/**
 * VANTIX Tool #50 — Scoped Glassmorphic Stylesheet
 * Target: VS Code, Cursor & VSIX Extension Security Scanner & Supply Chain Risk Auditor
 * Scope: .ext-auditor-app
 * Standards: Full VANTIX Glassmorphism Design System Parity (Tools #40–49)
 * Anti-Collision: min-width: 0 on all flex/grid children, zero layout bleed, 320px responsive
 */

.ext-auditor-app {
    --eaa-bg-surface: rgba(15, 18, 26, 0.78);
    --eaa-bg-surface-raised: rgba(255, 255, 255, 0.03);
    --eaa-bg-card: rgba(18, 22, 31, 0.85);
    --eaa-border: rgba(255, 255, 255, 0.09);
    --eaa-border-hover: rgba(247, 183, 51, 0.35);
    --eaa-gold: #F7B733;
    --eaa-gold-dim: rgba(247, 183, 51, 0.14);
    --eaa-emerald: #10b981;
    --eaa-emerald-dark: #064e3b;
    --eaa-emerald-dim: rgba(16, 185, 129, 0.12);
    --eaa-cyan: #00e5ff;
    --eaa-cyan-dim: rgba(0, 229, 255, 0.12);
    --eaa-amber: #f59e0b;
    --eaa-amber-dim: rgba(245, 158, 11, 0.12);
    --eaa-ruby: #ef4444;
    --eaa-ruby-dark: #7f1d1d;
    --eaa-ruby-dim: rgba(239, 68, 68, 0.14);
    --eaa-text-primary: #ffffff;
    --eaa-text-secondary: #94a3b8;
    --eaa-text-muted: #64748b;
    --eaa-font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    font-family: Inter, system-ui, -apple-system, sans-serif;
    color: var(--eaa-text-primary);
    line-height: 1.5;
    overflow-x: hidden;
}

.ext-auditor-app *,
.ext-auditor-app *::before,
.ext-auditor-app *::after {
    box-sizing: border-box;
}

/* Base Glass Card Component */
.ext-auditor-app .ext-card {
    background: var(--eaa-bg-surface);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--eaa-border);
    border-radius: 18px;
    padding: 1.5rem;
    box-shadow: 0 12px 32px -8px rgba(0, 0, 0, 0.35);
    width: 100%;
    max-width: 100%;
    min-width: 0;
    margin-bottom: 1.75rem;
    overflow: hidden;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.ext-auditor-app .ext-card:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

/* Header & Meta Badges */
.ext-auditor-app .ext-header-card {
    position: relative;
    border-top: 3px solid var(--eaa-gold);
}

.ext-auditor-app .ext-badge-strip {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 1rem;
}

.ext-auditor-app .ext-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.3rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--eaa-bg-surface-raised);
    border: 1px solid var(--eaa-border);
    color: var(--eaa-text-secondary);
}

.ext-auditor-app .ext-badge-gold {
    background: var(--eaa-gold-dim);
    border-color: rgba(247, 183, 51, 0.35);
    color: var(--eaa-gold);
}

.ext-auditor-app .ext-badge-emerald {
    background: var(--eaa-emerald-dim);
    border-color: rgba(16, 185, 129, 0.35);
    color: var(--eaa-emerald);
}

.ext-auditor-app .ext-badge-cyan {
    background: var(--eaa-cyan-dim);
    border-color: rgba(0, 229, 255, 0.35);
    color: var(--eaa-cyan);
}

.ext-auditor-app .ext-badge-ruby {
    background: var(--eaa-ruby-dim);
    border-color: rgba(239, 68, 68, 0.35);
    color: var(--eaa-ruby);
}

.ext-auditor-app .ext-title {
    font-size: clamp(1.6rem, 3vw, 2.25rem);
    font-weight: 800;
    line-height: 1.25;
    margin: 0 0 0.75rem 0;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 60%, #94a3b8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.02em;
}

.ext-auditor-app .ext-subtitle {
    font-size: 1.05rem;
    color: var(--eaa-text-secondary);
    line-height: 1.6;
    margin: 0 0 1.25rem 0;
    max-width: 950px;
}

/* pSEO Live Synchronization Banner */
.ext-auditor-app .ext-pseo-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
    padding: 0.75rem 1.25rem;
    background: rgba(0, 229, 255, 0.08);
    border: 1px solid rgba(0, 229, 255, 0.25);
    border-radius: 12px;
    margin-bottom: 1.5rem;
}

.ext-auditor-app .ext-pseo-stats {
    font-size: 0.85rem;
    color: var(--eaa-cyan);
    font-weight: 600;
    font-family: var(--eaa-font-mono);
}

/* Action Toolbar */
.ext-auditor-app .ext-actions-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    margin-top: 1rem;
}

.ext-auditor-app .ext-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.1rem;
    border-radius: 10px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid var(--eaa-border);
    background: var(--eaa-bg-surface-raised);
    color: var(--eaa-text-primary);
    transition: all 0.2s ease;
    text-decoration: none;
}

.ext-auditor-app .ext-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
}

.ext-auditor-app .ext-btn-gold {
    background: var(--eaa-gold);
    color: #0b0f19;
    border-color: var(--eaa-gold);
}

.ext-auditor-app .ext-btn-gold:hover {
    background: #ffc44d;
    border-color: #ffc44d;
    color: #0b0f19;
}

.ext-auditor-app .ext-btn-outline {
    background: transparent;
    border-color: var(--eaa-border);
}

.ext-auditor-app .ext-btn-ruby {
    background: var(--eaa-ruby-dim);
    color: var(--eaa-ruby);
    border-color: rgba(239, 68, 68, 0.3);
}

.ext-auditor-app .ext-btn-ruby:hover {
    background: rgba(239, 68, 68, 0.25);
}

/* KPI Ribbon (4 Cards) */
.ext-auditor-app .ext-kpi-ribbon {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 1.75rem;
}

.ext-auditor-app .ext-kpi-card {
    background: var(--eaa-bg-card);
    border: 1px solid var(--eaa-border);
    border-radius: 14px;
    padding: 1.15rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 110px;
    transition: transform 0.2s ease;
}

.ext-auditor-app .ext-kpi-card:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.2);
}

.ext-auditor-app .ext-kpi-lbl {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--eaa-text-secondary);
    margin-bottom: 0.35rem;
}

.ext-auditor-app .ext-kpi-val {
    font-size: clamp(1.5rem, 2.2vw, 2rem);
    font-weight: 800;
    font-family: var(--eaa-font-mono);
    color: var(--eaa-text-primary);
    line-height: 1.1;
    margin-bottom: 0.25rem;
}

.ext-auditor-app .ext-kpi-sub {
    font-size: 0.75rem;
    color: var(--eaa-text-muted);
}

/* Grades */
.ext-auditor-app .ext-grade-a { color: var(--eaa-emerald); }
.ext-auditor-app .ext-grade-b { color: var(--eaa-cyan); }
.ext-auditor-app .ext-grade-c { color: var(--eaa-amber); }
.ext-auditor-app .ext-grade-d { color: #f97316; }
.ext-auditor-app .ext-grade-f { color: var(--eaa-ruby); }

.ext-auditor-app .ext-ruby { color: var(--eaa-ruby); }
.ext-auditor-app .ext-amber { color: var(--eaa-amber); }
.ext-auditor-app .ext-emerald { color: var(--eaa-emerald); }
.ext-auditor-app .ext-cyan { color: var(--eaa-cyan); }
.ext-auditor-app .ext-gold { color: var(--eaa-gold); }

/* Controls Strip */
.ext-auditor-app .ext-controls-card {
    padding: 1.25rem;
}

.ext-auditor-app .ext-preset-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.ext-auditor-app .ear-preset-btn {
    padding: 0.5rem 0.9rem;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    background: var(--eaa-bg-surface-raised);
    border: 1px solid var(--eaa-border);
    color: var(--eaa-text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
}

.ext-auditor-app .ear-preset-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--eaa-text-primary);
}

.ext-auditor-app .ear-preset-btn.is-active {
    background: var(--eaa-gold-dim);
    border-color: var(--eaa-gold);
    color: var(--eaa-gold);
}

.ext-auditor-app .ext-options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0.75rem 1rem;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--eaa-border);
}

.ext-auditor-app .ext-option-chk {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--eaa-text-secondary);
    cursor: pointer;
    user-select: none;
}

.ext-auditor-app .ext-option-chk input[type="checkbox"] {
    accent-color: var(--eaa-gold);
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.ext-auditor-app .ext-slider-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    grid-column: 1 / -1;
    margin-top: 0.5rem;
    background: rgba(0, 0, 0, 0.2);
    padding: 0.75rem 1rem;
    border-radius: 8px;
}

.ext-auditor-app .ext-slider-row label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--eaa-text-secondary);
    min-width: 140px;
}

.ext-auditor-app .ext-slider-row input[type="range"] {
    flex: 1;
    accent-color: var(--eaa-gold);
    cursor: pointer;
}

.ext-auditor-app .ext-slider-row span {
    font-family: var(--eaa-font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--eaa-gold);
    min-width: 80px;
    text-align: right;
}

.ext-auditor-app .ext-sensitivity-row {
    margin-top: 0.25rem;
    justify-content: space-between;
}

.ext-auditor-app .ext-select {
    background: rgba(15, 23, 42, 0.9);
    border: 1px solid var(--eaa-border);
    color: var(--eaa-text-primary);
    padding: 0.45rem 0.85rem;
    border-radius: 8px;
    font-size: 0.84rem;
    font-weight: 600;
    cursor: pointer;
    outline: none;
    transition: all 0.15s ease;
    flex: 1;
    max-width: 360px;
}

.ext-auditor-app .ext-select:hover,
.ext-auditor-app .ext-select:focus {
    border-color: var(--eaa-gold);
    background: rgba(20, 29, 52, 0.95);
}

/* 2-Column Workbench Grid */
.ext-auditor-app .ext-workbench-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.75rem;
    align-items: stretch;
}

.ext-auditor-app .ext-panel {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.ext-auditor-app .ext-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.ext-auditor-app .ext-panel-title {
    font-size: 0.95rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--eaa-text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Dropzone */
.ext-auditor-app .ext-dropzone {
    border: 2px dashed rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    padding: 1.25rem 1rem;
    text-align: center;
    background: rgba(0, 0, 0, 0.15);
    cursor: pointer;
    margin-bottom: 1rem;
    transition: all 0.2s ease;
}

.ext-auditor-app .ext-dropzone:hover,
.ext-auditor-app .ext-dropzone.is-dragover {
    border-color: var(--eaa-gold);
    background: var(--eaa-gold-dim);
}

.ext-auditor-app .ext-dropzone-icon {
    font-size: 1.75rem;
    margin-bottom: 0.35rem;
}

.ext-auditor-app .ext-dropzone-text {
    font-size: 0.85rem;
    color: var(--eaa-text-secondary);
}

.ext-auditor-app .ext-dropzone-text strong {
    color: var(--eaa-gold);
}

.ext-auditor-app .ext-dropzone-hint {
    font-size: 0.72rem;
    color: var(--eaa-text-muted);
    margin-top: 0.25rem;
}

/* Textarea / Code Editor */
.ext-auditor-app .ext-textarea-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    margin-bottom: 0.85rem;
}

.ext-auditor-app .ext-textarea-label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--eaa-text-secondary);
    display: flex;
    justify-content: space-between;
}

.ext-auditor-app .ext-textarea {
    width: 100%;
    height: 140px;
    background: rgba(10, 14, 22, 0.9);
    border: 1px solid var(--eaa-border);
    border-radius: 10px;
    padding: 0.75rem;
    font-family: var(--eaa-font-mono);
    font-size: 0.82rem;
    color: #e2e8f0;
    line-height: 1.45;
    resize: vertical;
    transition: border-color 0.15s ease;
}

.ext-auditor-app .ext-textarea:focus {
    outline: none;
    border-color: var(--eaa-gold);
}

/* Vector Analysis Breakdown Table */
.ext-auditor-app .ext-vector-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 0.5rem;
}

.ext-auditor-app .ext-vector-table th,
.ext-auditor-app .ext-vector-table td {
    padding: 0.75rem 0.6rem;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    font-size: 0.85rem;
}

.ext-auditor-app .ext-vector-table th {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--eaa-text-secondary);
    letter-spacing: 0.04em;
}

.ext-auditor-app .ext-vector-table td.ext-score-col {
    font-family: var(--eaa-font-mono);
    font-weight: 700;
    text-align: right;
    white-space: nowrap;
}

.ext-auditor-app .ext-vector-desc {
    font-size: 0.75rem;
    color: var(--eaa-text-muted);
    margin-top: 0.15rem;
}

/* Output Card & Tabs */
.ext-auditor-app .ext-output-card {
    position: relative;
}

.ext-auditor-app .ext-tabs-bar {
    display: flex;
    gap: 0.5rem;
    border-bottom: 1px solid var(--eaa-border);
    padding-bottom: 0.75rem;
    margin-bottom: 1rem;
    overflow-x: auto;
}

.ext-auditor-app .ear-tab-btn {
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    background: transparent;
    border: 1px solid transparent;
    color: var(--eaa-text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.ext-auditor-app .ear-tab-btn:hover {
    color: var(--eaa-text-primary);
    background: rgba(255, 255, 255, 0.04);
}

.ext-auditor-app .ear-tab-btn.is-active {
    background: var(--eaa-bg-surface-raised);
    border-color: var(--eaa-gold);
    color: var(--eaa-gold);
}

.ext-auditor-app .ext-output-area {
    width: 100%;
    min-height: 240px;
    height: 260px;
    background: rgba(8, 11, 18, 0.95);
    border: 1px solid var(--eaa-border);
    border-radius: 10px;
    padding: 1rem;
    font-family: var(--eaa-font-mono);
    font-size: 0.82rem;
    color: #38bdf8;
    line-height: 1.45;
    white-space: pre;
    overflow: auto;
    resize: vertical;
}

.ext-auditor-app .ext-output-area:focus {
    outline: none;
    border-color: var(--eaa-cyan);
}

/* Sensitivity Benchmark Table Card */
.ext-auditor-app .ext-table-responsive {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.ext-auditor-app .ext-benchmark-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0 0.5rem 0;
    min-width: 600px;
}

.ext-auditor-app .ext-benchmark-table caption {
    text-align: left;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--eaa-gold);
    padding: 0 0 0.65rem 0;
}

.ext-auditor-app .ext-cli-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1rem;
    padding: 0.75rem 1rem;
    background: rgba(8, 11, 18, 0.85);
    border: 1px solid rgba(0, 229, 255, 0.22);
    border-radius: 10px;
}

.ext-auditor-app .ext-cli-code {
    font-family: var(--eaa-font-mono);
    font-size: 0.78rem;
    color: var(--eaa-cyan);
    overflow-x: auto;
    white-space: nowrap;
    flex: 1;
    min-width: 0;
}

.ext-auditor-app .ext-benchmark-table th,
.ext-auditor-app .ext-benchmark-table td {
    padding: 0.85rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.85rem;
    text-align: left;
}

.ext-auditor-app .ext-benchmark-table th {
    background: rgba(255, 255, 255, 0.03);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--eaa-text-secondary);
}

.ext-auditor-app .ext-benchmark-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

/* Standalone Authority Article & Glass Cards */
.ext-auditor-app .ext-guide-article {
    margin-top: 2rem;
}

.ext-auditor-app .ext-guide-section {
    padding: 2rem 2.25rem;
}

.ext-auditor-app .ext-guide-section h2 {
    font-size: 1.5rem;
    font-weight: 800;
    color: #ffffff;
    margin: 0 0 1rem 0;
    letter-spacing: -0.015em;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.ext-auditor-app .ext-guide-section h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: #e2e8f0;
    margin: 1.5rem 0 0.75rem 0;
}

.ext-auditor-app .ext-guide-section p {
    font-size: 0.96rem;
    color: #cbd5e1;
    line-height: 1.75;
    margin: 0 0 1.25rem 0;
}

.ext-auditor-app .ext-guide-section ul,
.ext-auditor-app .ext-guide-section ol {
    margin: 0 0 1.25rem 1.5rem;
    padding: 0;
    color: #cbd5e1;
    font-size: 0.95rem;
    line-height: 1.7;
}

.ext-auditor-app .ext-guide-section li {
    margin-bottom: 0.5rem;
}

.ext-auditor-app .ext-guide-section strong {
    color: #ffffff;
    font-weight: 700;
}

.ext-auditor-app .ext-guide-section code {
    font-family: var(--eaa-font-mono);
    font-size: 0.85em;
    background: rgba(255, 255, 255, 0.06);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #f8fafc;
}

/* Executive GEO Summary */
.ext-auditor-app .vantix-geo-summary {
    border-left: 4px solid var(--eaa-gold);
    background: linear-gradient(90deg, rgba(247, 183, 51, 0.08) 0%, rgba(18, 24, 38, 0.7) 100%);
    padding: 1.5rem 1.75rem;
}

.ext-auditor-app .vantix-geo-summary p {
    font-size: 1.05rem;
    font-weight: 500;
    color: #f1f5f9;
    line-height: 1.7;
    margin: 0;
}

/* Table of Contents (TOC) Glass Card */
.ext-auditor-app .ext-toc-card {
    background: rgba(14, 18, 27, 0.9);
    border: 1px solid rgba(247, 183, 51, 0.2);
}

.ext-auditor-app .ext-toc-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.6rem 1.5rem;
    margin-top: 1rem;
}

.ext-auditor-app .ext-toc-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--eaa-text-secondary);
    text-decoration: none;
    padding: 0.4rem 0.6rem;
    border-radius: 6px;
    transition: all 0.15s ease;
}

.ext-auditor-app .ext-toc-link:hover {
    color: var(--eaa-gold);
    background: rgba(247, 183, 51, 0.08);
    transform: translateX(3px);
}

.ext-auditor-app .ext-toc-num {
    font-family: var(--eaa-font-mono);
    font-size: 0.75rem;
    color: var(--eaa-gold);
    font-weight: 700;
}

/* Monospace Formula Card */
.ext-auditor-app .ext-formula-card {
    background: rgba(10, 14, 22, 0.95);
    border: 1px solid rgba(0, 229, 255, 0.25);
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    margin: 1.5rem 0;
    font-family: var(--eaa-font-mono);
    font-size: 0.85rem;
    color: #38bdf8;
    line-height: 1.6;
    overflow-x: auto;
}

/* Callout Card */
.ext-auditor-app .ext-callout-card {
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-left: 4px solid var(--eaa-ruby);
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    margin: 1.5rem 0;
}

.ext-auditor-app .ext-callout-card h4 {
    font-size: 1rem;
    font-weight: 700;
    color: #fca5a5;
    margin: 0 0 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.ext-auditor-app .ext-callout-card p {
    font-size: 0.9rem;
    color: #e2e8f0;
    line-height: 1.6;
    margin: 0;
}

/* Accordion Group (10 FAQs) */
.ext-auditor-app .ext-accordion-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.ext-auditor-app .ext-accordion-item {
    border: 1px solid var(--eaa-border);
    border-radius: 12px;
    background: var(--eaa-bg-card);
    overflow: hidden;
    transition: border-color 0.2s ease;
}

.ext-auditor-app .ext-accordion-item:hover {
    border-color: rgba(255, 255, 255, 0.18);
}

.ext-auditor-app .ext-accordion-trigger {
    width: 100%;
    text-align: left;
    padding: 1.1rem 1.25rem;
    background: transparent;
    border: none;
    color: var(--eaa-text-primary);
    font-size: 0.96rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    list-style: none;
}

.ext-auditor-app .ext-accordion-trigger::-webkit-details-marker {
    display: none;
}

.ext-auditor-app .ext-accordion-icon {
    font-size: 1.1rem;
    color: var(--eaa-gold);
    transition: transform 0.2s ease;
}

.ext-auditor-app .ext-accordion-item[open] .ext-accordion-icon,
.ext-auditor-app .ext-accordion-item.is-open .ext-accordion-icon {
    transform: rotate(180deg);
}

.ext-auditor-app .ext-accordion-content {
    padding: 0 1.25rem 1.25rem 1.25rem;
    color: #cbd5e1;
    font-size: 0.92rem;
    line-height: 1.7;
    display: none;
}

.ext-auditor-app .ext-accordion-item[open] .ext-accordion-content,
.ext-auditor-app .ext-accordion-item.is-open .ext-accordion-content {
    display: block;
}

/* Technical Glossary (AEO Definitions) */
.ext-auditor-app .vantix-aeo-definitions dl {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
    margin: 1.25rem 0 0 0;
}

.ext-auditor-app .vantix-aeo-definitions dt {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--eaa-gold);
    margin-bottom: 0.35rem;
    font-family: var(--eaa-font-mono);
}

.ext-auditor-app .vantix-aeo-definitions dd {
    margin: 0;
    font-size: 0.88rem;
    color: #cbd5e1;
    line-height: 1.6;
}

/* 4-Card Companion Tools Grid */
.ext-auditor-app .ext-companion-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
    margin-top: 1.25rem;
}

.ext-auditor-app .ext-companion-card {
    background: var(--eaa-bg-card);
    border: 1px solid var(--eaa-border);
    border-radius: 14px;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-decoration: none;
    color: var(--eaa-text-primary);
    transition: all 0.2s ease;
}

.ext-auditor-app .ext-companion-card:hover {
    border-color: var(--eaa-gold);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.ext-auditor-app .ext-companion-header {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 0.5rem;
}

.ext-auditor-app .ext-companion-icon {
    font-size: 1.35rem;
}

.ext-auditor-app .ext-companion-title {
    font-size: 1rem;
    font-weight: 700;
    color: #ffffff;
}

.ext-auditor-app .ext-companion-desc {
    font-size: 0.84rem;
    color: var(--eaa-text-secondary);
    line-height: 1.5;
    margin-bottom: 0.75rem;
}

.ext-auditor-app .ext-companion-badge {
    align-self: flex-start;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--eaa-gold);
    letter-spacing: 0.05em;
}

/* Toast Notification */
.ext-auditor-app .ext-toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: rgba(15, 23, 42, 0.95);
    border: 1px solid var(--eaa-gold);
    border-radius: 10px;
    padding: 0.75rem 1.25rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    color: #ffffff;
    font-size: 0.875rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    z-index: 9999;
    backdrop-filter: blur(12px);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.ext-auditor-app .ext-toast-hidden {
    opacity: 0;
    pointer-events: none;
    transform: translateY(10px);
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
    .ext-auditor-app .ext-kpi-ribbon {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 860px) {
    .ext-auditor-app .ext-workbench-grid {
        grid-template-columns: 1fr;
    }

    .ext-auditor-app .ext-toc-grid {
        grid-template-columns: 1fr;
    }

    .ext-auditor-app .ext-companion-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .ext-auditor-app .ext-kpi-ribbon {
        grid-template-columns: 1fr;
    }

    .ext-auditor-app .ext-card {
        padding: 1.15rem;
    }

    .ext-auditor-app .ext-guide-section {
        padding: 1.25rem;
    }

    .ext-auditor-app .ext-actions-toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .ext-auditor-app .ext-btn {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .ext-auditor-app .ext-title {
        font-size: 1.4rem;
    }

    .ext-auditor-app .ext-subtitle {
        font-size: 0.92rem;
    }

    .ext-auditor-app .ext-dropzone {
        padding: 1rem 0.5rem;
    }
}

/* ==========================================================================
   Light Mode Theme Adaptation & Anti-Glare Contrast Calibration
   Governed by html:not(.dark) or [data-theme="light"]
   ========================================================================== */
html:not(.dark) .ext-auditor-app,
[data-theme="light"] .ext-auditor-app {
    --eaa-bg-surface: rgba(255, 255, 255, 0.92);
    --eaa-bg-surface-raised: rgba(0, 0, 0, 0.03);
    --eaa-bg-card: rgba(248, 250, 252, 0.96);
    --eaa-border: rgba(0, 0, 0, 0.12);
    --eaa-border-hover: rgba(217, 119, 6, 0.45);
    --eaa-gold: #b45309;
    --eaa-gold-dim: rgba(217, 119, 6, 0.12);
    --eaa-emerald: #059669;
    --eaa-emerald-dark: #064e3b;
    --eaa-emerald-dim: rgba(5, 150, 105, 0.12);
    --eaa-cyan: #0284c7;
    --eaa-cyan-dim: rgba(2, 132, 199, 0.12);
    --eaa-amber: #d97706;
    --eaa-amber-dim: rgba(217, 119, 6, 0.12);
    --eaa-ruby: #dc2626;
    --eaa-ruby-dark: #7f1d1d;
    --eaa-ruby-dim: rgba(220, 38, 38, 0.12);
    --eaa-text-primary: #0f172a;
    --eaa-text-secondary: #475569;
    --eaa-text-muted: #64748b;
    color: #0f172a;
}

html:not(.dark) .ext-auditor-app .ext-card,
[data-theme="light"] .ext-auditor-app .ext-card {
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.07), 0 8px 10px -6px rgba(0, 0, 0, 0.03);
    background: var(--eaa-bg-surface);
}

html:not(.dark) .ext-auditor-app .ext-guide-section p,
html:not(.dark) .ext-auditor-app .ext-guide-section li,
html:not(.dark) .ext-auditor-app .ext-accordion-content,
[data-theme="light"] .ext-auditor-app .ext-guide-section p,
[data-theme="light"] .ext-auditor-app .ext-guide-section li,
[data-theme="light"] .ext-auditor-app .ext-accordion-content {
    color: #334155;
}

html:not(.dark) .ext-auditor-app .ext-guide-section h2,
html:not(.dark) .ext-auditor-app .ext-guide-section h3,
html:not(.dark) .ext-auditor-app .ext-accordion-trigger,
[data-theme="light"] .ext-auditor-app .ext-guide-section h2,
[data-theme="light"] .ext-auditor-app .ext-guide-section h3,
[data-theme="light"] .ext-auditor-app .ext-accordion-trigger {
    color: #0f172a;
}

html:not(.dark) .ext-auditor-app .ext-textarea,
html:not(.dark) .ext-auditor-app .ext-output-area,
[data-theme="light"] .ext-auditor-app .ext-textarea,
[data-theme="light"] .ext-auditor-app .ext-output-area {
    background: #f8fafc;
    color: #0f172a;
    border-color: rgba(0, 0, 0, 0.16);
}

html:not(.dark) .ext-auditor-app .ext-formula-card,
[data-theme="light"] .ext-auditor-app .ext-formula-card {
    background: #f1f5f9;
    color: #0f172a;
    border-color: rgba(0, 0, 0, 0.12);
}

html:not(.dark) .ext-auditor-app .ext-callout-card,
[data-theme="light"] .ext-auditor-app .ext-callout-card {
    background: #fef2f2;
    border-color: #fca5a5;
    color: #991b1b;
}

html:not(.dark) .ext-auditor-app .ext-vector-table th,
html:not(.dark) .ext-auditor-app .ext-benchmark-table th,
html:not(.dark) .ext-auditor-app .ext-table th,
[data-theme="light"] .ext-auditor-app .ext-vector-table th,
[data-theme="light"] .ext-auditor-app .ext-benchmark-table th,
[data-theme="light"] .ext-auditor-app .ext-table th {
    background: #f1f5f9;
    color: #0f172a;
}

html:not(.dark) .ext-auditor-app .ext-vector-table td,
html:not(.dark) .ext-auditor-app .ext-benchmark-table td,
html:not(.dark) .ext-auditor-app .ext-table td,
[data-theme="light"] .ext-auditor-app .ext-vector-table td,
[data-theme="light"] .ext-auditor-app .ext-benchmark-table td,
[data-theme="light"] .ext-auditor-app .ext-table td {
    color: #334155;
    border-bottom-color: rgba(0, 0, 0, 0.08);
}

html:not(.dark) .ext-auditor-app .ext-slider-row,
[data-theme="light"] .ext-auditor-app .ext-slider-row {
    background: rgba(0, 0, 0, 0.04);
}

html:not(.dark) .ext-auditor-app .ext-select,
[data-theme="light"] .ext-auditor-app .ext-select {
    background: #ffffff;
    color: #0f172a;
    border-color: rgba(0, 0, 0, 0.18);
}

html:not(.dark) .ext-auditor-app .ext-btn,
[data-theme="light"] .ext-auditor-app .ext-btn {
    background: #ffffff;
    color: #0f172a;
    border-color: rgba(0, 0, 0, 0.15);
}

html:not(.dark) .ext-auditor-app .ext-btn-gold,
html:not(.dark) .ext-auditor-app .ext-btn-primary,
[data-theme="light"] .ext-auditor-app .ext-btn-gold,
[data-theme="light"] .ext-auditor-app .ext-btn-primary {
    background: linear-gradient(135deg, #d97706, #b45309);
    color: #ffffff;
}

/* WCAG 2.2 Keyboard Accessibility Focus Indicators */
.ext-auditor-app button:focus-visible,
.ext-auditor-app .ext-btn:focus-visible,
.ext-auditor-app .ear-preset-btn:focus-visible,
.ext-auditor-app .ear-tab-btn:focus-visible,
.ext-auditor-app .ext-textarea:focus-visible,
.ext-auditor-app .ext-output-area:focus-visible,
.ext-auditor-app .ext-select:focus-visible,
.ext-auditor-app input[type="checkbox"]:focus-visible,
.ext-auditor-app input[type="range"]:focus-visible,
.ext-auditor-app .ext-accordion-trigger:focus-visible,
.ext-auditor-app .ext-companion-card:focus-visible {
    outline: 2px solid var(--eaa-gold);
    outline-offset: 2px;
}