.page-contact {
  --pc-gap: clamp(28px, 4vw, 56px);
  --pc-radius: 14px;
  --pc-ink-soft: rgba(14, 27, 51, .72);
  --pc-ink-faint: rgba(14, 27, 51, .54);
  --pc-ease: cubic-bezier(.22, .61, .36, 1);
  background: var(--c-paper);
  color: var(--c-navy);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  background: var(--c-navy);
  color: var(--c-paper);
  padding: clamp(28px, 4vw, 48px) 0 clamp(44px, 6.5vw, 92px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -35%;
  right: -20%;
  width: 66%;
  height: 170%;
  background: linear-gradient(150deg, rgba(196, 103, 44, .34), rgba(79, 168, 206, .1) 58%, transparent 82%);
  clip-path: polygon(48% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--line-dark);
}

.page-contact .breadcrumb {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--ff-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: rgba(199, 205, 214, .68);
  margin-bottom: clamp(26px, 4vw, 48px);
}

.page-contact .breadcrumb a {
  color: rgba(199, 205, 214, .9);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .24s var(--pc-ease), border-color .24s var(--pc-ease);
}

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

.page-contact .breadcrumb-sep {
  color: rgba(199, 205, 214, .36);
}

.page-contact .contact-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 4vw, 52px);
}

.page-contact .contact-hero-copy .eyebrow {
  color: var(--c-copper-lit);
}

.page-contact .contact-hero h1 {
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: clamp(29px, 5.2vw, 58px);
  line-height: 1.18;
  letter-spacing: .005em;
  margin: 14px 0 0;
  max-width: 19ch;
}

.page-contact .contact-hero-lead {
  margin: 20px 0 0;
  max-width: 44ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.88;
  color: rgba(242, 244, 247, .78);
}

.page-contact .contact-hero-facts {
  display: grid;
  gap: 16px;
  padding-left: clamp(16px, 2.4vw, 30px);
  border-left: 1px solid var(--line-dark);
  align-content: end;
}

.page-contact .hero-fact {
  display: grid;
  gap: 3px;
}

.page-contact .hero-fact-num {
  font-family: var(--ff-mono);
  font-size: clamp(24px, 2.8vw, 34px);
  font-weight: 600;
  line-height: 1;
  color: var(--c-copper-lit);
  letter-spacing: -.01em;
}

.page-contact .hero-fact-label {
  font-family: var(--ff-mono);
  font-size: 11.5px;
  letter-spacing: .13em;
  color: rgba(199, 205, 214, .66);
}

/* ---------- 主体骨架 ---------- */

.page-contact .contact-body {
  padding: clamp(48px, 7vw, 96px) 0 clamp(40px, 5vw, 72px);
}

.page-contact .contact-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
}

.page-contact .contact-main {
  display: grid;
  gap: clamp(40px, 6vw, 76px);
  min-width: 0;
}

.page-contact .contact-rail {
  display: grid;
  gap: 18px;
  align-content: start;
  min-width: 0;
}

/* ---------- 区块标题 ---------- */

.page-contact .pc-head {
  max-width: 52ch;
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-contact .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--ff-mono);
  font-size: 11.5px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--c-copper);
  margin: 0;
}

.page-contact .eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: currentColor;
}

.page-contact .eyebrow--dark {
  color: var(--c-ice);
}

.page-contact .pc-head h2 {
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: clamp(22px, 2.9vw, 33px);
  line-height: 1.26;
  letter-spacing: .005em;
  margin: 12px 0 0;
  color: var(--c-navy);
}

.page-contact .pc-head-note {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pc-ink-soft);
}

/* ---------- 咨询方向选择器 ---------- */

.page-contact .inq-visual {
  margin: 0 0 clamp(24px, 3.4vw, 38px);
  border-radius: var(--pc-radius);
  overflow: hidden;
  background: var(--c-navy);
  position: relative;
}

.page-contact .inq-visual img {
  display: block;
  width: 100%;
  aspect-ratio: 5 / 3;
  height: auto;
  object-fit: cover;
}

.page-contact .inq-visual figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 14px clamp(16px, 2.4vw, 24px);
  font-family: var(--ff-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--c-paper);
  background: linear-gradient(180deg, rgba(6, 11, 20, 0), rgba(6, 11, 20, .82));
}

.page-contact .inq-switch {
  position: relative;
}

.page-contact .inq-radio {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  opacity: 0;
  clip-path: inset(50%);
}

.page-contact .inq-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(18px, 2.4vw, 26px);
}

.page-contact .inq-labels label {
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
  padding: 11px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--c-navy);
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  transition: background .26s var(--pc-ease), color .26s var(--pc-ease),
              border-color .26s var(--pc-ease), transform .26s var(--pc-ease);
}

.page-contact .inq-labels label:hover {
  border-color: var(--c-copper);
  transform: translateY(-2px);
}

.page-contact .inq-idx {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--c-numeral);
}

.page-contact .inq-radio:focus-visible + .inq-radio + .inq-radio + .inq-labels,
.page-contact .inq-labels label:focus-within {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
}

.page-contact #inq-1:checked ~ .inq-labels label[for="inq-1"],
.page-contact #inq-2:checked ~ .inq-labels label[for="inq-2"],
.page-contact #inq-3:checked ~ .inq-labels label[for="inq-3"] {
  background: var(--c-navy);
  border-color: var(--c-navy);
  color: var(--c-paper);
}

.page-contact #inq-1:checked ~ .inq-labels label[for="inq-1"] .inq-idx,
.page-contact #inq-2:checked ~ .inq-labels label[for="inq-2"] .inq-idx,
.page-contact #inq-3:checked ~ .inq-labels label[for="inq-3"] .inq-idx {
  color: var(--c-copper-lit);
}

.page-contact .inq-panel {
  display: none;
}

.page-contact #inq-1:checked ~ .inq-panels .inq-panel--1,
.page-contact #inq-2:checked ~ .inq-panels .inq-panel--2,
.page-contact #inq-3:checked ~ .inq-panels .inq-panel--3 {
  display: block;
  animation: pc-panel-in .34s var(--pc-ease) both;
}

@keyframes pc-panel-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

.page-contact .inq-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--pc-radius);
  padding: clamp(20px, 3vw, 34px);
  box-shadow: 0 1px 0 rgba(14, 27, 51, .04);
}

.page-contact .inq-panel--1 { --pc-accent: var(--c-copper); }
.page-contact .inq-panel--2 { --pc-accent: var(--c-ice); }
.page-contact .inq-panel--3 { --pc-accent: var(--c-mint); }

.page-contact .inq-panel h3 {
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.4;
  letter-spacing: .005em;
  margin: 0 0 18px;
  color: var(--c-navy);
}

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

.page-contact .prep-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
  padding: 12px 15px;
  background: var(--c-paper);
  border-left: 3px solid var(--pc-accent, var(--c-copper));
  border-radius: 0 10px 10px 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--pc-ink-soft);
}

.page-contact .prep-idx {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--pc-accent, var(--c-copper));
  padding-top: 5px;
}

.page-contact .panel-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
  font-family: var(--ff-mono);
  font-size: 12px;
  letter-spacing: .03em;
  color: var(--c-numeral);
}

/* ---------- 联系方式 ---------- */

.page-contact .channel-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .channel {
  position: relative;
  display: grid;
  gap: 7px;
  padding: 20px 22px 20px 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--pc-radius);
  overflow: hidden;
  min-width: 0;
}

.page-contact .channel::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: var(--grad-copper);
}

.page-contact .channel--mail::before { background: var(--grad-copper); }
.page-contact .channel--tel::before { background: var(--grad-ice); }
.page-contact .channel--hours::before { background: linear-gradient(120deg, var(--c-mint), var(--c-ice)); }

.page-contact .channel-kicker {
  font-family: var(--ff-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--c-numeral);
}

.page-contact .channel-value {
  margin: 0;
  font-family: var(--ff-mono);
  font-size: clamp(15px, 2.1vw, 20px);
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: -.005em;
  color: var(--c-navy);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .channel-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--pc-ink-soft);
}

/* ---------- 右侧抽屉 ---------- */

.page-contact .drawer {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--pc-radius);
  overflow: hidden;
}

.page-contact .drawer-item + .drawer-item {
  border-top: 1px solid var(--line);
}

.page-contact .drawer-item summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--ff-display);
  font-size: 15px;
  letter-spacing: .01em;
  color: var(--c-navy);
  transition: background .24s var(--pc-ease);
}

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

.page-contact .drawer-item summary:hover {
  background: var(--c-paper);
}

.page-contact .drawer-item summary::after {
  content: "";
  width: 8px;
  height: 8px;
  border-right: 1.5px solid var(--c-numeral);
  border-bottom: 1.5px solid var(--c-numeral);
  transform: rotate(45deg);
  transition: transform .3s var(--pc-ease);
}

.page-contact .drawer-item[open] summary::after {
  transform: rotate(-135deg);
}

.page-contact .drawer-idx {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--c-copper);
}

.page-contact .drawer-body {
  margin: 0 10px 10px;
  padding: 15px 16px;
  background: var(--c-paper);
  border-radius: 10px;
  font-size: 14px;
  line-height: 1.82;
  color: var(--pc-ink-soft);
  animation: pc-panel-in .3s var(--pc-ease) both;
}

.page-contact .drawer-body p {
  margin: 0;
}

.page-contact .drawer-link {
  display: inline-block;
  margin-top: 12px;
  font-family: var(--ff-mono);
  font-size: 12.5px;
  letter-spacing: .03em;
  color: var(--c-navy);
  text-decoration: none;
  border-bottom: 1px solid var(--c-copper);
  padding-bottom: 2px;
  transition: color .24s var(--pc-ease), border-color .24s var(--pc-ease);
}

.page-contact .drawer-link:hover,
.page-contact .drawer-link:focus-visible {
  color: var(--c-copper);
  border-bottom-color: var(--c-cyan);
}

/* ---------- 年份刻度 ---------- */

.page-contact .year-rail {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--pc-radius);
  background: linear-gradient(180deg, #fff, var(--c-paper));
}

.page-contact .year-rail-cap {
  margin: 0;
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-numeral);
}

.page-contact .year-rail-range {
  margin: 8px 0 0;
  font-family: var(--ff-mono);
  font-size: clamp(18px, 2.2vw, 23px);
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--c-navy);
}

.page-contact .year-rail-scale {
  height: 8px;
  margin: 14px 0 12px;
  background:
    repeating-linear-gradient(90deg,
      rgba(14, 27, 51, .34) 0 1px,
      transparent 1px 10%),
    linear-gradient(90deg, var(--c-copper) 0%, var(--c-ice) 100%);
  background-size: 10% 6px, 100% 2px;
  background-position: 0 0, 0 3px;
  background-repeat: repeat-x, no-repeat;
}

.page-contact .year-rail-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--pc-ink-faint);
}

/* ---------- 服务中心 ---------- */

.page-contact .loc {
  background: #fff;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: clamp(46px, 6.5vw, 88px) 0;
}

.page-contact .loc-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 56px);
  align-items: center;
}

.page-contact .loc-media {
  margin: 0;
  border-radius: var(--pc-radius);
  overflow: hidden;
  background: var(--c-navy);
}

.page-contact .loc-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .loc-copy h2 {
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: clamp(22px, 2.9vw, 33px);
  line-height: 1.28;
  margin: 12px 0 0;
  color: var(--c-navy);
}

.page-contact .loc-address {
  margin: 20px 0 0;
  padding: 14px 16px;
  background: var(--c-paper);
  border-left: 3px solid var(--c-copper);
  border-radius: 0 10px 10px 0;
  font-family: var(--ff-mono);
  font-size: 14.5px;
  line-height: 1.7;
  letter-spacing: .01em;
  color: var(--c-navy);
}

.page-contact .loc-copy > p:last-child {
  margin: 18px 0 0;
  font-size: 15px;
  line-height: 1.86;
  color: var(--pc-ink-soft);
}

/* ---------- 响应节奏 ---------- */

.page-contact .rhythm {
  background: var(--c-navy);
  color: var(--c-paper);
  padding: clamp(46px, 6.5vw, 88px) 0;
}

.page-contact .pc-head--dark {
  max-width: 40ch;
}

.page-contact .pc-head--dark .eyebrow {
  color: var(--c-copper-lit);
}

.page-contact .pc-head--dark h2 {
  color: var(--c-paper);
}

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

.page-contact .rhythm-item {
  background: var(--c-navy);
  padding: clamp(22px, 3vw, 34px);
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-contact .rhythm-num {
  font-family: var(--ff-mono);
  font-size: clamp(24px, 3.2vw, 38px);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--c-copper-lit);
}

.page-contact .rhythm-label {
  font-family: var(--ff-display);
  font-size: 15px;
  letter-spacing: .02em;
  color: var(--c-paper);
}

.page-contact .rhythm-item p {
  margin: 4px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(242, 244, 247, .7);
}

/* ---------- 地区与备案 ---------- */

.page-contact .region {
  padding: clamp(36px, 5vw, 64px) 0 clamp(44px, 6vw, 76px);
}

.page-contact .region-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 40px);
  align-items: end;
}

.page-contact .region-copy h2 {
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: clamp(20px, 2.5vw, 27px);
  line-height: 1.3;
  margin: 0 0 14px;
  color: var(--c-navy);
}

.page-contact .region-copy p {
  margin: 0;
  max-width: 56ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--pc-ink-soft);
}

.page-contact .region-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  font-family: var(--ff-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--c-numeral);
}

.page-contact .region-meta a {
  color: var(--c-numeral);
  text-decoration: none;
  border-bottom: 1px solid rgba(122, 134, 153, .5);
  transition: color .24s var(--pc-ease), border-color .24s var(--pc-ease);
}

.page-contact .region-meta a:hover,
.page-contact .region-meta a:focus-visible {
  color: var(--c-copper);
  border-bottom-color: var(--c-copper);
}

/* ---------- 响应式 ---------- */

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

  .page-contact .channel--hours {
    grid-column: 1 / -1;
  }

  .page-contact .rhythm-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .region-inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  }
}

@media (min-width: 980px) {
  .page-contact .contact-hero-inner {
    grid-template-columns: minmax(0, 1.62fr) minmax(230px, .82fr);
    align-items: end;
  }

  .page-contact .contact-split {
    grid-template-columns: minmax(0, 1.85fr) minmax(290px, 1fr);
    align-items: start;
  }

  .page-contact .contact-rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-contact .loc-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  }

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

@media (max-width: 979px) {
  .page-contact .contact-rail {
    order: -1;
  }

  .page-contact .contact-body {
    padding-top: clamp(38px, 6vw, 56px);
  }
}

@media (min-width: 1200px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(0, 2fr) minmax(310px, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .inq-panel,
  .page-contact .drawer-body {
    animation: none;
  }

  .page-contact .inq-labels label:hover {
    transform: none;
  }
}