.page-contact {
  --pc-panel: rgba(11, 23, 52, .72);
  --pc-edge: rgba(28, 53, 102, .85);
  --pc-radius: 18px;
  background: var(--bw-night);
  color: var(--bw-ink);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: flex-end;
  min-height: clamp(460px, 72vh, 620px);
  padding: clamp(120px, 18vw, 168px) 0 clamp(44px, 7vw, 80px);
  overflow: hidden;
  background: var(--bw-night);
}

.page-contact .contact-hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .55;
}

.page-contact .contact-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(28, 53, 102, .55) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(28, 53, 102, .55) 1px, transparent 1px);
  background-size: 120px 120px;
  opacity: .42;
  pointer-events: none;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(5, 11, 26, .58) 0%, rgba(5, 11, 26, .8) 48%, var(--bw-night) 100%),
    linear-gradient(96deg, rgba(5, 11, 26, .95) 0%, rgba(5, 11, 26, .16) 80%);
}

.page-contact .contact-hero__inner {
  position: relative;
  width: 100%;
}

.page-contact .bw-breadcrumb {
  font-family: var(--bw-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--bw-muted);
}

.page-contact .bw-breadcrumb a {
  color: var(--bw-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}

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

.page-contact .contact-hero__eyebrow {
  margin: 24px 0 0;
  font-family: var(--bw-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--bw-cyan);
}

.page-contact .contact-hero__title {
  margin: 14px 0 0;
  font-family: var(--bw-display);
  font-weight: 700;
  font-size: clamp(40px, 8.4vw, 88px);
  line-height: .96;
  letter-spacing: -.01em;
}

.page-contact .contact-hero__lead {
  margin: 20px 0 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: #C3D2E5;
}

/* ---------- 值班联系方式 ---------- */
.page-contact .contact-direct {
  padding: 0 0 clamp(44px, 6vw, 76px);
  background: var(--bw-night);
}

.page-contact .contact-direct__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--pc-edge);
  border: 1px solid var(--pc-edge);
  border-radius: var(--pc-radius);
  overflow: hidden;
}

.page-contact .contact-line {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(22px, 3vw, 32px);
  background: var(--bw-deep);
  transition: background .25s ease;
}

.page-contact .contact-line::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--bw-grass);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform .3s ease;
}

.page-contact .contact-line--live::after {
  background: var(--bw-live);
}

.page-contact .contact-line:hover {
  background: #0F1F42;
}

.page-contact .contact-line:hover::after {
  transform: scaleY(1);
}

.page-contact .contact-line__key {
  margin: 0;
  font-family: var(--bw-mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--bw-muted);
}

.page-contact .contact-line__value {
  margin: 0;
  font-family: var(--bw-mono);
  font-size: clamp(16px, 2.4vw, 24px);
  font-weight: 600;
  line-height: 1.4;
  color: var(--bw-ink);
  overflow-wrap: anywhere;
}

.page-contact .contact-line__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--bw-muted);
}

/* ---------- 页内导航 ---------- */
.page-contact .contact-jump {
  border-top: 1px solid var(--pc-edge);
  border-bottom: 1px solid var(--pc-edge);
  background: rgba(5, 11, 26, .94);
}

.page-contact .contact-jump__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 14px 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-contact .contact-jump__list::-webkit-scrollbar {
  display: none;
}

.page-contact .contact-jump__link {
  display: inline-block;
  padding: 8px 15px;
  border: 1px solid var(--pc-edge);
  border-radius: 999px;
  color: var(--bw-muted);
  font-size: 13.5px;
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s ease, border-color .2s ease, background .2s ease;
}

.page-contact .contact-jump__link:hover {
  color: #04160D;
  background: var(--bw-grass);
  border-color: var(--bw-grass);
}

/* ---------- 通用区块 ---------- */
.page-contact .contact-block {
  padding: clamp(52px, 8vw, 100px) 0;
  background: var(--bw-night);
}

.page-contact .contact-block--alt {
  background: linear-gradient(180deg, rgba(11, 23, 52, .92) 0%, rgba(5, 11, 26, 1) 100%);
  border-top: 1px solid rgba(28, 53, 102, .5);
  border-bottom: 1px solid rgba(28, 53, 102, .5);
}

.page-contact .contact-head {
  max-width: 68ch;
  margin-bottom: clamp(24px, 3.5vw, 40px);
}

.page-contact .contact-head__num {
  display: inline-block;
  margin-bottom: 12px;
  font-family: var(--bw-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--bw-grass);
}

.page-contact .contact-head h2 {
  margin: 0;
  font-family: var(--bw-display);
  font-weight: 700;
  font-size: clamp(26px, 3.8vw, 40px);
  line-height: 1.16;
  letter-spacing: -.01em;
}

.page-contact .contact-head__sub {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--bw-muted);
}

.page-contact .contact-p {
  margin: 0 0 16px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.85;
  color: #C7D5E7;
}

.page-contact .contact-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 12px;
  max-width: 62ch;
}

.page-contact .contact-list li {
  position: relative;
  padding-left: 24px;
  line-height: 1.8;
  color: #C7D5E7;
}

.page-contact .contact-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 12px;
  height: 2px;
  background: var(--bw-cyan);
}

.page-contact .contact-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

/* ---------- 侧栏小卡 ---------- */
.page-contact .contact-aside {
  border: 1px solid var(--pc-edge);
  border-top: 3px solid var(--bw-grass);
  border-radius: var(--pc-radius);
  background: var(--pc-panel);
  padding: clamp(20px, 3vw, 28px);
}

.page-contact .contact-aside--gold {
  border-top-color: var(--bw-gold);
}

.page-contact .contact-aside__title {
  margin: 0 0 16px;
  font-family: var(--bw-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--bw-muted);
}

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

.page-contact .contact-aside__list li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 16px;
  padding-bottom: 12px;
  border-bottom: 1px dashed rgba(28, 53, 102, .8);
  font-size: 14px;
}

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

.page-contact .contact-aside__list span {
  color: var(--bw-muted);
}

.page-contact .contact-aside__list b {
  font-family: var(--bw-mono);
  font-weight: 600;
  color: var(--bw-ink);
  text-align: right;
  overflow-wrap: anywhere;
}

/* ---------- 电话区块 ---------- */
.page-contact .contact-call {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 40px);
}

.page-contact .contact-call__num {
  position: relative;
  padding: clamp(22px, 3.4vw, 34px);
  border: 1px solid var(--pc-edge);
  border-left: 4px solid var(--bw-live);
  border-radius: var(--pc-radius);
  background: linear-gradient(135deg, rgba(255, 74, 94, .1), rgba(11, 23, 52, .9) 62%);
}

.page-contact .contact-call__label {
  display: block;
  font-family: var(--bw-mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--bw-live);
}

.page-contact .contact-call__digits {
  margin: 12px 0 0;
  font-family: var(--bw-mono);
  font-weight: 700;
  font-size: clamp(26px, 5.4vw, 46px);
  line-height: 1.1;
  letter-spacing: .01em;
  color: var(--bw-ink);
}

.page-contact .contact-call__body p {
  margin: 0 0 16px;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.85;
  color: #C7D5E7;
}

.page-contact .contact-call__body p:last-child {
  margin-bottom: 0;
}

/* ---------- 地址与位置示意 ---------- */
.page-contact .contact-address {
  margin: 4px 0 20px;
  padding: 16px 18px;
  border: 1px dashed rgba(28, 53, 102, .95);
  border-radius: 14px;
  background: rgba(11, 23, 52, .55);
  font-family: var(--bw-mono);
  font-size: 15px;
  line-height: 1.7;
  color: var(--bw-ink);
}

.page-contact .contact-map {
  border: 1px solid var(--pc-edge);
  border-radius: 14px;
  background: rgba(11, 23, 52, .5);
  overflow: hidden;
}

.page-contact .contact-map__toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 15px 18px;
  font-family: var(--bw-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--bw-cyan);
  cursor: pointer;
  list-style: none;
}

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

.page-contact .contact-map__toggle-icon {
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--bw-cyan);
  border-bottom: 2px solid var(--bw-cyan);
  transform: rotate(45deg);
  transition: transform .25s ease;
}

.page-contact .contact-map[open] .contact-map__toggle-icon {
  transform: rotate(-135deg);
}

.page-contact .contact-map__canvas {
  position: relative;
  height: 220px;
  margin: 0 18px 18px;
  border: 1px solid rgba(28, 53, 102, .9);
  border-radius: 12px;
  overflow: hidden;
  background:
    linear-gradient(to right, rgba(28, 53, 102, .55) 1px, transparent 1px) 0 0 / 40px 40px,
    linear-gradient(to bottom, rgba(28, 53, 102, .55) 1px, transparent 1px) 0 0 / 40px 40px,
    radial-gradient(circle at 50% 46%, rgba(23, 195, 123, .18), transparent 58%),
    var(--bw-deep);
}

.page-contact .contact-map__road {
  position: absolute;
  background: rgba(51, 214, 232, .28);
}

.page-contact .contact-map__road--h {
  left: 0;
  right: 0;
  top: 58%;
  height: 8px;
}

.page-contact .contact-map__road--v {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 8px;
  margin-left: -4px;
}

.page-contact .contact-map__pin {
  position: absolute;
  left: 50%;
  top: 46%;
  width: 16px;
  height: 16px;
  margin: -8px 0 0 -8px;
  border-radius: 50%;
  background: var(--bw-live);
  box-shadow: 0 0 0 6px rgba(255, 74, 94, .22);
}

.page-contact .contact-map__tag {
  position: absolute;
  left: 12px;
  top: 12px;
  padding: 6px 10px;
  border: 1px solid var(--bw-line);
  border-radius: 8px;
  background: rgba(5, 11, 26, .88);
  font-family: var(--bw-mono);
  font-size: 12px;
  color: var(--bw-ink);
}

/* ---------- 问题类型 ---------- */
.page-contact .contact-seg {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-contact .contact-seg__btn {
  appearance: none;
  padding: 10px 18px;
  border: 1px solid var(--pc-edge);
  border-radius: 999px;
  background: rgba(11, 23, 52, .7);
  color: var(--bw-muted);
  font-family: var(--bw-body);
  font-size: 14px;
  cursor: pointer;
  transition: color .2s ease, border-color .2s ease, background .2s ease;
}

.page-contact .contact-seg__btn:hover {
  color: var(--bw-ink);
  border-color: var(--bw-cyan);
}

.page-contact .contact-seg__btn[aria-pressed="true"] {
  background: var(--bw-grass);
  border-color: var(--bw-grass);
  color: #04160D;
  font-weight: 600;
}

.page-contact .contact-checklist {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--pc-edge);
  border: 1px solid var(--pc-edge);
  border-radius: var(--pc-radius);
  overflow: hidden;
}

.page-contact .contact-checklist__item {
  margin: 0;
  padding: clamp(20px, 2.6vw, 28px);
  background: var(--bw-deep);
}

.page-contact .contact-checklist__item h3 {
  margin: 0 0 10px;
  font-family: var(--bw-display);
  font-size: 20px;
  letter-spacing: -.005em;
  color: var(--bw-gold);
}

.page-contact .contact-checklist__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--bw-muted);
}

.page-contact .contact-privacy {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--bw-muted);
}

.page-contact .contact-privacy a {
  color: var(--bw-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(51, 214, 232, .45);
}

/* ---------- 合作洽谈 ---------- */
.page-contact .contact-coop {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.4vw, 22px);
}

.page-contact .contact-coop__card {
  position: relative;
  padding: clamp(22px, 2.8vw, 30px);
  border: 1px solid var(--pc-edge);
  border-radius: var(--pc-radius);
  background: linear-gradient(160deg, rgba(23, 195, 123, .09), rgba(11, 23, 52, .85) 62%);
  transition: transform .3s ease, border-color .3s ease;
}

.page-contact .contact-coop__card:nth-child(2) {
  background: linear-gradient(160deg, rgba(138, 107, 255, .12), rgba(11, 23, 52, .85) 62%);
}

.page-contact .contact-coop__card:nth-child(3) {
  background: linear-gradient(160deg, rgba(227, 179, 65, .12), rgba(11, 23, 52, .85) 62%);
}

.page-contact .contact-coop__card:hover {
  transform: translateY(-4px);
  border-color: var(--bw-grass);
}

.page-contact .contact-coop__tag {
  display: inline-block;
  margin-bottom: 14px;
  font-family: var(--bw-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--bw-cyan);
}

.page-contact .contact-coop__card h3 {
  margin: 0 0 10px;
  font-family: var(--bw-display);
  font-size: 21px;
  line-height: 1.3;
}

.page-contact .contact-coop__card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--bw-muted);
}

.page-contact .contact-coop__note {
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 18px 20px;
  max-width: 78ch;
  border-left: 3px solid var(--bw-gold);
  border-radius: 0 14px 14px 0;
  background: rgba(11, 23, 52, .6);
  font-size: 15px;
  line-height: 1.8;
  color: #C7D5E7;
}

/* ---------- 回复时效 ---------- */
.page-contact .contact-sla {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--pc-edge);
  border: 1px solid var(--pc-edge);
  border-radius: var(--pc-radius);
  overflow: hidden;
}

.page-contact .contact-sla__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "tag time"
    "desc desc";
  gap: 8px 16px;
  padding: 18px 20px;
  background: var(--bw-deep);
}

.page-contact .contact-sla__tag {
  grid-area: tag;
  font-family: var(--bw-display);
  font-size: 17px;
  color: var(--bw-ink);
}

.page-contact .contact-sla__desc {
  grid-area: desc;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--bw-muted);
}

.page-contact .contact-sla__time {
  grid-area: time;
  font-family: var(--bw-mono);
  font-size: 14px;
  color: var(--bw-grass);
  white-space: nowrap;
}

.page-contact .contact-media {
  position: relative;
  border: 1px solid var(--pc-edge);
  border-radius: var(--pc-radius);
  overflow: hidden;
  background: var(--bw-deep);
}

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

/* ---------- 收尾 ---------- */
.page-contact .contact-cta {
  padding: clamp(44px, 6vw, 76px) 0;
  border-top: 1px solid rgba(28, 53, 102, .7);
  background: linear-gradient(120deg, rgba(23, 195, 123, .14) 0%, rgba(5, 11, 26, 1) 46%, rgba(138, 107, 255, .12) 100%);
}

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

.page-contact .contact-cta__text h2 {
  margin: 0 0 12px;
  font-family: var(--bw-display);
  font-size: clamp(24px, 3.2vw, 34px);
}

.page-contact .contact-cta__text p {
  margin: 0;
  max-width: 60ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--bw-muted);
}

.page-contact .contact-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .contact-checklist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-contact .contact-direct__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 860px) {
  .page-contact .contact-call {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    align-items: center;
  }
}

@media (min-width: 920px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(0, 1.22fr) minmax(0, .78fr);
  }
}

@media (min-width: 880px) {
  .page-contact .contact-cta__inner {
    grid-template-columns: minmax(0, 1.4fr) auto;
    align-items: center;
  }
}

@media (min-width: 1080px) {
  .page-contact .contact-checklist {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact * {
    transition: none !important;
    animation: none !important;
  }
}