.page-contact {
  --ct-dim: #B9C6D8;
  --ct-line: rgba(63, 224, 208, 0.22);
  --ct-soft: rgba(124, 143, 168, 0.34);
  --ct-cut: 18px;
  padding-bottom: clamp(64px, 10vw, 132px);
}

.page-contact .breadcrumb {
  padding-top: clamp(18px, 3vw, 34px);
}

.page-contact .breadcrumb a {
  color: var(--ct-dim);
  text-decoration: none;
  transition: color var(--speed) var(--ease-out);
}

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

.page-contact .ct-intro {
  padding-top: clamp(22px, 4vw, 46px);
  margin-bottom: clamp(34px, 5.4vw, 68px);
}

.page-contact .ct-intro__title {
  max-width: 17em;
  margin: 14px 0 0;
}

.page-contact .ct-intro__lede {
  margin: 20px 0 0;
  color: var(--ct-dim);
  max-width: 36em;
}

/* ---------- 首屏：地图 + 通道卡片 ---------- */

.page-contact .ct-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
  margin-bottom: clamp(56px, 8vw, 112px);
}

.page-contact .ct-map {
  position: relative;
  margin: 0;
  background: var(--navy);
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

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

.page-contact .ct-map::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    102deg,
    rgba(63, 224, 208, 0.09) 0 1px,
    transparent 1px 78px
  );
  pointer-events: none;
}

.page-contact .ct-map__cap {
  position: absolute;
  left: 18px;
  bottom: 16px;
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-contact .ct-channels {
  display: grid;
  gap: 14px;
}

.page-contact .ct-channel {
  position: relative;
  display: grid;
  gap: 7px;
  padding: 22px 24px 24px;
  background: var(--cream);
  color: var(--brown);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--ct-cut)), calc(100% - var(--ct-cut)) 100%, 0 100%);
  transition: transform var(--speed) var(--ease-out);
}

.page-contact .ct-channel::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: var(--ct-cut);
  width: 4px;
  background: var(--cyan);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform var(--speed) var(--ease-out);
}

.page-contact .ct-channel:hover,
.page-contact .ct-channel:focus-within {
  transform: translateX(5px);
}

.page-contact .ct-channel:hover::before,
.page-contact .ct-channel:focus-within::before {
  transform: scaleY(1);
}

.page-contact .ct-channel__tag {
  width: max-content;
  padding: 3px 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: #8A3A0E;
  background: rgba(255, 107, 44, 0.16);
}

.page-contact .ct-channel__value {
  margin: 2px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(16px, 2.1vw, 20px);
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: 0.01em;
  color: var(--brown);
  word-break: break-word;
}

.page-contact .ct-channel__use {
  margin: 4px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: #453A32;
}

.page-contact .ct-channel__scene {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: #6E5F54;
}

/* ---------- 通用标题 ---------- */

.page-contact .ct-h2 {
  margin: 12px 0 0;
  max-width: 22em;
  font-size: clamp(24px, 3.4vw, 36px);
  font-weight: 300;
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--cream);
}

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

.page-contact .ct-hours,
.page-contact .ct-scenes,
.page-contact .ct-prep,
.page-contact .ct-post {
  margin-bottom: clamp(56px, 8vw, 112px);
}

.page-contact .ct-post {
  margin-bottom: 0;
}

/* ---------- 响应时段 ---------- */

.page-contact .ct-hours__body {
  display: grid;
  gap: var(--gap);
  margin-top: 32px;
}

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

.page-contact .ct-hours__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .ct-hours__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ct-line);
}

.page-contact .ct-hours__list li {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 16px;
  padding: 16px 2px;
  border-bottom: 1px solid var(--ct-line);
}

.page-contact .ct-hours__k {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  padding-top: 2px;
}

.page-contact .ct-hours__v {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ct-dim);
}

/* ---------- 场景导流 ---------- */

.page-contact .ct-scenes__index {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.page-contact .ct-scenes__index a {
  padding: 6px 13px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  border: 1px solid var(--ct-line);
  text-decoration: none;
  transition: background var(--speed) var(--ease-out), color var(--speed) var(--ease-out);
}

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

.page-contact .ct-scenes__grid {
  display: grid;
  gap: var(--gap);
  margin-top: 34px;
}

.page-contact .ct-scene {
  position: relative;
  padding: 26px 26px 30px;
  background: var(--navy);
  border-top: 2px solid var(--ct-accent, var(--cyan));
  scroll-margin-top: calc(var(--topbar) + 28px);
  transition: transform var(--speed) var(--ease-out);
}

.page-contact .ct-scene::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 20px;
  height: 20px;
  background: var(--ct-accent, var(--cyan));
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
  opacity: 0.9;
}

.page-contact .ct-scene:hover {
  transform: translateY(-4px);
}

.page-contact .ct-scene--a { --ct-accent: var(--cyan); }
.page-contact .ct-scene--b { --ct-accent: var(--orange); }
.page-contact .ct-scene--c { --ct-accent: var(--gold); }
.page-contact .ct-scene--d { --ct-accent: var(--green); }

.page-contact .ct-scene__idx {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--ct-accent, var(--cyan));
}

.page-contact .ct-scene__title {
  margin: 12px 0 0;
  font-size: 19px;
  font-weight: 500;
  line-height: 1.55;
  color: var(--cream);
}

.page-contact .ct-scene__body {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ct-dim);
}

.page-contact .ct-scene__line {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--ct-soft);
  font-size: 13px;
  line-height: 1.7;
  color: var(--ct-dim);
}

.page-contact .ct-scene__line + .ct-scene__line {
  margin-top: 6px;
  padding-top: 0;
  border-top: 0;
}

.page-contact .ct-scene__k {
  flex: 0 0 auto;
  min-width: 56px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ct-accent, var(--cyan));
  padding-top: 1px;
}

.page-contact .ct-scene__line a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 合作对接准备清单 ---------- */

.page-contact .ct-prep__inner {
  display: grid;
  gap: var(--gap);
  padding: clamp(26px, 4vw, 54px);
  color: var(--brown);
  background-color: var(--cream);
  background-image:
    linear-gradient(rgba(28, 21, 18, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(28, 21, 18, 0.055) 1px, transparent 1px);
  background-size: 28px 28px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
}

.page-contact .ct-prep__eyebrow {
  color: #8A3A0E;
}

.page-contact .ct-prep__title {
  color: var(--brown);
  max-width: 15em;
}

.page-contact .ct-prep__copy {
  margin: 18px 0 0;
  max-width: 30em;
  font-size: 15px;
  line-height: 1.85;
  color: #453A32;
}

.page-contact .ct-prep__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(28, 21, 18, 0.16);
}

.page-contact .ct-prep__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 15px 2px;
  border-bottom: 1px solid rgba(28, 21, 18, 0.14);
}

.page-contact .ct-check {
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  accent-color: var(--orange);
  cursor: pointer;
}

.page-contact .ct-prep__label-wrap {
  display: block;
  cursor: pointer;
}

.page-contact .ct-prep__label {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--brown);
}

.page-contact .ct-prep__hint {
  display: block;
  margin-top: 3px;
  font-size: 13px;
  line-height: 1.75;
  color: #5C4E44;
}

/* ---------- 来信与来访 ---------- */

.page-contact .ct-post__grid {
  display: grid;
  gap: var(--gap);
  margin-top: 34px;
}

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

.page-contact .ct-post__k {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-contact .ct-post__v {
  margin: 12px 0 0;
  font-size: clamp(15px, 1.8vw, 17px);
  line-height: 1.7;
  color: var(--cream);
  word-break: break-word;
}

.page-contact .ct-post__n {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ct-dim);
}

.page-contact .ct-post__links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: clamp(28px, 4vw, 44px);
}

/* ---------- 桌面栅格 ---------- */

@media (min-width: 760px) {
  .page-contact .ct-scenes__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero {
    grid-template-columns: minmax(0, 0.84fr) minmax(0, 1.16fr);
    align-items: start;
  }

  .page-contact .ct-map {
    position: sticky;
    top: calc(var(--topbar) + 28px);
  }

  .page-contact .ct-hours__body {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: start;
  }

  .page-contact .ct-prep__inner {
    grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  }

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

@media (min-width: 1180px) {
  .page-contact .ct-channels {
    gap: 16px;
  }

  .page-contact .ct-channel {
    padding: 24px 30px 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-channel::before,
  .page-contact .ct-scene,
  .page-contact .ct-scenes__index a {
    transition: none;
  }

  .page-contact .ct-channel:hover,
  .page-contact .ct-channel:focus-within,
  .page-contact .ct-scene:hover {
    transform: none;
  }
}