/* ===== 联系咨询页专属样式 ===== */
.page-contact {
  --contact-gutter: 20px;

  position: relative;
  overflow-x: hidden;
  background:
    radial-gradient(ellipse at 84% 6%, rgba(57, 255, 20, .09), transparent 44%),
    radial-gradient(ellipse at 8% 42%, rgba(0, 153, 255, .1), transparent 50%),
    radial-gradient(ellipse at 70% 78%, rgba(255, 107, 0, .05), transparent 32%),
    var(--bg-deep);
  padding: 0 0 96px;
}

/* ===== 面包屑 ===== */
.page-contact .contact-breadcrumb {
  width: min(calc(100% - var(--contact-gutter) * 2), var(--content-width));
  margin-inline: auto;
  padding-top: 18px;
}

/* ===== 联系渠道总览 ===== */
.page-contact .contact-station {
  position: relative;
}

.page-contact .contact-backdrop-lines {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: .65;
}
.page-contact .contact-backdrop-lines path {
  filter: drop-shadow(0 0 6px rgba(57, 255, 20, .35));
}

.page-contact .contact-station-intro,
.page-contact .contact-signal-grid {
  position: relative;
  z-index: 1;
  width: min(calc(100% - var(--contact-gutter) * 2), var(--content-width));
  margin-inline: auto;
}

.page-contact .contact-station-intro {
  padding-top: 28px;
}

.page-contact .contact-eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  color: var(--text-dim);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.page-contact .contact-station-intro h1,
.page-contact .contact-coop-head h2,
.page-contact .contact-feedback-head h2,
.page-contact .contact-hours-panel h2,
.page-contact .contact-compliance h2 {
  margin: 0;
  font-weight: 900;
  font-family: var(--font-body);
  color: var(--beige);
  letter-spacing: -0.02em;
}

.page-contact .contact-station-intro h1 {
  font-size: clamp(46px, 11vw, 76px);
  line-height: 1.02;
}

.page-contact .contact-lead {
  max-width: 640px;
  margin: 16px 0 0;
  color: var(--text-dim);
  font-size: 16px;
  line-height: 1.7;
}

.page-contact .contact-support-visual {
  margin-top: 24px;
}
.page-contact .contact-support-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 18px;
  border: 1px solid var(--border-weak);
  box-shadow: 0 28px 70px rgba(0, 0, 0, .35);
}
.page-contact .support-visual-caption {
  display: block;
  margin-top: 10px;
  color: var(--text-dim);
  font-size: 13px;
  font-family: var(--font-data);
}

/* ===== 信号站卡片 ===== */
.page-contact .contact-signal-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  margin-top: 32px;
}

.page-contact .signal-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 28px 24px 26px;
  background: linear-gradient(145deg, rgba(245, 239, 230, .06), rgba(245, 239, 230, .02));
  border: 1px solid var(--border-weak);
  border-radius: 16px;
  box-shadow: 0 18px 42px rgba(0, 0, 0, .28);
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
  text-decoration: none;
  color: var(--beige);
}
.page-contact .signal-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 28px;
  height: 28px;
  border-top: 3px solid var(--neon);
  border-left: 3px solid var(--neon);
  border-radius: 16px 0 0 0;
}
.page-contact .signal-card::after {
  content: '';
  position: absolute;
  right: 0;
  bottom: 0;
  width: 18px;
  height: 18px;
  border-right: 2px solid var(--orange);
  border-bottom: 2px solid var(--orange);
  border-radius: 0 0 16px 0;
}
.page-contact .signal-card:hover,
.page-contact .signal-card:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(57, 255, 20, .35);
  box-shadow: 0 22px 50px rgba(0, 0, 0, .36), 0 0 20px rgba(57, 255, 20, .1);
}
.page-contact .signal-card:active {
  transform: translateY(1px) scale(.99);
}

.page-contact .signal-index {
  align-self: flex-end;
  font-family: var(--font-data);
  font-size: 14px;
  color: var(--text-dim);
  letter-spacing: .06em;
}
.page-contact .signal-label {
  margin-top: -2px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.page-contact .signal-value {
  display: block;
  margin-top: 18px;
  font-family: var(--font-data);
  font-size: clamp(22px, 5.4vw, 32px);
  font-weight: 700;
  letter-spacing: .02em;
  line-height: 1.3;
  word-break: break-word;
  color: var(--beige);
}
.page-contact .signal-usage {
  margin-top: 16px;
  font-size: 15px;
  line-height: 1.55;
  color: var(--text-dim);
}
.page-contact .signal-hint {
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.5;
  color: rgba(245, 239, 230, .5);
}

/* 电话卡：荧光绿数字脉冲 */
.page-contact .signal-card-phone .signal-value {
  color: var(--neon);
  text-shadow: 0 0 12px rgba(57, 255, 20, .35);
  animation: contact-phone-pulse 2.4s ease-in-out infinite;
}
@keyframes contact-phone-pulse {
  0%, 100% { opacity: 1; text-shadow: 0 0 10px rgba(57, 255, 20, .3); }
  50% { opacity: .84; text-shadow: 0 0 22px rgba(57, 255, 20, .65); }
}
.page-contact .signal-card-phone:hover .signal-value,
.page-contact .signal-card-phone:focus-visible .signal-value,
.page-contact .signal-card-phone:active .signal-value {
  animation-play-state: paused;
  opacity: 1;
  color: #fff;
  text-shadow: 0 0 28px rgba(57, 255, 20, .85);
}

/* 邮箱卡：数据蓝 */
.page-contact .signal-card-mail .signal-value {
  color: var(--data-blue);
  text-shadow: 0 0 12px rgba(0, 153, 255, .28);
}
.page-contact .signal-card-mail::before {
  border-top-color: var(--data-blue);
  border-left-color: var(--data-blue);
}

/* 地址卡：橙色细节 + 内嵌图 */
.page-contact .signal-card-address {
  background: linear-gradient(150deg, rgba(255, 107, 0, .08), rgba(245, 239, 230, .02) 46%);
}
.page-contact .signal-card-address .signal-value {
  color: var(--beige);
  font-size: clamp(18px, 4.4vw, 26px);
  font-weight: 700;
  line-height: 1.45;
}
.page-contact .signal-card-address::before {
  border-top-color: var(--orange);
  border-left-color: var(--orange);
}

.page-contact .signal-address-img {
  margin-top: 22px;
  border-radius: 12px;
  overflow: hidden;
}
.page-contact .signal-address-img img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid rgba(255, 107, 0, .28);
}

/* ===== 合作咨询 ===== */
.page-contact .contact-coop {
  margin-top: 72px;
}
.page-contact .contact-coop-head,
.page-contact .contact-coop-body {
  width: min(calc(100% - var(--contact-gutter) * 2), var(--content-width));
  margin-inline: auto;
}
.page-contact .contact-coop-head h2 {
  font-size: clamp(28px, 5.2vw, 42px);
}
.page-contact .contact-coop-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 28px;
}

.page-contact .contact-coop-list {
  padding: 26px 22px;
  border-left: 3px solid var(--neon);
  background: rgba(245, 239, 230, .035);
  border-radius: 0 14px 14px 0;
}
.page-contact .contact-coop-list h3 {
  margin: 0 0 18px;
  font-size: 18px;
  font-weight: 800;
  color: var(--beige);
}
.page-contact .contact-coop-list ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .contact-coop-list li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-weak);
  font-size: 15px;
  line-height: 1.55;
  color: var(--beige);
}
.page-contact .contact-coop-list li:last-child {
  border-bottom: 0;
}
.page-contact .contact-coop-list li span {
  font-family: var(--font-data);
  font-size: 13px;
  color: var(--neon);
}
.page-contact .coop-more {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}
.page-contact .coop-more a {
  color: var(--data-blue);
  text-decoration: underline;
  text-underline-offset: 4px;
}
.page-contact .coop-more a:hover {
  color: var(--neon);
}

.page-contact .contact-coop-mail {
  position: relative;
  padding: 30px 24px;
  background: linear-gradient(135deg, rgba(0, 153, 255, .1), rgba(245, 239, 230, .03));
  border: 1px solid rgba(0, 153, 255, .26);
  border-radius: 16px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, .25);
}
.page-contact .coop-mail-label {
  display: block;
  margin-bottom: 10px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.page-contact .coop-mail-address {
  display: inline-block;
  font-family: var(--font-data);
  font-size: clamp(20px, 4.6vw, 28px);
  font-weight: 700;
  color: var(--data-blue);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 2px solid rgba(0, 153, 255, .35);
}
.page-contact .coop-mail-address:hover,
.page-contact .coop-mail-address:focus-visible {
  color: var(--neon);
  border-bottom-color: var(--neon);
}
.page-contact .coop-mail-note {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}

/* ===== 反馈与建议 ===== */
.page-contact .contact-feedback {
  margin-top: 72px;
}
.page-contact .contact-feedback-head {
  width: min(calc(100% - var(--contact-gutter) * 2), var(--content-width));
  margin-inline: auto;
}
.page-contact .contact-feedback h2 {
  font-size: clamp(28px, 5.2vw, 42px);
}

.page-contact .feedback-flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  width: min(calc(100% - var(--contact-gutter) * 2), var(--content-width));
  margin: 28px auto 0;
  padding: 0;
  list-style: none;
}

.page-contact .feedback-step {
  position: relative;
  padding: 22px 20px 22px 64px;
  background: rgba(245, 239, 230, .04);
  border-top: 2px solid var(--orange);
  border-radius: 0 0 12px 12px;
}
.page-contact .flow-num {
  position: absolute;
  top: 16px;
  left: 16px;
  font-family: var(--font-data);
  font-size: 30px;
  font-weight: 800;
  color: var(--orange);
  opacity: .9;
}
.page-contact .feedback-step h3 {
  margin: 0 0 6px;
  font-size: 18px;
  font-weight: 800;
  color: var(--beige);
}
.page-contact .feedback-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-dim);
}

.page-contact .feedback-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  width: min(calc(100% - var(--contact-gutter) * 2), var(--content-width));
  margin: 28px auto 0;
}
.page-contact .feedback-actions .btn {
  flex: 1 1 200px;
  text-align: center;
  text-decoration: none;
}

.page-contact .feedback-mail-note {
  width: min(calc(100% - var(--contact-gutter) * 2), var(--content-width));
  margin: 14px auto 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}
.page-contact .feedback-mail-note a {
  color: var(--data-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 153, 255, .45);
}

/* ===== 服务时间说明 ===== */
.page-contact .contact-hours {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  width: min(calc(100% - var(--contact-gutter) * 2), var(--content-width));
  margin: 72px auto 0;
}
.page-contact .contact-hours-panel {
  padding: 28px 22px;
  background: linear-gradient(135deg, rgba(57, 255, 20, .07), rgba(0, 0, 0, .12));
  border: 1px solid rgba(57, 255, 20, .22);
  border-radius: 16px;
}
.page-contact .contact-hours h2 {
  font-size: clamp(26px, 4.8vw, 38px);
}
.page-contact .hours-official {
  margin: 18px 0 0;
  font-size: 18px;
  line-height: 1.6;
  color: var(--beige);
}
.page-contact .hours-official strong {
  font-family: var(--font-data);
  font-size: clamp(20px, 4.6vw, 28px);
  color: var(--neon);
  text-shadow: 0 0 12px rgba(57, 255, 20, .3);
}

.page-contact .contact-hours-details {
  margin-top: 18px;
  border-top: 1px solid var(--border-weak);
}
.page-contact .contact-hours-details summary {
  padding: 14px 0 4px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  color: var(--data-blue);
  list-style: none;
}
.page-contact .contact-hours-details summary::-webkit-details-marker {
  display: none;
}
.page-contact .contact-hours-details summary::before {
  content: '+';
  display: inline-block;
  margin-right: 8px;
  color: var(--neon);
  font-family: var(--font-data);
}
.page-contact .contact-hours-details[open] summary::before {
  content: '–';
}
.page-contact .contact-hours-details ul {
  margin: 6px 0 0;
  padding: 0 0 4px 22px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}
.page-contact .contact-hours-details li {
  padding: 4px 0;
}

.page-contact .contact-hours-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.page-contact .hours-fact {
  padding: 20px 14px;
  text-align: center;
  background: rgba(245, 239, 230, .035);
  border: 1px solid var(--border-weak);
  border-radius: 14px;
}
.page-contact .hours-fact-num {
  display: block;
  font-family: var(--font-data);
  font-size: clamp(24px, 5vw, 36px);
  font-weight: 800;
  color: var(--data-blue);
  line-height: 1.1;
}
.page-contact .hours-fact p {
  margin: 8px 0 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--text-dim);
}

/* ===== 网站信息合规 ===== */
.page-contact .contact-compliance {
  width: min(calc(100% - var(--contact-gutter) * 2), var(--content-width));
  margin: 72px auto 0;
  padding: 30px 24px;
  background: rgba(8, 16, 32, .55);
  border-top: 1px solid var(--border-weak);
  border-bottom: 1px solid var(--border-weak);
}
.page-contact .contact-compliance h2 {
  font-size: clamp(24px, 4.4vw, 34px);
}
.page-contact .compliance-icp {
  margin: 16px 0 0;
  font-family: var(--font-data);
  font-size: 16px;
  color: var(--beige);
}
.page-contact .compliance-note {
  max-width: 560px;
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}
.page-contact .compliance-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 28px;
  margin-top: 18px;
}
.page-contact .compliance-links a {
  color: var(--data-blue);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}
.page-contact .compliance-links a:hover {
  color: var(--neon);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ===== 桌面端 ===== */
@media (min-width: 900px) {
  .page-contact {
    --contact-gutter: 32px;
    padding-bottom: 120px;
  }

  .page-contact .contact-station-intro {
    display: grid;
    grid-template-columns: 1.15fr .85fr;
    gap: 48px;
    align-items: end;
    padding-top: 44px;
  }
  .page-contact .contact-station-intro h1 {
    font-size: clamp(60px, 7vw, 88px);
  }
  .page-contact .contact-lead {
    margin-top: 18px;
  }
  .page-contact .contact-support-visual {
    grid-column: 2;
    margin-top: 0;
  }

  .page-contact .contact-signal-grid {
    grid-template-columns: 1fr 1.1fr 1fr;
    gap: 26px;
    align-items: start;
    margin-top: 40px;
  }
  .page-contact .signal-card {
    padding: 34px 28px 30px;
  }
  .page-contact .signal-card-mail {
    margin-top: 56px;
  }
  .page-contact .signal-card-address {
    margin-top: 18px;
  }

  .page-contact .contact-coop {
    margin-top: 104px;
  }
  .page-contact .contact-coop-body {
    grid-template-columns: 1.2fr .8fr;
    gap: 32px;
    align-items: start;
  }
  .page-contact .contact-coop-list {
    padding: 34px 28px;
  }
  .page-contact .contact-coop-mail {
    margin-top: 10px;
    padding: 36px 28px;
  }

  .page-contact .contact-feedback {
    margin-top: 104px;
  }
  .page-contact .feedback-flow {
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }
  .page-contact .feedback-step {
    padding-left: 56px;
  }

  .page-contact .contact-hours {
    grid-template-columns: 1.15fr .85fr;
    gap: 34px;
    align-items: start;
    margin-top: 104px;
  }
  .page-contact .contact-hours-panel {
    padding: 36px 30px;
  }
  .page-contact .contact-hours-facts {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 10px;
  }
  .page-contact .hours-fact {
    display: flex;
    align-items: center;
    gap: 18px;
    text-align: left;
    padding: 18px 20px;
  }
  .page-contact .hours-fact-num {
    font-size: 32px;
    flex-shrink: 0;
  }
  .page-contact .hours-fact p {
    margin: 0;
    font-size: 13px;
  }

  .page-contact .contact-compliance {
    margin-top: 104px;
    padding: 40px 32px;
  }
}

/* ===== 无障碍：减弱动态效果 ===== */
@media (prefers-reduced-motion: reduce) {
  .page-contact .signal-card-phone .signal-value {
    animation: none;
  }
}