/* ==========================================================================
   HomeHealth TX Design System
   Extracted from obligations.html reference implementation
   ========================================================================== */

/* ==========================================================================
   1.1 CSS Custom Properties
   ========================================================================== */

:root {
    /* 1.1.1 Color Palette */
    --color-bg-page: #0a0f1a;
    --color-bg-primary: #1e2533;
    --color-bg-secondary: #2d3748;
    --color-bg-overlay: rgba(0, 0, 0, 0.7);
    --color-border: #2d3748;
    --color-border-accent: #4a5568;
    --color-text-primary: #ffffff;
    --color-text-secondary: #a0aec0;
    --color-text-muted: #718096;
    --color-accent: #ff8000;
    --color-success: #48bb78;
    --color-warning: #ecc94b;
    --color-danger: #fc8181;
    --color-info: #3182ce;
    --color-purple: #9f7aea;

    /* Tinted backgrounds (used for icon containers, badges) */
    --color-blue-tint: #3182ce20;
    --color-green-tint: #48bb7820;
    --color-yellow-tint: #ecc94b20;
    --color-red-tint: #fc818120;
    --color-orange-tint: #ff800020;
    --color-purple-tint: #9f7aea20;
    --color-muted-tint: #71809620;

    /* Subtle tints for callouts */
    --color-yellow-subtle: #ecc94b15;
    --color-red-subtle: #fc818115;
    --color-green-subtle: #48bb7815;
    --color-blue-subtle: #3182ce15;

    /* Header/Sidebar chrome */
    --color-chrome-bg: #0d1117;
    --color-chrome-border: #2d3748;

    /* 1.1.2 Spacing Scale */
    --space-4: 4px;
    --space-6: 6px;
    --space-8: 8px;
    --space-10: 10px;
    --space-12: 12px;
    --space-16: 16px;
    --space-20: 20px;
    --space-24: 24px;
    --space-32: 32px;
    --space-40: 40px;

    /* 1.1.3 Typography Scale */
    --text-xs: 11px;
    --text-sm: 12px;
    --text-md: 13px;
    --text-base: 14px;
    --text-lg: 16px;
    --text-xl: 18px;
    --text-2xl: 24px;
    --text-3xl: 28px;

    /* 1.1.4 Border Radius Scale */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 10px;
    --radius-2xl: 12px;
    --radius-pill: 20px;
}

/* ==========================================================================
   1.2 Layout Utility Classes
   ========================================================================== */

/* 1.2.1 Flex Utilities */
.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.flex-between { display: flex; justify-content: space-between; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-start { display: flex; align-items: flex-start; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-end { justify-content: flex-end; }
.flex-wrap { flex-wrap: wrap; }

/* 1.2.2 Grid Utilities */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); }
.grid-2-1 { display: grid; grid-template-columns: 2fr 1fr; }
.grid-auto-fit { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

/* 1.2.3 Gap Utilities */
.gap-4 { gap: var(--space-4); }
.gap-8 { gap: var(--space-8); }
.gap-12 { gap: var(--space-12); }
.gap-16 { gap: var(--space-16); }
.gap-20 { gap: var(--space-20); }
.gap-24 { gap: var(--space-24); }

/* 1.2.4 Padding Utilities */
.p-12 { padding: var(--space-12); }
.p-16 { padding: var(--space-16); }
.p-20 { padding: var(--space-20); }
.p-24 { padding: var(--space-24); }
.px-16 { padding-left: var(--space-16); padding-right: var(--space-16); }
.py-12 { padding-top: var(--space-12); padding-bottom: var(--space-12); }

/* 1.2.5 Margin Utilities */
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }
.mb-12 { margin-bottom: var(--space-12); }
.mb-16 { margin-bottom: var(--space-16); }
.mb-20 { margin-bottom: var(--space-20); }
.mb-24 { margin-bottom: var(--space-24); }
.mt-8 { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }
.mt-16 { margin-top: var(--space-16); }
.mt-20 { margin-top: var(--space-20); }
.mt-24 { margin-top: var(--space-24); }

/* 1.2.6 Width Utilities */
.w-full { width: 100%; }
.flex-1 { flex: 1; }
.text-center { text-align: center; }
.text-left { text-align: left; }

/* Responsive grid overrides */
@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .grid-2-1 { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .grid-4 { grid-template-columns: 1fr; }
    .grid-3 { grid-template-columns: 1fr; }
    .grid-2 { grid-template-columns: 1fr; }
}

/* ==========================================================================
   1.3 Component Classes
   ========================================================================== */

/* 1.3.1 Base Card */
.ob-card {
    background: var(--color-bg-primary);
    border-radius: var(--radius-2xl);
    padding: var(--space-16);
    border: 1px solid var(--color-border);
}

/* 1.3.2 Summary Stat Card */
.ob-card--summary {
    background: var(--color-bg-primary);
    border-radius: var(--radius-2xl);
    padding: var(--space-20);
    border: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* 1.3.3 Bordered Card (colored left border) */
.ob-card--bordered {
    background: var(--color-bg-primary);
    border-radius: var(--radius-2xl);
    padding: var(--space-16);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-border-accent);
}

.ob-card--bordered-success { border-left-color: var(--color-success); }
.ob-card--bordered-info { border-left-color: var(--color-info); }
.ob-card--bordered-warning { border-left-color: var(--color-warning); }
.ob-card--bordered-danger { border-left-color: var(--color-danger); }
.ob-card--bordered-accent { border-left-color: var(--color-accent); }
.ob-card--bordered-purple { border-left-color: var(--color-purple); }
.ob-card--bordered-muted { border-left-color: var(--color-text-muted); }

/* 1.3.4 Page Header */
.ob-page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-24);
}

.ob-page-header__title {
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 0 0 var(--space-4) 0;
}

.ob-page-header__subtitle {
    color: var(--color-text-secondary);
    font-size: var(--text-base);
    margin: 0;
}

.ob-page-header__actions {
    display: flex;
    gap: var(--space-12);
}

/* 1.3.5 Section Header */
.ob-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-16);
}

.ob-section-header__title {
    color: var(--color-text-primary);
    font-size: var(--text-xl);
    font-weight: 600;
    margin: 0;
}

/* 1.3.6 Primary Button */
.ob-btn {
    background: var(--color-accent);
    color: var(--color-text-primary);
    border: none;
    padding: var(--space-10) var(--space-16);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: var(--text-base);
    font-family: inherit;
    font-weight: 500;
    transition: opacity 0.2s;
    display: inline-flex;
    align-items: center;
    gap: var(--space-8);
    text-decoration: none;
}

.ob-btn:hover {
    opacity: 0.9;
}

/* 1.3.7 Secondary Button */
.ob-btn--secondary {
    background: var(--color-bg-secondary);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border-accent);
    padding: var(--space-10) var(--space-16);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: var(--text-base);
    font-family: inherit;
    font-weight: 500;
    transition: opacity 0.2s;
    display: inline-flex;
    align-items: center;
    gap: var(--space-8);
    text-decoration: none;
}

.ob-btn--secondary:hover {
    opacity: 0.9;
}

/* 1.3.8 Icon Button (Quick Action) */
.ob-btn--icon {
    background: var(--color-bg-secondary);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border-accent);
    padding: var(--space-12) var(--space-16);
    border-radius: var(--radius-lg);
    cursor: pointer;
    font-size: var(--text-base);
    font-family: inherit;
    display: flex;
    align-items: center;
    gap: var(--space-10);
    text-align: left;
    width: 100%;
    transition: opacity 0.2s;
    text-decoration: none;
}

.ob-btn--icon:hover {
    opacity: 0.9;
}

/* Small button variant */
.ob-btn--sm {
    padding: var(--space-4) var(--space-10);
    font-size: var(--text-sm);
    border-radius: var(--radius-sm);
}

/* Danger button variant */
.ob-btn--danger {
    background: var(--color-danger);
    color: var(--color-text-primary);
    border: none;
    padding: var(--space-10) var(--space-16);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: var(--text-base);
    font-family: inherit;
    font-weight: 500;
}

/* Cancel/muted button */
.ob-btn--muted {
    background: var(--color-border-accent);
    color: var(--color-text-primary);
    border: none;
    padding: var(--space-10) var(--space-20);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: var(--text-base);
    font-family: inherit;
}

/* Info button variant */
.ob-btn--info {
    background: var(--color-info);
    color: var(--color-text-primary);
    border: none;
    padding: var(--space-4) var(--space-10);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: var(--text-sm);
    font-family: inherit;
}

/* 1.3.9 Status Badge (pill) */
.ob-badge {
    padding: var(--space-4) var(--space-10);
    border-radius: var(--radius-pill);
    font-size: var(--text-sm);
    font-weight: 500;
    text-transform: capitalize;
    display: inline-block;
}

/* 1.3.10 Badge Variants */
.ob-badge--fulfilled,
.ob-badge--success,
.ob-badge--active,
.ob-badge--completed,
.ob-badge--paid,
.ob-badge--approved {
    background: var(--color-green-tint);
    color: var(--color-success);
}

.ob-badge--scheduled,
.ob-badge--info,
.ob-badge--confirmed,
.ob-badge--open {
    background: var(--color-blue-tint);
    color: var(--color-info);
}

.ob-badge--partial,
.ob-badge--warning,
.ob-badge--pending,
.ob-badge--pending_confirmation,
.ob-badge--submitted {
    background: var(--color-yellow-tint);
    color: var(--color-warning);
}

.ob-badge--in-progress,
.ob-badge--in_progress,
.ob-badge--accent {
    background: var(--color-orange-tint);
    color: var(--color-accent);
}

.ob-badge--unfulfilled,
.ob-badge--danger,
.ob-badge--cancelled,
.ob-badge--denied,
.ob-badge--overdue,
.ob-badge--critical {
    background: var(--color-red-tint);
    color: var(--color-danger);
}

.ob-badge--default,
.ob-badge--draft,
.ob-badge--inactive,
.ob-badge--muted {
    background: var(--color-muted-tint);
    color: var(--color-text-muted);
}

.ob-badge--purple {
    background: var(--color-purple-tint);
    color: var(--color-purple);
}

/* 1.3.11 Progress Bar Container */
.ob-progress {
    height: 8px;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-sm);
    overflow: hidden;
    display: flex;
}

/* 1.3.12 Progress Bar Fill Variants */
.ob-progress__fill {
    height: 100%;
    transition: width 0.3s;
}

.ob-progress__fill--success { background: var(--color-success); }
.ob-progress__fill--info { background: var(--color-info); }
.ob-progress__fill--warning { background: var(--color-warning); }
.ob-progress__fill--danger { background: var(--color-danger); }
.ob-progress__fill--accent { background: var(--color-accent); }
.ob-progress__fill--purple { background: var(--color-purple); }

/* 1.3.13 Icon Container (48x48 rounded with tinted bg) */
.ob-icon-container {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

/* 1.3.14 Icon Container Color Variants */
.ob-icon-container--blue { background: var(--color-blue-tint); }
.ob-icon-container--green { background: var(--color-green-tint); }
.ob-icon-container--yellow { background: var(--color-yellow-tint); }
.ob-icon-container--red { background: var(--color-red-tint); }
.ob-icon-container--orange { background: var(--color-orange-tint); }
.ob-icon-container--purple { background: var(--color-purple-tint); }

/* 1.3.15 Metric Label */
.ob-label {
    color: var(--color-text-muted);
    font-size: var(--text-xs);
    margin: 0 0 2px 0;
    text-transform: uppercase;
}

/* 1.3.16 Metric Value */
.ob-value {
    color: var(--color-text-primary);
    font-size: var(--text-base);
    font-weight: 500;
    margin: 0;
}

/* 1.3.17 Large Stat Number */
.ob-stat-number {
    font-size: var(--text-3xl);
    font-weight: 600;
    margin: 0;
}

.ob-stat-number--success { color: var(--color-success); }
.ob-stat-number--warning { color: var(--color-warning); }
.ob-stat-number--danger { color: var(--color-danger); }
.ob-stat-number--info { color: var(--color-info); }
.ob-stat-number--accent { color: var(--color-accent); }
.ob-stat-number--purple { color: var(--color-purple); }

/* Stat description (13px secondary text under a number) */
.ob-stat-desc {
    color: var(--color-text-secondary);
    font-size: var(--text-md);
    margin: var(--space-4) 0 0 0;
}

/* 1.3.18 Empty State */
.ob-empty-state {
    background: var(--color-bg-primary);
    border-radius: var(--radius-2xl);
    padding: var(--space-40);
    text-align: center;
    border: 1px solid var(--color-border);
}

.ob-empty-state__icon {
    margin: 0 auto var(--space-16);
    display: block;
}

.ob-empty-state__title {
    color: var(--color-text-secondary);
    font-size: var(--text-base);
    margin: 0;
}

.ob-empty-state__desc {
    color: var(--color-text-muted);
    font-size: var(--text-md);
    margin: var(--space-8) 0 0 0;
}

/* 1.3.19 List Item */
.ob-list-item {
    padding: 14px var(--space-16);
    border-bottom: 1px solid var(--color-border);
}

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

/* 1.3.20 Callout */
.ob-callout {
    padding: var(--space-8) var(--space-12);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--space-8);
    font-size: var(--text-sm);
}

.ob-callout--warning {
    background: var(--color-yellow-subtle);
    color: var(--color-warning);
}

.ob-callout--danger {
    background: var(--color-red-subtle);
    color: var(--color-danger);
}

.ob-callout--success {
    background: var(--color-green-subtle);
    color: var(--color-success);
}

.ob-callout--info {
    background: var(--color-blue-subtle);
    color: var(--color-info);
}

/* ==========================================================================
   1.4 Form Component Classes
   ========================================================================== */

/* 1.4.1 Text Input */
.ob-input {
    width: 100%;
    padding: var(--space-10);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border-accent);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: var(--text-base);
    font-family: inherit;
    margin: 0;
}

.ob-input:focus {
    outline: none;
    border-color: var(--color-accent);
}

/* 1.4.2 Select Dropdown */
.ob-select {
    width: 100%;
    padding: var(--space-10);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border-accent);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: var(--text-base);
    font-family: inherit;
    margin: 0;
    cursor: pointer;
}

.ob-select:focus {
    outline: none;
    border-color: var(--color-accent);
}

/* 1.4.3 Textarea */
.ob-textarea {
    width: 100%;
    padding: var(--space-10);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border-accent);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: var(--text-base);
    font-family: inherit;
    resize: vertical;
    margin: 0;
}

.ob-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
}

/* 1.4.4 Form Label */
.ob-form-label {
    display: block;
    color: var(--color-text-primary);
    font-size: var(--text-base);
    margin-bottom: var(--space-8);
}

/* 1.4.5 Form Hint */
.ob-form-hint {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    margin-top: var(--space-4);
    display: block;
}

/* 1.4.6 Form Group */
.ob-form-group {
    margin-bottom: var(--space-16);
}

/* 1.4.7 Form Row */
.ob-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
}

@media (max-width: 768px) {
    .ob-form-row {
        grid-template-columns: 1fr;
    }
}

/* 1.4.8 Radio Group */
.ob-radio-group {
    display: flex;
    gap: var(--space-12);
}

.ob-radio-group label {
    display: flex;
    align-items: center;
    gap: var(--space-8);
    cursor: pointer;
    color: var(--color-text-primary);
    font-size: var(--text-base);
    margin: 0;
}

.ob-radio-group input[type="radio"] {
    accent-color: var(--color-info);
    width: auto;
    margin: 0;
    padding: 0;
}

/* Checkbox styling */
.ob-checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--space-8);
    cursor: pointer;
    color: var(--color-text-primary);
    font-size: var(--text-base);
}

.ob-checkbox-label input[type="checkbox"] {
    accent-color: var(--color-accent);
    width: auto;
    margin: 0;
    padding: 0;
}

/* Read-only display value (not editable, just shows data) */
.ob-form-value {
    color: var(--color-text-secondary);
    font-size: var(--text-base);
}

/* ==========================================================================
   1.5 Modal Component Classes
   ========================================================================== */

/* 1.5.1 Modal Overlay */
.ob-modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-bg-overlay);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.ob-modal-overlay--visible {
    display: flex;
}

/* 1.5.2 Modal Container */
.ob-modal {
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow: auto;
}

.ob-modal--lg {
    max-width: 600px;
}

.ob-modal--xl {
    max-width: 800px;
}

/* 1.5.3 Modal Header */
.ob-modal__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-20);
    border-bottom: 1px solid var(--color-border);
}

.ob-modal__title {
    color: var(--color-accent);
    margin: 0;
    font-size: var(--text-xl);
}

.ob-modal__title--info {
    color: var(--color-info);
}

.ob-modal__close {
    background: none;
    border: none;
    color: var(--color-text-muted);
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

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

/* 1.5.4 Modal Body */
.ob-modal__body {
    padding: var(--space-20);
}

/* 1.5.5 Modal Footer */
.ob-modal__footer {
    display: flex;
    gap: var(--space-12);
    justify-content: flex-end;
    padding-top: var(--space-16);
    border-top: 1px solid var(--color-border);
}

/* ==========================================================================
   1.6 Navigation Component Classes
   ========================================================================== */

/* 1.6.1 Tab Bar */
.ob-tabs {
    display: flex;
    border-bottom: 2px solid var(--color-border);
    margin-bottom: var(--space-24);
    gap: 0;
}

/* 1.6.2 Individual Tab */
.ob-tab {
    color: var(--color-text-secondary);
    text-decoration: none;
    padding: var(--space-12) var(--space-24);
    border-bottom: 3px solid transparent;
    transition: all 0.2s;
    font-size: var(--text-base);
    cursor: pointer;
    background: none;
    border-top: none;
    border-left: none;
    border-right: none;
    font-family: inherit;
}

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

.ob-tab--active,
.ob-tab.active {
    color: var(--color-accent);
    border-bottom-color: var(--color-accent);
}

/* 1.6.3 Inline Filter Dropdown */
.ob-filter-select {
    background: var(--color-bg-secondary);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border-accent);
    padding: var(--space-8) var(--space-12);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    font-family: inherit;
    cursor: pointer;
}

.ob-filter-select:focus {
    outline: none;
    border-color: var(--color-accent);
}

/* 1.6.4 Quick Actions (stacked button group) */
.ob-quick-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
}

/* ==========================================================================
   1.7 Table Component Classes
   ========================================================================== */

/* 1.7.1 Base Table */
.ob-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-bg-primary);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

/* 1.7.2 Table Header */
.ob-table__header {
    background: var(--color-bg-primary);
}

.ob-table__header th {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-align: left;
    padding: var(--space-12) var(--space-16);
    border-bottom: 1px solid var(--color-border);
}

/* 1.7.3 Table Body Row */
.ob-table__row {
    border-bottom: 1px solid var(--color-border);
}

.ob-table__row:last-child {
    border-bottom: none;
}

.ob-table__row:hover {
    background: rgba(255, 255, 255, 0.02);
}

/* 1.7.4 Table Cell */
.ob-table__cell {
    padding: var(--space-12) var(--space-16);
    color: var(--color-text-primary);
    font-size: var(--text-base);
    vertical-align: middle;
}

.ob-table__cell--muted {
    color: var(--color-text-muted);
}

.ob-table__cell--secondary {
    color: var(--color-text-secondary);
}

.ob-table__cell--accent {
    color: var(--color-accent);
    font-weight: 500;
}

.ob-table__cell--success {
    color: var(--color-success);
    font-weight: 500;
}

/* 1.7.5 Striped Table */
.ob-table--striped .ob-table__row:nth-child(even) {
    background: rgba(255, 255, 255, 0.02);
}

/* ==========================================================================
   1.8 Toast Notification Classes
   ========================================================================== */

/* 1.8.1 Base Toast */
.ob-toast {
    display: none;
    position: fixed;
    bottom: var(--space-24);
    right: var(--space-24);
    padding: var(--space-16) var(--space-24);
    border-radius: var(--radius-lg);
    color: var(--color-text-primary);
    font-size: var(--text-base);
    z-index: 2000;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s;
}

.ob-toast--visible {
    transform: translateY(0);
    opacity: 1;
}

/* 1.8.2 Toast Color Variants */
.ob-toast--success { background: var(--color-success); }
.ob-toast--error { background: var(--color-danger); }
.ob-toast--info { background: var(--color-info); }

/* ==========================================================================
   Additional Utility Classes
   ========================================================================== */

/* Text color utilities */
.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }
.text-accent { color: var(--color-accent); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-danger { color: var(--color-danger); }
.text-info { color: var(--color-info); }
.text-purple { color: var(--color-purple); }

/* Font size utilities */
.text-xs { font-size: var(--text-xs); }
.text-sm { font-size: var(--text-sm); }
.text-md { font-size: var(--text-md); }
.text-base { font-size: var(--text-base); }
.text-lg { font-size: var(--text-lg); }
.text-xl { font-size: var(--text-xl); }
.text-2xl { font-size: var(--text-2xl); }
.text-3xl { font-size: var(--text-3xl); }

/* Font weight utilities */
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

/* Truncate text */
.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Border utility */
.border-top { border-top: 1px solid var(--color-border); }
.border-bottom { border-bottom: 1px solid var(--color-border); }

/* Background utilities */
.bg-secondary { background: var(--color-bg-secondary); }

/* Cursor */
.cursor-pointer { cursor: pointer; }

/* Hide/Show */
.hidden { display: none; }

/* Card inside another card (info block) */
.ob-info-block {
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--space-16);
}

/* Section label (small uppercase text used as group headers) */
.ob-section-label {
    color: var(--color-text-secondary);
    font-size: var(--text-md);
    font-weight: 500;
    margin: 0 0 var(--space-12) 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Search bar styling */
.ob-search {
    width: 100%;
    padding: var(--space-10) var(--space-16);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border-accent);
    border-radius: var(--radius-lg);
    color: var(--color-text-primary);
    font-size: var(--text-base);
    font-family: inherit;
}

.ob-search:focus {
    outline: none;
    border-color: var(--color-accent);
}

.ob-search::placeholder {
    color: var(--color-text-muted);
}

/* Responsive page padding */
.ob-page {
    padding: var(--space-24);
}

@media (max-width: 768px) {
    .ob-page {
        padding: var(--space-16);
    }
}