.page-contact {
  --c-gap: clamp(18px, 2.6vw, 32px);
  --c-pad: clamp(48px, 7vw, 96px);
  --c-line: rgba(10, 12, 16, 0.14);
  --c-shadow: 6px 6px 0 var(--ink);
  background: var(--paper);
  color: var(--ink);
  overflow-x: hidden;
}

.page-contact .u-index {
  font-family: var(--font-mono);
  font-size: clamp(38px, 7vw, 84px);
  line-height: 0.86;
  font-weight: 800;
  color: transparent;
  -webkit-text-stroke: 2px var(--ink);
  display: block;
  letter-spacing: -0.02em;
}

.page-contact .u-index--light {
  -webkit-text-stroke-color: var(--ice);
}

.page-contact h1,
.page-contact h2,
.page-contact h3 {
  font-family: var(--font-title);
  letter-spacing: -0.015em;
}

.page-contact h1 {
  font-size: clamp(34px, 8vw, 76px);
  line-height: 0.98;
  font-weight: 900;
  margin: 14px 0 0;
}

.page-contact h2 {
  font-size: clamp(24px, 4.4vw, 42px);
  line-height: 1.1;
  font-weight: 800;
  margin: 10px 0 0;
}

.page-contact h3 {
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 800;
  margin: 0 0 10px;
}

/* ---------- 首屏 ---------- */
.page-contact .c-hero {
  position: relative;
  background: var(--space);
  color: var(--paper);
  border-bottom: var(--bw) solid var(--ink);
  padding: calc(var(--masthead-h) + clamp(32px, 6vw, 72px)) 0 clamp(40px, 6vw, 72px);
  background-image:
    linear-gradient(115deg, rgba(11, 27, 58, 0) 58%, rgba(127, 211, 242, 0.14) 58%, rgba(127, 211, 242, 0.14) 74%, rgba(11, 27, 58, 0) 74%),
    repeating-linear-gradient(0deg, rgba(214, 222, 232, 0.05) 0 1px, transparent 1px 46px);
}

.page-contact .c-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 52px);
  align-items: center;
}

.page-contact .c-hero__crumb {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-contact .c-hero__crumb .breadcrumb__link,
.page-contact .c-hero__crumb .breadcrumb__item {
  color: var(--silver);
}

.page-contact .c-hero__crumb .breadcrumb__link:hover,
.page-contact .c-hero__crumb .breadcrumb__link:focus-visible {
  color: var(--ice);
}

.page-contact .c-hero__crumb .breadcrumb__item[aria-current="page"] {
  color: var(--ice);
}

.page-contact .c-hero__eyebrow {
  color: var(--ice);
  border-color: var(--mint);
}

.page-contact .c-hero__lead {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 56ch;
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.75;
  color: var(--silver);
}

.page-contact .c-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3.4vw, 34px);
}

.page-contact .c-hero__figure {
  margin: 0;
  border: var(--bw) solid var(--ink);
  box-shadow: var(--shadow-hard);
  background: var(--penguin);
  position: relative;
}

.page-contact .c-hero__figure::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 6px;
  background: linear-gradient(90deg, var(--mint) 0 25%, var(--ice) 25% 55%, var(--orange) 55% 72%, transparent 72%);
}

.page-contact .c-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-contact .c-hero__caption {
  padding: 10px 14px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--silver);
  background: rgba(10, 12, 16, 0.72);
  border-top: var(--bw) solid var(--ink);
}

/* ---------- 通用 section head ---------- */
.page-contact .section-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  align-items: start;
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-contact .section-head__meta {
  margin: 10px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.7;
  color: var(--steel);
}

/* ---------- 01 联系方式 ---------- */
.page-contact .c-channel {
  padding: var(--c-pad) 0;
  border-bottom: var(--bw) solid var(--ink);
}

.page-contact .c-channel__head .u-eyebrow {
  color: var(--penguin);
}

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

.page-contact .c-card {
  position: relative;
  background: var(--white);
  border: var(--bw) solid var(--ink);
  box-shadow: var(--c-shadow);
  padding: clamp(22px, 3vw, 32px);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease);
}

.page-contact .c-card:hover,
.page-contact .c-card:focus-within {
  transform: translate(-3px, -3px);
  box-shadow: 10px 10px 0 var(--penguin);
}

.page-contact .c-card--mail {
  border-top: 8px solid var(--ice);
}

.page-contact .c-card--phone {
  border-top: 8px solid var(--mint);
}

.page-contact .c-card--addr {
  border-top: 8px solid var(--orange);
}

.page-contact .c-card__glyph {
  display: inline-flex;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border: var(--bw) solid var(--ink);
  background: var(--paper);
  color: var(--space);
}

.page-contact .c-card__glyph svg {
  width: 22px;
  height: 22px;
  display: block;
}

.page-contact .c-card__tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--steel);
  text-transform: uppercase;
}

.page-contact .c-card__title {
  margin: 0;
}

.page-contact .c-card__value {
  margin: 0;
  font-size: clamp(16px, 2.2vw, 21px);
  font-weight: 700;
  color: var(--penguin);
  word-break: break-word;
  line-height: 1.4;
}

.page-contact .c-card__value--text {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.65;
  color: var(--ink);
}

.page-contact .c-card__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--steel);
  flex: 1;
}

.page-contact .c-card .btn {
  align-self: flex-start;
  margin-top: 6px;
}

/* ---------- 02 合作类型 ---------- */
.page-contact .c-types {
  padding: var(--c-pad) 0;
  background: var(--silver);
  border-bottom: var(--bw) solid var(--ink);
}

.page-contact .c-types__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

.page-contact .c-types__head .u-eyebrow {
  color: var(--penguin);
}

.page-contact .c-types__lead {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--steel);
  max-width: 40ch;
}

.page-contact .c-types__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--c-gap);
  counter-reset: none;
}

.page-contact .c-types__item {
  background: var(--white);
  border: var(--bw) solid var(--ink);
  border-left: 8px solid var(--space);
  padding: clamp(20px, 2.6vw, 28px);
  box-shadow: 5px 5px 0 rgba(10, 12, 16, 0.18);
  transition: transform 0.2s var(--ease), border-left-color 0.2s var(--ease);
}

.page-contact .c-types__item:hover,
.page-contact .c-types__item:focus-within {
  transform: translateX(4px);
  border-left-color: var(--mint);
}

.page-contact .c-types__num {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--paper);
  background: var(--space);
  padding: 3px 10px;
  margin-bottom: 12px;
}

.page-contact .c-types__title {
  margin: 0 0 8px;
}

.page-contact .c-types__desc {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.75;
}

.page-contact .c-types__need {
  margin: 0;
  padding-top: 12px;
  border-top: 1px dashed rgba(107, 122, 144, 0.55);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--steel);
}

/* ---------- 03 响应时间 ---------- */
.page-contact .c-response {
  padding: var(--c-pad) 0;
  background: var(--penguin);
  color: var(--paper);
  border-bottom: var(--bw) solid var(--ink);
}

.page-contact .c-response__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 54px);
  align-items: start;
}

.page-contact .c-response__eyebrow {
  color: var(--mint);
  border-color: var(--orange);
  margin-top: 18px;
}

.page-contact .c-response__lead {
  margin: 14px 0 0;
  max-width: 52ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--silver);
}

.page-contact .c-hours {
  margin: clamp(22px, 3.4vw, 34px) 0 0;
  border: var(--bw) solid var(--ink);
  background: var(--space);
}

.page-contact .c-hours__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 16px 18px;
  border-bottom: 1px solid rgba(214, 222, 232, 0.22);
  border-left: 6px solid var(--orange);
}

.page-contact .c-hours__row:last-child {
  border-bottom: 0;
}

.page-contact .c-hours__row--match {
  border-left-color: var(--mint);
}

.page-contact .c-hours__key {
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--ice);
}

.page-contact .c-hours__val {
  font-size: clamp(20px, 3.4vw, 32px);
  font-weight: 700;
  color: var(--paper);
  line-height: 1.15;
}

.page-contact .c-hours__row--match .c-hours__val {
  color: var(--mint);
}

.page-contact .c-hours__note {
  font-size: 13px;
  color: var(--silver);
}

.page-contact .c-response__stats {
  margin: clamp(22px, 3.4vw, 32px) 0 0;
  display: grid;
  gap: 16px;
}

.page-contact .c-response__stat dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ice);
  margin-bottom: 6px;
}

.page-contact .c-response__stat dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--silver);
}

.page-contact .c-response__num {
  font-size: 22px;
  font-weight: 700;
  color: var(--mint);
}

.page-contact .c-response__figure {
  margin: 0;
  border: var(--bw) solid var(--ink);
  background: var(--space);
  box-shadow: 8px 8px 0 rgba(10, 12, 16, 0.45);
}

.page-contact .c-response__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 5;
  object-fit: cover;
}

.page-contact .c-response__caption {
  padding: 10px 14px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--silver);
  border-top: var(--bw) solid var(--ink);
}

/* ---------- 04 到访 ---------- */
.page-contact .c-visit {
  padding: var(--c-pad) 0;
  border-bottom: var(--bw) solid var(--ink);
  background: var(--paper);
}

.page-contact .c-visit__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 44px);
  align-items: start;
}

.page-contact .c-visit__head .u-eyebrow {
  color: var(--penguin);
}

.page-contact .c-visit__addr {
  margin: 0 0 clamp(18px, 2.6vw, 26px);
  padding: 14px 16px;
  font-size: clamp(14px, 1.6vw, 16px);
  font-weight: 700;
  line-height: 1.6;
  color: var(--ink);
  background: var(--silver);
  border: var(--bw) solid var(--ink);
  border-left: 8px solid var(--orange);
  word-break: break-word;
}

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

.page-contact .c-visit__list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink);
}

.page-contact .c-visit__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 10px;
  height: 10px;
  background: var(--mint);
  border: 2px solid var(--ink);
}

.page-contact .c-visit__list strong {
  color: var(--penguin);
}

/* ---------- 05 快捷联络 ---------- */
.page-contact .c-quick {
  padding: var(--c-pad) 0;
  background: var(--space);
  color: var(--paper);
  border-bottom: var(--bw) solid var(--ink);
  background-image: repeating-linear-gradient(135deg, rgba(127, 211, 242, 0.07) 0 2px, transparent 2px 18px);
}

.page-contact .c-quick__head {
  margin-bottom: clamp(24px, 3.6vw, 40px);
}

.page-contact .c-quick__eyebrow {
  color: var(--mint);
  border-color: var(--mint);
}

.page-contact .c-quick .section-head__title {
  color: var(--paper);
}

.page-contact .c-quick .section-head__meta {
  color: var(--silver);
}

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

.page-contact .c-tile {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(22px, 3vw, 34px);
  background: var(--penguin);
  border: var(--bw) solid var(--ink);
  box-shadow: var(--shadow-hard);
  color: var(--paper);
  text-decoration: none;
  transition: transform 0.2s var(--ease), background-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-contact .c-tile:hover,
.page-contact .c-tile:focus-visible {
  transform: translate(-4px, -4px);
  box-shadow: 10px 10px 0 var(--ink);
}

.page-contact .c-tile--mail:hover,
.page-contact .c-tile--mail:focus-visible {
  background: var(--ice);
  color: var(--space);
}

.page-contact .c-tile--tel:hover,
.page-contact .c-tile--tel:focus-visible {
  background: var(--mint);
  color: var(--space);
}

.page-contact .c-tile:focus-visible {
  outline: 3px solid var(--mint);
  outline-offset: 3px;
}

.page-contact .c-tile__label {
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--ice);
}

.page-contact .c-tile:hover .c-tile__label,
.page-contact .c-tile:focus-visible .c-tile__label {
  color: currentColor;
}

.page-contact .c-tile__value {
  font-size: clamp(17px, 2.6vw, 27px);
  font-weight: 700;
  word-break: break-word;
  line-height: 1.25;
}

.page-contact .c-tile__hint {
  font-size: 13px;
  color: var(--silver);
}

.page-contact .c-tile:hover .c-tile__hint,
.page-contact .c-tile:focus-visible .c-tile__hint {
  color: currentColor;
}

.page-contact .c-quick__foot {
  margin: clamp(22px, 3.4vw, 34px) 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--silver);
}

.page-contact .c-quick__foot a {
  color: var(--mint);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .c-quick__foot a:hover,
.page-contact .c-quick__foot a:focus-visible {
  color: var(--ice);
}

/* ---------- 06 备案 ---------- */
.page-contact .c-legal {
  padding: var(--c-pad) 0;
  background: var(--white);
}

.page-contact .c-legal__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.6vw, 48px);
  align-items: start;
}

.page-contact .c-legal__main .u-eyebrow {
  color: var(--penguin);
  margin-top: 16px;
}

.page-contact .c-legal__desc {
  margin: 14px 0 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--steel);
}

.page-contact .c-legal__table {
  margin: 0;
  border: var(--bw) solid var(--ink);
  border-top: 8px solid var(--penguin);
  background: var(--paper);
  box-shadow: var(--c-shadow);
}

.page-contact .c-legal__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--c-line);
}

.page-contact .c-legal__row:last-child {
  border-bottom: 0;
}

.page-contact .c-legal__row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--steel);
}

.page-contact .c-legal__row dd {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  word-break: break-word;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 760px) {
  .page-contact .c-channel__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .c-channel__grid .c-card--addr {
    grid-column: 1 / -1;
  }

  .page-contact .c-hours__row {
    grid-template-columns: 120px minmax(0, 1fr) auto;
    align-items: center;
    gap: 16px;
  }

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

  .page-contact .c-legal__row {
    grid-template-columns: 150px minmax(0, 1fr);
    align-items: baseline;
    gap: 20px;
  }
}

@media (min-width: 980px) {
  .page-contact .c-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: center;
  }

  .page-contact .section-head {
    grid-template-columns: auto minmax(0, 1fr);
    gap: clamp(20px, 3vw, 40px);
    align-items: start;
  }

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

  .page-contact .c-channel__grid .c-card--addr {
    grid-column: auto;
  }

  .page-contact .c-types__grid {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  }

  .page-contact .c-types__head {
    position: sticky;
    top: calc(var(--masthead-h) + 28px);
  }

  .page-contact .c-response__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }

  .page-contact .c-response__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .page-contact .c-visit__grid {
    grid-template-columns: minmax(0, 0.66fr) minmax(0, 1.34fr);
  }

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

@media (min-width: 1280px) {
  .page-contact .c-hero__grid {
    gap: clamp(48px, 5vw, 88px);
  }

  .page-contact .c-visit__grid {
    grid-template-columns: minmax(0, 0.58fr) minmax(0, 1.42fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .c-card,
  .page-contact .c-types__item,
  .page-contact .c-tile {
    transition: none;
  }

  .page-contact .c-card:hover,
  .page-contact .c-card:focus-within,
  .page-contact .c-types__item:hover,
  .page-contact .c-types__item:focus-within,
  .page-contact .c-tile:hover,
  .page-contact .c-tile:focus-visible {
    transform: none;
  }
}