.hero {
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.3)), 
                url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?q=80&w=1920&auto=format&fit=crop');
    background-size: cover;
    background-position: center;
    height: 85vh; 
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: white;
    position: relative;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 900;
    margin-bottom: 10px;
    text-shadow: var(--text-glow);
}

.hero p {
    font-size: 1.5rem;
    margin-bottom: 30px;
    font-weight: 300;
    text-shadow: 0 2px 5px rgba(0,0,0,0.8);
}

.btn-primary {
    background: var(--secondary);
    color: white;
    padding: 15px 40px;
    font-size: 1.2rem;
    font-weight: bold;
    text-decoration: none;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    box-shadow: 0 5px 15px rgba(255, 102, 0, 0.5);
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-primary:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 25px rgba(255, 102, 0, 0.8);
}

/* --- CONTENEDORES Y TITULOS --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 3rem;
    color: #222;
    text-transform: uppercase;
}

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

.card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--box-shadow);
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s;
    border-top: 8px solid var(--primary);
}

.card:hover {
    transform: translateY(-15px);
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.precio-grande {
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary);
    margin: 1rem 0;
    text-shadow: 2px 2px 0px rgba(0,0,0,0.1);
}

.login-box, .form-box {
    background: rgba(255, 255, 255, 0.95);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    max-width: 500px;
    width: 100%;
    text-align: center;
    border-top: 8px solid var(--secondary);
}

.input-contrato {
    width: 100%;
    padding: 15px;
    font-size: 1.5rem;
    text-align: center;
    letter-spacing: 5px;
    border: 2px solid #ddd;
    border-radius: 10px;
    margin: 20px 0;
    outline: none;
    transition: 0.3s;
}

.input-contrato:focus {
    border-color: var(--primary);
    box-shadow: 0 0 15px rgba(0, 74, 173, 0.3);
}

.contact-box {
    background: rgba(255, 255, 255, 0.95); 
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5); 
    max-width: 600px;
    width: 90%;
    text-align: left;
    border-top: 8px solid var(--secondary); 
    position: relative;
    z-index: 10;
}

.contact-box h2 {
    text-align: center;
    color: #333;
    margin-bottom: 20px;
    font-size: 2rem;
    font-weight: 800;
}

.contact-box label {
    font-weight: bold;
    color: var(--primary);
    margin-top: 10px;
    display: block;
}

.contact-box input, .contact-box textarea {
    width: 100%;
    padding: 12px;
    margin-top: 5px;
    margin-bottom: 15px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    transition: 0.3s;
    background: #f9f9f9;
}

.contact-box input:focus, .contact-box textarea:focus {
    border-color: var(--secondary);
    background: #fff;
    outline: none;
    box-shadow: 0 0 10px rgba(255, 102, 0, 0.2);
}