.page-contact {
  background: var(--paper-100);
  color: var(--ink-900);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--blue-900);
  color: var(--paper-100);
  padding: calc(var(--header-h) + 32px) 0 108px;
}

.page-contact .ct-hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-contact .ct-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.44;
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(120% 90% at 82% 4%, rgba(56, 242, 200, 0.18), transparent 62%),
    linear-gradient(180deg, rgba(7, 26, 47, 0.66) 0%, rgba(7, 26, 47, 0.92) 58%, var(--blue-900) 100%);
}

.page-contact .ct-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 46px;
  background: var(--paper-100);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
  z-index: 1;
  pointer-events: none;
}

.page-contact .ct-hero__inner {
  position: relative;
  z-index: 2;
}

.page-contact .ct-hero__title {
  margin: 14px 0 16px;
  font-size: clamp(30px, 7.4vw, 54px);
  line-height: 1.08;
  color: var(--paper-100);
}

.page-contact .ct-hero__lead {
  margin: 0;
  max-width: 640px;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(246, 241, 231, 0.84);
}

/* 两张联系卡片 */
.page-contact .ct-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
  margin-top: 34px;
}

.page-contact .ct-channel {
  position: relative;
  padding: 24px 22px 28px;
  background: rgba(23, 82, 127, 0.4);
  border: 1px solid rgba(169, 188, 201, 0.3);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  clip-path: polygon(24px 0, 100% 0, 100% 100%, 0 100%, 0 24px);
  filter: drop-shadow(0 18px 32px rgba(0, 0, 0, 0.34));
  transition: transform 0.25s var(--ease), filter 0.25s var(--ease);
}

.page-contact .ct-channel::after {
  content: "";
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--mint-400), rgba(56, 242, 200, 0));
}

.page-contact .ct-channel--hotline::after {
  background: linear-gradient(90deg, var(--coral-500), rgba(255, 106, 61, 0));
}

.page-contact .ct-channel:hover {
  transform: translateY(-4px);
  filter: drop-shadow(0 26px 42px rgba(0, 0, 0, 0.42));
}

.page-contact .ct-channel__label {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--mist-300);
}

.page-contact .ct-channel__value {
  margin: 12px 0 14px;
  font-family: var(--font-data);
  font-size: clamp(15px, 4.2vw, 23px);
  font-weight: 700;
  line-height: 1.35;
  color: var(--mint-400);
  word-break: break-word;
}

.page-contact .ct-channel--hotline .ct-channel__value {
  color: var(--coral-200);
}

.page-contact .ct-channel__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(246, 241, 231, 0.9);
}

.page-contact .ct-channel__meta {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist-300);
}

/* ---------- 通用排版 ---------- */
.page-contact .ct-h2 {
  margin: 12px 0 14px;
  font-size: clamp(23px, 5.4vw, 36px);
  line-height: 1.18;
  color: var(--ink-900);
}

.page-contact .ct-h2--on-dark {
  color: var(--paper-100);
}

.page-contact .ct-lead {
  margin: 0;
  max-width: 660px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-600);
}

.page-contact .ct-link {
  color: var(--blue-500);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid rgba(255, 106, 61, 0.45);
  padding-bottom: 1px;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-contact .ct-link:hover {
  color: var(--coral-500);
  border-bottom-color: var(--coral-500);
}

.page-contact .ct-link--on-dark {
  color: var(--mint-400);
  border-bottom-color: rgba(56, 242, 200, 0.42);
}

.page-contact .ct-link--on-dark:hover {
  color: var(--coral-200);
  border-bottom-color: var(--coral-200);
}

.page-contact .ct-link--quiet {
  color: var(--ink-600);
  font-weight: 500;
  border-bottom-color: rgba(70, 86, 95, 0.35);
}

.page-contact .ct-link:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- 反馈准备 ---------- */
.page-contact .ct-prep {
  padding: 54px 0 62px;
}

.page-contact .ct-prep__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  margin-top: 24px;
}

.page-contact .ct-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--paper-300);
}

.page-contact .ct-check {
  border-bottom: 1px solid var(--paper-300);
}

.page-contact .ct-check__label {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 15px 4px;
  cursor: pointer;
}

.page-contact .ct-check__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .ct-check__box {
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  margin-top: 3px;
  border: 1.5px solid var(--ink-600);
  border-radius: 4px;
  position: relative;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-contact .ct-check__input:checked + .ct-check__box {
  background: var(--coral-500);
  border-color: var(--coral-500);
}

.page-contact .ct-check__input:checked + .ct-check__box::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 1px;
  width: 5px;
  height: 10px;
  border-right: 2px solid var(--blue-900);
  border-bottom: 2px solid var(--blue-900);
  transform: rotate(45deg);
}

.page-contact .ct-check__input:focus-visible + .ct-check__box {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.page-contact .ct-check__body {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.page-contact .ct-check__title {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
}

.page-contact .ct-check__desc {
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink-600);
}

.page-contact .ct-template {
  align-self: start;
  padding: 24px 22px 22px;
  background: var(--blue-900);
  color: var(--paper-100);
  clip-path: polygon(24px 0, 100% 0, 100% 100%, 0 100%, 0 24px);
  filter: drop-shadow(var(--shadow-2));
}

.page-contact .ct-template__title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--paper-100);
}

.page-contact .ct-template__body {
  margin: 14px 0 0;
  font-family: var(--font-data);
  font-size: 13.5px;
  line-height: 2;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--mint-400);
}

.page-contact .ct-template__foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(169, 188, 201, 0.25);
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist-300);
}

.page-contact .ct-prep__aside {
  margin: 30px 0 0;
  padding: 16px 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-600);
  background: rgba(230, 220, 203, 0.5);
  border-left: 3px solid var(--coral-500);
}

/* ---------- 服务时段 ---------- */
.page-contact .ct-hours {
  padding: 56px 0 64px;
  background: linear-gradient(180deg, var(--paper-100) 0%, var(--paper-300) 100%);
}

.page-contact .ct-hours__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-contact .ct-timeline {
  margin-top: 26px;
}

.page-contact .ct-timeline__track {
  position: relative;
  height: 14px;
  border-radius: 999px;
  background: rgba(16, 24, 32, 0.12);
  overflow: hidden;
}

.page-contact .ct-timeline__active {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 37.5%;
  width: 37.5%;
  background: linear-gradient(90deg, var(--coral-500), var(--mint-400));
  transition: filter 0.2s var(--ease);
}

.page-contact .ct-timeline__track:hover .ct-timeline__active {
  filter: brightness(1.12) saturate(1.1);
}

.page-contact .ct-timeline__scale {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--ink-600);
}

.page-contact .ct-timeline__note {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-600);
}

.page-contact .ct-figure {
  margin: 0;
  position: relative;
}

.page-contact .ct-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(28px 0, 100% 0, 100% 100%, 0 100%, 0 28px);
}

.page-contact .ct-figure__caption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-600);
}

/* ---------- 内容协作 ---------- */
.page-contact .ct-collab {
  position: relative;
  padding: 58px 0 60px;
  background: var(--blue-700);
  color: var(--paper-100);
  clip-path: polygon(0 0, 100% 34px, 100% 100%, 0 100%);
}

.page-contact .ct-collab::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -80px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 106, 61, 0.26), transparent 68%);
  pointer-events: none;
}

.page-contact .ct-collab__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 22px;
}

.page-contact .ct-collab__text p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(246, 241, 231, 0.86);
}

.page-contact .ct-collab__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 22px !important;
  margin-bottom: 0 !important;
}

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

.page-contact .ct-collab__item {
  display: flex;
  gap: 14px;
  padding: 16px 18px;
  background: rgba(7, 26, 47, 0.5);
  border-left: 3px solid var(--mint-400);
}

.page-contact .ct-collab__num {
  font-family: var(--font-data);
  font-size: 14px;
  font-weight: 700;
  color: var(--coral-500);
  padding-top: 2px;
}

.page-contact .ct-collab__body {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-contact .ct-collab__body strong {
  font-size: 16px;
  line-height: 1.5;
  color: var(--paper-100);
}

.page-contact .ct-collab__body span {
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist-300);
}

.page-contact .ct-collab__foot {
  margin: 28px 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(169, 188, 201, 0.24);
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist-300);
}

/* ---------- 备案信息条 ---------- */
.page-contact .ct-legal {
  padding: 20px 0 28px;
  background: var(--paper-300);
}

.page-contact .ct-legal__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 26px;
}

.page-contact .ct-legal__item {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--ink-600);
}

.page-contact .ct-legal__label {
  margin-right: 8px;
  font-weight: 600;
  color: var(--ink-900);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .ct-hero {
    padding: calc(var(--header-h) + 44px) 0 118px;
  }

  .page-contact .ct-channels {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .ct-channel {
    padding: 28px 26px 32px;
  }
}

@media (min-width: 960px) {
  .page-contact .ct-prep {
    padding: 70px 0 78px;
  }

  .page-contact .ct-prep__grid {
    grid-template-columns: 7fr 5fr;
    gap: 46px;
    align-items: start;
  }

  .page-contact .ct-hours {
    padding: 74px 0 84px;
  }

  .page-contact .ct-hours__grid {
    grid-template-columns: 5fr 7fr;
    gap: 48px;
    align-items: center;
  }

  .page-contact .ct-collab {
    padding: 76px 0 80px;
    clip-path: polygon(0 0, 100% 48px, 100% 100%, 0 100%);
  }

  .page-contact .ct-collab__grid {
    grid-template-columns: 6fr 6fr;
    gap: 52px;
    align-items: start;
  }

  .page-contact .ct-prep__aside {
    max-width: 720px;
  }
}