/* roulang page: index */
:root {
      --primary-black: #0B0C0E;
      --primary-gold: #C8A96E;
      --secondary-champagne: #E3D5B8;
      --deep-brown: #3A2C24;
      --card-bg: rgba(42,42,42,0.7);
      --white: #FFFFFF;
      --text-light: rgba(255,255,255,0.8);
      --text-muted: rgba(255,255,255,0.55);
      --border-gold: rgba(200,169,110,0.25);
      --shadow-card: 0 20px 40px rgba(0,0,0,0.5), 0 0 0 1px rgba(200,169,110,0.2);
      --shadow-hover: 0 25px 50px rgba(0,0,0,0.7), 0 0 0 2px rgba(200,169,110,0.5);
      --radius-xl: 24px;
      --radius-lg: 20px;
      --radius-md: 14px;
      --transition: all 0.3s ease;
    }
    
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    
    body {
      font-family: 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
      background: linear-gradient(180deg, #1A1A1A 0%, #0B0C0E 100%);
      color: var(--text-light);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      scroll-behavior: smooth;
    }
    
    h1, h2, h3, h4 {
      font-family: 'Noto Sans SC', sans-serif;
      font-weight: 700;
    }
    
    .font-montserrat {
      font-family: 'Montserrat', sans-serif;
    }
    
    /* 自定义覆盖 Foundation 默认样式 */
    .top-bar, .top-bar ul {
      background: transparent;
    }
    
    .top-bar {
      padding: 0.8rem 0;
      transition: background 0.4s ease, backdrop-filter 0.4s ease;
      background: rgba(10,11,13,0.2);
      backdrop-filter: blur(12px);
    }
    
    .top-bar.scrolled {
      background: rgba(10,11,13,0.92) !important;
      backdrop-filter: blur(24px);
      box-shadow: 0 4px 20px rgba(0,0,0,0.6);
    }
    
    .top-bar .menu li a {
      color: rgba(255,255,255,0.75);
      font-weight: 500;
      font-size: 0.95rem;
      letter-spacing: 0.3px;
      transition: color 0.25s;
      padding: 0.5rem 1rem;
    }
    
    .top-bar .menu li a:hover {
      color: var(--primary-gold);
    }
    
    .logo-text {
      font-size: 1.8rem;
      font-weight: 900;
      background: linear-gradient(135deg, #C8A96E, #E3D5B8);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      letter-spacing: 1px;
      display: flex;
      align-items: center;
      gap: 0.35rem;
    }
    
    .logo-icon {
      font-size: 2rem;
      background: none;
      -webkit-text-fill-color: var(--primary-gold);
      background: none;
    }
    
    .status-badge {
      background: rgba(200,169,110,0.15);
      border: 1px solid var(--primary-gold);
      color: var(--primary-gold);
      border-radius: 30px;
      padding: 0.3rem 1rem;
      font-size: 0.8rem;
      display: flex;
      align-items: center;
      gap: 0.4rem;
      white-space: nowrap;
    }
    
    .breath-dot {
      width: 8px;
      height: 8px;
      background: #2ecc71;
      border-radius: 50%;
      display: inline-block;
      box-shadow: 0 0 10px #2ecc71;
      animation: pulse 1.8s infinite;
    }
    
    @keyframes pulse {
      0% { opacity: 0.6; transform: scale(0.9); }
      50% { opacity: 1; transform: scale(1.3); }
      100% { opacity: 0.6; transform: scale(0.9); }
    }
    
    .btn-primary {
      background: linear-gradient(135deg, #C8A96E, #A68A4C);
      border: none;
      color: #0B0C0E;
      font-weight: 700;
      border-radius: 50px;
      padding: 0.75rem 2rem;
      font-size: 0.95rem;
      letter-spacing: 0.5px;
      transition: all 0.35s ease;
      box-shadow: 0 8px 18px rgba(200,169,110,0.25);
      display: inline-block;
      text-align: center;
    }
    
    .btn-primary:hover {
      background: linear-gradient(135deg, #D4B87A, #B89A54);
      box-shadow: 0 0 24px rgba(200,169,110,0.6);
      transform: translateY(-2px);
      color: #0B0C0E;
    }
    
    .btn-ghost {
      background: transparent;
      border: 2px solid var(--secondary-champagne);
      color: var(--secondary-champagne);
      font-weight: 600;
      border-radius: 50px;
      padding: 0.7rem 2rem;
      transition: all 0.3s;
      display: inline-block;
    }
    
    .btn-ghost:hover {
      background: var(--secondary-champagne);
      color: #0B0C0E;
    }
    
    .section-title {
      font-size: 2.5rem;
      font-weight: 700;
      color: var(--primary-gold);
      margin-bottom: 0.5rem;
      position: relative;
      display: inline-block;
    }
    
    .section-title::after {
      content: '';
      position: absolute;
      left: 0;
      bottom: -12px;
      width: 60px;
      height: 3px;
      background: var(--secondary-champagne);
    }
    
    .card-gold {
      background: rgba(30,30,30,0.65);
      backdrop-filter: blur(12px);
      border-radius: var(--radius-xl);
      border: 1px solid var(--border-gold);
      box-shadow: var(--shadow-card);
      transition: var(--transition);
      color: var(--text-light);
    }
    
    .card-gold:hover {
      transform: translateY(-8px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(200,169,110,0.5);
    }
    
    .hero-card {
      background: rgba(20,20,20,0.7);
      backdrop-filter: blur(16px);
      border-radius: 40px;
      border: 1px solid rgba(200,169,110,0.35);
      box-shadow: 0 30px 50px rgba(0,0,0,0.7), 0 0 30px rgba(200,169,110,0.15);
      padding: 2.8rem 2.5rem;
      max-width: 800px;
      margin: 0 auto;
      animation: softGlow 3s infinite alternate;
    }
    
    @keyframes softGlow {
      0% { box-shadow: 0 25px 45px rgba(0,0,0,0.65), 0 0 20px rgba(200,169,110,0.1); }
      100% { box-shadow: 0 35px 55px rgba(0,0,0,0.8), 0 0 35px rgba(200,169,110,0.35); }
    }
    
    .stat-badge {
      background: rgba(10,11,14,0.8);
      border: 1px solid rgba(200,169,110,0.4);
      border-radius: 20px;
      padding: 0.8rem 1.6rem;
      backdrop-filter: blur(8px);
      font-weight: 600;
    }
    
    .testimonial-card {
      background: #FFFFFF;
      border-radius: 28px;
      padding: 2rem;
      color: #1A1A1A;
      box-shadow: 0 20px 35px rgba(0,0,0,0.4);
    }
    
    .accordion-item {
      background: rgba(25,25,25,0.7);
      border-radius: 16px;
      margin-bottom: 0.8rem;
      border: 1px solid rgba(200,169,110,0.2);
    }
    
    .accordion-title {
      background: transparent;
      color: #fff;
      font-weight: 600;
      border: none;
      padding: 1.2rem 1.5rem;
      font-size: 1.1rem;
    }
    
    .accordion-content {
      background: rgba(40,40,40,0.6);
      border-top: 1px solid var(--primary-gold);
      color: var(--text-light);
      padding: 1.2rem 1.5rem;
    }
    
    footer {
      background: #0A0B0D;
      border-top: 1px solid rgba(200,169,110,0.25);
    }
    
    @media (max-width: 1024px) {
      .section-title { font-size: 2rem; }
    }
    
    @media (max-width: 640px) {
      .hero-card { padding: 2rem 1.5rem; }
      .logo-text { font-size: 1.4rem; }
    }