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

body {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.cotizador-card {
    background: #ffffff;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
    max-width: 850px;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.info-cotizador h2 {
    color: #1e3a8a;
    font-size: 1.6rem;
    margin-bottom: 12px;
}

.info-cotizador p {
    color: #475569;
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 20px;
}

.beneficios-lista {
    list-style: none;
    color: #334155;
    font-size: 0.9rem;
    display: flex;
    flex-direction: column;
    gap: 10px;
    font-weight: 600;
}

.form-contenedor header {
    background: transparent;
    box-shadow: none;
    padding: 0;
    margin-bottom: 20px;
    text-align: center;
}

.form-contenedor h1 {
    color: #0f172a;
    font-size: 1.4rem;
}

form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

label {
    font-weight: 600;
    color: #334155;
    font-size: 0.88rem;
}

input, select {
    padding: 11px 14px;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    font-size: 0.95rem;
    outline: none;
}

button {
    margin-top: 10px;
    padding: 12px;
    background-color: #2563eb;
    color: white;
    font-weight: bold;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.95rem;
}

button:hover {
    background-color: #1d4ed8;
}

#resultado {
    margin-top: 20px;
    padding: 15px;
    background-color: #f1f5f9;
    border-radius: 8px;
    text-align: center;
    font-weight: bold;
    color: #0f172a;
}

.btn-volver {
    display: inline-block;
    color: #64748b;
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 600;
}

/* ===== RESULTADO DEL COTIZADOR ===== */
.resultado-caja {
    margin-top: 20px;
    padding: 20px;
    background: #f5f8fa;
    border-radius: 10px;
    border-left: 4px solid #159db8;
    text-align: center;
}

.resultado-precio {
    font-size: 28px;
    font-weight: bold;
    color: #159db8;
    margin: 10px 0;
}

.resultado-error {
    color: #d9534f;
    font-weight: bold;
    text-align: center;
    margin-top: 15px;
}

.btn-enviar-whatsapp {
    display: inline-block;
    margin-top: 15px;
    background: #25D366;
    color: #ffffff;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.2s ease;
}

.btn-enviar-whatsapp:hover {
    background: #1ebc59;
}

@media (max-width: 768px) {
    .cotizador-card {
        grid-template-columns: 1fr;
        padding: 25px;
        gap: 25px;
    }

    .info-cotizador {
        text-align: center;
    }

    .beneficios-lista {
        align-items: center;
    }
}