/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --color-primary: #2563eb;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-gray-900);
    background-color: var(--color-gray-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Header */
.header {
    background-color: white;
    border-bottom: 1px solid var(--color-gray-200);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gray-900);
}

.subscribe-btn {
    background-color: var(--color-primary);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
}

.subscribe-btn:hover {
    background-color: #1d4ed8;
}

/* Status Banner */
.status-banner {
    background-color: var(--color-success);
    color: white;
    padding: var(--spacing-2xl) 0;
}

.status-banner.degraded {
    background-color: var(--color-warning);
}

.status-banner.outage {
    background-color: var(--color-danger);
}

.status-banner-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.status-icon-svg {
    width: 48px;
    height: 48px;
}

.status-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.status-description {
    font-size: 1.125rem;
    opacity: 0.9;
}

/* Services Section */
.services-section {
    padding: var(--spacing-2xl) 0;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xl);
    color: var(--color-gray-900);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.service-card {
    background-color: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-200);
    transition: box-shadow 0.2s;
}

.service-card:hover {
    box-shadow: var(--shadow-md);
}

.service-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.service-name {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-gray-900);
}

.service-status {
    font-size: 0.875rem;
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
}

.service-status.operational {
    background-color: #d1fae5;
    color: #065f46;
}

.service-status.degraded {
    background-color: #fed7aa;
    color: #92400e;
}

.service-status.outage {
    background-color: #fee2e2;
    color: #991b1b;
}

.service-metrics {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.metric {
    display: flex;
    flex-direction: column;
}

.metric-label {
    font-size: 0.75rem;
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.metric-value {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-gray-900);
}

.service-chart {
    height: 60px;
    background-color: var(--color-gray-100);
    border-radius: var(--radius-sm);
    position: relative;
    overflow: hidden;
}

/* Incidents Section */
.incidents-section {
    padding: var(--spacing-2xl) 0;
    background-color: white;
}

.no-incidents {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--color-gray-500);
}

.no-incidents-icon {
    color: var(--color-success);
    margin-bottom: var(--spacing-md);
}

.incident-item {
    border-left: 4px solid var(--color-danger);
    padding: var(--spacing-lg);
    background-color: var(--color-gray-50);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.incident-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.incident-title {
    font-weight: 600;
    color: var(--color-gray-900);
}

.incident-time {
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

.incident-description {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-sm);
}

.incident-status {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-danger);
}

/* Maintenance Section */
.maintenance-section {
    padding: var(--spacing-2xl) 0;
}

.maintenance-item {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background-color: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
    margin-bottom: var(--spacing-md);
}

.maintenance-date {
    flex-shrink: 0;
    text-align: center;
    padding: var(--spacing-md);
    background-color: var(--color-gray-100);
    border-radius: var(--radius-md);
}

.date-day {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gray-900);
}

.date-month {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-gray-600);
    text-transform: uppercase;
}

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

.maintenance-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-xs);
}

.maintenance-description {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-sm);
}

.maintenance-info {
    display: flex;
    gap: var(--spacing-lg);
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

/* History Section */
.history-section {
    padding: var(--spacing-2xl) 0;
    background-color: white;
}

.history-calendar {
    background-color: var(--color-gray-50);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.calendar-label {
    font-weight: 600;
    color: var(--color-gray-700);
}

.calendar-legend {
    display: flex;
    gap: var(--spacing-lg);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.legend-color {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-sm);
}

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

.legend-color.degraded {
    background-color: var(--color-warning);
}

.legend-color.outage {
    background-color: var(--color-danger);
}

.legend-label {
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(10px, 1fr));
    gap: 2px;
}

.calendar-day {
    aspect-ratio: 1;
    border-radius: 2px;
    cursor: pointer;
    transition: transform 0.2s;
}

.calendar-day:hover {
    transform: scale(1.2);
}

.calendar-day.operational {
    background-color: var(--color-success);
}

.calendar-day.degraded {
    background-color: var(--color-warning);
}

.calendar-day.outage {
    background-color: var(--color-danger);
}

.calendar-day.no-data {
    background-color: var(--color-gray-300);
}

/* Footer */
.footer {
    background-color: var(--color-gray-900);
    color: var(--color-gray-300);
    padding: var(--spacing-xl) 0;
    margin-top: var(--spacing-2xl);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-links {
    display: flex;
    gap: var(--spacing-xl);
}

.footer-links a {
    color: var(--color-gray-300);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: white;
}

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

.modal.active {
    display: flex;
}

.modal-content {
    background-color: white;
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 90%;
    position: relative;
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--color-gray-400);
    cursor: pointer;
}

.modal-close:hover {
    color: var(--color-gray-600);
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.modal-description {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-xl);
}

.subscribe-form {
    display: flex;
    gap: var(--spacing-sm);
}

.form-input {
    flex-grow: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-submit {
    background-color: var(--color-primary);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
}

.form-submit:hover {
    background-color: #1d4ed8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .header-content {
        padding: var(--spacing-md) 0;
    }
    
    .logo {
        font-size: 1.25rem;
    }
    
    .status-banner {
        padding: var(--spacing-xl) 0;
    }
    
    .status-banner-content {
        flex-direction: column;
        text-align: center;
    }
    
    .status-title {
        font-size: 1.5rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .footer-links {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .maintenance-item {
        flex-direction: column;
    }
    
    .calendar-header {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: flex-start;
    }
    
    .calendar-legend {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }
}

/* Stale Data Warning Banner */
.stale-warning {
    background-color: #fef3c7;
    color: #92400e;
    padding: var(--spacing-md) 0;
    font-size: 0.875rem;
    text-align: left;
    border-bottom: 1px solid #f59e0b;
}

.stale-warning strong {
    font-weight: 600;
}

/* Animations */
@keyframes pulse {
    0% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
    100% {
        opacity: 1;
    }
}

.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

/* Charts */
.chart-bar {
    position: absolute;
    bottom: 0;
    width: 3px;
    background-color: var(--color-success);
    margin-right: 1px;
    transition: height 0.3s ease;
}

.chart-bar.degraded {
    background-color: var(--color-warning);
}

.chart-bar.outage {
    background-color: var(--color-danger);
}