px);
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 3.5vw, 48px);
}

.page-contact .ct-clock {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-clock::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--pulse), rgba(47, 232, 214, .08));
}

.page-contact .ct-clock li {
  position: relative;
  padding: 0 0 24px 30px;
}

.page-contact .ct-clock li:last-child {
  padding-bottom: 0;
}

.page-contact .ct-clock li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 5px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--abyss);
  border: 2px solid var(--pulse);
}

.page-contact .ct-clock__t {
  display: block;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--pulse);
}

.page-contact .ct-clock__d {
  display: block;
  margin-top: 7px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-contact .ct-order {
  padding: clamp(20px, 3vw, 28px);
  background: var(--abyss-3);
  border: 1px solid var(--hair);
  border-radius: 3px;
}

.page-contact .ct-order__list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
}

.page-contact .ct-order__list li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  padding-top: 16px;
  border-top: 1px solid var(--grid-soft);
}

.page-contact .ct-order__list li:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .ct-order__list > li > span {
  padding-top: 4px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-contact .ct-order__list strong {
  font-size: 15px;
  font-weight: 700;
}

.page-contact .ct-order__list p {
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .ct-order__note {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--grid-soft);
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 通信地址 ---------- */
.page-contact .ct-place {
  padding: clamp(30px, 5vw, 68px) 0;
  border-top: 1px solid var(--hair);
}

.page-contact .ct-place__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 3.5vw, 52px);
}

.page-contact .ct-place__addr {
  margin: 22px 0 0;
  font-size: clamp(18px, 2.1vw, 24px);
  line-height: 1.5;
  letter-spacing: -.01em;
  color: var(--gold);
}

.page-contact .ct-place__note {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

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

.page-contact .ct-place__shot img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  border: 1px solid var(--hair);
  border-radius: 3px;
}

.page-contact .ct-place__shot figcaption {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
}

/* ---------- 底部索引条 ---------- */
.page-contact .ct-index {
  display: grid;
  gap: 18px;
  margin-top: clamp(28px, 4vw, 56px);
  padding: clamp(22px, 3vw, 30px) 0 clamp(8px, 1.4vw, 18px);
  border-top: 2px solid var(--pulse);
}

.page-contact .ct-index__lead {
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--pulse);
}

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

.page-contact .ct-index__list a {
  display: block;
  padding: 12px 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--grid-soft);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .ct-index__list a:hover,
.page-contact .ct-index__list a:focus-visible {
  color: var(--pulse);
  border-color: var(--pulse);
}

/* ---------- 响应式 ---------- */
@media (min-width: 780px) {
  .page-contact .ct-index {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: baseline;
    gap: clamp(20px, 3vw, 44px);
  }

  .page-contact .ct-index__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px 26px;
  }
}

@media (min-width: 940px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(32px, 5vw, 76px);
  }

  .page-contact .ct-sla__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-contact .ct-place__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
  }
}

@media (min-width: 980px) {
  .page-contact .ct-split {
    grid-template-columns: minmax(0, 4.2fr) minmax(0, 7.8fr);
    gap: clamp(32px, 4.5vw, 68px);
    align-items: start;
  }

  .page-contact .ct-rail {
    position: sticky;
    top: calc(var(--header-h) + 18px);
  }
}

@media (min-width: 1100px) {
  .page-contact .ct-index__list {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-live__dot {
    animation: none;
  }

  .page-contact .ct-index__list a {
    transition: none;
  }
}