.page-contact {
  --pc-pad: clamp(18px, 4vw, 40px);
  --pc-rhythm: clamp(52px, 8vw, 104px);
  --pc-gap: clamp(16px, 2.2vw, 26px);
  --pc-max: 1320px;
  background: var(--ink);
  color: var(--body-text);
  font-family: var(--font-body);
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-contact .contact-crumb {
  padding: 22px var(--pc-pad) 0;
}

.page-contact .contact-crumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  max-width: var(--pc-max);
  margin: 0 auto;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
}

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

.page-contact .contact-crumb a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .contact-crumb a:hover,
.page-contact .contact-crumb a:focus-visible {
  color: var(--home);
  border-bottom-color: var(--home);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-top: var(--pc-rhythm);
}

.page-contact .contact-hero__copy {
  max-width: var(--pc-max);
  margin: 0 auto;
  padding: 0 var(--pc-pad) clamp(30px, 4vw, 52px);
}

.page-contact .contact-hero__kicker {
  display: inline-block;
  margin: 0 0 22px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  background: rgba(200, 255, 61, .05);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--home);
  text-transform: uppercase;
}

.page-contact .contact-hero h1 {
  margin: 0 0 22px;
  max-width: 15ch;
  font-family: var(--font-cond);
  font-weight: 800;
  font-size: clamp(34px, 6vw, 72px);
  line-height: 1.04;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .contact-hero__lead {
  max-width: 62ch;
  margin: 0 0 clamp(26px, 3vw, 40px);
  font-size: clamp(15px, 1.1vw, 17px);
  line-height: 1.78;
  color: var(--body-text);
}

.page-contact .contact-hero__quick {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
  max-width: 780px;
}

.page-contact .contact-hero__quick li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 20px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-hero__quick-k {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
}

.page-contact .contact-hero__quick-v {
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.3vw, 17px);
  color: var(--home);
  word-break: break-word;
  font-variant-numeric: tabular-nums;
}

.page-contact .contact-hero__quick-v--num {
  font-size: clamp(20px, 2.4vw, 30px);
  letter-spacing: .01em;
}

.page-contact .contact-hero__band {
  position: relative;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  background: var(--pitch);
}

.page-contact .contact-hero__band img {
  display: block;
  width: 100%;
  height: clamp(180px, 26vw, 340px);
  object-fit: cover;
  filter: saturate(.5) contrast(.95) brightness(.85);
}

.page-contact .contact-hero__band::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(36, 51, 43, .4) 1px, transparent 1px),
    linear-gradient(180deg, rgba(36, 51, 43, .4) 1px, transparent 1px);
  background-size: 52px 52px;
  pointer-events: none;
}

.page-contact .contact-hero__band-cap {
  position: absolute;
  left: var(--pc-pad);
  bottom: 14px;
  z-index: 1;
  padding: 4px 10px;
  border: 1px solid var(--line);
  background: rgba(11, 15, 13, .72);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--muted);
}

/* ---------- 三条基础线路 ---------- */
.page-contact .contact-channels {
  padding: var(--pc-rhythm) var(--pc-pad);
  background: var(--ink);
}

.page-contact .contact-channels__inner {
  max-width: var(--pc-max);
  margin: 0 auto;
}

.page-contact .contact-channels__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 12px 28px;
  margin-bottom: clamp(28px, 4vw, 48px);
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

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

.page-contact .contact-channels__head h2 {
  flex: 1 1 260px;
  margin: 0;
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: clamp(24px, 3.4vw, 42px);
  line-height: 1.08;
  letter-spacing: -.005em;
  color: var(--paper);
}

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

.page-contact .contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(24px, 3vw, 34px);
  background: var(--pitch);
  border: 1px solid var(--line);
  box-shadow: var(--slab-shadow);
  transition: background .18s var(--ease), transform .18s var(--ease);
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  height: 3px;
}

.page-contact .contact-card--mail::before { width: 84px; background: var(--home); }
.page-contact .contact-card--tel::before { width: 56px; background: var(--away); }
.page-contact .contact-card--addr::before { width: 40px; background: var(--data); }

.page-contact .contact-card:hover {
  background: var(--hover);
}

.page-contact .contact-card__idx {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--muted);
}

.page-contact .contact-card h3 {
  margin: 0;
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: clamp(20px, 2vw, 24px);
  letter-spacing: .01em;
  color: var(--paper);
}

.page-contact .contact-card__val {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.2vw, 16px);
  line-height: 1.55;
  color: var(--home);
  word-break: break-word;
  font-variant-numeric: tabular-nums;
}

.page-contact .contact-card--tel .contact-card__val--big {
  font-size: clamp(24px, 3vw, 38px);
  line-height: 1.1;
  letter-spacing: .01em;
  color: var(--away);
}

.page-contact .contact-card--addr .contact-card__val--addr {
  color: var(--data);
  font-size: clamp(14px, 1.4vw, 17px);
  line-height: 1.7;
  font-family: var(--font-body);
}

.page-contact .contact-card__note {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--muted);
}

/* ---------- 按诉求分拣 ---------- */
.page-contact .contact-demand {
  padding: var(--pc-rhythm) var(--pc-pad);
  background: var(--pitch);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-demand__inner {
  max-width: var(--pc-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 4vw, 58px);
}

.page-contact .contact-demand__kicker,
.page-contact .contact-pace__kicker,
.page-contact .contact-next__kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--home);
  text-transform: uppercase;
}

.page-contact .contact-demand__intro h2 {
  margin: 0 0 18px;
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: clamp(24px, 3.6vw, 42px);
  line-height: 1.08;
  color: var(--paper);
}

.page-contact .contact-demand__text {
  margin: 0 0 clamp(24px, 3vw, 36px);
  max-width: 44ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--body-text);
}

.page-contact .contact-demand__fig {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink);
}

.page-contact .contact-demand__fig img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  height: auto;
  object-fit: cover;
  filter: saturate(.6);
}

.page-contact .contact-demand__fig figcaption {
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-contact .contact-demand__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
  align-content: start;
}

.page-contact .demand-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 2.4vw, 30px) clamp(20px, 2.4vw, 32px);
  background: var(--ink);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  transition: transform .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .demand-card:nth-child(1) { border-left-color: var(--muted); }
.page-contact .demand-card:nth-child(2) { border-left-color: var(--away); }
.page-contact .demand-card:nth-child(3) { border-left-color: var(--data); }
.page-contact .demand-card:nth-child(4) { border-left-color: var(--home); }

.page-contact .demand-card:hover {
  transform: translateX(4px);
}

.page-contact .demand-card .tag {
  align-self: flex-start;
}

.page-contact .demand-card h3 {
  margin: 0;
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: clamp(18px, 1.6vw, 22px);
  line-height: 1.24;
  letter-spacing: .005em;
  color: var(--paper);
}

.page-contact .demand-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.74;
  color: var(--body-text);
}

.page-contact .demand-card .demand-card__prep {
  margin-top: 6px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.7;
  letter-spacing: .01em;
  color: var(--muted);
}

/* ---------- 响应节奏 ---------- */
.page-contact .contact-pace {
  padding: var(--pc-rhythm) var(--pc-pad);
  background: var(--paper);
  color: var(--pitch);
}

.page-contact .contact-pace__inner {
  max-width: var(--pc-max);
  margin: 0 auto;
}

.page-contact .contact-pace__kicker {
  color: var(--turf);
}

.page-contact .contact-pace__head h2 {
  margin: 0;
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: clamp(24px, 3.6vw, 42px);
  line-height: 1.08;
  color: var(--pitch);
}

.page-contact .contact-pace__steps {
  display: grid;
  gap: 0;
  margin: clamp(28px, 4vw, 48px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-pace__steps li {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  grid-template-areas:
    "num title"
    "num desc";
  column-gap: 18px;
  row-gap: 6px;
  padding: clamp(20px, 2.6vw, 30px) 0;
  border-top: 1px solid rgba(16, 35, 26, .18);
  align-items: start;
}

.page-contact .contact-pace__num {
  grid-area: num;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(26px, 3.4vw, 42px);
  line-height: .9;
  letter-spacing: -.02em;
  color: var(--turf);
  font-variant-numeric: tabular-nums;
}

.page-contact .contact-pace__steps h3 {
  grid-area: title;
  margin: 0;
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: clamp(17px, 1.6vw, 21px);
  line-height: 1.24;
  color: var(--turf);
}

.page-contact .contact-pace__steps p {
  grid-area: desc;
  margin: 0;
  max-width: 66ch;
  font-size: 14.6px;
  line-height: 1.76;
  color: #2c3d33;
}

/* ---------- 继续了解 ---------- */
.page-contact .contact-next {
  padding: var(--pc-rhythm) var(--pc-pad) calc(var(--pc-rhythm) + 12px);
  background: var(--ink);
}

.page-contact .contact-next__inner {
  max-width: var(--pc-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 3.4vw, 48px);
}

.page-contact .contact-next__head h2 {
  margin: 0 0 16px;
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: clamp(24px, 3.4vw, 40px);
  line-height: 1.08;
  color: var(--paper);
}

.page-contact .contact-next__text {
  margin: 0;
  max-width: 40ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--body-text);
}

.page-contact .contact-next__links {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--line);
}

.page-contact .contact-next__link {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  column-gap: 16px;
  row-gap: 4px;
  padding: 18px 4px;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  transition: background .18s var(--ease), padding-left .18s var(--ease);
}

.page-contact .contact-next__link-idx {
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--muted);
  padding-top: 2px;
}

.page-contact .contact-next__link-label {
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: clamp(18px, 1.8vw, 22px);
  letter-spacing: .01em;
  color: var(--paper);
}

.page-contact .contact-next__link-desc {
  font-size: 13.6px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .contact-next__link:hover,
.page-contact .contact-next__link:focus-visible {
  background: var(--turf);
  padding-left: 14px;
}

.page-contact .contact-next__link:hover .contact-next__link-label,
.page-contact .contact-next__link:focus-visible .contact-next__link-label {
  color: var(--home);
}

.page-contact .contact-next__link:hover .contact-next__link-idx,
.page-contact .contact-next__link:focus-visible .contact-next__link-idx {
  color: var(--home);
}

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

/* ---------- 滚动显现（渐进增强） ---------- */
.js .page-contact [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .32s var(--ease), transform .32s var(--ease);
}

.js .page-contact [data-reveal-delay="60"] { transition-delay: 60ms; }
.js .page-contact [data-reveal-delay="80"] { transition-delay: 80ms; }
.js .page-contact [data-reveal-delay="120"] { transition-delay: 120ms; }
.js .page-contact [data-reveal-delay="160"] { transition-delay: 160ms; }
.js .page-contact [data-reveal-delay="180"] { transition-delay: 180ms; }

.js .page-contact [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-channels__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-contact .contact-card--mail { grid-column: 1 / span 5; }
  .page-contact .contact-card--tel { grid-column: 6 / span 3; }
  .page-contact .contact-card--addr { grid-column: 9 / span 4; }

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

  .page-contact .contact-pace__steps li {
    grid-template-columns: 84px minmax(200px, 260px) minmax(0, 1fr);
    grid-template-areas: "num title desc";
    column-gap: clamp(18px, 3vw, 40px);
    align-items: baseline;
  }

  .page-contact .contact-next__inner {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    align-items: start;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-contact .contact-demand__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-contact .contact-demand__list {
    grid-template-columns: 1fr;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .js .page-contact [data-reveal],
  .js .page-contact [data-reveal].is-in {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-contact .contact-card,
  .page-contact .demand-card,
  .page-contact .contact-next__link {
    transition: none;
  }

  .page-contact .demand-card:hover {
    transform: none;
  }
}