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

        :root {
            --primary: #1a1a2e;
            --secondary: #16213e;
            --accent: #0f3460;
            --gradient: linear-gradient(135deg, #e94560 0%, #f38ba8 100%);
            --text-light: #ffffff;
            --text-gray: #e2e8f0;
            --spacing: 8px;
        }

        body {
            font-family: 'Arial', sans-serif;
            line-height: 1.6;
            background: var(--primary);
            color: var(--text-light);
        }

        header {
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(26, 26, 46, 0.95);
            backdrop-filter: blur(10px);
            z-index: 1000;
            padding: calc(var(--spacing) * 2) 0;
        }

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

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

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            background: var(--gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none;
        }

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

        .nav-links a {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s ease;
        }

        .nav-links a:hover,
        .nav-links a[href="/faq.html"] {
            background: var(--gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .burger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 4px;
        }

        .burger span {
            width: 25px;
            height: 3px;
            background: var(--gradient);
            transition: all 0.3s ease;
        }

        main {
            margin-top: 80px;
            padding: calc(var(--spacing) * 10) 0;
        }

        h1 {
            font-size: 4rem;
            font-weight: 700;
            background: var(--gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-align: center;
            margin-bottom: calc(var(--spacing) * 6);
        }

        h2 {
            font-size: 2.5rem;
            font-weight: 600;
            margin-bottom: calc(var(--spacing) * 4);
            background: var(--gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 50%, var(--accent) 100%);
            padding: calc(var(--spacing) * 10) 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('../img/27.jpg') center/cover no-repeat;
            opacity: 0.1;
            z-index: -1;
        }

        .section {
            padding: calc(var(--spacing) * 8) 0;
        }

        .section:nth-child(even) {
            background: var(--secondary);
        }

        .faq-categories {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: calc(var(--spacing) * 4);
            margin-bottom: calc(var(--spacing) * 8);
        }

        .category-card {
            background: rgba(255, 255, 255, 0.05);
            padding: calc(var(--spacing) * 4);
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            text-align: center;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .category-card:hover,
        .category-card.active {
            border-color: #e94560;
            transform: translateY(-5px);
        }

        .category-icon {
            width: 60px;
            height: 60px;
            background: var(--gradient);
            border-radius: 50%;
            margin: 0 auto calc(var(--spacing) * 2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--text-light);
        }

        .category-title {
            font-size: 1.3rem;
            font-weight: 600;
            margin-bottom: calc(var(--spacing));
            color: var(--text-light);
        }

        .category-count {
            color: var(--text-gray);
            font-size: 0.9rem;
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 15px;
            margin-bottom: calc(var(--spacing) * 2);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.1);
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.6s ease;
        }

        .faq-item.visible {
            opacity: 1;
            transform: translateY(0);
        }

        .faq-question {
            padding: calc(var(--spacing) * 3);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            transition: all 0.3s ease;
            background: transparent;
        }

        .faq-question:hover {
            background: rgba(255, 255, 255, 0.05);
        }

        .faq-question.active {
            background: rgba(233, 69, 96, 0.1);
        }

        .faq-icon {
            background: var(--gradient);
            width: 30px;
            height: 30px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
            font-weight: 700;
            transition: transform 0.3s ease;
        }

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

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

        .faq-answer.active {
            max-height: 500px;
            padding: calc(var(--spacing) * 3);
        }

        .search-section {
            background: var(--gradient);
            padding: calc(var(--spacing) * 8) 0;
            text-align: center;
        }

        .search-section h2,
        .search-section p {
            color: var(--text-light);
        }

        .search-box {
            max-width: 600px;
            margin: calc(var(--spacing) * 4) auto 0;
            position: relative;
        }

        .search-input {
            width: 100%;
            padding: calc(var(--spacing) * 2) calc(var(--spacing) * 4);
            border: none;
            border-radius: 50px;
            background: rgba(255, 255, 255, 0.9);
            font-size: 1.1rem;
            color: var(--primary);
        }

        .search-input:focus {
            outline: none;
            background: var(--text-light);
        }

        .search-input::placeholder {
            color: #666;
        }

        .contact-faq {
            background: var(--primary);
            text-align: center;
        }

        .contact-cards {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: calc(var(--spacing) * 4);
            margin-top: calc(var(--spacing) * 6);
        }

        .contact-card {
            background: var(--secondary);
            padding: calc(var(--spacing) * 4);
            border-radius: 15px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .contact-card h3 {
            color: #f38ba8;
            margin-bottom: calc(var(--spacing) * 2);
        }

        .contact-card p {
            color: var(--text-gray);
            margin-bottom: calc(var(--spacing));
        }

        .btn {
            padding: calc(var(--spacing) * 1.5) calc(var(--spacing) * 3);
            background: var(--gradient);
            color: var(--text-light);
            text-decoration: none;
            border-radius: 25px;
            font-weight: 500;
            transition: all 0.3s ease;
            display: inline-block;
            margin-top: calc(var(--spacing) * 2);
        }

        .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 20px rgba(233, 69, 96, 0.3);
        }

        footer {
            background: var(--primary);
            padding: calc(var(--spacing) * 6) 0 calc(var(--spacing) * 3);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: calc(var(--spacing) * 4);
            margin-bottom: calc(var(--spacing) * 4);
        }

        .footer-section h3 {
            margin-bottom: calc(var(--spacing) * 2);
            background: var(--gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .footer-section a {
            color: var(--text-gray);
            text-decoration: none;
            display: block;
            margin-bottom: calc(var(--spacing));
            transition: color 0.3s ease;
        }

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

        .footer-bottom {
            text-align: center;
            padding-top: calc(var(--spacing) * 3);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--text-gray);
        }

        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: 80px;
                left: 0;
                width: 100%;
                background: var(--secondary);
                flex-direction: column;
                padding: calc(var(--spacing) * 3);
                transform: translateX(-100%);
                transition: transform 0.3s ease;
            }

            .nav-links.active {
                transform: translateX(0);
            }

            .burger {
                display: flex;
            }

            h1 {
                font-size: 2.5rem;
            }

            h2 {
                font-size: 2rem;
            }

            .container {
                padding: 0 calc(var(--spacing) * 2);
            }
        }