/**
 * TaxDebug Modern Admin UI
 * 
 * Tailwind-inspired utility CSS scoped to #taxdebug-app
 * This file provides modern styling without affecting WordPress admin
 * 
 * @package TaxDebug
 */

/* ============================================
   ROOT VARIABLES & RESET (SCOPED)
   ============================================ */

#taxdebug-app {
    --td-primary: #6366f1;
    --td-primary-dark: #4f46e5;
    --td-primary-light: #a5b4fc;
    --td-success: #10b981;
    --td-success-light: #d1fae5;
    --td-warning: #f59e0b;
    --td-warning-light: #fef3c7;
    --td-danger: #ef4444;
    --td-danger-light: #fee2e2;
    --td-info: #3b82f6;
    --td-info-light: #dbeafe;

    --td-gray-50: #f9fafb;
    --td-gray-100: #f3f4f6;
    --td-gray-200: #e5e7eb;
    --td-gray-300: #d1d5db;
    --td-gray-400: #9ca3af;
    --td-gray-500: #6b7280;
    --td-gray-600: #4b5563;
    --td-gray-700: #374151;
    --td-gray-800: #1f2937;
    --td-gray-900: #111827;

    --td-font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --td-shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --td-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --td-shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --td-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --td-radius-sm: 0.25rem;
    --td-radius: 0.5rem;
    --td-radius-lg: 0.75rem;
    --td-radius-xl: 1rem;
    --td-radius-full: 9999px;

    font-family: var(--td-font-sans);
    color: var(--td-gray-800);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

#taxdebug-app *,
#taxdebug-app *::before,
#taxdebug-app *::after {
    box-sizing: border-box;
}

/* ============================================
   LAYOUT UTILITIES
   ============================================ */

#taxdebug-app .td-container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1rem;
}

#taxdebug-app .td-flex {
    display: flex;
}

#taxdebug-app .td-inline-flex {
    display: inline-flex;
}

#taxdebug-app .td-grid {
    display: grid;
}

#taxdebug-app .td-block {
    display: block;
}

#taxdebug-app .td-hidden {
    display: none;
}

#taxdebug-app .td-flex-row {
    flex-direction: row;
}

#taxdebug-app .td-flex-col {
    flex-direction: column;
}

#taxdebug-app .td-flex-wrap {
    flex-wrap: wrap;
}

#taxdebug-app .td-flex-1 {
    flex: 1 1 0%;
}

#taxdebug-app .td-flex-auto {
    flex: 1 1 auto;
}

#taxdebug-app .td-flex-none {
    flex: none;
}

#taxdebug-app .td-grow {
    flex-grow: 1;
}

#taxdebug-app .td-shrink-0 {
    flex-shrink: 0;
}

#taxdebug-app .td-items-start {
    align-items: flex-start;
}

#taxdebug-app .td-items-center {
    align-items: center;
}

#taxdebug-app .td-items-end {
    align-items: flex-end;
}

#taxdebug-app .td-items-stretch {
    align-items: stretch;
}

#taxdebug-app .td-justify-start {
    justify-content: flex-start;
}

#taxdebug-app .td-justify-center {
    justify-content: center;
}

#taxdebug-app .td-justify-end {
    justify-content: flex-end;
}

#taxdebug-app .td-justify-between {
    justify-content: space-between;
}

#taxdebug-app .td-justify-around {
    justify-content: space-around;
}

#taxdebug-app .td-gap-1 {
    gap: 0.25rem;
}

#taxdebug-app .td-gap-2 {
    gap: 0.5rem;
}

#taxdebug-app .td-gap-3 {
    gap: 0.75rem;
}

#taxdebug-app .td-gap-4 {
    gap: 1rem;
}

#taxdebug-app .td-gap-5 {
    gap: 1.25rem;
}

#taxdebug-app .td-gap-6 {
    gap: 1.5rem;
}

#taxdebug-app .td-gap-8 {
    gap: 2rem;
}

#taxdebug-app .td-grid-cols-1 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
}

#taxdebug-app .td-grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

#taxdebug-app .td-grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

#taxdebug-app .td-grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

/* ============================================
   SPACING UTILITIES
   ============================================ */

#taxdebug-app .td-p-0 {
    padding: 0;
}

#taxdebug-app .td-p-1 {
    padding: 0.25rem;
}

#taxdebug-app .td-p-2 {
    padding: 0.5rem;
}

#taxdebug-app .td-p-3 {
    padding: 0.75rem;
}

#taxdebug-app .td-p-4 {
    padding: 1rem;
}

#taxdebug-app .td-p-5 {
    padding: 1.25rem;
}

#taxdebug-app .td-p-6 {
    padding: 1.5rem;
}

#taxdebug-app .td-p-8 {
    padding: 2rem;
}

#taxdebug-app .td-px-2 {
    padding-left: 0.5rem;
    padding-right: 0.5rem;
}

#taxdebug-app .td-px-3 {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
}

#taxdebug-app .td-px-4 {
    padding-left: 1rem;
    padding-right: 1rem;
}

#taxdebug-app .td-px-5 {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
}

#taxdebug-app .td-px-6 {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

#taxdebug-app .td-py-1 {
    padding-top: 0.25rem;
    padding-bottom: 0.25rem;
}

#taxdebug-app .td-py-2 {
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}

#taxdebug-app .td-py-3 {
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
}

#taxdebug-app .td-py-4 {
    padding-top: 1rem;
    padding-bottom: 1rem;
}

#taxdebug-app .td-py-6 {
    padding-top: 1.5rem;
    padding-bottom: 1.5rem;
}

#taxdebug-app .td-py-8 {
    padding-top: 2rem;
    padding-bottom: 2rem;
}

#taxdebug-app .td-pt-2 {
    padding-top: 0.5rem;
}

#taxdebug-app .td-pt-4 {
    padding-top: 1rem;
}

#taxdebug-app .td-pb-2 {
    padding-bottom: 0.5rem;
}

#taxdebug-app .td-pb-4 {
    padding-bottom: 1rem;
}

#taxdebug-app .td-pl-3 {
    padding-left: 0.75rem;
}

#taxdebug-app .td-pl-4 {
    padding-left: 1rem;
}

#taxdebug-app .td-pr-3 {
    padding-right: 0.75rem;
}

#taxdebug-app .td-pr-4 {
    padding-right: 1rem;
}

#taxdebug-app .td-m-0 {
    margin: 0;
}

#taxdebug-app .td-m-auto {
    margin: auto;
}

#taxdebug-app .td-mt-0 {
    margin-top: 0;
}

#taxdebug-app .td-mt-1 {
    margin-top: 0.25rem;
}

#taxdebug-app .td-mt-2 {
    margin-top: 0.5rem;
}

#taxdebug-app .td-mt-3 {
    margin-top: 0.75rem;
}

#taxdebug-app .td-mt-4 {
    margin-top: 1rem;
}

#taxdebug-app .td-mt-5 {
    margin-top: 1.25rem;
}

#taxdebug-app .td-mt-6 {
    margin-top: 1.5rem;
}

#taxdebug-app .td-mt-8 {
    margin-top: 2rem;
}

#taxdebug-app .td-mb-0 {
    margin-bottom: 0;
}

#taxdebug-app .td-mb-1 {
    margin-bottom: 0.25rem;
}

#taxdebug-app .td-mb-2 {
    margin-bottom: 0.5rem;
}

#taxdebug-app .td-mb-3 {
    margin-bottom: 0.75rem;
}

#taxdebug-app .td-mb-4 {
    margin-bottom: 1rem;
}

#taxdebug-app .td-mb-6 {
    margin-bottom: 1.5rem;
}

#taxdebug-app .td-mb-8 {
    margin-bottom: 2rem;
}

#taxdebug-app .td-ml-1 {
    margin-left: 0.25rem;
}

#taxdebug-app .td-ml-2 {
    margin-left: 0.5rem;
}

#taxdebug-app .td-ml-3 {
    margin-left: 0.75rem;
}

#taxdebug-app .td-ml-4 {
    margin-left: 1rem;
}

#taxdebug-app .td-ml-auto {
    margin-left: auto;
}

#taxdebug-app .td-mr-1 {
    margin-right: 0.25rem;
}

#taxdebug-app .td-mr-2 {
    margin-right: 0.5rem;
}

#taxdebug-app .td-mr-3 {
    margin-right: 0.75rem;
}

#taxdebug-app .td-mr-4 {
    margin-right: 1rem;
}

#taxdebug-app .td-mr-auto {
    margin-right: auto;
}

#taxdebug-app .td-mx-auto {
    margin-left: auto;
    margin-right: auto;
}

#taxdebug-app .td-my-4 {
    margin-top: 1rem;
    margin-bottom: 1rem;
}

#taxdebug-app .td-my-6 {
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

#taxdebug-app .td-text-xs {
    font-size: 0.75rem;
    line-height: 1rem;
}

#taxdebug-app .td-text-sm {
    font-size: 0.875rem;
    line-height: 1.25rem;
}

#taxdebug-app .td-text-base {
    font-size: 1rem;
    line-height: 1.5rem;
}

#taxdebug-app .td-text-lg {
    font-size: 1.125rem;
    line-height: 1.75rem;
}

#taxdebug-app .td-text-xl {
    font-size: 1.25rem;
    line-height: 1.75rem;
}

#taxdebug-app .td-text-2xl {
    font-size: 1.5rem;
    line-height: 2rem;
}

#taxdebug-app .td-text-3xl {
    font-size: 1.875rem;
    line-height: 2.25rem;
}

#taxdebug-app .td-text-4xl {
    font-size: 2.25rem;
    line-height: 2.5rem;
}

#taxdebug-app .td-font-normal {
    font-weight: 400;
}

#taxdebug-app .td-font-medium {
    font-weight: 500;
}

#taxdebug-app .td-font-semibold {
    font-weight: 600;
}

#taxdebug-app .td-font-bold {
    font-weight: 700;
}

#taxdebug-app .td-text-left {
    text-align: left;
}

#taxdebug-app .td-text-center {
    text-align: center;
}

#taxdebug-app .td-text-right {
    text-align: right;
}

#taxdebug-app .td-uppercase {
    text-transform: uppercase;
}

#taxdebug-app .td-lowercase {
    text-transform: lowercase;
}

#taxdebug-app .td-capitalize {
    text-transform: capitalize;
}

#taxdebug-app .td-tracking-wide {
    letter-spacing: 0.025em;
}

#taxdebug-app .td-tracking-wider {
    letter-spacing: 0.05em;
}

#taxdebug-app .td-leading-none {
    line-height: 1;
}

#taxdebug-app .td-leading-tight {
    line-height: 1.25;
}

#taxdebug-app .td-leading-normal {
    line-height: 1.5;
}

#taxdebug-app .td-leading-relaxed {
    line-height: 1.625;
}

#taxdebug-app .td-truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

#taxdebug-app .td-whitespace-nowrap {
    white-space: nowrap;
}

/* ============================================
   COLORS
   ============================================ */

#taxdebug-app .td-text-white {
    color: #ffffff;
}

#taxdebug-app .td-text-gray-400 {
    color: var(--td-gray-400);
}

#taxdebug-app .td-text-gray-500 {
    color: var(--td-gray-500);
}

#taxdebug-app .td-text-gray-600 {
    color: var(--td-gray-600);
}

#taxdebug-app .td-text-gray-700 {
    color: var(--td-gray-700);
}

#taxdebug-app .td-text-gray-800 {
    color: var(--td-gray-800);
}

#taxdebug-app .td-text-gray-900 {
    color: var(--td-gray-900);
}

#taxdebug-app .td-text-primary {
    color: var(--td-primary);
}

#taxdebug-app .td-text-success {
    color: var(--td-success);
}

#taxdebug-app .td-text-warning {
    color: var(--td-warning);
}

#taxdebug-app .td-text-danger {
    color: var(--td-danger);
}

#taxdebug-app .td-text-info {
    color: var(--td-info);
}

#taxdebug-app .td-text-muted {
    color: var(--td-gray-500);
}

#taxdebug-app .td-bg-white {
    background-color: #ffffff;
}

#taxdebug-app .td-bg-gray-50 {
    background-color: var(--td-gray-50);
}

#taxdebug-app .td-bg-gray-100 {
    background-color: var(--td-gray-100);
}

#taxdebug-app .td-bg-gray-200 {
    background-color: var(--td-gray-200);
}

#taxdebug-app .td-bg-primary {
    background-color: var(--td-primary);
}

#taxdebug-app .td-bg-primary-light {
    background-color: var(--td-primary-light);
}

#taxdebug-app .td-bg-success {
    background-color: var(--td-success);
}

#taxdebug-app .td-bg-success-light {
    background-color: var(--td-success-light);
}

#taxdebug-app .td-bg-warning {
    background-color: var(--td-warning);
}

#taxdebug-app .td-bg-warning-light {
    background-color: var(--td-warning-light);
}

#taxdebug-app .td-bg-danger {
    background-color: var(--td-danger);
}

#taxdebug-app .td-bg-danger-light {
    background-color: var(--td-danger-light);
}

#taxdebug-app .td-bg-info {
    background-color: var(--td-info);
}

#taxdebug-app .td-bg-info-light {
    background-color: var(--td-info-light);
}

#taxdebug-app .td-bg-transparent {
    background-color: transparent;
}

#taxdebug-app .td-bg-gradient-primary {
    background: linear-gradient(135deg, var(--td-primary) 0%, var(--td-primary-dark) 100%);
}

#taxdebug-app .td-bg-gradient-success {
    background: linear-gradient(135deg, #34d399 0%, var(--td-success) 100%);
}

/* ============================================
   BORDERS & RADIUS
   ============================================ */

#taxdebug-app .td-border {
    border: 1px solid var(--td-gray-200);
}

#taxdebug-app .td-border-0 {
    border: none;
}

#taxdebug-app .td-border-t {
    border-top: 1px solid var(--td-gray-200);
}

#taxdebug-app .td-border-b {
    border-bottom: 1px solid var(--td-gray-200);
}

#taxdebug-app .td-border-l {
    border-left: 1px solid var(--td-gray-200);
}

#taxdebug-app .td-border-l-4 {
    border-left: 4px solid var(--td-gray-200);
}

#taxdebug-app .td-border-gray-100 {
    border-color: var(--td-gray-100);
}

#taxdebug-app .td-border-gray-200 {
    border-color: var(--td-gray-200);
}

#taxdebug-app .td-border-gray-300 {
    border-color: var(--td-gray-300);
}

#taxdebug-app .td-border-primary {
    border-color: var(--td-primary);
}

#taxdebug-app .td-border-success {
    border-color: var(--td-success);
}

#taxdebug-app .td-border-warning {
    border-color: var(--td-warning);
}

#taxdebug-app .td-border-danger {
    border-color: var(--td-danger);
}

#taxdebug-app .td-border-info {
    border-color: var(--td-info);
}

#taxdebug-app .td-rounded-none {
    border-radius: 0;
}

#taxdebug-app .td-rounded-sm {
    border-radius: var(--td-radius-sm);
}

#taxdebug-app .td-rounded {
    border-radius: var(--td-radius);
}

#taxdebug-app .td-rounded-lg {
    border-radius: var(--td-radius-lg);
}

#taxdebug-app .td-rounded-xl {
    border-radius: var(--td-radius-xl);
}

#taxdebug-app .td-rounded-full {
    border-radius: var(--td-radius-full);
}

/* ============================================
   SHADOWS & EFFECTS
   ============================================ */

#taxdebug-app .td-shadow-sm {
    box-shadow: var(--td-shadow-sm);
}

#taxdebug-app .td-shadow {
    box-shadow: var(--td-shadow);
}

#taxdebug-app .td-shadow-md {
    box-shadow: var(--td-shadow-md);
}

#taxdebug-app .td-shadow-lg {
    box-shadow: var(--td-shadow-lg);
}

#taxdebug-app .td-shadow-none {
    box-shadow: none;
}

#taxdebug-app .td-opacity-50 {
    opacity: 0.5;
}

#taxdebug-app .td-opacity-75 {
    opacity: 0.75;
}

/* ============================================
   SIZING
   ============================================ */

#taxdebug-app .td-w-full {
    width: 100%;
}

#taxdebug-app .td-w-auto {
    width: auto;
}

#taxdebug-app .td-w-1\/2 {
    width: 50%;
}

#taxdebug-app .td-w-1\/3 {
    width: 33.333%;
}

#taxdebug-app .td-w-2\/3 {
    width: 66.666%;
}

#taxdebug-app .td-w-8 {
    width: 2rem;
}

#taxdebug-app .td-w-10 {
    width: 2.5rem;
}

#taxdebug-app .td-w-12 {
    width: 3rem;
}

#taxdebug-app .td-w-48 {
    width: 12rem;
}

#taxdebug-app .td-min-w-0 {
    min-width: 0;
}

#taxdebug-app .td-max-w-xs {
    max-width: 20rem;
}

#taxdebug-app .td-max-w-sm {
    max-width: 24rem;
}

#taxdebug-app .td-max-w-md {
    max-width: 28rem;
}

#taxdebug-app .td-max-w-full {
    max-width: 100%;
}

#taxdebug-app .td-h-full {
    height: 100%;
}

#taxdebug-app .td-h-auto {
    height: auto;
}

#taxdebug-app .td-h-8 {
    height: 2rem;
}

#taxdebug-app .td-h-10 {
    height: 2.5rem;
}

#taxdebug-app .td-h-12 {
    height: 3rem;
}

#taxdebug-app .td-h-64 {
    height: 16rem;
}

#taxdebug-app .td-min-h-screen {
    min-height: 100vh;
}

/* ============================================
   POSITIONING
   ============================================ */

#taxdebug-app .td-relative {
    position: relative;
}

#taxdebug-app .td-absolute {
    position: absolute;
}

#taxdebug-app .td-sticky {
    position: sticky;
}

#taxdebug-app .td-top-0 {
    top: 0;
}

#taxdebug-app .td-right-0 {
    right: 0;
}

#taxdebug-app .td-bottom-0 {
    bottom: 0;
}

#taxdebug-app .td-left-0 {
    left: 0;
}

#taxdebug-app .td-inset-0 {
    inset: 0;
}

#taxdebug-app .td-z-10 {
    z-index: 10;
}

#taxdebug-app .td-z-50 {
    z-index: 50;
}

/* ============================================
   INTERACTIVITY
   ============================================ */

#taxdebug-app .td-cursor-pointer {
    cursor: pointer;
}

#taxdebug-app .td-cursor-default {
    cursor: default;
}

#taxdebug-app .td-select-none {
    user-select: none;
}

#taxdebug-app .td-pointer-events-none {
    pointer-events: none;
}

#taxdebug-app .td-overflow-hidden {
    overflow: hidden;
}

#taxdebug-app .td-overflow-auto {
    overflow: auto;
}

#taxdebug-app .td-overflow-x-auto {
    overflow-x: auto;
}

#taxdebug-app .td-overflow-y-auto {
    overflow-y: auto;
}

/* ============================================
   TRANSITIONS
   ============================================ */

#taxdebug-app .td-transition {
    transition: all 0.15s ease-in-out;
}

#taxdebug-app .td-transition-colors {
    transition: color, background-color, border-color 0.15s ease-in-out;
}

#taxdebug-app .td-transition-transform {
    transition: transform 0.15s ease-in-out;
}

#taxdebug-app .td-duration-200 {
    transition-duration: 200ms;
}

#taxdebug-app .td-duration-300 {
    transition-duration: 300ms;
}

/* ============================================
   RESPONSIVE LAYOUT RULES (SCOPED)
   ============================================ */

/* Mobile-first adjustments */
@media (max-width: 639px) {
    #taxdebug-app .td-page-header {
        flex-direction: column;
        align-items: flex-start;
    }

    #taxdebug-app .td-page-title {
        font-size: 1.25rem;
        line-height: 1.25;
    }

    #taxdebug-app .td-page-title-icon {
        width: 1.75rem;
        height: 1.75rem;
    }

    #taxdebug-app .td-filter-bar {
        flex-direction: column;
        align-items: stretch;
    }

    #taxdebug-app .td-filter-group {
        width: 100%;
        justify-content: space-between;
        flex-wrap: wrap;
    }

    #taxdebug-app .td-select {
        width: 100%;
        min-width: 0;
    }

    #taxdebug-app .td-pill-group {
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: thin;
    }

    #taxdebug-app .td-pill {
        padding: 0.5rem 0.875rem;
        font-size: 0.875rem;
    }

    #taxdebug-app .td-btn {
        min-height: 44px;
        padding: 0.625rem 1rem;
    }

    /* Tables: keep readable on small screens via horizontal scroll + subtle hint */
    #taxdebug-app .td-table-wrapper {
        position: relative;
    }

    #taxdebug-app .td-table {
        min-width: 720px;
    }

    #taxdebug-app .td-table-wrapper::after {
        content: '';
        position: absolute;
        top: 0;
        right: 0;
        width: 2.5rem;
        height: 100%;
        pointer-events: none;
        background: linear-gradient(90deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.9) 70%, rgba(255, 255, 255, 1) 100%);
    }

    /* Mobile card-table layout (opt-in via data-label attributes on <td>) */
    #taxdebug-app .td-table {
        min-width: 0;
        border-collapse: separate;
        border-spacing: 0 0.75rem;
    }

    #taxdebug-app .td-table thead {
        display: none;
    }

    #taxdebug-app .td-table tbody,
    #taxdebug-app .td-table tr,
    #taxdebug-app .td-table td {
        display: block;
        width: 100%;
    }

    #taxdebug-app .td-table tr {
        background: white;
        border: 1px solid var(--td-gray-200);
        border-radius: var(--td-radius-xl);
        box-shadow: var(--td-shadow-sm);
        overflow: hidden;
    }

    #taxdebug-app .td-table td {
        border-bottom: 1px solid var(--td-gray-100);
        padding: 0.75rem 1rem;
        display: flex;
        align-items: flex-start;
        justify-content: space-between;
        gap: 0.75rem;
        text-align: left;
        white-space: normal;
    }

    #taxdebug-app .td-table td:last-child {
        border-bottom: none;
    }

    #taxdebug-app .td-table td::before {
        content: attr(data-label);
        flex: 0 0 38%;
        max-width: 38%;
        color: var(--td-gray-500);
        font-size: 0.75rem;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.05em;
        line-height: 1.2;
    }

    #taxdebug-app .td-table td[data-label="Order"] a {
        font-weight: 700;
    }

    #taxdebug-app .td-table .td-col-actions,
    #taxdebug-app .td-table td[data-label="Actions"] {
        justify-content: flex-start;
    }

    #taxdebug-app .td-table td[data-label="Actions"]::before {
        flex: 0 0 auto;
        max-width: none;
    }
}

/* Tablet adjustments */
@media (min-width: 640px) and (max-width: 1023px) {
    #taxdebug-app .td-page-title {
        font-size: 1.375rem;
    }

    #taxdebug-app .td-filter-bar {
        gap: 1rem;
    }

    #taxdebug-app .td-btn {
        min-height: 40px;
    }
}

/* Wide chart span utility (only spans on large screens) */
@media (min-width: 1024px) {
    #taxdebug-app .td-chart-wide {
        grid-column: span 2 / span 2;
    }
}

/* ============================================
   RESPONSIVE UTILITIES
   ============================================ */

@media (min-width: 640px) {
    #taxdebug-app .sm\:td-flex {
        display: flex;
    }

    #taxdebug-app .sm\:td-grid-cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    #taxdebug-app .sm\:td-flex-row {
        flex-direction: row;
    }
}

@media (min-width: 768px) {
    #taxdebug-app .md\:td-flex {
        display: flex;
    }

    #taxdebug-app .md\:td-grid-cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    #taxdebug-app .md\:td-grid-cols-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    #taxdebug-app .md\:td-flex-row {
        flex-direction: row;
    }

    #taxdebug-app .md\:td-w-1\/2 {
        width: 50%;
    }

    #taxdebug-app .md\:td-w-1\/3 {
        width: 33.333%;
    }

    #taxdebug-app .md\:td-gap-6 {
        gap: 1.5rem;
    }
}

@media (min-width: 1024px) {
    #taxdebug-app .lg\:td-grid-cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    #taxdebug-app .lg\:td-grid-cols-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    #taxdebug-app .lg\:td-grid-cols-4 {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    #taxdebug-app .lg\:td-w-1\/4 {
        width: 25%;
    }

    #taxdebug-app .lg\:td-gap-8 {
        gap: 2rem;
    }
}

/* ============================================
   COMPONENT: PAGE HEADER
   ============================================ */

#taxdebug-app .td-page-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--td-gray-200);
}

#taxdebug-app .td-page-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--td-gray-900);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

#taxdebug-app .td-page-title-icon {
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--td-primary) 0%, var(--td-primary-dark) 100%);
    color: white;
    border-radius: var(--td-radius);
    font-size: 1rem;
}

#taxdebug-app .td-page-logo {
    width: 2.5rem;
    height: 2.5rem;
    object-fit: contain;
}

/* ============================================
   COMPONENT: ALERT BAR
   ============================================ */

#taxdebug-app .td-alert {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    border-radius: var(--td-radius-lg);
    margin-bottom: 1.5rem;
    border-left: 4px solid;
}

#taxdebug-app .td-alert-warning {
    background-color: #fffbeb;
    border-left-color: var(--td-warning);
    color: #92400e;
}

#taxdebug-app .td-alert-info {
    background-color: #eff6ff;
    border-left-color: var(--td-info);
    color: #1e40af;
}

#taxdebug-app .td-alert-success {
    background-color: #ecfdf5;
    border-left-color: var(--td-success);
    color: #065f46;
}

#taxdebug-app .td-alert-danger {
    background-color: #fef2f2;
    border-left-color: var(--td-danger);
    color: #991b1b;
}

#taxdebug-app .td-alert-icon {
    flex-shrink: 0;
    width: 1.5rem;
    height: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--td-radius-full);
    font-size: 0.875rem;
}

#taxdebug-app .td-alert-warning .td-alert-icon {
    background: var(--td-warning);
    color: white;
}

#taxdebug-app .td-alert-info .td-alert-icon {
    background: var(--td-info);
    color: white;
}

#taxdebug-app .td-alert-success .td-alert-icon {
    background: var(--td-success);
    color: white;
}

#taxdebug-app .td-alert-danger .td-alert-icon {
    background: var(--td-danger);
    color: white;
}

#taxdebug-app .td-alert-content {
    flex: 1;
    min-width: 0;
}

#taxdebug-app .td-alert-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

#taxdebug-app .td-alert-message {
    font-size: 0.875rem;
    opacity: 0.9;
}

#taxdebug-app .td-alert-dismiss {
    flex-shrink: 0;
    background: transparent;
    border: none;
    padding: 0.25rem;
    cursor: pointer;
    opacity: 0.6;
    transition: opacity 0.15s;
    color: inherit;
}

#taxdebug-app .td-alert-dismiss:hover {
    opacity: 1;
}

/* ============================================
   COMPONENT: FILTER TOOLBAR
   ============================================ */

#taxdebug-app .td-filter-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    background: var(--td-gray-50);
    border-radius: var(--td-radius-lg);
    margin-bottom: 1.5rem;
    border: 1px solid var(--td-gray-200);
}

#taxdebug-app .td-filter-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

#taxdebug-app .td-filter-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--td-gray-500);
}

#taxdebug-app .td-pill-group {
    display: inline-flex;
    background: white;
    border-radius: var(--td-radius-full);
    padding: 0.25rem;
    border: 1px solid var(--td-gray-200);
    box-shadow: var(--td-shadow-sm);
}

#taxdebug-app .td-pill {
    padding: 0.375rem 0.875rem;
    font-size: 0.8125rem;
    font-weight: 500;
    border-radius: var(--td-radius-full);
    border: none;
    background: transparent;
    color: var(--td-gray-600);
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}

#taxdebug-app .td-pill:hover {
    color: var(--td-gray-900);
    background: var(--td-gray-100);
}

#taxdebug-app .td-pill.active,
#taxdebug-app .td-pill[aria-pressed="true"] {
    background: var(--td-primary);
    color: white;
    box-shadow: var(--td-shadow-sm);
}

#taxdebug-app .td-select {
    appearance: none;
    background: white url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M3 4.5L6 7.5L9 4.5'/%3E%3C/svg%3E") no-repeat right 0.75rem center;
    padding: 0.5rem 2rem 0.5rem 0.875rem;
    font-size: 0.875rem;
    border: 1px solid var(--td-gray-300);
    border-radius: var(--td-radius);
    color: var(--td-gray-700);
    min-width: 140px;
    cursor: pointer;
    transition: border-color 0.15s, box-shadow 0.15s;
}

#taxdebug-app .td-select:hover {
    border-color: var(--td-gray-400);
}

#taxdebug-app .td-select:focus {
    outline: none;
    border-color: var(--td-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* ============================================
   COMPONENT: BUTTONS
   ============================================ */

#taxdebug-app .td-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--td-radius);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.15s ease;
    text-decoration: none;
    white-space: nowrap;
}

#taxdebug-app .td-btn-primary {
    background: var(--td-primary);
    color: white;
    border-color: var(--td-primary);
}

#taxdebug-app .td-btn-primary:hover {
    background: var(--td-primary-dark);
    border-color: var(--td-primary-dark);
}

#taxdebug-app .td-btn-secondary {
    background: white;
    color: var(--td-gray-700);
    border-color: var(--td-gray-300);
}

#taxdebug-app .td-btn-secondary:hover {
    background: var(--td-gray-50);
    border-color: var(--td-gray-400);
}

#taxdebug-app .td-btn-ghost {
    background: transparent;
    color: var(--td-gray-600);
    border-color: transparent;
}

#taxdebug-app .td-btn-ghost:hover {
    background: var(--td-gray-100);
    color: var(--td-gray-900);
}

#taxdebug-app .td-btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
}

#taxdebug-app .td-btn-lg {
    padding: 0.625rem 1.25rem;
    font-size: 1rem;
}

/* ============================================
   COMPONENT: KPI CARDS
   ============================================ */

#taxdebug-app .td-kpi-grid {
    display: grid;
    grid-template-columns: repeat(1, minmax(0, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

@media (min-width: 640px) {
    #taxdebug-app .td-kpi-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 1024px) {
    #taxdebug-app .td-kpi-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

#taxdebug-app .td-kpi-card {
    background: white;
    border-radius: var(--td-radius-xl);
    padding: 1.25rem 1.5rem;
    border: 1px solid var(--td-gray-100);
    box-shadow: var(--td-shadow);
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    transition: box-shadow 0.2s, transform 0.2s;
}

#taxdebug-app .td-kpi-card:hover {
    box-shadow: var(--td-shadow-md);
    transform: translateY(-2px);
}

#taxdebug-app .td-kpi-icon {
    width: 3rem;
    height: 3rem;
    border-radius: var(--td-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.25rem;
}

#taxdebug-app .td-kpi-icon-primary {
    background: rgba(99, 102, 241, 0.1);
    color: var(--td-primary);
}

#taxdebug-app .td-kpi-icon-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--td-success);
}

#taxdebug-app .td-kpi-icon-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--td-warning);
}

#taxdebug-app .td-kpi-icon-info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--td-info);
}

#taxdebug-app .td-kpi-content {
    flex: 1;
    min-width: 0;
}

#taxdebug-app .td-kpi-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--td-gray-500);
    margin-bottom: 0.25rem;
}

#taxdebug-app .td-kpi-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--td-gray-900);
    line-height: 1.2;
    margin-bottom: 0.25rem;
}

@media (max-width: 639px) {
    #taxdebug-app .td-kpi-card {
        padding: 1rem 1.125rem;
    }

    #taxdebug-app .td-kpi-value {
        font-size: 1.5rem;
    }
}

#taxdebug-app .td-kpi-trend {
    font-size: 0.75rem;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

#taxdebug-app .td-kpi-trend-up {
    color: var(--td-success);
}

#taxdebug-app .td-kpi-trend-down {
    color: var(--td-danger);
}

#taxdebug-app .td-kpi-trend-neutral {
    color: var(--td-gray-500);
}

/* ============================================
   COMPONENT: CARDS & PANELS
   ============================================ */

#taxdebug-app .td-card {
    background: white;
    border-radius: var(--td-radius-xl);
    border: 1px solid var(--td-gray-100);
    box-shadow: var(--td-shadow);
    overflow: hidden;
}

#taxdebug-app .td-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--td-gray-100);
    background: var(--td-gray-50);
}

#taxdebug-app .td-card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--td-gray-800);
    margin: 0;
}

#taxdebug-app .td-card-subtitle {
    font-size: 0.8125rem;
    color: var(--td-gray-500);
    margin-top: 0.125rem;
}

#taxdebug-app .td-card-body {
    padding: 1.5rem;
}

#taxdebug-app .td-card-body-compact {
    padding: 1rem 1.5rem;
}

#taxdebug-app .td-chart-container {
    position: relative;
    min-height: 280px;
    padding: 1rem;
}

@media (max-width: 639px) {
    #taxdebug-app .td-chart-container {
        min-height: 240px;
        padding: 0.75rem;
    }
}

/* ============================================
   COMPONENT: TABLES
   ============================================ */

#taxdebug-app .td-table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

#taxdebug-app .td-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

#taxdebug-app .td-table th {
    text-align: left;
    padding: 0.75rem 1rem;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--td-gray-500);
    background: var(--td-gray-50);
    border-bottom: 1px solid var(--td-gray-200);
    white-space: nowrap;
}

#taxdebug-app .td-table td {
    padding: 0.875rem 1rem;
    border-bottom: 1px solid var(--td-gray-100);
    color: var(--td-gray-700);
    vertical-align: middle;
}

#taxdebug-app .td-table tr:hover td {
    background: var(--td-gray-50);
}

#taxdebug-app .td-table tr:last-child td {
    border-bottom: none;
}

#taxdebug-app .td-table .td-col-numeric {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

#taxdebug-app .td-table .td-col-actions {
    text-align: right;
    white-space: nowrap;
}

/* ============================================
   COMPONENT: BADGES
   ============================================ */

#taxdebug-app .td-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--td-radius-full);
    white-space: nowrap;
}

#taxdebug-app .td-badge-gray {
    background: var(--td-gray-100);
    color: var(--td-gray-700);
}

#taxdebug-app .td-badge-primary {
    background: rgba(99, 102, 241, 0.1);
    color: var(--td-primary);
}

#taxdebug-app .td-badge-success {
    background: var(--td-success-light);
    color: #065f46;
}

#taxdebug-app .td-badge-warning {
    background: var(--td-warning-light);
    color: #92400e;
}

#taxdebug-app .td-badge-danger {
    background: var(--td-danger-light);
    color: #991b1b;
}

#taxdebug-app .td-badge-info {
    background: var(--td-info-light);
    color: #1e40af;
}

/* ============================================
   COMPONENT: TOGGLE SWITCH
   ============================================ */

#taxdebug-app .td-toggle {
    position: relative;
    display: inline-flex;
    align-items: center;
    cursor: pointer;
}

#taxdebug-app .td-toggle input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

#taxdebug-app .td-toggle-track {
    width: 2.75rem;
    height: 1.5rem;
    background: var(--td-gray-300);
    border-radius: var(--td-radius-full);
    transition: background 0.2s ease;
    position: relative;
}

#taxdebug-app .td-toggle-thumb {
    position: absolute;
    top: 0.125rem;
    left: 0.125rem;
    width: 1.25rem;
    height: 1.25rem;
    background: white;
    border-radius: var(--td-radius-full);
    box-shadow: var(--td-shadow);
    transition: transform 0.2s ease;
}

#taxdebug-app .td-toggle input:checked+.td-toggle-track {
    background: var(--td-primary);
}

#taxdebug-app .td-toggle input:checked+.td-toggle-track .td-toggle-thumb {
    transform: translateX(1.25rem);
}

#taxdebug-app .td-toggle input:focus+.td-toggle-track {
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

#taxdebug-app .td-toggle-label {
    margin-left: 0.75rem;
    font-size: 0.875rem;
    color: var(--td-gray-700);
}

/* ============================================
   COMPONENT: SETTINGS SECTION
   ============================================ */

#taxdebug-app .td-settings-grid {
    display: grid;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    #taxdebug-app .td-settings-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

#taxdebug-app .td-settings-section {
    background: white;
    border-radius: var(--td-radius-xl);
    border: 1px solid var(--td-gray-100);
    box-shadow: var(--td-shadow-sm);
    overflow: hidden;
}

#taxdebug-app .td-settings-section-header {
    padding: 1rem 1.25rem;
    background: var(--td-gray-50);
    border-bottom: 1px solid var(--td-gray-100);
}

#taxdebug-app .td-settings-section-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--td-gray-800);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

#taxdebug-app .td-settings-section-body {
    padding: 1.25rem;
}

#taxdebug-app .td-settings-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.875rem 0;
    border-bottom: 1px solid var(--td-gray-100);
}

@media (max-width: 639px) {
    #taxdebug-app .td-settings-row {
        flex-direction: column;
        align-items: flex-start;
    }

    #taxdebug-app .td-toggle {
        margin-top: 0.5rem;
    }
}

#taxdebug-app .td-settings-row:last-child {
    border-bottom: none;
}

#taxdebug-app .td-settings-info {
    flex: 1;
    min-width: 0;
}

#taxdebug-app .td-settings-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--td-gray-800);
    margin-bottom: 0.125rem;
}

#taxdebug-app .td-settings-description {
    font-size: 0.8125rem;
    color: var(--td-gray-500);
    line-height: 1.4;
}

/* ============================================
   COMPONENT: ORDER DEBUG VIEW
   ============================================ */

#taxdebug-app .td-debug-layout {
    display: grid;
    gap: 1.5rem;
}

@media (min-width: 1024px) {
    #taxdebug-app .td-debug-layout {
        grid-template-columns: 1fr 1.5fr;
    }
}

#taxdebug-app .td-timeline {
    position: relative;
    padding-left: 1.5rem;
}

#taxdebug-app .td-timeline::before {
    content: '';
    position: absolute;
    left: 0.4375rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--td-gray-200);
}

#taxdebug-app .td-timeline-item {
    position: relative;
    padding-bottom: 1.25rem;
}

#taxdebug-app .td-timeline-item:last-child {
    padding-bottom: 0;
}

#taxdebug-app .td-timeline-dot {
    position: absolute;
    left: -1.5rem;
    top: 0.125rem;
    width: 0.875rem;
    height: 0.875rem;
    border-radius: var(--td-radius-full);
    background: white;
    border: 2px solid var(--td-gray-300);
}

#taxdebug-app .td-timeline-item.active .td-timeline-dot,
#taxdebug-app .td-timeline-item.success .td-timeline-dot {
    background: var(--td-success);
    border-color: var(--td-success);
}

#taxdebug-app .td-timeline-item.warning .td-timeline-dot {
    background: var(--td-warning);
    border-color: var(--td-warning);
}

#taxdebug-app .td-timeline-item.error .td-timeline-dot {
    background: var(--td-danger);
    border-color: var(--td-danger);
}

#taxdebug-app .td-timeline-title {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--td-gray-800);
    margin-bottom: 0.25rem;
}

#taxdebug-app .td-timeline-content {
    font-size: 0.8125rem;
    color: var(--td-gray-600);
    line-height: 1.5;
}

/* ============================================
   COMPONENT: EMPTY STATE
   ============================================ */

#taxdebug-app .td-empty-state {
    text-align: center;
    padding: 3rem 2rem;
}

#taxdebug-app .td-empty-icon {
    width: 4rem;
    height: 4rem;
    margin: 0 auto 1rem;
    background: var(--td-gray-100);
    border-radius: var(--td-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--td-gray-400);
    font-size: 1.5rem;
}

#taxdebug-app .td-empty-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--td-gray-700);
    margin-bottom: 0.5rem;
}

#taxdebug-app .td-empty-message {
    font-size: 0.875rem;
    color: var(--td-gray-500);
    max-width: 24rem;
    margin: 0 auto;
}

/* ============================================
   COMPONENT: LOADING SPINNER
   ============================================ */

#taxdebug-app .td-spinner {
    width: 1.5rem;
    height: 1.5rem;
    border: 2px solid var(--td-gray-200);
    border-top-color: var(--td-primary);
    border-radius: var(--td-radius-full);
    animation: td-spin 0.8s linear infinite;
}

@keyframes td-spin {
    to {
        transform: rotate(360deg);
    }
}

#taxdebug-app .td-loading-overlay {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

/* ============================================
   PRO BADGE & UPGRADE STYLES
   ============================================ */

/* Pro badge on features */
#taxdebug-app .td-pro-badge,
.td-pro-badge {
    display: inline-block;
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    padding: 1px 6px;
    border-radius: 3px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    vertical-align: middle;
    line-height: 1.6;
}

/* Gated feature button styling */
#taxdebug-app .td-pro-gated {
    position: relative;
    cursor: pointer;
}

#taxdebug-app .td-pro-gated:hover {
    opacity: 0.85;
}

/* Settings tabs */
#taxdebug-app .td-settings-tabs {
    display: flex;
    gap: 4px;
    border-bottom: 2px solid var(--td-gray-200);
    padding-bottom: 0;
}

#taxdebug-app .td-tab {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 16px;
    color: var(--td-gray-500);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.15s ease;
}

#taxdebug-app .td-tab:hover {
    color: var(--td-gray-700);
    border-bottom-color: var(--td-gray-300);
}

#taxdebug-app .td-tab.active {
    color: var(--td-primary);
    border-bottom-color: var(--td-primary);
}

#taxdebug-app .td-tab .dashicons {
    font-size: 16px;
    width: 16px;
    height: 16px;
}

/* Pro features list */
#taxdebug-app .td-pro-features-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

#taxdebug-app .td-pro-features-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 0;
    border-bottom: 1px solid var(--td-gray-100);
    font-size: 14px;
}

#taxdebug-app .td-pro-features-list li:last-child {
    border-bottom: none;
}

#taxdebug-app .td-pro-features-list li .dashicons {
    font-size: 18px;
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

#taxdebug-app .td-pro-locked {
    color: var(--td-gray-400);
}

/* Upgrade Modal */
#taxdebug-upgrade-modal {
    position: fixed;
    inset: 0;
    z-index: 100100;
    display: flex;
    align-items: center;
    justify-content: center;
}

#taxdebug-upgrade-modal .td-upgrade-modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
}

#taxdebug-upgrade-modal .td-upgrade-modal-content {
    position: relative;
    background: #fff;
    border-radius: 12px;
    padding: 32px;
    max-width: 480px;
    width: 90%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    z-index: 1;
}

#taxdebug-upgrade-modal .td-upgrade-modal-close {
    position: absolute;
    top: 12px;
    right: 16px;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--td-gray-400);
    cursor: pointer;
    line-height: 1;
    padding: 4px;
}

#taxdebug-upgrade-modal .td-upgrade-modal-close:hover {
    color: var(--td-gray-700);
}

#taxdebug-upgrade-modal h2 {
    font-size: 20px;
    font-weight: 600;
    color: var(--td-gray-800);
    margin: 0 0 12px 0;
}

#taxdebug-upgrade-modal p {
    font-size: 14px;
    color: var(--td-gray-600);
    line-height: 1.6;
}

#taxdebug-upgrade-modal #td-upgrade-stats {
    background: var(--td-warning-light);
    border: 1px solid #fde68a;
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 14px;
    color: #92400e;
    font-weight: 500;
}