/* SkillForge — Static Website Styles */

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

:root {
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-accent: #f59e0b;
    --color-success: #10b981;
    --color-danger: #ef4444;
    --color-bg: #ffffff;
    --color-bg-alt: #f8fafc;
    --color-text: #1e293b;
    --color-text-secondary: #64748b;
    --color-border: #e2e8f0;
    --color-card: #ffffff;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
    --max-width: 1100px;
    --radius: 12px;
    --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.08);
}

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* === Hero === */
.hero {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
    color: #f1f5f9;
    padding: 6rem 0 5rem;
    text-align: center;
}

.hero-badge {
    display: inline-block;
    background: rgba(37, 99, 235, 0.15);
    color: #60a5fa;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.35rem 1rem;
    border-radius: 999px;
    margin-bottom: 1.5rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 0.75rem;
}

.accent {
    color: var(--color-primary);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #94a3b8;
    margin-bottom: 1rem;
    font-weight: 400;
}

.hero-description {
    font-size: 1.05rem;
    color: #94a3b8;
    max-width: 700px;
    margin: 0 auto 2rem;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.75rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.btn-secondary {
    background: rgba(255,255,255,0.08);
    color: #e2e8f0;
    border: 1px solid rgba(255,255,255,0.15);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.12);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: 2rem;
    font-weight: 800;
    color: white;
}

.stat-label {
    font-size: 0.8rem;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* === Sections === */
.section {
    padding: 5rem 0;
}

.section-alt {
    background: var(--color-bg-alt);
}

.section-title {
    font-size: 2.25rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    text-align: center;
    margin-bottom: 3rem;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

/* === Problem Grid === */
.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.problem-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow);
}

.problem-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.problem-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.problem-card p {
    color: var(--color-text-secondary);
    font-size: 0.92rem;
}

/* === Solution Banner === */
.solution-banner {
    background: linear-gradient(135deg, #eff6ff, #f0fdf4);
    border: 1px solid #bfdbfe;
    border-radius: var(--radius);
    padding: 2.5rem;
}

.solution-banner h3 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 1.15rem;
}

.mechanism-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.mechanism {
    text-align: center;
}

.mechanism-num {
    width: 40px;
    height: 40px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    margin: 0 auto 0.75rem;
}

.mechanism h4 {
    margin-bottom: 0.4rem;
}

.mechanism p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* === Architecture === */
.architecture-diagram {
    max-width: 800px;
    margin: 0 auto;
}

.arch-row {
    display: flex;
    align-items: stretch;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.arch-component {
    flex: 1;
    min-width: 200px;
    max-width: 260px;
    padding: 1.25rem;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow);
}

.arch-component h4 {
    font-size: 0.95rem;
    margin-bottom: 0.3rem;
}

.arch-component p {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
}

.arch-primary {
    background: #eff6ff;
    border: 1px solid #bfdbfe;
}

.arch-secondary {
    background: #fefce8;
    border: 1px solid #fde68a;
    max-width: 300px;
}

.arch-tertiary {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
}

.arch-accent {
    background: #faf5ff;
    border: 1px solid #d8b4fe;
    max-width: 500px;
}

.arch-arrow {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    color: var(--color-text-secondary);
    flex-shrink: 0;
}

.arch-connector {
    text-align: center;
    font-size: 1.5rem;
    color: var(--color-text-secondary);
    padding: 0.5rem 0;
}

/* === Workflow Steps === */
.workflow-steps {
    max-width: 700px;
    margin: 0 auto;
}

.step {
    display: flex;
    gap: 1.25rem;
    margin-bottom: 1.5rem;
    align-items: flex-start;
}

.step-num {
    width: 44px;
    height: 44px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    flex-shrink: 0;
}

.step-content h4 {
    margin-bottom: 0.2rem;
}

.step-content p {
    color: var(--color-text-secondary);
    font-size: 0.92rem;
}

.convergence-note {
    background: #eff6ff;
    border-left: 4px solid var(--color-primary);
    padding: 1rem 1.25rem;
    border-radius: 0 8px 8px 0;
    margin-top: 2rem;
    font-size: 0.92rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* === Metrics Grid === */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
}

.metric-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.metric-card h4 {
    color: var(--color-primary);
    margin-bottom: 0.3rem;
}

.metric-formula {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: var(--color-text-secondary);
    background: var(--color-bg-alt);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    display: inline-block;
    margin-bottom: 0.5rem;
}

.metric-card > p:last-child {
    font-size: 0.88rem;
    color: var(--color-text-secondary);
}

/* === Benchmark Chart === */
.benchmark-chart {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 2rem;
    margin-bottom: 3rem;
    box-shadow: var(--shadow);
}

.chart-title {
    font-weight: 700;
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

.chart-bars {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.bar-row {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.bar-label {
    width: 160px;
    font-size: 0.85rem;
    text-align: right;
    flex-shrink: 0;
    color: var(--color-text-secondary);
}

.bar-container {
    flex: 1;
    height: 32px;
    background: #f1f5f9;
    border-radius: 6px;
    overflow: hidden;
    position: relative;
}

.bar {
    height: 100%;
    background: #94a3b8;
    border-radius: 6px;
    transition: width 1s ease-out;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 0.5rem;
    font-size: 0.78rem;
    font-weight: 600;
    color: white;
    min-width: 3rem;
}

.bar::after {
    content: attr(data-value);
}

.bar-human {
    background: var(--color-accent);
}

.bar-forge {
    background: var(--color-primary);
}

.bar-forge-full {
    background: linear-gradient(90deg, var(--color-primary), var(--color-success));
}

/* === Data Table === */
.transfer-table-wrapper {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-card);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.data-table th,
.data-table td {
    padding: 0.85rem 1.25rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.data-table th {
    background: #f8fafc;
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--color-text-secondary);
}

.data-table td {
    font-size: 0.92rem;
}

.data-table .highlight {
    font-weight: 700;
    color: var(--color-primary);
}

.data-table .positive {
    color: var(--color-success);
    font-weight: 600;
}

.subsection-title {
    font-size: 1.3rem;
    margin-bottom: 1.25rem;
}

.disclaimer {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    font-style: italic;
    text-align: center;
    margin-bottom: 2rem;
}

/* === Comparison Grid (Human vs AI) === */
.comparison-grid {
    display: flex;
    align-items: stretch;
    gap: 2rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    justify-content: center;
}

.comparison-card {
    flex: 1;
    min-width: 280px;
    max-width: 380px;
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow-lg);
}

.human-card {
    background: #fffbeb;
    border: 1px solid #fde68a;
}

.ai-card {
    background: #eff6ff;
    border: 1px solid #bfdbfe;
}

.comparison-card h3 {
    font-size: 1.15rem;
    margin-bottom: 1.25rem;
    text-align: center;
}

.comparison-stat {
    text-align: center;
    margin-bottom: 1rem;
}

.big-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.1;
}

.accent-text {
    color: var(--color-primary);
}

.stat-desc {
    font-size: 0.82rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.strength-list {
    list-style: none;
    margin-top: 1.25rem;
}

.strength-list li {
    padding: 0.4rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.strength-list li::before {
    content: "\25B8";
    position: absolute;
    left: 0;
    color: var(--color-primary);
}

.vs-divider {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.vs-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-text-secondary);
    background: var(--color-bg-alt);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--color-border);
}

.insight-box {
    background: linear-gradient(135deg, #f0fdf4, #eff6ff);
    border: 1px solid #bbf7d0;
    border-radius: var(--radius);
    padding: 1.75rem;
    max-width: 750px;
    margin: 0 auto;
}

.insight-box h4 {
    color: var(--color-success);
    margin-bottom: 0.5rem;
}

.insight-box p {
    font-size: 0.95rem;
    line-height: 1.8;
}

/* === Agentic Platform === */
.agents-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
    gap: 1rem;
}

.agent-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: transform 0.2s, box-shadow 0.2s;
}

.agent-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.agent-id {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--color-primary);
    background: #eff6ff;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    display: inline-block;
    margin-bottom: 0.5rem;
}

.agent-card h4 {
    margin-bottom: 0.4rem;
    font-size: 1rem;
}

.agent-card p {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.75rem;
}

.agent-badge {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.agent-stateful {
    background: #fef3c7;
    color: #92400e;
}

.agent-stateless {
    background: #ecfdf5;
    color: #065f46;
}

.protocol-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
}

.protocol-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.protocol-card h4 {
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.protocol-card p {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.75rem;
}

.protocol-card code {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    background: var(--color-bg-alt);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    color: var(--color-primary);
    word-break: break-all;
    overflow-wrap: break-word;
}

.collab-diagram {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    max-width: 800px;
    margin: 0 auto;
    overflow-x: auto;
}

.collab-row {
    display: flex;
    justify-content: center;
}

.collab-connector {
    text-align: center;
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    padding: 0.25rem 0;
    line-height: 1;
}

.collab-branch-row {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-top: 0.25rem;
}

.collab-branch-path {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
}

.collab-branch-path .collab-connector {
    padding: 0.2rem 0;
}

.collab-node {
    padding: 0.5rem 1.25rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    text-align: center;
}

.collab-start {
    background: #0f172a;
    color: white;
}

.collab-agent {
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    color: var(--color-primary);
}

.collab-end {
    background: #ecfdf5;
    border: 1px solid #bbf7d0;
    color: #065f46;
}

.collab-decision {
    background: #fefce8;
    border: 1px solid #fde68a;
    padding: 0.6rem 1.5rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    font-style: italic;
    color: #92400e;
    position: relative;
}

.collab-label {
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
}

.collab-yes {
    background: #ecfdf5;
    color: #065f46;
}

.collab-no {
    background: #fef2f2;
    color: #991b1b;
}

/* === Integration === */
.integration-modes {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.25rem;
    margin-bottom: 3rem;
}

.integration-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform 0.2s, box-shadow 0.2s;
}

.integration-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.integration-icon {
    font-size: 2rem;
    margin-bottom: 0.75rem;
}

.integration-card h4 {
    margin-bottom: 0.4rem;
}

.integration-card p {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.75rem;
}

.integration-card code {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    background: var(--color-bg-alt);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    color: var(--color-primary);
}

/* === Code Example === */
.code-example {
    background: #1e293b;
    border-radius: var(--radius);
    padding: 2rem;
    overflow-x: auto;
}

.code-example h4 {
    color: #94a3b8;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.code-example pre {
    margin: 0;
}

.code-example code {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.7;
    color: #e2e8f0;
}

/* === CTA === */
.cta-section {
    background: linear-gradient(135deg, #0f172a, #1e293b);
    color: white;
    text-align: center;
    padding: 5rem 0;
}

.cta-title {
    font-size: 2.25rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.cta-description {
    color: #94a3b8;
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 2rem;
}

/* === Platform Setup === */
.platform-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.platform-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: box-shadow 0.2s;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.platform-card:hover {
    box-shadow: var(--shadow-lg);
}

.platform-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.platform-icon {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
}

.platform-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.platform-header h3 {
    font-size: 1.25rem;
    color: var(--color-text);
}

.platform-desc {
    color: var(--color-text-secondary);
    font-size: 0.92rem;
    margin-bottom: 1.5rem;
}

.platform-desc code {
    background: #f1f5f9;
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.platform-steps h4 {
    font-size: 0.95rem;
    color: var(--color-primary);
    margin-top: 1rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.platform-steps ol,
.platform-steps ul {
    margin-left: 1.2rem;
    font-size: 0.92rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.platform-steps a {
    color: var(--color-primary);
    text-decoration: none;
}

.platform-steps a:hover {
    text-decoration: underline;
}

.platform-steps code {
    background: #f1f5f9;
    padding: 0.1rem 0.35rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.82rem;
}

.platform-files {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
}

.platform-files h4 {
    font-size: 0.9rem;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

.platform-table {
    width: 100%;
    font-size: 0.85rem;
}

.platform-table td {
    padding: 0.35rem 0.5rem;
    vertical-align: top;
}

.platform-table td:first-child {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--color-primary);
    word-break: break-all;
    overflow-wrap: break-word;
    width: 55%;
}

.platform-table td:last-child {
    color: var(--color-text-secondary);
}

/* === Footer === */
.footer {
    background: #0f172a;
    color: #64748b;
    padding: 2.5rem 0;
    text-align: center;
    font-size: 0.88rem;
}

.footer-note {
    font-size: 0.78rem;
    margin-top: 0.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* === Workflow Diagram === */
.workflow-diagram {
    max-width: 900px;
    margin: 0 auto 2rem;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    overflow-x: auto;
}

.workflow-diagram .mermaid {
    display: flex;
    justify-content: center;
}

/* === File Preview Links === */
.file-preview-link {
    text-decoration: none;
    cursor: pointer;
}

.file-preview-link:hover code {
    text-decoration: underline;
    background: #e0f2fe;
}

/* === Modal === */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
}

.modal-container {
    position: relative;
    background: white;
    border-radius: var(--radius);
    width: 90%;
    max-width: 800px;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
}

.modal-header h3 {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--color-primary);
    word-break: break-all;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-text-secondary);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    flex-shrink: 0;
}

.modal-close:hover {
    background: var(--color-bg-alt);
}

.modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    line-height: 1.7;
}

.modal-body h1, .modal-body h2, .modal-body h3 {
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.modal-body h1:first-child, .modal-body h2:first-child, .modal-body h3:first-child {
    margin-top: 0;
}

.modal-body p {
    margin-bottom: 0.75rem;
}

.modal-body code {
    background: var(--color-bg-alt);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.modal-body pre {
    background: #1e293b;
    color: #e2e8f0;
    padding: 1rem;
    border-radius: 8px;
    overflow-x: auto;
    margin-bottom: 1rem;
}

.modal-body pre code {
    background: none;
    padding: 0;
    color: inherit;
}

.modal-body ul, .modal-body ol {
    margin-left: 1.5rem;
    margin-bottom: 0.75rem;
}

.modal-body table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1rem;
}

.modal-body th, .modal-body td {
    padding: 0.5rem;
    border: 1px solid var(--color-border);
    text-align: left;
    font-size: 0.9rem;
}

.modal-body th {
    background: var(--color-bg-alt);
    font-weight: 600;
}

.modal-loading {
    text-align: center;
    padding: 2rem;
    color: var(--color-text-secondary);
}

.modal-error {
    color: var(--color-danger);
    text-align: center;
    padding: 2rem;
}

.file-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.file-list-item {
    display: block;
    padding: 0.75rem 1rem;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--color-primary);
    text-decoration: none;
    transition: background 0.2s;
}

.file-list-item:hover {
    background: #eff6ff;
}

.modal-back {
    display: inline-block;
    margin-bottom: 1rem;
    color: var(--color-primary);
    text-decoration: none;
    font-size: 0.9rem;
}

.modal-back:hover {
    text-decoration: underline;
}

/* === Responsive === */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-stats {
        gap: 1.5rem;
    }

    .section {
        padding: 3rem 0;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .arch-row {
        flex-direction: column;
        align-items: center;
    }

    .arch-arrow {
        transform: rotate(90deg);
    }

    .arch-component {
        max-width: 100%;
    }

    .comparison-grid {
        flex-direction: column;
        align-items: center;
    }

    .vs-divider {
        transform: rotate(90deg);
    }

    .bar-label {
        width: 120px;
        font-size: 0.75rem;
    }

    .collab-branch-row {
        gap: 2rem;
    }

    .integration-modes {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}