/* ==========================================
   联系通道页专属样式 · .page-contact
   ========================================== */

.page-contact {
  overflow-x: hidden;
}

.page-contact .breadcrumb {
  margin: 24px 0 0;
}

/* ---------- 首屏 Hero ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: -15%;
  width: 55%;
  height: 100%;
  background: linear-gradient(115deg, transparent 0%, rgba(57, 255, 20, 0.07) 45%, rgba(57, 255, 20, 0.02) 60%, transparent 100%);
  transform: skewX(-14deg);
  pointer-events: none;
}

.page-contact .contact-hero__grid {
  position: relative;
  display: grid;
  gap: 28px;
  align-items: center;
}

.page-contact .contact-hero__copy {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__copy h1 {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 5vw, 2.7rem);
  line-height: 1.22;
  color: var(--c-moon);
  margin: 16px 0 14px;
  letter-spacing: 0.01em;
}

.page-contact .contact-hero__lead {
  color: var(--c-mist);
  font-size: 0.98rem;
  line-height: 1.75;
  margin-bottom: 22px;
  max-width: 56ch;
  overflow-wrap: anywhere;
}

.page-contact .contact-hero__lead a {
  color: var(--c-green);
  text-decoration: none;
  border-bottom: 1px solid rgba(57, 255, 20, 0.4);
  transition: border-color var(--transition);
}

.page-contact .contact-hero__lead a:hover,
.page-contact .contact-hero__lead a:focus {
  border-bottom-color: var(--c-green);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.page-contact .contact-hero__facts {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: 8px 20px;
  font-size: 0.86rem;
  color: var(--c-mist);
}

.page-contact .contact-hero__facts li {
  position: relative;
  padding-left: 18px;
}

.page-contact .contact-hero__facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 7px;
  height: 7px;
  background: var(--c-green);
  transform: rotate(45deg);
  border-radius: 1px;
}

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

/* ---------- 雷达联系中心 ---------- */
.page-contact .contact-radar__board {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 32px;
}

.page-contact .contact-radar__core {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  min-height: 92px;
  padding: 14px 20px;
  text-align: center;
  border-radius: var(--radius-card);
  background: linear-gradient(135deg, rgba(57, 255, 20, 0.16), rgba(57, 255, 20, 0.04));
  border: 1px solid rgba(57, 255, 20, 0.32);
}

.page-contact .contact-radar__core strong {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--c-moon);
}

.page-contact .contact-radar__core span {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--c-green);
}

.page-contact .contact-radar__item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
  border-radius: var(--radius-card);
}

.page-contact .contact-radar__tag {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-mist);
}

.page-contact .contact-radar__value {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.45;
  color: var(--c-green);
  overflow-wrap: anywhere;
  text-decoration: none;
  background: rgba(57, 255, 20, 0.07);
  border: 1px solid transparent;
  padding: 5px 8px;
  border-radius: 6px;
  transition: border-color var(--transition), background var(--transition);
}

.page-contact .contact-radar__value:hover,
.page-contact .contact-radar__value:focus {
  border-color: rgba(57, 255, 20, 0.4);
  background: rgba(57, 255, 20, 0.14);
}

.page-contact .contact-radar__hint {
  font-size: 0.75rem;
  color: var(--c-mist);
  line-height: 1.5;
}

/* ---------- 客服邮箱与电话详情 ---------- */
.page-contact .contact-detail__grid {
  display: grid;
  gap: 20px;
  margin-top: 32px;
}

.page-contact .contact-card {
  display: flex;
  flex-direction: column;
  padding: 24px;
  border-radius: var(--radius-card);
}

.page-contact .contact-card__header {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 18px;
}

.page-contact .contact-card__header h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin: 0 0 4px;
  color: var(--c-moon);
}

.page-contact .contact-card__header p {
  margin: 0;
  font-size: 0.84rem;
  color: var(--c-mist);
}

.page-contact .contact-card__icon {
  flex: none;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 50% 50% 6px 50%;
  background: rgba(57, 255, 20, 0.13);
  color: var(--c-green);
  font-size: 1.35rem;
}

.page-contact .contact-card--phone .contact-card__icon {
  border-radius: 50% 6px 50% 50%;
  background: rgba(255, 77, 46, 0.13);
  color: var(--c-orange);
}

.page-contact .contact-card__list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 12px;
  flex: 1;
}

.page-contact .contact-card__list li {
  padding: 14px;
  border-radius: 10px;
  background: rgba(11, 29, 58, 0.5);
  border: 1px solid rgba(176, 196, 222, 0.1);
  display: grid;
  gap: 7px;
  transition: border-color var(--transition), background var(--transition);
}

.page-contact .contact-card__list li:hover,
.page-contact .contact-card__list li:focus-within {
  border-color: rgba(57, 255, 20, 0.35);
  background: rgba(11, 29, 58, 0.7);
}

.page-contact .contact-card__label {
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--c-mist);
}

.page-contact .contact-card__mail {
  position: relative;
  display: inline-block;
  width: fit-content;
  max-width: 100%;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: var(--c-green);
  overflow-wrap: anywhere;
  text-decoration: none;
  transition: color var(--transition);
}

.page-contact .contact-card__mail::after {
  content: "✉ 写信";
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: var(--c-green);
  background: rgba(57, 255, 20, 0.1);
  padding: 2px 8px;
  border-radius: 999px;
  margin-left: 8px;
  white-space: nowrap;
  opacity: 0;
  transform: translateX(-6px);
  transition: all var(--transition);
}

.page-contact .contact-card__list li:hover .contact-card__mail::after,
.page-contact .contact-card__mail:focus::after {
  opacity: 1;
  transform: translateX(0);
}

.page-contact .contact-card__foot {
  margin: 0;
  padding: 12px 14px;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--c-moon);
  background: rgba(57, 255, 20, 0.06);
  border-left: 3px solid var(--c-green);
  border-radius: 0 10px 10px 0;
}

/* 电话卡片 */
.page-contact .contact-card__phone {
  margin-bottom: 16px;
  padding: 18px 16px;
  border-radius: 12px;
  background: rgba(255, 77, 46, 0.06);
  border: 1px solid rgba(255, 77, 46, 0.18);
  display: grid;
  gap: 10px;
}

.page-contact .contact-card__number {
  position: relative;
  display: inline-block;
  width: fit-content;
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--c-moon);
  text-decoration: none;
  transition: color var(--transition);
}

.page-contact .contact-card__number::after {
  content: "☏ 拨号";
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 0.72rem;
  color: var(--c-orange);
  background: rgba(255, 77, 46, 0.12);
  padding: 2px 8px;
  border-radius: 999px;
  margin-left: 10px;
  vertical-align: middle;
  white-space: nowrap;
  opacity: 0;
  transform: translateY(4px);
  transition: all var(--transition);
}

.page-contact .contact-card__phone:hover .contact-card__number::after,
.page-contact .contact-card__number:focus::after {
  opacity: 1;
  transform: translateY(0);
}

.page-contact .contact-card__tip {
  display: inline-block;
  width: fit-content;
  font-size: 0.78rem;
  color: var(--c-orange);
  background: rgba(255, 77, 46, 0.08);
  padding: 3px 10px;
  border-radius: 6px;
  cursor: default;
  transition: background var(--transition);
}

.page-contact .contact-card__tip:hover {
  background: rgba(255, 77, 46, 0.18);
}

.page-contact .contact-card__meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
  font-size: 0.84rem;
  color: var(--c-mist);
}

.page-contact .contact-card__meta li {
  position: relative;
  padding-left: 18px;
}

.page-contact .contact-card__meta li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 6px;
  height: 6px;
  background: var(--c-orange);
  transform: rotate(45deg);
  border-radius: 1px;
}

/* ---------- 办公地址 ---------- */
.page-contact .contact-location__grid {
  display: grid;
  gap: 20px;
  margin-top: 32px;
  align-items: center;
}

.page-contact .contact-location__card {
  padding: 26px;
  border-radius: var(--radius-card);
}

.page-contact .contact-location__card .badge {
  margin-bottom: 14px;
}

.page-contact .contact-location__card h2 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  line-height: 1.55;
  color: var(--c-moon);
  margin: 0 0 12px;
}

.page-contact .contact-location__card p {
  margin: 0 0 10px;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--c-mist);
}

.page-contact .contact-location__card p:last-child {
  margin-bottom: 0;
}

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

/* ---------- 常见响应时间 ---------- */
.page-contact .contact-response__timeline {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  position: relative;
}

.page-contact .contact-response__timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 12px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(180deg, rgba(57, 255, 20, 0.35), rgba(255, 77, 46, 0.2) 70%, rgba(255, 77, 46, 0.05));
}

.page-contact .contact-response__item {
  position: relative;
  padding-left: 34px;
  padding-bottom: 24px;
}

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

.page-contact .contact-response__dot {
  position: absolute;
  left: 3px;
  top: 4px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--c-green);
  box-shadow: 0 0 10px rgba(57, 255, 20, 0.45);
}

.page-contact .contact-response__dot--orange {
  background: var(--c-orange);
  box-shadow: 0 0 10px rgba(255, 77, 46, 0.45);
}

.page-contact .contact-response__body h3 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  margin: 0 0 4px;
  color: var(--c-moon);
}

.page-contact .contact-response__body p {
  margin: 0 0 4px;
  font-size: 0.88rem;
  color: var(--c-moon);
}

.page-contact .contact-response__meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--c-mist);
}

/* ---------- 帮助中心引导 ---------- */
.page-contact .contact-help .container {
  display: grid;
  gap: 16px;
  justify-items: center;
}

.page-contact .contact-help__card {
  width: 100%;
  padding: 26px;
  border-radius: var(--radius-card);
  display: grid;
  gap: 18px;
  justify-items: center;
  text-align: center;
  background: linear-gradient(135deg, rgba(57, 255, 20, 0.1), rgba(11, 29, 58, 0.2) 60%);
}

.page-contact .contact-help__copy h2 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  margin: 0 0 8px;
  color: var(--c-moon);
}

.page-contact .contact-help__copy p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--c-mist);
}

.page-contact .contact-help__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.page-contact .contact-help__meta {
  margin: 0;
  font-size: 0.8rem;
  color: var(--c-mist);
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.page-contact .contact-help__meta a {
  color: var(--c-moon);
  text-decoration: none;
  border-bottom: 1px solid rgba(176, 196, 222, 0.2);
  transition: border-color var(--transition), color var(--transition);
}

.page-contact .contact-help__meta a:hover,
.page-contact .contact-help__meta a:focus {
  border-color: var(--c-green);
  color: var(--c-green);
}

/* ---------- 更多相关页面 ---------- */
.page-contact .contact-links__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .contact-links__list a {
  display: block;
  padding: 14px 18px;
  border-radius: var(--radius-card);
  background: rgba(24, 42, 74, 0.65);
  color: var(--c-mist);
  text-decoration: none;
  font-size: 0.88rem;
  line-height: 1.55;
  border: 1px solid rgba(176, 196, 222, 0.08);
  transition: all var(--transition);
}

.page-contact .contact-links__list a:hover,
.page-contact .contact-links__list a:focus {
  color: var(--c-moon);
  border-color: rgba(57, 255, 20, 0.3);
  background: var(--c-card);
  padding-left: 24px;
}

/* ==========================================
   桌面端增强 · min-width: 900px
   ========================================== */
@media (min-width: 900px) {

  .page-contact .contact-hero__grid {
    grid-template-columns: 1.05fr 1fr;
    gap: 44px;
  }

  .page-contact .contact-hero__copy h1 {
    font-size: clamp(2rem, 4vw, 3rem);
  }

  /* 雷达图：圆形总览 */
  .page-contact .contact-radar__board {
    display: block;
    position: relative;
    width: min(820px, 100%);
    aspect-ratio: 1 / 1;
    margin: 40px auto 0;
    border-radius: 50%;
    border: 1px dashed rgba(57, 255, 20, 0.2);
    background:
      radial-gradient(circle, rgba(57, 255, 20, 0.07) 0%, rgba(57, 255, 20, 0.02) 45%, transparent 45.5%),
      radial-gradient(circle, transparent 55%, rgba(57, 255, 20, 0.04) 55.5%, transparent 56%);
  }

  .page-contact .contact-radar__board::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(57, 255, 20, 0.25), transparent);
  }

  .page-contact .contact-radar__board::after {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 1px;
    background: linear-gradient(180deg, transparent, rgba(57, 255, 20, 0.25), transparent);
  }

  .page-contact .contact-radar__core {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 168px;
    height: 168px;
    min-height: 0;
    padding: 10px;
    border-radius: 50%;
    box-shadow: 0 0 60px rgba(57, 255, 20, 0.22), 0 0 0 4px rgba(57, 255, 20, 0.08);
    z-index: 2;
  }

  .page-contact .contact-radar__item {
    position: absolute;
    width: 252px;
    margin: 0;
    z-index: 1;
  }

  .page-contact .contact-radar__item--email {
    top: 3%;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    align-items: center;
  }

  .page-contact .contact-radar__item--backup {
    top: 50%;
    right: 0.5%;
    transform: translateY(-50%);
  }

  .page-contact .contact-radar__item--phone {
    bottom: 3%;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    align-items: center;
  }

  .page-contact .contact-radar__item--time {
    top: 50%;
    left: 0.5%;
    transform: translateY(-50%);
  }

  /* 详情两列 */
  .page-contact .contact-detail__grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }

  /* 地址两列 */
  .page-contact .contact-location__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 36px;
  }

  /* 响应时间横向 */
  .page-contact .contact-response__timeline {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    margin-top: 44px;
    padding-top: 8px;
  }

  .page-contact .contact-response__timeline::before {
    top: 0;
    left: 8%;
    right: 8%;
    bottom: auto;
    width: auto;
    height: 1px;
    background: linear-gradient(90deg, rgba(57, 255, 20, 0.1), rgba(57, 255, 20, 0.5), rgba(255, 77, 46, 0.35));
  }

  .page-contact .contact-response__item {
    padding-left: 0;
    padding-bottom: 0;
    padding-top: 34px;
    text-align: center;
  }

  .page-contact .contact-response__dot {
    left: 50%;
    transform: translateX(-50%);
    top: -6px;
  }

  /* 帮助卡片 */
  .page-contact .contact-help__card {
    grid-template-columns: 1fr auto;
    justify-items: start;
    text-align: left;
    align-items: center;
    padding: 32px 36px;
  }

  .page-contact .contact-help__links {
    justify-content: flex-start;
  }

  .page-contact .contact-help__meta {
    gap: 16px;
  }

  /* 更多相关页面 */
  .page-contact .contact-links__list {
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
  }

  .page-contact .contact-links__list a {
    padding: 18px 16px;
  }

  .page-contact .contact-links__list a:hover,
  .page-contact .contact-links__list a:focus {
    padding-left: 22px;
  }
}