/* Technology Page Styles */
        body .page-hero {
            padding: 160px 60px 100px;
            background:
                linear-gradient(110deg, rgba(18, 17, 14, 0.92) 0%, rgba(18, 17, 14, 0.72) 52%, rgba(18, 17, 14, 0.86) 100%),
                url("../images/ptab_bg1.jpg") center/cover no-repeat;
            position: relative;
            overflow: hidden;
        }

        body .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: 
                linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
            background-size: 60px 60px;
        }

        .page-hero-content {
            max-width: 900px;
            margin: 0 auto;
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .page-hero h1 {
            font-size: clamp(40px, 6vw, 60px);
            margin-bottom: 20px;
        }

        .page-hero p {
            font-size: 18px;
            color: var(--gray-400);
        }

        /* Technology Cards */
        .tech-section {
            padding: 100px 60px;
            background: var(--dark);
        }

        .tech-card-large {
            max-width: 1200px;
            margin: 0 auto 80px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
            padding: 60px;
            background: linear-gradient(145deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 24px;
        }

        .tech-card-large:nth-child(even) {
            direction: rtl;
        }

        .tech-card-large:nth-child(even) > * {
            direction: ltr;
        }

        .tech-card-content h2 {
            font-size: 32px;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .tech-card-content h2 span {
            font-size: 40px;
        }

        .tech-card-content p {
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 24px;
        }

        .tech-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            margin-bottom: 32px;
        }

        .tech-feature {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            background: rgba(255, 255, 255, 0.02);
            border-radius: 10px;
        }

        .tech-feature::before {
            content: '✓';
            color: var(--accent);
            font-weight: 600;
        }

        .tech-card-visual {
            aspect-ratio: 4/3;
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent-alt) 100%);
            border-radius: 20px;
            position: relative;
            overflow: hidden;
            background-size: cover;
            background-position: center;
        }

        .tech-card-visual::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(18, 17, 14, 0.28) 0%, rgba(18, 17, 14, 0.08) 100%);
            z-index: 0;
        }

        .tech-card-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            opacity: 0.2;
            background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.3'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
            z-index: 1;
        }

        .tech-card-large:nth-child(1) .tech-card-visual {
            background-image:
                linear-gradient(135deg, rgba(0, 102, 255, 0.32) 0%, rgba(0, 212, 170, 0.12) 100%),
                url("../images/ptab_bg2.jpg");
        }

        .tech-card-large:nth-child(2) .tech-card-visual {
            background-image:
                linear-gradient(135deg, rgba(124, 58, 237, 0.3) 0%, rgba(236, 72, 153, 0.14) 100%),
                url("../images/ptys_active_bg.png");
        }

        .tech-card-large:nth-child(3) .tech-card-visual {
            background-image:
                linear-gradient(135deg, rgba(245, 158, 11, 0.22) 0%, rgba(239, 68, 68, 0.16) 100%),
                url("../images/ptab_bg3.jpg");
        }

        .tech-card-large:nth-child(4) .tech-card-visual {
            background-image:
                linear-gradient(135deg, rgba(16, 185, 129, 0.24) 0%, rgba(6, 182, 212, 0.14) 100%),
                url("../images/ptab_bg1.jpg");
        }

        /* Patents Section */
        .patents-section {
            padding: 100px 60px;
            background: var(--dark-secondary);
        }

        .patents-stats {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }

        .patent-stat {
            text-align: center;
            padding: 40px 30px;
            background: linear-gradient(145deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 20px;
        }

        .patent-stat-value {
            font-family: 'Outfit', sans-serif;
            font-size: 48px;
            font-weight: 700;
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 8px;
        }

        .patent-stat-label {
            font-size: 14px;
            color: var(--gray-400);
        }

        /* R&D Section */
        .rnd-section {
            padding: 100px 60px;
            background: var(--dark);
        }

        .rnd-content {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .rnd-text h2 {
            font-size: 36px;
            margin-bottom: 24px;
        }

        .rnd-text p {
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .rnd-image {
            aspect-ratio: 4/3;
            background:
                linear-gradient(135deg, rgba(18, 17, 14, 0.3) 0%, rgba(18, 17, 14, 0.12) 100%),
                url("../images/cpjz_bg.png") center/cover no-repeat;
            border-radius: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 100px;
            box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04);
        }

        @media (max-width: 1024px) {
            .tech-card-large {
                grid-template-columns: 1fr;
                padding: 40px;
            }
            
            .tech-card-large:nth-child(even) {
                direction: ltr;
            }
            
            .patents-stats {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .rnd-content {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .page-hero {
                padding: 140px 20px 60px;
            }
            
            .tech-section,
            .patents-section,
            .rnd-section {
                padding: 60px 20px;
            }
            
            .tech-features {
                grid-template-columns: 1fr;
            }
            
            .patents-stats {
                grid-template-columns: 1fr;
            }
        }