* {
    box-sizing: border-box;
}

.section {
    display: none;
}

body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    font-family: Calibri, Arial, sans-serif;
    background-color: #ff0000;
    background-image: url("descarga-logo.jpg");
    background-repeat: no-repeat;
    background-position: center top;
    background-size: 220px auto;
    background-attachment: fixed;
}

.menu-principal {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 20px;
}

.menu-principal button {
    width: 220px;
    min-height: 80px;
    display: flex;
    align-items: center;
    gap: 12px;
    justify-content: center;
    padding: 14px 18px;
    background-color: #000;
    border-radius: 14px;
}

.menu-principal button img {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border-radius: 12px;
}

.autos-table-container {
    width: min(100%, 1100px);
    overflow-x: auto;
    margin-top: 20px;
}

.autos-table {
    width: 100%;
    border-collapse: collapse;
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.08);
    border-radius: 14px;
    overflow: hidden;
    border: 2px solid #ffb3b3;
}

.autos-table th,
.autos-table td {
    padding: 14px 12px;
    border: 1px solid #ddd;
    text-align: left;
    font-size: 0.95rem;
}

.autos-table th {
    background: #000000e0;
    color: #fff;
    text-transform: uppercase;
    font-size: 0.86rem;
    letter-spacing: 0.05em;
}

.autos-table td {
    background: #ffdede;
}

.autos-table tbody tr:nth-child(even) td {
    background: #ffd1d1;
}

.autos-table img {
    width: 110px;
    height: auto;
    border-radius: 10px;
    object-fit: cover;
}

.video-gracias {
    width: min(100%, 1100px);
    margin: 24px auto 0;
    padding: 16px;
    background: #fff0f0;
    border: 1px solid #ffb3b3;
    border-radius: 14px;
}

.video-gracias h3 {
    margin: 0 0 12px;
    color: #a00000;
}

.video-gracias video {
    width: 100%;
    max-width: 100%;
    display: block;
    border-radius: 12px;
    background: #000;
}

.site-header {
    position: sticky;
    top: 0;
    width: 100%;
    background-color: #000000e0;
    color: #ffffff;
    padding: 18px 0;
    text-align: center;
    z-index: 10;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.12);
}

.site-header h1 {
    margin: 0;
    font-size: 50px;
    letter-spacing: 0.05em;
}

.contenedor {
    width: min(100%, 520px);
    padding: 20px;
    margin: 20px;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
}

label {
    display: block;
    margin: 10px 0 5px;
}

input,
select {
    width: 100%;
    padding: 8px;
    margin-bottom: 10px;
    border: 1px solid #ccc;
    border-radius: 8px;
}

button,
input[type="submit"],
input[type="reset"] {
    width: 100%;
    padding: 12px 18px;
    margin-top: 10px;
    background-color: #000000e0;
    color: #ffffff;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 8px 18px rgba(30, 144, 255, 0.18);
}

button:hover,
input[type="submit"]:hover,
input[type="reset"]:hover {
    background-color: #000000;
    transform: translateY(-1px);
    box-shadow: 0 12px 22px rgba(0, 119, 230, 0.22);
}

button:focus,
input[type="submit"]:focus,
input[type="reset"]:focus {
    outline: none;
}

.mensaje {
    padding: 10px;
    margin-bottom: 15px;
}