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

:root {
    --primary-color: #2c3e50;
    --accent-color: #3498db;
    --success-color: #27ae60;
    --error-color: #e74c3c;
    --warning-color: #f39c12;
    --text-color: #2c3e50;
    --bg-color: #ecf0f1;
    --white: #ffffff;
    --border-radius: 8px;
}

/* Layout base */
body {
    font-family: -apple-system, Roboto, sans-serif;
    color: var(--text-color);
    background: var(--bg-color);
    min-height: 100vh;
}

/* Login específico */
body:not(.dashboard-layout) {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Header */
.dashboard-header {
    background: var(--primary-color);
    color: var(--white);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

/* Navegación */
.dashboard-nav {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    z-index: 999;
    background: var(--white);
    box-shadow: var(--shadow);
}

.menu-toggle {
    display: none;
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    cursor: pointer;
    border-radius: var(--border-radius);
    margin: 0.5rem;
}

.dashboard-nav ul {
    list-style: none;
    display: flex;
    padding: 0 2rem;
    margin: 0;
}

.dashboard-nav li {
    margin-right: 2rem;
}

.nav-link {
    display: block;
    padding: 1rem 0;
    color: var(--text-color);
    text-decoration: none;
    border-bottom: 3px solid transparent;
    transition: border-color 0.3s;
}

.nav-link:hover {
    border-bottom-color: var(--accent-color);
}

/* Contenido */
.main-content {
    margin-top: 140px;
    min-height: calc(100vh - 140px);
}

.content {
    padding: 2rem;
    background: var(--white);
    margin: 1rem 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

/* Login */
.login-container {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    width: 100%;
    max-width: 400px;
    margin: 1rem;
    text-align: center;
}

.login-container h2 {
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

/* Formularios */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
}

/* Botones */
.btn-primary {
    background: var(--accent-color);
    color: var(--white);
    border: none;
    padding: 0.875rem 1rem;
    border-radius: var(--border-radius);
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary:hover {
    background: #2980b9;
}

.btn-secondary {
    background: #6c757d;
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-size: 0.875rem;
    margin-left: 0.5rem;
    display: inline-block;
}

.btn-eliminar {
    background: var(--error-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    margin-left: 0.5rem;
    cursor: pointer;
}

.btn-logout {
    background: var(--error-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-size: 0.875rem;
}

.login-container .btn-primary {
    width: 100%;
    margin-top: 0.5rem;
}

/* Tablas */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

.data-table th,
.data-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

.data-table th {
    background-color: #f8f9fa;
    font-weight: 600;
    color: var(--primary-color);
}

.data-table tbody tr:hover {
    background-color: #f8f9fa;
}

.no-data {
    text-align: center;
    color: #666;
    font-style: italic;
    padding: 2rem;
}

/* Alertas */
.alert {
    padding: 0.75rem;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
}

.alert-success { 
    background: #d4edda; 
    color: #155724; 
    border: 1px solid #c3e6cb; 
}

.alert-error { 
    background: #f8d7da; 
    color: #721c24; 
    border: 1px solid #f5c6cb; 
}

/* Calendario */
.calendario-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: var(--border-radius);
}

.btn-nav {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 1.2rem;
}

.calendario-container {
    overflow-x: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.calendario-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    min-width: 800px;
}

.hora-column {
    width: 80px;
    background: var(--primary-color);
    color: white;
    text-align: center;
    font-weight: 600;
}

.dia-column {
    background: var(--primary-color);
    color: white;
    text-align: center;
    font-weight: 600;
    padding: 0.75rem;
}

.hora-cell {
    background: #f8f9fa;
    text-align: center;
    font-weight: 600;
    color: var(--primary-color);
    padding: 0.5rem;
    border: 1px solid #dee2e6;
}

.cita-cell {
    border: 1px solid #dee2e6;
    padding: 0.25rem;
    height: 60px;
    vertical-align: top;
    position: relative;
}

.cita-programada {
    background: #3498db;
    color: white;
    padding: 0.5rem;
    border-radius: 4px;
    font-size: 0.875rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    padding-bottom: 1.5rem;
}

.btn-agregar-cita {
    width: 100%;
    height: 100%;
    border: 2px dashed #ccc;
    background: transparent;
    color: #666;
    font-size: 0.75rem;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.btn-agregar-cita:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    background: #f0f8ff;
}

.cita-acciones {
    position: absolute;
    bottom: 2px;
    left: 2px;
    right: 2px;
}

.btn-reprogramar {
    width: 100%;
    background: var(--warning-color);
    color: white;
    border: none;
    padding: 2px 4px;
    border-radius: 3px;
    font-size: 0.65rem;
    cursor: pointer;
}

.btn-eliminar-cita {
    background: var(--error-color);
    color: white;
    border: none;
    padding: 2px 4px;
    border-radius: 3px;
    font-size: 0.65rem;
    cursor: pointer;
}

/* MÓVILES */

.container {
    width: 100%;
}
@media (max-width: 768px) {
    /* Menú */
    .menu-toggle {
        display: block !important;
    }
    
    .dashboard-nav ul {
        display: none !important;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        padding: 0;
        margin: 0;
    }
    
    .dashboard-nav ul.mobile-open {
        display: flex !important;
    }
    
    .dashboard-nav li {
        margin-right: 0;
        border-bottom: 1px solid #eee;
    }
    
    .nav-link {
        padding: 1rem;
        border-bottom: none;
    }
    
    /* Header */
    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
        padding: 0.5rem 1rem;
        gap: 0.5rem;
    }
    
    .dashboard-header h1 {
        font-size: 1rem;
        margin: 0;
    }
    
    .user-info span {
        display: none;
    }
    
    .btn-logout {
        padding: 0.3rem 0.6rem;
        font-size: 0.75rem;
    }
    
    .main-content {
        margin-top: 110px;
    }
    
    /* General */
    .content {
        margin: 1rem;
        padding: 1rem;
        overflow-x: auto;
    }
    
    /* Tablas */
    .data-table {
        font-size: 0.8rem;
        min-width: 600px;
    }
    
    .data-table th,
    .data-table td {
        padding: 0.4rem;
        white-space: nowrap;
    }
    
    .data-table .btn-secondary,
    .data-table .btn-primary,
    .data-table .btn-eliminar {
        padding: 0.4rem 0.6rem;
        font-size: 0.75rem;
        margin: 0.1rem;
        display: block;
        margin-bottom: 0.2rem;
    }
    
    /* Calendario */
    .calendario-header {
        flex-direction: column;
        gap: 1rem;
    }
    
    .calendario-header h2 {
        font-size: 1.1rem;
        text-align: center;
    }
    
    .calendario-table {
        font-size: 0.75rem;
    }
    
    .cita-cell {
        height: 50px;
    }
    
    .btn-agregar-cita {
        font-size: 0.65rem;
    }
}