/* ================= COMPRAR CURSO LAYOUT ================= */

/* FONDO PARA EL HEADER */
.hero-custom {
    height: 70px; /* Altura fija para el header */
    background: linear-gradient(135deg, #0b1c3d 0%, #1f3c88 100%);
    color: white;
    text-align: center;
   }

.course-purchase-page {
    max-width: 1300px; /* Expandimos para que no quede todo al centro */
    margin: 40px auto;
    padding: 0 20px;
    display: flex;
    gap: 50px; /* Espacio generoso entre imagen e info */
    align-items: flex-start;
}

/* ================= COLUMNA IZQUIERDA: IMAGEN ================= */

.course-image-container {
    flex: 1;
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.course-image-container img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.course-image-container .discount {
    position: absolute;
    top: 20px;
    left: 20px;
    background: #ff3b3b;
    color: white;
    padding: 8px 15px;
    border-radius: 8px;
    font-weight: 800;
    font-size: 1rem;
    z-index: 2;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

/* ================= COLUMNA DERECHA: INFO ================= */

.course-info-block {
    flex: 1.2; /* El texto tiene más aire que la imagen */
}

.course-info-block h2 {
    font-size: 2.5rem;
    color: #0b1c3d;
    line-height: 1.2;
    margin-bottom: 20px;
}

.course-info-block p {
    font-size: 1.1rem;
    color: #444;
    line-height: 1.6;
    margin-bottom: 20px;
}

/* ================= PRECIOS ================= */

.price-box {
    margin: 25px 0;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 12px;
    display: inline-block;
}

.old-price {
    display: block;
    text-decoration: line-through;
    color: #999;
    font-size: 1.2rem;
}

.current-price {
    display: block;
    font-size: 2.8rem;
    color: #f57c00;
    font-weight: 800;
}

/* ================= BOTONES ================= */

.course-buy-btn {
    display: block;
    width: 100%;
    max-width: 400px;
    padding: 18px;
    background: linear-gradient(135deg, #ff3b3b, #ff6b6b);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1.2rem;
    font-weight: 700;
    cursor: pointer;
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 10px 20px rgba(255, 59, 59, 0.2);
}

.course-buy-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 25px rgba(255, 59, 59, 0.3);
}

/* ================= INFO PAGO ================= */

.pago-info-box {
    margin-top: 40px;
    padding: 25px;
    background: #f1f4f9;
    border-radius: 15px;
    border: 1px solid #e1e8f0;
}

.pago-info-box h3 {
    font-size: 1.1rem;
    color: #0b1c3d;
    margin-bottom: 15px;
}

.pago-info-box ul {
    list-style: none;
    padding: 0;
}

.pago-info-box li {
    margin-bottom: 8px;
    font-size: 0.95rem;
    color: #555;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ================= RESPONSIVE ================= */

@media (max-width: 768px) {
 .hero-custom {
         height: 60px; /* Altura fija para el header */
    }

    .course-purchase-page {
        flex-direction: column;
        gap: 30px;
    }
    .course-info-block h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
 .hero-custom {
         height: 60px; /* Altura fija para el header */
    }

    .course-purchase-page {
        padding: 0 15px;
    }
    .current-price {
        font-size: 2.2rem;
    }
    .course-buy-btn {
        font-size: 1.1rem;
    }
}