/* Reset básico */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body, html {
    height: 100%;
    width: 100%;
    font-family: Arial, sans-serif;
    background: #f4f4f4;
}

/* Barra superior */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(0,0,0,0.6);
    color: #fff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 20px;
    z-index: 1000;
}

.logo {
    font-size: 20px;
    font-weight: bold;
}

.login-btn {
    background: #0078d7;
    border: none;
    padding: 8px 15px;
    color: #fff;
    cursor: pointer;
    border-radius: 5px;
    transition: background 0.3s;
}

.login-btn:hover {
    background: #005fa3;
}

/* Banner de imágenes */
.slider {
    position: relative;
    width: 100%;
    height: 100vh; /* ocupa toda la pantalla */
    overflow: hidden;
}

.slides {
    width: 100%;
    height: 100%;
}

.slide {
    width: 100%;
    height: 100%;
    display: none;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* adapta imagen a pantalla */
}

/* Modal login */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0; top: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.6);
}

.modal-content {
    background: #fff;
    margin: 10% auto;
    padding: 20px;
    width: 300px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

.modal-content h2 {
    margin-bottom: 15px;
    color: #333;
}

.modal-content input {
    display: block;
    margin: 10px auto;
    padding: 10px;
    width: 90%;
    border: 1px solid #ccc;
    border-radius: 5px;
}

.modal-content button {
    padding: 10px 20px;
    background: #0078d7;
    color: #fff;
    border: none;
    cursor: pointer;
    border-radius: 5px;
    margin-top: 10px;
    transition: background 0.3s;
}

.modal-content button:hover {
    background: #005fa3;
}

.close {
    float: right;
    font-size: 20px;
    cursor: pointer;
    color: #333;
}

.admin-visitas {
    margin-top: 80px;
    margin-left: 25px;
    margin-right: 25px;
    background: #fff;
    text-align: center;
    padding: 15px;
    border-radius: 10px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

/* Panel admin */
.admin-container {
    margin: 20px;
    width: 300px;
    background: #fff;
    padding: 20px;
    display: inline-block;
    border-radius: 10px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

.admin-container h1 {
    margin-bottom: 20px;
    color: #0078d7;
}

/* Responsividad */
@media (max-width: 768px) {
    .modal-content {
        width: 90%;
    }

    .login-btn {
        padding: 6px 12px;
        font-size: 14px;
    }

    .logo {
        font-size: 18px;
    }
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 14px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.admin-table th, 
.admin-table td {
    padding: 12px 15px;
    text-align: left;
}

.admin-table th {
    background-color: #4CAF50;
    color: #fff;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.admin-table tr {
    border-bottom: 1px solid #4CAF50;
}

.admin-table tr:nth-child(even) {
    background-color: #f9f9f9;
}

.admin-table tr:hover {
    background-color: #f1f1f1;
    transition: background-color 0.3s ease;
}

.admin-table td {
    color: #333;
}