/* ========== 联系我们 ========== */
.page-contact {
  --contact-accent: #C9A96A;
  --contact-accent-bright: #E8C87A;
  --contact-card-bg: rgba(17, 32, 54, 0.82);
  --contact-banner-grad: linear-gradient(120deg, #0A1F3D 0%, #163A69 55%, #0A1F3D 100%);
  background:
    radial-gradient(ellipse at 85% -5%, rgba(184, 58, 200, 0.16) 0%, transparent 48%),
    radial-gradient(ellipse at 12% 108%, rgba(255, 122, 26, 0.12) 0%, transparent 42%),
    var(--color-background);
  color: var(--color-text-primary);
}

/* ---------- Hero ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: 48px var(--container-pad) 40px;
  border-bottom: 2px solid rgba(201, 169, 106, 0.28);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -40px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: rgba(201, 169, 106, 0.12);
  filter: blur(60px);
  pointer-events: none;
}

.page-contact .contact-hero__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero .breadcrumbs {
  margin-bottom: 36px;
}

.page-contact .contact-hero__kicker {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.32em;
  color: var(--color-gold);
  margin: 0 0 12px;
  text-transform: uppercase;
}

.page-contact .contact-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(36px, 6vw, 70px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: 0.02em;
  margin: 0 0 20px;
  max-width: 860px;
}

.page-contact .contact-hero__title::after {
  content: "";
  display: block;
  width: 88px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-gold-bright) 0%, transparent 90%);
  margin-top: 18px;
}

.page-contact .contact-hero__lead {
  font-size: 17px;
  line-height: 1.75;
  color: var(--color-text-secondary);
  max-width: 700px;
  margin: 0 0 24px;
}

.page-contact .contact-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- Overview 分屏区 ---------- */
.page-contact .contact-overview {
  padding: 56px var(--container-pad) 64px;
}

.page-contact .contact-overview__grid {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 56px;
}

@media (min-width: 1024px) {
  .page-contact .contact-overview__grid {
    grid-template-columns: 5fr 6fr;
    gap: 64px;
    align-items: start;
  }
}

/* 左列：渠道卡片 */
.page-contact .contact-channels {
  position: relative;
  padding: 28px;
  border: 2px solid rgba(201, 169, 106, 0.45);
  background: var(--contact-card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  backdrop-filter: blur(10px);
  overflow: hidden;
}

.page-contact .contact-channels__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.2;
  border-radius: calc(var(--radius) - 2px);
  pointer-events: none;
  z-index: 0;
}

.page-contact .contact-channels__glow {
  position: absolute;
  top: -20%;
  right: -15%;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, rgba(184, 58, 200, 0.35), transparent 70%);
  filter: blur(40px);
  pointer-events: none;
  z-index: 0;
}

.page-contact .contact-channels > * {
  position: relative;
  z-index: 1;
}

.page-contact .contact-channels .section-heading,
.page-contact .contact-topics .section-heading {
  margin-bottom: 16px;
}

.page-contact .contact-channels__desc {
  color: var(--color-text-secondary);
  font-size: 15px;
  line-height: 1.7;
  margin: 0 0 24px;
}

.page-contact .contact-channels__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.page-contact .contact-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px;
  background: rgba(10, 31, 61, 0.55);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease;
}

.page-contact .contact-card:hover,
.page-contact .contact-card:focus-within {
  transform: translateY(-3px);
  border-color: var(--color-gold-bright);
  box-shadow: 0 8px 30px rgba(201, 169, 106, 0.12);
}

.page-contact .contact-card__icon {
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--color-gold-bright);
  background: rgba(201, 169, 106, 0.12);
  border: 1px solid rgba(201, 169, 106, 0.35);
  border-radius: 8px;
}

.page-contact .contact-card__body {
  min-width: 0;
}

.page-contact .contact-card__title {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
  margin: 0 0 6px;
}

.page-contact .contact-card__value {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--color-text-primary);
  margin: 0;
  word-break: break-all;
}

.page-contact .contact-card__value--link {
  text-decoration: none;
  color: var(--color-gold-bright);
  border-bottom: 1px solid transparent;
  transition: border-color 0.24s ease, color 0.24s ease;
}

.page-contact .contact-card__value--link:hover {
  color: var(--color-accent-orange);
  border-bottom-color: var(--color-accent-orange);
}

.page-contact .contact-card__note {
  font-size: 13px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin: 6px 0 0;
}

/* 右列：常见咨询项 */
.page-contact .contact-topics {
  padding: 28px;
  border-top: 4px solid var(--color-gold);
  background: rgba(17, 32, 54, 0.5);
  border-radius: var(--radius);
}

.page-contact .contact-topics__desc {
  color: var(--color-text-secondary);
  font-size: 15px;
  line-height: 1.7;
  margin: 0 0 24px;
}

.page-contact .contact-topics__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

@media (min-width: 560px) and (max-width: 1023px) {
  .page-contact .contact-topics__list {
    grid-template-columns: 1fr 1fr;
  }
}

.page-contact .contact-topic {
  display: block;
  padding: 18px 18px 16px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-gold);
  border-radius: 8px;
  text-decoration: none;
  color: var(--color-text-primary);
  transition: background 0.26s ease, border-color 0.26s ease, transform 0.26s ease;
}

.page-contact .contact-topic:hover,
.page-contact .contact-topic:focus-visible {
  background: rgba(22, 58, 105, 0.5);
  border-color: var(--color-gold-bright);
  transform: translateX(4px);
}

.page-contact .contact-topic__tag {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--color-gold);
  margin-bottom: 8px;
}

.page-contact .contact-topic__title {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 8px;
}

.page-contact .contact-topic__text {
  font-size: 14px;
  line-height: 1.65;
  color: var(--color-text-secondary);
  margin: 0 0 12px;
}

.page-contact .contact-topic__arrow {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-gold-bright);
}

.page-contact .contact-topics__brand {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.24s ease, border-color 0.24s ease;
}

.page-contact .contact-topics__brand span {
  color: var(--color-gold);
  letter-spacing: 0.14em;
}

.page-contact .contact-topics__brand:hover {
  color: var(--color-gold-bright);
  border-bottom-color: var(--color-gold);
}

/* ---------- 商务合作 ---------- */
.page-contact .contact-business {
  padding: 24px var(--container-pad) 56px;
}

.page-contact .contact-business__banner {
  max-width: var(--container-max);
  margin: 0 auto;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 40px 36px;
  background: var(--contact-banner-grad);
  border: 2px solid rgba(201, 169, 106, 0.5);
  border-radius: 14px;
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-contact .contact-business__banner::before {
  content: "";
  position: absolute;
  top: -60%;
  left: 10%;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(184, 58, 200, 0.22), transparent 70%);
  filter: blur(50px);
  pointer-events: none;
}

.page-contact .contact-business__content {
  position: relative;
  z-index: 1;
  max-width: 780px;
}

.page-contact .contact-business__content .section-heading__index {
  color: var(--color-gold-bright);
}

.page-contact .contact-business h2 {
  font-family: var(--font-heading);
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 700;
  margin: 0 0 16px;
}

.page-contact .contact-business__text {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(240, 244, 250, 0.88);
  margin: 0 0 12px;
}

.page-contact .contact-business__text a {
  color: var(--color-gold-bright);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 200, 122, 0.5);
  transition: color 0.24s ease, border-color 0.24s ease;
}

.page-contact .contact-business__text a:hover {
  color: var(--color-accent-orange);
  border-color: var(--color-accent-orange);
}

.page-contact .contact-business__note {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(168, 184, 208, 0.85);
  margin: 0;
  padding-left: 16px;
  border-left: 2px solid var(--color-gold);
}

.page-contact .contact-business__seal {
  position: relative;
  z-index: 1;
  flex: 0 0 auto;
  width: 120px;
  height: 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 2px solid rgba(232, 200, 122, 0.5);
  transform: rotate(-8deg);
}

.page-contact .contact-business__seal::after {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px dashed rgba(232, 200, 122, 0.45);
  border-radius: 50%;
}

.page-contact .contact-business__seal-ring {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--color-gold-bright);
}

.page-contact .contact-business__seal-core {
  font-family: var(--font-heading);
  font-size: 34px;
  font-weight: 700;
  color: var(--color-gold-bright);
  line-height: 1;
}

@media (max-width: 640px) {
  .page-contact .contact-business__banner {
    flex-direction: column;
    align-items: flex-start;
    padding: 32px 24px;
  }

  .page-contact .contact-business__seal {
    width: 96px;
    height: 96px;
  }

  .page-contact .contact-business__seal-core {
    font-size: 26px;
  }
}

/* ---------- 位置指引 ---------- */
.page-contact .contact-location {
  padding: 16px var(--container-pad) 72px;
}

.page-contact .contact-location__grid {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}

@media (min-width: 900px) {
  .page-contact .contact-location__grid {
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
  }
}

.page-contact .contact-location__info .section-heading {
  margin-bottom: 16px;
}

.page-contact .contact-location__desc {
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text-secondary);
  max-width: 560px;
  margin: 0 0 28px;
}

.page-contact .contact-location__card {
  position: relative;
  padding: 26px 28px;
  background: rgba(17, 32, 54, 0.8);
  border: 2px solid var(--color-border);
  border-radius: 12px;
  box-shadow: var(--shadow-soft);
  max-width: 560px;
  transition: border-color 0.28s ease, box-shadow 0.28s ease;
}

.page-contact .contact-location__card::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 28px;
  width: 64px;
  height: 2px;
  background: var(--color-gold-bright);
}

.page-contact .contact-location__card:hover {
  border-color: var(--color-gold);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.45);
}

.page-contact .contact-location__label {
  font-size: 13px;
  letter-spacing: 0.22em;
  color: var(--color-gold);
  margin: 0 0 10px;
}

.page-contact .contact-location__value {
  font-size: 20px;
  font-weight: 700;
  font-family: var(--font-heading);
  line-height: 1.5;
  color: var(--color-text-primary);
  margin: 0 0 10px;
}

.page-contact .contact-location__note {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin: 0;
}

.page-contact .contact-location__icp {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin: 20px 0 0;
}

.page-contact .contact-location__icp .mono {
  color: var(--color-gold-bright);
  letter-spacing: 0.06em;
}

.page-contact .contact-location__channels {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
  color: var(--color-text-secondary);
}

.page-contact .contact-location__channels .mono {
  display: inline-block;
  min-width: 48px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--color-gold);
}

.page-contact .contact-location__map {
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  border: 2px solid rgba(201, 169, 106, 0.4);
  box-shadow: var(--shadow-hard);
  transform: rotate(0.6deg);
}

.page-contact .contact-location__map::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  background: linear-gradient(160deg, rgba(10, 31, 61, 0.28) 0%, transparent 40%);
}

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

.page-contact .contact-location__map-caption {
  position: absolute;
  bottom: 16px;
  left: 16px;
  z-index: 1;
  margin: 0;
  padding: 8px 14px;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--color-text-primary);
  background: rgba(5, 16, 32, 0.72);
  border: 1px solid rgba(201, 169, 106, 0.35);
  border-radius: 6px;
}

/* ---------- 通用辅助 ---------- */
.page-contact .mono {
  font-family: var(--font-mono);
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card,
  .page-contact .contact-topic,
  .page-contact .contact-location__card,
  .page-contact .contact-location__map {
    transition: none;
    transform: none;
  }

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