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

        :root {
            --bg-primary: #232323;
            --bg-secondary: #151515;
            --bg-card: #1a1a1a;
            --text-primary: #cbcbcb;
            --text-secondary: #ffffff;
            --accent: #3b82f6;
            --accent-hover: #2563eb;
            --border: #2a2a2a;
            --glow: rgba(59, 130, 246, 0.15);
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* Navbar */
        nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            padding: 2rem 5%;
            background-color: transparent;
        }

        nav.scrolled {
            padding: 1rem 5%;
            background-color: rgba(26, 26, 26, 0.95);
            backdrop-filter: blur(10px);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
        }

        .nav-container {
            max-width: 100%;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            height: 50px;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

        nav.scrolled .logo {
            height: 40px;
        }

        .nav-links {
            display: flex;
            gap: 2.5rem;
            list-style: none;
            align-items: center;
            margin: 0;
            padding: 0;
        }

        .nav-links li {
            margin: 0;
            padding: 0;
        }

        .nav-links a {
            color: #e0e0e0;
            text-decoration: none;
            font-size: 1rem;
            transition: color 0.3s ease;
            position: relative;
            padding: 0.5rem 0;
            display: flex;
            align-items: center;
        }

        .nav-links a.is-disabled {
            opacity: 0.8;
            cursor: not-allowed;
            pointer-events: none;
        }

        .nav-links a.is-disabled::after {
            display: none;
        }

        .nav-badge {
            position: absolute;
            top: -0.65rem;
            right: -0.8rem;
            transform: translateX(50%);
            font-size: 0.65rem;
            letter-spacing: 0.02em;
            text-transform: uppercase;
            padding: 0.15rem 0.4rem;
            border-radius: 999px;
            background: rgba(96, 165, 250, 0.18);
            border: 1px solid rgba(96, 165, 250, 0.45);
            color: #e0e0e0;
            line-height: 1;
            white-space: nowrap;
        }

        .nav-links a:hover {
            color: #60a5fa;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, #60a5fa, #a78bfa);
            transition: width 0.3s ease;
        }

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

        .mobile-toggle,
        .mobile-close {
            display: none;
        }

        /* Main Content */
        main {
            max-width: 1300px;
            margin: 120px auto 80px;
            padding: 0 5%;
        }

        section {
            margin-bottom: 100px;
            background: var(--bg-card);
            padding: 60px;
            border-radius: 16px;
            border: 1px solid var(--border);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }

        h1 {
            font-size: clamp(32px, 5vw, 52px);
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: -1.5px;
            background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .section-intro {
            color: var(--accent);
            font-size: clamp(13px, 2vw, 15px);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: 30px;
        }

        h2 {
            font-size: clamp(22px, 3.5vw, 28px);
            font-weight: 600;
            margin: 50px 0 20px;
            letter-spacing: -0.5px;
            color: var(--text-primary);
            padding-left: 20px;
            border-left: 3px solid var(--accent);
        }

        h3 {
            font-size: clamp(18px, 2.5vw, 21px);
            font-weight: 600;
            margin: 30px 0 15px;
            color: var(--text-primary);
        }

        p {
            color: var(--text-secondary);
            margin-bottom: 20px;
            font-size: clamp(15px, 2vw, 17px);
            line-height: 1.8;
        }

        ul {
            color: var(--text-secondary);
            margin-left: 20px;
            margin-bottom: 20px;
        }

        li {
            margin-bottom: 12px;
            font-size: clamp(15px, 2vw, 17px);
            line-height: 1.7;
            padding-left: 10px;
        }

        li::marker {
            color: var(--accent);
        }

        strong {
            color: var(--text-primary);
        }

        a {
            color: var(--accent);
            text-decoration: none;
            transition: color 0.2s;
        }

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

        .info-box {
            background: var(--bg-secondary);
            border-left: 3px solid var(--accent);
            padding: 20px 25px;
            margin: 25px 0;
            border-radius: 8px;
        }

        .info-box p {
            margin-bottom: 0;
        }

        .divider {
            display: none;
        }

        /* Footer */
        footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border);
            padding: 35px 50px;
            padding-bottom: 15px;
            text-align: center;
        }

        .footer-content {
            max-width: 1400px;
            margin: 0 auto;
        }

        .footer-links {
            display: flex;
            justify-content: center;
            gap: 35px;
            margin-bottom: 12px;
            flex-wrap: wrap;
        }

        .footer-links a {
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            transition: color 0.3s;
        }

        .footer-links a:hover {
            color: var(--accent);
        }

        .copyright {
            color: var(--text-secondary);
            font-size: 14px;
            opacity: 0.7;
            margin: 0;
            line-height: 1.4;
        }

        .copyright + .copyright {
            margin-top: 6px;
        }

        /* Scroll to Top Button */
        .scroll-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 56px;
            height: 56px;
            background: linear-gradient(135deg, var(--accent), var(--accent-hover));
            border: none;
            border-radius: 50%;
            color: white;
            font-size: 24px;
            cursor: pointer;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s;
            z-index: 999;
            box-shadow: 0 4px 20px var(--glow);
        }

        .scroll-top.visible {
            opacity: 1;
            visibility: visible;
        }

        .scroll-top:hover {
            transform: translateY(-5px);
            box-shadow: 0 6px 28px rgba(59, 130, 246, 0.3);
        }

        /* Mobile Styles */
        @media (max-width: 768px) {
            nav {
                padding: 1rem 5%;
                background-color: rgba(26, 26, 26, 0.95);
                backdrop-filter: blur(10px);
            }

            .logo {
                height: 40px;
            }

            .mobile-toggle {
                display: block;
                background: none;
                border: none;
                cursor: pointer;
                padding: 0.5rem;
            }

            .mobile-toggle img {
                width: 28px;
                height: 28px;
                filter: invert(1);
            }

            .nav-links {
                position: fixed;
                top: 0;
                right: -100%;
                width: 300px;
                height: 100vh;
                background-color: rgba(21, 21, 21, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 5rem 2rem 2rem;
                gap: 1.5rem;
                transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
                box-shadow: -5px 0 20px rgba(0, 0, 0, 0.5);
                align-items: flex-start;
            }

            .nav-links.active {
                right: 0;
            }

            .mobile-close {
                display: block;
                position: absolute;
                top: 1.5rem;
                right: 1.5rem;
                background: none;
                border: none;
                color: white;
                font-size: 2rem;
                cursor: pointer;
                width: 40px;
                height: 40px;
                display: flex;
                align-items: center;
                justify-content: center;
            }

            .mobile-close::before {
                content: '×';
            }

            .nav-links a {
                font-size: 1.1rem;
                width: 100%;
            }

            section {
                padding: 30px 20px;
            }

            h2 {
                margin: 35px 0 15px;
                padding-left: 15px;
            }

            main {
                margin-top: 100px;
            }

            .footer-links {
                flex-direction: column;
                gap: 15px;
            }

            .scroll-top {
                width: 50px;
                height: 50px;
                bottom: 20px;
                right: 20px;
            }
        }

        @media (max-width: 480px) {
            section {
                padding: 25px 15px;
            }

            .info-box {
                padding: 15px 20px;
            }

            .nav-links {
                width: 80%;
            }
            .logo {
            height: 35px;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }
            nav.scrolled .logo {
            height: 25px;
        }
        }