:root {
            --primary: #E63946;
            --secondary: #2A9D8F;
            --accent: #F4A261;
            --light: #F8F9FA;
            --dark: #264653;
            --gray: #6C757D;
            --success: #28A745;
            --warning: #FFC107;
            --danger: #DC3545;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
        }
        body {
            background-color: var(--light);
            color: var(--dark);
            line-height: 1.9;
            padding-bottom: 60px;
            letter-spacing: 0.2px;
        }
        .container {
            max-width: 1250px;
            margin: 0 auto;
            padding: 0 25px;
        }
        header {
            background: linear-gradient(135deg, var(--dark), var(--secondary));
            color: white;
            padding: 18px 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.15);
            position: sticky;
            top: 0;
            z-index: 9999;
            transition: all 0.3s ease;
        }
        header:hover {
            box-shadow: 0 6px 18px rgba(0,0,0,0.2);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .logo {
            font-size: 2rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            display: flex;
            align-items: center;
        }
        .logo span {
            color: var(--accent);
            margin: 0 5px;
            transform: rotate(-5deg);
            display: inline-block;
        }
        .logo:after {
            content: "🏁";
            margin-left: 10px;
            font-size: 1.8rem;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 35px;
            align-items: center;
        }
        nav a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s ease;
            padding: 8px 12px;
            border-radius: 8px;
            font-size: 1.05rem;
        }
        nav a:hover {
            background-color: rgba(255,255,255,0.25);
            transform: translateY(-2px);
        }
        nav a.active {
            background-color: var(--accent);
            color: var(--dark);
            font-weight: 600;
        }
        .btn {
            padding: 12px 24px;
            border-radius: 35px;
            border: none;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
            font-size: 1.05rem;
            text-align: center;
        }
        .btn-download {
            background-color: var(--accent);
            color: var(--dark);
            margin-right: 12px;
            box-shadow: 0 4px 8px rgba(244, 162, 97, 0.3);
        }
        .btn-login {
            background-color: white;
            color: var(--secondary);
            box-shadow: 0 4px 8px rgba(255,255,255,0.2);
        }
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 16px rgba(0,0,0,0.18);
        }
        .btn-download:hover {
            background-color: #E98A4E;
        }
        .btn-login:hover {
            background-color: #F0F0F0;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: white;
            background: none;
            border: none;
        }
        .hero {
            padding: 80px 0;
            text-align: center;
            background: url('papri-racer-pro-hero.jpg') no-repeat center center;
            background-size: cover;
            background-blend-mode: overlay;
            background-color: rgba(38, 70, 83, 0.8);
            color: white;
            border-radius: 20px;
            margin: 40px 0;
            position: relative;
            overflow: hidden;
        }
        .hero:before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(45deg, rgba(230, 57, 70, 0.1), rgba(42, 157, 143, 0.1));
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 25px;
            text-shadow: 3px 3px 6px rgba(0,0,0,0.6);
            line-height: 1.3;
        }
        .hero h1 span {
            color: var(--accent);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 900px;
            margin: 0 auto 40px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
            line-height: 1.8;
        }
        .hero-buttons {
            display: flex;
            justify-content: center;
            gap: 15px;
            flex-wrap: wrap;
        }
        .content {
            display: grid;
            grid-template-columns: 3fr 1fr;
            gap: 40px;
            margin: 50px 0;
        }
        .main-content {
            background: white;
            padding: 40px;
            border-radius: 20px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.07);
            border: 1px solid #F0F0F0;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 25px;
        }
        .sidebar-widget {
            background: white;
            padding: 25px;
            border-radius: 20px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.07);
            border: 1px solid #F0F0F0;
            transition: transform 0.3s ease;
        }
        .sidebar-widget:hover {
            transform: translateY(-5px);
        }
        h2 {
            color: var(--dark);
            margin-bottom: 30px;
            font-size: 2.2rem;
            border-bottom: 3px solid var(--primary);
            padding-bottom: 12px;
            position: relative;
        }
        h2:after {
            content: "";
            position: absolute;
            bottom: -3px;
            left: 0;
            width: 80px;
            height: 3px;
            background-color: var(--accent);
        }
        h3 {
            color: var(--secondary);
            margin: 35px 0 20px;
            font-size: 1.7rem;
            position: relative;
            padding-left: 20px;
        }
        h3:before {
            content: "🏎️";
            position: absolute;
            left: 0;
            top: 2px;
        }
        h4 {
            color: var(--primary);
            margin: 25px 0 15px;
            font-size: 1.3rem;
        }
        p {
            margin-bottom: 25px;
            text-align: justify;
            font-size: 1.05rem;
            line-height: 1.9;
        }
        strong {
            color: var(--primary);
            font-weight: 600;
        }
        .intro-box {
            background-color: rgba(42, 157, 143, 0.08);
            border-left: 5px solid var(--secondary);
            padding: 25px;
            border-radius: 0 15px 15px 0;
            margin: 40px 0;
        }
        .intro-box p {
            margin-bottom: 0;
            font-size: 1.1rem;
            line-height: 1.9;
        }
        .feature-list {
            list-style: none;
            margin: 30px 0;
        }
        .feature-list li {
            margin-bottom: 20px;
            padding-left: 35px;
            position: relative;
            font-size: 1.05rem;
            line-height: 1.8;
        }
        .feature-list li:before {
            content: "✅";
            position: absolute;
            left: 0;
            top: 3px;
            font-size: 1.2rem;
        }
        .track-gallery {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 25px;
            margin: 40px 0;
        }
        .track-card {
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 4px 15px rgba(0,0,0,0.08);
            transition: transform 0.3s ease;
        }
        .track-card:hover {
            transform: scale(1.04);
        }
        .track-card img {
            width: 100%;
            height: 280px;
            object-fit: cover;
            border-bottom: 3px solid var(--accent);
        }
        .track-info {
            padding: 15px;
            background-color: var(--light);
        }
        .track-info h4 {
            margin: 0 0 8px 0;
            color: var(--dark);
        }
        .track-info p {
            margin-bottom: 0;
            font-size: 0.95rem;
            color: var(--gray);
        }
        .game-stats {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 25px;
            margin: 40px 0;
            text-align: center;
        }
        .stat-card {
            background-color: var(--light);
            padding: 25px;
            border-radius: 15px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.05);
            border-top: 4px solid var(--secondary);
        }
        .stat-card h4 {
            color: var(--gray);
            font-size: 1.1rem;
            margin-bottom: 12px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .stat-card .stat-value {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }
        .quote {
            font-style: italic;
            padding: 30px;
            background-color: rgba(244, 162, 97, 0.1);
            border-left: 6px solid var(--accent);
            margin: 40px 0;
            border-radius: 0 15px 15px 0;
            position: relative;
        }
        .quote:before {
            content: "\"";
            font-size: 5rem;
            color: rgba(244, 162, 97, 0.2);
            position: absolute;
            top: -20px;
            left: 10px;
            font-family: Georgia, serif;
        }
        .quote p {
            margin-bottom: 0;
            font-size: 1.15rem;
            line-height: 1.9;
        }
        .quote-author {
            display: block;
            text-align: right;
            margin-top: 15px;
            font-weight: 600;
            color: var(--dark);
            font-size: 1.05rem;
        }
        .quote-author:before {
            content: "— ";
        }
        .character-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
            margin: 40px 0;
        }
        .character-card {
            background-color: var(--light);
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 4px 15px rgba(0,0,0,0.05);
            transition: transform 0.3s ease;
        }
        .character-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0,0,0,0.08);
        }
        .character-img {
            height: 220px;
            overflow: hidden;
        }
        .character-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .character-card:hover .character-img img {
            transform: scale(1.08);
        }
        .character-info {
            padding: 20px;
        }
        .character-info h4 {
            margin-top: 0;
            color: var(--dark);
            font-size: 1.4rem;
        }
        .character-info .role {
            color: var(--gray);
            font-style: italic;
            margin-bottom: 15px;
            display: block;
        }
        .character-info p {
            margin-bottom: 0;
            font-size: 1rem;
        }
        .gameplay-video {
            width: 100%;
            height: 450px;
            border-radius: 15px;
            overflow: hidden;
            margin: 40px 0;
            box-shadow: 0 6px 25px rgba(0,0,0,0.1);
            position: relative;
            background-color: #000;
        }
        .gameplay-video img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.8;
        }
        .play-button {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 80px;
            height: 80px;
            background-color: rgba(230, 57, 70, 0.9);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s ease;
            border: 4px solid white;
        }
        .play-button:hover {
            background-color: var(--primary);
            transform: translate(-50%, -50%) scale(1.1);
        }
        .play-button:after {
            content: "";
            width: 0;
            height: 0;
            border-style: solid;
            border-width: 15px 0 15px 25px;
            border-color: transparent transparent transparent white;
            margin-left: 5px;
        }
        .tips-box {
            background-color: rgba(255, 193, 7, 0.08);
            border-radius: 15px;
            padding: 25px;
            margin: 40px 0;
            border-left: 5px solid var(--warning);
        }
        .tips-box h4 {
            color: var(--dark);
            margin-top: 0;
            display: flex;
            align-items: center;
        }
        .tips-box h4:before {
            content: "💡";
            margin-right: 10px;
            font-size: 1.5rem;
        }
        .tips-list {
            list-style: none;
            padding-left: 0;
        }
        .tips-list li {
            margin-bottom: 15px;
            padding-left: 30px;
            position: relative;
        }
        .tips-list li:before {
            content: "•";
            position: absolute;
            left: 0;
            top: 2px;
            color: var(--warning);
            font-size: 1.5rem;
        }
        .tips-list li:last-child {
            margin-bottom: 0;
        }
        @media (max-width: 1100px) {
            .content {
                grid-template-columns: 1fr;
            }
            .game-stats {
                grid-template-columns: repeat(2, 1fr);
            }
            .track-gallery {
                grid-template-columns: 1fr;
            }
            .character-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 900px) {
            nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 85px;
                left: 0;
                right: 0;
                background-color: var(--dark);
                padding: 30px;
                gap: 20px;
                z-index: 999;
                border-radius: 0 0 20px 20px;
                box-shadow: 0 10px 20px rgba(0,0,0,0.2);
            }
            nav ul.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .header-buttons {
                display: none;
            }
            .hero h1 {
                font-size: 2.8rem;
            }
            .hero p {
                font-size: 1.2rem;
            }
            .main-content {
                padding: 30px;
            }
            h2 {
                font-size: 2rem;
            }
            h3 {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 600px) {
            .game-stats {
                grid-template-columns: 1fr;
            }
            .hero {
                padding: 60px 0;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .hero p {
                font-size: 1.1rem;
            }
            .btn {
                padding: 10px 20px;
                font-size: 1rem;
                width: 100%;
                margin-bottom: 10px;
            }
            .btn-download {
                margin-right: 0;
            }
            .main-content {
                padding: 25px;
            }
            h2 {
                font-size: 1.8rem;
                margin-bottom: 25px;
            }
            h3 {
                font-size: 1.4rem;
                margin: 30px 0 15px;
            }
            p {
                font-size: 1rem;
                margin-bottom: 20px;
            }
            .gameplay-video {
                height: 250px;
            }
            .play-button {
                width: 60px;
                height: 60px;
            }
            .play-button:after {
                border-width: 12px 0 12px 20px;
            }
        }
        footer {
            background-color: var(--dark);
            color: white;
            padding: 70px 0 30px;
            margin-top: 70px;
            border-top: 5px solid var(--primary);
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 50px;
        }
        .footer-column h4 {
            font-size: 1.3rem;
            margin-bottom: 25px;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 1.5px;
            padding-bottom: 10px;
            border-bottom: 2px solid rgba(255,255,255,0.1);
        }
        .footer-column ul {
            list-style: none;
        }
        .footer-column ul li {
            margin-bottom: 15px;
        }
        .footer-column a {
            color: #CCCCCC;
            text-decoration: none;
            transition: all 0.3s ease;
            font-size: 1.05rem;
        }
        .footer-column a:hover {
            color: var(--accent);
            padding-left: 8px;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #AAAAAA;
            font-size: 0.95rem;
            line-height: 1.8;
        }
        .game-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin: 25px 0;
        }
        .game-tag {
            padding: 10px 18px;
            background-color: var(--light);
            border-radius: 30px;
            font-size: 0.95rem;
            text-decoration: none;
            color: var(--dark);
            font-weight: 500;
            transition: all 0.3s ease;
            border: 1px solid #E0E0E0;
        }
        .game-tag:hover {
            background-color: var(--primary);
            color: white;
            border-color: var(--primary);
            transform: translateY(-3px);
        }
        .recommendation {
            background-color: rgba(42, 157, 143, 0.1);
            border-radius: 15px;
            padding: 30px;
            margin: 40px 0;
            border-left: 5px solid var(--secondary);
        }
        .recommendation h4 {
            color: var(--secondary);
            margin-bottom: 15px;
            font-size: 1.4rem;
            display: flex;
            align-items: center;
        }
        .recommendation h4:before {
            content: "🌟";
            margin-right: 10px;
        }
        .recommendation p {
            margin-bottom: 0;
            font-size: 1.05rem;
        }
        .mobile-buttons {
            display: none;
            justify-content: center;
            gap: 15px;
            margin-top: 20px;
            width: 100%;
        }
        @media (max-width: 900px) {
            .mobile-buttons {
                display: flex;
            }
            .footer-content {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 600px) {
            .footer-content {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }
        ::-webkit-scrollbar {
            width: 10px;
        }
        ::-webkit-scrollbar-track {
            background: #f1f1f1;
        }
        ::-webkit-scrollbar-thumb {
            background: var(--gray);
            border-radius: 5px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--secondary);
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background-color: var(--primary);
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            cursor: pointer;
            box-shadow: 0 4px 12px rgba(230, 57, 70, 0.4);
            transition: all 0.3s ease;
            opacity: 0;
            visibility: hidden;
            z-index: 9999;
        }
        .back-to-top.active {
            opacity: 1;
            visibility: visible;
        }
        .back-to-top:hover {
            background-color: #D32F2F;
            transform: translateY(-5px);
        }
        img {
            transition: opacity 0.5s ease;
            opacity: 0;
        }
        img.loaded {
            opacity: 1;
        }