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

body {
    background: linear-gradient(135deg, #0a0f2f, #1a223f);
    color: #fff;
}

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

.title {
    text-align: center;
    font-size: 3.5em;
    color: #d4af37;
    text-shadow: 2px 2px 10px #000000aa, 0 0 20px #d4af37bb;
    animation: glow 2s infinite alternate;
}

.subtitle {
    margin-top: 40px;
    font-size: 1.5em;
    color: #eee;
    text-align: center;
}

/* ====== TARJETAS DE PAQUETES ====== */
.packages {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.package {
    background: linear-gradient(145deg, #1f2740, #101930);
    padding: 20px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 0 20px #d4af37aa, 0 5px 10px #00000055;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.package:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 30px #d4af37ff, 0 10px 20px #00000066;
}

.package h2 {
    color: #d4af37;
    margin-bottom: 10px;
}

.package .price {
    font-weight: bold;
    margin: 10px 0;
}

.select-btn {
    display: inline-block;
    padding: 10px 25px;
    border-radius: 10px;
    background: linear-gradient(145deg, #d4af37, #fff4b1);
    color: #0a0f2f;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
}

.select-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px #d4af37ff;
}

/* ====== FORMULARIO COMPACTO ====== */
form {
    margin: 40px auto;
    background: #1a223f;
    padding: 20px;
    border-radius: 15px;
    box-shadow: 0 0 20px #d4af37aa;
    max-width: 480px; /* formulario compacto */
}

form .form-group {
    margin-bottom: 12px;
}

form label {
    display: block;
    margin-bottom: 4px;
    font-size: 0.95em;
}

form input, form select {
    width: 100%;
    padding: 8px;
    border-radius: 6px;
    border: none;
    outline: none;
    font-size: 1em;
}

form button {
    width: 100%;
    padding: 10px;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: bold;
    background: linear-gradient(145deg, #d4af37, #fff4b1);
    color: #0a0f2f;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

form button:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px #d4af37ff;
}

/* ====== FOOTER ====== */
footer {
    text-align: center;
    margin-top: 40px;
    color: #aaa;
}

/* ====== ANIMACIÓN DE GLOW ====== */
@keyframes glow {
    from { text-shadow: 2px 2px 10px #000000aa, 0 0 20px #d4af37bb; }
    to { text-shadow: 2px 2px 20px #000000cc, 0 0 40px #d4af37ff; }
}