/* Variabili e reset */
:root {
    --primary-color: #be123c;
    --secondary-color: #e11d48;
    --dark-bg: #0f172a;
    --card-bg: #1e293b;
    --text-color: #f8fafc;
    --light-gray: #cbd5e1;
    --status-online: #22c55e;
    --status-warning: #f59e0b;
    --status-error: #ef4444;
    --border-radius: 12px;
    --box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, var(--dark-bg), #341933);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    padding: 20px;
    overflow-x: hidden;
}

/* Layout principale */
.hmi-container {
    max-width: 1400px;
    margin: 0 auto;
    background: rgba(15, 23, 42, 0.7);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 30px;
    background: rgba(15, 23, 42, 0.95);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header-logo {
    display: flex;
    align-items: center;
}

.back-link {
    display: flex;
    align-items: center;
    color: var(--text-color);
    text-decoration: none;
    margin-right: 30px;
    font-weight: 500;
    transition: var(--transition);
}

.back-link i {
    margin-right: 8px;
}

.back-link:hover {
    color: var(--primary-color);
}

h1 {
    font-size: 1.8rem;
    color: var(--primary-color);
}

.header-info {
    display: flex;
    align-items: center;
    gap: 20px;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    font-size: 0.9rem;
}

.status-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
}

.status-indicator.online .status-dot {
    background-color: var(--status-online);
    box-shadow: 0 0 8px var(--status-online);
    animation: pulse 2s infinite;
}

.status-indicator.warning .status-dot {
    background-color: var(--status-warning);
    box-shadow: 0 0 8px var(--status-warning);
    animation: pulse 1s infinite;
}

.status-indicator.error .status-dot {
    background-color: var(--status-error);
    box-shadow: 0 0 8px var(--status-error);
    animation: pulse 0.5s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
    }
    70% {
        box-shadow: 0 0 0 6px rgba(34, 197, 94, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
    }
}

.datetime {
    font-size: 1rem;
    color: var(--light-gray);
}

/* Cards stato macchina */
.machine-status {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    padding: 30px;
}

.status-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    display: flex;
    align-items: center;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.status-card.running {
    border-color: var(--status-online);
    background: linear-gradient(to right, var(--card-bg), rgba(34, 197, 94, 0.1));
}

.status-card.warning {
    border-color: var(--status-warning);
    background: linear-gradient(to right, var(--card-bg), rgba(245, 158, 11, 0.1));
}

.status-card.error {
    border-color: var(--status-error);
    background: linear-gradient(to right, var(--card-bg), rgba(239, 68, 68, 0.1));
}

.status-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.status-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.8rem;
    margin-right: 20px;
    color: var(--primary-color);
    background: rgba(190, 18, 60, 0.1);
    flex-shrink: 0;
}

.status-card.running .status-icon {
    color: var(--status-online);
    background: rgba(34, 197, 94, 0.1);
}

.status-card.warning .status-icon {
    color: var(--status-warning);
    background: rgba(245, 158, 11, 0.1);
}

.status-card.error .status-icon {
    color: var(--status-error);
    background: rgba(239, 68, 68, 0.1);
}

.status-info {
    flex-grow: 1;
}

.status-info h3 {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--light-gray);
    margin-bottom: 8px;
}

.status-value {
    font-size: 1.8rem;
    font-weight: 700;
}

/* Dashboard row con gauge */
.dashboard-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    padding: 0 30px 30px;
}

/* Control section */
.control-section {
    padding: 0 30px 30px;
}

.control-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.control-card h3 {
    margin-bottom: 20px;
    font-size: 1.2rem;
    font-weight: 600;
}

.control-panel {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.control-row {
    display: flex;
    gap: 15px;
    align-items: center;
    flex-wrap: wrap;
}

.control-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 25px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    min-width: 120px;
}

.start-button {
    background: var(--status-online);
    color: white;
}

.stop-button {
    background: var(--status-error);
    color: white;
}

.reset-button {
    background: var(--status-warning);
    color: white;
}

.control-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.slider-control {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 100%;
}

.slider-control label {
    font-size: 0.9rem;
    color: var(--light-gray);
}

input[type="range"] {
    -webkit-appearance: none;
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.1);
    outline: none;
    margin: 10px 0;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: 2px solid white;
}

.slider-value {
    font-size: 1.2rem;
    font-weight: 600;
    color: white;
}

/* Data section */
.data-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
    padding: 0 30px 30px;
}

.data-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.data-card h3 {
    margin-bottom: 20px;
    font-size: 1.2rem;
    font-weight: 600;
}

.parameters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
}

.parameter-item {
    background: rgba(15, 23, 42, 0.5);
    border-radius: 8px;
    padding: 12px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.parameter-label {
    font-size: 0.85rem;
    color: var(--light-gray);
    margin-bottom: 5px;
}

.parameter-value {
    font-size: 1.3rem;
    font-weight: 700;
}

.alarm-list {
    max-height: 200px;
    overflow-y: auto;
}

.no-alarms {
    padding: 15px;
    text-align: center;
    color: var(--light-gray);
    font-style: italic;
}

.alarm-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(239, 68, 68, 0.1);
    border-left: 4px solid var(--status-error);
    padding: 10px 15px;
    margin-bottom: 10px;
    border-radius: 4px;
}

.alarm-time {
    font-size: 0.85rem;
    color: var(--light-gray);
    white-space: nowrap;
}

.alarm-message {
    flex-grow: 1;
}

.alarm-icon {
    color: var(--status-error);
    font-size: 1.2rem;
}

/* Maintenance section */
.maintenance-section {
    padding: 0 30px 30px;
}

.maintenance-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.maintenance-card h3 {
    margin-bottom: 20px;
    font-size: 1.2rem;
    font-weight: 600;
}

.maintenance-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 15px;
}

.maintenance-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background: rgba(15, 23, 42, 0.5);
    border-radius: 8px;
    padding: 15px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.maintenance-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.maintenance-icon.good {
    color: var(--status-online);
    background: rgba(34, 197, 94, 0.1);
}

.maintenance-icon.warning {
    color: var(--status-warning);
    background: rgba(245, 158, 11, 0.1);
}

.maintenance-icon.critical {
    color: var(--status-error);
    background: rgba(239, 68, 68, 0.1);
}

.maintenance-info {
    flex-grow: 1;
}

.maintenance-name {
    font-weight: 600;
    margin-bottom: 3px;
}

.maintenance-status {
    font-size: 0.9rem;
    margin-bottom: 3px;
}

.maintenance-details {
    font-size: 0.8rem;
    color: var(--light-gray);
}

/* Responsive */
@media (max-width: 1024px) {
    .dashboard-row,
    .data-section {
        grid-template-columns: 1fr;
    }
    
    .gauge-wrapper {
        width: 180px;
        height: 150px;
    }
    
    .gauge-value {
        font-size: 1.5rem;
    }
}

@media (max-width: 768px) {
    header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .header-info {
        width: 100%;
        justify-content: space-between;
    }
    
    .control-row {
        flex-direction: column;
        align-items: stretch;
    }
    
    .control-button {
        width: 100%;
    }
    
    .parameters-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .maintenance-items {
        grid-template-columns: 1fr;
    }
    
    .gauge-container {
        width: 100%;
        max-width: 260px;
    }
}

@media (max-width: 550px) {
    .machine-status {
        grid-template-columns: 1fr;
    }
    
    .parameters-grid {
        grid-template-columns: 1fr;
    }
}

/* Stili per il gauge container con display flex per organizzare gli elementi */
.gauge-container {
    width: 280px;
    max-width: 100%;
    padding: 15px;
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.3);
    margin: 10px;
    border: 1px solid var(--border-radius);
    
    /* Usa flexbox per organizzare verticalmente titolo, canvas e valore */
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    height: auto;
}

/* Stili per il titolo del gauge */
.gauge-title {
    font-size: 18px;
    font-weight: bold;
    color: #ffffff;
    margin: 0 0 10px 0;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
    width: 100%;
}

/* Stile per il canvas che riempie lo spazio disponibile */
.gauge-visu {
    width: 100%;
    display: block;
    margin: 0;
    background-color: transparent;
    flex-grow: 1;
}

/* Stili per il display del valore */
.gauge-value-display {
    font-size: 16px;
    font-weight: bold;
    color: #ffffff;
    margin: 10px 0 0 0;
    text-align: center;
    background-color: rgba(0,0,0,0.2);
    padding: 5px 10px;
    border-radius: 4px;
    display: inline-block;
    width: 100%;
}

/* Rendi la dashboard row più flessibile per schermi piccoli */
.dashboard-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin: 15px 0;
    gap: 15px;
}

/* Stili responsive per schermi piccoli */
@media (max-width: 768px) {
    .gauge-container {
        width: 100%;
        max-width: 260px;
    }
}