:root {
      --primary: #003b4a;
      --primary-light: #2a5a6a;
      --primary-dark: #002233;
      --accent: #cc9b40;
      --accent-light: #e0b65a;
      --accent-dark: #a88030;
      --bg-light: #f5f5f0;
      --bg-white: #ffffff;
      --text-dark: #333333;
      --text-gray: #666666;
      --text-light: #999999;
      --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
      --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
      --shadow-lg: 0 8px 32px rgba(0,0,0,0.16);
      --radius-sm: 4px;
      --radius-md: 8px;
      --radius-lg: 16px;
      --transition: all 0.3s ease;
    }
    *, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body { font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif; background-color: var(--bg-light); color: var(--text-dark); line-height: 1.6; overflow-x: hidden; }
    h1, h2, h3, h4, h5 { font-family: 'Noto Serif SC', 'PingFang SC', 'Microsoft YaHei', serif; font-weight: 600; }
    a { text-decoration: none; color: inherit; transition: var(--transition); }
    img { max-width: 100%; height: auto; display: block; }
    .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
    @keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
    @keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
    @keyframes pulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.05); } }
    .animate-on-scroll { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease-out, transform 0.6s ease-out; }
    .animate-on-scroll.visible { opacity: 1; transform: translateY(0); }
    
    /* Navbar */
    .navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; padding: 16px 0; transition: var(--transition); background: #003b4a; }
    .navbar.scrolled { background: rgba(255, 255, 255, 0.98); box-shadow: var(--shadow-sm); padding: 10px 0; backdrop-filter: blur(10px); }
    .navbar .container { display: flex; justify-content: space-between; align-items: center; }
    .navbar-brand { display: flex; align-items: center; gap: 12px; }
    .navbar-logo { width: 44px; height: 44px; background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: white; font-size: 18px; font-weight: 700; font-family: 'Noto Serif SC', serif; }
    .navbar.scrolled .navbar-logo { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%); }
    .navbar-title { font-size: 16px; font-weight: 600; color: white; transition: var(--transition); }
    .navbar.scrolled .navbar-title { color: var(--primary); }
    .navbar-links { display: flex; gap: 28px; list-style: none; }
    .navbar-links a { color: #cc9b40; font-size: 16px; font-weight: 600; position: relative; padding: 4px 0; }
    .navbar-links a::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background: var(--accent); transition: var(--transition); }
    .navbar-links a:hover::after { width: 100%; }
    .navbar-links a:hover { color: var(--accent); }
    .navbar.scrolled .navbar-links a { color: var(--text-dark); }
    .navbar.scrolled .navbar-links a:hover { color: var(--accent); }
    .navbar-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; }
    .navbar-toggle span { width: 24px; height: 2px; background: white; transition: var(--transition); }
    .navbar.scrolled .navbar-toggle span { background: var(--primary); }
    
    /* Hero */
    .hero { min-height: 60vh; padding: 0; position: relative; display: flex; align-items: center; justify-content: start-left; overflow: hidden; }
    .hero-bg { position: absolute; top: 0; left: 0; right: 0; bottom: 0; 
background:linear-gradient(135deg, rgba(255, 165, 0, 0.1), rgba(255, 127, 80, 0.08)),url('../images/Xiamen-Seaworld.jpg') center/cover; }
    .hero-pattern { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="rgba(204,155,64,0.08)"/></svg>'); background-size: 60px 60px; opacity: 0.5; }
    .hero-content { position: relative; z-index: 1; text-align: left; padding: 120px 24px 80px 24px; margin-left: max(24px, calc((100vw - 1200px) / 2 + 24px)); max-width: 1200px; animation: fadeInUp 1s ease-out; }
    .hero-badge { display: inline-block; background: rgba(204, 155, 64, 0.2); border: 1px solid var(--accent); color: var(--accent); padding: 8px 24px; border-radius: 30px; font-size: 14px; margin-bottom: 24px; animation: fadeInUp 1s ease-out 0.2s both; letter-spacing: 1px; }
    .hero-title { font-size: clamp(28px, 6vw, 50px); color: #003b4a; margin-bottom: 16px; letter-spacing: 1px; animation: fadeInUp 1s ease-out 0.4s both; text-shadow: 0 4px 20px rgba(0,0,0,0.3); }
    .hero-subtitle { font-size: clamp(16px, 1vw, 16px); color: #003b4a; margin-bottom: 40px; font-weight: 600; animation: fadeInUp 1s ease-out 0.6s both;  }
    .hero-buttons { display: flex; gap: 16px; justify-content: left; flex-wrap: wrap; animation: fadeInUp 1s ease-out 0.8s both; }
    .btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 28px; border-radius: var(--radius-md); font-size: 15px; font-weight: 500; cursor: pointer; transition: var(--transition); border: 2px solid transparent; }
    .btn-primary { background: var(--accent); color: var(--primary-dark); border-color: var(--accent); }
    .btn-primary:hover { background: var(--accent-light); border-color: var(--accent-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(204, 155, 64, 0.4); }
    .btn-secondary { background: transparent; color: white; border-color: rgba(255, 255, 255, 0.5); }
    .btn-secondary:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
    .hero-scroll { position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%); color: rgba(255,255,255,0.6); font-size: 12px; animation: fadeInUp 1s ease-out 1s both; }
    .hero-scroll svg { width: 24px; height: 24px; animation: pulse 2s infinite; }
    
    /* Section Common */
    .section { padding: 50px 0; }
    .section-header { text-align: center; margin-bottom: 60px; }
    .section-tag { display: inline-block; color: var(--accent); font-size: 13px; font-weight: 600; letter-spacing: 1px; margin-bottom: 12px; text-transform: uppercase; }
    .section-title { font-size: clamp(28px, 4vw, 40px); color: var(--primary); margin-bottom: 16px; }
    .section-line { width: 60px; height: 3px; background: linear-gradient(90deg, var(--accent) 0%, var(--accent-light) 100%); margin: 0 auto; border-radius: 2px; }
    
    /* Awards Section */
    .awards { background: var(--bg-white); }
    .awards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
    .award-card { background: var(--bg-white); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); transition: var(--transition); cursor: pointer; border: 1px solid rgba(0,0,0,0.05); }
    .award-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: var(--accent); }
    .award-image { width: 100%; height: 200px; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%); position: relative; overflow: hidden; }
    .award-image img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
    .award-card:hover .award-image img { transform: scale(1.1); }
    .award-year { position: absolute; top: 16px; right: 16px; background: var(--accent); color: white; padding: 4px 12px; border-radius: 20px; font-size: 12px; font-weight: 600; }
    .award-content { padding: 24px; }
    .award-name { font-size: 20px; color: var(--primary); margin-bottom: 8px; }
    .award-title { font-size: 14px; color: var(--text-gray); margin-bottom: 12px; }
    .award-desc { font-size: 14px; color: var(--text-gray); line-height: 1.7; }
    .award-link { display: inline-flex; align-items: center; gap: 6px; color: var(--accent); font-size: 14px; font-weight: 500; margin-top: 16px; }
    .award-link:hover { gap: 10px; color: var(--accent-dark); }
    
    /* News Section */
    .news { background: var(--bg-light); }
    .news-wrapper { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
    .news-featured { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); background: var(--bg-white); cursor: pointer; transition: var(--transition); }
    .news-featured:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
    .news-featured-image { width: 100%; height: 320px; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%); position: relative; overflow: hidden; }
    .news-featured-image img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
    .news-featured:hover .news-featured-image img { transform: scale(1.05); }
    .news-badge { position: absolute; top: 20px; left: 20px; background: var(--accent); color: white; padding: 6px 16px; border-radius: 20px; font-size: 12px; font-weight: 600; }
    .news-featured-content { padding: 28px; }
    .news-featured-content h3 { font-size: 22px; color: var(--primary); margin-bottom: 12px; line-height: 1.4; }
    .news-featured-content p { font-size: 14px; color: var(--text-gray); line-height: 1.8; margin-bottom: 16px; }
    .news-date { font-size: 13px; color: var(--text-light); }
    .news-list { display: flex; flex-direction: column; gap: 16px; }
    .news-item { background: var(--bg-white); border-radius: var(--radius-md); padding: 20px 24px; box-shadow: var(--shadow-sm); cursor: pointer; transition: var(--transition); display: flex; align-items: flex-start; gap: 16px; }
    .news-item:hover { transform: translateX(8px); box-shadow: var(--shadow-md); border-left: 3px solid var(--accent); }
    .news-item-date { width:70px; text-align: center; padding: 8px 12px; background: #003b4a; border-radius: var(--radius-sm); }
    .news-item-date .day { font-size: 20px; font-weight: 700; color: #cc9b40; line-height: 1; }
    .news-item-date .month { font-size: 12px; color: #cc9b40; }
    .news-item-content h4 { font-size: 16px; color: var(--text-dark); margin-bottom: 6px; font-family: 'Noto Sans SC', sans-serif; }
    .news-item-content p { font-size: 13px; color: var(--text-gray); line-height: 1.5; }
    .news-item-new { width: 8px; height: 8px; background: #e74c3c; border-radius: 50%; animation: pulse 1.5s infinite; flex-shrink: 0; margin-top: 6px; }
    
    /* Committee Section */
    .committee { background: var(--primary); position: relative; overflow: hidden; }
    .committee::before { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="rgba(204,155,64,0.08)"/></svg>'); background-size: 60px 60px; }
    .committee .section-tag { color: var(--accent); }
    .committee .section-title { color: white; }
    .committee-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px; position: relative; z-index: 1; }
    .committee-card { background: rgba(255, 255, 255, 0.95); border-radius: var(--radius-lg); padding: 32px 24px; text-align: center; box-shadow: var(--shadow-md); transition: var(--transition); }
    .committee-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
    .committee-icon { width: 72px; height: 72px; margin: 0 auto 20px; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%); border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: var(--transition); }
    .committee-card:hover .committee-icon { background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%); transform: scale(1.1); }
    .committee-icon svg { width: 32px; height: 32px; color: var(--accent); transition: var(--transition); }
    .committee-card:hover .committee-icon svg { color: white; }
    .committee-title { font-size: 18px; color: var(--primary); margin-bottom: 8px; }
    .committee-desc { font-size: 13px; color: var(--text-gray); line-height: 1.6; }
    
    /* Links Section */
    .links { background: linear-gradient(180deg, var(--bg-white) 0%, var(--bg-light) 100%); }
    .links-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px; }
    .link-card { background: var(--bg-white); border-radius: var(--radius-lg); padding: 36px 20px; text-align: center; box-shadow: var(--shadow-sm); border: 2px solid transparent; transition: var(--transition); cursor: pointer; }
    .link-card:hover { transform: translateY(-8px); border-color: var(--accent); box-shadow: var(--shadow-lg), 0 0 0 4px rgba(204, 155, 64, 0.1); }
    .link-icon { width: 64px; height: 64px; margin: 0 auto 20px; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%); border-radius: 16px; display: flex; align-items: center; justify-content: center; transition: var(--transition); }
    .link-card:hover .link-icon { transform: scale(1.1); background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%); }
    .link-icon svg { width: 28px; height: 28px; color: var(--accent); transition: var(--transition); }
    .link-card:hover .link-icon svg { color: white; }
    .link-title { font-size: 15px; color: var(--primary); font-weight: 600; }
    
    /* Footer */
    .footer { background: var(--primary-dark); color: rgba(255, 255, 255, 0.8); padding: 60px 0 24px; }
    .footer-content { display: grid; grid-template-columns: 2fr 1fr 2fr ; gap: 48px; margin-bottom: 48px; }
    .footer-brand { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; }
    .footer-logo { width: 52px; height: 52px; background: var(--accent); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--primary-dark); font-size: 22px; font-weight: 700; }
    .footer-name { font-size: 18px; font-weight: 600; color: white; }
    .footer-desc { font-size: 14px; line-height: 1.7; opacity: 0.8; }
    .footer-title { font-size: 15px; font-weight: 600; color: white; margin-bottom: 20px; }
    .footer-links { list-style: none; }
    .footer-links li { margin-bottom: 12px; }
    .footer-links a { font-size: 14px; opacity: 0.7; }
    .footer-links a:hover { opacity: 1; color: var(--accent); }
    .footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.1); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; font-size: 14px; opacity: 0.7; }
    
    /* Modal */
    .modal { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0, 0, 0, 0.7); z-index: 2000; align-items: center; justify-content: center; padding: 24px; animation: fadeIn 0.3s ease; }
    .modal.active { display: flex; }
    .modal-content { background: white; border-radius: var(--radius-lg); max-width: 800px; width: 100%; max-height: 90vh; overflow-y: auto; animation: fadeInUp 0.4s ease; }
    .modal-header { position: relative; height: 250px; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%); }
    .modal-close { position: absolute; top: 16px; right: 16px; width: 40px; height: 40px; background: rgba(255, 255, 255, 0.9); border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; font-size: 20px; color: var(--primary); transition: var(--transition); }
    .modal-close:hover { background: white; transform: scale(1.1); }
    .modal-body { padding: 32px; }
    .modal-avatar { width: 100px; height: 100px; border-radius: 50%; background: var(--accent); border: 4px solid white; position: absolute; bottom: -50px; left: 32px; display: flex; align-items: center; justify-content: center; color: white; font-size: 36px; font-weight: 700; box-shadow: var(--shadow-md); }
    .modal-title { font-size: 28px; color: var(--primary); margin-top: 40px; margin-bottom: 8px; }
    .modal-subtitle { font-size: 16px; color: var(--text-gray); margin-bottom: 8px; }
    .modal-year { display: inline-block; background: var(--accent); color: white; padding: 4px 16px; border-radius: 20px; font-size: 14px; font-weight: 500; margin-bottom: 24px; }
    .modal-text { font-size: 15px; line-height: 1.8; color: var(--text-dark); }
    
    /* Responsive */
    @media (max-width: 1024px) {
      .awards-grid { grid-template-columns: repeat(2, 1fr); }
      .committee-grid { grid-template-columns: repeat(2, 1fr); }
      .links-grid { grid-template-columns: repeat(3, 1fr); }
      .footer-content { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 768px) {
      .navbar-links { display: none; position: absolute; top: 100%; left: 0; right: 0; background: white; flex-direction: column; padding: 20px; gap: 16px; box-shadow: var(--shadow-md); }
      .navbar-links.active { display: flex; }
      .navbar-links a { color: var(--text-dark); }
      .navbar-toggle { display: flex; }
      .hero-content { padding: 100px 24px 60px; }
      .hero-buttons { flex-direction: column; align-items: center; }
      .awards-grid { grid-template-columns: 1fr; }
      .news-wrapper { grid-template-columns: 1fr; }
      .news-featured-image { height: 220px; }
      .committee-grid { grid-template-columns: 1fr; }
      .links-grid { grid-template-columns: repeat(2, 1fr); }
      .footer-content { grid-template-columns: 1fr; gap: 32px; }
      .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
    }