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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: #0a0a0a;
            color: #fff;
            overflow-x: hidden;
            transition: background 0.3s ease, color 0.3s ease;
        }

        body.light-theme {
            background: #f5f5f5;
            color: #1a1a1a;
        }

        /* Particles Background */
        .particles {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 0;
        }

        .particle {
            position: absolute;
            background: rgba(218, 165, 32, 0.1);
            border-radius: 50%;
            animation: float 15s infinite ease-in-out;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0) translateX(0); }
            25% { transform: translateY(-50px) translateX(30px); }
            50% { transform: translateY(-100px) translateX(-30px); }
            75% { transform: translateY(-50px) translateX(30px); }
        }

        /* Theme Toggle */
        .theme-toggle {
            position: fixed;
            top: 20px;
            right: 20px;
            z-index: 2000;
            background: linear-gradient(135deg, #DAA520 0%, #FFD700 100%);
            border: none;
            padding: 1rem;
            border-radius: 50%;
            cursor: pointer;
            font-size: 1.5rem;
            box-shadow: 0 5px 20px rgba(218, 165, 32, 0.3);
            transition: all 0.3s ease;
        }

        .theme-toggle:hover {
            transform: scale(1.1) rotate(20deg);
            box-shadow: 0 8px 30px rgba(218, 165, 32, 0.5);
        }

        /* Hero Section */
        .hero-section {
            position: relative;
            height: 40vh;
            background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            border-bottom: 3px solid #DAA520;
        }

        body.light-theme .hero-section {
            background: linear-gradient(135deg, #ffffff 0%, #e0e0e0 100%);
        }

        .logo-text {
            font-size: 3.5rem;
            font-weight: 900;
            letter-spacing: 8px;
            background: linear-gradient(135deg, #DAA520 0%, #FFD700 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        /* Navigation */
        nav {
            position: sticky;
            top: 0;
            background: rgba(26, 26, 26, 0.95);
            backdrop-filter: blur(10px);
            padding: 1.5rem 5%;
            display: flex;
            justify-content: center;
            gap: 2.5rem;
            flex-wrap: wrap;
            z-index: 1000;
            border-bottom: 1px solid rgba(218, 165, 32, 0.2);
        }

        body.light-theme nav {
            background: rgba(255, 255, 255, 0.95);
        }

        nav a {
            color: #fff;
            text-decoration: none;
            font-size: 1rem;
            font-weight: 600;
            padding: 0.8rem 1.5rem;
            border-radius: 50px;
            transition: all 0.3s ease;
        }

        body.light-theme nav a {
            color: #1a1a1a;
        }

        nav a:hover {
            color: #DAA520;
            background: rgba(218, 165, 32, 0.1);
        }

        /* Main Content */
        .container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 3rem 5%;
            position: relative;
            z-index: 1;
        }

        /* Breadcrumb */
        .breadcrumb {
            margin-bottom: 2rem;
            display: flex;
            gap: 0.5rem;
            align-items: center;
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.6);
        }

        body.light-theme .breadcrumb {
            color: rgba(26, 26, 26, 0.6);
        }

        .breadcrumb a {
            color: #DAA520;
            text-decoration: none;
        }

        .breadcrumb a:hover {
            color: #FFD700;
        }

        /* Car Detail Grid */
        .car-detail-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            margin-bottom: 3rem;
        }

        /* Media Section */
        .media-section {
            position: relative;
        }

        .main-media {
            background: rgba(255, 255, 255, 0.05);
            border: 2px solid rgba(218, 165, 32, 0.3);
            border-radius: 20px;
            overflow: hidden;
            margin-bottom: 1rem;
            height: 400px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        body.light-theme .main-media {
            background: rgba(255, 255, 255, 0.8);
        }

        .main-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .placeholder-text {
            color: rgba(255, 255, 255, 0.5);
            text-align: center;
            font-size: 1.2rem;
        }

        body.light-theme .placeholder-text {
            color: rgba(26, 26, 26, 0.5);
        }

        .media-placeholder {
            text-align: center;
            padding: 2rem;
        }

        .media-placeholder h3 {
            color: #DAA520;
            margin-bottom: 1rem;
        }

        /* Video/360 Tabs */
        .media-tabs {
            display: flex;
            gap: 1rem;
            margin-bottom: 1rem;
        }

        .media-tab {
            flex: 1;
            padding: 1rem;
            background: rgba(255, 255, 255, 0.05);
            border: 2px solid rgba(218, 165, 32, 0.3);
            border-radius: 12px;
            text-align: center;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        body.light-theme .media-tab {
            background: rgba(255, 255, 255, 0.8);
        }

        .media-tab:hover {
            background: rgba(218, 165, 32, 0.2);
            border-color: #DAA520;
        }

        .media-tab.active {
            background: linear-gradient(135deg, #DAA520 0%, #FFD700 100%);
            color: #000;
            border-color: #FFD700;
        }

        .media-tab span {
            font-size: 1.5rem;
            display: block;
            margin-bottom: 0.5rem;
        }

        /* Car Info Section */
        .car-info {
            position: relative;
        }

        .car-title {
            font-size: 2.5rem;
            background: linear-gradient(135deg, #DAA520 0%, #FFD700 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 0.5rem;
        }

        .car-subtitle {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 2rem;
        }

        body.light-theme .car-subtitle {
            color: rgba(26, 26, 26, 0.7);
        }

        .car-price {
            font-size: 3rem;
            font-weight: 900;
            color: #FFD700;
            margin-bottom: 2rem;
            text-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
        }

        /* Quick Specs */
        .quick-specs {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
            margin-bottom: 2rem;
        }

        .spec-item {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(218, 165, 32, 0.3);
            border-radius: 12px;
            padding: 1rem;
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        body.light-theme .spec-item {
            background: rgba(255, 255, 255, 0.8);
        }

        .spec-icon {
            font-size: 2rem;
        }

        .spec-info h4 {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 0.3rem;
        }

        body.light-theme .spec-info h4 {
            color: rgba(26, 26, 26, 0.6);
        }

        .spec-info p {
            font-size: 1.1rem;
            color: #DAA520;
            font-weight: 600;
        }

        /* Action Buttons */
        .action-buttons {
            display: flex;
            gap: 1rem;
            margin-bottom: 2rem;
        }

        .btn {
            flex: 1;
            padding: 1.2rem;
            border-radius: 12px;
            border: none;
            font-size: 1rem;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s ease;
            text-align: center;
            text-decoration: none;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
        }

        .btn-primary {
            background: linear-gradient(135deg, #DAA520 0%, #FFD700 100%);
            color: #000;
            box-shadow: 0 8px 20px rgba(218, 165, 32, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(218, 165, 32, 0.5);
        }

        .btn-secondary {
            background: transparent;
            color: #DAA520;
            border: 2px solid #DAA520;
        }

        .btn-secondary:hover {
            background: rgba(218, 165, 32, 0.1);
            transform: translateY(-3px);
        }

        /* Features */
        .features-section {
            background: rgba(255, 255, 255, 0.05);
            border: 2px solid rgba(218, 165, 32, 0.3);
            border-radius: 20px;
            padding: 2rem;
            margin-bottom: 2rem;
        }

        body.light-theme .features-section {
            background: rgba(255, 255, 255, 0.8);
        }

        .features-section h3 {
            color: #DAA520;
            margin-bottom: 1.5rem;
            font-size: 1.5rem;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
        }

        .feature-item {
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }

        .feature-item span {
            color: #4ade80;
            font-size: 1.2rem;
        }

        /* Full Specifications */
        .specs-section {
            background: rgba(255, 255, 255, 0.05);
            border: 2px solid rgba(218, 165, 32, 0.3);
            border-radius: 20px;
            padding: 2rem;
            margin-bottom: 3rem;
        }

        body.light-theme .specs-section {
            background: rgba(255, 255, 255, 0.8);
        }

        .specs-section h2 {
            color: #DAA520;
            margin-bottom: 2rem;
            font-size: 2rem;
        }

        .specs-table {
            display: grid;
            gap: 0.5rem;
        }

        .spec-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            padding: 1rem;
            background: rgba(218, 165, 32, 0.05);
            border-radius: 8px;
        }

        .spec-row:nth-child(even) {
            background: rgba(218, 165, 32, 0.1);
        }

        .spec-label {
            color: rgba(255, 255, 255, 0.7);
            font-weight: 600;
        }

        body.light-theme .spec-label {
            color: rgba(26, 26, 26, 0.7);
        }

        .spec-value {
            color: #DAA520;
            font-weight: 700;
        }

        /* Similar Cars */
        .similar-cars {
            margin-top: 4rem;
        }

        .similar-cars h2 {
            color: #DAA520;
            margin-bottom: 2rem;
            font-size: 2rem;
            text-align: center;
        }

        .similar-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
        }

        .similar-car-card {
            background: rgba(255, 255, 255, 0.05);
            border: 2px solid rgba(218, 165, 32, 0.3);
            border-radius: 20px;
            overflow: hidden;
            transition: all 0.3s ease;
            cursor: pointer;
        }

        body.light-theme .similar-car-card {
            background: rgba(255, 255, 255, 0.8);
        }

        .similar-car-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 60px rgba(218, 165, 32, 0.4);
        }

        .similar-car-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        .similar-car-info {
            padding: 1.5rem;
        }

        .similar-car-name {
            color: #DAA520;
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }

        .similar-car-price {
            color: #FFD700;
            font-size: 1.5rem;
            font-weight: 900;
        }

        /* Contact Form */
        .contact-form {
            background: rgba(255, 255, 255, 0.05);
            border: 2px solid rgba(218, 165, 32, 0.3);
            border-radius: 20px;
            padding: 2rem;
            margin-top: 3rem;
        }

        body.light-theme .contact-form {
            background: rgba(255, 255, 255, 0.8);
        }

        .contact-form h2 {
            color: #DAA520;
            margin-bottom: 2rem;
            font-size: 2rem;
        }

        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
            margin-bottom: 1rem;
        }

        .form-group {
            display: flex;
            flex-direction: column;
        }

        .form-group label {
            margin-bottom: 0.5rem;
            color: rgba(255, 255, 255, 0.8);
        }

        body.light-theme .form-group label {
            color: rgba(26, 26, 26, 0.8);
        }

        .form-group input,
        .form-group textarea {
            padding: 1rem;
            border-radius: 12px;
            border: 2px solid rgba(218, 165, 32, 0.3);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 1rem;
        }

        body.light-theme .form-group input,
        body.light-theme .form-group textarea {
            background: rgba(255, 255, 255, 0.9);
            color: #1a1a1a;
        }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: #DAA520;
        }

        .form-group.full-width {
            grid-column: 1 / -1;
        }

        /* Responsive */
        @media (max-width: 968px) {
            .car-detail-grid {
                grid-template-columns: 1fr;
            }

            .quick-specs {
                grid-template-columns: 1fr;
            }

            .action-buttons {
                flex-direction: column;
            }

            .features-grid {
                grid-template-columns: 1fr;
            }

            .form-grid {
                grid-template-columns: 1fr;
            }
        }