/* ==========================================================
   联系入口 /reach-us/
   页面作用域：.page-contact
   ========================================================== */

.page-contact {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.75;
  overflow-x: hidden;
}

.page-contact .contact-title-lg {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(26px, 3.6vw, 40px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  margin: 0;
}

.page-contact .contact-title-md {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(21px, 2.6vw, 28px);
  line-height: 1.3;
  margin: 0;
}

.page-contact .contact-label {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--purple);
  margin: 0 0 12px;
  padding-left: 34px;
  position: relative;
}

.page-contact .contact-label::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 24px;
  height: 3px;
  background: var(--gold);
}

.page-contact .contact-lede {
  max-width: 46ch;
  color: var(--muted);
  font-size: 16px;
  margin: 14px 0 0;
}

.page-contact .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.page-contact .section-head {
  max-width: 100%;
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  border-bottom: var(--line) solid var(--ink);
  background:
    linear-gradient(180deg, rgba(107, 46, 107, 0.07), rgba(107, 46, 107, 0) 58%),
    var(--paper);
  padding-bottom: clamp(36px, 5vw, 68px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    90deg,
    transparent 0 119px,
    rgba(26, 26, 26, 0.05) 119px 120px
  );
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: clamp(20px, 3vw, 32px);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-contact .contact-hero__kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--green);
  margin: 0 0 14px;
}

.page-contact .contact-hero__title {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(32px, 6vw, 58px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  margin: 0;
  max-width: 18ch;
}

.page-contact .contact-hero__lede {
  margin: 20px 0 0;
  max-width: 44ch;
  font-size: 17px;
  color: #33302c;
}

.page-contact .contact-hero__chips {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .contact-chip {
  border: var(--line) solid var(--ink);
  background: var(--wheat);
  padding: 6px 14px;
  font-size: 13px;
  letter-spacing: 0.04em;
  box-shadow: 3px 3px 0 var(--ink);
}

.page-contact .contact-hero__aside {
  border: var(--line) solid var(--ink);
  background: var(--wheat);
  box-shadow: var(--shadow-hard);
  padding: clamp(20px, 3vw, 28px);
}

.page-contact .contact-hero__aside-title {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--purple);
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: var(--line) solid var(--ink);
}

.page-contact .fact-list {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-contact .fact-list__row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px dashed rgba(26, 26, 26, 0.24);
}

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

.page-contact .fact-list__key {
  font-size: 14px;
  color: var(--muted);
  margin: 0;
}

.page-contact .fact-list__val {
  margin: 0;
  font-size: 17px;
  color: var(--purple);
  white-space: nowrap;
}

/* ---------- 三条通道 ---------- */

.page-contact .section {
  padding: clamp(52px, 6.5vw, 92px) 0;
}

.page-contact .contact-channels {
  background: var(--paper);
}

.page-contact .channel-grid {
  display: grid;
  gap: clamp(18px, 2.6vw, 28px);
  margin-top: clamp(28px, 4vw, 44px);
}

.page-contact .channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--paper);
  border: var(--line) solid var(--ink);
  box-shadow: var(--shadow-hard);
  padding: clamp(22px, 3vw, 32px) clamp(20px, 2.6vw, 28px);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-contact .channel-card::after {
  content: "";
  position: absolute;
  top: -2px;
  right: -2px;
  width: 0;
  height: 0;
  border-top: 30px solid var(--gold);
  border-left: 30px solid transparent;
  transition: border-top-width 0.2s var(--ease), border-left-width 0.2s var(--ease);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  transform: translateY(-3px);
  box-shadow: 9px 9px 0 var(--ink);
}

.page-contact .channel-card:hover::after,
.page-contact .channel-card:focus-within::after {
  border-top-width: 38px;
  border-left-width: 38px;
}

.page-contact .channel-card__kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--muted);
  margin: 0;
}

.page-contact .channel-card__title {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(20px, 2.4vw, 24px);
  line-height: 1.25;
  margin: 0;
}

.page-contact .channel-card__value {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  font-size: clamp(12px, 3.4vw, 15px);
  line-height: 1.5;
  overflow-wrap: anywhere;
  background: var(--purple);
  color: var(--paper);
  border: var(--line) solid var(--purple-deep);
  padding: 12px 14px;
}

.page-contact .channel-card__value--link a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 2px solid var(--gold);
  padding-bottom: 1px;
}

.page-contact .channel-card__value--link a:hover,
.page-contact .channel-card__value--link a:focus-visible {
  color: var(--gold);
}

.page-contact .channel-card__time {
  margin: 0;
  font-size: 13px;
  color: var(--green);
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-contact .channel-card__time::before {
  content: "";
  flex: 0 0 auto;
  width: 26px;
  height: 3px;
  background: var(--gold);
}

.page-contact .channel-card__scope {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(26, 26, 26, 0.2);
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .contact-shot {
  margin: clamp(30px, 4vw, 52px) 0 0;
  border: var(--line) solid var(--ink);
  box-shadow: var(--shadow-hard);
  background: var(--wheat);
}

.page-contact .contact-shot img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1000 / 660;
  object-fit: cover;
  object-position: center 40%;
}

.page-contact .contact-shot__caption {
  border-top: var(--line) solid var(--ink);
  padding: 12px 16px;
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.02em;
  background: var(--wheat);
}

/* ---------- 企业客户检索 ---------- */

.page-contact .contact-search {
  background: var(--paper);
  padding-top: 0;
}

.page-contact .search-panel {
  background: var(--green);
  color: var(--paper);
  border: var(--line) solid var(--ink);
  box-shadow: var(--shadow-hard);
  padding: clamp(26px, 4.4vw, 52px);
}

.page-contact .search-panel__kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--gold);
  margin: 0 0 12px;
}

.page-contact .search-panel__title {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(26px, 3.6vw, 42px);
  line-height: 1.2;
  margin: 0;
  color: var(--paper);
}

.page-contact .search-panel__body {
  margin-top: clamp(18px, 2.6vw, 28px);
  display: grid;
  gap: 16px;
}

.page-contact .search-panel__body p {
  margin: 0;
  max-width: 62ch;
  color: rgba(245, 241, 232, 0.9);
}

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

.page-contact .tick-list li {
  position: relative;
  padding-left: 28px;
  font-size: 16px;
  line-height: 1.7;
}

.page-contact .tick-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 16px;
  height: 3px;
  background: var(--gold);
}

.page-contact .tick-list--dark li {
  color: var(--ink);
  font-size: 15px;
}

.page-contact .tick-list--dark li::before {
  background: var(--gold);
}

/* ---------- 提交建议 ---------- */

.page-contact .contact-brief {
  background: var(--paper);
}

.page-contact .brief-list {
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
  counter-reset: brief;
}

.page-contact .brief-item {
  position: relative;
  background: var(--wheat);
  border: var(--line) solid var(--ink);
  border-left: 6px solid var(--gold);
  box-shadow: var(--shadow-soft);
  padding: clamp(18px, 2.6vw, 28px);
  display: grid;
  gap: 8px;
}

.page-contact .brief-item__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 24px;
  font-weight: 600;
  line-height: 1;
  color: var(--purple);
}

.page-contact .brief-item__title {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: 20px;
  line-height: 1.3;
  margin: 0;
}

.page-contact .brief-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: #46423c;
}

/* ---------- 请求分类 ---------- */

.page-contact .contact-routing {
  background: var(--wheat);
  border-top: var(--line) solid var(--ink);
  border-bottom: var(--line) solid var(--ink);
}

.page-contact .route-grid {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
  margin-top: clamp(26px, 3.6vw, 40px);
}

.page-contact .route-item {
  background: var(--paper);
  border: var(--line) solid var(--ink);
  box-shadow: 4px 4px 0 var(--ink);
}

.page-contact .route-item[open] {
  box-shadow: var(--shadow-hard);
}

.page-contact .route-item__summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.3;
}

.page-contact .route-item__summary::-webkit-details-marker {
  display: none;
}

.page-contact .route-item__summary:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: -3px;
}

.page-contact .route-item__icon {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: var(--line) solid var(--ink);
  background: var(--wheat);
  color: var(--purple);
}

.page-contact .route-item__name {
  flex: 1 1 auto;
}

.page-contact .route-item__chev {
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  border-right: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform 0.24s var(--ease);
}

.page-contact .route-item[open] .route-item__chev {
  transform: rotate(-135deg) translate(-2px, -2px);
}

.page-contact .route-item__body {
  padding: 0 18px 20px;
  border-top: 1px solid rgba(26, 26, 26, 0.18);
  padding-top: 16px;
  display: grid;
  gap: 12px;
}

.page-contact .route-item__via {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--green);
  text-transform: uppercase;
}

/* ---------- 联系地址 ---------- */

.page-contact .contact-visit {
  background: var(--paper);
}

.page-contact .visit-grid {
  display: grid;
  gap: clamp(24px, 3.6vw, 48px);
  align-items: center;
}

.page-contact .visit-photo {
  margin: 0;
  border: var(--line) solid var(--ink);
  box-shadow: var(--shadow-hard);
  background: var(--green-ink);
  position: relative;
}

.page-contact .visit-photo::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 6px;
  height: 58%;
  background: var(--gold);
  z-index: 2;
}

.page-contact .visit-photo img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1200 / 720;
  object-fit: cover;
}

.page-contact .visit-body p {
  margin: 16px 0 0;
  max-width: 46ch;
  color: #46423c;
}

.page-contact .visit-address {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(19px, 2.4vw, 24px);
  line-height: 1.45;
  color: var(--purple);
  margin: 22px 0 0;
  padding: 16px 18px;
  background: var(--wheat);
  border-left: 6px solid var(--gold);
  border-top: var(--line) solid var(--ink);
  border-right: var(--line) solid var(--ink);
  border-bottom: var(--line) solid var(--ink);
}

.page-contact .visit-note {
  font-size: 14px;
  color: var(--muted);
  padding-left: 16px;
  border-left: 3px solid var(--green);
}

/* ---------- 跟进 ---------- */

.page-contact .contact-follow {
  background: var(--paper);
  padding-top: 0;
}

.page-contact .follow-panel {
  border: var(--line) solid var(--ink);
  background: var(--paper);
  box-shadow: var(--shadow-hard);
  padding: clamp(24px, 3.6vw, 44px);
}

.page-contact .follow-panel__lede {
  margin: 16px 0 0;
  max-width: 60ch;
  color: #46423c;
}

.page-contact .follow-steps {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .follow-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: start;
  padding: 18px 0;
  border-top: 1px dashed rgba(26, 26, 26, 0.24);
}

.page-contact .follow-step:last-child {
  padding-bottom: 0;
}

.page-contact .follow-step__num {
  font-size: 22px;
  line-height: 1.2;
  color: var(--gold);
  background: var(--green-ink);
  padding: 4px 10px;
  border: var(--line) solid var(--ink);
}

.page-contact .follow-step__text {
  font-size: 16px;
  line-height: 1.75;
}

/* ---------- 自助入口 ---------- */

.page-contact .contact-next {
  background: var(--green-ink);
  color: var(--paper);
  border-top: 6px solid var(--gold);
}

.page-contact .contact-next .contact-title-md {
  color: var(--paper);
}

.page-contact .next-grid {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
  margin-top: clamp(22px, 3vw, 32px);
}

.page-contact .next-card {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "label go"
    "name  go";
  align-items: center;
  gap: 4px 16px;
  padding: 20px 22px;
  background: rgba(245, 241, 232, 0.06);
  border: var(--line) solid rgba(245, 241, 232, 0.55);
  color: var(--paper);
  text-decoration: none;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-contact .next-card:hover,
.page-contact .next-card:focus-visible {
  background: rgba(212, 160, 23, 0.16);
  border-color: var(--gold);
  transform: translateY(-3px);
}

.page-contact .next-card__label {
  grid-area: label;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-contact .next-card__name {
  grid-area: name;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: 20px;
  line-height: 1.3;
}

.page-contact .next-card__go {
  grid-area: go;
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--gold);
}

/* ---------- 响应式 ---------- */

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

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

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

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

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-contact .search-panel {
    display: grid;
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(24px, 4vw, 56px);
    align-items: start;
  }

  .page-contact .search-panel__body {
    margin-top: 0;
  }

  .page-contact .visit-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: clamp(32px, 5vw, 72px);
  }

  .page-contact .brief-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .page-contact .brief-item:nth-child(even) {
    transform: translateY(20px);
  }
}

@media (max-width: 699px) {
  .page-contact .contact-hero__title {
    max-width: 100%;
  }

  .page-contact .contact-hero__chips {
    gap: 8px;
  }

  .page-contact .contact-chip {
    font-size: 12px;
    padding: 5px 11px;
  }

  .page-contact .contact-shot__caption {
    font-size: 12px;
  }

  .page-contact .follow-step {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .page-contact .follow-step__num {
    justify-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .channel-card::after,
  .page-contact .next-card,
  .page-contact .route-item__chev {
    transition: none;
  }

  .page-contact .channel-card:hover,
  .page-contact .channel-card:focus-within,
  .page-contact .next-card:hover,
  .page-contact .next-card:focus-visible {
    transform: none;
  }
}
</