.page-contact {
  padding-bottom: 72px;
}

.page-contact .crumb {
  margin: 26px 0 18px;
}

/* ---------- 首屏框景 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding: 30px 20px 34px;
  border-radius: var(--r-md);
  background:
    radial-gradient(120% 90% at 88% 4%, rgba(233, 166, 60, .12), rgba(10, 15, 30, 0) 62%),
    linear-gradient(168deg, rgba(35, 44, 68, .62), rgba(10, 15, 30, 0) 72%);
}

.page-contact .ct-hero__eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-num);
  font-size: 12.5px;
  letter-spacing: .2em;
  color: var(--amber);
}

.page-contact .ct-hero__title {
  margin: 0 0 18px;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 7.4vw, 54px);
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-contact .ct-hero__lead {
  margin: 0;
  max-width: 54ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .ct-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

/* ---------- 章节通用 ---------- */
.page-contact .sec {
  margin-top: 68px;
}

.page-contact .sec-head {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  gap: 4px 14px;
  padding-bottom: 14px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.page-contact .sec-head__idx {
  font-family: var(--font-num);
  font-size: 15px;
  letter-spacing: .1em;
  color: var(--amber);
}

.page-contact .sec-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 4.4vw, 31px);
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-contact .sec-head__meta {
  grid-column: 2;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

.page-contact .sec-lead {
  max-width: 68ch;
  margin: 0 0 26px;
  font-size: 17px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .sec-lead a,
.page-contact .ct-aside a {
  color: var(--amber-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(247, 211, 145, .4);
}

.page-contact .sec-lead a:hover,
.page-contact .ct-aside a:hover {
  border-bottom-color: var(--amber-soft);
}

.page-contact .ct-aside {
  margin: 22px 0 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .ct-narrow {
  max-width: 780px;
}

/* ---------- 三条通道 ---------- */
.page-contact .ct-lanes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 28px;
}

.page-contact .ct-lane {
  display: flex;
  flex-direction: column;
  padding: 22px 20px 20px;
  border-radius: var(--r-md);
  border-top-width: 4px;
  border-top-style: solid;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

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

.page-contact .ct-lane--amber { border-top-color: var(--amber); }
.page-contact .ct-lane--teal { border-top-color: var(--teal); }
.page-contact .ct-lane--paper { border-top-color: var(--paper); }

.page-contact .ct-lane__no {
  margin: 0 0 12px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--muted);
}

.page-contact .ct-lane__title {
  margin: 0 0 12px;
  font-size: 22px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--text);
}

.page-contact .ct-lane__text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .ct-lane__hint {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .ct-lane__go {
  margin-top: auto;
  padding-top: 18px;
  font-size: 14px;
  font-weight: 600;
  color: var(--amber-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  align-self: flex-start;
}

.page-contact .ct-lane__go:hover {
  border-bottom-color: currentColor;
}

.page-contact .ct-lane--teal .ct-lane__go { color: var(--teal-soft); }
.page-contact .ct-lane--paper .ct-lane__go { color: var(--amber-soft); }

.page-contact .ct-shot {
  max-width: 880px;
  margin: 32px 0 0;
}

/* ---------- 合作折叠条目 ---------- */
.page-contact .ct-folds {
  display: grid;
  gap: 10px;
}

.page-contact .ct-folds .disclosure {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--ink-800);
}

.page-contact .ct-folds .disclosure__btn {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 15px 18px;
  background: none;
  border: 0;
  color: var(--text);
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
}

.page-contact .ct-folds .disclosure__btn::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  margin-top: -4px;
  border-right: 2px solid var(--amber);
  border-bottom: 2px solid var(--amber);
  transform: rotate(-45deg);
  transition: transform var(--dur) var(--ease);
}

.page-contact .ct-folds .disclosure__btn[aria-expanded="true"]::before {
  margin-top: 2px;
  transform: rotate(45deg);
}

.page-contact .ct-folds .disclosure__panel {
  padding: 0 18px 18px 38px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .ct-folds .disclosure__panel p {
  margin: 0 0 10px;
}

.page-contact .ct-folds .disclosure__panel p:last-child {
  margin-bottom: 0;
}

/* ---------- 客服邮箱与时效刻度 ---------- */
.page-contact .ct-mailbox {
  padding: 24px 20px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--amber);
  border-radius: var(--r-md);
  background: var(--ink-800);
}

.page-contact .ct-mailbox__label {
  margin: 0 0 10px;
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--muted);
}

.page-contact .ct-mail {
  display: inline-block;
  font-family: var(--font-num);
  font-size: clamp(18px, 4.8vw, 29px);
  line-height: 1.3;
  color: var(--amber-soft);
  text-decoration: none;
  word-break: break-all;
}

.page-contact .ct-mail:hover {
  color: var(--amber);
}

.page-contact .ct-mailbox__note {
  max-width: 60ch;
  margin: 14px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .ct-clock {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-clock::before {
  content: "";
  position: absolute;
  left: 7px;
  right: 7px;
  top: 7px;
  height: 1px;
  background: linear-gradient(90deg, var(--teal), var(--amber));
}

.page-contact .ct-clock__stop {
  position: relative;
  padding-top: 28px;
}

.page-contact .ct-clock__dot {
  position: absolute;
  left: 0;
  top: 0;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  border: 2px solid var(--teal);
  background: var(--ink-900);
}

.page-contact .ct-clock__stop:last-child .ct-clock__dot {
  border-color: var(--amber);
}

.page-contact .ct-clock__label {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.page-contact .ct-clock__note {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 要点清单 ---------- */
.page-contact .ct-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .ct-note {
  padding: 22px 20px 24px;
  border-radius: var(--r-md);
}

.page-contact .ct-note__no {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-num);
  font-size: 28px;
  line-height: 1;
  color: var(--seal);
}

.page-contact .ct-note__title {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--ink-900);
}

.page-contact .ct-note__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--line);
}

/* ---------- 信封落款式公示区 ---------- */
.page-contact .ct-imprint {
  position: relative;
  margin-top: 24px;
  padding: 28px 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background-color: rgba(19, 26, 44, .62);
  background-image:
    linear-gradient(var(--amber) 0 0), linear-gradient(var(--amber) 0 0),
    linear-gradient(var(--amber) 0 0), linear-gradient(var(--amber) 0 0),
    linear-gradient(var(--amber) 0 0), linear-gradient(var(--amber) 0 0),
    linear-gradient(var(--amber) 0 0), linear-gradient(var(--amber) 0 0);
  background-repeat: no-repeat;
  background-size: 16px 1px, 1px 16px, 16px 1px, 1px 16px, 16px 1px, 1px 16px, 16px 1px, 1px 16px;
  background-position:
    left top, left top, right top, right top,
    left bottom, left bottom, right bottom, right bottom;
}

.page-contact .ct-imprint__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--line);
}

.page-contact .ct-imprint__row:last-of-type {
  border-bottom: 0;
}

.page-contact .ct-imprint__key {
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--muted);
}

.page-contact .ct-imprint__val {
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  word-break: break-word;
}

.page-contact .ct-imprint__val a {
  color: var(--amber-soft);
  text-decoration: none;
  word-break: break-all;
}

.page-contact .ct-imprint__val a:hover {
  text-decoration: underline;
}

.page-contact .ct-imprint__tel,
.page-contact .ct-imprint__icp {
  font-family: var(--font-num);
  letter-spacing: .04em;
}

.page-contact .ct-imprint__act {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  padding-top: 18px;
}

.page-contact .ct-copy__state {
  font-size: 13px;
  color: var(--teal-soft);
}

/* ---------- 收束通栏 ---------- */
.page-contact .ct-band {
  margin-top: 68px;
}

.page-contact img {
  display: block;
  max-width: 100%;
  height: auto;
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-contact .ct-imprint__row {
    grid-template-columns: 112px 1fr;
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 700px) {
  .page-contact .sec-head {
    display: flex;
    align-items: baseline;
    gap: 16px;
  }

  .page-contact .sec-head__meta {
    grid-column: auto;
    margin-left: auto;
    text-align: right;
  }

  .page-contact .ct-hero {
    padding: 40px 34px 44px;
  }
}

@media (min-width: 780px) {
  .page-contact .ct-lanes {
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
  }

  .page-contact .ct-lane {
    min-height: 336px;
  }

  .page-contact .ct-list {
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-lane,
  .page-contact .ct-lane__go,
  .page-contact .ct-folds .disclosure__btn::before {
    transition: none;
  }

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