.page-contact {
  --pc-panel: rgba(18, 38, 58, 0.62);
  --pc-panel-strong: rgba(11, 24, 38, 0.92);
  --pc-gap: clamp(16px, 2.4vw, 28px);
  background: var(--ink-950);
  color: var(--white-100);
  font-family: var(--font-body);
  overflow-x: hidden;
}

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

.page-contact .section {
  padding: clamp(46px, 6vw, 92px) 0;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(22px, 4vw, 42px) 0 clamp(40px, 6vw, 78px);
  background:
    radial-gradient(120% 100% at 92% -10%, rgba(46, 230, 214, 0.16), transparent 58%),
    radial-gradient(90% 80% at 4% 112%, rgba(255, 122, 26, 0.1), transparent 60%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-950) 100%);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-700) 18%, var(--line-700) 82%, transparent);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
  align-items: start;
  margin-top: clamp(24px, 4vw, 54px);
}

.page-contact h1 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: clamp(40px, 8.4vw, 96px);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: -0.02em;
}

.page-contact .hl-cyan {
  position: relative;
  color: var(--cyan-400);
}

.page-contact .hl-cyan::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0.12em;
  bottom: 0.06em;
  height: 4px;
  background: linear-gradient(90deg, var(--cyan-400), rgba(46, 230, 214, 0));
}

.page-contact .lede {
  max-width: 56ch;
  margin: 22px 0 0;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.75;
  color: var(--grey-300);
}

.page-contact .quick-channels {
  display: grid;
  gap: 12px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .quick-channels li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  padding: 12px 16px;
  border: 1px solid var(--line-700);
  border-radius: var(--radius-organic);
  background: rgba(7, 16, 25, 0.55);
}

.page-contact .channel-label {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--grey-300);
}

.page-contact .channel-value {
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.2vw, 19px);
  letter-spacing: 0.01em;
  color: var(--lemon-300);
  word-break: break-all;
}

.page-contact .channel-value--tel {
  color: var(--orange-500);
}

.page-contact .contact-hero__figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line-700);
  border-radius: 2px 30px 2px 30px;
  background: var(--ink-800);
}

.page-contact .contact-hero__figure::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--cyan-400), var(--orange-500));
}

.page-contact .contact-hero__figure img {
  width: 100%;
  object-fit: cover;
}

/* ---------- 通用区块头 ---------- */
.page-contact .block-head {
  display: grid;
  gap: 8px;
  margin-bottom: clamp(22px, 3vw, 38px);
}

.page-contact .section-number {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.18em;
  color: var(--cyan-400);
}

.page-contact h2 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(28px, 4.4vw, 52px);
  line-height: 1.06;
  letter-spacing: -0.02em;
}

.page-contact .block-note {
  max-width: 62ch;
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--grey-300);
}

.page-contact .card-title {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: clamp(19px, 2vw, 23px);
  letter-spacing: 0.01em;
}

/* ---------- 三栏服务台 ---------- */
.page-contact .desk__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
  align-items: start;
}

.page-contact .channel-card {
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line-700);
  border-top: 3px solid var(--cyan-400);
  border-radius: 2px 26px 2px 26px;
  background: var(--pc-panel);
}

.page-contact .channel-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
}

.page-contact .channel-row {
  padding: 4px 0 4px 14px;
  border-left: 2px solid var(--line-700);
}

.page-contact .channel-row:nth-child(1) {
  border-left-color: var(--cyan-400);
}

.page-contact .channel-row:nth-child(2) {
  border-left-color: var(--orange-500);
}

.page-contact .channel-row dt {
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.6vw, 15px);
  letter-spacing: 0.01em;
  color: var(--white-100);
  word-break: break-all;
}

.page-contact .channel-row dd {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--grey-300);
}

.page-contact .hours {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--line-700);
  font-size: 14px;
  line-height: 1.75;
  color: var(--grey-300);
}

.page-contact .hours strong {
  font-family: var(--font-mono);
  font-weight: 400;
  color: var(--lemon-300);
}

.page-contact .ticket-path {
  padding: clamp(20px, 2.6vw, 32px);
  border: 1px solid var(--line-700);
  border-radius: 28px 2px 28px 2px;
  background: var(--pc-panel-strong);
}

.page-contact .step-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .step-list li {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(41, 64, 90, 0.55);
}

.page-contact .step-list li:last-child {
  border-bottom: 0;
  padding-bottom: 4px;
}

.page-contact .step-num {
  font-family: var(--font-mono);
  font-size: 20px;
  letter-spacing: 0.02em;
  color: var(--orange-500);
}

.page-contact .step-list h4 {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 18px;
  letter-spacing: 0.01em;
}

.page-contact .step-list p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--grey-300);
}

.page-contact .ticket-figure {
  margin: 22px 0 0;
  overflow: hidden;
  border: 1px solid var(--line-700);
  border-radius: 2px 22px 2px 22px;
}

.page-contact .ticket-figure img {
  width: 100%;
  object-fit: cover;
}

.page-contact .doc-shortcut {
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line-700);
  border-radius: 22px 2px 22px 2px;
  background: linear-gradient(160deg, rgba(111, 143, 120, 0.2), rgba(11, 24, 38, 0.88));
}

.page-contact .doc-shortcut > p {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--grey-300);
}

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

.page-contact .doc-list a {
  display: block;
  padding: 11px 13px;
  border: 1px solid rgba(41, 64, 90, 0.8);
  border-radius: 2px 14px 2px 14px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--white-100);
  text-decoration: none;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease), transform 0.25s var(--ease);
}

.page-contact .doc-list a:hover {
  border-color: var(--cyan-400);
  background: rgba(46, 230, 214, 0.07);
  transform: translateX(3px);
}

.page-contact .doc-list a:focus-visible {
  outline: 2px solid var(--lemon-300);
  outline-offset: 3px;
}

.page-contact .tiny {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--grey-300);
}

/* ---------- 站点主体 ---------- */
.page-contact .site-info__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 44px);
  align-items: center;
  padding: clamp(22px, 3.4vw, 46px);
  border: 1px solid var(--line-700);
  border-radius: 2px 30px 2px 30px;
  background: linear-gradient(140deg, rgba(111, 143, 120, 0.14), rgba(9, 20, 32, 0.92));
}

.page-contact .site-info__text > p {
  margin: 16px 0 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--grey-300);
}

.page-contact .site-info__text > p:first-of-type {
  margin-top: 14px;
}

.page-contact .addr {
  display: grid;
  gap: 6px;
  margin: 22px 0 0;
  padding: 16px 18px;
  font-style: normal;
  border-left: 3px solid var(--sage-500);
  border-radius: 2px 18px 2px 18px;
  background: rgba(7, 16, 25, 0.62);
}

.page-contact .addr-label {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--grey-300);
}

.page-contact .addr-value {
  font-size: clamp(15px, 1.8vw, 18px);
  line-height: 1.6;
  color: var(--white-100);
}

.page-contact .filing {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--grey-300);
}

.page-contact .route-figure {
  position: relative;
  min-height: 170px;
  overflow: hidden;
  border: 1px solid var(--line-700);
  border-radius: 2px 26px 2px 26px;
  background:
    radial-gradient(circle at 18% 50%, rgba(46, 230, 214, 0.16), transparent 46%),
    radial-gradient(circle at 84% 50%, rgba(255, 122, 26, 0.14), transparent 46%),
    rgba(7, 16, 25, 0.6);
}

.page-contact .route-line {
  position: absolute;
  left: 12%;
  right: 12%;
  top: 50%;
  height: 1px;
  background: repeating-linear-gradient(90deg, var(--line-700) 0 10px, transparent 10px 20px);
}

.page-contact .route-dot {
  position: absolute;
  top: 50%;
  width: 12px;
  height: 12px;
  margin: -6px 0 0 -6px;
  border: 2px solid var(--cyan-400);
  border-radius: 50%;
  background: var(--ink-950);
}

.page-contact .route-dot--a {
  left: 12%;
}

.page-contact .route-dot--mid {
  left: 50%;
  border-color: var(--orange-500);
}

.page-contact .route-dot--end {
  left: 88%;
  background: var(--cyan-400);
}

/* ---------- 合作 ---------- */
.page-contact .partner__grid {
  gap: var(--pc-gap);
}

.page-contact .partner-card {
  position: relative;
  padding: clamp(20px, 2.6vw, 28px);
  border: 1px solid var(--line-700);
  border-radius: 2px 24px 2px 24px;
  background: var(--pc-panel);
}

.page-contact .partner-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 26px;
  width: 3px;
  height: 34px;
  background: var(--cyan-400);
}

.page-contact .partner-card--accent::before {
  background: var(--orange-500);
}

.page-contact .partner-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: 20px;
  letter-spacing: 0.01em;
}

.page-contact .partner-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--grey-300);
}

.page-contact .partner-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: clamp(24px, 3vw, 36px) 0 0;
}

/* ---------- 常见问题 ---------- */
.page-contact .faq {
  background: linear-gradient(180deg, transparent, rgba(11, 24, 38, 0.72) 32%, var(--ink-950));
}

.page-contact .faq-item {
  padding: 2px 18px;
  border: 1px solid var(--line-700);
  border-radius: 2px 18px 2px 18px;
  background: rgba(11, 24, 38, 0.7);
}

.page-contact .faq-item + .faq-item {
  margin-top: 12px;
}

.page-contact .faq-item summary {
  padding: 16px 0;
  font-family: var(--font-head);
  font-size: clamp(17px, 1.9vw, 19px);
  letter-spacing: 0.01em;
  color: var(--white-100);
  cursor: pointer;
  list-style: none;
}

.page-contact .faq-item summary::-webkit-details-marker {
  display: none;
}

.page-contact .faq-item summary::after {
  content: "+";
  float: right;
  margin-left: 16px;
  font-family: var(--font-mono);
  color: var(--cyan-400);
}

.page-contact .faq-item[open] summary::after {
  content: "–";
  color: var(--orange-500);
}

.page-contact .faq-item summary:focus-visible {
  outline: 2px solid var(--lemon-300);
  outline-offset: 2px;
}

.page-contact .faq-item p {
  margin: 0 0 18px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--grey-300);
}

.page-contact .closing-note {
  margin: clamp(26px, 4vw, 46px) 0 0;
  padding: 18px 0;
  border-top: 1px solid var(--line-700);
  border-bottom: 1px solid var(--line-700);
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.5vw, 15px);
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--lemon-300);
}

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

@media (min-width: 900px) {
  .page-contact .desk__grid {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.5fr) minmax(0, 0.86fr);
  }

  .page-contact .site-info__inner {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(28px, 4vw, 60px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .doc-list a {
    transition: none;
  }

  .page-contact .doc-list a:hover {
    transform: none;
  }
}
</main>