/* Starlink Monitor Pro - Main Styles */
:root {
    /* Colors - Dark Theme (Default) */
    --primary: #00b4d8;
    --primary-dark: #0077b6;
    --primary-light: #48cae4;
    --secondary: #03045e;
    --success: #00d4aa;
    --danger: #ff6b6b;
    --warning: #ffd93d;
    --dark: #1a1a2e;
    --darker: #0f0f1a;
    --light: #f8f9fa;
    --gray: #6c757d;
    --gray-light: #dee2e6;
    --gray-dark: #343a40;
    --sidebar-width: 260px;
    --header-height: 70px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.3);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.4);
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Transitions */
    --transition: all 0.3s ease;
}

/* Light Theme */
[data-theme="light"] {
    --dark: #ffffff;
    --darker: #f0f2f5;
    --light: #1a1a2e;
    --gray: #6c757d;
    --gray-light: #dee2e6;
    --gray-dark: #343a40;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.15);
}

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

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--darker);
    color: var(--light);
    display: flex;
    min-height: 100vh;
    overflow-x: hidden;
    transition: var(--transition);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--darker);
}

::-webkit-scrollbar-thumb {
    background: var(--gray);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--dark);
    border-right: 1px solid rgba(255,255,255,0.05);
    position: fixed;
    left: 0;
    top: 0;
    display: flex;
    flex-direction: column;
    z-index: 1000;
    transition: transform 0.3s ease, background 0.3s ease;
}

.sidebar-header {
    padding: 20px;
    text-align: center;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.sidebar-header .logo {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin-bottom: 10px;
    border: 3px solid var(--primary);
    object-fit: contain;
    background: white;
    padding: 5px;
    transition: var(--transition);
}

.sidebar-header .logo:hover {
    transform: scale(1.05);
    border-color: var(--primary-light);
}

.sidebar-header h2 {
    font-size: 18px;
    color: var(--primary);
    margin: 5px 0;
    font-weight: 700;
}

.sidebar-header .version {
    font-size: 11px;
    color: var(--gray);
    background: rgba(255,255,255,0.05);
    padding: 2px 10px;
    border-radius: 10px;
}

.sidebar-nav {
    flex: 1;
    padding: 20px 10px;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    margin: 4px 0;
    color: var(--gray);
    text-decoration: none;
    border-radius: 8px;
    transition: var(--transition);
    position: relative;
    cursor: pointer;
}

.nav-item:hover {
    background: rgba(0, 180, 216, 0.1);
    color: var(--light);
    transform: translateX(4px);
}

.nav-item.active {
    background: rgba(0, 180, 216, 0.15);
    color: var(--primary);
    box-shadow: inset 3px 0 0 var(--primary);
}

.nav-item i {
    width: 24px;
    margin-right: 12px;
    font-size: 18px;
}

.nav-item .badge {
    margin-left: auto;
    background: var(--danger);
    color: white;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
    animation: pulse-badge 2s infinite;
}

@keyframes pulse-badge {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
    animation: pulse 2s infinite;
}

.status-dot.online {
    background: var(--success);
    box-shadow: 0 0 10px rgba(0, 212, 170, 0.5);
}

.status-dot.offline {
    background: var(--danger);
    box-shadow: 0 0 10px rgba(255, 107, 107, 0.5);
}

.status-dot.connecting {
    background: var(--warning);
    box-shadow: 0 0 10px rgba(255, 217, 61, 0.5);
}

@keyframes pulse {
    0% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(0.85); }
    100% { opacity: 1; transform: scale(1); }
}

.system-info {
    font-size: 11px;
    color: var(--gray);
}

.server-info {
    margin-top: 4px;
    font-size: 10px;
    color: var(--gray);
    opacity: 0.7;
}

/* Main Content */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    padding: 20px 30px;
    min-height: 100vh;
    transition: margin-left 0.3s ease;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    position: fixed;
    top: 15px;
    left: 15px;
    z-index: 999;
    background: var(--dark);
    border: none;
    color: var(--light);
    padding: 10px 14px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 20px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.menu-toggle:hover {
    background: var(--primary);
    color: white;
}

/* Pages */
.page {
    display: none;
    animation: fadeIn 0.3s ease;
}

.page.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    flex-wrap: wrap;
    gap: 10px;
}

.page-header h1 {
    font-size: 28px;
    font-weight: 300;
}

.page-header h1 i {
    color: var(--primary);
    margin-right: 10px;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

.last-update {
    font-size: 12px;
    color: var(--gray);
}

/* Buttons */
.btn {
    padding: 8px 16px;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
    font-weight: 500;
    font-family: inherit;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

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

.btn-success:hover {
    background: #00c49a;
    transform: translateY(-1px);
}

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

.btn-danger:hover {
    background: #e55a5a;
    transform: translateY(-1px);
}

.btn-lg {
    padding: 14px 32px;
    font-size: 18px;
    border-radius: var(--radius-md);
}

.btn i {
    font-size: 16px;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--dark);
    padding: 20px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255,255,255,0.05);
    display: flex;
    align-items: center;
    gap: 15px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary);
    opacity: 0;
    transition: var(--transition);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    background: rgba(0, 180, 216, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--primary);
    flex-shrink: 0;
}

.stat-info h3 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 4px;
}

.stat-info p {
    font-size: 12px;
    color: var(--gray);
}

/* Charts */
.charts-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 30px;
}

.chart-container {
    background: var(--dark);
    padding: 20px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255,255,255,0.05);
}

.chart-container h3 {
    font-size: 16px;
    font-weight: 400;
    margin-bottom: 15px;
    color: var(--gray);
}

.chart-container h3 i {
    color: var(--primary);
    margin-right: 8px;
}

.chart-container canvas {
    max-height: 250px;
    width: 100% !important;
}

/* Info Grid */
.info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.info-card {
    background: var(--dark);
    padding: 20px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255,255,255,0.05);
}

.info-card h4 {
    font-size: 16px;
    font-weight: 400;
    margin-bottom: 15px;
    color: var(--gray);
}

.info-card h4 i {
    color: var(--primary);
    margin-right: 8px;
}

.info-card p {
    padding: 5px 0;
    font-size: 14px;
}

.info-card strong {
    color: var(--gray);
    margin-right: 8px;
}

/* Table */
.table-container {
    background: var(--dark);
    border-radius: var(--radius-lg);
    overflow: auto;
    border: 1px solid rgba(255,255,255,0.05);
}

.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px;
}

table thead {
    background: rgba(0, 0, 0, 0.2);
}

table th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 500;
    font-size: 12px;
    text-transform: uppercase;
    color: var(--gray);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    white-space: nowrap;
}

table td {
    padding: 12px 16px;
    border-bottom: 1px solid rgba(255,255,255,0.02);
    font-size: 14px;
}

table tr:hover td {
    background: rgba(255,255,255,0.02);
}

.text-center {
    text-align: center;
}

.status-badge {
    padding: 2px 10px;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 500;
}

.status-badge.online {
    background: rgba(0, 212, 170, 0.2);
    color: var(--success);
}

.status-badge.offline {
    background: rgba(255, 107, 107, 0.2);
    color: var(--danger);
}

/* Alerts */
#alertsContainer {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.alert-item {
    background: var(--dark);
    padding: 15px 20px;
    border-radius: var(--radius-sm);
    border-left: 4px solid var(--primary);
    display: flex;
    align-items: flex-start;
    gap: 15px;
    transition: var(--transition);
}

.alert-item:hover {
    transform: translateX(4px);
}

.alert-item.info { border-color: var(--primary); }
.alert-item.warning { border-color: var(--warning); }
.alert-item.error { border-color: var(--danger); }
.alert-item.success { border-color: var(--success); }

.alert-item i {
    font-size: 20px;
    margin-top: 2px;
    flex-shrink: 0;
}

.alert-item.info i { color: var(--primary); }
.alert-item.warning i { color: var(--warning); }
.alert-item.error i { color: var(--danger); }
.alert-item.success i { color: var(--success); }

.alert-content {
    flex: 1;
}

.alert-content strong {
    display: block;
    margin-bottom: 4px;
}

.alert-content p {
    font-size: 14px;
    color: var(--gray);
}

.alert-time {
    font-size: 12px;
    color: var(--gray);
    white-space: nowrap;
}

/* Speed Test */
.speedtest-container {
    text-align: center;
    padding: 40px 20px;
}

.speed-gauge {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

.gauge-download, .gauge-upload, .gauge-ping {
    background: var(--dark);
    padding: 30px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255,255,255,0.05);
    transition: var(--transition);
}

.gauge-download:hover, .gauge-upload:hover, .gauge-ping:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.gauge-value {
    font-size: 48px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 10px;
    transition: var(--transition);
}

.gauge-download .gauge-value { color: var(--success); }
.gauge-upload .gauge-value { color: var(--primary); }
.gauge-ping .gauge-value { color: var(--warning); }

.gauge-label {
    font-size: 14px;
    color: var(--gray);
}

.gauge-bar {
    margin-top: 15px;
    height: 6px;
    background: rgba(255,255,255,0.05);
    border-radius: 3px;
    overflow: hidden;
}

.gauge-bar-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 1s ease;
}

.gauge-download .gauge-bar-fill { background: var(--success); }
.gauge-upload .gauge-bar-fill { background: var(--primary); }
.gauge-ping .gauge-bar-fill { background: var(--warning); }

.speed-status {
    margin-top: 20px;
    font-size: 16px;
    color: var(--gray);
}

/* Settings */
.settings-container {
    max-width: 700px;
}

.settings-group {
    background: var(--dark);
    padding: 25px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255,255,255,0.05);
    margin-bottom: 20px;
}

.settings-group h3 {
    font-size: 18px;
    font-weight: 400;
    margin-bottom: 20px;
    color: var(--primary);
}

.setting-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255,255,255,0.03);
}

.setting-item:last-child {
    border-bottom: none;
}

.setting-item label {
    font-size: 14px;
    color: var(--gray);
    font-weight: 500;
}

.setting-item select,
.setting-item input[type="number"] {
    background: rgba(255,255,255,0.05);
    color: var(--light);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: inherit;
    width: 150px;
    transition: var(--transition);
}

.setting-item select:focus,
.setting-item input:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 180, 216, 0.2);
}

.setting-item input[type="number"] {
    width: 100px;
}

/* Toggle Switch */
.switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 26px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gray);
    transition: var(--transition);
    border-radius: 26px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background: white;
    transition: var(--transition);
    border-radius: 50%;
}

input:checked + .slider {
    background: var(--primary);
}

input:checked + .slider:before {
    transform: translateX(24px);
}

.slider.round {
    border-radius: 26px;
}

/* Form Select */
.form-select {
    background: rgba(255,255,255,0.05);
    color: var(--light);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: inherit;
    transition: var(--transition);
}

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

/* Diagnostics */
.diagnostics-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
}

#diagnosticsResults {
    background: var(--dark);
    padding: 20px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255,255,255,0.05);
}

.diagnostic-item {
    padding: 10px 0;
    border-bottom: 1px solid rgba(255,255,255,0.03);
    display: flex;
    align-items: center;
    gap: 12px;
}

.diagnostic-item:last-child {
    border-bottom: none;
}

.diagnostic-item i {
    font-size: 18px;
    width: 24px;
}

.diagnostic-item .fa-check-circle { color: var(--success); }
.diagnostic-item .fa-exclamation-triangle { color: var(--warning); }
.diagnostic-item .fa-times-circle { color: var(--danger); }

.uptime-stats {
    background: var(--dark);
    padding: 20px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255,255,255,0.05);
}

.uptime-stats h3 {
    font-size: 16px;
    font-weight: 400;
    margin-bottom: 15px;
    color: var(--gray);
}

.stat-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255,255,255,0.03);
}

.stat-row:last-child {
    border-bottom: none;
}

.stat-row span:first-child {
    color: var(--gray);
}

.stat-row span:last-child {
    font-weight: 500;
}

/* Spinner */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255,255,255,0.1);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Responsive */
@media (max-width: 1200px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
    
    .diagnostics-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 992px) {
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        width: 280px;
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        padding: 15px;
        padding-top: 70px;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .speed-gauge {
        grid-template-columns: 1fr;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .header-controls {
        width: 100%;
        flex-wrap: wrap;
    }
    
    .stat-card {
        padding: 15px;
    }
    
    .stat-icon {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
    
    .stat-info h3 {
        font-size: 18px;
    }
    
    .gauge-value {
        font-size: 32px;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .page-header h1 {
        font-size: 22px;
    }
    
    .btn {
        font-size: 12px;
        padding: 6px 12px;
    }
}