.page-contact {
  position: relative;
  color: var(--white);
  padding-top: calc(var(--header-total) + 8px);
  overflow-x: hidden;
}

.page-contact h1,
.page-contact h2,
.page-contact h3,
.page-contact p,
.page-contact dl,
.page-contact dd,
.page-contact ul,
.page-contact figure {
  margin: 0;
}

.page-contact a:focus-visible,
.page-contact summary:focus-visible,
.page-contact .btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 面包屑 ---------- */

.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-contact .breadcrumbs a {
  color: var(--dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

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

.page-contact .breadcrumbs__sep {
  color: var(--grid);
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  border-bottom: var(--line);
  padding-bottom: clamp(34px, 6vw, 70px);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(to right, var(--grid) 0, var(--grid) 1px, transparent 1px, transparent 48px),
    repeating-linear-gradient(to bottom, var(--grid) 0, var(--grid) 1px, transparent 1px, transparent 48px);
  opacity: 0.55;
  -webkit-mask-image: radial-gradient(130% 95% at 12% 0%, #000 0%, transparent 78%);
  mask-image: radial-gradient(130% 95% at 12% 0%, #000 0%, transparent 78%);
  pointer-events: none;
}

.page-contact .contact-hero > .container {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__inner {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
}

@media (min-width: 940px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 1.35fr) minmax(290px, 0.85fr);
    align-items: end;
  }
}

.page-contact .contact-hero h1 {
  margin-top: 12px;
  font-size: clamp(2rem, 5.2vw, 3.4rem);
  line-height: 1.1;
  font-weight: 900;
  letter-spacing: -0.02em;
  max-width: 18ch;
}

.page-contact .contact-hero__text {
  margin-top: 18px;
  max-width: 50ch;
  color: var(--dim);
  font-size: 17px;
  line-height: 1.78;
}

.page-contact .contact-hero__actions {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .contact-hero__panel {
  border: var(--line);
  border-left: 2px solid var(--cyan);
  background: var(--panel);
  padding: clamp(18px, 2.4vw, 26px);
}

.page-contact .hero-panel__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .hero-panel__title {
  margin-top: 10px;
  font-size: var(--fs-h3);
  font-weight: 800;
}

.page-contact .hero-panel__list {
  margin-top: 16px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-contact .hero-panel__list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: var(--line);
  font-size: 15px;
  line-height: 1.6;
}

.page-contact .hero-panel__list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .hero-panel__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--dim);
}

.page-contact .hero-panel__foot {
  margin-top: 18px;
  padding-top: 12px;
  border-top: var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--dim);
}

/* ---------- 区块通用 ---------- */

.page-contact .section {
  padding-block: clamp(46px, 7vw, 86px);
  border-bottom: var(--line);
}

.page-contact .section__head {
  max-width: 64ch;
  margin-bottom: clamp(24px, 4vw, 42px);
}

.page-contact .section__head h2 {
  margin-top: 10px;
  font-size: var(--fs-h2);
  line-height: 1.28;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-contact .section__head p {
  margin-top: 12px;
  color: var(--dim);
  line-height: 1.78;
}

.page-contact .section__index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cyan);
}

/* ---------- 图片容器 ---------- */

.page-contact .figure {
  margin-bottom: clamp(24px, 4vw, 40px);
  border: var(--line);
  background: var(--panel);
}

.page-contact .figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .figure--routes img {
  max-height: 320px;
}

.page-contact .figure--hours img {
  max-height: 360px;
}

.page-contact .figure__cap {
  border-top: var(--line);
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--dim);
}

/* ---------- 渠道卡 ---------- */

.page-contact .channel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

@media (min-width: 760px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-contact .channel-grid {
    grid-template-columns: 1.55fr 1fr 1fr;
  }
}

.page-contact .channel-card {
  position: relative;
  border: var(--line);
  background: var(--panel);
  padding: clamp(20px, 2.6vw, 28px);
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.page-contact .channel-card:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
}

.page-contact .channel-card--primary {
  border-color: rgba(34, 224, 255, 0.55);
  background:
    linear-gradient(155deg, rgba(34, 224, 255, 0.1) 0%, rgba(11, 18, 32, 0) 58%),
    var(--panel);
}

@media (min-width: 1080px) {
  .page-contact .channel-card--primary {
    transform: translateY(-10px);
  }
  .page-contact .channel-card--primary:hover {
    transform: translateY(-12px);
  }
}

.page-contact .channel-card__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-contact .channel-card__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--dim);
}

.page-contact .channel-card h3 {
  margin-top: 16px;
  font-size: 1.25rem;
  font-weight: 800;
}

.page-contact .channel-card--primary h3 {
  font-size: clamp(1.4rem, 2.2vw, 1.7rem);
}

.page-contact .channel-card__value {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: clamp(0.95rem, 1.6vw, 1.12rem);
  line-height: 1.55;
  color: var(--cyan);
  word-break: break-word;
}

.page-contact .channel-card__note {
  margin-top: 14px;
  color: var(--dim);
  font-size: 15px;
  line-height: 1.72;
  transition: color 0.18s ease;
}

.page-contact .channel-card:hover .channel-card__note {
  color: var(--white);
}

/* ---------- 问题分流 ---------- */

.page-contact .route-list {
  border-top: var(--line);
}

.page-contact .route-row {
  border-bottom: var(--line);
}

.page-contact .route-row__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  padding: 18px 8px;
  cursor: pointer;
  list-style: none;
  transition: background-color 0.18s ease;
}

.page-contact .route-row__summary::-webkit-details-marker {
  display: none;
}

.page-contact .route-row__summary:hover {
  background: rgba(34, 224, 255, 0.05);
}

.page-contact .route-row__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-contact .route-row__title {
  font-size: 1.02rem;
  font-weight: 700;
  transition: color 0.18s ease;
}

.page-contact .route-row__summary:hover .route-row__title,
.page-contact .route-row[open] .route-row__title {
  color: var(--cyan);
}

.page-contact .route-row__meta {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--dim);
}

.page-contact .route-row__arrow {
  font-family: var(--font-mono);
  color: var(--dim);
  transition: transform 0.18s ease, color 0.18s ease;
}

.page-contact .route-row__summary:hover .route-row__arrow {
  transform: translateX(4px);
  color: var(--cyan);
}

.page-contact .route-row[open] .route-row__arrow {
  transform: rotate(90deg);
  color: var(--cyan);
}

.page-contact .route-row__body {
  padding: 0 8px 22px;
}

.page-contact .route-row__body p {
  max-width: 66ch;
  color: var(--dim);
  line-height: 1.78;
  margin-bottom: 12px;
}

.page-contact .route-row__prep {
  list-style: none;
  padding: 0;
  margin: 0 0 14px;
  display: grid;
  gap: 8px;
}

@media (min-width: 720px) {
  .page-contact .route-row__prep {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-contact .route-row__prep li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--white);
}

.page-contact .route-row__prep li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 9px;
  height: 1px;
  background: var(--violet);
}

.page-contact .route-row__to {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--dim);
  margin-bottom: 0;
}

.page-contact .route-row__to a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 224, 255, 0.4);
  transition: border-color 0.18s ease;
}

.page-contact .route-row__to a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 服务时段 ---------- */

.page-contact .hours-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
}

@media (min-width: 900px) {
  .page-contact .hours-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }
}

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

.page-contact .hours-item {
  border: var(--line);
  border-left: 2px solid var(--violet);
  background: var(--panel);
  padding: 18px 20px;
}

.page-contact .hours-item__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--dim);
}

.page-contact .hours-item__v {
  margin-top: 8px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
}

.page-contact .hours-item__v.mono-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--mint);
  letter-spacing: 0.02em;
}

.page-contact .hours-item__d {
  margin-top: 8px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--dim);
}

/* ---------- 合作与投稿 ---------- */

.page-contact .partner-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 42px);
}

@media (min-width: 900px) {
  .page-contact .partner-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: start;
  }
}

.page-contact .partner-copy p {
  color: var(--dim);
  line-height: 1.8;
  margin-bottom: 16px;
  max-width: 60ch;
}

.page-contact .partner-copy__to {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--cyan) !important;
  letter-spacing: 0.02em;
}

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

.page-contact .partner-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 1px;
  background: var(--grid);
  border: var(--line);
}

.page-contact .partner-stat {
  background: var(--panel);
  padding: 16px 18px;
}

.page-contact .partner-stat__num {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
  line-height: 1.1;
}

.page-contact .partner-stat__k {
  margin-top: 8px;
  font-size: 13px;
  color: var(--dim);
}

.page-contact .prep-list {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .prep-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: var(--line);
  font-size: 14.5px;
  line-height: 1.65;
}

.page-contact .prep-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .prep-list__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--violet);
}

/* ---------- 站点信息表 ---------- */

.page-contact .facts {
  border-top: var(--line);
}

.page-contact .facts__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 16px 4px;
  border-bottom: var(--line);
}

@media (min-width: 700px) {
  .page-contact .facts__row {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 4px 24px;
    align-items: baseline;
  }
}

.page-contact .facts__row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--dim);
  word-break: break-all;
}

.page-contact .facts__row dd {
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--white);
}

.page-contact .facts__code {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.03em;
  color: var(--cyan);
  word-break: break-all;
}

/* ---------- 收尾行动 ---------- */

.page-contact .contact-cta {
  position: relative;
  padding-block: clamp(40px, 6vw, 74px);
}

.page-contact .contact-cta::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--violet) 55%, var(--flare));
}

.page-contact .contact-cta__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  align-items: center;
}

@media (min-width: 800px) {
  .page-contact .contact-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

.page-contact .contact-cta h2 {
  font-size: var(--fs-h2);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 10px;
}

.page-contact .contact-cta p {
  color: var(--dim);
  line-height: 1.78;
  max-width: 58ch;
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .route-row__arrow,
  .page-contact .route-row__summary,
  .page-contact .channel-card__note {
    transition: none;
  }
}