/* ==========================================================================
   SaaS Revenue Calculator — Complete Stylesheet (v2.0)
   ========================================================================== */

:root {
    --primary-color: #0f766e;
    --primary-hover: #0d5a54;
    --primary-light: #f0fdfa;
    --bg-canvas: #f8fafc;
    --card-bg: #ffffff;
    --border-color: #cbd5e1;
    --border-light: #e2e8f0;
    --text-dark: #0f172a;
    --text-muted: #475569;
    --text-light: #64748b;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
    --transition: all 0.2s ease;

    --health-good: #10b981;
    --health-warning: #f59e0b;
    --health-danger: #ef4444;

    --link-blue: #2563eb;
    --link-blue-hover: #1e40af;
    --link-blue-tint: #eff6ff;
    --link-blue-soft: #dbeafe;
}

/* ==========================================================================
   1. BASE
   ========================================================================== */

.saas-app-wrapper {
    max-width: 1250px;
    margin: 0 auto;
    padding: 20px;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--text-dark);
    background: var(--bg-canvas);
}

/* ==========================================================================
   2. BREADCRUMBS
   ========================================================================== */

.breadcrumb-nav {
    max-width: 1250px;
    width: 100%;
    margin: 0 auto;
    padding: 18px 20px 0;
    box-sizing: border-box;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.breadcrumb-list {
    display: flex; flex-wrap: wrap; align-items: center;
    gap: 0; list-style: none; padding: 0; margin: 0;
    font-size: 0.875rem; line-height: 1.4; color: var(--text-light);
}

.breadcrumb-list li {
    display: inline-flex; align-items: center;
    margin: 0; padding: 0;
}

.breadcrumb-list li:not(:last-child)::after {
    content: '/'; display: inline-block;
    margin: 0 8px; color: #cbd5e1;
    font-weight: 400; user-select: none;
}

.breadcrumb-list a {
    color: var(--primary-color); text-decoration: none;
    font-weight: 500; transition: color 0.15s ease;
}
.breadcrumb-list a:hover { color: var(--primary-hover); text-decoration: underline; }
.breadcrumb-list [aria-current="page"] { color: var(--text-dark); font-weight: 600; }

/* ==========================================================================
   3. HEADER
   ========================================================================== */

.saas-header { margin-bottom: 24px; text-align: center; }

.saas-eyebrow {
    display: inline-block; font-size: 0.7rem; font-weight: 600;
    letter-spacing: 0.08em; text-transform: uppercase;
    color: var(--primary-color); background: var(--primary-light);
    padding: 0.2rem 0.8rem; border-radius: 20px; margin-bottom: 8px;
}

.saas-header h1 { font-size: 2rem; font-weight: 800; margin-bottom: 6px; color: var(--text-dark); }

.saas-header p {
    color: var(--text-muted); font-size: 1rem;
    max-width: 700px; margin: 0 auto; line-height: 1.6;
}

/* ==========================================================================
   4. TOOLBAR
   ========================================================================== */

.saas-toolbar {
    display: flex; justify-content: space-between; align-items: center;
    background: var(--card-bg); padding: 14px 20px;
    border-radius: var(--radius); border: 1px solid var(--border-color);
    margin-bottom: 24px; box-shadow: var(--shadow);
    flex-wrap: wrap; gap: 12px;
}

.toolbar-group { display: flex; align-items: center; gap: 12px; }
.color-label { font-weight: 600; color: var(--text-dark); font-size: 0.9rem; }

.color-picker-wrapper {
    position: relative; width: 36px; height: 36px;
    border-radius: 50%; border: 2px solid var(--border-color);
    overflow: hidden; cursor: pointer;
    background: #0f766e; flex-shrink: 0;
}

.color-picker-input {
    position: absolute; top: -10px; left: -10px;
    width: 60px; height: 60px; border: none;
    cursor: pointer; opacity: 0;
}

.toolbar-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* ==========================================================================
   5. BUTTONS
   ========================================================================== */

.btn {
    padding: 9px 16px; font-size: 0.85rem; font-weight: 600;
    border-radius: 6px; border: 1px solid transparent;
    cursor: pointer; transition: var(--transition);
    display: inline-flex; align-items: center; justify-content: center;
    text-decoration: none; white-space: nowrap; font-family: inherit;
}
.btn:focus-visible { outline: 2px solid var(--primary-color); outline-offset: 2px; }

.btn-primary { background: var(--primary-color); color: #fff !important; }
.btn-primary:hover { background: var(--primary-hover); }

.btn-secondary { background: #1e293b; color: #fff !important; border-color: #0f172a; }
.btn-secondary:hover { background: #334155; }

.btn-outline { background: #fff; border-color: var(--border-color); color: var(--text-dark) !important; }
.btn-outline:hover { background: var(--bg-canvas); }

.btn-danger-soft { background: #fef2f2; color: #dc2626 !important; border-color: #fecaca; }
.btn-danger-soft:hover { background: #fee2e2; }

.btn:disabled { opacity: 0.6; cursor: not-allowed; }

/* ==========================================================================
   6. WORKSPACE
   ========================================================================== */

.saas-workspace { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; align-items: start; }
.editor-column { display: flex; flex-direction: column; gap: 20px; }

/* ==========================================================================
   7. EDITOR CARDS
   ========================================================================== */

.editor-card {
    background: var(--card-bg); border: 1px solid var(--border-color);
    border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden;
}

.card-header {
    background: #f1f5f9; padding: 14px 20px;
    border-bottom: 1px solid var(--border-color);
}
.card-header h3 { font-size: 1rem; margin: 0; color: var(--text-dark); font-weight: 700; }
.card-body { padding: 20px; }

/* ==========================================================================
   8. FORM
   ========================================================================== */

.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.form-group:last-child { margin-bottom: 0; }
.form-group.full-width { grid-column: 1 / -1; }
.form-group label { font-size: 0.8rem; font-weight: 600; color: var(--text-dark); }

.field-hint {
    display: block; font-size: 0.72rem; color: var(--text-light);
    font-style: italic; line-height: 1.4; margin-top: -1px;
}

.form-control {
    width: 100%; padding: 9px 12px;
    border: 1px solid var(--border-color); border-radius: 6px;
    font-size: 0.9rem; box-sizing: border-box; outline: none;
    color: var(--text-dark); background-color: #ffffff;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    font-family: inherit;
}
.form-control:hover { border-color: #94a3b8; }
.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.1);
}
select.form-control { appearance: auto; cursor: pointer; }
textarea.form-control { resize: vertical; min-height: 60px; line-height: 1.5; }
.full-width { width: 100%; }

/* ==========================================================================
   9. PREVIEW PAPER
   ========================================================================== */

.saas-preview-container { position: sticky; top: 20px; }

.saas-paper {
    background: #ffffff; border-radius: var(--radius);
    padding: 30px; border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg); position: relative;
    box-sizing: border-box; max-width: 100%; overflow: hidden;
}

.saas-paper * { max-width: 100%; box-sizing: border-box; }

.paper-accent-bar {
    position: absolute; top: 0; left: 0; right: 0;
    height: 6px; background: var(--primary-color);
    border-radius: var(--radius) var(--radius) 0 0;
    transition: background-color 0.3s ease;
}

/* ==========================================================================
   10. PAPER HEADER
   ========================================================================== */

.paper-header {
    display: flex; justify-content: space-between; align-items: flex-start;
    margin-bottom: 20px; border-bottom: 1px solid var(--border-light);
    padding-bottom: 14px;
}

.paper-brand { display: flex; flex-direction: row; align-items: center; gap: 16px; flex: 1; }
.brand-details { display: flex; flex-direction: column; }

.doc-title { font-size: 1.3rem; font-weight: 800; color: var(--primary-color); margin: 0; letter-spacing: 0.05em; }
.doc-subtitle { font-size: 0.85rem; color: var(--text-muted); margin: 2px 0 0 0; }
.paper-meta { text-align: right; flex-shrink: 0; min-width: 140px; }
.meta-line { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }
.meta-line strong { color: var(--text-dark); }

/* ==========================================================================
   11. PAPER SUMMARY (4 items)
   ========================================================================== */

.paper-summary {
    display: grid; grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: 12px; margin-bottom: 20px;
}

.summary-item {
    padding: 10px 14px; background: var(--bg-canvas);
    border-radius: var(--radius); border: 1px solid var(--border-light);
    text-align: center;
}
.summary-item.grand {
    background: var(--primary-light); border-color: var(--primary-color); border-width: 2px;
}
.summary-item.grand .summary-value {
    color: var(--primary-color); font-weight: 700; font-size: 1.05rem;
}

.summary-label {
    display: block; font-size: 0.6rem; font-weight: 600;
    color: var(--text-light); text-transform: uppercase; letter-spacing: 0.05em;
}

.summary-value {
    display: block; font-size: 0.85rem; font-weight: 600;
    color: var(--text-dark); margin-top: 2px; font-variant-numeric: tabular-nums;
}

/* ==========================================================================
   12. PAPER RESULTS (4 items)
   ========================================================================== */

.paper-results {
    display: grid; grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: 10px; margin-bottom: 20px;
}

.result-card {
    padding: 12px 14px; background: var(--bg-canvas);
    border-radius: var(--radius); border: 1px solid var(--border-light);
    text-align: center;
}
.result-card.highlight { background: var(--primary-light); border-color: var(--primary-color); }
.result-card.highlight .result-value { color: var(--primary-color); font-weight: 700; }

.result-card.grand { background: var(--text-dark); border-color: var(--text-dark); }
.result-card.grand .result-label { color: #94a3b8; }
.result-card.grand .result-value { color: #ffffff; font-weight: 700; }

.result-label {
    display: block; font-size: 0.6rem; font-weight: 600;
    color: var(--text-light); text-transform: uppercase; letter-spacing: 0.05em;
}

.result-value {
    display: block; font-size: 0.85rem; font-weight: 600;
    color: var(--text-dark); margin-top: 2px; font-variant-numeric: tabular-nums;
}

/* ==========================================================================
   13. BREAKDOWN (4 items)
   ========================================================================== */

.saas-breakdown { margin-bottom: 20px; }
.saas-breakdown h4 {
    font-size: 0.85rem; font-weight: 700;
    color: var(--text-dark); margin: 0 0 10px 0;
}

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

.breakdown-item {
    padding: 10px 12px; background: var(--bg-canvas);
    border-radius: var(--radius); border: 1px solid var(--border-light);
    text-align: center;
}

.breakdown-label {
    display: block; font-size: 0.6rem; font-weight: 600;
    color: var(--text-light); text-transform: uppercase; letter-spacing: 0.05em;
}

.breakdown-value {
    display: block; font-size: 0.85rem; font-weight: 600;
    color: var(--text-dark); margin-top: 2px; font-variant-numeric: tabular-nums;
}

.breakdown-value.grand-value { color: var(--primary-color); font-weight: 700; font-size: 0.95rem; }

/* ==========================================================================
   14. OPERATING PROFIT BLOCK
   ========================================================================== */

.saas-operating { margin-bottom: 20px; }
.saas-operating h4 {
    font-size: 0.85rem; font-weight: 700;
    color: var(--text-dark); margin: 0 0 10px 0;
}
.saas-operating .breakdown-grid { grid-template-columns: 1fr 1fr 1fr 1fr; }

/* ==========================================================================
   15. PROJECTION GRID (5 items)
   ========================================================================== */

.saas-projection { margin-bottom: 20px; }
.saas-projection h4 {
    font-size: 0.85rem; font-weight: 700;
    color: var(--text-dark); margin: 0 0 10px 0;
}

.projection-grid {
    display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px;
}

.projection-item {
    padding: 10px 8px; background: var(--bg-canvas);
    border-radius: var(--radius); border: 1px solid var(--border-light);
    text-align: center;
}
.projection-item.grand {
    background: var(--primary-light); border-color: var(--primary-color); border-width: 2px;
}
.projection-item.grand .projection-value {
    color: var(--primary-color); font-weight: 700;
}

.projection-label {
    display: block; font-size: 0.6rem; font-weight: 600;
    color: var(--text-light); text-transform: uppercase; letter-spacing: 0.05em;
}

.projection-value {
    display: block; font-size: 0.85rem; font-weight: 600;
    color: var(--text-dark); margin-top: 2px; font-variant-numeric: tabular-nums;
}

/* ==========================================================================
   16. HEALTH SCORES
   ========================================================================== */

.saas-health { margin-bottom: 20px; }
.saas-health h4 {
    font-size: 0.85rem; font-weight: 700;
    color: var(--text-dark); margin: 0 0 10px 0;
}

.health-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px;
}

.health-item {
    padding: 12px 14px; background: var(--bg-canvas);
    border-radius: var(--radius); border: 1px solid var(--border-light);
    text-align: center;
}
.health-item.highlight { background: var(--primary-light); border-color: var(--primary-color); border-width: 2px; }

.health-label {
    display: block; font-size: 0.6rem; font-weight: 600;
    color: var(--text-light); text-transform: uppercase; letter-spacing: 0.05em;
}

.health-value {
    display: block; font-size: 0.95rem; font-weight: 700;
    color: var(--text-dark); margin-top: 4px; font-variant-numeric: tabular-nums;
}

.health-value.health-good { color: var(--health-good); }
.health-value.health-warning { color: var(--health-warning); }
.health-value.health-danger { color: var(--health-danger); }
.health-item.highlight .health-value { font-size: 1.05rem; }

/* ==========================================================================
   17. FORMULA BOX
   ========================================================================== */

.saas-formula { margin-bottom: 20px; }

.saas-formula .formula-box {
    padding: 14px 16px; background: var(--bg-canvas);
    border-radius: var(--radius); border: 1px solid var(--border-light);
}
.saas-formula .formula-box h4 {
    font-size: 0.85rem; font-weight: 700;
    color: var(--text-dark); margin: 0 0 6px 0;
}
.saas-formula .formula-box p {
    margin: 4px 0; font-size: 0.9rem;
    color: var(--text-muted); line-height: 1.55;
}
.saas-formula .formula-box p:first-of-type {
    font-family: 'SF Mono', Monaco, 'Cascadia Mono', monospace;
    font-size: 0.85rem; color: var(--text-dark);
}
.saas-formula .formula-box p:last-of-type {
    font-family: inherit; font-style: italic;
    color: var(--text-light); font-size: 0.85rem;
}

/* ==========================================================================
   18. NOTES / SIGNATURE
   ========================================================================== */

.paper-notes {
    padding: 12px 16px; background: var(--bg-canvas);
    border-radius: 6px; border: 1px solid var(--border-light);
    margin-bottom: 20px;
}
.paper-notes strong {
    display: block; font-size: 0.75rem;
    text-transform: uppercase; letter-spacing: 0.05em;
    color: var(--text-light); margin-bottom: 4px;
}
.paper-notes p { margin: 0; font-size: 0.9rem; color: var(--text-muted); line-height: 1.6; }

.paper-signature-block {
    margin-top: 20px; padding-top: 14px;
    border-top: 1px dashed var(--border-color);
}
.sig-notice {
    text-align: center; font-size: 0.75rem;
    color: var(--text-light); margin-bottom: 16px; line-height: 1.5;
}
.sig-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.sig-item {
    text-align: center; font-size: 0.8rem;
    color: var(--text-light); display: flex; flex-direction: column; gap: 6px;
}
.sig-line {
    height: 1px; background: var(--border-color);
    margin-bottom: 6px; width: 80%; margin-left: auto; margin-right: auto;
}

/* ==========================================================================
   19. SEO CONTAINER
   ========================================================================== */

.saas-seo-container { margin-top: 60px; display: flex; flex-direction: column; gap: 30px; }

.seo-card {
    background: var(--card-bg); border: 1px solid var(--border-color);
    border-radius: var(--radius-lg); padding: 32px; box-shadow: var(--shadow);
}

.seo-eyebrow {
    display: inline-block; font-size: 0.65rem; font-weight: 600;
    letter-spacing: 0.08em; text-transform: uppercase;
    color: var(--primary-color); background: var(--primary-light);
    padding: 0.25rem 0.9rem; border-radius: 20px; margin-bottom: 12px;
}

.seo-card h2 { font-size: 1.5rem; font-weight: 700; margin-top: 0; margin-bottom: 12px; color: var(--text-dark); line-height: 1.3; }
.seo-card h3 { font-size: 1.1rem; font-weight: 600; margin-top: 20px; margin-bottom: 10px; color: var(--text-dark); }
.seo-card h4 { font-size: 0.95rem; font-weight: 700; margin: 0 0 6px 0; color: var(--text-dark); }
.seo-card p { color: var(--text-muted); line-height: 1.7; margin: 0 0 16px 0; }
.seo-card p:last-child { margin-bottom: 0; }
.seo-card ul { color: var(--text-muted); line-height: 1.7; padding-left: 20px; margin: 0 0 16px 0; }
.seo-card ul li { margin-bottom: 8px; }
.seo-card ul li:last-child { margin-bottom: 0; }
.seo-card ul li strong { color: var(--text-dark); }

.seo-card a {
    color: var(--primary-color); text-decoration: none; font-weight: 500;
    border-bottom: 1px solid rgba(15, 118, 110, 0.25);
    transition: border-color 0.15s ease, color 0.15s ease;
}
.seo-card a:hover { color: var(--primary-hover); border-bottom-color: var(--primary-hover); }
.seo-card strong { color: var(--text-dark); font-weight: 700; }

/* ==========================================================================
   20. AUTHOR BOX
   ========================================================================== */

.author-box {
    border-left: 4px solid var(--primary-color);
    background: var(--bg-canvas); border-radius: var(--radius);
    padding: 16px 20px; margin: 16px 0;
    font-size: 0.92rem; line-height: 1.6; color: var(--text-muted);
}
.author-box p { margin: 0 0 8px; font-size: 0.92rem; color: var(--text-muted); }
.author-box p:last-child { margin-bottom: 0; }
.author-box strong { color: var(--text-dark); font-weight: 700; }
.author-box a {
    color: var(--primary-color); font-weight: 600;
    text-decoration: none;
    border-bottom: 1px solid rgba(15, 118, 110, 0.3);
}
.author-box a:hover { border-bottom-color: var(--primary-hover); color: var(--primary-hover); }

/* ==========================================================================
   21. STEPS GRID
   ========================================================================== */

.steps-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-top: 16px; }
.step-box {
    background: var(--bg-canvas); padding: 18px;
    border-radius: var(--radius); border: 1px solid var(--border-light);
    transition: var(--transition);
}
.step-box:hover { border-color: var(--primary-color); box-shadow: var(--shadow); }
.step-num {
    width: 32px; height: 32px; background: var(--primary-color); color: #ffffff !important;
    font-weight: 700; font-size: 0.9rem; border-radius: 50%;
    display: flex; align-items: center; justify-content: center; margin-bottom: 10px;
}
.step-box h3 { font-size: 0.95rem; font-weight: 600; margin: 0 0 4px 0; color: var(--text-dark); }
.step-box p { font-size: 0.85rem; color: var(--text-muted); margin: 0; line-height: 1.5; }

/* ==========================================================================
   22. BENEFITS LIST
   ========================================================================== */

.benefits-list { list-style: none; padding: 0 !important; }
.benefits-list li {
    padding: 8px 0 8px 28px; position: relative;
    color: var(--text-muted); font-size: 0.95rem; line-height: 1.6;
    border-bottom: 1px solid var(--border-light);
}
.benefits-list li:last-child { border-bottom: none; }
.benefits-list li::before { content: "✓"; position: absolute; left: 0; color: var(--primary-color); font-weight: 700; }
.benefits-list li strong { color: var(--text-dark); }

/* ==========================================================================
   23. TIPS GRID
   ========================================================================== */

.tips-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 16px; margin-top: 12px; }
.tip-item {
    background: var(--bg-canvas); padding: 16px;
    border-radius: var(--radius); border: 1px solid var(--border-light);
    transition: var(--transition);
}
.tip-item:hover { border-color: var(--primary-color); box-shadow: var(--shadow); }
.tip-icon { font-size: 1.5rem; display: block; margin-bottom: 8px; }
.tip-item h4 { font-size: 0.95rem; font-weight: 600; margin: 0 0 4px 0; color: var(--text-dark); }
.tip-item p { font-size: 0.85rem; color: var(--text-muted); margin: 0; line-height: 1.5; }

/* ==========================================================================
   24. RELATED CALCULATORS — 3 per row
   ========================================================================== */

.tools-link-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 18px; }

.tool-link-card {
    display: block; text-decoration: none;
    padding: 20px 22px; border: 2px solid var(--border-color);
    border-radius: var(--radius); background: var(--card-bg);
    transition: var(--transition);
}
.tool-link-card:hover {
    transform: translateY(-4px); box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}
.tool-link-card.active {
    border-color: var(--primary-color); background: var(--primary-light); border-width: 2px;
}
.tool-link-card h4 {
    margin: 0 0 6px 0; color: var(--link-blue);
    font-size: 1.1rem; font-weight: 700;
    transition: color 0.15s ease;
}
.tool-link-card:hover h4 { color: var(--link-blue-hover); text-decoration: underline; }
.tool-link-card p { margin: 0; font-size: 0.9rem; color: var(--text-muted); line-height: 1.5; font-weight: 500; }

/* ==========================================================================
   25. LEARNING TOPICS — 3 per row
   ========================================================================== */

.learning-topics-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 18px; }

.learning-topic-card {
    display: block; text-decoration: none;
    padding: 20px 22px; border: 2px solid var(--border-color);
    border-radius: var(--radius); background: var(--card-bg);
    transition: var(--transition);
}
.learning-topic-card:hover {
    transform: translateY(-4px); box-shadow: var(--shadow-lg);
    border-color: var(--link-blue);
}
.learning-topic-card .topic-icon { font-size: 1.8rem; display: block; margin-bottom: 8px; }
.learning-topic-card h4 {
    margin: 0 0 6px 0; color: var(--link-blue);
    font-size: 1.05rem; font-weight: 700;
    transition: color 0.15s ease;
}
.learning-topic-card:hover h4 { color: var(--link-blue-hover); text-decoration: underline; }
.learning-topic-card p { margin: 0; font-size: 0.9rem; color: var(--text-muted); line-height: 1.5; font-weight: 500; }

/* ==========================================================================
   26. FAQ
   ========================================================================== */

.faq-item { border-bottom: 1px solid var(--border-light); padding: 16px 0; }
.faq-item:first-child { padding-top: 0; }
.faq-item:last-child { border-bottom: none; }
.faq-item h3 { font-size: 1rem; font-weight: 600; margin: 0 0 6px 0; color: var(--text-dark); cursor: pointer; }
.faq-item h3:hover { color: var(--primary-color); }
.faq-item p { font-size: 0.95rem; color: var(--text-muted); margin: 0; line-height: 1.6; }

/* ==========================================================================
   27. LEGAL
   ========================================================================== */

.legal-content { margin-top: 8px; }
.legal-content ul { margin-top: 8px; }
.legal-note {
    background: #fef3c7; border: 1px solid #fcd34d;
    border-radius: var(--radius); padding: 16px 20px;
    margin-top: 16px; color: #92400e;
    font-size: 0.9rem; line-height: 1.6;
}
.legal-note strong { color: #78350f; }

/* ==========================================================================
   28. RESPONSIVE — TABLET (≤992px)
   ========================================================================== */

@media (max-width: 992px) {
    .saas-workspace { grid-template-columns: 1fr; }
    .saas-preview-container { position: static; }
    .paper-summary { grid-template-columns: 1fr 1fr; }
    .paper-results { grid-template-columns: 1fr 1fr; }
    .breakdown-grid { grid-template-columns: 1fr 1fr; }
    .projection-grid { grid-template-columns: 1fr 1fr 1fr; }
    .health-grid { grid-template-columns: 1fr 1fr 1fr; }
    .tools-link-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .learning-topics-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
}

/* ==========================================================================
   29. RESPONSIVE — (≤768px)
   ========================================================================== */

@media (max-width: 768px) {
    .breadcrumb-nav { padding: 14px 16px 0; }
    .breadcrumb-list { font-size: 0.8rem; }
    .breadcrumb-list li:not(:last-child)::after { margin: 0 6px; }

    .saas-toolbar { flex-direction: column; align-items: stretch; }
    .toolbar-actions { justify-content: center; flex-wrap: wrap; }

    .paper-header { flex-direction: column; align-items: stretch; }
    .paper-meta { text-align: left; margin-top: 12px; min-width: auto; }

    .paper-summary { grid-template-columns: 1fr 1fr; }
    .paper-results { grid-template-columns: 1fr 1fr; }
    .breakdown-grid { grid-template-columns: 1fr 1fr; }
    .projection-grid { grid-template-columns: 1fr 1fr; }
    .health-grid { grid-template-columns: 1fr; }

    .seo-card { padding: 20px; }
    .seo-card h2 { font-size: 1.25rem; }
    .steps-grid { grid-template-columns: 1fr 1fr; }
    .tips-grid { grid-template-columns: 1fr; }

    .tools-link-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .learning-topics-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .tool-link-card { padding: 16px 18px; }
    .tool-link-card h4 { font-size: 1rem; }
    .tool-link-card p { font-size: 0.85rem; }
}

/* ==========================================================================
   30. RESPONSIVE — MOBILE (≤600px)
   ========================================================================== */

@media (max-width: 600px) {
    .saas-app-wrapper { padding: 12px; }
    .paper-summary { grid-template-columns: 1fr; }
    .paper-results { grid-template-columns: 1fr 1fr; }
    .breakdown-grid { grid-template-columns: 1fr; }
    .projection-grid { grid-template-columns: 1fr 1fr; }
    .health-grid { grid-template-columns: 1fr; }
    .steps-grid { grid-template-columns: 1fr; }

    .tools-link-grid { grid-template-columns: 1fr; gap: 12px; }
    .learning-topics-grid { grid-template-columns: 1fr; gap: 12px; }
    .tool-link-card { padding: 14px 16px; }

    .saas-header h1 { font-size: 1.5rem; }
    .saas-paper { padding: 16px; }

    .result-value { font-size: 0.8rem; }
    .result-card.highlight .result-value { font-size: 0.9rem; }

    .btn { padding: 6px 12px; font-size: 0.8rem; }
    .toolbar-actions { gap: 4px; }

    .sig-grid { grid-template-columns: 1fr; gap: 20px; }
}

/* ==========================================================================
   31. PRINT
   ========================================================================== */

@media print {
    body * { visibility: hidden !important; }
    #saasPaper, #saasPaper * { visibility: visible !important; }
    #saasPaper {
        position: absolute; left: 0; top: 0; width: 100%;
        border: none !important; box-shadow: none !important;
        border-radius: 0 !important; padding: 20px !important;
    }

    .paper-accent-bar,
    .summary-item.grand,
    .result-card.highlight,
    .result-card.grand,
    .projection-item.grand,
    .health-item.highlight,
    .doc-title {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }
}

/* ==========================================================================
   32. REDUCED MOTION
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    .saas-app-wrapper *,
    .saas-app-wrapper *::before,
    .saas-app-wrapper *::after {
        transition: none !important;
        animation: none !important;
    }
    .tool-link-card:hover,
    .learning-topic-card:hover,
    .step-box:hover,
    .tip-item:hover {
        transform: none !important;
    }
}