.page-contact {
  --ct-shadow: 4px 4px 0 rgba(23, 195, 201, .22);
  --ct-shadow-soft: 4px 4px 0 rgba(11, 21, 36, .08);
  background: var(--mist);
  color: var(--ink);
  overflow-x: clip;
  padding-bottom: 0;
}

.page-contact .wrap {
  width: 100%;
  max-width: var(--page-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 20px 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--slate);
}

.page-contact .breadcrumbs a {
  color: var(--cyan-deep);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}

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

/* ---------- 通用小标 ---------- */
.page-contact .ct-eyebrow {
  display: inline-block;
  margin: 0 0 12px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--cyan);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--cyan-deep);
}

.page-contact .ct-eyebrow--dark {
  color: var(--cyan);
  border-bottom-color: var(--red);
}

.page-contact h2 {
  margin: 0 0 12px;
  font-size: clamp(22px, 3vw, 28px);
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: -.02em;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  display: grid;
  gap: 22px;
  padding: 14px 0 40px;
}

.page-contact .ct-hero-frame {
  position: relative;
  overflow: hidden;
  padding: 26px 22px 24px;
  border: 3px solid var(--cyan);
  background: var(--ink);
  color: var(--white);
  box-shadow: var(--ct-shadow);
}

.page-contact .ct-hero-frame::before {
  content: "";
  position: absolute;
  inset: -45% -25% auto -25%;
  height: 78%;
  background:
    radial-gradient(closest-side, rgba(23, 195, 201, .34), transparent 72%) 22% 0 / 60% 100% no-repeat,
    radial-gradient(closest-side, rgba(226, 69, 47, .26), transparent 72%) 82% 0 / 55% 100% no-repeat;
  pointer-events: none;
  animation: ct-aurora 24s var(--ease) infinite alternate;
}

.page-contact .ct-hero-frame::after {
  content: "";
  position: absolute;
  right: -25%;
  bottom: 22%;
  width: 150%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--red-soft), transparent);
  transform: rotate(-9deg);
  opacity: .5;
  pointer-events: none;
}

.page-contact .ct-hero-frame > * {
  position: relative;
  z-index: 1;
}

@keyframes ct-aurora {
  from { transform: translateX(-4%); }
  to { transform: translateX(4%); }
}

.page-contact .ct-hero-kicker {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-contact .ct-hero h1 {
  margin: 0 0 14px;
  max-width: 16em;
  font-size: clamp(28px, 6vw, 50px);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -.02em;
}

.page-contact .ct-hero-lead {
  margin: 0 0 20px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(244, 247, 249, .86);
}

.page-contact .ct-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-jump a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border: 1px solid rgba(185, 214, 220, .45);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--white);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-contact .ct-jump a::before {
  content: "/";
  color: var(--lemon);
}

.page-contact .ct-jump a:hover,
.page-contact .ct-jump a:focus-visible {
  border-color: var(--cyan);
  background: rgba(23, 195, 201, .18);
}

.page-contact .ct-hero-media {
  margin: 0;
}

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

/* ---------- 两栏主体 ---------- */
.page-contact .ct-body {
  display: grid;
  gap: 40px;
  padding: 8px 0 48px;
}

/* ---------- 联系通道 ---------- */
.page-contact .ct-ch-lead {
  margin: 0 0 22px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--slate);
}

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

.page-contact .ct-channel {
  border: 2px solid var(--cyan);
  background: var(--white);
  box-shadow: var(--ct-shadow);
}

.page-contact .ct-channel > summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  border-bottom: 2px solid transparent;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .ct-channel > summary::-webkit-details-marker {
  display: none;
}

.page-contact .ct-channel > summary::after {
  content: "+";
  flex: 0 0 auto;
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--red);
}

.page-contact .ct-channel[open] > summary::after {
  content: "–";
  color: var(--lemon);
}

.page-contact .ct-ch-index {
  flex: 0 0 auto;
  font-size: 13px;
  font-weight: 700;
  color: var(--red);
}

.page-contact .ct-ch-name {
  flex: 1 1 auto;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-contact .ct-ch-chip {
  flex: 0 0 auto;
  padding: 3px 8px;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--slate);
  white-space: nowrap;
}

.page-contact .ct-channel > summary:hover,
.page-contact .ct-channel > summary:focus-visible {
  background: rgba(23, 195, 201, .1);
}

.page-contact .ct-channel[open] > summary {
  background: var(--ink);
  color: var(--white);
  border-bottom-color: var(--cyan);
}

.page-contact .ct-channel[open] > summary:hover,
.page-contact .ct-channel[open] > summary:focus-visible {
  background: var(--ink-2);
}

.page-contact .ct-channel[open] .ct-ch-index {
  color: var(--red-soft);
}

.page-contact .ct-channel[open] .ct-ch-chip {
  border-color: rgba(185, 214, 220, .5);
  color: var(--mist);
}

.page-contact .ct-ch-body {
  padding: 16px;
}

.page-contact .ct-ch-body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink);
}

.page-contact .ct-ch-body ul {
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-ch-body li {
  position: relative;
  padding-left: 16px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--slate);
}

.page-contact .ct-ch-body li::before {
  content: "/";
  position: absolute;
  left: 0;
  font-family: var(--font-mono);
  color: var(--cyan);
}

.page-contact .ct-key {
  padding: 1px 5px;
  border-bottom: 2px solid var(--cyan);
  background: rgba(23, 195, 201, .14);
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--ink);
  word-break: break-all;
}

/* ---------- 服务时间 ---------- */
.page-contact .ct-window-lead {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--slate);
}

.page-contact .ct-clock-track {
  position: relative;
  height: 28px;
  border: 1px solid var(--line);
  background: var(--white);
  overflow: hidden;
}

.page-contact .ct-clock-track::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(90deg, rgba(11, 21, 36, .16) 0 1px, transparent 1px 20px);
  pointer-events: none;
}

.page-contact .ct-clock-on {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 39.6%;
  width: 37.5%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 8px;
  background: var(--cyan);
}

.page-contact .ct-clock-label {
  position: relative;
  z-index: 1;
  font-size: 11px;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .ct-clock-cap {
  margin: 8px 0 20px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--slate);
}

.page-contact .ct-clock-notes {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-clock-notes li {
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.page-contact .ct-note-tag {
  display: inline-block;
  margin-bottom: 6px;
  padding: 2px 8px;
  background: var(--ink);
  color: var(--lemon);
  font-size: 11px;
  letter-spacing: .08em;
}

.page-contact .ct-clock-notes li:first-child .ct-note-tag {
  background: var(--red);
  color: var(--white);
}

.page-contact .ct-clock-notes p {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--slate);
}

/* ---------- 订阅调整 ---------- */
.page-contact .ct-sub {
  padding: 44px 0;
  background: var(--white);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-sub-head {
  max-width: 68ch;
  margin-bottom: 28px;
}

.page-contact .ct-sub-head p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--slate);
}

.page-contact .ct-sub-grid {
  display: grid;
  gap: 16px;
}

.page-contact .ct-sub-item {
  padding: 18px 18px 20px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--cyan);
  background: var(--mist);
  transition: border-top-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .ct-sub-item:hover {
  border-top-color: var(--red);
}

.page-contact .ct-sub-item h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-contact .ct-sub-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--slate);
}

.page-contact .ct-sub-tail {
  margin: 24px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--slate);
}

.page-contact .ct-sub-tail a {
  color: var(--red-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--red-soft);
  transition: border-bottom-color var(--dur) var(--ease);
}

.page-contact .ct-sub-tail a:hover,
.page-contact .ct-sub-tail a:focus-visible {
  border-bottom-color: var(--red);
}

/* ---------- 反馈清单 ---------- */
.page-contact .ct-feedback {
  display: grid;
  gap: 28px;
  padding: 48px 0;
}

.page-contact .ct-fb-media {
  margin: 0;
}

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

.page-contact .ct-fb-lead {
  margin: 0 0 22px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--slate);
}

.page-contact .ct-fb-list {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-fb-list li {
  display: flex;
  gap: 14px;
  padding-top: 14px;
  border-top: 2px solid var(--cyan);
}

.page-contact .ct-fb-no {
  flex: 0 0 auto;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--red);
}

.page-contact .ct-fb-text h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-contact .ct-fb-text p {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--slate);
}

/* ---------- 合作与纠错 ---------- */
.page-contact .ct-partner {
  padding: 0 0 52px;
}

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

.page-contact .ct-partner-card {
  padding: 20px 20px 22px;
  border: 2px solid var(--line);
  border-top: 4px solid var(--red);
  background: var(--white);
  box-shadow: var(--ct-shadow-soft);
}

.page-contact .ct-partner-card h3 {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-contact .ct-partner-card > p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.76;
  color: var(--slate);
}

.page-contact .ct-plain {
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-plain li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink);
}

.page-contact .ct-plain li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 8px;
  height: 8px;
  background: var(--cyan);
}

/* ---------- 底部地址条带 ---------- */
.page-contact .ct-where {
  padding: 40px 0 48px;
  background: var(--ink);
  border-top: 3px solid var(--red);
  color: var(--mist);
}

.page-contact .ct-where h2 {
  color: var(--white);
}

.page-contact .ct-where-grid {
  display: grid;
  gap: 16px;
  margin: 22px 0 0;
  padding: 0;
}

.page-contact .ct-where-item {
  padding-top: 12px;
  border-top: 1px solid rgba(185, 214, 220, .28);
}

.page-contact .ct-where-item dt {
  margin-bottom: 6px;
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--cyan);
}

.page-contact .ct-where-item dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.7;
  color: var(--white);
  word-break: break-word;
}

.page-contact .ct-where-note {
  margin: 24px 0 0;
  max-width: 72ch;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(244, 247, 249, .78);
}

.page-contact .ct-where-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(23, 195, 201, .5);
  transition: border-bottom-color var(--dur) var(--ease);
}

.page-contact .ct-where-note a:hover,
.page-contact .ct-where-note a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 焦点可见性 ---------- */
.page-contact a:focus-visible,
.page-contact summary:focus-visible {
  outline: 2px solid var(--lemon);
  outline-offset: 2px;
}

/* ---------- 中屏 ---------- */
@media (min-width: 720px) {
  .page-contact .ct-sub-grid,
  .page-contact .ct-partner-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .ct-where-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 28px;
  }
}

/* ---------- 桌面：首屏与两栏 ---------- */
@media (min-width: 960px) {
  .page-contact .ct-hero {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: 30px;
    align-items: stretch;
    padding: 24px 0 56px;
  }

  .page-contact .ct-hero-frame {
    padding: 34px 30px 32px;
  }

  .page-contact .ct-hero-media {
    height: 100%;
  }

  .page-contact .ct-hero-media img {
    height: 100%;
    object-fit: cover;
  }

  .page-contact .ct-body {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
    align-items: start;
    padding-bottom: 56px;
  }

  .page-contact .ct-window {
    padding-left: 24px;
    border-left: 2px solid var(--cyan);
  }

  .page-contact .ct-feedback {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 44px;
    align-items: start;
    padding: 56px 0;
  }
}

@media (min-width: 1140px) {
  .page-contact .ct-sub-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .ct-where-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 动效克制 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-hero-frame::before {
    animation: none;
  }

  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: .01ms !important;
  }
}