:root {
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --primary-light: #e0e7ff;
    --secondary: #0f172a;
    --accent: #06b6d4;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --bg-main: #f8fafc;
    --bg-card: #ffffff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    overflow-x: hidden;
}

/* Scrollbar Style */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Glassmorphism utility */
.glass-panel {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.25);
}

/* Premium Card */
.premium-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}
.premium-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(79, 70, 229, 0.2);
}

/* Sidebar Layout */
.app-wrapper {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    background-color: var(--secondary);
    color: #f8fafc;
    flex-shrink: 0;
    transition: var(--transition);
    z-index: 100;
}

.sidebar .nav-link {
    color: #94a3b8;
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-sm);
    margin: 0.25rem 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.925rem;
    transition: var(--transition);
}

.sidebar .nav-link:hover, .sidebar .nav-link.active {
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.08);
}

.sidebar .nav-link.active {
    background-color: var(--primary);
}

.main-content {
    flex-grow: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.top-bar {
    height: 70px;
    background-color: #ffffff;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
}

.content-body {
    padding: 2rem;
    flex-grow: 1;
}

/* Form Styles */
.form-control, .form-select {
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    padding: 0.625rem 0.875rem;
    font-size: 0.95rem;
    transition: var(--transition);
}
.form-control:focus, .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
}

/* Premium Buttons */
.btn-premium-primary {
    background-color: var(--primary);
    color: #ffffff;
    border: none;
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
    transition: var(--transition);
}
.btn-premium-primary:hover {
    background-color: var(--primary-hover);
    color: #ffffff;
    transform: translateY(-1px);
}

.btn-premium-secondary {
    background-color: #ffffff;
    color: var(--text-main);
    border: 1px solid var(--border-color);
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
    transition: var(--transition);
}
.btn-premium-secondary:hover {
    background-color: var(--bg-main);
    border-color: #cbd5e1;
}

/* Mini Animation Pulse */
.status-pulse {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
    position: relative;
}
.status-pulse::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    animation: pulse 1.8s infinite ease-in-out;
}
.status-pulse.active {
    background-color: var(--success);
}
.status-pulse.active::after {
    background-color: var(--success);
}
.status-pulse.inactive {
    background-color: var(--warning);
}
.status-pulse.inactive::after {
    background-color: var(--warning);
}
.status-pulse.suspended {
    background-color: var(--danger);
}
.status-pulse.suspended::after {
    background-color: var(--danger);
}

@keyframes pulse {
    0% {
        transform: scale(0.9);
        opacity: 0.8;
    }
    100% {
        transform: scale(2.4);
        opacity: 0;
    }
}

/* Responsive adjust */
@media(max-width: 991.98px) {
    .sidebar {
        position: fixed;
        top: 0;
        bottom: 0;
        left: -260px;
        margin-left: 0 !important;
        height: 100vh;
        z-index: 1050;
    }
    .sidebar.open {
        left: 0;
    }
    .sidebar-overlay {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: rgba(15, 23, 42, 0.4);
        z-index: 1040;
        display: none;
        backdrop-filter: blur(4px);
        -webkit-backdrop-filter: blur(4px);
    }
    .sidebar-overlay.show {
        display: block;
    }
    
    .top-bar, .top-header {
        padding: 0 1rem !important;
    }
    .content-body {
        padding: 1rem !important;
    }
}

/* Table responsiveness safety */
.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}