/* ============ 联系页 page-contact ============ */

.page-contact .breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--slate);
  margin-bottom: 18px;
}

.page-contact .breadcrumbs a {
  color: var(--slate);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

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

.page-contact .crumb-sep {
  color: var(--line-strong);
}

.page-contact .crumb-current {
  color: var(--cold);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 52px) 0 clamp(38px, 6vw, 76px);
  background:
    radial-gradient(115% 95% at 100% 0%, rgba(43, 30, 92, 0.58) 0%, rgba(7, 13, 31, 0) 60%),
    linear-gradient(180deg, var(--abyss) 0%, var(--deep) 100%);
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-hero-wedge {
  position: absolute;
  inset: auto 0 0 auto;
  width: min(58%, 660px);
  height: 62%;
  background: linear-gradient(155deg, rgba(110, 27, 51, 0.34), rgba(7, 13, 31, 0));
  clip-path: polygon(22% 100%, 100% 12%, 100% 100%);
  pointer-events: none;
}

.page-contact .ct-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-contact .ct-hero-copy {
  transform: skewX(-3deg);
  transform-origin: left center;
}

.page-contact .ct-hero-copy > * {
  transform: skewX(3deg);
}

.page-contact .ct-hero-copy .breadcrumbs {
  transform: none;
}

.page-contact .ct-hero h1 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.85rem, 4.6vw, 3.15rem);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--cold);
  margin: 10px 0 0;
  max-width: 18ch;
}

.page-contact .ct-hero-lead {
  margin: 20px 0 0;
  max-width: 46ch;
  font-size: clamp(0.95rem, 1.3vw, 1.05rem);
  line-height: 1.8;
  color: var(--slate);
}

.page-contact .ct-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

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

/* ---------- 主体双栏 ---------- */
.page-contact .ct-main-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-contact .ct-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 26px;
}

.page-contact .ct-channel {
  position: relative;
  padding: 22px clamp(18px, 2.2vw, 26px) 24px;
  background: linear-gradient(158deg, rgba(11, 34, 48, 0.9), rgba(7, 13, 31, 0.94));
  border: 1px solid var(--line-strong);
  outline: none;
  transition: border-color 0.22s ease, transform 0.22s ease, background 0.22s ease;
}

.page-contact .ct-channel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--indigo);
  transition: background 0.22s ease;
}

.page-contact .ct-channel:nth-child(2)::before {
  background: var(--wine);
}

.page-contact .ct-channel:hover,
.page-contact .ct-channel:focus-visible {
  border-color: var(--neon);
  transform: translateY(-3px);
  background: linear-gradient(158deg, rgba(11, 34, 48, 1), rgba(11, 22, 44, 0.96));
}

.page-contact .ct-channel:focus-visible {
  box-shadow: 0 0 0 2px var(--deep), 0 0 0 4px var(--neon);
}

.page-contact .ct-channel-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.page-contact .ct-channel-code {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--slate);
}

.page-contact .ct-channel-title {
  font-family: var(--font-head);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--cold);
  margin: 0 0 6px;
}

.page-contact .ct-channel-value {
  margin: 0 0 12px;
  font-size: clamp(0.98rem, 1.5vw, 1.16rem);
  color: var(--neon);
  word-break: break-all;
  letter-spacing: 0.01em;
}

.page-contact .ct-channel-desc {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--slate);
}

/* ---------- 受理时段刻度条 ---------- */
.page-contact .ct-hours {
  margin-top: 26px;
  padding: clamp(20px, 2.4vw, 26px);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(11, 34, 48, 0.6), rgba(7, 13, 31, 0.7));
}

.page-contact .ct-hours-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.page-contact .ct-hours-title {
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--cold);
  margin: 0;
}

.page-contact .ct-hours-note {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  color: var(--ember);
}

.page-contact .ct-hours-ticks {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 2px solid rgba(57, 255, 139, 0.22);
}

.page-contact .ct-hours-tick {
  position: relative;
  padding: 16px 6px 0 0;
  outline: none;
  cursor: default;
}

.page-contact .ct-hours-tick::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 2px;
  height: 10px;
  background: var(--silver);
  opacity: 0.5;
  transition: background 0.2s ease, height 0.2s ease, opacity 0.2s ease;
}

.page-contact .ct-hours-tick:hover::before,
.page-contact .ct-hours-tick:focus-visible::before {
  background: var(--neon);
  opacity: 1;
  height: 18px;
}

.page-contact .ct-hours-tick::after {
  content: attr(data-note);
  position: absolute;
  left: 0;
  bottom: calc(100% + 12px);
  z-index: 4;
  width: max-content;
  max-width: 210px;
  padding: 9px 12px;
  background: var(--deep);
  border: 1px solid var(--neon);
  color: var(--cold);
  font-size: 0.74rem;
  line-height: 1.55;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.18s ease;
}

.page-contact .ct-hours-tick:hover::after,
.page-contact .ct-hours-tick:focus-visible::after {
  opacity: 1;
  visibility: visible;
}

.page-contact .ct-hours-tick:focus-visible {
  box-shadow: 0 0 0 2px var(--deep), 0 0 0 4px var(--neon);
}

.page-contact .ct-hours-label {
  display: block;
  font-size: 0.82rem;
  color: var(--neon);
  letter-spacing: 0.04em;
}

.page-contact .ct-hours-text {
  display: block;
  margin-top: 4px;
  font-size: 0.72rem;
  color: var(--slate);
  letter-spacing: 0.03em;
}

/* ---------- 右侧地点栏 ---------- */
.page-contact .ct-side-block {
  padding: clamp(20px, 2.4vw, 26px);
  border: 1px solid var(--line-strong);
  background: linear-gradient(180deg, rgba(43, 30, 92, 0.36), rgba(7, 13, 31, 0.78));
}

.page-contact .ct-side-title {
  font-family: var(--font-head);
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--cold);
  margin: 10px 0 18px;
}

.page-contact .ct-side-media {
  margin: 0 0 8px;
}

.page-contact .ct-side-desc {
  margin: 14px 0 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--slate);
}

.page-contact .ct-side-meta {
  margin: 14px 0 0;
  padding: 10px 12px;
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--ember);
  border: 1px solid rgba(255, 90, 54, 0.36);
  background: rgba(255, 90, 54, 0.07);
}

.page-contact .ct-side-panel {
  margin-top: 20px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.page-contact .ct-side-panel .panel-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--cold);
}

.page-contact .ct-side-panel .panel-toggle {
  margin-top: 10px;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--neon);
}

.page-contact .ct-visit-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .ct-visit-list li {
  position: relative;
  padding-left: 18px;
  font-size: 0.86rem;
  line-height: 1.72;
  color: var(--slate);
}

.page-contact .ct-visit-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 2px;
  background: var(--lime);
}

/* ---------- 提交问题 ---------- */
.page-contact .ct-report {
  background: linear-gradient(180deg, rgba(11, 34, 48, 0.5), rgba(7, 13, 31, 0));
}

.page-contact .ct-report-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.6vw, 44px);
  align-items: start;
}

.page-contact .ct-report-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .ct-report-item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  column-gap: 16px;
  padding: 18px 20px;
  background: var(--deep);
  transition: background 0.2s ease;
}

.page-contact .ct-report-item:hover {
  background: rgba(11, 34, 48, 0.82);
}

.page-contact .ct-report-num {
  font-size: 0.84rem;
  color: var(--neon);
  letter-spacing: 0.08em;
  padding-top: 2px;
}

.page-contact .ct-report-body h3 {
  font-family: var(--font-head);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--cold);
  margin: 0 0 6px;
}

.page-contact .ct-report-body p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--slate);
}

/* ---------- 合作洽谈 ---------- */
.page-contact .ct-partner-head .section-sub {
  max-width: 62ch;
}

.page-contact .ct-partner-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 30px;
}

.page-contact .ct-partner-card {
  position: relative;
  padding: 22px 20px 20px;
  border: 1px solid var(--line-strong);
  background: linear-gradient(170deg, rgba(11, 34, 48, 0.82), rgba(7, 13, 31, 0.94));
  transition: border-color 0.22s ease, transform 0.22s ease;
}

.page-contact .ct-partner-card:hover {
  border-color: var(--neon);
  transform: translateY(-3px);
}

.page-contact .ct-partner-stripe {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}

.page-contact .ct-partner-card--org .ct-partner-stripe {
  background: linear-gradient(90deg, var(--indigo), rgba(43, 30, 92, 0.15));
}

.page-contact .ct-partner-card--school .ct-partner-stripe {
  background: linear-gradient(90deg, var(--wine), rgba(110, 27, 51, 0.15));
}

.page-contact .ct-partner-card--media .ct-partner-stripe {
  background: linear-gradient(90deg, var(--neon), rgba(57, 255, 139, 0.12));
}

.page-contact .ct-partner-code {
  margin: 6px 0 10px;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--slate);
}

.page-contact .ct-partner-card h3 {
  font-family: var(--font-head);
  font-size: 1.12rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--cold);
  margin: 0 0 10px;
}

.page-contact .ct-partner-card p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--slate);
}

.page-contact .ct-partner-meta {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  color: var(--lime);
}

.page-contact .ct-partner-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 26px;
  padding: 22px clamp(20px, 2.4vw, 28px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--neon);
  background: rgba(11, 34, 48, 0.55);
}

.page-contact .ct-partner-foot-text {
  margin: 0;
  max-width: 68ch;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--slate);
}

.page-contact .ct-partner-foot-text a {
  color: var(--cold);
  text-decoration: none;
  border-bottom: 1px solid var(--neon);
  transition: color 0.2s ease;
}

.page-contact .ct-partner-foot-text a:hover,
.page-contact .ct-partner-foot-text a:focus-visible {
  color: var(--neon);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .ct-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .ct-report-item {
    grid-template-columns: 56px minmax(0, 1fr);
    padding: 22px 24px;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero-grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  }

  .page-contact .ct-report-grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: clamp(32px, 5vw, 64px);
  }

  .page-contact .ct-partner-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .ct-partner-card:nth-child(2) {
    transform: translateY(-14px);
  }

  .page-contact .ct-partner-card:nth-child(2):hover {
    transform: translateY(-17px);
  }
}

@media (min-width: 1024px) {
  .page-contact .ct-main-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.95fr);
  }

  .page-contact .ct-side-block {
    position: sticky;
    top: 108px;
  }
}

@media (max-width: 759px) {
  .page-contact .ct-hero-copy,
  .page-contact .ct-hero-copy > * {
    transform: none;
  }

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

  .page-contact .ct-hours-tick::after {
    max-width: 168px;
  }

  .page-contact .ct-partner-foot {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-partner-card,
  .page-contact .ct-report-item {
    transition: none;
  }

  .page-contact .ct-channel:hover,
  .page-contact .ct-channel:focus-visible,
  .page-contact .ct-partner-card:hover {
    transform: none;
  }
}