/* ============================================
   联系我们专属样式 (contact.css)
============================================ */

/* ======= 核心修复：强制联系页透明导航及大标题文字为白色 ======= */
#main-navbar:not(.scrolled) .nav-link-item,
#main-navbar:not(.scrolled) .action-btn {
  color: #fff !important;
}

.inner-page-hero.contact-hero {
  height: 460px;
  display: flex; flex-direction: column; justify-content: center;
  padding-top: 80px;
  position: relative;
}
.inner-page-hero.contact-hero::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to right, rgba(0,15,36,0.60) 0%, rgba(0,30,66,0.7) 100%);
  z-index: 1;
}
.inner-page-hero.contact-hero .container { 
  position: relative; z-index: 2; max-width: 1240px; 
}
.contact-hero .breadcrumb-list { 
  display: flex;          /* 让列表变成横向排列 */
  align-items: center;    /* 上下垂直居中对齐 */
  flex-wrap: wrap;        /* 如果太长自动换行 */
  font-family: var(--font-en); color: rgba(255,255,255,0.6) !important; 
  margin-bottom: 24px; font-weight: 500; letter-spacing: 1px; text-transform: uppercase; 
}
.contact-hero .breadcrumb-list a { color: rgba(255,255,255,0.85) !important; }
.contact-hero .breadcrumb-list a:hover, 
.contact-hero .breadcrumb-list .current { color: #fff !important; }
.contact-hero .breadcrumb-list .sep { margin: 0 10px; opacity: 0.5; font-size: 0.75rem; color: #fff !important;}
.contact-hero .hero-title,
.contact-hero .hero-title strong { 
  font-size: clamp(2.4rem, 4.5vw, 3.6rem); font-weight: 300; 
  color: #fff !important; margin: 0 0 16px; letter-spacing: 2px; 
}
.contact-hero .hero-title strong { font-weight: 700; }
.contact-hero .hero-subtitle { 
  font-size: 1.15rem; color: rgba(255,255,255,0.8) !important; 
  max-width: 650px; font-weight: 400; line-height: 1.75; 
}

/* ============================================
   CONTACT LAYOUT: 极简排版区
============================================ */
.corporate-layout-section { background-color: #fff; padding: 100px 0; }
.corporate-container { max-width: 1240px; margin: 0 auto; padding: 0 20px; }

/* 双基地产业矩阵 */
.matrix-header { margin-bottom: 50px; }
.matrix-header h2 { font-size: 2.2rem; font-weight: 300; color: var(--text-dark); margin-bottom: 8px; }
.matrix-header h2 strong { font-weight: 700; color: var(--primary); }
.matrix-header p { font-family: var(--font-en); color: var(--text-muted); letter-spacing: 2px; text-transform: uppercase; font-size: 0.85rem; font-weight: 700; }

.hub-matrix-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-bottom: 100px; }
.hub-card { border-top: 2px solid var(--text-dark); padding-top: 30px; transition: var(--transition); }
.hub-card:hover { border-top-color: var(--primary); }
.hub-badge { display: inline-block; font-family: var(--font-en); font-size: 0.8rem; font-weight: 700; letter-spacing: 1.5px; color: var(--primary); text-transform: uppercase; margin-bottom: 20px; }
.hub-card h3 { font-size: 1.5rem; font-weight: 700; color: var(--text-dark); margin-bottom: 16px; display: flex; align-items: center; gap: 12px; }
.hub-card h3 i { font-size: 1.2rem; color: var(--text-muted); font-weight: 300; }
.hub-address-text { font-size: 1.05rem; color: var(--text-muted); font-weight: 400; line-height: 1.8; max-width: 90%; }

/* 商务对接区 */
.premium-contact-block { display: flex; align-items: flex-start; border-top: 1px solid var(--border-thin); padding-top: 80px; margin-bottom: 40px; }
.pc-left { flex: 0 0 45%; padding-right: 60px; }
.pc-eyebrow { font-family: var(--font-en); font-size: 0.85rem; font-weight: 700; color: var(--primary); letter-spacing: 3px; margin-bottom: 20px; text-transform: uppercase; }
.pc-heading { font-size: 2.6rem; font-weight: 700; color: var(--text-dark); line-height: 1.3; margin-bottom: 30px; letter-spacing: 1px; }
.pc-desc { font-size: 1.1rem; color: var(--text-muted); line-height: 1.8; font-weight: 400; max-width: 420px; }

.pc-right { flex: 1; display: flex; flex-direction: column; gap: 60px; }
.pc-contact-item { position: relative; }
.pc-label { font-size: 1rem; font-weight: 600; color: var(--text-muted); margin-bottom: 12px; display: flex; align-items: center; gap: 10px; }
.pc-label i { color: var(--text-dark); font-size: 1.1rem; }
.pc-number { font-family: var(--font-display); font-size: 4rem; font-weight: 400; color: var(--text-dark); line-height: 1; letter-spacing: -1px; }
.pc-number.highlight { font-weight: 600; color: var(--primary); }
.pc-contact-person { display: inline-block; font-family: var(--font-main); font-size: 1.2rem; font-weight: 500; color: var(--text-dark); margin-left: 20px; vertical-align: text-bottom; letter-spacing: 0; }

/* ============================================
   全屏地图区
============================================ */
.map-section { background: #fff; }
.map-outer { position: relative; height: 500px; background: var(--bg-light); width: 100%; border-top: 1px solid var(--border-thin); }
.map-outer iframe { width: 100%; height: 100%; border: none; display: block; filter: grayscale(20%) contrast(110%); }
.map-placeholder { width: 100%; height: 100%; background: #f3f4f6; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 20px; }
.map-placeholder .mp-icon { font-size: 3rem; color: var(--text-muted); }
.map-placeholder p { font-size: 1.2rem; color: var(--text-dark); font-weight: 500; letter-spacing: 1px; }

.map-info-bar { 
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%); 
  padding: 40px 0; 
  position: relative;
  z-index: 2;
  box-shadow: 0 -10px 30px rgba(0, 71, 157, 0.15);
}
.map-info-inner { 
  display: flex; align-items: center; justify-content: space-between; 
  flex-wrap: wrap; gap: 30px; max-width: 1240px; margin: 0 auto; padding: 0 20px; 
}
.mib-item { display: flex; align-items: center; gap: 16px; }
.mib-item .mib-icon { 
  width: 46px; height: 46px; border-radius: 12px; background: #fff; 
  display: flex; align-items: center; justify-content: center; 
  color: var(--primary); font-size: 1.2rem; flex-shrink: 0; 
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
.mib-item .mib-text { display: flex; flex-direction: column; }
.mib-item .mib-label { font-size: 0.8rem; color: rgba(255,255,255,0.75); margin-bottom: 4px; text-transform: uppercase; letter-spacing: 1px;}
.mib-item .mib-value { font-size: 1rem; color: #fff; font-weight: 600; }
.mib-nav-btn { 
  display: inline-flex; align-items: center; gap: 10px; 
  background: #fff; color: var(--primary); 
  font-size: 1rem; font-weight: 700; padding: 12px 28px; 
  border-radius: 30px; border: none; cursor: pointer; 
  transition: var(--transition); outline: none; flex-shrink: 0;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}
.mib-nav-btn:hover { 
  background: var(--bg-light); color: var(--primary-dark); 
  transform: translateY(-3px); box-shadow: 0 8px 25px rgba(0,0,0,0.3); 
}

/* ============================================
   全局滚动淡入控制
============================================ */
.fu { opacity: 0; transform: translateY(25px); transition: opacity 0.8s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1); }
.fu.in { opacity: 1; transform: translateY(0); }

/* ============================================
   自适应响应式细节
============================================ */
@media (max-width: 1199px) { 
  .pc-heading { font-size: 2.2rem; }
  .pc-number { font-size: 3.2rem; }
}
@media (max-width: 991px) {
  .inner-page-hero.contact-hero { padding-top: 70px; height: 400px; }
  .premium-contact-block { flex-direction: column; gap: 50px; }
  .pc-left { padding-right: 0; }
  .pc-desc { max-width: 100%; }
}
@media (max-width: 767px) {
  .inner-page-hero.contact-hero { padding-top: 64px; height: 320px; }
  .contact-hero .hero-title { font-size: 2.2rem; }
  .corporate-layout-section { padding: 60px 0; }
  
  .hub-matrix-grid { grid-template-columns: 1fr; gap: 40px; margin-bottom: 60px; }
  .matrix-header { margin-bottom: 30px; }
  .matrix-header h2 { font-size: 1.8rem; }
  
  .premium-contact-block { padding-top: 50px; }
  .pc-heading { font-size: 2rem; margin-bottom: 20px;}
  .pc-right { gap: 40px; }
  .pc-number { font-size: 2.5rem; }
  .pc-contact-person { display: block; margin-left: 0; margin-top: 8px; font-size: 1.1rem; color: var(--text-muted); }

  .map-outer { height: 360px; }
  .map-info-inner { flex-direction: column; align-items: flex-start; gap: 20px; }
}