/* ============ 咨询通道 / page-contact ============ */

.page-contact {
  --pc-gap: clamp(20px, 3vw, 36px);
  --pc-panel-bg: rgba(22, 48, 79, .45);
  background: var(--c-deep);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--c-deep);
  padding: clamp(64px, 10vw, 132px) 0 clamp(48px, 8vw, 104px);
}

.page-contact .contact-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
}

.page-contact .contact-hero__veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 26, 49, .38) 0%, rgba(10, 26, 49, .84) 58%, var(--c-deep) 100%);
}

.page-contact .contact-hero__grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: .85;
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 2;
}

.page-contact .contact-hero .breadcrumbs__list,
.page-contact .contact-hero .breadcrumbs a {
  color: var(--c-grid);
}

.page-contact .contact-hero .breadcrumbs a:hover,
.page-contact .contact-hero .breadcrumbs a:focus-visible {
  color: var(--c-cyan);
}

.page-contact .contact-hero .eyebrow {
  color: var(--c-cyan);
}

.page-contact .contact-hero h1 {
  margin: 18px 0 0;
  max-width: 19ch;
  font-size: clamp(34px, 7vw, 74px);
  line-height: 1.05;
  letter-spacing: -.02em;
  font-weight: 900;
  color: var(--c-white);
}

.page-contact .contact-hero__lead {
  margin: 22px 0 0;
  max-width: 60ch;
  font-size: clamp(15.5px, 1.8vw, 19px);
  line-height: 1.85;
  color: rgba(242, 246, 251, .82);
}

/* ---------- 直接联系 ---------- */
.page-contact .contact-card {
  position: relative;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: clamp(22px, 3.4vw, 48px);
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--c-cyan), var(--c-orange));
}

.page-contact .contact-card__head {
  max-width: 62ch;
}

.page-contact .contact-card h2 {
  margin: 12px 0 0;
  font-size: clamp(26px, 3.6vw, 42px);
  line-height: 1.18;
  letter-spacing: -.01em;
  color: var(--c-deep);
}

.page-contact .contact-card__head p {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-ink);
}

.page-contact .contact-card__body {
  margin-top: 30px;
  border-top: 1px solid var(--line-strong);
}

.page-contact .contact-item {
  display: grid;
  gap: 8px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-item:last-child {
  border-bottom: 0;
  padding-bottom: 4px;
}

.page-contact .contact-item__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--c-ink);
  opacity: .9;
}

.page-contact .contact-item__value {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(17px, 2.8vw, 30px);
  font-weight: 700;
  line-height: 1.25;
  color: var(--c-deep);
  overflow-wrap: anywhere;
}

.page-contact .contact-item--mail .contact-item__value {
  color: var(--c-orange);
}

.page-contact .contact-item--addr .contact-item__value {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: clamp(15px, 1.9vw, 20px);
  line-height: 1.65;
}

.page-contact .contact-item__hint {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--c-ink);
}

.page-contact .contact-hours {
  margin-top: 28px;
}

.page-contact .contact-hours__track {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
}

.page-contact .contact-hours__cap {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  font-weight: 700;
  color: var(--c-deep);
}

.page-contact .contact-hours__bar {
  position: relative;
  height: 8px;
  border: 1px solid var(--line-strong);
  background: var(--c-mist);
}

.page-contact .contact-hours__bar i {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--c-cyan), var(--c-orange));
}

.page-contact .contact-hours__note {
  display: block;
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-ink);
}

/* ---------- 邮件优先 ---------- */
.page-contact .contact-mail__head {
  max-width: 66ch;
}

.page-contact .contact-mail__head .eyebrow {
  color: var(--c-cyan);
}

.page-contact .contact-mail__head h2 {
  margin: 12px 0 0;
  font-size: clamp(28px, 4.4vw, 48px);
  line-height: 1.16;
  letter-spacing: -.015em;
  color: var(--c-white);
}

.page-contact .contact-mail__lead {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(242, 246, 251, .78);
}

.page-contact .contact-mail__grid {
  display: grid;
  gap: 18px;
  margin-top: clamp(28px, 4vw, 52px);
}

.page-contact .mail-panel {
  padding: clamp(20px, 3vw, 36px);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background-color: var(--pc-panel-bg);
  background-image:
    linear-gradient(rgba(143, 163, 189, .12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(143, 163, 189, .12) 1px, transparent 1px);
  background-size: 48px 48px;
}

.page-contact .mail-panel__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--c-orange);
}

.page-contact .mail-panel--alt .mail-panel__no {
  color: var(--c-cyan);
}

.page-contact .mail-panel h3 {
  margin: 14px 0 0;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.3;
  color: var(--c-white);
}

.page-contact .mail-panel ul {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-contact .mail-panel li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(242, 246, 251, .84);
}

.page-contact .mail-panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 11px;
  height: 2px;
  background: var(--c-orange);
}

.page-contact .mail-panel--alt li::before {
  background: var(--c-cyan);
}

/* ---------- 合作方向 ---------- */
.page-contact .deals {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-contact .deals__aside {
  max-width: 56ch;
}

.page-contact .deals__aside h2 {
  margin: 12px 0 0;
  font-size: clamp(26px, 3.6vw, 42px);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--c-deep);
}

.page-contact .deals__lead {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-ink);
}

.page-contact .deal {
  border-top: 1px solid var(--line-strong);
  transition: background-color .18s ease;
}

.page-contact .deal:last-child {
  border-bottom: 1px solid var(--line-strong);
}

.page-contact .deal[open] {
  background: #fff;
}

.page-contact .deal > summary {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 20px 4px;
  cursor: pointer;
  list-style: none;
  font-size: clamp(17px, 2.1vw, 21px);
  font-weight: 700;
  line-height: 1.4;
  color: var(--c-deep);
}

.page-contact .deal > summary::-webkit-details-marker {
  display: none;
}

.page-contact .deal > summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--c-orange);
}

.page-contact .deal[open] > summary::after {
  content: "\2013";
}

.page-contact .deal > summary:hover,
.page-contact .deal > summary:focus-visible {
  color: var(--c-orange);
}

.page-contact .deal__no {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--c-ink);
  opacity: .75;
}

.page-contact .deal__body {
  display: grid;
  gap: 12px;
  padding: 0 4px 24px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-ink);
}

.page-contact .deal__k {
  display: inline-block;
  margin-right: 8px;
  padding: 1px 7px;
  border: 1px solid rgba(255, 122, 43, .42);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-orange);
  vertical-align: 2px;
}

/* ---------- 自助入口 ---------- */
.page-contact .section-lead {
  margin: 16px 0 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(242, 246, 251, .78);
}

.page-contact .section--stand h2 {
  margin: 12px 0 0;
  font-size: clamp(26px, 3.6vw, 42px);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--c-white);
}

.page-contact .section--stand .eyebrow {
  color: var(--c-cyan);
}

.page-contact .self-grid {
  display: grid;
  gap: 16px;
  margin-top: clamp(26px, 4vw, 46px);
}

.page-contact .self-card {
  display: block;
  padding: 24px 22px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: rgba(10, 26, 49, .58);
  text-decoration: none;
  transition: border-color .18s ease, background-color .18s ease, transform .18s ease;
}

.page-contact .self-card:hover,
.page-contact .self-card:focus-visible {
  border-color: var(--c-cyan);
  background: rgba(34, 224, 206, .09);
  transform: translateY(-3px);
}

.page-contact .self-card__kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--c-cyan);
}

.page-contact .self-card__title {
  display: block;
  margin-top: 14px;
  font-size: 19px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--c-white);
}

.page-contact .self-card__desc {
  display: block;
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(242, 246, 251, .76);
}

.page-contact .self-card__cta {
  display: block;
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--c-orange);
}

/* ---------- 地区与备案 ---------- */
.page-contact .region-band {
  background: var(--c-deep);
  border-top: 1px solid var(--line);
  padding: clamp(44px, 7vw, 92px) 0;
}

.page-contact .region-band__inner {
  display: grid;
  gap: 28px;
  align-items: center;
}

.page-contact .region-band__figure {
  margin: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--c-stand);
  overflow: hidden;
}

.page-contact .region-band__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .region-band .eyebrow {
  color: var(--c-cyan);
}

.page-contact .region-band h2 {
  margin: 12px 0 0;
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.18;
  letter-spacing: -.01em;
  color: var(--c-white);
}

.page-contact .region-band__lead {
  margin: 16px 0 0;
  max-width: 56ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(242, 246, 251, .78);
}

.page-contact .region-facts {
  display: grid;
  gap: 12px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-contact .region-facts__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
}

.page-contact .region-facts__k {
  min-width: 108px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--c-grid);
}

.page-contact .region-facts__v {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  font-weight: 700;
  color: var(--c-white);
  overflow-wrap: anywhere;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-item {
    grid-template-columns: 190px minmax(0, 1fr);
    column-gap: 24px;
    align-items: start;
  }

  .page-contact .contact-item__label {
    padding-top: .35em;
  }

  .page-contact .contact-item__value,
  .page-contact .contact-item__hint {
    grid-column: 2;
  }

  .page-contact .contact-item__hint {
    margin-top: 2px;
  }

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

@media (min-width: 900px) {
  .page-contact .contact-mail__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .page-contact .deals {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    gap: 56px;
    align-items: start;
  }

  .page-contact .self-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .region-band__inner {
    grid-template-columns: minmax(0, .72fr) minmax(0, 1fr);
    gap: 56px;
  }
}

@media (min-width: 1200px) {
  .page-contact .contact-card__body {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 0;
    gap: 0 32px;
  }

  .page-contact .contact-item {
    grid-template-columns: 1fr;
    border-top: 1px solid var(--line-strong);
    border-bottom: 0;
    padding: 26px 0 0;
  }

  .page-contact .contact-item__label,
  .page-contact .contact-item__value,
  .page-contact .contact-item__hint {
    grid-column: 1;
  }

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

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

  .page-contact .self-card:hover,
  .page-contact .self-card:focus-visible {
    transform: none;
  }
}
</style>