* { box-sizing: border-box; margin: 0; padding: 0; }
    body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; background-color: #ecfdf5; color: #1e293b; line-height: 1.6; display: flex; flex-direction: column; min-height: 100vh; }
    a { color: inherit; text-decoration: none; }
    header { background: #047857; color: #ffffff; border-bottom: 4px solid #059669; }
    .top-bar { background: rgba(0,0,0,0.2); padding: 6px 20px; font-size: 0.8rem; display: flex; justify-content: space-between; flex-wrap: wrap; text-align: center; color: #e2e8f0; }
    .header-main { padding: 25px 20px; text-align: center; }
    .header-main h1 a { font-size: 2.2rem; font-weight: 700; color: #ffffff; letter-spacing: -0.5px; }
    .header-main p { font-size: 0.95rem; opacity: 0.9; margin-top: 4px; }
    nav { background: #ffffff; border-bottom: 1px solid #e2e8f0; padding: 12px 20px; text-align: center; font-size: 0.9rem; font-weight: 600; box-shadow: 0 1px 3px rgba(0,0,0,0.05); }
    nav a { color: #475569; margin: 0 12px; transition: color 0.2s; display: inline-block; padding: 4px 0; }
    nav a:hover { color: #059669; border-bottom: 2px solid #059669; }
    .container { max-width: 1100px; margin: 30px auto; padding: 0 20px; width: 100%; flex: 1; }
    .card { background: #ffffff; border: 1px solid #e2e8f0; border-radius: 8px; overflow: hidden; box-shadow: 0 2px 4px rgba(0,0,0,0.04); margin-bottom: 25px; }
    .card-body { padding: 25px; }
    .badge { background: #059669; color: #ffffff; padding: 4px 10px; border-radius: 4px; font-size: 0.75rem; font-weight: 700; text-transform: uppercase; display: inline-block; margin-bottom: 12px; }
    .hero-img { width: 100%; height: 380px; object-fit: cover; display: block; }
    .article-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 25px; margin-top: 20px; }
    .article-card { background: #ffffff; border: 1px solid #e2e8f0; border-radius: 8px; overflow: hidden; display: flex; flex-direction: column; transition: transform 0.2s; box-shadow: 0 1px 3px rgba(0,0,0,0.05); }
    .article-card:hover { transform: translateY(-3px); }
    .article-img { width: 100%; height: 180px; object-fit: cover; }
    .article-content { padding: 18px; flex: 1; display: flex; flex-direction: column; justify-content: space-between; }
    .article-content h3 { font-size: 1.1rem; color: #047857; margin-bottom: 8px; line-height: 1.3; }
    .article-content p { color: #64748b; font-size: 0.88rem; margin-bottom: 12px; }
    .btn { display: inline-block; background: #059669; color: #ffffff; padding: 10px 18px; border-radius: 6px; font-weight: 600; border: none; cursor: pointer; font-size: 0.9rem; transition: opacity 0.2s; text-align: center; }
    .btn:hover { opacity: 0.9; }
    .form-group { margin-bottom: 15px; text-align: left; }
    .form-group label { display: block; font-weight: 600; margin-bottom: 5px; font-size: 0.9rem; color: #334155; }
    .form-group input, .form-group textarea { width: 100%; padding: 10px; border: 1px solid #cbd5e1; border-radius: 6px; font-size: 0.95rem; font-family: inherit; }
    .form-group textarea { height: 120px; resize: vertical; }
    footer { background: #0f172a; color: #94a3b8; padding: 40px 20px 20px 20px; font-size: 0.88rem; border-top: 1px solid #1e293b; margin-top: auto; }
    .footer-grid { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 30px; text-align: left; }
    .footer-grid h3 { color: #f8fafc; font-size: 1rem; margin-bottom: 12px; border-bottom: 2px solid #059669; padding-bottom: 5px; display: inline-block; }
    .footer-grid p { margin-bottom: 8px; }
    .footer-grid a:hover { color: #ffffff; text-decoration: underline; }
    .footer-bottom { max-width: 1100px; margin: 30px auto 0 auto; padding-top: 20px; border-top: 1px solid #1e293b; text-align: center; font-size: 0.8rem; color: #64748b; }
    .alert-box { background: #dcfce7; color: #166534; padding: 15px; border-radius: 6px; border: 1px solid #bbf7d0; margin-top: 15px; display: none; font-weight: 600; text-align: center; }