* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #2c3e50;
            background: #ffffff;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #fff;
        }
        .hero-banner {
            width: 100%;
            height: auto;
            display: block;
        }
        .header-section {
            background: linear-gradient(135deg, #30A0FF 0%, #2185d0 100%);
            color: #fff;
            padding: 50px 30px;
            text-align: center;
        }
        .header-section h1 {
            font-size: 38px;
            margin-bottom: 18px;
            font-weight: 700;
            line-height: 1.4;
            max-width: 900px;
            margin-left: auto;
            margin-right: auto;
        }
        .header-section .subtitle {
            font-size: 19px;
            margin-bottom: 35px;
            font-weight: 300;
            opacity: 0.95;
        }
        .event-details {
            display: flex;
            justify-content: center;
            gap: 30px;
            margin-top: 25px;
            flex-wrap: wrap;
        }
        .event-detail-item {
            background: rgba(255,255,255,0.2);
            padding: 12px 25px;
            border-radius: 6px;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255,255,255,0.3);
        }
        .event-detail-item strong {
            display: block;
            font-size: 12px;
            margin-bottom: 4px;
            text-transform: uppercase;
            letter-spacing: 1.2px;
            opacity: 0.9;
        }
        .event-detail-item span {
            font-size: 16px;
            font-weight: 600;
        }
        .content-section {
            padding: 50px 30px;
            max-width: 1100px;
            margin: 0 auto;
        }
        .intro-text {
            font-size: 18px;
            line-height: 1.8;
            color: #34495e;
            margin-bottom: 30px;
            padding: 25px;
            background: #f8fbfd;
            border-left: 4px solid #30A0FF;
            border-radius: 4px;
        }
        .content-section h2 {
            font-size: 32px;
            color: #1a1a1a;
            margin: 50px 0 25px;
            font-weight: 700;
            line-height: 1.3;
        }
        .content-section h2:first-of-type {
            margin-top: 20px;
        }
        .content-section h3 {
            font-size: 24px;
            color: #30A0FF;
            margin: 35px 0 18px;
            font-weight: 600;
        }
        .content-section p {
            font-size: 16px;
            margin-bottom: 18px;
            color: #4a5568;
            line-height: 1.8;
        }
        .content-section ul {
            margin: 20px 0 25px 0;
            padding-left: 0;
            list-style: none;
        }
        .content-section ul li {
            font-size: 16px;
            margin-bottom: 14px;
            color: #4a5568;
            line-height: 1.7;
            padding-left: 30px;
            position: relative;
        }
        .content-section ul li:before {
            content: '✓';
            position: absolute;
            left: 0;
            color: #30A0FF;
            font-weight: bold;
            font-size: 18px;
        }
        .two-column {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 25px;
            margin: 30px 0;
        }
        .column-box {
            background: #ffffff;
            padding: 28px;
            border-radius: 8px;
            border: 1px solid #e2e8f0;
            box-shadow: 0 2px 8px rgba(0,0,0,0.04);
            transition: all 0.3s ease;
        }
        .column-box:hover {
            box-shadow: 0 4px 16px rgba(48,160,255,0.12);
            transform: translateY(-2px);
        }
        .column-box h4 {
            font-size: 19px;
            color: #1a1a1a;
            margin-bottom: 14px;
            font-weight: 600;
            display: flex;
            align-items: center;
        }
        .column-box h4:before {
            content: '●';
            color: #30A0FF;
            margin-right: 10px;
            font-size: 12px;
        }
        .column-box p {
            font-size: 15px;
            color: #5a6c7d;
            margin-bottom: 10px;
            line-height: 1.7;
        }
        .certification-section {
            background: #f8fbfd;
            padding: 45px 30px;
            margin: 50px -30px;
        }
        .certification-intro {
            max-width: 900px;
            margin: 0 auto 35px;
            text-align: center;
        }
        .certification-intro h2 {
            margin-top: 0;
            margin-bottom: 18px;
        }
        .certification-intro p {
            font-size: 17px;
            color: #4a5568;
        }
        .certification-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 25px;
            max-width: 1000px;
            margin: 0 auto;
        }
        .cert-card {
            background: #fff;
            border: 2px solid #e2e8f0;
            border-radius: 10px;
            padding: 28px;
            transition: all 0.3s ease;
        }
        .cert-card:hover {
            border-color: #30A0FF;
            box-shadow: 0 6px 20px rgba(48,160,255,0.15);
            transform: translateY(-3px);
        }
        .cert-card h4 {
            font-size: 20px;
            color: #30A0FF;
            margin-bottom: 12px;
            font-weight: 700;
        }
        .cert-card p {
            font-size: 15px;
            color: #5a6c7d;
            line-height: 1.7;
            margin-bottom: 0;
        }
        .highlight-box {
            background: linear-gradient(135deg, #30A0FF 0%, #2185d0 100%);
            color: #fff;
            padding: 40px;
            border-radius: 10px;
            margin: 45px 0;
            text-align: center;
            box-shadow: 0 8px 24px rgba(48,160,255,0.25);
        }
        .highlight-box h3 {
            font-size: 28px;
            margin-bottom: 15px;
            color: #fff;
        }
        .highlight-box p {
            font-size: 17px;
            margin-bottom: 12px;
            color: #fff;
            opacity: 0.95;
        }
        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 18px;
            margin-top: 28px;
            flex-wrap: wrap;
        }
        .cta-button {
            display: inline-block;
            padding: 14px 32px;
            background: #000;
            color: #fff;
            text-decoration: none;
            border-radius: 6px;
            font-size: 16px;
            font-weight: 600;
            transition: all 0.3s ease;
            border: 2px solid #000;
        }
        .cta-button:hover {
            background: #333;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(0,0,0,0.2);
        }
        .cta-button.secondary {
            background: #fff;
            color: #30A0FF;
            border: 2px solid #fff;
        }
        .cta-button.secondary:hover {
            background: rgba(255,255,255,0.9);
            color: #2185d0;
        }
        .product-section {
            background: #ffffff;
            padding: 40px 0;
        }
        .product-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 25px;
            margin-top: 30px;
        }
        .product-card {
            background: #f8fbfd;
            padding: 28px;
            border-radius: 8px;
            border-left: 4px solid #30A0FF;
            transition: all 0.3s ease;
        }
        .product-card:hover {
            background: #ffffff;
            box-shadow: 0 4px 16px rgba(0,0,0,0.08);
        }
        .product-card h4 {
            font-size: 19px;
            color: #1a1a1a;
            margin-bottom: 12px;
            font-weight: 600;
        }
        .product-card p {
            font-size: 15px;
            color: #5a6c7d;
            line-height: 1.7;
            margin-bottom: 0;
        }
        .customer-section {
            background: #f8fbfd;
            padding: 45px 30px;
            margin: 50px -30px;
        }
        .customer-section h2 {
            text-align: center;
            margin-top: 0;
            margin-bottom: 15px;
        }
        .customer-section > p {
            text-align: center;
            max-width: 850px;
            margin: 0 auto 35px;
            font-size: 17px;
        }
        .customer-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
            max-width: 1000px;
            margin: 0 auto;
        }
        .customer-card {
            background: #fff;
            padding: 24px;
            border-radius: 8px;
            text-align: center;
            border: 1px solid #e2e8f0;
            transition: all 0.3s ease;
        }
        .customer-card:hover {
            border-color: #30A0FF;
            box-shadow: 0 4px 16px rgba(48,160,255,0.12);
            transform: translateY(-2px);
        }
        .customer-card h4 {
            font-size: 17px;
            color: #30A0FF;
            margin-bottom: 10px;
            font-weight: 600;
        }
        .customer-card p {
            font-size: 14px;
            color: #5a6c7d;
            line-height: 1.6;
            margin-bottom: 0;
        }
        .why-choose {
            background: #ffffff;
            padding: 40px;
            border-radius: 10px;
            border: 2px solid #30A0FF;
            margin: 40px 0;
        }
        .why-choose h3 {
            color: #1a1a1a;
            margin-top: 0;
            margin-bottom: 20px;
            text-align: center;
        }
        .why-choose ul {
            max-width: 900px;
            margin: 0 auto;
        }
        .why-choose ul li {
            font-size: 16px;
            padding-left: 35px;
        }
        .why-choose ul li:before {
            content: '★';
            color: #30A0FF;
        }
        .footer-cta {
            background: #1a1a1a;
            color: #fff;
            padding: 50px 30px;
            text-align: center;
        }
        .footer-cta h2 {
            font-size: 32px;
            margin-bottom: 18px;
            color: #fff;
        }
        .footer-cta p {
            font-size: 18px;
            margin-bottom: 30px;
            color: #e2e8f0;
        }
        .contact-info {
            display: flex;
            justify-content: center;
            gap: 45px;
            margin-top: 35px;
            flex-wrap: wrap;
        }
        .contact-item {
            text-align: center;
        }
        .contact-item strong {
            display: block;
            font-size: 14px;
            margin-bottom: 8px;
            color: #30A0FF;
            text-transform: uppercase;
            letter-spacing: 1.2px;
        }
        .contact-item a {
            color: #fff;
            text-decoration: none;
            font-size: 16px;
            transition: color 0.3s ease;
        }
        .contact-item a:hover {
            color: #30A0FF;
        }
        .divider {
            height: 1px;
            background: linear-gradient(to right, transparent, #e2e8f0, transparent);
            margin: 45px 0;
        }
        @media (max-width: 968px) {
            .header-section h1 {
                font-size: 30px;
            }
            .header-section .subtitle {
                font-size: 17px;
            }
            .content-section h2 {
                font-size: 26px;
            }
            .content-section h3 {
                font-size: 21px;
            }
            .two-column,
            .product-grid,
            .certification-grid {
                grid-template-columns: 1fr;
            }
            .customer-grid {
                grid-template-columns: 1fr;
            }
            .event-details {
                gap: 15px;
            }
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
            .cta-button {
                width: 100%;
                max-width: 320px;
            }
            .certification-section,
            .customer-section {
                margin-left: -20px;
                margin-right: -20px;
                padding-left: 20px;
                padding-right: 20px;
            }
        }