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

        :root {
            --primary: #8B5CF6;
            --secondary: #EC4899;
            --accent: #06FFA5;
            --success: #10B981;
            --warning: #F59E0B;
            --error: #EF4444;
            --neutral-900: #111827;
            --neutral-800: #1F2937;
            --neutral-700: #374151;
            --neutral-600: #4B5563;
            --neutral-500: #6B7280;
            --neutral-400: #9CA3AF;
            --neutral-300: #D1D5DB;
            --neutral-200: #E5E7EB;
            --neutral-100: #F3F4F6;
            --neutral-50: #F9FAFB;
            --spacing: 8px;
            --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
        }

        body {
            font-family: var(--font-primary);
            line-height: 1.5;
            color: var(--neutral-100);
            background: linear-gradient(135deg, var(--neutral-900) 0%, var(--primary) 100%);
            min-height: 100vh;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 calc(var(--spacing) * 3);
        }

        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: rgba(17, 24, 39, 0.9);
            backdrop-filter: blur(10px);
            z-index: 1000;
            padding: calc(var(--spacing) * 2) 0;
        }

        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 1.75rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none;
        }

        nav ul {
            display: flex;
            list-style: none;
            gap: calc(var(--spacing) * 4);
        }

        nav a {
            color: var(--neutral-300);
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s ease;
        }

        nav a:hover,
        nav a.active {
            color: var(--accent);
            transform: translateY(-2px);
        }

        .burger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            background: none;
            border: none;
            padding: calc(var(--spacing) * 1);
        }

        .burger span {
            width: 24px;
            height: 2px;
            background: var(--neutral-300);
            margin: 3px 0;
            transition: 0.3s;
        }

        main {
            margin-top: 80px;
            padding: calc(var(--spacing) * 12) 0;
        }

        .page-hero {
            text-align: center;
            margin-bottom: calc(var(--spacing) * 12);
        }

        .page-hero h1 {
            font-size: clamp(3rem, 6vw, 5rem);
            font-weight: 900;
            margin-bottom: calc(var(--spacing) * 4);
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .faq-container {
            max-width: 900px;
            margin: 0 auto;
        }

        .faq-category {
            margin-bottom: calc(var(--spacing) * 8);
        }

        .category-title {
            color: var(--accent);
            font-size: 2rem;
            margin-bottom: calc(var(--spacing) * 4);
            font-weight: 700;
            text-align: center;
        }

        .faq-item {
            background: rgba(139, 92, 246, 0.1);
            border-radius: calc(var(--spacing) * 2);
            margin-bottom: calc(var(--spacing) * 2);
            border: 1px solid rgba(139, 92, 246, 0.2);
            transition: all 0.3s ease;
        }

        .faq-item:hover {
            border-color: rgba(139, 92, 246, 0.4);
        }

        .faq-question {
            background: none;
            border: none;
            color: var(--neutral-100);
            font-size: 1.125rem;
            font-weight: 600;
            padding: calc(var(--spacing) * 3);
            width: 100%;
            text-align: left;
            cursor: pointer;
            transition: color 0.3s ease;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .faq-question:hover {
            color: var(--accent);
        }

        .faq-question::after {
            content: '+';
            font-size: 1.5rem;
            font-weight: 300;
            transition: transform 0.3s ease;
        }

        .faq-question.active::after {
            transform: rotate(45deg);
        }

        .faq-answer {
            padding: 0 calc(var(--spacing) * 3) ;
            color: var(--neutral-300);
            line-height: 1.7;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }

        .faq-answer.active {
            max-height: 300px;
        }

        .search-box {
            background: rgba(17, 24, 39, 0.6);
            padding: calc(var(--spacing) * 4);
            border-radius: calc(var(--spacing) * 3);
            margin-bottom: calc(var(--spacing) * 8);
            text-align: center;
        }

        .search-input {
            width: 100%;
            max-width: 500px;
            padding: calc(var(--spacing) * 3);
            border: 1px solid rgba(139, 92, 246, 0.3);
            border-radius: calc(var(--spacing) * 2);
            background: rgba(17, 24, 39, 0.8);
            color: var(--neutral-100);
            font-size: 1rem;
            font-family: inherit;
        }

        .search-input:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 2px rgba(6, 255, 165, 0.2);
        }

        footer {
            background: var(--neutral-900);
            padding: calc(var(--spacing) * 8) 0 calc(var(--spacing) * 4);
            border-top: 1px solid rgba(139, 92, 246, 0.2);
            margin-top: calc(var(--spacing) * 12);
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: calc(var(--spacing) * 6);
            margin-bottom: calc(var(--spacing) * 6);
        }

        .footer-section h3 {
            color: var(--accent);
            margin-bottom: calc(var(--spacing) * 2);
            font-weight: 600;
        }

        .footer-section p,
        .footer-section a {
            color: var(--neutral-400);
            text-decoration: none;
            line-height: 1.6;
        }

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

        .footer-bottom {
            text-align: center;
            padding-top: calc(var(--spacing) * 4);
            border-top: 1px solid rgba(139, 92, 246, 0.1);
            color: var(--neutral-500);
        }

        @media (max-width: 768px) {
            nav ul {
                position: fixed;
                top: 80px;
                left: 0;
                right: 0;
                background: rgba(17, 24, 39, 0.95);
                backdrop-filter: blur(10px);
                flex-direction: column;
                padding: calc(var(--spacing) * 4);
                transform: translateY(-100vh);
                transition: transform 0.3s ease;
            }

            nav ul.active {
                transform: translateY(0);
            }

            .burger {
                display: flex;
            }

            .faq-question {
                font-size: 1rem;
                padding: calc(var(--spacing) * 2);
            }
        }