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

        :root {
            --primary: #4361ee;
            --secondary: #3f37c9;
            --accent: #4895ef;
            --light: #f8f9fa;
            --dark: #212529;
            --success: #4cc9f0;
            --danger: #f72585;
            --warning: #f8961e;
            --border-radius: 12px;
            --box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            margin: 0;
            padding: 20px;
            min-height: 100vh;
            color: var(--dark);
            line-height: 1.6;
        }

        .container {
            background: white;
            padding: 30px;
            margin-bottom: 30px;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
            transition: var(--transition);
        }

        .container:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 24px rgba(0,0,0,0.15);
        }

        h1 {
            margin-bottom: 25px;
            text-align: center;
            color: var(--primary);
            font-size: 2.5rem;
            font-weight: 700;
            background: linear-gradient(to right, #4361ee, #3a0ca3);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            position: relative;
            padding-bottom: 15px;
        }

        h1::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 100px;
            height: 4px;
            background: linear-gradient(to right, var(--accent), var(--primary));
            border-radius: 2px;
        }

        .content {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin-bottom: 25px;
            justify-content: center;
        }

        input {
            flex: 1 1 200px;
            padding: 12px 15px;
            border-radius: var(--border-radius);
            border: 2px solid #e9ecef;
            font-size: 16px;
            transition: var(--transition);
            background-color: var(--light);
        }

        input:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(72, 149, 239, 0.2);
        }

        button {
            padding: 12px 25px;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            color: white;
            border: none;
            border-radius: var(--border-radius);
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        }

        button:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(0,0,0,0.15);
            background: linear-gradient(to right, var(--secondary), var(--primary));
        }

        button:active {
            transform: translateY(0);
        }

        .consequence {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-top: 15px;
            font-size: 18px;
            padding: 15px;
            border-radius: var(--border-radius);
            background-color: rgba(76, 201, 240, 0.1);
            border-left: 4px solid var(--success);
        }

        .consequence i {
            color: var(--success);
            font-size: 24px;
        }

        .consequence p {
            margin: 0;
            font-weight: 600;
            color: var(--dark);
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .container {
            animation: fadeIn 0.6s ease-out forwards;
        }

        @media (max-width: 600px) {
            .content {
                flex-direction: column;
                align-items: stretch;
            }

            input, button {
                width: 100%;
            }

            h1 {
                font-size: 2rem;
            }

            .container {
                padding: 20px;
            }
        }