/* Estilos generales */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #34495e;
    --accent-color: #3498db;
    --danger-color: #e74c3c;
    --warning-color: #f39c12;
    --success-color: #2ecc71;
    --light-color: #ecf0f1;
    --dark-color: #2c3e50;
    --text-color: #333;
    --text-light: #fff;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #f5f5f5;
}

header {
    background-color: var(--primary-color);
    color: var(--text-light);
    padding: 1rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

header h1 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-right: 1rem;
}

nav ul li a {
    color: var(--text-light);
    text-decoration: none;
    padding: 0.5rem;
    border-radius: 4px;
    transition: background-color 0.3s;
}

nav ul li a:hover {
    background-color: var(--secondary-color);
}

nav ul li.active a {
    background-color: var(--accent-color);
}

main {
    padding: 1rem;
    max-width: 1400px;
    margin: 0 auto;
}

footer {
    background-color: var(--primary-color);
    color: var(--text-light);
    text-align: center;
    padding: 1rem;
    position: fixed;
    bottom: 0;
    width: 100%;
    display: flex;
    justify-content: space-between;
}

/* Paneles */
.status-panel {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.system-status, .alarms-panel {
    background-color: white;
    border-radius: 8px;
    padding: 1rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.thermocouples-panel {
    background-color: white;
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.data-log {
    background-color: white;
    border-radius: 8px;
    padding: 1rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    margin-bottom: 4rem;
}

/* Indicadores de estado */
.status-indicators {
    display: flex;
    justify-content: space-around;
    margin: 1rem 0;
}

.indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.led {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    margin-bottom: 0.5rem;
    background-color: #ccc;
    box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.2);
}

.led.power.on {
    background-color: var(--success-color);
    box-shadow: 0 0 10px var(--success-color);
}

.led.emergency.on {
    background-color: var(--danger-color);
    box-shadow: 0 0 10px var(--danger-color);
}

.led.comms.on {
    background-color: var(--accent-color);
    box-shadow: 0 0 10px var(--accent-color);
}

/* Controles del sistema */
.system-controls {
    display: flex;
    justify-content: space-around;
    margin-top: 1rem;
}

/* Alarmas */
.alarms-panel h2 {
    color: var(--danger-color);
}

.alarms-container {
    max-height: 200px;
    overflow-y: auto;
    margin-top: 1rem;
}

.alarm {
    padding: 0.5rem;
    margin-bottom: 0.5rem;
    border-radius: 4px;
    background-color: #f8d7da;
    color: #721c24;
    border-left: 4px solid var(--danger-color);
    display: flex;
    justify-content: space-between;
}

.alarm.warning {
    background-color: #fff3cd;
    color: #856404;
    border-left-color: var(--warning-color);
}

.alarm.info {
    background-color: #d1ecf1;
    color: #0c5460;
    border-left-color: var(--accent-color);
}

/* Termocuplas */
.thermocouples-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.thermocouple-card {
    background-color: #f8f9fa;
    border-radius: 8px;
    padding: 1rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

.thermocouple-card:hover {
    transform: translateY(-5px);
}

.temp-display {
    display: flex;
    justify-content: center;
    align-items: baseline;
    margin: 1rem 0;
}

.temp-value {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

.temp-unit {
    font-size: 1.5rem;
    color: var(--secondary-color);
}

.temp-controls {
    margin: 1rem 0;
}

.temp-controls input[type="range"] {
    width: 100%;
    margin-bottom: 0.5rem;
}

.setpoint-display {
    text-align: center;
    font-size: 0.9rem;
    color: var(--secondary-color);
}

.tc-controls {
    display: flex;
    justify-content: space-around;
    margin: 1rem 0;
}

.tc-status {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 0.5rem;
}

.tc-status .led {
    margin-right: 0.5rem;
}

.tc-status .led.on {
    background-color: var(--success-color);
    box-shadow: 0 0 5px var(--success-color);
}

.tc-status .led.off {
    background-color: #ccc;
}

/* Botones */
.btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: bold;
}

.btn:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.power-on {
    background-color: var(--success-color);
    color: white;
}

.power-off {
    background-color: var(--danger-color);
    color: white;
}

.emergency-stop {
    background-color: var(--danger-color);
    color: white;
}

.tc-on {
    background-color: var(--accent-color);
    color: white;
}

.tc-off {
    background-color: var(--secondary-color);
    color: white;
}

/* Registro de datos */
.log-container {
    margin-top: 1rem;
}

.log-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-bottom: 1rem;
}

.log-content {
    max-height: 200px;
    overflow-y: auto;
    background-color: #f8f9fa;
    padding: 1rem;
    border-radius: 4px;
    font-family: monospace;
}

.log-entry {
    margin-bottom: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #eee;
}

.log-entry:last-child {
    border-bottom: none;
}

.log-time {
    color: var(--secondary-color);
    margin-right: 1rem;
}

/* Páginas de configuración y calibración */
.settings-form, .calibration-form {
    background-color: white;
    border-radius: 8px;
    padding: 1rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    margin-bottom: 1rem;
}

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

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

.form-group input, .form-group select {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 1rem;
}

.save-btn {
    background-color: var(--success-color);
    color: white;
}

.cancel-btn {
    background-color: var(--secondary-color);
    color: white;
}

/* Responsive */
@media (max-width: 768px) {
    .status-panel {
        grid-template-columns: 1fr;
    }
    
    .thermocouples-container {
        grid-template-columns: 1fr;
    }
}