:root {
    --bg-dark: #0f172a;
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.08);
    --primary: #38bdf8;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
}

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

body {
    font-family: 'Outfit', sans-serif;
    background: radial-gradient(circle at top right, #1e293b, #0f172a);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
}

.app-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

/* Glassmorphism Header */
.glass-header {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-area h1 {
    font-size: 1.5rem;
    font-weight: 600;
    background: linear-gradient(to right, #38bdf8, #818cf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.pulse-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--text-muted);
}

.pulse-indicator.status-live {
    background-color: var(--success);
    box-shadow: 0 0 12px var(--success);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.time-display {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
}

/* Cards */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 24px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.card-header h2 {
    font-size: 1.2rem;
    font-weight: 500;
}

.badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    background: rgba(148, 163, 184, 0.1);
    color: var(--text-muted);
}

.badge.success { background: rgba(16, 185, 129, 0.1); color: var(--success); }
.badge.warning { background: rgba(245, 158, 11, 0.1); color: var(--warning); }
.badge.danger { background: rgba(239, 68, 68, 0.1); color: var(--danger); }

.meta-text {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.last-sync {
    font-size: 0.8rem;
    color: var(--primary);
    font-weight: 500;
}

/* Device Sections */
.section-title {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin: 32px 0 16px 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cards-wrapper {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

@media (min-width: 600px) {
    .cards-wrapper {
        grid-template-columns: 1fr 1fr;
    }
}

/* Specific Device Cards */
.device-card {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.device-title {
    font-size: 1.1rem;
    font-weight: 600;
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-top: 8px;
}

.metric-box {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

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

.metric-value {
    font-size: 1.25rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

/* Loader */
.loader-container {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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