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

:root {
    --primary-color: #2196F3;
    --primary-dark: #1976D2;
    --primary-light: #BBDEFB;
    --accent-color: #FF5722;
    --success-color: #4CAF50;
    --error-color: #F44336;
    --warning-color: #FF9800;
    --text-primary: #212121;
    --text-secondary: #757575;
    --divider-color: #BDBDBD;
    --background: #FAFAFA;
    --card-background: #FFFFFF;
}

body {
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--background);
    min-height: 100vh;
    padding: 0;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: var(--card-background);
    min-height: 100vh;
    overflow-x: hidden;
}

header {
    background: linear-gradient(135deg, #1976D2 0%, #1565C0 50%, #0D47A1 100%);
    color: white;
    padding: 0;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    position: relative;
    overflow: hidden;
}

header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    pointer-events: none;
}

/* Mobile-first header content */
.header-content {
    display: flex;
    align-items: center;
    gap: 12px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px;
    position: relative;
}

.header-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.15);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}

.header-icon .material-icons {
    font-size: 30px;
    color: #FFD700;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

.header-text {
    flex: 1;
    min-width: 0;
}

.header-text h1 {
    font-size: 1.25rem;
    font-weight: 400;
    margin: 0 0 8px 0;
    letter-spacing: 0.3px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
    line-height: 1.3;
}

.header-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.95);
    flex-wrap: wrap;
}

.header-meta .location,
.header-meta .source {
    display: flex;
    align-items: center;
    gap: 4px;
}

.header-meta .material-icons {
    font-size: 14px;
    opacity: 0.9;
}

.header-meta .divider {
    opacity: 0.5;
}

.header-meta a {
    color: #FFD700;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s;
    border-bottom: 1px solid transparent;
}

.header-meta a:hover {
    border-bottom-color: #FFD700;
    text-shadow: 0 0 8px rgba(255, 215, 0, 0.5);
}

/* Tablet and up */
@media (min-width: 600px) {
    .header-content {
        padding: 24px;
        gap: 16px;
    }
    
    .header-icon {
        width: 64px;
        height: 64px;
        border-radius: 16px;
    }
    
    .header-icon .material-icons {
        font-size: 40px;
    }
    
    .header-text h1 {
        font-size: 1.75rem;
        margin: 0 0 10px 0;
    }
    
    .header-meta {
        font-size: 0.95rem;
        gap: 10px;
    }
    
    .header-meta .material-icons {
        font-size: 16px;
    }
}

/* Desktop */
@media (min-width: 1024px) {
    .header-content {
        padding: 32px 24px;
        gap: 24px;
    }
    
    .header-icon {
        width: 80px;
        height: 80px;
        border-radius: 20px;
    }
    
    .header-icon .material-icons {
        font-size: 48px;
    }
    
    .header-text h1 {
        font-size: 2.5rem;
        margin: 0 0 12px 0;
        letter-spacing: 0.5px;
    }
    
    .header-meta {
        font-size: 1.05rem;
        gap: 12px;
    }
    
    .header-meta .material-icons {
        font-size: 18px;
    }
}

.controls {
    background: white;
    padding: 32px;
    margin: 24px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.date-picker-section {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.date-inputs {
    display: flex;
    gap: 16px;
    align-items: flex-end;
    flex-wrap: wrap;
}

.date-input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
    min-width: 200px;
}

.date-input-group label {
    font-weight: 500;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.date-input-group input {
    padding: 12px 16px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 15px;
    font-family: 'Roboto', sans-serif;
    transition: all 0.2s;
    background: #fafafa;
}

.date-input-group input:hover {
    border-color: #bdbdbd;
    background: white;
}

.date-input-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
    background: white;
}

.quick-filters {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    padding-top: 8px;
    border-top: 1px solid #f0f0f0;
}

button {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    font-family: 'Roboto', sans-serif;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.08);
}

button:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.12);
}

button:active {
    transform: translateY(0);
}

.btn-primary {
    background: linear-gradient(135deg, #2196F3 0%, #1976D2 100%);
    color: white;
    padding: 12px 24px;
    font-weight: 600;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #1976D2 0%, #1565C0 100%);
}

.btn-filter {
    background: white;
    color: #666;
    border: 2px solid #e0e0e0;
    padding: 10px 18px;
    font-size: 13px;
    font-weight: 500;
    text-transform: none;
    letter-spacing: normal;
}

.btn-filter:hover {
    background: #f5f5f5;
    border-color: #2196F3;
    color: #2196F3;
    transform: translateY(-1px);
}

button .material-icons {
    font-size: 18px;
}

.btn-secondary {
    background: white;
    color: var(--primary-color);
    border: 1px solid var(--divider-color);
}

.btn-secondary:hover {
    background: var(--primary-light);
    border-color: var(--primary-color);
}

.btn-filter {
    background: white;
    color: #666;
    border: 2px solid #e0e0e0;
    padding: 10px 18px;
    font-size: 13px;
    font-weight: 500;
    text-transform: none;
    letter-spacing: normal;
}

.btn-filter:hover {
    background: #f5f5f5;
    border-color: #2196F3;
    color: #2196F3;
    transform: translateY(-1px);
}

.summary-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin: 24px;
}

@media (max-width: 1200px) {
    .summary-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .summary-cards {
        grid-template-columns: 1fr;
    }
}

.card {
    background: white;
    border-radius: 8px;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.2s, box-shadow 0.2s;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-dark));
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.15);
}

.card-on::before {
    background: linear-gradient(90deg, var(--success-color), #66BB6A);
}

.card-off::before {
    background: linear-gradient(90deg, var(--error-color), #E57373);
}

.card-events::before {
    background: linear-gradient(90deg, var(--warning-color), #FFB74D);
}

.card-average::before {
    background: linear-gradient(90deg, #2196F3, #42A5F5);
}

.card-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.card-on .card-icon {
    background: rgba(76, 175, 80, 0.1);
    color: var(--success-color);
}

.card-off .card-icon {
    background: rgba(244, 67, 54, 0.1);
    color: var(--error-color);
}

.card-events .card-icon {
    background: rgba(255, 152, 0, 0.1);
    color: var(--warning-color);
}

.card-average .card-icon {
    background: rgba(33, 150, 243, 0.1);
    color: var(--primary-color);
}

.card-icon .material-icons {
    font-size: 32px;
}

.card-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
}

.card-content h3 {
    font-size: 2.5em;
    margin-bottom: 8px;
    font-weight: 400;
    color: var(--text-primary);
    line-height: 1;
}

.card-content p {
    font-size: 1em;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 4px;
    line-height: 1.3;
}

.card-content small {
    font-size: 0.875em;
    color: var(--text-secondary);
    line-height: 1.3;
    opacity: 0.8;
}

.chart-container {
    background: white;
    border-radius: 8px;
    padding: 24px;
    margin: 24px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.chart-wrapper {
    position: relative;
    overflow-x: auto;
    overflow-y: hidden;
    padding-left: 0;
    min-height: 400px;
}

.chart-wrapper canvas {
    min-height: 400px;
}

.chart-wrapper::-webkit-scrollbar {
    height: 8px;
}

.chart-wrapper::-webkit-scrollbar-track {
    background: #f0f0f0;
    border-radius: 4px;
}

.chart-wrapper::-webkit-scrollbar-thumb {
    background: #bdbdbd;
    border-radius: 4px;
}

.chart-wrapper::-webkit-scrollbar-thumb:hover {
    background: #9e9e9e;
}

.chart-container h2 {
    margin-bottom: 0;
    color: var(--text-primary);
    font-size: 1.5em;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 12px;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 16px;
}

.chart-view-toggle {
    display: flex;
    gap: 0;
    background: #f5f5f5;
    border-radius: 8px;
    padding: 4px;
}

.view-toggle-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: none;
    background: transparent;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.2s;
    font-family: 'Roboto', sans-serif;
    color: #666;
}

.view-toggle-btn .material-icons {
    font-size: 18px;
}

.view-toggle-btn:hover {
    background: rgba(0,0,0,0.05);
}

.view-toggle-btn.active {
    background: white;
    color: var(--primary-color);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.filter-indicator {
    width: 16px;
    height: 16px;
    border-radius: 3px;
    display: inline-block;
}

.filter-indicator.on {
    background: var(--success-color);
}

.filter-indicator.off {
    background: var(--error-color);
}

.chart-container h2 .material-icons {
    color: var(--primary-color);
}

/* Timeline Styles */
#timelineContainer {
    padding: 20px 0;
}

.timeline {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.timeline-time-scale {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 4px;
}

.time-markers {
    flex: 1;
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: #999;
    padding: 0 2px;
    font-weight: 500;
}

.timeline-day {
    display: flex;
    align-items: center;
    gap: 16px;
    position: relative;
    overflow: visible;
}

.timeline-day-label {
    min-width: 120px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-align: right;
}

.timeline-day-bar {
    flex: 1;
    height: 32px;
    background: transparent;
    border-radius: 4px;
    position: relative;
    overflow: visible;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    border: 1px solid #E0E0E0;
}

.timeline-segment {
    position: absolute;
    height: 100%;
    top: 0;
    cursor: pointer;
    transition: all 0.2s;
    border-radius: 2px;
    min-width: 2px;
}

.timeline-segment:hover {
    opacity: 0.85;
    transform: scaleY(1.1);
    z-index: 10;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.timeline-segment:hover .timeline-tooltip {
    opacity: 1;
    visibility: visible;
}

.timeline-tooltip {
    position: absolute;
    bottom: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%);
    background: rgba(33, 33, 33, 0.95);
    color: white;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 13px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s, visibility 0.2s;
    pointer-events: none;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.timeline-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: rgba(33, 33, 33, 0.95);
}

.timeline-segment.on {
    background: var(--success-color);
    opacity: 1;
}

.timeline-segment.off {
    background: var(--error-color);
    opacity: 1;
}

.timeline-legend {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 24px;
    padding: 16px;
    background: var(--background);
    border-radius: 4px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.legend-color {
    width: 24px;
    height: 16px;
    border-radius: 2px;
}

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

.legend-color.off {
    background: var(--error-color);
}

.events-section {
    background: white;
    border-radius: 8px;
    padding: 24px;
    margin: 24px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.events-section h2 {
    margin-bottom: 20px;
    color: var(--text-primary);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 12px;
}

.events-section h2 .material-icons {
    color: var(--primary-color);
}

.calendar-section {
    background: white;
    border-radius: 8px;
    padding: 24px;
    margin: 24px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.calendar-section h2 {
    margin-bottom: 20px;
    color: var(--text-primary);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 12px;
}

.calendar-section h2 .material-icons {
    color: var(--primary-color);
}

.events-list {
    max-height: 600px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.events-list::-webkit-scrollbar {
    width: 8px;
}

.events-list::-webkit-scrollbar-track {
    background: var(--background);
    border-radius: 4px;
}

.events-list::-webkit-scrollbar-thumb {
    background: var(--divider-color);
    border-radius: 4px;
}

.events-list::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

.event-item {
    background: white;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.3s;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 20px;
    align-items: center;
    position: relative;
}

.event-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.event-item.ongoing {
    background: linear-gradient(135deg, #fff3e0 0%, #ffffff 100%);
    border: 2px solid #ff9800;
}

.event-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: #ffebee;
    border-radius: 50%;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    box-shadow: 0 2px 8px rgba(244, 67, 54, 0.2);
}

.event-icon.end {
    background: #e8f5e9;
    box-shadow: 0 2px 8px rgba(76, 175, 80, 0.2);
    margin-left: 16px;
}

.event-icon.ongoing {
    background: #fff3e0;
    box-shadow: 0 2px 8px rgba(255, 152, 0, 0.3);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.event-icon .material-icons {
    font-size: 28px;
    color: var(--error-color);
}

.event-icon.end .material-icons {
    color: var(--success-color);
}

.event-icon.ongoing .material-icons {
    color: var(--warning-color);
}

.event-icon-label {
    font-size: 9px;
    color: #666;
    margin-top: 2px;
    font-weight: 500;
    text-transform: uppercase;
}

.event-details {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
    position: relative;
    z-index: 1;
}

.event-timeline {
    display: flex;
    align-items: center;
    gap: 16px;
}

.event-time-block {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.event-date {
    font-size: 13px;
    color: #999;
    font-weight: 400;
}

.event-time {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    font-family: 'Roboto Mono', monospace;
}

.event-arrow {
    color: #ccc;
    font-size: 24px;
    flex-shrink: 0;
}

.event-duration-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--error-color);
    color: white;
    padding: 8px 16px;
    border-radius: 8px;
    position: relative;
    z-index: 1;
    box-shadow: 0 2px 8px rgba(244, 67, 54, 0.3);
}

.event-duration-badge.ongoing {
    background: var(--warning-color);
    box-shadow: 0 2px 8px rgba(255, 152, 0, 0.3);
}

.event-duration-value {
    font-size: 20px;
    font-weight: 700;
    line-height: 1;
}

.event-duration-label {
    font-size: 11px;
    opacity: 0.9;
    margin-top: 2px;
}

.event-status-label {
    font-size: 11px;
    color: #666;
    text-transform: uppercase;
    font-weight: 500;
    letter-spacing: 0.5px;
}
}

.event-time .material-icons {
    font-size: 16px;
    color: #999;
}

/* Calendar View */
.events-calendar-wrapper {
    overflow-x: auto;
}

.events-calendar {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
    margin-top: 8px;
    min-width: 700px;
}

.calendar-day {
    background: white;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 8px;
    min-height: 120px;
    position: relative;
    transition: box-shadow 0.2s;
    overflow: hidden;
}

.calendar-day:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.calendar-day.empty {
    background: #fafafa;
    border-color: #f0f0f0;
}

.calendar-day.empty-placeholder {
    background: transparent;
    border: none;
    min-height: 0;
}

.calendar-day.today {
    border-color: #2196F3;
    border-width: 2px;
    background: #e3f2fd;
}

.calendar-day-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    padding-bottom: 4px;
    border-bottom: 1px solid #f0f0f0;
}

.calendar-day-number {
    font-weight: 500;
    font-size: 14px;
    color: #333;
}

.calendar-day.today .calendar-day-number {
    background: #2196F3;
    color: white;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
}

.calendar-day-weekday {
    font-size: 10px;
    color: #999;
    text-transform: uppercase;
    font-weight: 500;
}

.calendar-outages {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.calendar-outage {
    background: #ffebee;
    border-left: 3px solid #f44336;
    padding: 4px 6px;
    border-radius: 3px;
    font-size: 11px;
    cursor: pointer;
    transition: all 0.2s;
}

.calendar-outage:hover {
    background: #ffcdd2;
    transform: translateX(2px);
}

.calendar-outage.ongoing {
    background: #fff3e0;
    border-left-color: #ff9800;
}

.calendar-outage.ongoing:hover {
    background: #ffe0b2;
}

.calendar-outage-time {
    display: block;
    font-weight: 500;
    color: #333;
    margin-bottom: 2px;
}

.calendar-outage-duration {
    color: #666;
    font-size: 10px;
}

.calendar-week-labels {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
    margin-bottom: 8px;
    text-align: center;
}

.calendar-week-label {
    font-weight: 500;
    font-size: 13px;
    color: #666;
    padding: 8px;
    background: #f5f5f5;
    border-radius: 4px;
}

.calendar-month-header {
    grid-column: 1 / -1;
    font-size: 16px;
    font-weight: 600;
    color: #333;
    padding: 16px 0 8px 0;
    margin-top: 16px;
    border-bottom: 2px solid #2196F3;
}

.calendar-month-header:first-child {
    margin-top: 0;
}

footer {
    text-align: center;
    color: var(--text-secondary);
    padding: 24px;
    margin-top: 24px;
    border-top: 1px solid var(--divider-color);
}

.loading {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.loading.hidden {
    display: none;
}

.hidden {
    display: none !important;
}

.spinner {
    width: 56px;
    height: 56px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top: 4px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loading p {
    color: white;
    margin-top: 20px;
    font-size: 1.1em;
    font-weight: 300;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@media (max-width: 768px) {
    .controls,
    .chart-container,
    .events-section {
        margin: 16px;
        padding: 16px;
    }

    .summary-cards {
        grid-template-columns: 1fr;
        margin: 16px;
    }

    .date-inputs {
        flex-direction: column;
        align-items: stretch;
    }
    
    .date-input-group {
        min-width: 100%;
        width: 100%;
    }
    
    .date-input-group input {
        width: 100%;
    }
    
    .btn-primary {
        width: 100%;
        justify-content: center;
    }
    
    .quick-filters {
        justify-content: stretch;
    }
    
    .btn-filter {
        flex: 1;
        justify-content: center;
        min-width: calc(50% - 5px);
    }

    .timeline-day {
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        margin-bottom: 12px;
        padding: 0;
    }

    .timeline-day-label {
        width: 100%;
        text-align: center;
        padding: 6px 8px;
        background: #f5f5f5;
        border-radius: 6px;
        font-size: 13px;
        font-weight: 500;
        color: #666;
        margin-bottom: 4px;
    }
    
    .timeline-day-bar {
        width: 100%;
        height: 40px;
        background: white;
        border: 2px solid #e0e0e0;
        border-radius: 8px;
        box-shadow: 0 2px 4px rgba(0,0,0,0.08);
        position: relative !important;
        overflow: visible !important;
    }
    
    .timeline-segment {
        border-radius: 4px;
        min-width: 2px !important;
        position: absolute !important;
        height: 100% !important;
        top: 0 !important;
        z-index: 1;
        cursor: pointer;
        transition: opacity 0.2s;
    }
    
    .timeline-segment.on {
        background: #4CAF50 !important;
        opacity: 1 !important;
    }
    
    .timeline-segment.off {
        background: #f44336 !important;
        opacity: 1 !important;
    }
    
    .timeline-legend {
        padding: 12px;
        margin-bottom: 16px;
        gap: 16px;
    }
    
    .legend-item {
        font-size: 13px;
    }
    
    .legend-color {
        width: 20px;
        height: 20px;
    }
    
    .timeline-time-scale {
        display: flex !important;
        margin-bottom: 8px;
        flex-direction: column;
        gap: 4px;
        align-items: stretch;
    }
    
    .timeline-time-scale .timeline-day-label {
        display: none;
    }
    
    .timeline-time-scale .time-markers {
        font-size: 10px;
        width: 100%;
        padding: 0 4px;
        box-sizing: border-box;
    }
    
    .chart-container {
        padding: 16px 12px;
    }
    
    .chart-container h2 {
        font-size: 1.1rem;
        margin-bottom: 12px;
    }
    
    .chart-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    
    .chart-view-toggle {
        width: 100%;
    }
    
    .view-toggle-btn {
        flex: 1;
        justify-content: center;
        font-size: 12px;
        padding: 10px 12px;
    }
    
    .view-toggle-btn .material-icons {
        font-size: 16px;
    }
    
    /* Responsive event items for mobile */
    .event-item {
        grid-template-columns: auto 1fr auto;
        gap: 12px;
        padding: 16px 12px;
        align-items: center;
    }
    
    .event-item::before {
        display: none;
    }
    
    .event-icon {
        width: 48px;
        height: 48px;
    }
    
    .event-icon .material-icons {
        font-size: 26px;
    }
    
    .event-icon-label {
        font-size: 9px;
        margin-top: 2px;
    }
    
    .event-details {
        grid-column: 2;
        min-width: 0;
    }
    
    .event-timeline {
        flex-direction: row;
        align-items: center;
        gap: 8px;
        flex-wrap: nowrap;
    }
    
    .event-time-block {
        display: flex;
        flex-direction: column;
        gap: 2px;
        align-items: flex-start;
    }
    
    .event-date {
        font-size: 11px;
        opacity: 0.7;
        white-space: nowrap;
    }
    
    .event-time {
        font-size: 15px;
        font-weight: 600;
        letter-spacing: -0.2px;
        white-space: nowrap;
    }
    
    .event-arrow {
        transform: none;
        font-size: 16px;
        color: #ccc;
        margin: 0;
        opacity: 1;
        flex-shrink: 0;
    }
    
    .event-icon.end {
        width: 48px;
        height: 48px;
        margin-left: 0;
    }
    
    .event-icon.end .material-icons {
        font-size: 26px;
    }
    
    .event-duration-badge {
        padding: 10px 12px;
        min-width: 60px;
    }
    
    .event-duration-value {
        font-size: 18px;
    }
    
    .event-duration-label {
        font-size: 10px;
    }
    
    /* Calendar responsive */
    .events-calendar {
        gap: 4px;
        min-width: auto;
        font-size: 11px;
    }
    
    .calendar-day {
        min-height: auto;
        padding: 6px 4px;
        border-radius: 6px;
    }
    
    .calendar-day-number {
        font-size: 16px;
        font-weight: 600;
    }
    
    .calendar-day-header {
        margin-bottom: 4px;
        padding-bottom: 4px;
    }
    
    .calendar-day-weekday {
        display: none;
    }
    
    .calendar-outage {
        font-size: 10px;
        padding: 4px;
        margin-bottom: 3px;
        border-left-width: 3px;
        border-radius: 4px;
        line-height: 1.3;
    }
    
    .calendar-outage-time {
        font-size: 11px;
        font-weight: 600;
        margin-bottom: 2px;
        display: flex;
        align-items: center;
        gap: 3px;
    }
    
    .calendar-outage-duration {
        font-size: 9px;
        font-weight: 500;
    }
    
    .calendar-week-label {
        font-size: 11px;
        padding: 6px 2px;
        font-weight: 600;
    }
    
    .calendar-month-header {
        font-size: 14px;
        padding: 10px 0 6px 0;
        font-weight: 600;
    }
    
    .calendar-section {
        padding: 12px 8px;
        margin: 16px 12px;
    }
    
    .calendar-section h2 {
        font-size: 1rem;
        margin-bottom: 12px;
    }
    
    .view-toggle {
        width: 100%;
        justify-content: stretch;
    }
    
    .btn-view {
        flex: 1;
    }
}
        text-align: left;
        min-width: auto;
    }

    .card-content h3 {
        font-size: 2em;
    }
}