/* === BASE STYLES === */:root {
            --primary: #0A0F1E;
            --secondary: #1A2332;
            --accent: #00D9FF;
            --accent-dark: #00B8D9;
            --highlight: #FF006E;
            --text-light: #E8EBF0;
            --text-dark: #0A0F1E;
            --bg-dark: #050810;
            --gradient-1: linear-gradient(135deg, #00D9FF 0%, #0066FF 100%);
            --gradient-2: linear-gradient(135deg, #FF006E 0%, #FF5733 100%);
            --gradient-3: linear-gradient(135deg, #0A0F1E 0%, #1A2332 100%);
            --shadow-sm: 0 2px 8px rgba(0, 217, 255, 0.15);
            --shadow-md: 0 8px 24px rgba(0, 217, 255, 0.2);
            --shadow-lg: 0 16px 48px rgba(0, 217, 255, 0.25);
            --shadow-xl: 0 24px 64px rgba(0, 217, 255, 0.3);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            background: var(--bg-dark);
            color: var(--text-light);
            line-height: 1.7;
            overflow-x: hidden;
            width: 100%;
            max-width: 100vw;
        }

        .container {
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 20px;
        }

        h1, h2, h3, h4 {
            font-weight: 700;
            line-height: 1.2;
            letter-spacing: -0.02em;
        }

        h1 {
            font-size: clamp(2.5rem, 5vw, 4.5rem);
            background: var(--gradient-1);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 1.5rem;
        }

        h2 {
            font-size: clamp(2rem, 4vw, 3.5rem);
            color: var(--text-light);
            margin-bottom: 1.5rem;
            position: relative;
            display: inline-block;
        }

        h2::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 0;
            width: 60px;
            height: 4px;
            background: var(--gradient-1);
            border-radius: 2px;
        }

        h3 {
            font-size: clamp(1.5rem, 3vw, 2rem);
            color: var(--text-light);
            margin-bottom: 1rem;
        }

        p {
            font-size: clamp(1rem, 2vw, 1.125rem);
            color: var(--text-light);
            opacity: 0.9;
            margin-bottom: 1.25rem;
        }

        a {
            color: var(--accent);
            text-decoration: none;
            transition: all 0.3s ease;
        }

        a:hover {
            color: var(--accent-dark);
        }

        .btn-primary {
            background: var(--gradient-1);
            color: var(--text-light);
            padding: 16px 40px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1.125rem;
            border: none;
            cursor: pointer;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            box-shadow: var(--shadow-md);
            position: relative;
            overflow: hidden;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            min-height: 44px;
        }

        .btn-primary::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
            transition: left 0.6s ease;
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-xl);
        }

        .btn-primary:hover::before {
            left: 100%;
        }

        .card {
            background: var(--secondary);
            border-radius: 20px;
            padding: 2.5rem;
            box-shadow: var(--shadow-md);
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            border: 1px solid rgba(0, 217, 255, 0.1);
            position: relative;
            overflow: hidden;
        }

        .card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(0, 217, 255, 0.05) 0%, transparent 100%);
            opacity: 0;
            transition: opacity 0.4s ease;
        }

        .card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-xl);
            border-color: var(--accent);
        }

        .card:hover::before {
            opacity: 1;
        }

        .card img {
            width: 100%;
            height: auto;
            border-radius: 12px;
            margin-bottom: 1.5rem;
            transition: transform 0.4s ease;
        }

        .card:hover img {
            transform: scale(1.05);
        }

        table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0;
            background: var(--secondary);
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

        thead {
            background: var(--gradient-1);
        }

        th {
            padding: 20px;
            text-align: left;
            font-weight: 600;
            font-size: 1.125rem;
            color: var(--text-light);
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        td {
            padding: 20px;
            border-bottom: 1px solid rgba(0, 217, 255, 0.1);
            color: var(--text-light);
            font-size: 1rem;
        }

        tbody tr:last-child td {
            border-bottom: none;
        }

        tbody tr {
            transition: background 0.3s ease;
        }

        tbody tr:hover {
            background: rgba(0, 217, 255, 0.05);
        }

        /* === LAYOUT STYLES === */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: rgba(10, 15, 30, 0.95);
            backdrop-filter: blur(20px);
            z-index: 1000;
            border-bottom: 1px solid rgba(0, 217, 255, 0.1);
            transition: all 0.4s ease;
        }

        header.scrolled {
            box-shadow: var(--shadow-lg);
            background: rgba(10, 15, 30, 0.98);
        }

        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.25rem 20px;
            position: relative;
        }

        .logo {
            display: flex;
            align-items: center;
            z-index: 1001;
        }

        .logo .logo-img {
            height: 40px !important;
            width: auto !important;
            max-width: 150px;
        }

        .logo-text {
            font-size: 1.75rem;
            font-weight: 700;
            background: var(--gradient-1);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
        }

        nav {
            display: flex;
            align-items: center;
            gap: 2rem;
            order: 1;
        }

        .nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity 0.4s ease;
        }

        .nav-overlay.active {
            display: block;
            opacity: 1;
        }

        .nav-menu {
            display: flex;
            list-style: none;
            gap: 2.5rem;
            margin: 0;
            padding: 0;
        }

        .nav-menu li a {
            color: var(--text-light);
            font-weight: 500;
            font-size: 1rem;
            transition: all 0.3s ease;
            position: relative;
            padding: 8px 0;
        }

        .nav-menu li a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--gradient-1);
            transition: width 0.3s ease;
        }

        .nav-menu li a:hover::after {
            width: 100%;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 6px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 10px;
            z-index: 1001;
            position: relative;
            order: 2;
            min-width: 44px;
            min-height: 44px;
            align-items: center;
            justify-content: center;
        }

        .hamburger span {
            width: 28px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(8px, 8px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(8px, -8px);
        }

        footer {
            background: var(--primary);
            padding: 4rem 0 2rem;
            margin-top: 6rem;
            border-top: 1px solid rgba(0, 217, 255, 0.1);
        }

        footer nav {
            display: block !important;
        }

        .footer-menu {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            list-style: none;
            margin-bottom: 2rem;
            justify-content: center;
        }

        .footer-menu li a {
            color: var(--text-light);
            opacity: 0.8;
            transition: all 0.3s ease;
        }

        .footer-menu li a:hover {
            opacity: 1;
            color: var(--accent);
        }

        .footer-info {
            text-align: center;
            opacity: 0.7;
            font-size: 0.875rem;
        }

        .footer-info p {
            margin-bottom: 0.5rem;
        }

        section.container {
            padding-top: 7rem !important;
        }

@media (max-width: 768px) {
            .logo .logo-img {
                height: 32px !important;
                max-width: 120px;
            }

            section.container {
                padding-top: 4.5rem !important;
            }

            header .container {
                padding: 1rem 20px;
            }

            .hamburger {
                display: flex;
                order: 2;
                margin-left: auto;
            }

            header nav {
                position: fixed;
                top: 0;
                right: -100%;
                width: 100%;
                max-width: 320px;
                height: 100vh;
                background: rgba(10, 15, 30, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                justify-content: flex-start;
                align-items: stretch;
                transition: right 0.4s ease;
                gap: 0;
                padding-top: 80px;
                box-shadow: -4px 0 20px rgba(0, 0, 0, 0.3);
                z-index: 1000;
            }

            header nav.active {
                right: 0;
            }

            header .nav-menu {
                flex-direction: column;
                gap: 0;
                text-align: left;
                margin-bottom: 2rem;
                padding: 0 2rem;
            }

            header .nav-menu li {
                border-bottom: 1px solid rgba(0, 217, 255, 0.1);
            }

            header .nav-menu li a {
                font-size: 1.125rem;
                padding: 1.25rem 0;
                display: block;
            }

            header .cta-button {
                width: calc(100% - 4rem);
                max-width: none;
                margin: 0 2rem;
                text-align: center;
            }

            .nav-overlay.active {
                display: block;
            }

            section {
                padding: 4rem 0;
            }

            .hero-section {
                min-height: auto;
                padding: 6rem 0 4rem;
            }

            .tabs-nav {
                flex-direction: column;
            }

            .tab-link {
                width: 100%;
                text-align: center;
            }

            .timeline-item {
                padding-left: 2rem;
            }

            footer {
                display: block !important;
            }

            footer nav {
                display: block !important;
            }

            .footer-menu {
                display: flex !important;
                flex-direction: column;
                gap: 1rem;
                text-align: center;
                visibility: visible !important;
                opacity: 1 !important;
                margin: 0 !important;
                padding: 0 !important;
            }

            .footer-menu li {
                display: list-item !important;
                visibility: visible !important;
                opacity: 1 !important;
            }

            .footer-menu li a {
                display: block !important;
                visibility: visible !important;
                opacity: 0.8 !important;
            }

            table {
                font-size: 0.875rem;
            }

            th, td {
                padding: 12px;
            }
        }