/* ============================================
   INDUSTRA - contact.css (联系我们页专用样式)
   页面横幅、联系信息卡、表单布局、地图、FAQ
   ============================================ */

/* ============================================
   页面横幅
   ============================================ */
.contact-hero {
  position: relative;
  padding: 9rem 0 4rem;
  background: linear-gradient(135deg, #c41e08 0%, #f7270b 50%, #f94d35 100%);
  overflow: hidden;
}
/* 背景装饰光斑 */
.contact-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255,255,255,0.12) 0%, transparent 70%);
  border-radius: 50%;
}
.contact-hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(5,150,105,0.15) 0%, transparent 70%);
  border-radius: 50%;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.6);
}
.breadcrumb a {
  color: rgba(255, 255, 255, 0.8);
  transition: color 0.2s;
}
.breadcrumb a:hover { color: #fff; }
.breadcrumb-sep { opacity: 0.5; }
.breadcrumb-current { color: #fff; }

.contact-hero-title {
  font-family: 'Lexend', 'Noto Sans SC', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: #fff;
  margin-bottom: 1rem;
}
.contact-hero-desc {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.8);
  max-width: 600px;
}

/* ============================================
   联系信息卡片
   ============================================ */
.info-card {
  position: relative;
  padding: 2rem 1.75rem;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: 1rem;
  overflow: hidden;
  transition: transform 0.35s var(--ease-out-expo), box-shadow 0.35s var(--ease-out-expo), border-color 0.35s;
}
/* 底部高亮条 */
.info-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease-out-expo);
}
.info-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 48px -16px rgba(15, 23, 42, 0.14);
  border-color: transparent;
}
.info-card:hover::after { transform: scaleX(1); }

.info-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  margin-bottom: 1.25rem;
  color: var(--color-primary);
  background: #fef1f0;
  border-radius: 0.875rem;
  transition: background-color 0.35s var(--ease-out-expo), color 0.35s, transform 0.35s var(--ease-spring);
}
.info-card:hover .info-icon {
  background: var(--color-primary);
  color: #fff;
  transform: scale(1.08) rotate(-5deg);
}
.info-label {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  margin-bottom: 0.5rem;
}
.info-value {
  font-family: 'Lexend', 'Noto Sans SC', sans-serif;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-ink);
  line-height: 1.5;
}
.info-detail {
  font-size: 0.875rem;
  color: var(--color-ink-muted);
  margin-top: 0.25rem;
  line-height: 1.5;
}

/* ============================================
   联系表单区
   ============================================ */
.contact-form-wrap {
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: 1.25rem;
  padding: 2rem;
  box-shadow: 0 12px 32px -12px rgba(15, 23, 42, 0.1);
}
@media (min-width: 768px) {
  .contact-form-wrap { padding: 2.5rem; }
}
.contact-form-title {
  font-family: 'Lexend', 'Noto Sans SC', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 0.5rem;
}
.contact-form-desc {
  font-size: 0.9375rem;
  color: var(--color-ink-muted);
  margin-bottom: 2rem;
}

/* 必填星号 */
.req-star { color: #ef4444; }

/* 提交按钮 */
.btn-submit {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.875rem 1.75rem;
  background: var(--color-primary);
  color: #fff;
  font-weight: 500;
  border-radius: 999px;
  border: none;
  overflow: hidden;
  box-shadow: 0 8px 20px -8px rgba(10, 77, 140, 0.5);
  transition: transform 0.25s var(--ease-out-expo), background-color 0.25s, box-shadow 0.25s;
  cursor: pointer;
}
.btn-submit::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,0.25), transparent);
  transition: left 0.6s var(--ease-out-expo);
}
.btn-submit:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 14px 30px -8px rgba(10, 77, 140, 0.6);
}
.btn-submit:hover::before { left: 100%; }
.btn-submit:active { transform: translateY(0); }
.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}
.btn-submit.success {
  background: var(--color-accent);
  box-shadow: 0 8px 20px -8px rgba(5, 150, 105, 0.5);
}
.form-submit-error {
  margin-top: 10px;
  text-align: center;
  font-size: 13px;
  color: #dc2626;
}

/* ============================================
   公司信息侧栏
   ============================================ */
.company-info-card {
  background: linear-gradient(135deg, var(--color-ink) 0%, var(--color-ink-soft) 100%);
  border-radius: 1.25rem;
  padding: 2rem;
  color: #fff;
  overflow: hidden;
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.company-info-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -30%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(10,77,140,0.4) 0%, transparent 70%);
  border-radius: 50%;
}
.company-info-item {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
  padding: 0.875rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: padding-left 0.25s var(--ease-out-expo);
}
.company-info-item:last-child { border-bottom: none; }
.company-info-item:hover { padding-left: 0.5rem; }
.company-info-icon {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 0.625rem;
  transition: background-color 0.25s, transform 0.25s var(--ease-spring);
}
.company-info-item:hover .company-info-icon {
  background: var(--color-primary);
  transform: scale(1.08);
}
.company-info-label {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.125rem;
}
.company-info-value {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.95);
  line-height: 1.5;
}

/* ============================================
   地图区
   ============================================ */
.map-wrap {
  position: relative;
  border-radius: 1.25rem;
  overflow: hidden;
  border: 1px solid var(--color-line);
  box-shadow: 0 12px 32px -12px rgba(15, 23, 42, 0.1);
}
.map-wrap iframe {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 400px;
  border: 0;
}

/* ============================================
   FAQ 手风琴
   ============================================ */
.faq-item {
  border: 1px solid var(--color-line);
  border-radius: 0.875rem;
  overflow: hidden;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.faq-item:hover { border-color: #cfe0f0; }
.faq-item.open {
  border-color: var(--color-primary);
  box-shadow: 0 8px 24px -8px rgba(10, 77, 140, 0.12);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  padding: 1.25rem 1.5rem;
  background: #fff;
  border: none;
  text-align: left;
  font-family: 'Lexend', 'Noto Sans SC', sans-serif;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-ink);
  cursor: pointer;
  transition: background-color 0.2s, color 0.2s;
  list-style: none;
}
.faq-question:hover {
  background: #f8fbfe;
  color: var(--color-primary);
}
.faq-icon-wrap {
  flex-shrink: 0;
  width: 1.5rem;
  height: 1.5rem;
  position: relative;
}
.faq-icon {
  position: absolute;
  top: 0;
  left: 0;
  width: 1.5rem;
  height: 1.5rem;
  color: var(--color-primary);
  transition: opacity 0.3s var(--ease-out-expo), transform 0.3s var(--ease-out-expo);
}
.faq-icon-plus {
  opacity: 1;
  transform: scale(1);
}
.faq-icon-minus {
  opacity: 0;
  transform: scale(0.8);
}
.faq-item.open .faq-icon-plus {
  opacity: 0;
  transform: scale(0.8);
}
.faq-item.open .faq-icon-minus {
  opacity: 1;
  transform: scale(1);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease-out-expo);
}
.faq-answer-inner {
  padding: 0 1.5rem 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-ink-muted);
}

/* ============================================
   社交渠道卡片
   ============================================ */
.social-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: 0.875rem;
  transition: transform 0.3s var(--ease-out-expo), border-color 0.3s, box-shadow 0.3s;
}
.social-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
  box-shadow: 0 16px 32px -12px rgba(15, 23, 42, 0.12);
}
.social-icon {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  color: #fff;
  transition: transform 0.3s var(--ease-spring);
}
.social-card:hover .social-icon { transform: scale(1.1) rotate(-5deg); }
.social-name {
  font-family: 'Lexend', 'Noto Sans SC', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-ink);
}
.social-desc {
  font-size: 0.8125rem;
  color: var(--color-ink-muted);
}

/* ============================================
   浮动联系栏
   ============================================ */
.floating-btn-wrapper {
  position: relative !important;
}

.floating-btn-wrapper .floating-tooltip {
  position: absolute !important;
  right: calc(100% + 12px) !important;
  top: 50% !important;
  left: auto !important;
  bottom: auto !important;
  transform: translateY(-50%) !important;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
  z-index: 100 !important;
  pointer-events: none;
}

.floating-btn-wrapper:hover .floating-tooltip {
  opacity: 1 !important;
  visibility: visible !important;
  pointer-events: auto;
}

.floating-tooltip img {
  display: block !important;
  width: 96px !important;
  height: 96px !important;
  max-width: none !important;
}