:root {
    --primary: #4F46E5;
    --primary-hover: #4338CA;
    --bg-main: #F3F4F6;
    --bg-card: #FFFFFF;
    --text-main: #111827;
    --text-muted: #6B7280;
    --border: #E5E7EB;
    
    /* Estados de Camas */
    --cama-verde: #10B981;
    --cama-azul: #3B82F6;
    --cama-naranja: #F59E0B;
    --cama-roja: #EF4444;
    
    --radius: 12px;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
}

.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 250px;
    background: var(--bg-card);
    border-right: 1px solid var(--border);
    padding: 2rem 1.5rem;
}

.logo h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 2rem;
}

.logo span {
    color: var(--primary);
}

.nav-item {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: 8px;
    margin-bottom: 0.5rem;
    font-weight: 500;
    transition: all 0.2s;
}

.nav-item:hover, .nav-item.active {
    background: var(--primary);
    color: white;
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 2rem 3rem;
    overflow-y: auto;
}

.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.app-header h1 {
    font-size: 1.8rem;
}

/* Leyenda y Badges */
.legend {
    display: flex;
    gap: 1rem;
}

.badge {
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
    display: inline-block;
}

.badge-verde { background: #D1FAE5; color: #065F46; }
.badge-azul { background: #DBEAFE; color: #1E40AF; }
.badge-naranja { background: #FEF3C7; color: #92400E; }
.badge-rojo { background: #FEE2E2; color: #991B1B; }

/* Botones */
.btn-primary {
    background: var(--primary);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary:hover {
    background: var(--primary-hover);
}

.btn-secondary {
    background: white;
    color: var(--text-main);
    border: 1px solid var(--border);
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-secondary:hover {
    background: var(--bg-main);
}

/* Grillas */
.clinicas-grid {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.clinica-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.clinica-card h2 {
    margin-bottom: 1.5rem;
    font-size: 1.25rem;
    color: var(--text-main);
    border-bottom: 1px solid var(--border);
    padding-bottom: 1rem;
}

/* Acordeon Habitaciones */
.habitaciones-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.habitacion-group {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-main);
    overflow: hidden;
}

.habitacion-header {
    padding: 1rem 1.5rem;
    background: var(--bg-card);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.2s;
}

.habitacion-header:hover {
    background: #F9FAFB;
}

.habitacion-header small {
    font-weight: 400;
    color: var(--text-muted);
    margin-left: 0.5rem;
}

.habitacion-content {
    display: none;
    padding: 1.5rem;
    border-top: 1px solid var(--border);
}

.camas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 1rem;
}

/* Cama Card */
.cama {
    border-radius: 10px;
    padding: 1rem;
    background: white;
    border-left: 4px solid var(--border);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.cama-id {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--text-main);
}

.cama-patient {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cama-date {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.cama-status {
    font-size: 0.8rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

.btn-alta {
    margin-top: 0.5rem;
    padding: 0.4rem;
    font-size: 0.75rem;
    background: var(--cama-roja);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

/* Colores de estado para camas */
.estado-verde { border-color: var(--cama-verde); }
.estado-verde .cama-status { color: var(--cama-verde); }

.estado-azul { border-color: var(--cama-azul); }
.estado-azul .cama-status { color: var(--cama-azul); }

.estado-naranja { border-color: var(--cama-naranja); }
.estado-naranja .cama-status { color: var(--cama-naranja); }

.estado-rojo { border-color: var(--cama-roja); }
.estado-rojo .cama-status { color: var(--cama-roja); }

/* === MAPA VISUAL === */
.mapa-visual-section {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--bg-card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.mapa-visual-section h2 {
    margin-bottom: 1.5rem;
    color: var(--text-main);
    font-size: 1.25rem;
}

.mapa-visual-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.mapa-clinica {
    border-bottom: 1px solid var(--border);
    padding-bottom: 1.5rem;
}

.mapa-clinica:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.mapa-clinica h3 {
    margin-bottom: 1.5rem;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-main);
    border-bottom: 3px solid var(--primary);
    padding-bottom: 0.5rem;
    display: inline-block;
}

.mapa-habitaciones {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.mapa-habitacion {
    border: 2px dashed var(--border);
    padding: 0.8rem;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    background: var(--bg-main);
    min-width: 80px;
}

.mapa-habitacion-titulo {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.mapa-luces {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.mapa-luz {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: transform 0.2s, box-shadow 0.2s;
    border: 2px solid white;
}

.mapa-luz:hover {
    transform: scale(1.2);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.mapa-luz.estado-verde { background-color: var(--cama-verde); }
.mapa-luz.estado-azul { background-color: var(--cama-azul); }
.mapa-luz.estado-naranja { background-color: var(--cama-naranja); }
.mapa-luz.estado-rojo { background-color: var(--cama-roja); }

/* Badge para el modal */
.detalle-estado {
    display: inline-block;
    padding: 0.3rem 1rem;
    border-radius: 20px;
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
}

/* Modales */
.modal {
    display: none;
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: white;
    padding: 2rem;
    border-radius: var(--radius);
    width: 100%;
    max-width: 500px;
    position: relative;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 1rem;
}

.close {
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-muted);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 0.9rem;
}

.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
}

.form-group textarea {
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

/* === RESPONSIVE (MÓVILES) === */
@media (max-width: 768px) {
    .app-container {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border);
        padding: 1rem;
        display: flex;
        flex-direction: column;
    }
    
    .logo h2 {
        margin-bottom: 1rem;
        font-size: 1.25rem;
        text-align: center;
    }
    
    .nav-menu {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
        justify-content: center;
    }
    
    .nav-item {
        margin-bottom: 0;
        padding: 0.5rem 0.8rem;
        font-size: 0.9rem;
    }
    
    .main-content {
        padding: 1rem;
    }
    
    .app-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .app-header h1 {
        font-size: 1.4rem;
    }
    
    .legend {
        flex-wrap: wrap;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        width: 95%;
        margin: 10px;
        padding: 1.5rem;
    }
    
    .camas-grid {
        grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    }
}