/* style.css */
:root {
    /* Light Mode Variables */
    --bg-color: #f8fafc;
    --bg-secondary: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    
    --primary: #667eea;
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    
    --status-online: #10b981;
    --status-online-bg: rgba(16, 185, 129, 0.1);
    --status-warning: #f59e0b;
    --status-warning-bg: rgba(245, 158, 11, 0.1);
    --status-offline: #ef4444;
    --status-offline-bg: rgba(239, 68, 68, 0.1);
    --status-maintenance: #64748b;
    --status-maintenance-bg: rgba(100, 116, 139, 0.1);
    --status-unknown: #94a3b8;
    
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --card-hover-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.5);
    
    --radius-md: 12px;
    --radius-lg: 16px;
    --transition: all 0.3s ease;
}

.dark-mode {
    --bg-color: #0a0a1a;
    --bg-secondary: #111133;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --border-color: #1e1e3f;
    
    --status-online: #00d97e;
    --status-warning: #f5a623;
    --status-offline: #ff4757;
    
    --card-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
    --card-hover-shadow: 0 8px 32px 0 rgba(118, 75, 162, 0.2);
    
    --glass-bg: rgba(17, 17, 51, 0.6);
    --glass-border: rgba(255, 255, 255, 0.05);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    min-height: 100vh;
    transition: var(--transition);
    overflow-x: hidden;
}

/* Header */
.header {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo i {
    color: var(--primary);
    -webkit-text-fill-color: initial;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 2rem;
}

.footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: 4rem;
}

/* Components */
.btn {
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 0.9rem;
}

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

.primary-btn:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.outline-btn {
    background: transparent;
    border: 1px solid var(--primary);
    color: var(--primary);
}

.icon-btn {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.icon-btn:hover {
    background: var(--bg-secondary);
}

/* Summary Grid */
.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.summary-card {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow);
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.summary-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.summary-icon.online { background: var(--status-online-bg); color: var(--status-online); }
.summary-icon.warning { background: var(--status-warning-bg); color: var(--status-warning); }
.summary-icon.offline { background: var(--status-offline-bg); color: var(--status-offline); }
.summary-icon.total { background: rgba(102, 126, 234, 0.1); color: var(--primary); }

.summary-info h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.summary-info p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Controls */
.controls-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.search-box {
    position: relative;
    flex: 1;
    max-width: 400px;
}

.search-box i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

.search-box input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    outline: none;
    transition: var(--transition);
}

.search-box input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.2);
}

.filters {
    display: flex;
    gap: 1rem;
}

.filters select {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    outline: none;
    cursor: pointer;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.service-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    padding: 1.5rem;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
}

.service-card.status-online::before { background: var(--status-online); }
.service-card.status-warning::before { background: var(--status-warning); }
.service-card.status-offline::before { background: var(--status-offline); }

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--card-hover-shadow);
}

.service-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.service-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.service-icon {
    font-size: 1.5rem;
    color: var(--primary);
}

.service-name h3 {
    font-size: 1.1rem;
    font-weight: 600;
}

.service-category {
    font-size: 0.75rem;
    color: var(--text-secondary);
    background: var(--bg-color);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    margin-top: 0.25rem;
    display: inline-block;
}

.status-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.status-online { background: var(--status-online-bg); color: var(--status-online); }
.status-warning { background: var(--status-warning-bg); color: var(--status-warning); }
.status-offline { background: var(--status-offline-bg); color: var(--status-offline); }

.pulse {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
    box-shadow: 0 0 0 0 rgba(var(--status-online-rgb), 0.7);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 217, 126, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(0, 217, 126, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 217, 126, 0); }
}

.service-metrics {
    display: flex;
    gap: 1.5rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.metric {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.metric-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.metric-value {
    font-size: 0.875rem;
    font-weight: 500;
}

/* Modals */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 400px;
    box-shadow: var(--card-shadow);
    border: 1px solid var(--border-color);
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-body {
    padding: 1.5rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--bg-color);
    color: var(--text-primary);
}

.full-width { width: 100%; }

.error-text {
    color: var(--status-offline);
    font-size: 0.875rem;
    margin-bottom: 1rem;
    min-height: 20px;
}

/* Detail View */
.back-btn {
    margin-bottom: 2rem;
    display: inline-flex;
    gap: 0.5rem;
    font-size: 1rem;
    border-radius: var(--radius-md);
    padding: 0.5rem 1rem;
}

.detail-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.detail-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.chart-container {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow);
    height: 300px;
}

/* Loading */
.loading {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .controls-bar { flex-direction: column; align-items: stretch; }
    .search-box { max-width: none; }
    .filters { flex-direction: column; }
}

/* Log Terminal */
.log-terminal {
    background-color: #1e1e1e;
    color: #a9b7c6;
    font-family: 'Consolas', 'Courier New', monospace;
    font-size: 0.85rem;
    padding: 1rem;
    border-radius: var(--radius-md);
    overflow-y: auto;
    max-height: 400px;
    margin-top: 1rem;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.5);
    border: 1px solid #333;
}

.log-entry {
    margin-bottom: 0.25rem;
    word-break: break-all;
}

.log-entry.error { color: #ff6b68; }
.log-entry.warn { color: #f5a623; }
.log-entry.info { color: #a9b7c6; }
.log-time {
    color: #6a8759;
    margin-right: 0.5rem;
}

/* Login Overlay */
.login-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: var(--bg-color);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-card {
    background-color: var(--card-bg);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    border: 1px solid var(--border-color);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-card h2 {
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.login-card p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.login-card form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.login-card input {
    background-color: #121212;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    outline: none;
    font-size: 1rem;
}

.login-card input:focus {
    border-color: var(--primary-color);
}

.login-card button {
    margin-top: 1rem;
    padding: 0.75rem;
    font-size: 1rem;
}