/* ==========================================================================
   CUEVANCE LED Wall Configurator - User Manual Dedicated Stylesheet
   Full WCAG 2.1 AA/AAA Contrast Compliance & Multi-Theme Support
   ========================================================================== */

.manual-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-dark);
    background-image: var(--bg-page-gradient);
    background-attachment: fixed;
    color: var(--text-primary);
    font-family: var(--font-body);
}

/* Header Adjustments for Manual */
.manual-back-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
}

.manual-back-brand:hover h1 {
    color: var(--accent-cyan);
}

.manual-return-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 600;
    font-size: var(--text-sm);
    padding: 8px 16px;
    border-radius: var(--border-radius-sm);
    background: var(--bg-card);
    border: 1px solid var(--bg-card-border);
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition-smooth);
}

.manual-return-btn:hover {
    background: var(--accent-cyan);
    color: var(--accent-on-cyan);
    border-color: var(--accent-cyan);
    box-shadow: 0 0 16px var(--accent-cyan-glow);
}

.manual-theme-toggle {
    display: flex;
    align-items: center;
    background: var(--bg-subtle);
    border: 1px solid var(--bg-card-border);
    border-radius: 20px;
    padding: 2px;
}

/* Layout Wrapper */
.manual-layout-wrapper {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 32px;
    max-width: 1440px;
    width: 100%;
    margin: 0 auto;
    padding: 32px 24px 64px 24px;
    flex: 1;
}

/* Floating Table of Contents Sidebar */
.manual-sidebar {
    position: sticky;
    top: 88px;
    height: calc(100vh - 120px);
    overflow-y: auto;
    scrollbar-width: thin;
}

.manual-sidebar-inner {
    background: var(--bg-card);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--border-radius-md);
    padding: 20px 16px;
    backdrop-filter: var(--card-backdrop);
    -webkit-backdrop-filter: var(--card-backdrop);
    box-shadow: var(--card-shadow);
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.manual-toc-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-size: var(--text-md);
    font-weight: 700;
    color: var(--accent-cyan);
    border-bottom: 1px solid var(--bg-card-border);
    padding-bottom: 12px;
}

.manual-toc-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.toc-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--border-radius-sm);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--text-sm);
    font-weight: 500;
    line-height: 1.35;
    transition: var(--transition-smooth);
    border-left: 3px solid transparent;
}

.toc-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-muted);
    transition: var(--transition-smooth);
    flex-shrink: 0;
}

.toc-link:hover {
    color: var(--text-primary);
    background: var(--bg-card-hover);
}

.toc-link.active {
    color: var(--accent-cyan);
    background: rgba(56, 189, 248, 0.12);
    border-left-color: var(--accent-cyan);
    font-weight: 700;
}

.toc-link.active .toc-dot {
    background: var(--accent-cyan);
    box-shadow: 0 0 8px var(--accent-cyan-glow);
}

.sidebar-help-card {
    background: var(--bg-subtle);
    border: 1px dashed var(--bg-card-border);
    border-radius: var(--border-radius-sm);
    padding: 12px;
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.help-card-icon {
    font-size: 1.1rem;
    line-height: 1;
}

.help-card-text {
    font-size: var(--text-xs);
    color: var(--text-muted);
    line-height: 1.4;
    margin: 0;
}

/* Main Content Area */
.manual-content {
    display: flex;
    flex-direction: column;
    gap: 48px;
    min-width: 0;
}

/* Hero Banner */
.manual-hero-banner {
    background: var(--bg-card);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--border-radius-lg);
    padding: 36px 40px;
    backdrop-filter: var(--card-backdrop);
    -webkit-backdrop-filter: var(--card-backdrop);
    box-shadow: var(--card-shadow);
    position: relative;
    overflow: hidden;
}

.manual-hero-banner::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 380px;
    height: 380px;
    background: radial-gradient(circle, var(--accent-cyan-glow) 0%, transparent 70%);
    pointer-events: none;
}

.hero-badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--accent-cyan);
    background: rgba(56, 189, 248, 0.14);
    border: 1px solid rgba(56, 189, 248, 0.35);
    border-radius: 20px;
    padding: 4px 14px;
    margin-bottom: 16px;
    letter-spacing: 0.05em;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    margin: 0 0 16px 0;
    color: var(--text-primary);
    line-height: 1.25;
}

.hero-lead {
    font-size: var(--text-md);
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 0 0 24px 0;
    max-width: 900px;
}

.hero-quick-features {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.feature-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: var(--text-sm);
    font-weight: 600;
    background: var(--bg-subtle);
    border: 1px solid var(--bg-card-border);
    border-radius: 20px;
    padding: 6px 16px;
    color: var(--text-primary);
}

/* Sections Common */
.manual-section {
    background: var(--bg-card);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--border-radius-lg);
    padding: 36px 36px;
    backdrop-filter: var(--card-backdrop);
    -webkit-backdrop-filter: var(--card-backdrop);
    box-shadow: var(--card-shadow);
    scroll-margin-top: 100px;
}

.section-header {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    margin-bottom: 28px;
    border-bottom: 1px solid var(--bg-card-border);
    padding-bottom: 20px;
}

.section-num {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--accent-cyan), #0284c7);
    color: #020617;
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 800;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 4px 12px var(--accent-cyan-glow);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 6px 0;
    line-height: 1.3;
}

.section-subtitle {
    font-size: var(--text-sm);
    color: var(--text-muted);
    display: block;
}

/* UI Mockup Diagram Zone (Section 1) */
.ui-mockup-wrapper {
    background: var(--bg-canvas-wrapper);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.4);
}

.ui-mockup-header-bar {
    background: var(--bg-card-header);
    border-bottom: 1px solid var(--bg-card-border);
    padding: 10px 16px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.window-dots {
    display: flex;
    gap: 6px;
}

.window-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.dot-red { background: #ef4444; }
.dot-yellow { background: #f59e0b; }
.dot-green { background: #10b981; }

.window-title {
    font-size: var(--text-xs);
    font-family: var(--font-mono);
    color: var(--text-muted);
    flex: 1;
    text-align: center;
}

.window-badge {
    font-size: var(--text-2xs);
    font-weight: 700;
    color: var(--accent-cyan);
    background: rgba(56, 189, 248, 0.15);
    border-radius: 4px;
    padding: 2px 8px;
}

.ui-screen-diagram {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.diag-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-subtle);
    border: 1px dashed rgba(56, 189, 248, 0.4);
    border-radius: 8px;
    padding: 12px 18px;
}

.diag-block {
    display: flex;
    align-items: center;
    gap: 12px;
}

.diag-callout-pin {
    width: 28px;
    height: 28px;
    background: var(--accent-cyan);
    color: #020617;
    font-weight: 800;
    font-size: var(--text-sm);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 10px var(--accent-cyan-glow);
    flex-shrink: 0;
}

.diag-text-group strong {
    display: block;
    font-size: var(--text-sm);
    color: var(--text-primary);
}

.diag-text-group small {
    font-size: var(--text-2xs);
    color: var(--text-muted);
}

.diag-steps-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: var(--bg-subtle);
    border: 1px dashed rgba(167, 139, 250, 0.4);
    border-radius: 8px;
    padding: 10px 16px;
}

.diag-step-pill {
    font-size: var(--text-xs);
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 20px;
    background: var(--bg-card);
    border: 1px solid var(--bg-card-border);
    color: var(--text-secondary);
}

.diag-step-pill.active {
    background: var(--accent-cyan);
    color: #020617;
    border-color: var(--accent-cyan);
    font-weight: 700;
}

.diag-step-arrow {
    color: var(--text-muted);
    font-size: var(--text-xs);
}

.diag-main-columns {
    display: grid;
    grid-template-columns: 280px 1fr 280px;
    gap: 16px;
}

.diag-col {
    background: var(--bg-subtle);
    border-radius: 8px;
    padding: 14px;
    border: 1px dashed var(--bg-card-border);
    display: flex;
    flex-direction: column;
    gap: 8px;
    position: relative;
}

.diag-col-left {
    border-color: rgba(56, 189, 248, 0.4);
}

.diag-col-center {
    border-color: rgba(52, 211, 153, 0.4);
}

.diag-col-right {
    border-color: rgba(251, 191, 36, 0.4);
}

.diag-col .diag-callout-pin {
    position: absolute;
    top: -12px;
    right: 12px;
}

.diag-col-header {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.diag-sub-item {
    font-size: var(--text-2xs);
    color: var(--text-secondary);
    background: var(--bg-card);
    padding: 6px 10px;
    border-radius: 4px;
    border: 1px solid var(--bg-card-border);
}

.diag-canvas-preview-mock {
    background: #030712;
    border-radius: 6px;
    padding: 14px;
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.diag-canvas-grid-box {
    height: 85%;
    aspect-ratio: 16 / 9;
    max-width: 95%;
    border: 2px solid var(--accent-cyan);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(56, 189, 248, 0.08);
    box-sizing: border-box;
}

.diag-grid-line {
    position: absolute;
    background: rgba(255, 255, 255, 0.2);
}

.diag-grid-line:nth-child(1) { top: 33%; left: 0; right: 0; height: 1px; }
.diag-grid-line:nth-child(2) { top: 66%; left: 0; right: 0; height: 1px; }
.diag-grid-line:nth-child(3) { left: 50%; top: 0; bottom: 0; width: 1px; }

.diag-canvas-badge {
    background: rgba(0, 0, 0, 0.8);
    color: var(--accent-cyan);
    font-family: var(--font-mono);
    font-size: var(--text-2xs);
    padding: 4px 8px;
    border-radius: 4px;
    border: 1px solid var(--accent-cyan);
    z-index: 2;
}

.diag-toolbar-mock {
    display: flex;
    justify-content: space-around;
    font-size: var(--text-2xs);
    color: var(--text-muted);
    background: var(--bg-card);
    padding: 6px 10px;
    border-radius: 4px;
}

.diag-card-mini {
    font-size: var(--text-2xs);
    padding: 6px 10px;
    border-radius: 4px;
    background: var(--bg-card);
    border-left: 3px solid #64748b;
}

.diag-card-mini.cyan { border-left-color: var(--accent-cyan); }
.diag-card-mini.purple { border-left-color: var(--accent-purple); }
.diag-card-mini.emerald { border-left-color: var(--accent-emerald); }
.diag-card-mini.amber { border-left-color: var(--accent-amber); }
.diag-card-mini.rose { border-left-color: var(--accent-rose); }

.diag-footer-row {
    background: var(--bg-subtle);
    border: 1px dashed var(--bg-card-border);
    border-radius: 6px;
    padding: 8px 14px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.diag-footer-text {
    font-size: var(--text-xs);
    color: var(--text-muted);
}

/* Feature Cards Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}

.feature-card {
    background: var(--bg-subtle);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--border-radius-md);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.feature-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
}

.card-num-badge {
    background: rgba(56, 189, 248, 0.15);
    color: var(--accent-cyan);
    font-weight: 700;
    font-size: var(--text-xs);
    padding: 4px 10px;
    border-radius: 12px;
    border: 1px solid rgba(56, 189, 248, 0.3);
}

.card-icon-lg {
    font-size: 1.5rem;
    line-height: 1;
}

.feature-card-header h3 {
    font-family: var(--font-heading);
    font-size: var(--text-md);
    font-weight: 700;
    margin: 0;
    color: var(--text-primary);
}

.feature-card-desc {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

.feature-highlight-box {
    background: var(--bg-card);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--border-radius-sm);
    padding: 12px 14px;
    font-size: var(--text-xs);
    line-height: 1.5;
}

.feature-highlight-box strong {
    display: block;
    color: var(--accent-cyan);
    margin-bottom: 4px;
}

.feature-highlight-box p {
    margin: 0;
    color: var(--text-secondary);
}

/* Split Layout (Guides & Step Walkthrough) */
.guide-split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    align-items: start;
}

.guide-steps-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.step-guide-card {
    background: var(--bg-subtle);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--border-radius-md);
    padding: 18px 20px;
    display: flex;
    gap: 16px;
}

.step-guide-badge {
    background: var(--bg-card);
    border: 1px solid var(--accent-cyan);
    color: var(--accent-cyan);
    font-weight: 700;
    font-size: var(--text-xs);
    padding: 4px 10px;
    border-radius: 6px;
    height: fit-content;
    white-space: nowrap;
}

.step-guide-content h4 {
    font-family: var(--font-heading);
    font-size: var(--text-base);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 6px 0;
}

.step-guide-content p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* Visual UI Mock Container */
.guide-visual-card {
    background: var(--bg-canvas-wrapper);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--card-shadow);
}

.visual-card-header {
    background: var(--bg-card-header);
    border-bottom: 1px solid var(--bg-card-border);
    padding: 12px 16px;
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.visual-badge {
    background: var(--accent-purple);
    color: #020617;
    font-weight: 700;
    font-size: var(--text-2xs);
    padding: 2px 8px;
    border-radius: 4px;
}

.visual-ui-content {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.mock-label {
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--text-muted);
}

.mock-chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.mock-chip {
    font-size: var(--text-xs);
    font-weight: 600;
    background: var(--bg-card);
    border: 1px solid var(--bg-card-border);
    color: var(--text-secondary);
    padding: 6px 12px;
    border-radius: 20px;
}

.mock-chip.active {
    background: var(--accent-cyan);
    color: #020617;
    border-color: var(--accent-cyan);
    font-weight: 700;
}

.mock-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.mock-input-item label {
    display: block;
    font-size: var(--text-2xs);
    color: var(--text-muted);
    margin-bottom: 4px;
}

.mock-input-item input {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--border-radius-xs);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    padding: 6px 10px;
}

.mock-btn-row {
    display: flex;
    justify-content: flex-end;
}

.mock-btn-secondary {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: 600;
    background: var(--bg-card);
    border: 1px solid var(--bg-card-border);
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: var(--border-radius-xs);
}

/* Step 2 Specific Mocks */
.mock-tab-row {
    display: flex;
    gap: 8px;
    background: var(--bg-card);
    padding: 4px;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--bg-card-border);
}

.mock-tab {
    flex: 1;
    text-align: center;
    font-size: var(--text-xs);
    font-weight: 600;
    padding: 6px;
    border-radius: 4px;
    color: var(--text-muted);
}

.mock-tab.active {
    background: var(--accent-cyan);
    color: #020617;
    font-weight: 700;
}

.mock-stepper-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.mock-stepper-item label {
    display: block;
    font-size: var(--text-2xs);
    color: var(--text-muted);
    margin-bottom: 4px;
}

.mock-stepper-box {
    display: flex;
    align-items: center;
    background: var(--bg-input);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--border-radius-xs);
    overflow: hidden;
}

.mock-step-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    color: var(--text-primary);
    font-weight: bold;
    cursor: default;
}

.mock-stepper-box input {
    flex: 1;
    text-align: center;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    font-weight: 700;
}

.mock-form-group label {
    display: block;
    font-size: var(--text-2xs);
    color: var(--text-muted);
    margin-bottom: 4px;
}

.mock-select {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--border-radius-xs);
    color: var(--text-primary);
    font-size: var(--text-xs);
    padding: 8px 10px;
}

.mock-summary-pill {
    display: flex;
    justify-content: space-between;
    background: rgba(56, 189, 248, 0.1);
    border: 1px solid rgba(56, 189, 248, 0.3);
    border-radius: var(--border-radius-sm);
    padding: 8px 14px;
    font-size: var(--text-xs);
    color: var(--text-primary);
}

.mock-summary-pill strong {
    color: var(--accent-cyan);
}

/* Wiring Visual Simulation Mock (Section 5) */
.visual-wiring-mock {
    padding: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    position: relative;
}

.mock-wiring-grid {
    display: grid;
    grid-template-columns: 140px 140px;
    gap: 8px;
}

.mock-panel-box {
    height: 70px;
    border-radius: 6px;
    padding: 8px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border: 2px solid #475569;
    background: #0f172a;
}

.mock-panel-box.p-port-1 {
    border-color: var(--accent-cyan);
    background: rgba(56, 189, 248, 0.12);
}

.mock-panel-box.p-port-2 {
    border-color: var(--accent-amber);
    background: rgba(251, 191, 36, 0.12);
}

.mock-p-id {
    font-size: var(--text-2xs);
    color: var(--text-muted);
}

.mock-p-port {
    font-size: var(--text-xs);
    font-family: var(--font-mono);
    font-weight: 700;
}

.mock-panel-box.p-port-1 .mock-p-port { color: var(--accent-cyan); }
.mock-panel-box.p-port-2 .mock-p-port { color: var(--accent-amber); }

.mock-hover-hud {
    background: var(--bg-modal);
    border: 1px solid var(--accent-cyan);
    border-radius: var(--border-radius-sm);
    padding: 12px 16px;
    width: 100%;
    max-width: 320px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
}

.hud-title {
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--text-primary);
    border-bottom: 1px solid var(--bg-card-border);
    padding-bottom: 6px;
    margin-bottom: 6px;
}

.hud-row {
    display: flex;
    justify-content: space-between;
    font-size: var(--text-2xs);
    margin-bottom: 4px;
}

.hud-row span { color: var(--text-muted); }

/* Telemetry Metrics Table (Section 6) */
.telemetry-table-wrapper {
    overflow-x: auto;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--bg-card-border);
}

.manual-spec-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--text-sm);
}

.manual-spec-table th {
    background: var(--bg-card-header);
    color: var(--text-primary);
    font-weight: 700;
    text-align: left;
    padding: 14px 18px;
    border-bottom: 1px solid var(--bg-card-border);
}

.manual-spec-table td {
    padding: 16px 18px;
    border-bottom: 1px solid var(--bg-card-border);
    vertical-align: top;
    line-height: 1.6;
    color: var(--text-secondary);
}

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

.manual-spec-table tr:hover td {
    background: var(--bg-subtle);
}

.manual-spec-table code {
    display: inline-block;
    background: var(--bg-input);
    border: 1px solid var(--bg-card-border);
    color: var(--accent-cyan);
    padding: 2px 8px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    margin-bottom: 4px;
}

.table-subtext {
    font-size: var(--text-2xs);
    color: var(--text-muted);
    margin-top: 2px;
}

.color-cyan { color: var(--accent-cyan); }
.color-purple { color: var(--accent-purple); }
.color-emerald { color: var(--accent-emerald); }
.color-amber { color: var(--accent-amber); }
.color-rose { color: var(--accent-rose); }

/* Shortcuts Grid (Section 8) */
.shortcuts-manual-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
}

.shortcut-manual-card {
    background: var(--bg-subtle);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--border-radius-md);
    padding: 16px 18px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.kbd-key {
    background: var(--bg-card);
    border: 1px solid var(--bg-card-border);
    box-shadow: 0 3px 0 var(--bg-card-border);
    border-radius: 6px;
    padding: 6px 12px;
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--accent-cyan);
    min-width: 32px;
    text-align: center;
}

.shortcut-info strong {
    display: block;
    font-size: var(--text-sm);
    color: var(--text-primary);
    margin-bottom: 2px;
}

.shortcut-info small {
    font-size: var(--text-xs);
    color: var(--text-muted);
}

/* Field Tips Container */
.field-tips-container {
    background: var(--bg-subtle);
    border: 1px solid rgba(251, 191, 36, 0.4);
    border-radius: var(--border-radius-md);
    padding: 24px 28px;
}

.field-tips-title {
    font-family: var(--font-heading);
    font-size: var(--text-base);
    font-weight: 700;
    color: var(--accent-amber);
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 16px 0;
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.tip-item strong {
    display: block;
    font-size: var(--text-sm);
    color: var(--text-primary);
    margin-bottom: 6px;
}

.tip-item p {
    font-size: var(--text-xs);
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* Bottom CTA */
.manual-bottom-cta {
    background: linear-gradient(135deg, rgba(56, 189, 248, 0.15) 0%, rgba(139, 92, 246, 0.12) 100%);
    border: 1px solid var(--accent-cyan);
    border-radius: var(--border-radius-lg);
    padding: 36px 40px;
    box-shadow: 0 8px 32px var(--accent-cyan-glow);
}

.cta-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
}

.cta-text h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 8px 0;
}

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

.btn-cta {
    padding: 12px 28px;
    font-size: var(--text-base);
    font-weight: 700;
    border-radius: var(--border-radius-md);
    white-space: nowrap;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

/* ==========================================================================
   THEME 2 OVERRIDES: Warm Studio Mode (Strict WCAG 2.1 AAA Contrast)
   ========================================================================== */
body.theme-warm-studio .section-num {
    background: linear-gradient(135deg, #0d9488, #0f766e);
    color: #ffffff;
}

body.theme-warm-studio .diag-callout-pin {
    background: #0d9488;
    color: #ffffff;
}

body.theme-warm-studio .diag-step-pill.active {
    background: #0d9488;
    color: #ffffff;
}

body.theme-warm-studio .mock-chip.active {
    background: #0d9488;
    color: #ffffff;
}

body.theme-warm-studio .mock-tab.active {
    background: #0d9488;
    color: #ffffff;
}

body.theme-warm-studio .hero-badge {
    background: rgba(13, 148, 136, 0.14);
    color: #0f766e;
    border-color: rgba(13, 148, 136, 0.4);
}

body.theme-warm-studio .toc-link.active {
    background: rgba(13, 148, 136, 0.12);
    color: #0f766e;
    border-left-color: #0d9488;
}

body.theme-warm-studio .toc-link.active .toc-dot {
    background: #0d9488;
}

body.theme-warm-studio .manual-toc-title {
    color: #0f766e;
}

body.theme-warm-studio .feature-highlight-box strong {
    color: #0f766e;
}

body.theme-warm-studio .color-cyan {
    color: #0f766e;
}

body.theme-warm-studio .color-purple {
    color: #6b21a8;
}

body.theme-warm-studio .color-emerald {
    color: #065f46;
}

body.theme-warm-studio .color-amber {
    color: #b45309;
}

body.theme-warm-studio .color-rose {
    color: #be123c;
}

body.theme-warm-studio .kbd-key {
    color: #0f766e;
    border-color: #cbd5e1;
    background: #ffffff;
}

body.theme-warm-studio .mock-summary-pill strong {
    color: #0f766e;
}

body.theme-warm-studio .manual-spec-table code {
    color: #0f766e;
    background: #f1f5f9;
}

body.theme-warm-studio .manual-return-btn:hover {
    background: #0d9488;
    color: #ffffff;
    border-color: #0d9488;
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
    .manual-layout-wrapper {
        grid-template-columns: 1fr;
        padding: 20px 16px 48px 16px;
    }

    .manual-sidebar {
        position: static;
        height: auto;
    }

    .guide-split-layout {
        grid-template-columns: 1fr;
    }

    .diag-main-columns {
        grid-template-columns: 1fr;
    }

    .cta-inner {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 640px) {
    .manual-section {
        padding: 24px 18px;
    }

    .manual-hero-banner {
        padding: 24px 20px;
    }

    .hero-title {
        font-size: 1.6rem;
    }

    .diag-header-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .diag-steps-row {
        flex-direction: column;
        align-items: stretch;
    }

    .diag-step-arrow {
        text-align: center;
        transform: rotate(90deg);
    }
}

.print-only {
    display: none !important;
}

/* ==========================================================================
   A4 PORTRAIT PRINT ENGINE (Faithful to Web Layout & Pro AV Engineering Specs)
   - Follows exact Web visual hierarchy, card grouping, and diagram proportions
   - Strict Warm Studio Palette, WCAG 2.1 AAA Contrast, zero diagram distortion
   - Prevents awkward page breaks with break-inside: avoid
   ========================================================================== */
@media print {
    @page {
        size: A4 portrait !important;
        margin: 8mm 10mm 8mm 10mm !important;
    }

    /* 1. Global Reset & Print Adjustments */
    *, *::before, *::after {
        box-shadow: none !important;
        text-shadow: none !important;
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
        color-adjust: exact !important;
    }

    /* Force Studio Light Theme */
    :root,
    html,
    body,
    body.theme-cyber-neon,
    body.neon-cyber-theme,
    body.theme-liquid-glass,
    body.theme-warm-studio,
    body.theme-warm-glass,
    .manual-page {
        --bg-dark: #ffffff !important;
        --bg-page-gradient: none !important;
        --bg-header: #ffffff !important;
        --bg-card: #ffffff !important;
        --bg-card-header: #f8fafc !important;
        --bg-card-border: #cbd5e1 !important;
        --bg-card-hover: #f8fafc !important;
        --bg-input: #ffffff !important;
        --bg-subtle: #f8fafc !important;
        --bg-modal: #ffffff !important;
        --bg-canvas-wrapper: #f8fafc !important;
        
        --text-primary: #0f172a !important;
        --text-secondary: #1e293b !important;
        --text-muted: #475569 !important;
        
        /* Studio Theme Accents */
        --accent-cyan: #0d9488 !important; /* Deep Studio Teal */
        --accent-cyan-glow: transparent !important;
        --accent-on-cyan: #ffffff !important;
        --accent-purple: #b45309 !important;
        --accent-emerald: #10b981 !important;
        --accent-on-emerald: #ffffff !important;
        --accent-amber: #d97706 !important;
        --accent-rose: #e11d48 !important;
        
        background: #ffffff !important;
        background-color: #ffffff !important;
        background-image: none !important;
        color: #0f172a !important;
        font-size: 7.2pt !important;
        line-height: 1.3 !important;
        margin: 0 !important;
        padding: 0 !important;
        width: 100% !important;
        height: auto !important;
        max-height: none !important;
        overflow: visible !important;
    }

    /* 2. Hide Non-Print Elements */
    .no-print,
    .app-header,
    .manual-sidebar,
    .manual-bottom-cta,
    .app-footer,
    .sidebar-help-card,
    .manual-theme-toggle,
    .manual-return-btn,
    .btn-print-action,
    .lang-toggle-container {
        display: none !important;
    }

    /* 3. Main Content Flow (Full Width, Natural Stacking) */
    .manual-layout-wrapper {
        display: block !important;
        padding: 0 !important;
        margin: 0 !important;
        max-width: 100% !important;
        width: 100% !important;
    }

    .manual-content {
        display: block !important;
        padding: 0 !important;
        margin: 0 !important;
        width: 100% !important;
    }

    /* Hero Banner (Top of Page 1) */
    .manual-hero-banner {
        background: #f8fafc !important;
        border: 1px solid #cbd5e1 !important;
        border-radius: 6px !important;
        padding: 3.5mm 5mm !important;
        margin-bottom: 3.5mm !important;
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
        gap: 6mm !important;
        break-inside: avoid !important;
        page-break-inside: avoid !important;
    }

    .hero-badge {
        background: #f0fdfa !important;
        color: #0f766e !important;
        border: 1px solid #99f6e4 !important;
        font-size: 5.6pt !important;
        font-weight: 700 !important;
        padding: 1px 4px !important;
        border-radius: 3px !important;
        margin-bottom: 1mm !important;
        display: inline-block !important;
    }

    .hero-title {
        font-size: 10.5pt !important;
        font-weight: 800 !important;
        color: #0f172a !important;
        margin: 0 0 1mm 0 !important;
        line-height: 1.15 !important;
    }

    .hero-lead {
        font-size: 6.2pt !important;
        color: #334155 !important;
        line-height: 1.25 !important;
        margin: 0 !important;
        max-width: 62% !important;
    }

    .hero-quick-features {
        display: flex !important;
        flex-wrap: wrap !important;
        gap: 2mm !important;
        max-width: 36% !important;
        justify-content: flex-end !important;
    }

    .feature-chip {
        background: #ffffff !important;
        border: 1px solid #cbd5e1 !important;
        color: #0f172a !important;
        font-size: 5.8pt !important;
        font-weight: 600 !important;
        padding: 1.5px 5px !important;
        border-radius: 4px !important;
    }

    /* 4. Section Card Blocks (Natural A4 Portrait Flow) */
    .manual-section {
        background: #ffffff !important;
        border: 1px solid #cbd5e1 !important;
        border-radius: 6px !important;
        padding: 3.5mm 4.5mm !important;
        margin-bottom: 3mm !important;
        color: #0f172a !important;
        break-inside: avoid !important;
        page-break-inside: avoid !important;
        box-sizing: border-box !important;
    }

    /* Strict 3-Page Physical Page Locks */
    #section-step1 {
        page-break-after: always !important;
        break-after: page !important;
        margin-bottom: 0 !important;
    }

    #section-step2 {
        page-break-before: always !important;
        break-before: page !important;
    }

    #section-canvas {
        page-break-after: always !important;
        break-after: page !important;
        margin-bottom: 0 !important;
    }

    #section-telemetry {
        page-break-before: always !important;
        break-before: page !important;
    }

    .section-header {
        display: flex !important;
        align-items: center !important;
        gap: 3.5mm !important;
        margin-bottom: 2mm !important;
        padding-bottom: 1.5mm !important;
        border-bottom: 1.5px solid #e2e8f0 !important;
        break-after: avoid !important;
        page-break-after: avoid !important;
    }

    .section-num {
        background: #0d9488 !important;
        color: #ffffff !important;
        font-size: 7.5pt !important;
        font-weight: 800 !important;
        width: 17px !important;
        height: 17px !important;
        border-radius: 4px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        flex-shrink: 0 !important;
    }

    .section-title {
        color: #0f172a !important;
        font-size: 9pt !important;
        font-weight: 800 !important;
        margin: 0 !important;
        line-height: 1.15 !important;
    }

    .section-subtitle {
        color: #475569 !important;
        font-size: 6pt !important;
        display: block !important;
    }

    /* Section 1: Full-width UI Map + 3x2 Grid */
    #section-overview .ui-mockup-wrapper {
        background: #f8fafc !important;
        border: 1px solid #94a3b8 !important;
        border-radius: 4px !important;
        margin-bottom: 3mm !important;
        overflow: hidden !important;
        break-inside: avoid !important;
        page-break-inside: avoid !important;
    }

    .ui-mockup-header-bar {
        background: #e2e8f0 !important;
        border-bottom: 1px solid #cbd5e1 !important;
        padding: 1.5mm 3.5mm !important;
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
    }

    .window-dots span { width: 5px !important; height: 5px !important; }
    .window-title { color: #1e293b !important; font-size: 6.5pt !important; font-weight: 700 !important; }
    .window-badge { background: #0d9488 !important; color: #ffffff !important; font-size: 5.5pt !important; font-weight: 700 !important; padding: 1px 4px !important; border-radius: 2px !important; }

    .ui-screen-diagram {
        padding: 2.5mm 3.5mm !important;
        gap: 2mm !important;
        display: flex !important;
        flex-direction: column !important;
    }

    .diag-header-row {
        background: #ffffff !important;
        border: 1px dashed #94a3b8 !important;
        border-radius: 3px !important;
        padding: 1.5mm 3.5mm !important;
        display: flex !important;
        justify-content: space-between !important;
        align-items: center !important;
    }

    .diag-callout-pin {
        width: 15px !important;
        height: 15px !important;
        background: #0d9488 !important;
        color: #ffffff !important;
        font-size: 6pt !important;
        font-weight: 800 !important;
        border-radius: 50% !important;
        display: inline-flex !important;
        align-items: center !important;
        justify-content: center !important;
        flex-shrink: 0 !important;
    }

    .diag-text-group strong { color: #0f172a !important; font-size: 6pt !important; font-weight: 700 !important; display: block !important; }
    .diag-text-group small { color: #475569 !important; font-size: 5.4pt !important; display: block !important; }

    .diag-steps-row {
        background: #ffffff !important;
        border: 1px dashed #94a3b8 !important;
        border-radius: 3px !important;
        padding: 1.5mm 3.5mm !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        gap: 4mm !important;
    }

    .diag-step-pill {
        background: #f1f5f9 !important;
        border: 1px solid #cbd5e1 !important;
        color: #334155 !important;
        font-size: 5.6pt !important;
        font-weight: 600 !important;
        padding: 1px 5mm !important;
        border-radius: 4px !important;
    }

    .diag-step-pill.active {
        background: #0d9488 !important;
        color: #ffffff !important;
        border-color: #0d9488 !important;
        font-weight: 700 !important;
    }

    .diag-step-arrow { color: #64748b !important; font-size: 5.6pt !important; }

    .diag-main-columns {
        display: grid !important;
        grid-template-columns: 145px 1fr 145px !important;
        gap: 2.5mm !important;
    }

    .diag-col {
        background: #ffffff !important;
        border: 1px solid #cbd5e1 !important;
        border-radius: 3px !important;
        padding: 2mm !important;
        display: flex !important;
        flex-direction: column !important;
        gap: 1.5mm !important;
        position: relative !important;
    }

    .diag-col .diag-callout-pin { position: absolute !important; top: -4px !important; right: 2px !important; }
    .diag-col-header { color: #0f172a !important; font-size: 5.8pt !important; font-weight: 700 !important; margin-bottom: 0.5mm !important; }
    .diag-sub-item { background: #f8fafc !important; border: 1px solid #e2e8f0 !important; color: #334155 !important; font-size: 5.2pt !important; padding: 1px 3px !important; border-radius: 2px !important; line-height: 1.15 !important; }

    .diag-canvas-preview-mock {
        background: #0a0f1d !important;
        border: 1px solid #334155 !important;
        border-radius: 3px !important;
        height: 46px !important;
        min-height: 46px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        padding: 1.5mm 2.5mm !important;
        box-sizing: border-box !important;
    }

    .diag-canvas-grid-box {
        height: 34px !important;
        aspect-ratio: 16 / 9 !important;
        max-width: 95% !important;
        border: 1.5px solid #0ea5e9 !important;
        background: rgba(14, 165, 233, 0.12) !important;
        position: relative !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        box-sizing: border-box !important;
    }

    .diag-canvas-badge {
        background: rgba(0,0,0,0.88) !important;
        color: #38bdf8 !important;
        font-size: 5.2pt !important;
        font-weight: 700 !important;
        border: 1px solid #38bdf8 !important;
        padding: 1px 3.5px !important;
        border-radius: 2px !important;
        white-space: nowrap !important;
        z-index: 2 !important;
    }
    .diag-toolbar-mock { background: #f8fafc !important; border: 1px solid #e2e8f0 !important; color: #475569 !important; font-size: 5pt !important; padding: 1.5px 3px !important; display: flex !important; justify-content: space-around !important; border-radius: 2px !important; }

    .diag-card-mini { background: #f8fafc !important; border: 1px solid #e2e8f0 !important; border-left-width: 2.5px !important; color: #334155 !important; font-size: 5.4pt !important; padding: 1px 3.5px !important; border-radius: 2px !important; }
    .diag-card-mini strong { color: #0f172a !important; }
    .diag-card-mini.cyan { border-left-color: #0d9488 !important; }
    .diag-card-mini.purple { border-left-color: #b45309 !important; }
    .diag-card-mini.emerald { border-left-color: #10b981 !important; }
    .diag-card-mini.amber { border-left-color: #d97706 !important; }
    .diag-card-mini.rose { border-left-color: #e11d48 !important; }

    .diag-footer-row { background: #ffffff !important; border: 1px dashed #94a3b8 !important; border-radius: 3px !important; padding: 1.5mm 3.5mm !important; display: flex !important; align-items: center !important; gap: 4px !important; }
    .diag-footer-text strong { color: #0f172a !important; font-size: 5.6pt !important; }
    .diag-footer-text span { color: #475569 !important; font-size: 5.2pt !important; }

    /* 3 Columns x 2 Rows feature grid */
    #section-overview .feature-grid {
        display: grid !important;
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 2.5mm !important;
        break-inside: avoid !important;
        page-break-inside: avoid !important;
    }

    .feature-card {
        background: #ffffff !important;
        border: 1px solid #cbd5e1 !important;
        border-radius: 4px !important;
        padding: 2.5mm 3.5mm !important;
        display: flex !important;
        flex-direction: column !important;
        gap: 1.5mm !important;
        break-inside: avoid !important;
        page-break-inside: avoid !important;
    }

    .card-num-badge { background: #0d9488 !important; color: #ffffff !important; font-size: 6pt !important; font-weight: 800 !important; padding: 1px 4px !important; border-radius: 3px !important; border: none !important; }
    .card-icon-lg { font-size: 0.9rem !important; }
    .feature-card-header { display: flex !important; align-items: center !important; gap: 3px !important; margin: 0 !important; }
    .feature-card-header h3 { color: #0f172a !important; font-size: 7.2pt !important; font-weight: 800 !important; margin: 0 !important; }
    .feature-card-desc { color: #334155 !important; font-size: 5.8pt !important; line-height: 1.25 !important; margin: 0 !important; }

    /* 5. 2-Column Split Sections (Step 1, Step 2, Canvas) */
    .guide-split-layout {
        display: grid !important;
        grid-template-columns: 1.15fr 0.85fr !important;
        gap: 3.5mm !important;
        align-items: start !important;
    }

    .guide-steps-list {
        display: flex !important;
        flex-direction: column !important;
        gap: 2mm !important;
    }

    .step-guide-card {
        background: #ffffff !important;
        border: 1px solid #e2e8f0 !important;
        border-radius: 3px !important;
        padding: 2mm 3mm !important;
        display: flex !important;
        gap: 3mm !important;
    }

    .step-guide-badge {
        background: #0d9488 !important;
        color: #ffffff !important;
        font-size: 5.6pt !important;
        font-weight: 800 !important;
        padding: 1px 3.5px !important;
        border-radius: 2px !important;
        height: fit-content !important;
        white-space: nowrap !important;
    }

    .step-guide-content h4 { color: #0f172a !important; font-size: 6.8pt !important; font-weight: 800 !important; margin: 0 0 0.5mm 0 !important; }
    .step-guide-content p { color: #334155 !important; font-size: 5.8pt !important; line-height: 1.25 !important; margin: 0 !important; }

    /* Visual Mockup Cards (Right Column) */
    .guide-visual-card {
        background: #f8fafc !important;
        border: 1px solid #94a3b8 !important;
        border-radius: 4px !important;
        overflow: hidden !important;
        break-inside: avoid !important;
        page-break-inside: avoid !important;
    }

    .visual-card-header {
        background: #e2e8f0 !important;
        border-bottom: 1px solid #cbd5e1 !important;
        padding: 1.5mm 3.5mm !important;
        font-size: 6.2pt !important;
        font-weight: 700 !important;
        color: #0f172a !important;
        display: flex !important;
        align-items: center !important;
        gap: 3px !important;
    }

    .visual-badge { background: #0f766e !important; color: #ffffff !important; font-size: 5.2pt !important; font-weight: 800 !important; padding: 1px 3.5px !important; border-radius: 2px !important; }

    .visual-ui-content {
        padding: 2.5mm 3.5mm !important;
        gap: 2mm !important;
        display: flex !important;
        flex-direction: column !important;
    }

    .mock-label { color: #475569 !important; font-size: 5.4pt !important; font-weight: 600 !important; }
    .mock-chip-row { display: flex !important; flex-wrap: wrap !important; gap: 2px !important; }
    .mock-chip { background: #ffffff !important; border: 1px solid #cbd5e1 !important; color: #334155 !important; font-size: 5.4pt !important; padding: 1px 4px !important; border-radius: 3px !important; }
    .mock-chip.active { background: #0d9488 !important; color: #ffffff !important; border-color: #0d9488 !important; font-weight: 800 !important; }

    .mock-form-grid { display: grid !important; grid-template-columns: 1fr 1fr !important; gap: 2px !important; }
    .mock-input-item label, .mock-stepper-item label, .mock-form-group label { color: #475569 !important; font-size: 5.2pt !important; margin-bottom: 0.5px !important; display: block !important; }
    .mock-input-item input, .mock-select { width: 100% !important; background: #ffffff !important; border: 1px solid #cbd5e1 !important; border-radius: 2px !important; color: #0f172a !important; font-size: 5.8pt !important; font-weight: 700 !important; padding: 1px 3px !important; box-sizing: border-box !important; }
    .mock-btn-row { display: flex !important; justify-content: flex-end !important; }
    .mock-btn-secondary { background: #f1f5f9 !important; border: 1px solid #cbd5e1 !important; color: #0f766e !important; font-size: 5.4pt !important; font-weight: 700 !important; padding: 1px 4.5px !important; border-radius: 2px !important; }

    .mock-tab-row { display: flex !important; gap: 2px !important; background: #e2e8f0 !important; padding: 1px !important; border-radius: 2px !important; }
    .mock-tab { flex: 1 !important; text-align: center !important; font-size: 5.4pt !important; font-weight: 600 !important; padding: 1px !important; border-radius: 2px !important; }
    .mock-tab.active { background: #0d9488 !important; color: #ffffff !important; font-weight: 800 !important; }
    .mock-stepper-group { display: grid !important; grid-template-columns: 1fr 1fr !important; gap: 2px !important; }
    .mock-stepper-box { display: flex !important; align-items: center !important; background: #ffffff !important; border: 1px solid #cbd5e1 !important; border-radius: 2px !important; }
    .mock-step-btn { width: 13px !important; height: 13px !important; background: #f1f5f9 !important; color: #0f172a !important; font-size: 6.5pt !important; font-weight: 800 !important; display: flex !important; align-items: center !important; justify-content: center !important; }
    .mock-stepper-box input { flex: 1 !important; text-align: center !important; border: none !important; color: #0f172a !important; font-size: 6.2pt !important; font-weight: 800 !important; }
    .mock-summary-pill { display: flex !important; justify-content: space-between !important; background: #f0fdfa !important; border: 1px solid #99f6e4 !important; border-radius: 2px !important; padding: 1.5px 4mm !important; font-size: 5.4pt !important; color: #0f172a !important; }
    .mock-summary-pill strong { color: #0f766e !important; }

    /* Section 4 & 7: 3-column Feature Grid */
    #section-step3 .feature-grid,
    #section-export .feature-grid {
        display: grid !important;
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 3mm !important;
    }

    .feature-highlight-box {
        background: #f8fafc !important;
        border: 1px solid #e2e8f0 !important;
        border-left: 2.5px solid #0d9488 !important;
        border-radius: 2px !important;
        padding: 1.5mm 2.5mm !important;
        font-size: 5.4pt !important;
    }

    .feature-highlight-box strong { color: #0f766e !important; font-size: 5.6pt !important; display: block !important; margin-bottom: 0.5mm !important; }
    .feature-highlight-box p { color: #334155 !important; margin: 0 !important; line-height: 1.2 !important; }

    /* Section 5: Canvas Wiring Mock */
    .visual-wiring-mock {
        background: #f8fafc !important;
        border: 1px solid #94a3b8 !important;
        border-radius: 4px !important;
        padding: 2.5mm 3.5mm !important;
        display: flex !important;
        flex-direction: column !important;
        gap: 2mm !important;
    }

    .mock-wiring-grid { display: grid !important; grid-template-columns: 1fr 1fr !important; gap: 2px !important; }
    .mock-panel-box { height: 24px !important; border-radius: 2px !important; padding: 1.5px 3px !important; display: flex !important; flex-direction: column !important; justify-content: space-between !important; }
    .mock-panel-box.p-port-1 { border: 1px solid #0d9488 !important; background: #f0fdfa !important; }
    .mock-panel-box.p-port-1 .mock-p-id { color: #0f766e !important; font-size: 4.8pt !important; }
    .mock-panel-box.p-port-1 .mock-p-port { color: #0d9488 !important; font-size: 5.6pt !important; font-weight: 800 !important; }
    .mock-panel-box.p-port-2 { border: 1px solid #d97706 !important; background: #fffbeb !important; }
    .mock-panel-box.p-port-2 .mock-p-id { color: #d97706 !important; font-size: 4.8pt !important; }
    .mock-panel-box.p-port-2 .mock-p-port { color: #b45309 !important; font-size: 5.6pt !important; font-weight: 800 !important; }

    .mock-hover-hud { background: #ffffff !important; border: 1px solid #0d9488 !important; border-radius: 3px !important; padding: 2mm 3mm !important; }
    .hud-title { color: #0f172a !important; font-size: 5.6pt !important; font-weight: 800 !important; border-bottom: 1px solid #cbd5e1 !important; padding-bottom: 0.5mm !important; margin-bottom: 0.5mm !important; }
    .hud-row { font-size: 5.2pt !important; color: #334155 !important; margin-bottom: 0.5mm !important; }
    .hud-row strong { color: #0f172a !important; font-weight: 700 !important; }
    .hud-row strong.color-cyan { color: #0d9488 !important; }
    .hud-row strong.color-emerald { color: #10b981 !important; }

    /* Section 6: Full-width Telemetry Table */
    .telemetry-table-wrapper {
        border: 1px solid #cbd5e1 !important;
        border-radius: 4px !important;
        overflow: hidden !important;
        width: 100% !important;
        break-inside: avoid !important;
        page-break-inside: avoid !important;
    }

    .manual-spec-table {
        width: 100% !important;
        border-collapse: collapse !important;
        font-size: 6pt !important;
    }

    .manual-spec-table th { background: #f1f5f9 !important; color: #0f172a !important; font-size: 6.5pt !important; font-weight: 800 !important; padding: 2mm 3mm !important; border: 1px solid #cbd5e1 !important; }
    .manual-spec-table td { padding: 2mm 3mm !important; border: 1px solid #e2e8f0 !important; color: #334155 !important; line-height: 1.3 !important; }
    .manual-spec-table code { background: #f8fafc !important; color: #0f766e !important; border: 1px solid #cbd5e1 !important; font-size: 5.8pt !important; padding: 1px 3.5px !important; border-radius: 2px !important; display: inline-block !important; margin-bottom: 1px !important; }
    .table-subtext { font-size: 5pt !important; color: #64748b !important; }

    .color-cyan { color: #0d9488 !important; font-weight: 700 !important; }
    .color-purple { color: #b45309 !important; font-weight: 700 !important; }
    .color-emerald { color: #10b981 !important; font-weight: 700 !important; }
    .color-amber { color: #d97706 !important; font-weight: 700 !important; }
    .color-rose { color: #e11d48 !important; font-weight: 700 !important; }

    /* Section 8: Shortcuts & Field Tips */
    .shortcuts-manual-grid {
        display: grid !important;
        grid-template-columns: repeat(4, 1fr) !important;
        gap: 2mm !important;
        margin-bottom: 3mm !important;
    }

    .shortcut-manual-card {
        background: #ffffff !important;
        border: 1px solid #cbd5e1 !important;
        border-radius: 3px !important;
        padding: 2mm 2.5mm !important;
        gap: 3px !important;
        display: flex !important;
        align-items: center !important;
    }

    .kbd-key { background: #f8fafc !important; color: #0f172a !important; border: 1px solid #94a3b8 !important; font-size: 5.8pt !important; font-weight: 800 !important; padding: 1px 3.5px !important; border-radius: 2px !important; min-width: 13px !important; text-align: center !important; }
    .shortcut-info strong { color: #0f172a !important; font-size: 5.8pt !important; font-weight: 700 !important; display: block !important; line-height: 1.15 !important; }
    .shortcut-info small { color: #475569 !important; font-size: 5pt !important; display: block !important; line-height: 1.1 !important; }

    .field-tips-container {
        background: #fffbeb !important;
        border: 1.5px solid #f59e0b !important;
        border-radius: 4px !important;
        padding: 2.5mm 3.5mm !important;
        margin-top: 2.5mm !important;
        break-inside: avoid !important;
        page-break-inside: avoid !important;
    }

    .field-tips-title { color: #92400e !important; font-size: 6.8pt !important; font-weight: 800 !important; display: flex !important; align-items: center !important; gap: 4px !important; margin: 0 0 1.5mm 0 !important; }
    .tips-grid { display: grid !important; grid-template-columns: repeat(3, 1fr) !important; gap: 3.5mm !important; }
    .tip-item strong { color: #78350f !important; font-size: 6pt !important; font-weight: 800 !important; display: block !important; margin-bottom: 0.5mm !important; }
    .tip-item p { color: #451a03 !important; font-size: 5.4pt !important; line-height: 1.25 !important; margin: 0 !important; }

    /* Running Print Footer (Visible across all printed pages) */
    .manual-running-footer {
        position: fixed !important;
        bottom: 0 !important;
        left: 0 !important;
        right: 0 !important;
        width: 100% !important;
        height: 5.5mm !important;
        display: block !important;
        border-top: 1.5px solid #0d9488 !important;
        padding-top: 1.2mm !important;
        background: #ffffff !important;
        box-sizing: border-box !important;
        z-index: 99999 !important;
    }

    .manual-running-footer-content {
        display: flex !important;
        justify-content: space-between !important;
        align-items: center !important;
        font-size: 6.2pt !important;
        color: #475569 !important;
        line-height: 1.15 !important;
    }

    .running-footer-brand {
        font-weight: 800 !important;
        color: #0f172a !important;
        letter-spacing: 0.01em !important;
    }

    .running-footer-doc {
        font-style: italic !important;
        color: #64748b !important;
    }

    .running-footer-copy {
        font-weight: 800 !important;
        color: #0d9488 !important;
    }
}