/* Store Credit Management Portal - Production Styles */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* CSS Custom Properties */
:root {
    /* Color System */
    --primary: #1976d2;
    --primary-dark: #1565c0;
    --primary-light: #e3f2fd;
    --success: #2e7d32;
    --success-light: #e8f5e8;
    --warning: #f57c00;
    --error: #d32f2f;
    --error-light: #ffebee;

    /* Neutral Palette */
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #eeeeee;
    --gray-300: #e0e0e0;
    --gray-400: #bdbdbd;
    --gray-500: #9e9e9e;
    --gray-600: #757575;
    --gray-700: #616161;
    --gray-800: #424242;
    --gray-900: #212121;

    /* Typography Scale */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-xs: 0.75rem;
    --font-sm: 0.875rem;
    --font-base: 1rem;
    --font-lg: 1.125rem;
    --font-xl: 1.25rem;
    --font-2xl: 1.5rem;
    --font-3xl: 1.875rem;

    /* Spacing Scale */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 0.75rem;
    --space-lg: 1rem;
    --space-xl: 1.5rem;
    --space-2xl: 2rem;
    --space-3xl: 3rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.2s ease;
    --transition-slow: 0.3s ease;

    /* Semantic Aliases (used by admin/detail sections) */
    --border: var(--gray-300);
    --surface: #ffffff;
    --background-secondary: var(--gray-50);
    --text-primary: var(--gray-900);
    --text-secondary: var(--gray-600);
    --text-tertiary: var(--gray-500);
    --radius: var(--radius-md);
    --transition: var(--transition-base);
    --font-md: var(--font-base);
    --warning-light: #fff3e0;

    /* Font weight scale */
    --weight-normal: 400;
    --weight-medium: 500;
    --weight-semibold: 600;
    --weight-bold: 700;

    /* Line-height scale */
    --leading-tight: 1.2;
    --leading-snug: 1.4;
    --leading-normal: 1.5;
    --leading-relaxed: 1.6;

    /* Motion easing */
    --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);

    /* Z-index scale */
    --z-dropdown: 100;
    --z-overlay: 1000;
    --z-modal: 1100;
    --z-toast: 10000;

    /* Relationship status colors (light) */
    --status-interested-bg: #fee2e2;
    --status-interested-fg: #991b1b;
    --status-interested-border: #fca5a5;
    --status-paid-bg: #fef3c7;
    --status-paid-fg: #92400e;
    --status-paid-border: #fde68a;
    --status-picked-bg: #d1fae5;
    --status-picked-fg: #065f46;
    --status-picked-border: #6ee7b7;

    /* Staff role badge gradients */
    --role-admin-from: #e74c3c;
    --role-admin-to: #c0392b;
    --role-readonly-from: #95a5a6;
    --role-readonly-to: #7f8c8d;

    /* Search-term highlight */
    --highlight-bg: #ffeb3b;
    --highlight-fg: #1a1a1a;

    /* Card hover affordance */
    --card-hover-border: var(--gray-400);

    /* Accent shades for interactive states */
    --primary-darker: #0f5aa8;
    --success-dark: #1b5e20;
    --text-on-accent: #ffffff;

    /* Overlay scrim (modals, command palette) */
    --overlay-backdrop: rgba(15, 23, 42, 0.45);
}

/* ======================
   Dark Theme
   ====================== */
[data-theme="dark"] {
    --primary: #64b5f6;
    --primary-dark: #42a5f5;
    --primary-light: rgba(100, 181, 246, 0.15);
    --success: #66bb6a;
    --success-light: rgba(102, 187, 106, 0.15);
    --warning: #ffa726;
    --warning-light: rgba(255, 167, 38, 0.12);
    --error: #ef5350;
    --error-light: rgba(239, 83, 80, 0.15);

    --gray-50: #1a1a2e;
    --gray-100: #1f1f35;
    --gray-200: #2a2a42;
    --gray-300: #3a3a52;
    --gray-400: #5a5a72;
    --gray-500: #8888a0;
    --gray-600: #aaaabc;
    --gray-700: #c0c0d0;
    --gray-800: #dddde8;
    --gray-900: #eeeef4;

    --border: var(--gray-300);
    --surface: #1e1e32;
    --background-secondary: var(--gray-100);
    --text-primary: var(--gray-900);
    --text-secondary: var(--gray-600);
    --text-tertiary: var(--gray-500);

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.35);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4);

    /* Relationship status colors (dark) */
    --status-interested-bg: rgba(239, 83, 80, 0.18);
    --status-interested-fg: #ff9a9a;
    --status-interested-border: rgba(239, 83, 80, 0.5);
    --status-paid-bg: rgba(255, 167, 38, 0.18);
    --status-paid-fg: #ffcc80;
    --status-paid-border: rgba(255, 167, 38, 0.5);
    --status-picked-bg: rgba(102, 187, 106, 0.18);
    --status-picked-fg: #a5d6a7;
    --status-picked-border: rgba(102, 187, 106, 0.5);

    /* Search-term highlight (dark) */
    --highlight-bg: rgba(255, 213, 79, 0.85);
    --highlight-fg: #1a1a2e;

    /* Card hover affordance (dark) */
    --card-hover-border: var(--primary);

    /* Accent shades for interactive states (dark) */
    --primary-darker: #3d8fd9;
    --success-dark: #4f9e52;

    /* Overlay scrim (dark) */
    --overlay-backdrop: rgba(0, 0, 0, 0.6);
}

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

body {
    font-family: var(--font-family);
    font-size: var(--font-base);
    line-height: 1.5;
    color: var(--text-primary);
    background: var(--gray-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Light mode body gradient */
[data-theme="light"] body,
:root:not([data-theme]) body {
    background:
        radial-gradient(circle at 100% 0, rgba(25, 118, 210, 0.06) 0%, rgba(25, 118, 210, 0) 36%),
        linear-gradient(180deg, #eff4fa 0%, #e9f0f7 100%);
}

[data-theme="dark"] body {
    background: linear-gradient(180deg, #14142a 0%, #1a1a30 100%);
}

/* Screen Management */
.screen {
    display: none;
}

.screen.active {
    display: block;
}

/* Login Screen */
#loginScreen.active {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.login-container {
    background: var(--surface);
    padding: var(--space-3xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 400px;
    text-align: center;
    animation: loginSlideUp 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes loginSlideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.login-logo {
    height: 60px;
    width: auto;
}

.login-container h1 {
    font-size: var(--font-3xl);
    font-weight: 700;
    color: var(--text-primary);
}

.login-tagline {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    margin-top: var(--space-xs);
    letter-spacing: 0.03em;
}

.pin-input-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

#pinInput {
    width: 100%;
    padding: var(--space-lg);
    font-size: var(--font-xl);
    font-weight: 600;
    text-align: center;
    letter-spacing: 0.2em;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

#pinInput:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

/* Button System */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    font-size: var(--font-base);
    font-weight: 500;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast),
        background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
    text-decoration: none;
    line-height: 1;
    white-space: nowrap;
}

/* Unified interaction states for every button variant */
.btn:hover:not(:disabled) {
    transform: translateY(-1px);
}

.btn:active:not(:disabled) {
    transform: translateY(0);
}

.btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-darker) 100%);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--surface);
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--gray-100);
    border-color: var(--gray-400);
}

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

.btn-success:hover {
    background: var(--success-dark);
    box-shadow: var(--shadow-sm);
}

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

.btn-danger:hover {
    background: var(--error);
    color: var(--text-on-accent);
}

.btn-sm {
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-sm);
}

.btn-lg {
    padding: var(--space-lg) var(--space-xl);
    font-size: var(--font-lg);
    min-width: 180px;
}

.btn-warning {
    background: var(--warning);
    color: #fff;
}

.btn-warning:hover {
    filter: brightness(0.9);
}

/* Layout Components */
.app-header {
    background: color-mix(in srgb, var(--surface) 97%, transparent);
    border-bottom: none;
    padding: var(--space-sm) var(--space-xl);
    min-height: 72px;
    height: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
    flex-wrap: nowrap;
    box-shadow: 0 1px 0 var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: background-color 0.3s ease;
}

.app-header-left {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    min-width: 0;
}

.app-logo {
    height: 44px;
    width: auto;
}

.app-header h1 {
    font-size: var(--font-2xl);
    font-weight: 700;
    color: var(--gray-900);
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
    justify-content: flex-end;
}

.user-info span {
    font-size: var(--font-sm);
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--background-secondary);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    line-height: 1.2;
    white-space: nowrap;
}

/* Command palette trigger button */
.cmdk-trigger {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
}

.cmdk-trigger-kbd {
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
    font-size: 0.7rem;
    font-weight: 600;
    line-height: 1;
    color: var(--text-secondary);
    background: var(--gray-100);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 2px 5px;
}

/* Header with Back Button */
.header-with-back {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.header-with-back h1 {
    font-size: var(--font-xl);
    margin: 0;
}

/* Navigation Tabs */
.main-tabs {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex: 1 1 auto;
    min-width: 0;
    margin: 0;
    padding: 0;
    border: none;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.tab-btn {
    padding: var(--space-sm) var(--space-lg);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--gray-100);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition:
        color var(--transition-base),
        background var(--transition-base),
        transform var(--transition-fast),
        box-shadow var(--transition-base);
    position: relative;
    flex: 0 0 auto;
    transform: translateY(0);
}

.tab-btn:hover {
    color: var(--primary-dark);
    background: var(--gray-200);
}

.tab-btn.active {
    color: #ffffff;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    font-weight: 600;
    box-shadow: 0 8px 16px -10px rgba(23, 104, 190, 0.85);
    transform: translateY(-1px);
}

.tab-btn.active::after {
    content: none;
}

.tab-btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.22);
}

.main-tabs::-webkit-scrollbar {
    height: 6px;
}

.main-tabs::-webkit-scrollbar-track {
    background: transparent;
}

.main-tabs::-webkit-scrollbar-thumb {
    background: #c5d5eb;
    border-radius: 999px;
}

/* Main Content */
.main-content {
    padding: var(--space-lg);
    max-width: 1400px;
    margin: 0 auto;
}

.tab-panel {
    display: none !important;
}

.tab-panel.active {
    display: block !important;
}

.tab-panel.active.tab-panel-enter {
    animation: tabPanelEnter 220ms cubic-bezier(0.22, 1, 0.36, 1);
    transform-origin: top center;
}

@keyframes tabPanelEnter {
    from {
        opacity: 0;
        transform: translateY(6px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .tab-btn {
        transition: none;
    }

    .tab-btn.active {
        transform: none;
    }

    .tab-panel.active.tab-panel-enter {
        animation: none;
    }
}

/* Cards */
.card {
    background: var(--surface);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
    overflow: hidden;
    margin-bottom: var(--space-md);
    transition: background-color 0.3s ease;
}

.card-header {
    padding: var(--space-md) var(--space-lg);
    border-bottom: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--background-secondary);
}

.card-header h2 {
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--text-primary);
}

.card-content {
    padding: var(--space-lg);
}

/* Statistics Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.stat-card {
    background: var(--surface);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    transition: background-color 0.3s ease;
}

.stat-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-lg);
}

.stat-icon.customers {
    background: var(--primary-light);
    color: var(--primary);
}

.stat-icon.credit {
    background: var(--success-light);
    color: var(--success);
}

.stat-icon.transactions {
    background: var(--warning);
    color: white;
}

.stat-details h3 {
    font-size: var(--font-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.stat-details p {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    font-weight: 500;
}

/* Search Interface */
.search-input-wrapper {
    position: relative;
    flex: 1;
}

.search-icon {
    position: absolute;
    left: var(--space-lg);
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary);
    pointer-events: none;
    z-index: 1;
}

.search-icon svg {
    width: 1.25rem;
    height: 1.25rem;
    stroke: currentColor;
    stroke-width: 1.5;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.search-input {
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    padding-left: 3rem;
    padding-right: 3rem;
    font-size: var(--font-base);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
    min-height: 44px;
    background: var(--surface);
}

.search-input::placeholder {
    color: var(--gray-500);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.search-clear {
    position: absolute;
    right: var(--space-lg);
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
}

.search-clear button {
    background: none;
    border: none;
    color: var(--gray-500);
    cursor: pointer;
    padding: var(--space-xs);
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-xs);
    transition: var(--transition-fast);
}

.search-clear button:hover {
    background: var(--gray-200);
    color: var(--gray-700);
}

/* Customer Cards */
.customer-results {
    display: grid;
    gap: var(--space-sm);
    min-height: 200px;
}

.customer-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-sm) var(--space-md);
    cursor: pointer;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 60px;
}

.customer-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--primary);
    transform: scaleY(0);
    transition: var(--transition-base);
}

.customer-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.customer-card:hover::before {
    transform: scaleY(1);
}

.customer-card-left {
    flex: 1;
    min-width: 0;
}

.customer-name-row {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    min-width: 0;
    margin-bottom: var(--space-xs);
}

.customer-name-row h3,
.customer-name-row h2 {
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.customer-card h3 {
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.customer-details {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.4;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.customer-card-right {
    margin-left: var(--space-lg);
    flex-shrink: 0;
}

.credit-info {
    font-size: var(--font-lg);
    font-weight: 700;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    display: inline-block;
    text-align: center;
    min-width: 80px;
}

.credit-info.positive {
    background: var(--success-light);
    color: var(--success);
}

.credit-info.negative {
    background: var(--error-light);
    color: var(--error);
}

.credit-info.zero {
    background: var(--gray-100);
    color: var(--gray-600);
}

.subscriber-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    font-size: var(--font-xs);
    font-weight: 600;
    color: var(--primary-dark);
    background: var(--primary-light);
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

/* Transaction History */
.transaction-item {
    display: flex;
    justify-content: space-between;
    align-items: start;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--gray-200);
    transition: var(--transition-base);
    position: relative;
}

.transaction-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: transparent;
    transition: var(--transition-base);
}

.transaction-item:hover {
    background: var(--gray-50);
}

.transaction-item:hover::before {
    background: var(--primary);
}

.transaction-item.positive::before {
    background: var(--success);
}

.transaction-item.negative::before {
    background: var(--error);
}

.transaction-info {
    display: flex;
    justify-content: space-between;
    align-items: start;
    width: 100%;
    gap: var(--space-lg);
}

.transaction-main {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    flex: 1;
}

.transaction-amount-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 80px;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: var(--font-sm);
}

.transaction-amount-badge.credit {
    background: var(--success-light);
    color: var(--success);
    border: 1px solid #c8e6c9;
}

.transaction-amount-badge.debit {
    background: var(--error-light);
    color: var(--error);
    border: 1px solid #ffcdd2;
}

.transaction-note strong {
    color: var(--gray-900);
    font-weight: 600;
}

.transaction-meta {
    display: flex;
    gap: var(--space-lg);
    font-size: var(--font-sm);
    color: var(--gray-600);
}

.transaction-balance {
    text-align: right;
    min-width: 100px;
}

.transaction-balance small {
    display: block;
    font-size: var(--font-xs);
    color: var(--gray-500);
    margin-bottom: var(--space-xs);
}

.transaction-balance strong {
    font-size: var(--font-lg);
    color: var(--gray-900);
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(4px);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--surface);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideIn 0.25s cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(10px);
    }

    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-header {
    padding: var(--space-md);
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 {
    font-size: var(--font-xl);
    font-weight: 600;
    color: var(--text-primary);
}

.close {
    background: none;
    border: none;
    font-size: var(--font-xl);
    color: var(--gray-500);
    cursor: pointer;
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
}

.close:hover {
    background: var(--gray-100);
    color: var(--gray-700);
}

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

.modal-footer {
    padding: var(--space-md);
    border-top: 1px solid var(--gray-200);
    display: flex;
    gap: var(--space-md);
    justify-content: flex-end;
}

.app-dialog-content {
    max-width: 520px;
}

.app-dialog-message {
    color: var(--text-secondary);
    line-height: 1.55;
    margin-bottom: var(--space-md);
}

.app-dialog-footer {
    flex-wrap: wrap;
}

.app-dialog-error {
    display: block;
    margin-top: var(--space-sm);
    color: var(--error);
    font-size: var(--font-sm);
}

/* Forms */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    font-size: var(--font-sm);
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: var(--space-sm);
}

.form-label-with-help {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
}

.label-help-tooltip {
    position: relative;
    display: inline-flex;
    align-items: center;
    cursor: help;
}

.label-help-tooltip:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    border-radius: 999px;
}

.label-help-icon {
    width: 16px;
    height: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--gray-500);
    border-radius: 50%;
    color: var(--gray-600);
    font-size: 11px;
    font-weight: 700;
    line-height: 1;
    user-select: none;
}

.label-help-text {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    width: min(320px, 80vw);
    padding: var(--space-sm);
    border-radius: var(--radius-sm);
    background: var(--text-primary);
    color: var(--surface);
    font-size: var(--font-xs);
    font-weight: 400;
    line-height: 1.35;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--transition-base), visibility var(--transition-base);
    z-index: 10;
}

.label-help-text::before {
    content: "";
    position: absolute;
    top: -5px;
    left: 8px;
    width: 10px;
    height: 10px;
    background: var(--text-primary);
    transform: rotate(45deg);
}

.label-help-tooltip:hover .label-help-text,
.label-help-tooltip:focus .label-help-text,
.label-help-tooltip:focus-within .label-help-text {
    opacity: 1;
    visibility: visible;
}

.form-input {
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    font-size: var(--font-base);
    color: var(--text-primary);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.form-help {
    display: block;
    font-size: var(--font-sm);
    color: var(--gray-600);
    margin-top: var(--space-sm);
}

.help-text {
    display: block;
    font-size: var(--font-sm);
    color: var(--text-secondary);
    margin-top: var(--space-sm);
}

.error {
    color: var(--error);
    background: var(--error-light);
    border: 1px solid color-mix(in srgb, var(--error) 35%, transparent);
    border-radius: var(--radius-md);
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-sm);
    line-height: 1.4;
}

/* A titled group of fields inside a longer form */
.form-section-title {
    margin: var(--space-xl) 0 var(--space-md);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border);
    font-size: var(--font-base);
    font-weight: var(--weight-semibold);
    color: var(--text-primary);
}

/* Two related fields side by side (a date and its time) */
.form-pair {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.form-group.checkbox-group {
    align-items: flex-start;
}

.form-checkbox {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 500;
    color: var(--gray-700);
    cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
}

/* Loading States */
.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid var(--gray-300);
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: var(--space-sm);
}

/* Quantity badge for product/customer relationship status */
.relationship-status.with-quantity,
.relationship-status {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.quantity-badge {
    background: var(--gray-800);
    color: #fff;
    font-size: var(--font-xs);
    padding: 2px 6px;
    border-radius: 12px;
    line-height: 1;
    font-weight: 600;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

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

.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: color-mix(in srgb, var(--surface) 90%, transparent);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    border-radius: inherit;
}

.loading-content {
    text-align: center;
    color: var(--gray-600);
}

/* Empty States */
.empty-state {
    text-align: center;
    padding: var(--space-xl);
    max-width: 500px;
    margin: 0 auto;
}

.empty-state-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
    color: var(--gray-500);
}

.empty-state-icon svg {
    width: 2.5rem;
    height: 2.5rem;
    stroke: currentColor;
    stroke-width: 1.5;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.empty-state h3,
.empty-state h4 {
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-sm);
}

.empty-state p {
    color: var(--gray-600);
    font-size: var(--font-sm);
    line-height: 1.5;
    margin-bottom: var(--space-sm);
}

.empty-state-actions {
    margin-bottom: var(--space-md);
}

/* Notifications */
.notification {
    position: fixed;
    z-index: 10000;
    max-width: 400px;
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--primary);
    border: 1px solid var(--border);
    border-left: 4px solid var(--primary);
    overflow: hidden;
    transform: translateX(100%);
    transition: var(--transition-base);
}

.notification.show {
    transform: translateX(0);
}

.notification.hide {
    transform: translateX(100%);
}

.notification-success {
    border-left-color: var(--success);
}

.notification-error {
    border-left-color: var(--error);
}

.notification-warning {
    border-left-color: var(--warning);
}

.notification-content {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
}

.notification-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
}

.notification-icon svg {
    width: 1rem;
    height: 1rem;
    stroke: currentColor;
    stroke-width: 1.8;
    fill: none;
}

.notification-message {
    flex: 1;
    font-size: var(--font-sm);
    color: var(--text-primary);
}

.notification-progress {
    height: 2px;
    width: 100%;
    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
    animation: notificationProgress 1.3s linear infinite;
    transform-origin: left center;
}

@keyframes notificationProgress {
    from {
        transform: scaleX(0);
        opacity: 0.65;
    }

    to {
        transform: scaleX(1);
        opacity: 1;
    }
}

.notification-close {
    background: none;
    border: none;
    color: var(--gray-500);
    cursor: pointer;
    padding: var(--space-xs);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.notification-close:hover {
    background: var(--gray-100);
}

/* Utility Classes */
.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary);
    color: white;
    padding: var(--space-sm) var(--space-md);
    text-decoration: none;
    border-radius: var(--radius-md);
    z-index: 1000;
    transition: top 0.3s;
}

.skip-link:focus {
    top: 6px;
}

.keyboard-hint {
    margin-top: var(--space-sm);
    color: var(--text-secondary);
}

.keyboard-hint kbd {
    font-family: var(--font-family);
    font-size: var(--font-xs);
    border: 1px solid var(--border);
    border-bottom-width: 2px;
    border-radius: var(--radius-sm);
    background: var(--surface);
    padding: 1px 6px;
}

/* Role-based Visibility */
.admin-only,
.staff-only,
.readonly-only {
    display: none;
}

body.role-admin .admin-only,
body.role-admin .staff-only {
    display: initial;
}

body.role-staff .staff-only {
    display: initial;
}

body.role-readonly .readonly-only {
    display: initial;
}

/* Accessibility */
*:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.btn:focus {
    box-shadow: 0 0 0 3px var(--primary-light);
}

/* Responsive Design */
@media (max-width: 768px) {
    .app-header {
        padding: var(--space-sm) var(--space-md) var(--space-xs);
        height: auto;
        min-height: 64px;
        flex-wrap: wrap;
        gap: var(--space-md);
    }

    .app-header-left {
        flex: 1 1 auto;
    }

    .user-info {
        width: 100%;
        justify-content: flex-start;
        gap: var(--space-sm);
    }

    .user-info span {
        flex: 1 1 100%;
    }

    .app-header .btn {
        width: auto;
    }

    .main-tabs {
        order: 3;
        flex-basis: 100%;
        min-height: 50px;
        padding: var(--space-xs) 0;
        margin: 0;
    }

    .tab-btn {
        padding: var(--space-sm) var(--space-md);
        font-size: var(--font-sm);
        border-radius: var(--radius-md);
    }

    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-sm);
    }

    .stat-card {
        padding: var(--space-sm);
        gap: var(--space-sm);
        flex-direction: column;
        text-align: center;
    }

    .search-container {
        flex-direction: column;
        gap: var(--space-md);
    }

    .customer-card {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }

    .customer-card-right {
        margin-left: 0;
        align-self: flex-end;
    }

    .modal-content {
        width: 95%;
        margin: var(--space-md);
    }

    .modal-footer {
        flex-direction: column-reverse;
        gap: var(--space-sm);
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .cmdk-trigger-kbd {
        display: none;
    }

    .main-content {
        padding: var(--space-md);
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .transaction-item {
        flex-direction: column;
        gap: var(--space-sm);
    }

    .transaction-main {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }
}

/* Customer Detail Page Specific */
.customer-detail-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.product-detail-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.selected-customer {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.customer-summary {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.balance-display {
    font-size: var(--font-2xl);
    font-weight: 700;
    color: var(--primary);
}

.transaction-controls {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.transaction-history {
    border-top: 1px solid var(--border);
    padding-top: var(--space-md);
}

.customer-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    align-items: start;
}

.balance-card {
    text-align: center;
    padding: var(--space-md);
    background: linear-gradient(135deg, var(--primary) 0%, #4785ff 100%);
    border-radius: var(--radius-lg);
    color: white;
}

.balance-label {
    font-size: var(--font-sm);
    opacity: 0.9;
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.balance-amount {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
}

.transaction-controls-detail {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
}

.load-more-transactions {
    margin-top: var(--space-md);
    display: flex;
    justify-content: center;
}

@media (max-width: 768px) {
    .customer-info-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .transaction-controls-detail {
        flex-direction: column;
        align-items: center;
    }
}

/* ======================
   Admin Page Styles
   ====================== */

/* Form Select Styling */
.form-select {
    padding: var(--space-sm);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--text-primary);
    font-size: var(--font-sm);
    transition: all var(--transition);
}

.form-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.form-select:hover {
    border-color: var(--primary-light);
}

/* Staff Grid */
.staff-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-sm);
}

.staff-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: var(--space-md);
    transition: all var(--transition);
    position: relative;
}

.staff-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.staff-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-sm);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--border);
}

.staff-card-name {
    font-size: var(--font-lg);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 var(--space-xs) 0;
}

.staff-card-role {
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius);
    font-size: var(--font-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.staff-card-role.admin {
    background: linear-gradient(135deg, var(--role-admin-from), var(--role-admin-to));
    color: white;
}

.staff-card-role.staff {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
}

.staff-card-role.readonly {
    background: linear-gradient(135deg, var(--role-readonly-from), var(--role-readonly-to));
    color: white;
}

.staff-security-note {
    margin: 0 0 var(--space-sm);
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

.staff-card-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    margin-bottom: var(--space-sm);
}

.staff-card-info-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

.staff-card-actions {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
}

.staff-card-actions .btn {
    flex: 1;
    min-width: 120px;
    font-size: var(--font-md);
    padding: var(--space-md);
    font-weight: 600;
}

.staff-card-actions .btn span {
    margin-right: var(--space-xs);
}

/* System Settings */
.settings-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.setting-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md);
    background: var(--background-secondary);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: all var(--transition);
}

.setting-item:hover {
    border-color: var(--primary-light);
    background: var(--surface);
}

.setting-info h4 {
    margin: 0 0 var(--space-xs) 0;
    font-size: var(--font-md);
    font-weight: 600;
    color: var(--text-primary);
}

.setting-info p {
    margin: 0;
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

.setting-control {
    min-width: 200px;
}

.setting-control-stack {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
    min-width: 220px;
}

.setting-control-stack .form-input {
    max-width: 140px;
}

/* Settings Actions */
.settings-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: flex-end;
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border);
}

/* Dangerous Actions in Modals */
.dangerous-actions {
    margin-top: var(--space-xl);
    padding: var(--space-lg);
    background: var(--background-secondary);
    border: 1px solid #fecaca;
    border-radius: var(--radius);
}

.dangerous-actions h4 {
    color: #dc2626;
    font-size: var(--font-md);
    font-weight: 600;
    margin: 0 0 var(--space-xs) 0;
}

.danger-warning {
    color: #7f1d1d;
    font-size: var(--font-sm);
    margin: 0 0 var(--space-md) 0;
    font-style: italic;
}

.danger-buttons {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.danger-buttons .btn {
    font-size: var(--font-sm);
}

/* Status Indicators */
.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-sm);
    font-weight: 600;
}

.status-indicator.active {
    color: var(--success);
}

.status-indicator.inactive {
    color: var(--error);
}

.status-indicator::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
}

/* Responsive Admin Styles */
@media (max-width: 768px) {
    .staff-grid {
        grid-template-columns: 1fr;
    }

    .setting-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
    }

    .setting-control {
        min-width: unset;
        width: 100%;
    }

    .settings-actions {
        flex-direction: column;
        gap: var(--space-sm);
    }

    .settings-actions .btn {
        width: 100%;
    }

    .staff-card-actions {
        justify-content: flex-start;
        flex-wrap: wrap;
    }
}

/* ======================
   Enhanced Customer Detail Page
   ====================== */

/* Balance highlight for customer page */
.stat-card.balance-highlight {
    border: 2px solid var(--primary);
    background: linear-gradient(135deg, var(--primary-light), rgba(255, 255, 255, 0.1));
}

.stat-card.balance-highlight .stat-details h3 {
    color: var(--primary);
    font-size: var(--font-xl);
    font-weight: 700;
}

/* Simplified Contact Details */
.contact-details-simple {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.contact-row {
    font-size: var(--font-md);
    line-height: 1.5;
}

.contact-row strong {
    color: var(--text-secondary);
    font-weight: 600;
    min-width: 80px;
    display: inline-block;
}

.contact-row span {
    color: var(--text-primary);
}

/* Simplified Notes */
.notes-simple {
    font-size: var(--font-md);
    line-height: 1.6;
    color: var(--text-primary);
    min-height: 100px;
    padding: var(--space-md);
    background: var(--background-secondary);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}


/* Customer Details Grid */
.customer-details-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

/* Responsive Customer Detail */
@media (max-width: 768px) {
    .customer-details-grid {
        grid-template-columns: 1fr;
    }
}

/* Product Detail Grid */
.product-details-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

/* Product Info Rows */
.product-info-simple {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.info-row {
    font-size: var(--font-md);
    line-height: 1.5;
}

.info-row strong {
    color: var(--text-secondary);
    font-weight: 600;
    min-width: 120px;
    display: inline-block;
}

.info-row span {
    color: var(--text-primary);
}

/* Responsive Product Detail */
@media (max-width: 768px) {
    .product-details-grid {
        grid-template-columns: 1fr;
    }
}

/* Product Management Styles */

/* Product Lines List */
.product-lines-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.product-line-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: var(--space-sm) var(--space-md);
    transition: all 0.2s ease;
}

.product-line-card:hover {
    border-color: var(--primary-light);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.product-line-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.product-line-header h4 {
    margin: 0;
    color: var(--text-primary);
    font-size: var(--font-lg);
    font-weight: 600;
}

.product-line-actions {
    display: flex;
    gap: var(--space-sm);
}

/* Product Results */
.product-results {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.product-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-sm) var(--space-md);
    transition: border-color 0.2s ease, box-shadow 0.22s ease, transform 0.22s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.product-card:hover,
.product-card:focus-visible {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.product-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    bottom: 10px;
    width: 4px;
    background: linear-gradient(180deg, var(--primary-dark) 0%, var(--primary) 65%, var(--primary-dark) 100%);
    border-radius: 0 4px 4px 0;
    opacity: 0.34;
    transition: top 0.22s cubic-bezier(0.22, 1, 0.36, 1), bottom 0.22s cubic-bezier(0.22, 1, 0.36, 1),
        width 0.2s ease, opacity 0.2s ease, box-shadow 0.2s ease;
}

.product-card:hover::before,
.product-card:focus-visible::before {
    top: 0;
    bottom: 0;
    width: 6px;
    opacity: 0.96;
    box-shadow: 0 0 12px var(--primary-light);
}

@media (prefers-reduced-motion: reduce) {
    .product-card,
    .product-card::before {
        transition: none;
    }

    .product-card:hover,
    .product-card:focus-visible {
        transform: none;
    }
}

.product-main-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.product-metadata {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: var(--space-xs);
    flex-shrink: 0;
    margin-left: var(--space-lg);
}

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

.product-header h4 {
    margin: 0;
    color: var(--text-primary);
    font-size: var(--font-base);
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
    min-width: 0;
}

.product-line-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px var(--space-sm);
    background: var(--primary-light);
    color: var(--primary);
    border-radius: var(--radius-sm);
    font-size: var(--font-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    flex-shrink: 0;
}

.product-details {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    font-size: var(--font-sm);
    color: var(--gray-600);
    flex-wrap: wrap;
}

.product-detail-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    white-space: nowrap;
}

.product-detail-item strong {
    color: var(--gray-700);
    font-weight: 500;
}

.product-price {
    color: var(--success);
    font-weight: 600;
}

.product-notes-preview {
    color: var(--gray-500);
    font-size: var(--font-xs);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 300px;
}

.product-price-large {
    font-size: var(--font-lg);
    font-weight: 700;
    color: var(--success);
}

.product-release-date {
    font-size: var(--font-sm);
    color: var(--gray-600);
    white-space: nowrap;
}

.product-actions {
    display: flex;
    gap: var(--space-xs);
    flex-shrink: 0;
    margin-left: auto;
}

/* Product Relationships */
.product-relationships {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.relationship-summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.relationship-summary-total {
    color: var(--text-primary);
    font-size: var(--font-sm);
    font-weight: 600;
}

.relationship-summary-meta {
    margin-left: var(--space-xs);
    color: var(--text-secondary);
    font-weight: 500;
}

.relationship-summary-breakdown {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.relationship-summary-chip {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: var(--font-xs);
    font-weight: 600;
    white-space: nowrap;
}

.customer-interest-card .relationship-summary {
    background: color-mix(in srgb, var(--background-secondary) 84%, var(--surface) 16%);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 10px 14px;
    margin-bottom: var(--space-sm);
}

.customer-interest-card .relationship-summary-total strong {
    font-size: var(--font-lg);
    line-height: 1;
    margin-left: 2px;
}

.customer-interest-card .relationship-summary-chip {
    padding: 6px 12px;
    font-weight: 700;
}

.product-relationships .customer-relationship-card {
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 16px;
    padding: 14px 18px;
    min-height: 0;
}

.customer-relationship-main {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.customer-relationship-main h4 {
    margin: 0;
    color: var(--text-primary);
    font-size: var(--font-lg);
    font-weight: 600;
    line-height: 1.25;
}

.relationship-meta-line {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    font-size: var(--font-sm);
}

.relationship-meta-line strong {
    color: var(--text-primary);
    font-weight: 600;
}

.relationship-meta-separator {
    color: var(--text-tertiary);
}

.relationship-note-inline {
    max-width: 100%;
    color: var(--text-secondary);
    font-size: var(--font-xs);
    line-height: 1.35;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.relationship-note-inline strong {
    color: var(--text-primary);
    font-weight: 600;
}

.relationship-status-stack {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    justify-self: end;
}

.product-relationships .relationship-status-stack .status-badge {
    min-width: 118px;
    height: 36px;
    padding: 8px 14px;
    font-size: 11px;
    letter-spacing: 0.8px;
}

.product-relationships .relationship-status-stack .quantity-badge {
    border-radius: 999px;
    padding: 4px 8px;
}

.product-relationships .relationship-actions {
    justify-content: flex-end;
}

.product-relationships .relationship-actions .btn-sm {
    height: 36px;
    padding: 7px 14px;
}

.relationship-card,
.customer-relationship-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 18px 24px;
    transition: all 0.15s ease;
    display: grid;
    grid-template-columns: 1fr auto auto;
    align-items: center;
    gap: 32px;
    min-height: 72px;
}

.relationship-card:hover,
.customer-relationship-card:hover {
    border-color: var(--card-hover-border);
    box-shadow: var(--shadow-md);
}

.relationship-main {
    display: flex;
    align-items: center;
    gap: 20px;
    flex: 1;
    min-width: 0;
}

.relationship-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 40px;
}

.relationship-name {
    margin: 0;
    color: var(--text-primary);
    font-size: var(--font-lg);
    font-weight: var(--weight-semibold);
    line-height: var(--leading-tight);
}

.relationship-product {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    margin: 0;
    line-height: var(--leading-tight);
}

.relationship-quantity {
    margin-left: var(--space-sm);
    color: var(--text-secondary);
    font-weight: 600;
}

.relationship-status-large {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.relationship-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0;
}

.relationship-header h4 {
    margin: 0;
    color: var(--text-primary);
    font-size: var(--font-base);
    font-weight: 600;
    flex: 1;
    margin-right: var(--space-sm);
}

.relationship-status {
    flex-shrink: 0;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 18px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    white-space: nowrap;
    min-width: 120px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
    height: 40px;
}

.status-interested {
    background: var(--status-interested-bg);
    color: var(--status-interested-fg);
    border: 1px solid var(--status-interested-border);
}

.status-paid_for {
    background: var(--status-paid-bg);
    color: var(--status-paid-fg);
    border: 1px solid var(--status-paid-border);
}

.status-picked_up {
    background: var(--status-picked-bg);
    color: var(--status-picked-fg);
    border: 1px solid var(--status-picked-border);
}

/* Event roster: spots then overflow, numbered in signup order */
.event-signup-checks {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-xs);
}

/* Roster checks: round icon toggles, green when done */
.signup-toggles {
    display: flex;
    gap: var(--space-sm);
}

.signup-toggle {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    min-width: 48px;
    padding: 0;
    border: 0;
    background: none;
    color: var(--text-secondary);
    font: inherit;
    cursor: pointer;
}

.signup-toggle:disabled {
    cursor: wait;
}

.signup-toggle-icon {
    display: grid;
    place-items: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--border);
    border-radius: 50%;
    background: var(--surface);
    color: var(--gray-400);
    transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.signup-toggle-icon svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.signup-toggle:hover .signup-toggle-icon {
    border-color: var(--success);
    color: var(--success);
}

.signup-toggle.is-on .signup-toggle-icon {
    border-color: var(--success);
    background: var(--success);
    color: var(--surface);
}

.signup-toggle:focus-visible {
    outline: none;
}

.signup-toggle:focus-visible .signup-toggle-icon {
    box-shadow: 0 0 0 3px var(--primary-light);
    border-color: var(--primary);
}

.signup-toggle-caption {
    font-size: 10px;
    font-weight: 600;
    line-height: 1;
}

.event-roster-heading {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin: var(--space-md) 0 0;
    color: var(--text-primary);
    font-size: var(--font-base);
    font-weight: 600;
}

.event-roster-heading:first-child {
    margin-top: 0;
}

.event-roster-count {
    color: var(--text-secondary);
    font-size: var(--font-sm);
    font-weight: 500;
    font-variant-numeric: tabular-nums;
}

.event-roster-position {
    margin-right: var(--space-xs);
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
}

/* Decklists: monospace so card counts and set numbers line up */
.decklist-text,
.decklist-input {
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
    font-size: var(--font-sm);
    line-height: 1.5;
}

.decklist-text {
    margin: 0;
    max-height: 60vh;
    overflow-y: auto;
    white-space: pre-wrap;
    color: var(--text-primary);
}

.event-registrations-waiting {
    margin-bottom: var(--space-lg);
}

.event-roster-empty {
    margin: 0;
    color: var(--text-secondary);
    font-size: var(--font-sm);
}

.relationship-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    margin-bottom: var(--space-sm);
}

.relationship-product,
.relationship-contact,
.relationship-notes,
.relationship-price {
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

.relationship-product strong,
.relationship-contact strong,
.relationship-notes strong,
.relationship-price strong {
    color: var(--text-primary);
    font-weight: 600;
}

.relationship-quantity-detail {
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

.relationship-quantity-detail strong {
    color: var(--text-primary);
}

.relationship-actions {
    display: flex;
    gap: 10px;
    flex-shrink: 0;
    align-items: center;
}

.relationship-actions .btn-sm {
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.relationship-meta {
    color: var(--text-tertiary);
    font-size: var(--font-xs);
}

/* Filter Controls */
.filter-controls {
    margin-bottom: var(--space-sm);
    display: flex;
    gap: var(--space-sm);
    align-items: center;
}

.filter-controls .form-select {
    min-width: 200px;
}

/* Header Controls */
.header-controls {
    display: flex;
    gap: var(--space-sm);
    align-items: center;
}

/* Search Container Enhancements */
.search-container {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
    align-items: center;
    background: var(--background-secondary);
    border: none;
    border-radius: var(--radius-lg);
    padding: var(--space-sm);
    box-shadow: var(--shadow-sm);
}

.search-container .form-select {
    min-width: 200px;
}

.search-container>.btn {
    min-height: 44px;
    min-width: 110px;
}

.search-container.focused {
    box-shadow: 0 0 0 3px var(--primary-light), var(--shadow-sm);
}

.confirmation-modal .final-confirmation-title {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.confirmation-modal .final-confirmation-warning {
    font-size: var(--font-base);
    font-weight: 700;
    color: var(--error);
}

.confirmation-modal .modal-footer.swap-order {
    flex-direction: row-reverse;
}

.math-challenge-modal .math-challenge-wrap {
    text-align: center;
    margin: 20px 0;
}

.math-challenge-modal .math-challenge-question {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 10px;
}

.math-challenge-modal .math-challenge-input {
    width: 120px;
    margin: 0 auto;
    text-align: center;
    font-size: 18px;
}

.math-challenge-modal .math-challenge-error {
    margin-top: var(--space-sm);
}

/* Responsive Product Styles */
@media (max-width: 768px) {
    .product-card {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-sm);
    }

    .product-main-info {
        width: 100%;
    }

    .product-metadata {
        margin-left: 0;
        align-items: flex-start;
    }

    .product-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-xs);
    }

    .product-header h4 {
        white-space: normal;
    }

    .product-details {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-xs);
    }

    .product-actions {
        width: 100%;
        margin-left: 0;
        justify-content: flex-start;
        flex-wrap: wrap;
    }

    .product-notes-preview {
        max-width: 100%;
        white-space: normal;
    }

    .relationship-header {
        flex-direction: column;
        gap: var(--space-md);
        align-items: flex-start;
    }

    .customer-interest-card .relationship-summary {
        padding: 10px 12px;
    }

    .customer-interest-card .relationship-summary-breakdown {
        width: 100%;
    }

    .product-relationships .customer-relationship-card {
        grid-template-columns: 1fr;
        gap: 12px;
        padding: 14px;
    }

    .relationship-status-stack {
        justify-self: start;
    }

    .relationship-actions {
        width: 100%;
        justify-content: flex-start;
        flex-wrap: wrap;
    }

    .search-container {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-controls {
        flex-direction: column;
        align-items: stretch;
    }

    .header-controls {
        flex-direction: column;
        align-items: stretch;
    }
}

/* Highlight Search Terms */
mark {
    background-color: var(--highlight-bg);
    color: var(--highlight-fg);
    padding: 0 2px;
    border-radius: 2px;
}

.pagination-summary {
    margin-bottom: var(--space-sm);
    color: var(--gray-600);
}

.pagination-controls {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    margin-top: var(--space-md);
    flex-wrap: wrap;
}

.pagination-controls .btn {
    min-width: 44px;
    justify-content: center;
}

.pagination-status {
    font-size: var(--font-sm);
    color: var(--gray-600);
}

.search-actions {
    margin-top: var(--space-sm);
    display: flex;
    gap: var(--space-sm);
}

/* Customer Search Dropdown in Modal */
.customer-search-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--surface);
    border: 1px solid var(--border);
    border-top: none;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    max-height: 200px;
    overflow-y: auto;
    box-shadow: var(--shadow-md);
    z-index: 1000;
    margin-top: -4px;
}

.customer-search-dropdown.hidden {
    display: none;
}

.customer-search-item {
    padding: var(--space-sm) var(--space-md);
    cursor: pointer;
    transition: background-color 0.15s ease;
    border-bottom: 1px solid var(--gray-100);
}

.customer-search-item:last-child {
    border-bottom: none;
}

.customer-search-item:hover {
    background-color: var(--primary-light);
}

.customer-search-item-name {
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 2px;
}

.customer-search-item-details {
    font-size: var(--font-xs);
    color: var(--gray-600);
}

.customer-search-empty {
    padding: var(--space-md);
    text-align: center;
    color: var(--gray-500);
    font-size: var(--font-sm);
}

.form-group {
    position: relative;
}

/* Reports Table Styles */
.table-container {
    width: 100%;
    overflow-x: auto;
    margin-top: var(--space-lg);
    border: 1px solid var(--border);
    background: var(--surface);
    border-radius: var(--radius-md);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--surface);
    font-size: var(--font-sm);
    font-family: var(--font-family);
}

.data-table thead {
    background: var(--background-secondary);
    border-bottom: 1px solid var(--border);
}

.data-table th {
    padding: 10px 12px;
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 13px;
    border-right: 1px solid var(--gray-200);
}

.data-table th.sortable-column {
    padding: 0;
}

.data-table th:last-child {
    border-right: none;
}

.data-table tbody tr {
    border-bottom: 1px solid var(--gray-200);
}

.data-table tbody tr:last-child {
    border-bottom: none;
}

.data-table tbody tr:hover {
    background: var(--primary-light);
}

.data-table tbody tr:nth-child(even) {
    background: var(--background-secondary);
}

.data-table tbody tr:nth-child(even):hover {
    background: var(--primary-light);
}

.data-table td {
    padding: 8px 12px;
    color: var(--text-primary);
    border-right: 1px solid var(--gray-200);
    font-size: 13px;
}

.data-table td:last-child {
    border-right: none;
}

.data-table td:first-child {
    font-weight: 500;
}

.data-table td:last-child {
    text-align: right;
    font-family: 'Consolas', 'Courier New', monospace;
}

.table-sort-btn {
    width: 100%;
    background: transparent;
    border: none;
    color: inherit;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    padding: 10px 12px;
    font: inherit;
    font-weight: 600;
}

.table-sort-btn:hover {
    background: color-mix(in srgb, var(--primary-light) 45%, transparent);
}

.table-sort-btn.align-right {
    justify-content: flex-end;
}

.table-sort-indicator {
    color: var(--text-tertiary);
    min-width: 1em;
    text-align: right;
}

.table-sort-btn.active .table-sort-indicator {
    color: var(--primary);
}

.report-results {
    position: relative;
    min-height: 120px;
    margin-top: var(--space-sm);
}

.report-results.is-idle {
    min-height: 0;
    margin-top: 0;
}

.report-options {
    border: 1px solid var(--border);
    background: var(--background-secondary);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin-bottom: var(--space-md);
}

.report-options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-lg);
}

.report-option-row {
    margin-top: var(--space-sm);
}

.report-checkbox-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.report-checkbox {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-primary);
    font-weight: 500;
}

.report-checkbox input[type="checkbox"] {
    margin: 0;
    accent-color: var(--primary);
}

.report-actions {
    margin-top: var(--space-lg);
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.report-output {
    position: relative;
    min-height: 180px;
}

.report-output .table-container {
    margin-top: 0;
}

.report-section-card {
    margin-top: var(--space-xl);
}

.report-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.report-view-control {
    margin: 0;
    min-width: 230px;
}

.report-view-control .form-select {
    min-width: 230px;
}

.table-row-label {
    text-align: left;
}

.table-empty-cell {
    text-align: center;
}

.data-table td.table-empty-cell {
    text-align: center;
    font-family: var(--font-family);
}

.error-state {
    padding: var(--space-2xl);
    text-align: center;
}

.error-state .empty-state-icon {
    margin-bottom: var(--space-lg);
    color: var(--error);
}

.error-state .empty-state-icon svg {
    width: 4rem;
    height: 4rem;
}

.error-state h3 {
    font-size: var(--font-xl);
    color: var(--error);
    margin-bottom: var(--space-md);
}

.error-state p {
    color: var(--gray-600);
    margin-bottom: var(--space-xl);
}

/* Report Type Selection Grid */
.report-type-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    align-items: stretch;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
    max-width: 920px;
}

.report-type-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    gap: var(--space-sm);
    transition: all var(--transition-base);
}

.report-type-card:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.report-type-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-xs);
    background: var(--primary-light);
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.report-type-icon svg {
    width: 1.3rem;
    height: 1.3rem;
    stroke: currentColor;
    stroke-width: 1.7;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.report-type-card h3 {
    font-size: var(--font-lg);
    color: var(--text-primary);
    font-weight: 600;
}

.report-type-card p {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    line-height: 1.5;
}

.report-type-card .btn {
    width: 100%;
    margin-top: auto;
}

.report-type-card .btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Report Header Bar */
.report-header-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--gray-300);
}

.report-header-bar .btn {
    min-width: 140px;
}

.report-header-bar .pagination-summary {
    margin: 0;
}

@media (max-width: 768px) {
    .report-header-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }

    .report-type-grid {
        max-width: none;
    }

    .report-actions .btn {
        width: 100%;
    }

    .report-view-control,
    .report-view-control .form-select {
        width: 100%;
        min-width: 0;
    }
}

.icon-inline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--space-sm);
}

.icon-inline svg {
    width: 1.1em;
    height: 1.1em;
    stroke: currentColor;
    stroke-width: 1.5;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* ======================
   Theme Toggle Button
   ====================== */
.btn-icon {
    padding: var(--space-sm);
    min-width: unset;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-icon svg {
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.btn-icon:hover svg {
    transform: rotate(30deg);
}

/* ======================
   Dark Login + Component Overrides
   ====================== */
[data-theme="dark"] #loginScreen.active {
    background: linear-gradient(135deg, #14142a 0%, #1a1a36 100%);
}

[data-theme="dark"] .login-container {
    border: 1px solid var(--border);
}

/* Dark theme PIN input */
[data-theme="dark"] #pinInput {
    background: var(--background-secondary);
    color: var(--text-primary);
    border-color: var(--border);
}

/* Dark theme tab active state */
[data-theme="dark"] .tab-btn.active {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff;
    box-shadow: 0 8px 16px -10px rgba(100, 181, 246, 0.5);
}

[data-theme="dark"] .tab-btn {
    color: var(--text-secondary);
    background: var(--gray-200);
}

[data-theme="dark"] .tab-btn:hover {
    color: var(--primary);
    background: var(--gray-300);
}

/* Dark modal borders */
[data-theme="dark"] .modal-header {
    border-bottom-color: var(--border);
}

[data-theme="dark"] .modal-footer {
    border-top-color: var(--border);
}

/* Dark primary button */
[data-theme="dark"] .btn-primary {
    background: var(--primary);
    color: #0d0d18;
}

[data-theme="dark"] .btn-primary:hover {
    background: var(--primary-dark);
    box-shadow: 0 4px 12px rgba(100, 181, 246, 0.3);
}

/* Balance highlight card in dark mode */
[data-theme="dark"] .stat-card.balance-highlight {
    border-color: var(--primary);
    background: var(--primary-light);
}

/* Staff role badge stays readable in dark mode */
[data-theme="dark"] .staff-card-role.admin {
    background: linear-gradient(135deg, var(--role-admin-from), var(--role-admin-to));
}

[data-theme="dark"] .staff-card-role.staff {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

/* Focus visible only for keyboard */
*:focus:not(:focus-visible) {
    outline: none;
}

*:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* ======================
   Command Palette
   ====================== */
.cmdk-overlay {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 12vh 16px 16px;
    background: var(--overlay-backdrop);
    opacity: 0;
    transition: opacity var(--transition-base) var(--ease-out);
}

/* When closed, the overlay must not exist visually or capture clicks.
   The base display:flex would otherwise override the hidden attribute and
   leave a transparent full-screen layer eating every click. */
.cmdk-overlay[hidden] {
    display: none;
}

.cmdk-overlay:not(.active) {
    pointer-events: none;
}

.cmdk-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.cmdk-panel {
    width: 100%;
    max-width: 560px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    transform: translateY(-8px) scale(0.98);
    opacity: 0;
    transition: transform var(--transition-base) var(--ease-out), opacity var(--transition-base) var(--ease-out);
}

.cmdk-overlay.active .cmdk-panel {
    transform: none;
    opacity: 1;
}

.cmdk-input-row {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border);
}

.cmdk-input-icon {
    display: inline-flex;
    color: var(--text-tertiary);
}

.cmdk-input-icon svg {
    width: 18px;
    height: 18px;
}

.cmdk-input {
    flex: 1;
    min-width: 0;
    border: none;
    background: transparent;
    color: var(--text-primary);
    font-size: var(--font-lg);
    font-family: var(--font-family);
    outline: none;
}

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

.cmdk-esc {
    font-family: var(--font-family);
    font-size: var(--font-xs);
    color: var(--text-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 2px 6px;
}

.cmdk-list {
    max-height: 50vh;
    overflow-y: auto;
    padding: var(--space-xs);
}

.cmdk-group {
    font-size: var(--font-xs);
    font-weight: var(--weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-tertiary);
    padding: var(--space-sm) var(--space-md) var(--space-xs);
}

.cmdk-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    width: 100%;
    text-align: left;
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    padding: var(--space-sm) var(--space-md);
    cursor: pointer;
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: var(--font-base);
}

.cmdk-item.active {
    background: var(--primary-light);
}

.cmdk-item-icon {
    display: inline-flex;
    flex: none;
    color: var(--text-secondary);
}

.cmdk-item-icon svg {
    width: 18px;
    height: 18px;
}

.cmdk-item.active .cmdk-item-icon {
    color: var(--primary);
}

.cmdk-item-body {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 0;
}

.cmdk-item-title {
    font-weight: var(--weight-medium);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cmdk-item-sub {
    font-size: var(--font-sm);
    color: var(--text-tertiary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cmdk-item-meta {
    flex: none;
    font-size: var(--font-sm);
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
}

.cmdk-empty {
    padding: var(--space-2xl);
    text-align: center;
    color: var(--text-tertiary);
}

.cmdk-footer {
    display: flex;
    justify-content: flex-end;
    padding: var(--space-sm) var(--space-lg);
    border-top: 1px solid var(--border);
}

.cmdk-hint {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: var(--font-xs);
    color: var(--text-tertiary);
}

.cmdk-hint kbd {
    font-family: var(--font-family);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 1px 5px;
    font-size: var(--font-xs);
    color: var(--text-secondary);
}

.cmdk-live {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
}

@media (prefers-reduced-motion: reduce) {

    .cmdk-overlay,
    .cmdk-panel {
        transition: none;
    }
}

@media (max-width: 480px) {
    .cmdk-overlay {
        padding: 8vh 10px 10px;
    }

    .cmdk-list {
        max-height: 60vh;
    }
}

/* ======================
   Store Overview
   ====================== */
.overview-loading {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-2xl);
    color: var(--text-secondary);
}

.overview-tiles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.overview-tile {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    padding: var(--space-lg);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.overview-tile-value {
    font-size: var(--font-2xl);
    font-weight: var(--weight-bold);
    color: var(--text-primary);
    letter-spacing: -0.02em;
    font-variant-numeric: tabular-nums;
}

.overview-tile-label {
    font-size: var(--font-sm);
    font-weight: var(--weight-medium);
    color: var(--text-primary);
}

.overview-tile-hint {
    font-size: var(--font-xs);
    color: var(--text-tertiary);
}

.overview-columns {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-lg);
    align-items: start;
}

.overview-card {
    margin-bottom: 0;
}

.overview-list {
    display: flex;
    flex-direction: column;
}

.overview-row {
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-areas: "main meta" "sub meta";
    align-items: center;
    gap: 0 var(--space-md);
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--border);
}

.overview-row:last-child {
    border-bottom: none;
}

.overview-row-main {
    grid-area: main;
    font-weight: var(--weight-medium);
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.overview-row-amount {
    font-weight: var(--weight-semibold);
    font-variant-numeric: tabular-nums;
}

.overview-row-amount.is-credit {
    color: var(--success);
}

.overview-row-amount.is-debit {
    color: var(--error);
}

.overview-row-meta-stack {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 2px;
}

.overview-row-time {
    font-size: var(--font-xs);
    color: var(--text-tertiary);
}

/* Clickable customer / product names in the dashboard lists. */
.overview-link {
    background: none;
    border: none;
    padding: 0;
    margin: 0;
    font: inherit;
    color: inherit;
    cursor: pointer;
    text-align: left;
    justify-self: start;
    min-width: 0;
    max-width: 100%;
}

.overview-link:hover,
.overview-link:focus-visible {
    color: var(--primary);
    text-decoration: underline;
}

.overview-row-sub {
    grid-area: sub;
    font-size: var(--font-sm);
    color: var(--text-tertiary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.overview-row-meta {
    grid-area: meta;
    font-size: var(--font-sm);
    color: var(--text-secondary);
    white-space: nowrap;
}

.overview-empty {
    padding: var(--space-md) 0;
    color: var(--text-tertiary);
    font-size: var(--font-sm);
}

/* Overview quick search */
.overview-search {
    position: relative;
    margin-bottom: var(--space-lg);
}

.overview-search-results {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    right: 0;
    z-index: var(--z-dropdown);
    background: var(--surface);
    border: 1px solid var(--gray-400);
    border-radius: var(--radius-lg);
    box-shadow: 0 0 0 1px var(--border), var(--shadow-xl);
    max-height: 380px;
    overflow-y: auto;
    padding: var(--space-sm);
}

.overview-search-results .cmdk-group {
    color: var(--text-secondary);
    padding: var(--space-sm) var(--space-md) var(--space-xs);
}

.overview-search-results .cmdk-group ~ .cmdk-group {
    margin-top: var(--space-xs);
    padding-top: var(--space-md);
    border-top: 1px solid var(--border);
}

.overview-search-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    width: 100%;
    text-align: left;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    padding: var(--space-sm) var(--space-md);
    cursor: pointer;
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: var(--font-base);
}

.overview-search-item:hover,
.overview-search-item:focus-visible {
    background: var(--primary-light);
}

.overview-search-name {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.overview-search-meta {
    flex: none;
    font-size: var(--font-sm);
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
}

/* ======================
   Audit Trail & Reconciliation
   ====================== */
.audit-intro {
    color: var(--text-secondary);
    font-size: var(--font-sm);
    margin-bottom: var(--space-md);
}

.audit-loading {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-lg);
    color: var(--text-secondary);
}

.audit-error {
    color: var(--error);
    padding: var(--space-md) 0;
}

.audit-ok {
    color: var(--success);
    font-weight: var(--weight-medium);
    padding: var(--space-md) 0;
}

.audit-summary {
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
}

.audit-summary b {
    color: var(--text-primary);
}

.audit-summary .audit-flag {
    color: var(--warning);
}

.audit-table {
    width: 100%;
}

.audit-num {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.audit-num.is-credit {
    color: var(--success);
}

.audit-num.is-debit {
    color: var(--error);
}

.audit-fixed {
    opacity: 0.55;
}

.audit-trail-list {
    display: flex;
    flex-direction: column;
}

.audit-trail-row {
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-areas: "main meta" "sub meta";
    gap: 0 var(--space-md);
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--border);
}

.audit-trail-row:last-child {
    border-bottom: none;
}

.audit-trail-main {
    grid-area: main;
    font-weight: var(--weight-medium);
    color: var(--text-primary);
}

.audit-trail-sub {
    grid-area: sub;
    font-size: var(--font-sm);
    color: var(--text-tertiary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.audit-trail-meta {
    grid-area: meta;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 2px;
}

.audit-amount {
    font-weight: var(--weight-semibold);
    font-variant-numeric: tabular-nums;
}

.audit-amount.is-credit {
    color: var(--success);
}

.audit-amount.is-debit {
    color: var(--error);
}

.audit-trail-time {
    font-size: var(--font-xs);
    color: var(--text-tertiary);
}