/* ============================================
   SELLIO DESIGN SYSTEM
   Modern SaaS UI — 2026
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500&display=swap');

/* ---- CSS Reset ---- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ---- Design Tokens ---- */
:root {
    /* Brand */
    --brand-50: #eef2ff;
    --brand-100: #e0e7ff;
    --brand-200: #c7d2fe;
    --brand-300: #a5b4fc;
    --brand-400: #818cf8;
    --brand-500: #6366f1;
    --brand-600: #4f46e5;
    --brand-700: #4338ca;
    --brand-800: #3730a3;
    --brand-900: #312e81;

    /* Accent */
    --accent-400: #38bdf8;
    --accent-500: #0ea5e9;
    --accent-600: #0284c7;

    /* Success */
    --success-50: #ecfdf5;
    --success-400: #34d399;
    --success-500: #10b981;
    --success-600: #059669;

    /* Warning */
    --warning-50: #fffbeb;
    --warning-400: #fbbf24;
    --warning-500: #f59e0b;
    --warning-600: #d97706;

    /* Danger */
    --danger-50: #fef2f2;
    --danger-400: #f87171;
    --danger-500: #ef4444;
    --danger-600: #dc2626;

    /* Neutrals — Dark theme */
    --bg-primary: #09090b;
    --bg-secondary: #0f0f12;
    --bg-tertiary: #18181b;
    --bg-card: #1c1c21;
    --bg-card-hover: #222228;
    --bg-elevated: #27272a;
    --bg-input: #1c1c21;

    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-default: rgba(255, 255, 255, 0.1);
    --border-strong: rgba(255, 255, 255, 0.15);
    --border-brand: rgba(99, 102, 241, 0.4);

    --text-primary: #fafafa;
    --text-secondary: #a1a1aa;
    --text-tertiary: #71717a;
    --text-inverse: #09090b;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.15);
    --shadow-glow-strong: 0 0 40px rgba(99, 102, 241, 0.25);

    /* Glass */
    --glass-bg: rgba(28, 28, 33, 0.7);
    --glass-border: rgba(255, 255, 255, 0.08);

    /* Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    /* Spacing */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Sidebar */
    --sidebar-width: 260px;
    --sidebar-collapsed: 72px;
    --header-height: 64px;
}

/* ---- Base ---- */
html {
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ---- Typography ---- */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.02em;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; }

.text-xs { font-size: 0.75rem; }
.text-sm { font-size: 0.85rem; }
.text-base { font-size: 1rem; }
.text-lg { font-size: 1.15rem; }
.text-xl { font-size: 1.35rem; }
.text-2xl { font-size: 1.7rem; }
.text-3xl { font-size: 2.2rem; }

.text-muted { color: var(--text-secondary); }
.text-tertiary { color: var(--text-tertiary); }
.text-brand { color: var(--brand-400); }
.text-success { color: var(--success-400); }
.text-warning { color: var(--warning-400); }
.text-danger { color: var(--danger-400); }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.font-mono { font-family: var(--font-mono); }

.gradient-text {
    background: linear-gradient(135deg, var(--brand-400), var(--accent-400));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: margin-left var(--transition-slow);
}

.page-container {
    padding: var(--space-8);
    max-width: 1400px;
    margin: 0 auto;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-8);
}

.page-header-left h1 {
    margin-bottom: var(--space-1);
}

.page-header-left p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Grid */
.grid { display: grid; gap: var(--space-6); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }

/* ---- Card ---- */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    transition: all var(--transition-base);
}

.card:hover {
    border-color: var(--border-default);
}

.card-interactive:hover {
    border-color: var(--border-brand);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.card-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-5);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--border-subtle);
}

/* ---- Badge ---- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    gap: 4px;
}

.badge-brand { background: rgba(99, 102, 241, 0.15); color: var(--brand-400); }
.badge-success { background: rgba(16, 185, 129, 0.15); color: var(--success-400); }
.badge-warning { background: rgba(245, 158, 11, 0.15); color: var(--warning-400); }
.badge-danger { background: rgba(239, 68, 68, 0.15); color: var(--danger-400); }
.badge-neutral { background: rgba(161, 161, 170, 0.15); color: var(--text-secondary); }
.badge-accent { background: rgba(14, 165, 233, 0.15); color: var(--accent-400); }

.badge-dot::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

/* ---- Button ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all var(--transition-fast);
    white-space: nowrap;
    outline: none;
}

.btn:active { transform: scale(0.97); }

.btn-primary {
    background: linear-gradient(135deg, var(--brand-500), var(--brand-600));
    color: white;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}
.btn-primary:hover {
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.4);
    filter: brightness(1.1);
}

.btn-secondary {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid var(--border-default);
}
.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-strong);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}
.btn-ghost:hover {
    background: var(--bg-elevated);
    color: var(--text-primary);
}

.btn-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger-400);
}
.btn-danger:hover {
    background: rgba(239, 68, 68, 0.25);
}

.btn-sm { padding: 6px 14px; font-size: 0.8rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-icon { padding: 10px; width: 40px; height: 40px; }
.btn-icon.btn-sm { width: 32px; height: 32px; padding: 6px; }

/* ---- Input ---- */
.input-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.input-group label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.input {
    background: var(--bg-input);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    color: var(--text-primary);
    transition: all var(--transition-fast);
    outline: none;
    width: 100%;
}

.input:focus {
    border-color: var(--brand-500);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.input::placeholder {
    color: var(--text-tertiary);
}

.input-with-icon {
    position: relative;
}
.input-with-icon .input {
    padding-left: 40px;
}
.input-with-icon svg {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
    width: 18px;
    height: 18px;
}

select.input {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2371717a' viewBox='0 0 16 16'%3E%3Cpath d='M4.5 6l3.5 4 3.5-4z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

/* ---- Table ---- */
.table-container {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.table-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--border-subtle);
}

table {
    width: 100%;
    border-collapse: collapse;
}

table th {
    padding: var(--space-3) var(--space-6);
    text-align: left;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-tertiary);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-subtle);
}

table td {
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--border-subtle);
    font-size: 0.9rem;
}

table tr:hover td {
    background: var(--bg-card-hover);
}

table tr:last-child td {
    border-bottom: none;
}

/* ---- Stat Card ---- */
.stat-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.stat-card .stat-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.stat-card .stat-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.stat-card .stat-value {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1;
}

.stat-card .stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.stat-card .stat-change {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.8rem;
    font-weight: 600;
}

.stat-change.positive { color: var(--success-400); }
.stat-change.negative { color: var(--danger-400); }

/* ---- Avatar ---- */
.avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.8rem;
    flex-shrink: 0;
}

.avatar-sm { width: 28px; height: 28px; font-size: 0.7rem; }
.avatar-lg { width: 48px; height: 48px; font-size: 1rem; }
.avatar-xl { width: 64px; height: 64px; font-size: 1.3rem; }

.avatar-brand { background: rgba(99, 102, 241, 0.2); color: var(--brand-400); }
.avatar-success { background: rgba(16, 185, 129, 0.2); color: var(--success-400); }
.avatar-warning { background: rgba(245, 158, 11, 0.2); color: var(--warning-400); }
.avatar-accent { background: rgba(14, 165, 233, 0.2); color: var(--accent-400); }

/* ---- Progress ---- */
.progress-bar {
    height: 6px;
    background: var(--bg-elevated);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    border-radius: var(--radius-full);
    background: linear-gradient(90deg, var(--brand-500), var(--accent-500));
    transition: width var(--transition-slow);
}

/* ---- Tabs ---- */
.tabs {
    display: flex;
    gap: 2px;
    padding: 3px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-6);
}

.tab {
    padding: 8px 20px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    border: none;
    background: transparent;
    font-family: var(--font-sans);
}

.tab:hover {
    color: var(--text-primary);
}

.tab.active {
    background: var(--bg-card);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

/* ---- Sidebar ---- */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    z-index: 50;
    transition: width var(--transition-slow);
}

.sidebar-header {
    padding: var(--space-5) var(--space-5);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    border-bottom: 1px solid var(--border-subtle);
    height: var(--header-height);
}

.sidebar-logo {
    font-size: 1.4rem;
    font-weight: 900;
    letter-spacing: -0.03em;
}

.sidebar-nav {
    flex: 1;
    padding: var(--space-3);
    overflow-y: auto;
}

.sidebar-section {
    margin-bottom: var(--space-5);
}

.sidebar-section-title {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-tertiary);
    padding: var(--space-2) var(--space-3);
    margin-bottom: var(--space-1);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: 9px var(--space-3);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    position: relative;
}

.nav-item:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.nav-item.active {
    background: rgba(99, 102, 241, 0.1);
    color: var(--brand-400);
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: -3px;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 20px;
    background: var(--brand-500);
    border-radius: var(--radius-full);
}

.nav-item .nav-icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.nav-item .nav-badge {
    margin-left: auto;
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger-400);
    padding: 1px 7px;
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-weight: 700;
}

/* Sidebar footer */
.sidebar-footer {
    padding: var(--space-4);
    border-top: 1px solid var(--border-subtle);
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.sidebar-user:hover {
    background: var(--bg-tertiary);
}

.sidebar-user-info {
    flex: 1;
    min-width: 0;
}

.sidebar-user-name {
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user-role {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

/* ---- Header Bar ---- */
.header-bar {
    height: var(--header-height);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-8);
    background: var(--bg-secondary);
    position: sticky;
    top: 0;
    z-index: 40;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.header-search {
    position: relative;
    width: 360px;
}

.header-search .input {
    background: var(--bg-tertiary);
    border-color: transparent;
    padding-left: 40px;
    height: 40px;
}

.header-search svg {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
}

.header-search kbd {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--bg-elevated);
    border: 1px solid var(--border-default);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.7rem;
    color: var(--text-tertiary);
    font-family: var(--font-mono);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.notification-btn {
    position: relative;
}

.notification-dot {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 8px;
    height: 8px;
    background: var(--danger-500);
    border-radius: 50%;
    border: 2px solid var(--bg-secondary);
}

/* ---- Chart placeholder ---- */
.chart-placeholder {
    width: 100%;
    height: 200px;
    border-radius: var(--radius-md);
    background: linear-gradient(180deg, rgba(99, 102, 241, 0.05) 0%, transparent 100%);
    position: relative;
    overflow: hidden;
}

.chart-bars {
    display: flex;
    align-items: flex-end;
    gap: 6px;
    height: 100%;
    padding: var(--space-4);
}

.chart-bar {
    flex: 1;
    background: linear-gradient(180deg, var(--brand-500), var(--brand-700));
    border-radius: 4px 4px 0 0;
    min-height: 8px;
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.chart-bar:hover { opacity: 1; }

.chart-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* ---- Empty state ---- */
.empty-state {
    text-align: center;
    padding: var(--space-16) var(--space-8);
}

.empty-state .empty-icon {
    font-size: 3rem;
    margin-bottom: var(--space-4);
    opacity: 0.5;
}

.empty-state h3 {
    margin-bottom: var(--space-2);
}

.empty-state p {
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
}

/* ---- Animations ---- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.animate-fadeInUp {
    animation: fadeInUp 0.4s ease-out both;
}

.animate-fadeIn {
    animation: fadeIn 0.3s ease-out both;
}

.animate-slideInRight {
    animation: slideInRight 0.4s ease-out both;
}

.stagger-1 { animation-delay: 0.05s; }
.stagger-2 { animation-delay: 0.1s; }
.stagger-3 { animation-delay: 0.15s; }
.stagger-4 { animation-delay: 0.2s; }
.stagger-5 { animation-delay: 0.25s; }

/* ---- Scrollbar ---- */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border-default);
    border-radius: var(--radius-full);
}

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

/* ---- Tooltip ---- */
.tooltip {
    position: relative;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-4px);
    padding: 6px 12px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
    z-index: 100;
}

.tooltip:hover::after { opacity: 1; }

/* ---- Modal ---- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
    animation: fadeIn 0.2s ease-out;
}

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    animation: fadeInUp 0.3s ease-out;
}

.modal-header {
    padding: var(--space-6);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-body {
    padding: var(--space-6);
}

.modal-footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--border-subtle);
    display: flex;
    justify-content: flex-end;
    gap: var(--space-3);
}

/* ---- Utilities ---- */
.w-full { width: 100%; }
.h-full { height: 100%; }
.relative { position: relative; }
.overflow-hidden { overflow: hidden; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.hidden { display: none !important; }
.opacity-50 { opacity: 0.5; }