.page-contact {
  --ct-gap: 24px;
}

.page-contact .ct-hero {
  padding: 30px 0 0;
}

.page-contact .ct-hero__grid {
  display: grid;
  gap: 30px;
}

.page-contact .ct-hero__title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(34px, 9vw, 58px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ink-900);
  margin: 14px 0 0;
}

.page-contact .ct-hero__lead {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink-70);
  max-width: 34em;
  margin: 18px 0 0;
}

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

/* ---------- 四宫格分流 ---------- */

.page-contact .ct-tiles {
  display: grid;
  gap: 2px;
  background: var(--stone-300);
  border-radius: var(--r-m);
  overflow: hidden;
}

.page-contact .ct-tile {
  position: relative;
  background: var(--paper-050);
  padding: 30px 22px 26px;
  transition: background var(--t-fast) var(--ease);
}

.page-contact .ct-tile:nth-child(odd) {
  background: var(--lake-050);
}

.page-contact .ct-tile::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--lake-700);
  transition: height var(--t-fast) var(--ease);
}

.page-contact .ct-tile--coop::before {
  background: var(--sun-500);
}

.page-contact .ct-tile--move::before {
  background: var(--brick-600);
}

.page-contact .ct-tile--fix::before {
  background: var(--moss-600);
}

.page-contact .ct-tile:hover::before,
.page-contact .ct-tile:focus-within::before {
  height: 8px;
}

.page-contact .ct-tile__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--clay-400);
  margin-top: 6px;
}

.page-contact .ct-tile__title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 21px;
  line-height: 1.35;
  color: var(--lake-700);
  margin: 8px 0 0;
  transition: color var(--t-fast) var(--ease);
}

.page-contact .ct-tile:hover .ct-tile__title,
.page-contact .ct-tile:focus-within .ct-tile__title {
  color: var(--lake-500);
}

.page-contact .ct-tile__desc {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-70);
  margin: 8px 0 0;
}

.page-contact .ct-tile__route {
  display: inline-block;
  margin-top: 14px;
  padding: 5px 12px;
  border-radius: var(--r-pill);
  background: var(--sun-100);
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-900);
}

.page-contact .ct-tile__more {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 180ms var(--ease);
}

.page-contact .ct-tile__more > div {
  overflow: hidden;
  opacity: 0;
  transition: opacity 120ms var(--ease);
}

.page-contact .ct-tile:hover .ct-tile__more,
.page-contact .ct-tile:focus-within .ct-tile__more {
  grid-template-rows: 1fr;
}

.page-contact .ct-tile:hover .ct-tile__more > div,
.page-contact .ct-tile:focus-within .ct-tile__more > div {
  opacity: 1;
}

.page-contact .ct-tile__list {
  list-style: none;
  margin: 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--hair);
  margin-top: 16px;
}

.page-contact .ct-tile__list li {
  position: relative;
  padding-left: 16px;
  font-family: var(--font-ui);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ink-70);
}

.page-contact .ct-tile__list li + li {
  margin-top: 6px;
}

.page-contact .ct-tile__list li::before {
  content: "·";
  position: absolute;
  left: 3px;
  top: 0;
  font-weight: 700;
  color: var(--clay-400);
}

.page-contact .ct-tile__list a {
  color: var(--lake-700);
  text-decoration: underline;
  text-decoration-color: var(--sun-500);
  text-underline-offset: 3px;
  text-decoration-thickness: 1.5px;
}

.page-contact .ct-tile__list a:hover {
  color: var(--lake-500);
}

/* ---------- 三条通道 ---------- */

.page-contact .ct-channels {
  display: grid;
  border-top: 1px solid var(--hair);
}

.page-contact .ct-channel {
  display: grid;
  gap: 10px;
  padding: 26px 0;
  border-bottom: 1px solid var(--hair);
}

.page-contact .ct-channel__label {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-contact .ct-channel__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--clay-400);
}

.page-contact .ct-channel__name {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 18px;
  color: var(--lake-700);
}

.page-contact .ct-channel__value {
  font-family: var(--font-mono);
  font-size: clamp(16px, 4.6vw, 19px);
  line-height: 1.5;
  color: var(--ink-900);
  margin: 0;
  overflow-wrap: anywhere;
}

.page-contact .ct-channel--addr .ct-channel__value {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.75;
}

.page-contact .ct-channel__link {
  color: var(--ink-900);
  text-decoration: underline;
  text-decoration-color: var(--sun-500);
  text-underline-offset: 5px;
  text-decoration-thickness: 2px;
  transition: color var(--t-fast) var(--ease);
}

.page-contact .ct-channel__link:hover {
  color: var(--lake-500);
}

.page-contact .ct-channel__note {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-70);
  margin: 8px 0 0;
}

/* ---------- 写信要点 ---------- */

.page-contact .ct-brief {
  display: grid;
  gap: 24px;
}

.page-contact .ct-brief__item {
  border-left: 3px solid var(--clay-400);
  padding: 2px 0 2px 18px;
}

.page-contact .ct-brief__title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 16px;
  color: var(--ink-900);
  margin: 0;
}

.page-contact .ct-brief__list {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
}

.page-contact .ct-brief__list li {
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-70);
}

.page-contact .ct-brief__list li + li {
  margin-top: 2px;
}

/* ---------- 轮值时间 ---------- */

.page-contact .ct-hours {
  background: var(--lake-050);
  border-radius: var(--r-l);
  padding: 26px 22px;
}

.page-contact .ct-hours__grid {
  display: grid;
  gap: 28px;
}

.page-contact .ct-hours .ly-figure {
  margin: 0;
}

.page-contact .ct-hours__body p {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-70);
  margin: 0;
  max-width: 34em;
}

.page-contact .ct-hours__body p + p {
  margin-top: 16px;
}

/* ---------- 自助入口 ---------- */

.page-contact .ct-quick {
  display: grid;
  border-top: 1px solid var(--hair);
}

.page-contact .ct-quick__row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 14px;
  align-items: baseline;
  padding: 18px 12px 18px 0;
  border-bottom: 1px solid var(--hair);
  text-decoration: none;
  transition: background var(--t-fast) var(--ease);
}

.page-contact .ct-quick__row:hover {
  background: var(--lake-050);
}

.page-contact .ct-quick__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--clay-400);
}

.page-contact .ct-quick__text {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink-900);
}

.page-contact .ct-quick__go {
  grid-column: 2;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--lake-700);
  white-space: nowrap;
}

.page-contact .ct-quick__row:hover .ct-quick__go {
  color: var(--sun-500);
}

.page-contact .ct-quick__tail {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-70);
  max-width: 34em;
  margin: 24px 0 0;
}

/* ---------- 焦点可见 ---------- */

.page-contact .ct-tile:focus-visible,
.page-contact .ct-quick__row:focus-visible,
.page-contact .ct-channel__link:focus-visible,
.page-contact .ct-tile__list a:focus-visible {
  outline: 2px solid var(--sun-500);
  outline-offset: 2px;
  box-shadow: 0 0 0 2px var(--paper-050);
}

/* ---------- 窄屏与触屏 ---------- */

@media (max-width: 899px) {
  .page-contact .ct-tile__more {
    grid-template-rows: 1fr;
  }

  .page-contact .ct-tile__more > div {
    opacity: 1;
  }
}

@media (hover: none) {
  .page-contact .ct-tile__more {
    grid-template-rows: 1fr;
  }

  .page-contact .ct-tile__more > div {
    opacity: 1;
  }
}

/* ---------- 桌面栅格 ---------- */

@media (min-width: 900px) {
  .page-contact .ct-hero {
    padding-top: 44px;
  }

  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.85fr);
    align-items: end;
    gap: 56px;
  }

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

  .page-contact .ct-tile {
    padding: 34px 30px 30px;
  }

  .page-contact .ct-channel {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 6px 36px;
    align-items: start;
    padding: 30px 0;
  }

  .page-contact .ct-channel__label {
    flex-direction: column;
    gap: 6px;
  }

  .page-contact .ct-brief {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px 44px;
  }

  .page-contact .ct-hours {
    padding: 40px;
  }

  .page-contact .ct-hours__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    gap: 48px;
  }

  .page-contact .ct-quick__row {
    grid-template-columns: 56px minmax(0, 1fr) auto;
    align-items: center;
    padding: 20px 16px 20px 0;
  }

  .page-contact .ct-quick__go {
    grid-column: 3;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-tile__more,
  .page-contact .ct-tile__more > div,
  .page-contact .ct-tile::before,
  .page-contact .ct-tile__title,
  .page-contact .ct-quick__row {
    transition: none;
  }
}