:root {
            --primary: #4e54c8;
            --secondary: #ff9a9e;
            --accent: #ff0844;
            --success: #28a745;
            --warning: #ffc107;
            --bg-light: #f8f9fa;
        }

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

        body {
            font-family: 'Poppins', sans-serif;
            background-color: var(--bg-light);
            color: #333;
            overflow-x: hidden;
        }

        /* --- BACKGROUND ANIMATION --- */
        .area {
            background: #4e54c8;  
            background: -webkit-linear-gradient(to left, #8f94fb, #4e54c8);
            width: 100%;
            height: 100vh;
            position: fixed;
            z-index: -1;
            top: 0;
        }

        .circles {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            overflow: hidden;
        }

        .circles li {
            position: absolute;
            display: block;
            list-style: none;
            width: 20px;
            height: 20px;
            background: rgba(255, 255, 255, 0.2);
            animation: animate 25s linear infinite;
            bottom: -150px;
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            font-weight: bold;
            color: rgba(255, 255, 255, 0.5);
            font-size: 24px;
        }

        @keyframes animate {
            0%{ transform: translateY(0) rotate(0deg); opacity: 1; border-radius: 0; }
            100%{ transform: translateY(-1000px) rotate(720deg); opacity: 0; border-radius: 50%; }
        }

        /* --- NAVBAR --- */
        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 80px;
            background: transparent;
            position: absolute;
            width: 100%;
            z-index: 100;
        }

        .logo {
            font-size: 28px;
            font-weight: 800;
            color: white;
            text-transform: uppercase;
            letter-spacing: 2px;
        }

        .nav-links {
            list-style: none;
            display: flex;
            gap: 30px;
        }

        .nav-links a {
            text-decoration: none;
            color: white;
            font-weight: 600;
            transition: color 0.3s;
        }

        .nav-links a:hover {
            color: var(--warning);
        }

        /* --- HERO SECTION --- */
        .hero {
            height: 100vh;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 80px;
            color: white;
        }

        .hero-content {
            max-width: 600px;
        }

        .hero-content h1 {
            font-size: 64px;
            line-height: 1.1;
            margin-bottom: 20px;
            animation: slideInLeft 1s ease-out;
        }

        .hero-content p {
            font-size: 18px;
            margin-bottom: 40px;
            opacity: 0.9;
            animation: slideInLeft 1.2s ease-out;
        }

        .hero-btn {
            padding: 15px 40px;
            font-size: 18px;
            font-weight: bold;
            text-decoration: none;
            color: var(--primary);
            background: white;
            border-radius: 50px;
            transition: transform 0.3s, box-shadow 0.3s;
            display: inline-block;
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }

        .hero-btn:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.2);
            color: var(--accent);
        }

        .hero-img {
            max-width: 500px;
            animation: floating 3s ease-in-out infinite;
        }

        @keyframes floating {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-20px); }
        }

        @keyframes slideInLeft {
            from { transform: translateX(-100px); opacity: 0; }
            to { transform: translateX(0); opacity: 1; }
        }

        /* --- FEATURE SECTION --- */
        .features {
            padding: 100px 80px;
            background: white;
            text-align: center;
        }

        .features h2 {
            font-size: 36px;
            margin-bottom: 50px;
            color: var(--primary);
        }

        .feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .feature-card {
            padding: 40px 30px;
            border-radius: 20px;
            background: var(--bg-light);
            transition: transform 0.3s, box-shadow 0.3s;
            text-decoration: none;
            color: inherit;
            border: 1px solid #E2E8F0;
        }

        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(78, 84, 200, 0.15);
            border-color: #8f94fb;
        }

        .feature-card i {
            font-size: 55px;
            margin-bottom: 25px;
            color: var(--primary);
            transition: transform 0.3s;
        }

        .feature-card:hover i {
            transform: scale(1.1);
            color: var(--accent);
        }

        .feature-card h3 {
            margin-bottom: 15px;
            font-size: 22px;
            color: #1E293B;
        }

        .feature-card p {
            color: #64748B;
            line-height: 1.6;
            font-size: 0.95rem;
        }

        /* --- FOOTER --- */
        footer {
            background: #2c3e50;
            color: white;
            padding: 50px 80px;
            text-align: center;
        }

        /* RESPONSIVE */
        @media (max-width: 992px) {
            nav { padding: 20px 30px; }
            .hero { flex-direction: column; text-align: center; padding: 100px 20px 40px; height: auto; }
            .hero-content h1 { font-size: 38px; }
            .hero-content p { font-size: 16px; margin-bottom: 30px; }
            .hero-img { width: 90%; max-width: 400px; margin-top: 30px; }
            .features { padding: 50px 20px; }
        }

        @media (max-width: 576px) {
            nav { padding: 15px 20px; }
            .logo { font-size: 20px; }
            .nav-links { gap: 15px; font-size: 14px; }
            .hero-content h1 { font-size: 30px; }
            .feature-grid { grid-template-columns: 1fr; }
            footer { padding: 30px 20px; }
        }