/* ===== 联系我们页面专属样式 ===== */
.page-contact {
  --contact-radius-lg: 20px;
  --contact-radius-sm: 14px;
  --contact-neon-soft: rgba(57, 255, 20, 0.12);
  --contact-line: rgba(138, 143, 152, 0.18);
  background: var(--ybo-light);
  overflow-x: hidden;
}

/* ---------- Hero 首屏 ---------- */
.page-contact-hero {
  background:
    radial-gradient(ellipse at 82% 18%, rgba(57, 255, 20, 0.10) 0%, transparent 52%),
    radial-gradient(ellipse at 10% 90%, rgba(255, 107, 53, 0.06) 0%, transparent 40%),
    linear-gradient(140deg, var(--ybo-deep-2) 0%, var(--ybo-deep) 58%, #0D2A5E 100%);
  padding: 48px 0 0;
  position: relative;
  overflow: hidden;
}

.page-contact-hero::before {
  content: "";
  position: absolute;
  width: 320px;
  height: 320px;
  border: 1px solid rgba(57, 255, 20, 0.18);
  border-radius: 50%;
  top: -130px;
  right: -90px;
  pointer-events: none;
}

.page-contact-hero::after {
  content: "";
  position: absolute;
  width: 140px;
  height: 140px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  bottom: 30%;
  left: -50px;
  pointer-events: none;
}

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

.page-contact-hero__crumb {
  color: var(--ybo-neon);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 18px;
}

.page-contact-hero__crumb a {
  color: var(--ybo-mgray);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-contact-hero__crumb a:hover {
  color: var(--ybo-neon);
}

.page-contact-hero__title {
  color: #FFFFFF;
  font-size: clamp(30px, 5vw, 52px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.02em;
  margin: 0 0 18px;
}

.page-contact-hero__title-accent {
  display: block;
  color: var(--ybo-neon);
}

.page-contact-hero__lead {
  color: var(--ybo-ondark);
  max-width: 540px;
  font-size: 16px;
  line-height: 1.8;
  margin: 0 0 26px;
}

.page-contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 36px;
}

.page-contact-hero__image {
  position: relative;
  display: block;
}

.page-contact-hero__image img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 18px 18px 0 0;
  object-fit: cover;
  box-shadow: 0 -6px 40px rgba(10, 31, 68, 0.35);
}

/* ---------- 01 联系方式 ---------- */
.page-contact-info {
  background: var(--ybo-light);
}

.page-contact-grid {
  margin-top: 34px;
  align-items: stretch;
}

.page-contact-card {
  background: var(--ybo-deep);
  border: 1px solid rgba(57, 255, 20, 0.14);
  border-radius: var(--contact-radius-lg);
  padding: 28px 24px 24px;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  display: flex;
  flex-direction: column;
}

.page-contact-card::before {
  content: "";
  position: absolute;
  top: -50px;
  right: -50px;
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: rgba(57, 255, 20, 0.08);
  transition: transform 0.45s ease;
}

.page-contact-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 36px rgba(10, 31, 68, 0.18);
  border-color: rgba(57, 255, 20, 0.34);
}

.page-contact-card:hover::before {
  transform: scale(1.35);
}

.page-contact-card__index {
  position: absolute;
  top: 16px;
  right: 20px;
  color: rgba(255, 255, 255, 0.10);
  font-size: 34px;
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
}

.page-contact-card__label {
  display: block;
  color: var(--ybo-neon);
  font-size: 13px;
  letter-spacing: 0.18em;
  margin-bottom: 14px;
  position: relative;
  z-index: 1;
}

.page-contact-card__value {
  display: block;
  color: #FFFFFF;
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 600;
  line-height: 1.5;
  word-break: break-all;
  text-decoration: none;
  margin-bottom: auto;
  position: relative;
  z-index: 1;
}

a.page-contact-card__value {
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease;
}

a.page-contact-card__value:hover {
  color: var(--ybo-neon);
  border-bottom-color: var(--ybo-neon);
}

.page-contact-card__hint {
  color: var(--ybo-mgray);
  font-size: 14px;
  line-height: 1.6;
  margin: 12px 0 14px;
  position: relative;
  z-index: 1;
}

.page-contact-card__action {
  align-self: flex-start;
  color: var(--ybo-neon);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(57, 255, 20, 0.4);
  padding-bottom: 2px;
  transition: border-color 0.3s ease, color 0.3s ease;
  position: relative;
  z-index: 1;
}

.page-contact-card__action:hover {
  color: #FFFFFF;
  border-bottom-color: #FFFFFF;
}

.page-contact-card__tag {
  align-self: flex-start;
  color: var(--ybo-mgray);
  border-color: var(--ybo-mgray);
  position: relative;
  z-index: 1;
}

/* ---------- 02 联系说明 ---------- */
.page-contact-note {
  background:
    radial-gradient(ellipse at 15% 0%, rgba(57, 255, 20, 0.06) 0%, transparent 50%),
    linear-gradient(180deg, var(--ybo-deep-2) 0%, var(--ybo-deep) 100%);
}

.page-contact-note__box {
  margin-top: 28px;
  padding: 34px 28px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(57, 255, 20, 0.22);
  border-radius: var(--contact-radius-lg);
  position: relative;
  overflow: hidden;
}

.page-contact-note__box::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -60px;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: rgba(57, 255, 20, 0.06);
}

.page-contact-note__box p {
  color: var(--ybo-ondark);
  font-size: 18px;
  line-height: 1.8;
  margin: 0 0 16px;
}

.page-contact-note__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.page-contact-note__extra {
  border-top: 1px solid var(--contact-line);
  padding-top: 16px;
  position: relative;
  z-index: 1;
}

.page-contact-note__extra p {
  color: var(--ybo-mgray);
  font-size: 14px;
  line-height: 1.7;
  margin: 0;
}

/* ---------- 03 常见联系事项 ---------- */
.page-contact-topics {
  background: var(--ybo-light);
}

.page-contact-topics__grid {
  margin-top: 34px;
}

.page-contact-topic {
  background: #FFFFFF;
  border: 1px solid #E8EBF0;
  border-radius: var(--contact-radius-lg);
  padding: 28px 24px;
  transition: box-shadow 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
  display: flex;
  flex-direction: column;
}

.page-contact-topic:hover {
  transform: translateY(-3px);
  border-color: rgba(57, 255, 20, 0.38);
  box-shadow: 0 12px 32px rgba(10, 31, 68, 0.08);
}

.page-contact-topic__index {
  display: inline-block;
  color: var(--ybo-deep);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-bottom: 2px solid var(--ybo-neon);
  padding-bottom: 6px;
  margin-bottom: 18px;
}

.page-contact-topic h3 {
  color: var(--ybo-text);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.4;
  margin: 0 0 10px;
}

.page-contact-topic p {
  color: #6B7280;
  font-size: 15px;
  line-height: 1.7;
  margin: 0 0 18px;
  flex-grow: 1;
}

.page-contact-topic a {
  align-self: flex-start;
  color: var(--ybo-deep);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, color 0.3s ease;
}

.page-contact-topic a:hover {
  color: var(--ybo-orange);
  border-bottom-color: var(--ybo-orange);
}

.page-contact-topics__more {
  margin-top: 30px;
  padding: 20px 24px;
  background: transparent;
  border: 1px dashed var(--ybo-mgray);
  border-radius: var(--contact-radius-sm);
  text-align: center;
}

.page-contact-topics__more p {
  color: var(--ybo-mgray);
  font-size: 15px;
  line-height: 1.7;
  margin: 0;
}

.page-contact-topics__more a {
  color: var(--ybo-deep);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid var(--ybo-deep);
  transition: color 0.3s ease, border-color 0.3s ease;
}

.page-contact-topics__more a:hover {
  color: var(--ybo-orange);
  border-bottom-color: var(--ybo-orange);
}

/* ---------- 地址指引 ---------- */
.page-contact-location {
  background: linear-gradient(160deg, #F0F3F8 0%, var(--ybo-light) 60%, #EAF5EA 100%);
  padding-top: 48px;
  padding-bottom: 48px;
}

.page-contact-location__inner {
  display: grid;
  gap: 24px;
  align-items: center;
}

.page-contact-location__image {
  position: relative;
}

.page-contact-location__image img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--contact-radius-lg);
  object-fit: cover;
  box-shadow: var(--ybo-shadow);
}

.page-contact-location__image::after {
  content: "";
  position: absolute;
  top: -14px;
  right: -14px;
  width: 44px;
  height: 44px;
  border-top: 3px solid var(--ybo-neon);
  border-right: 3px solid var(--ybo-neon);
  border-radius: 0 12px 0 0;
  opacity: 0.7;
}

.page-contact-location__content {
  background: #FFFFFF;
  border: 1px solid #E8EBF0;
  border-radius: var(--contact-radius-lg);
  padding: 32px 28px;
  box-shadow: var(--ybo-shadow);
}

.page-contact-location__label {
  display: block;
  color: var(--ybo-deep);
  font-size: 13px;
  letter-spacing: 0.18em;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.page-contact-location__content h2 {
  color: var(--ybo-deep);
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
}

.page-contact-location__content p {
  color: #4B5563;
  font-size: 15px;
  line-height: 1.75;
  margin: 0 0 22px;
}

/* ---------- 页面底部信任区 ---------- */
.page-contact-bottom {
  background:
    linear-gradient(180deg, var(--ybo-deep-2) 0%, var(--ybo-deep) 100%);
  padding: 36px 0 48px;
}

.page-contact-icp {
  color: var(--ybo-mgray);
  font-size: 13px;
  text-align: center;
  letter-spacing: 0.03em;
  margin: 24px 0 0;
  border-top: 1px solid var(--contact-line);
  padding-top: 20px;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 768px) {
  .page-contact-hero {
    padding: 64px 0 0;
  }

  .page-contact-hero__lead {
    font-size: 17px;
  }

  .page-contact-card {
    padding: 32px 28px 26px;
  }

  .page-contact-card__index {
    font-size: 42px;
  }

  .page-contact-note__box {
    padding: 40px 36px;
  }

  .page-contact-location__inner {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact-location {
    padding-top: 56px;
    padding-bottom: 56px;
  }
}

/* ---------- 桌面端 ---------- */
@media (min-width: 1024px) {
  .page-contact-hero__content {
    padding-right: 8%;
  }

  .page-contact-hero__title {
    font-size: 52px;
  }

  .page-contact-bottom {
    padding: 44px 0 56px;
  }
}