.page-contact {
  --ct-gap: 16px;
  --ct-radius: var(--yb-radius-lg);
}

.page-contact .ct-hero {
  padding: 22px 0 0;
}

.page-contact .ct-hero__eyebrow {
  margin: 0;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--yb-orange-600);
}

.page-contact .ct-hero__title {
  margin: 10px 0 0;
  font-size: clamp(30px, 8.4vw, 54px);
  line-height: 1.14;
  font-weight: 900;
  letter-spacing: -.02em;
  color: var(--yb-indigo-900);
}

.page-contact .ct-hero__lead {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--yb-ink-500);
}

/* ---------- 三条通道 ---------- */

.page-contact .ct-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
  margin-top: 28px;
}

.page-contact .ct-channel {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px 18px;
  border: 1px solid var(--yb-line);
  border-radius: var(--ct-radius);
  background: var(--yb-paper);
  box-shadow: var(--yb-shadow-1);
  transition: transform .18s var(--yb-ease), box-shadow .18s var(--yb-ease), border-color .18s var(--yb-ease);
}

.page-contact .ct-channel:hover {
  transform: translateY(-2px);
  box-shadow: var(--yb-shadow-2);
  border-color: var(--yb-line-strong);
}

.page-contact .ct-channel__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--yb-ink-500);
}

.page-contact .ct-channel__title {
  margin: 0;
  font-size: 20px;
  line-height: 1.4;
  font-weight: 800;
  color: var(--yb-indigo-900);
}

.page-contact .ct-channel__value {
  margin: 2px 0 0;
  font-family: var(--yb-mono);
  font-size: clamp(18px, 4.8vw, 23px);
  line-height: 1.4;
  letter-spacing: .01em;
  color: var(--yb-indigo-700);
  overflow-wrap: anywhere;
}

.page-contact .ct-channel__value--addr {
  font-size: clamp(15px, 3.9vw, 17px);
  line-height: 1.7;
  letter-spacing: 0;
}

.page-contact .ct-channel__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--yb-ink-500);
}

.page-contact .ct-channel__fact {
  margin: auto 0 0;
  padding: 10px 12px;
  border: 1px solid var(--yb-line);
  border-radius: var(--yb-radius);
  background: var(--yb-glass);
  backdrop-filter: blur(6px);
  font-size: 13px;
  line-height: 1.65;
  color: var(--yb-indigo-700);
}

.page-contact .ct-channel--phone {
  background: var(--yb-indigo-900);
  border-color: transparent;
}

.page-contact .ct-channel--phone .ct-channel__label {
  color: rgba(255, 255, 255, .6);
}

.page-contact .ct-channel--phone .ct-channel__title {
  color: #FFFFFF;
}

.page-contact .ct-channel--phone .ct-channel__value {
  color: var(--yb-orange-500);
}

.page-contact .ct-channel--phone .ct-channel__body {
  color: rgba(255, 255, 255, .78);
}

.page-contact .ct-channel--phone .ct-channel__fact {
  background: rgba(255, 255, 255, .12);
  border-color: rgba(255, 255, 255, .22);
  color: #FFFFFF;
}

.page-contact .ct-channel--mail {
  background: #FFFFFF;
  border-left: 3px solid var(--yb-indigo-500);
}

.page-contact .ct-channel--visit {
  background: var(--yb-indigo-100);
  border-color: var(--yb-line-strong);
}

.page-contact .ct-channel__media {
  margin-top: 2px;
  border-radius: var(--yb-radius);
  overflow: hidden;
  background: linear-gradient(135deg, var(--yb-indigo-500), var(--yb-green-500));
}

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

/* ---------- 值守时段 ---------- */

.page-contact .ct-hours {
  margin-top: 36px;
  padding: 24px 18px;
  border: 1px solid var(--yb-line);
  border-radius: var(--ct-radius);
  background: #FFFFFF;
}

.page-contact .ct-hours__eyebrow {
  margin: 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--yb-green-500);
}

.page-contact .ct-hours__title {
  margin: 8px 0 0;
  font-size: clamp(22px, 5.4vw, 30px);
  line-height: 1.3;
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--yb-indigo-900);
}

.page-contact .ct-hours__note {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--yb-ink-500);
}

.page-contact .ct-strip {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 22px;
}

.page-contact .ct-strip__edge {
  font-family: var(--yb-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--yb-indigo-700);
}

.page-contact .ct-strip__track {
  flex: 1 1 auto;
  height: 12px;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--yb-indigo-500) 0%, var(--yb-indigo-500) 46%, var(--yb-green-500) 100%);
}

.page-contact .ct-hours__list {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 22px 0 0;
  padding: 0;
}

.page-contact .ct-hours__list li {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--yb-line);
  font-size: 15px;
  line-height: 1.72;
  color: var(--yb-ink-500);
}

.page-contact .ct-hours__list .yb-mono {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--yb-indigo-700);
}

/* ---------- 通用章节头 ---------- */

.page-contact .ct-sec {
  margin-top: 42px;
}

.page-contact .ct-sec__index {
  margin: 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--yb-orange-500);
}

.page-contact .ct-sec__title {
  margin: 8px 0 0;
  font-size: clamp(22px, 5.4vw, 30px);
  line-height: 1.3;
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--yb-indigo-900);
}

.page-contact .ct-sec__note {
  margin: 10px 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--yb-ink-500);
}

/* ---------- 准备清单 ---------- */

.page-contact .ct-prep {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: 20px 0 0;
  padding: 0;
}

.page-contact .ct-prep__item {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--yb-line);
  border-radius: var(--yb-radius);
  background: var(--yb-paper);
}

.page-contact .ct-prep__mark {
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border: 2px solid var(--yb-orange-500);
  border-radius: 4px;
  background: var(--yb-orange-100);
  display: grid;
  place-items: center;
}

.page-contact .ct-prep__mark::after {
  content: "";
  width: 10px;
  height: 5px;
  border-left: 2px solid var(--yb-orange-600);
  border-bottom: 2px solid var(--yb-orange-600);
  transform: rotate(-45deg) translate(1px, -1px);
}

.page-contact .ct-prep__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--yb-indigo-900);
}

.page-contact .ct-prep__body {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--yb-ink-500);
}

/* ---------- 常见问题手风琴 ---------- */

.page-contact .ct-faq {
  margin-top: 20px;
  border-top: 1px solid var(--yb-line);
}

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

.page-contact .ct-faq__q {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 2px;
  list-style: none;
  cursor: pointer;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--yb-indigo-900);
  transition: color .18s var(--yb-ease);
}

.page-contact .ct-faq__q::-webkit-details-marker {
  display: none;
}

.page-contact .ct-faq__q::after {
  content: "+";
  margin-left: auto;
  font-family: var(--yb-mono);
  font-size: 18px;
  color: var(--yb-orange-500);
}

.page-contact .ct-faq__item[open] .ct-faq__q::after {
  content: "−";
}

.page-contact .ct-faq__q:hover {
  color: var(--yb-indigo-500);
}

.page-contact .ct-faq__q:focus-visible {
  outline: 2px solid var(--yb-orange-500);
  outline-offset: 2px;
}

.page-contact .ct-faq__code {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--yb-ink-500);
}

.page-contact .ct-faq__a {
  padding: 0 2px 18px 36px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--yb-ink-500);
}

.page-contact .ct-faq__a p {
  margin: 0;
}

/* ---------- 谁在回答 ---------- */

.page-contact .ct-team {
  display: grid;
  gap: 18px;
}

.page-contact .ct-team__text {
  margin: 12px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--yb-ink-500);
}

.page-contact .ct-team__figure {
  margin: 0;
  border-radius: var(--ct-radius);
  overflow: hidden;
  border: 1px solid var(--yb-line);
  background: linear-gradient(135deg, var(--yb-indigo-500), var(--yb-green-500));
}

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

.page-contact .ct-team__cap {
  display: block;
  padding: 10px 12px;
  background: var(--yb-indigo-900);
  font-size: 11px;
  letter-spacing: .05em;
  line-height: 1.6;
  color: rgba(255, 255, 255, .82);
}

/* ---------- 下一步索引 ---------- */

.page-contact .ct-next {
  margin-top: 42px;
  border-top: 2px solid var(--yb-indigo-900);
  padding-top: 20px;
}

.page-contact .ct-next__link {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 4px 12px;
  padding: 16px 6px;
  border-bottom: 1px solid var(--yb-line);
  text-decoration: none;
  transition: background-color .18s var(--yb-ease);
}

.page-contact .ct-next__link:hover {
  background: var(--yb-indigo-100);
}

.page-contact .ct-next__link:focus-visible {
  outline: 2px solid var(--yb-orange-500);
  outline-offset: 2px;
}

.page-contact .ct-next__code {
  grid-row: 1 / span 2;
  align-self: start;
  padding-top: 3px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--yb-orange-500);
}

.page-contact .ct-next__label {
  font-size: 16px;
  font-weight: 700;
  color: var(--yb-indigo-900);
}

.page-contact .ct-next__hint {
  font-size: 13px;
  line-height: 1.7;
  color: var(--yb-ink-500);
}

/* ---------- 底部联系条 ---------- */

.page-contact .ct-band {
  display: grid;
  gap: 14px;
  margin-top: 40px;
  padding: 22px 18px;
  border-radius: var(--ct-radius);
  background: var(--yb-indigo-900);
}

.page-contact .ct-band__label {
  margin: 0;
  font-family: var(--yb-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: rgba(255, 255, 255, .55);
}

.page-contact .ct-band__value {
  margin: 6px 0 0;
  font-family: var(--yb-mono);
  font-size: 14px;
  line-height: 1.6;
  letter-spacing: .02em;
  color: #FFFFFF;
  overflow-wrap: anywhere;
}

/* ---------- 中等屏幕 ---------- */

@media (min-width: 720px) {
  .page-contact .ct-hero {
    padding-top: 28px;
  }

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

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

  .page-contact .ct-prep__item {
    grid-template-columns: 26px 1fr;
  }

  .page-contact .ct-band {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px 20px;
    padding: 24px 26px;
  }
}

/* ---------- 桌面端 ---------- */

@media (min-width: 900px) {
  .page-contact .ct-channels {
    grid-template-columns: repeat(3, 1fr);
    align-items: start;
    gap: 20px;
    margin-top: 34px;
  }

  .page-contact .ct-channel:nth-child(2) {
    margin-top: 28px;
  }

  .page-contact .ct-channel:nth-child(3) {
    margin-top: 56px;
  }

  .page-contact .ct-hours {
    margin-top: 52px;
  }

  .page-contact .ct-sec {
    margin-top: 56px;
  }

  .page-contact .ct-team {
    grid-template-columns: 1.05fr .95fr;
    align-items: center;
    gap: 36px;
  }

  .page-contact .ct-next {
    margin-top: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-faq__q,
  .page-contact .ct-next__link {
    transition: none;
  }

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