.page-contact {
  --pc-sticky-top: 104px;
  padding-bottom: clamp(40px, 7vw, 92px);
}

.page-contact .breadcrumb {
  padding-top: clamp(14px, 3vw, 26px);
}

.page-contact .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--muted);
}

.page-contact .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line-strong);
}

.page-contact .breadcrumb__link {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .breadcrumb__link:hover,
.page-contact .breadcrumb__link:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: clamp(22px, 4vw, 46px) 0 clamp(30px, 5vw, 60px);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 38px);
}

.page-contact .contact-hero__main h1 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(32px, 6vw, 58px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-contact .contact-hero__main .lead {
  margin-top: 18px;
  max-width: 62ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .contact-hero__main .btn-row {
  margin-top: 26px;
}

.page-contact .contact-hero__side {
  border: 2px solid var(--line-strong);
  background: var(--panel);
  box-shadow: var(--shadow-soft);
  padding: clamp(18px, 2.4vw, 26px);
}

.page-contact .contact-hero__side-label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-contact .contact-facts {
  margin: 0;
  display: grid;
  gap: 12px;
}

.page-contact .contact-facts__row {
  display: grid;
  gap: 4px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line);
}

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

.page-contact .contact-facts dt {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.06em;
}

.page-contact .contact-facts dd {
  margin: 0;
  font-size: 15px;
  color: var(--white);
}

.page-contact .contact-facts dd.data-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

/* ---------- 通用小节 ---------- */
.page-contact .section {
  padding: clamp(38px, 6vw, 76px) 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .section--tight {
  border-bottom: 0;
  padding-bottom: clamp(20px, 3vw, 36px);
}

.page-contact .section-head {
  margin-bottom: 14px;
}

.page-contact .section-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(24px, 3.2vw, 34px);
  line-height: 1.2;
  color: var(--white);
}

.page-contact .section-head__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .lead--narrow {
  max-width: 60ch;
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .note-plate {
  margin-top: 18px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 渠道 ---------- */
.page-contact .channel-visual {
  margin-top: clamp(20px, 3vw, 32px);
  border: 2px solid var(--line-strong);
  box-shadow: var(--shadow-hard);
}

.page-contact .channel-visual .img-frame {
  display: block;
  overflow: hidden;
  background: var(--ink);
}

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

.page-contact .channel-visual .img-frame--wide img {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
}

.page-contact .channel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap);
  margin-top: clamp(20px, 3vw, 34px);
}

.page-contact .channel-card {
  position: relative;
  border: 2px solid var(--line-strong);
  background: var(--panel);
  box-shadow: var(--shadow-soft);
  padding: clamp(18px, 2.4vw, 26px);
  overflow: hidden;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 8px;
  background: var(--line-strong);
}

.page-contact .channel-card--mail::before {
  background: var(--laliga);
}

.page-contact .channel-card--phone::before {
  background: var(--seriea);
}

.page-contact .channel-card--addr::before {
  background: var(--epl);
}

.page-contact .channel-card:hover {
  transform: translate(-2px, -2px);
  border-color: var(--white);
  box-shadow: var(--shadow-hard);
}

.page-contact .channel-card__kind {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-contact .channel-card__value {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(17px, 1.8vw, 21px);
  line-height: 1.35;
  color: var(--white);
  word-break: break-word;
}

.page-contact .channel-card__value.data-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(16px, 1.7vw, 20px);
  letter-spacing: 0.02em;
}

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

.page-contact .channel-card__fit {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--white);
}

/* ---------- 分诊 ---------- */
.page-contact .triage {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.6vw, 32px);
  margin-top: clamp(22px, 3vw, 36px);
  align-items: start;
}

.page-contact .triage__rail-label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-contact .triage__list {
  display: grid;
  gap: 10px;
}

.page-contact .triage-tab {
  display: flex;
  align-items: baseline;
  gap: 12px;
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--line-strong);
  border-left-width: 8px;
  background: var(--panel);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
  transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .triage-tab:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.page-contact .triage-tab--errata {
  border-left-color: var(--laliga);
}

.page-contact .triage-tab--roster {
  border-left-color: var(--seriea);
}

.page-contact .triage-tab--rule {
  border-left-color: var(--epl);
}

.page-contact .triage-tab__num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted);
}

.page-contact .triage-tab[aria-selected="true"] {
  background: var(--ink);
  transform: translateX(4px);
  box-shadow: var(--shadow-soft);
}

.page-contact .triage-tab[aria-selected="true"] .triage-tab__num {
  color: var(--lime);
}

.page-contact .triage-panel {
  border: 2px solid var(--line-strong);
  background: var(--panel);
  box-shadow: var(--shadow-soft);
  padding: clamp(20px, 3vw, 34px);
}

.js .page-contact .triage-panel {
  display: none;
}

.js .page-contact .triage-panel.is-active {
  display: block;
}

.page-contact .triage-panel h3 {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(20px, 2.4vw, 26px);
  color: var(--white);
}

.page-contact .triage-panel p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .triage-panel p:last-of-type {
  margin-bottom: 0;
}

.page-contact .checklist {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .checklist__item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: var(--night);
  font-size: 14px;
  line-height: 1.7;
  color: var(--white);
  transition: border-color var(--dur) var(--ease);
}

.page-contact .checklist__item:hover {
  border-color: var(--line-strong);
}

.page-contact .checklist__item input {
  flex: none;
  width: 18px;
  height: 18px;
  margin: 2px 0 0;
  accent-color: var(--lime);
}

.page-contact .checklist__item input:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.page-contact .checklist__item label {
  cursor: pointer;
}

.page-contact .triage-panel .btn-row {
  margin-top: 20px;
}

.page-contact .rule-hint {
  padding: 14px 16px;
  border-left: 3px solid var(--lime);
  background: rgba(200, 255, 61, 0.06);
  color: var(--white) !important;
  font-size: 14px !important;
}

.page-contact .rule-hint strong {
  color: var(--lime);
  font-weight: 700;
}

/* ---------- 服务地区 ---------- */
.page-contact .region {
  position: relative;
  overflow: hidden;
  border: 2px solid var(--line-strong);
  background: var(--ink);
  box-shadow: var(--shadow-hard);
}

.page-contact .region__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.26;
}

.page-contact .region__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 40px);
  padding: clamp(24px, 4vw, 52px);
}

.page-contact .region__text h2 {
  margin: 12px 0 16px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(23px, 3vw, 32px);
  line-height: 1.2;
  color: var(--white);
}

.page-contact .region__text p {
  margin: 0 0 14px;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .region__list {
  margin: 0;
  display: grid;
  gap: 14px;
  padding: clamp(16px, 2.4vw, 24px);
  border: 1px solid var(--line-strong);
  background: rgba(20, 27, 54, 0.86);
}

.page-contact .region__row {
  display: grid;
  gap: 5px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line);
}

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

.page-contact .region__row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-contact .region__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--white);
}

.page-contact .region__row dd.data-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  word-break: break-word;
}

/* ---------- 收尾 ---------- */
.page-contact .contact-foot {
  border: 2px solid var(--line-strong);
  background: var(--panel);
  padding: clamp(20px, 3vw, 32px);
}

.page-contact .contact-foot__title {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(19px, 2.2vw, 24px);
  color: var(--white);
}

.page-contact .contact-foot__desc {
  margin: 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .contact-foot__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-contact .contact-foot__link {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 16px;
  border: 2px solid var(--line-strong);
  color: var(--white);
  font-size: 14px;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .contact-foot__link:hover,
.page-contact .contact-foot__link:focus-visible {
  border-color: var(--lime);
  color: var(--lime);
  background: rgba(200, 255, 61, 0.07);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .channel-card--addr {
    transform: translateY(16px);
  }

  .page-contact .channel-card--addr:hover {
    transform: translate(-2px, 14px);
  }
}

@media (min-width: 920px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.7fr) minmax(250px, 0.9fr);
    align-items: end;
  }

  .page-contact .triage {
    grid-template-columns: minmax(260px, 330px) minmax(0, 1fr);
  }

  .page-contact .triage__rail {
    position: sticky;
    top: var(--pc-sticky-top);
  }

  .page-contact .region__inner {
    grid-template-columns: minmax(0, 1.25fr) minmax(260px, 0.85fr);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .triage-tab,
  .page-contact .contact-foot__link {
    transition: none;
  }

  .page-contact .channel-card:hover,
  .page-contact .channel-card--addr:hover {
    transform: none;
  }
}