/* ===================== 联系品牌页面专属样式 ===================== */
.page-contact {
  --contact-hero-min: min(640px, calc(100svh - var(--header-h)));
  --contact-card-radius: 18px;
  background: var(--c-paper);
  color: var(--c-char);
}

/* ---------- 面包屑（hero 内） ---------- */
.page-contact .breadcrumb {
  position: absolute;
  top: calc(var(--header-h) + 16px);
  left: var(--gutter);
  z-index: 3;
}

.page-contact .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
}

.page-contact .breadcrumb__link {
  color: var(--c-silver);
  text-decoration: none;
  transition: color var(--ease);
}

.page-contact .breadcrumb__link:hover {
  color: var(--c-gold);
}

.page-contact .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 6px;
  color: var(--c-silver);
  opacity: 0.5;
}

.page-contact .breadcrumb__current {
  color: var(--c-gold);
}

/* ---------- 首屏：金色斜切 ---------- */
.page-contact .contact-hero {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  min-height: var(--contact-hero-min);
  background: var(--c-ink);
  overflow: hidden;
}

.page-contact .contact-hero__mailzone {
  position: relative;
  z-index: 1;
  padding: calc(var(--header-h) + 64px) var(--gutter) 72px;
  background: var(--c-ink);
  color: var(--c-reading);
}

.page-contact .contact-hero__mailzone::after {
  content: "01";
  position: absolute;
  right: calc(var(--gutter) * 0.4);
  bottom: 20px;
  font-family: var(--font-mono);
  font-size: clamp(72px, 14vw, 150px);
  font-weight: 800;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(198, 205, 218, 0.16);
  pointer-events: none;
}

.page-contact .contact-hero__index {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--c-gold);
}

.page-contact .contact-hero__title {
  max-width: 8em;
  margin: 0 0 22px;
  font-family: var(--font-sans);
  font-size: clamp(56px, 9vw, 104px);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--c-paper);
}

.page-contact .contact-hero__lede {
  max-width: 34em;
  margin: 0 0 36px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-reading);
}

.page-contact .contact-hero__mailgrid {
  display: grid;
  gap: 16px;
  max-width: 480px;
  margin-bottom: 24px;
}

.page-contact .contact-hero__mailitem {
  padding: 18px 20px;
  border: 1px solid rgba(198, 205, 218, 0.22);
  border-radius: var(--r-md);
  background: rgba(23, 49, 92, 0.46);
}

.page-contact .contact-hero__maillabel {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-silver);
}

.page-contact .contact-hero__mailaddr {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 500;
  word-break: break-all;
  color: var(--c-paper);
}

.page-contact .contact-hero__hint {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-silver);
}

.page-contact .contact-hero__hint a {
  color: var(--c-gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 178, 62, 0.4);
}

.page-contact .contact-hero__phonezone {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 18px;
  padding: 60px var(--gutter) 72px;
  background: var(--c-gold);
  clip-path: polygon(0 8%, 100% 0, 100% 100%, 0 100%);
  color: var(--c-ink);
}

.page-contact .contact-hero__phonezone::after {
  content: "";
  position: absolute;
  right: -48px;
  bottom: -48px;
  width: 168px;
  height: 168px;
  border-radius: 50%;
  border: 1px solid rgba(10, 20, 40, 0.16);
  pointer-events: none;
}

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

.page-contact .contact-hero__phonelabel {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: rgba(10, 20, 40, 0.72);
}

.page-contact .contact-hero__phonenum {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(44px, 11vw, 88px);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: 0.02em;
  color: var(--c-ink);
  word-break: keep-all;
}

.page-contact .contact-hero__phonenote {
  margin: 0;
  font-size: 13px;
  font-weight: 500;
  color: rgba(10, 20, 40, 0.68);
}

/* ---------- 沟通渠道三栏卡片 ---------- */
.page-contact .contact-channels {
  padding: clamp(64px, 9vw, 128px) var(--gutter);
  background: var(--c-paper);
}

.page-contact .contact-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 36px;
}

.page-contact .contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 34px;
  border-radius: var(--contact-card-radius);
  overflow: hidden;
}

.page-contact .contact-card--phone {
  background: var(--c-ink);
  color: var(--c-reading);
}

.page-contact .contact-card--phone::after {
  content: "";
  position: absolute;
  right: -30px;
  top: -30px;
  width: 108px;
  height: 108px;
  border-radius: 50%;
  border: 1px solid rgba(245, 178, 62, 0.24);
  pointer-events: none;
}

.page-contact .contact-card--kefu {
  background: var(--c-cobalt);
  color: var(--c-reading);
}

.page-contact .contact-card--address {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 20px;
  row-gap: 14px;
  align-items: center;
  border: 1px solid var(--c-silver);
  background: #ffffff;
  color: var(--c-char);
}

.page-contact .contact-card--address .contact-card__label {
  grid-column: 1;
  grid-row: 1;
  color: var(--c-ink);
}

.page-contact .contact-card--address .contact-card__value {
  grid-column: 2;
  grid-row: 1;
}

.page-contact .contact-card--address .contact-card__note {
  grid-column: 1 / -1;
  grid-row: 2;
}

.page-contact .contact-card__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-gold);
}

.page-contact .contact-card__pin {
  flex-shrink: 0;
  color: var(--c-flame);
}

.page-contact .contact-card__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  line-height: 1.3;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .contact-card--phone .contact-card__value {
  font-size: clamp(32px, 5vw, 52px);
  letter-spacing: 0.02em;
  color: var(--c-gold);
}

.page-contact .contact-card__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
}

.page-contact .contact-card--kefu .contact-card__note,
.page-contact .contact-card--phone .contact-card__note {
  color: var(--c-silver);
}

.page-contact .contact-card--address .contact-card__note {
  color: var(--c-char);
}

/* ---------- 反馈分类 ---------- */
.page-contact .contact-topics {
  padding: clamp(64px, 9vw, 128px) var(--gutter);
  background: var(--c-cobalt);
  color: var(--c-reading);
}

.page-contact .contact-topics__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(36px, 6vw, 72px);
  margin-top: 40px;
}

.page-contact .contact-topics__lead {
  margin: 0 0 28px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-reading);
}

.page-contact .contact-topics__list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .contact-topics__item {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 14px;
  row-gap: 4px;
  align-items: center;
  padding: 16px;
  background: rgba(10, 20, 40, 0.4);
  border: 1px solid rgba(198, 205, 218, 0.2);
  border-radius: var(--r-md);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-contact .contact-topics__item:hover {
  border-color: rgba(245, 178, 62, 0.55);
  transform: translateY(-2px);
}

.page-contact .contact-topics__box {
  position: relative;
  grid-column: 1;
  grid-row: 1 / span 2;
  align-self: center;
  width: 18px;
  height: 18px;
  border: 1.5px solid rgba(245, 178, 62, 0.7);
  border-radius: 4px;
  flex-shrink: 0;
}

.page-contact .contact-topics__box::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 2px;
  width: 6px;
  height: 10px;
  border-right: 2px solid var(--c-gold);
  border-bottom: 2px solid var(--c-gold);
  transform: rotate(45deg);
}

.page-contact .contact-topics__name {
  grid-column: 2;
  grid-row: 1;
  font-weight: 700;
  font-size: 15px;
  line-height: 1.4;
  color: var(--c-paper);
}

.page-contact .contact-topics__desc {
  grid-column: 2;
  grid-row: 2;
  font-size: 12px;
  line-height: 1.6;
  color: var(--c-silver);
}

.page-contact .contact-topics__hint {
  margin: 8px 0 0;
  padding: 16px 18px;
  border-left: 3px solid var(--c-flame);
  background: rgba(10, 20, 40, 0.34);
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-silver);
}

.page-contact .contact-topics__hint-label {
  margin-right: 6px;
  font-weight: 700;
  color: var(--c-gold);
}

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

.page-contact .contact-topics__figure {
  margin: 0;
}

.page-contact .contact-topics__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-lg);
  box-shadow: 0 24px 60px rgba(10, 20, 40, 0.28);
}

.page-contact .contact-topics__figcaption {
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  text-align: right;
  color: var(--c-silver);
}

/* ---------- 服务响应 ---------- */
.page-contact .contact-response {
  padding: clamp(64px, 9vw, 128px) var(--gutter);
  background: var(--c-paper);
}

.page-contact .contact-response__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(36px, 6vw, 72px);
  margin-top: 40px;
}

.page-contact .contact-response__figure {
  margin: 0;
}

.page-contact .contact-response__figwrap {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-lg);
}

.page-contact .contact-response__figwrap img {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .contact-response__figoverlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 8px;
  background: rgba(10, 20, 40, 0.76);
  color: var(--c-reading);
  font-family: var(--font-mono);
  font-size: 14px;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.page-contact .contact-response__figwrap:hover .contact-response__figoverlay,
.page-contact .contact-response__figwrap:focus-within .contact-response__figoverlay {
  opacity: 1;
}

.page-contact .contact-response__figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  text-align: center;
  color: var(--c-char);
}

.page-contact .contact-response__lead {
  margin: 0 0 28px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-char);
}

.page-contact .contact-response__list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-contact .contact-response__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: start;
}

.page-contact .contact-response__marker {
  width: 12px;
  height: 12px;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--c-gold);
}

.page-contact .contact-response__item-body {
  min-width: 0;
}

.page-contact .contact-response__item-title {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 700;
  color: var(--c-ink);
}

.page-contact .contact-response__item-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-char);
}

.page-contact .contact-response__item-text a {
  color: var(--c-gold);
  font-weight: 600;
}

.page-contact .contact-response__policy {
  margin: 0;
  padding-top: 20px;
  border-top: 1px solid var(--c-silver);
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-char);
}

.page-contact .contact-response__policy a {
  color: var(--c-ink);
  font-weight: 600;
}

/* ---------- 平板端 ---------- */
@media (min-width: 640px) {
  .page-contact .contact-hero__mailgrid {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .contact-channels__grid {
    grid-template-columns: repeat(12, 1fr);
  }

  .page-contact .contact-card--phone {
    grid-column: span 7;
  }

  .page-contact .contact-card--kefu {
    grid-column: span 5;
  }

  .page-contact .contact-card--address {
    grid-column: span 12;
  }

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

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-contact .contact-hero {
    grid-template-columns: 54% 46%;
  }

  .page-contact .contact-hero__mailzone {
    padding: calc(var(--header-h) + 88px) clamp(28px, 6vw, 120px) 96px var(--gutter);
  }

  .page-contact .contact-hero__phonezone {
    justify-content: center;
    padding: 92px clamp(36px, 6vw, 96px) 96px clamp(36px, 6vw, 96px);
    clip-path: polygon(22% 0, 100% 0, 100% 100%, 0 100%);
  }

  .page-contact .contact-hero__phonenum {
    font-size: clamp(52px, 6.5vw, 100px);
  }

  .page-contact .contact-hero__mailzone::before {
    content: "";
    position: absolute;
    right: 14%;
    bottom: 18%;
    width: 130px;
    height: 130px;
    border-radius: 50%;
    border: 1px solid rgba(198, 205, 218, 0.18);
    pointer-events: none;
  }

  .page-contact .contact-hero__mailzone::after {
    right: 16%;
    bottom: auto;
    top: 24%;
    font-size: 110px;
  }

  .page-contact .contact-card--address .contact-card__note {
    max-width: 28em;
  }

  .page-contact .contact-topics__inner {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
  }

  .page-contact .contact-response__inner {
    grid-template-columns: 0.85fr 1.15fr;
    align-items: center;
  }
}

/* ---------- 大屏 ---------- */
@media (min-width: 1200px) {
  .page-contact .contact-card {
    padding: 40px;
  }

  .page-contact .contact-topics__item {
    padding: 18px;
  }
}