*{
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', sans-serif;
        }

        body {
            background: #f9fafa;
            color: #333;
        }

        header {
            background: linear-gradient(135deg, #766f0f, #94920d);
            color: #fff;
            padding: 50px 20px;
            text-align: center;
        }

        header h1 {
            font-size: 2.6rem;
            letter-spacing: 2px;
        }

        header p {
            margin-top: 10px;
            font-size: 1.1rem;
            opacity: 0.9;
        }

        .container {
            max-width: 1200px;
            margin: 50px auto;
            padding: 0 20px;
        }

        .plans {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .plan {
            background: #fff;
            border-radius: 15px;
            padding: 30px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
            transition: transform 0.3s, box-shadow 0.3s;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .plan:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 40px rgba(0,0,0,0.12);
        }

        .plan h2 {
            font-size: 1.6rem;
            margin-bottom: 10px;
        }

        .operator {
            font-size: 0.9rem;
            color: #777;
            margin-bottom: 15px;
        }

        .features {
            list-style: none;
            margin: 20px 0;
        }

        .features li {
            margin: 10px 0;
            padding-left: 20px;
            position: relative;
            color: #555;
        }

        .features li::before {
            content: "✔";
            position: absolute;
            left: 0;
            color: #948b0d;
            font-weight: bold;
        }

        .btn {
            margin-top: 20px;
            padding: 14px;
            text-align: center;
            background: linear-gradient(135deg, #6f760f, #92940d);
            color: #fff;
            text-decoration: none;
            font-weight: bold;
            border-radius: 8px;
            transition: opacity 0.3s;
        }

        .btn:hover {
            opacity: 0.85;
        }

        footer {
            margin-top: 60px;
            padding: 25px;
            text-align: center;
            background: #fff;
            border-top: 1px solid #ddd;
            color: #777;
            font-size: 0.9rem;
        }