/* ============================================
   Mocksy Marketing Site Styles
   Restrained, developer-focused design
   ============================================ */

/* CSS Variables */
:root {
    /* Colors */
    --color-bg-primary: #0a0e1a;
    --color-bg-secondary: #0f1420;
    --color-bg-elevated: #151b2b;
    
    --color-accent: #3b82f6;
    --color-accent-hover: #2563eb;
    
    --color-text-primary: #ffffff;
    --color-text-muted: #94a3b8;
    --color-text-subtle: #64748b;
    
    --color-border-subtle: rgba(255, 255, 255, 0.08);
    --color-border: rgba(255, 255, 255, 0.12);
    
    /* Spacing - 4px base scale */
    --space-1: 0.25rem;  /* 4px */
    --space-2: 0.5rem;   /* 8px */
    --space-3: 0.75rem;  /* 12px */
    --space-4: 1rem;     /* 16px */
    --space-6: 1.5rem;   /* 24px */
    --space-8: 2rem;     /* 32px */
    --space-12: 3rem;    /* 48px */
    --space-16: 4rem;    /* 64px */
    --space-24: 6rem;    /* 96px */
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Courier New', monospace;
    
    /* Layout */
    --container-max: 1200px;
    --container-padding: var(--space-6);
    
    /* Borders */
    --radius: 6px;
    --radius-lg: 8px;
}

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
}

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-text-primary);
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--color-accent-hover);
}

a:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    border-radius: var(--radius);
}

/* Buttons - flat, confident Railway style */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1rem;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius);
    border: 1px solid transparent;
    cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease, opacity 0.15s ease;
    text-decoration: none;
    white-space: nowrap;
}

.btn:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

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

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    color: var(--color-text-primary);
}

.btn-secondary {
    background-color: var(--color-bg-elevated);
    color: var(--color-text-primary);
    border-color: var(--color-border);
}

.btn-secondary:hover {
    background-color: var(--color-bg-secondary);
    border-color: var(--color-border);
    color: var(--color-text-primary);
}

.btn-ghost {
    background-color: transparent;
    color: var(--color-text-muted);
}

.btn-ghost:hover {
    background-color: var(--color-bg-elevated);
    color: var(--color-text-primary);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-text-primary);
    border-color: var(--color-border);
}

.btn-outline:hover {
    background-color: var(--color-bg-elevated);
    border-color: var(--color-border);
}

.btn-large {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
}

/* Navbar */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: rgba(10, 14, 26, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border-subtle);
    padding: var(--space-4) 0;
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Brand (icon + text) */
.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.brand:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    border-radius: var(--radius);
}

.brand-mark {
    height: 48px;
    width: auto;
    display: block;
}

.brand-name {
    font-weight: 700;
    font-size: 20px;
    color: var(--color-text-primary);
    letter-spacing: -0.02em;
}

/* Footer brand sizing */
.footer-brand-mark {
    height: 56px;
}

/* Legacy logo styles (kept for compatibility) */
.navbar-brand .logo {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text-primary);
    text-decoration: none;
    display: block;
}

.navbar-brand .logo:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    border-radius: var(--radius);
}

.navbar-logo {
    height: 48px;
    width: auto;
    display: block;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: var(--space-12);
}

.navbar-links {
    display: flex;
    gap: var(--space-8);
}

.nav-link {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
    font-weight: 500;
    transition: color 0.15s ease;
}

.nav-link:hover {
    color: var(--color-text-primary);
}

.nav-link:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    border-radius: var(--radius);
}

.navbar-actions {
    display: flex;
    gap: var(--space-2);
}

.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
}

.navbar-toggle:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    border-radius: var(--radius);
}

.navbar-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background-color: var(--color-text-primary);
    transition: all 0.2s ease;
}

/* Hero Section */
.hero {
    padding: var(--space-24) 0 var(--space-16);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.hero-content {
    max-width: 560px;
}

.hero-title {
    font-size: 2.75rem;
    font-weight: 600;
    line-height: 1.1;
    margin-bottom: var(--space-6);
    color: var(--color-text-primary);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-8);
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
}

/* Code Panel */
.code-panel {
    background-color: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.code-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-6);
    background-color: var(--color-bg-secondary);
    border-bottom: 1px solid var(--color-border-subtle);
}

.code-panel-title {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.code-panel-badge {
    font-size: 0.6875rem;
    padding: 0.25rem 0.5rem;
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--color-accent);
    border-radius: var(--radius);
    font-weight: 500;
    font-family: var(--font-mono);
}

.code-panel-body {
    padding: var(--space-6);
    overflow-x: auto;
}

.code-panel-body pre {
    margin: 0;
}

.code-panel-body code {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    line-height: 1.6;
    color: var(--color-text-muted);
}

/* Social Proof */
.social-proof {
    padding: var(--space-16) 0;
    border-top: 1px solid var(--color-border-subtle);
    border-bottom: 1px solid var(--color-border-subtle);
}

.social-proof-label {
    text-align: center;
    font-size: 0.8125rem;
    color: var(--color-text-subtle);
    margin-bottom: var(--space-8);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 500;
}

.social-proof-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-12);
    flex-wrap: wrap;
}

.social-proof-logo {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text-subtle);
    opacity: 0.5;
}

/* Features Preview */
.features-preview {
    padding: var(--space-24) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.section-title {
    font-size: 2.25rem;
    font-weight: 600;
    margin-bottom: var(--space-4);
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.0625rem;
    color: var(--color-text-muted);
    max-width: 560px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-6);
    margin-bottom: var(--space-12);
}

.feature-card {
    padding: var(--space-6);
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    transition: border-color 0.2s ease;
}

.feature-card:hover {
    border-color: var(--color-border);
}

.feature-icon {
    font-size: 1.75rem;
    margin-bottom: var(--space-4);
    opacity: 0.9;
}

.feature-title {
    font-size: 1.0625rem;
    font-weight: 600;
    margin-bottom: var(--space-2);
}

.feature-description {
    color: var(--color-text-muted);
    line-height: 1.6;
    font-size: 0.9375rem;
}

.section-cta {
    text-align: center;
    margin-top: var(--space-12);
}

/* CTA Section */
.cta-section {
    padding: var(--space-24) 0;
}

.cta-card {
    text-align: center;
    padding: var(--space-16);
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.cta-title {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: var(--space-4);
    letter-spacing: -0.01em;
}

.cta-subtitle {
    font-size: 1.0625rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-8);
}

.cta-actions {
    display: flex;
    gap: var(--space-2);
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    padding: var(--space-16) 0 var(--space-8);
    border-top: 1px solid var(--color-border-subtle);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

.footer-brand .logo {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-4);
    display: block;
}

.footer-logo {
    height: 38px;
    width: auto;
    opacity: 0.9;
    display: block;
}

.footer-tagline {
    color: var(--color-text-subtle);
    font-size: 0.9375rem;
}

.footer-heading {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-4);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--space-2);
}

.footer-links a {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
    transition: color 0.15s ease;
}

.footer-links a:hover {
    color: var(--color-text-primary);
}

.footer-links a:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    border-radius: var(--radius);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border-subtle);
    color: var(--color-text-subtle);
    font-size: 0.875rem;
}

/* Page Hero (for internal pages) */
.page-hero {
    padding: var(--space-24) 0 var(--space-16);
    text-align: center;
}

.page-title {
    font-size: 2.25rem;
    font-weight: 600;
    margin-bottom: var(--space-4);
    letter-spacing: -0.02em;
}

.page-subtitle {
    font-size: 1.0625rem;
    color: var(--color-text-muted);
    max-width: 640px;
    margin: 0 auto;
}

/* Features Detail Page */
.features-detail {
    padding: var(--space-16) 0;
}

.feature-detail-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
    margin-bottom: var(--space-24);
}

.feature-detail-item-reverse {
    direction: rtl;
}

.feature-detail-item-reverse > * {
    direction: ltr;
}

.feature-detail-badge {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--color-accent);
    border-radius: var(--radius);
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: var(--space-4);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.feature-detail-title {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: var(--space-4);
    letter-spacing: -0.01em;
}

.feature-detail-description {
    font-size: 1.0625rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-6);
    line-height: 1.6;
}

.feature-detail-list {
    list-style: none;
}

.feature-detail-list li {
    padding-left: var(--space-6);
    margin-bottom: var(--space-2);
    color: var(--color-text-muted);
    position: relative;
    font-size: 0.9375rem;
}

.feature-detail-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 600;
}

.feature-detail-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-placeholder {
    width: 100%;
    aspect-ratio: 1;
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
}

.visual-icon {
    font-size: 3rem;
    opacity: 0.3;
    color: var(--color-accent);
}

.visual-placeholder p {
    color: var(--color-text-subtle);
    font-size: 0.875rem;
}

/* Pricing Page */
.pricing-section {
    padding: var(--space-16) 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-6);
    max-width: 1100px;
    margin: 0 auto;
}

.pricing-card {
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    display: flex;
    flex-direction: column;
    position: relative;
    transition: border-color 0.2s ease;
}

.pricing-card:hover {
    border-color: var(--color-accent);
}

.pricing-card:hover .btn-outline {
    background-color: var(--color-accent);
    color: var(--color-text-primary);
    border-color: var(--color-accent);
}

.pricing-card-featured {
    border-color: var(--color-accent);
}

.pricing-card-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.25rem 0.75rem;
    background-color: var(--color-accent);
    color: var(--color-text-primary);
    border-radius: var(--radius);
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-card-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.pricing-card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-4);
}

.pricing-card-price {
    margin-bottom: var(--space-4);
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.price-period {
    font-size: 1rem;
    color: var(--color-text-subtle);
}

.pricing-card-description {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
}

.pricing-card-body {
    flex: 1;
    margin-bottom: var(--space-8);
}

.pricing-features {
    list-style: none;
}

.pricing-feature {
    display: flex;
    align-items: flex-start;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
    color: var(--color-text-muted);
    font-size: 0.9375rem;
}

.feature-check {
    color: var(--color-accent);
    font-weight: 600;
    flex-shrink: 0;
}

.pricing-card-footer {
    margin-top: auto;
}

/* FAQ */
.pricing-faq {
    padding: var(--space-16) 0;
    border-top: 1px solid var(--color-border-subtle);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-6);
    margin-top: var(--space-12);
}

.faq-item {
    padding: var(--space-6);
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
}

.faq-question {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-2);
}

.faq-answer {
    color: var(--color-text-muted);
    line-height: 1.6;
    font-size: 0.9375rem;
}

/* FAQ Content Page */
.faq-content {
    padding: var(--space-16) 0;
}

.faq-category {
    margin-bottom: var(--space-16);
}

.faq-category-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-8);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-border-subtle);
}

.faq-item-detailed {
    margin-bottom: var(--space-8);
    padding: var(--space-6);
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
}

.faq-item-detailed .faq-question {
    font-size: 1.0625rem;
    margin-bottom: var(--space-4);
}

.faq-item-detailed .faq-answer {
    font-size: 0.9375rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-grid,
    .feature-detail-item {
        grid-template-columns: 1fr;
        gap: var(--space-12);
    }
    
    .feature-detail-item-reverse {
        direction: ltr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: var(--space-4);
    }
    
    .navbar-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-bg-secondary);
        border-top: 1px solid var(--color-border-subtle);
        flex-direction: column;
        gap: 0;
        padding: var(--space-6);
    }
    
    .navbar-menu.active {
        display: flex;
    }
    
    .navbar-links {
        flex-direction: column;
        width: 100%;
        gap: var(--space-4);
    }
    
    .navbar-actions {
        flex-direction: column;
        width: 100%;
        margin-top: var(--space-4);
    }
    
    .navbar-actions .btn {
        width: 100%;
    }
    
    .navbar-toggle {
        display: flex;
    }
    
    .hero {
        padding: var(--space-16) 0 var(--space-12);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .page-title {
        font-size: 1.75rem;
    }
    
    .features-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }
    
    .hero-actions,
    .cta-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn,
    .cta-actions .btn {
        width: 100%;
    }
    
    .features-preview,
    .cta-section,
    .pricing-section,
    .page-hero {
        padding: var(--space-16) 0;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .cta-title {
        font-size: 1.5rem;
    }
    
    .code-panel-body code {
        font-size: 0.75rem;
    }
}

/* ============================================
   Homepage — Shared Section Utilities
   ============================================ */

.section-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: var(--space-4);
}

.section-title-lg {
    font-size: 2.25rem;
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-6);
    color: var(--color-text-primary);
}

.section-intro {
    font-size: 1.0625rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    max-width: 640px;
    margin-bottom: var(--space-12);
}

/* ============================================
   Hero — Eyebrow & Code Syntax
   ============================================ */

.hero-eyebrow {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: var(--space-4);
}

/* Code panel header row */
.code-panel-label {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 0.1875rem 0.4375rem;
    border-radius: var(--radius);
    background-color: rgba(59, 130, 246, 0.15);
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.code-panel-status {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: #4ade80;
    margin-left: auto;
}

/* JSON syntax colouring */
.json-key  { color: #93c5fd; }
.json-str  { color: #86efac; }
.json-num  { color: #fcd34d; }
.json-bool { color: #f9a8d4; }
.json-brace, .json-punct { color: var(--color-text-muted); }

/* Shell syntax colouring */
.sh-comment { color: var(--color-text-subtle); font-style: italic; }
.sh-cmd     { color: #93c5fd; }
.sh-str     { color: #86efac; }

/* ============================================
   B. Problem Section
   ============================================ */

.problem-section {
    padding: var(--space-24) 0;
    border-top: 1px solid var(--color-border-subtle);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
}

.problem-card {
    padding: var(--space-8);
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    position: relative;
    transition: border-color 0.2s ease;
}

.problem-card:hover {
    border-color: var(--color-border);
}

.problem-card-marker {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--color-text-subtle);
    letter-spacing: 0.05em;
    margin-bottom: var(--space-4);
    text-transform: uppercase;
}

.problem-card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-3);
}

.problem-card-text {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.65;
}

/* ============================================
   C. Philosophy Section
   ============================================ */

.philosophy-section {
    padding: var(--space-24) 0;
    background-color: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border-subtle);
    border-bottom: 1px solid var(--color-border-subtle);
}

.philosophy-inner {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: var(--space-16);
    align-items: start;
}

.philosophy-title {
    font-size: 2.5rem;
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.025em;
    margin-bottom: var(--space-8);
    color: var(--color-text-primary);
}

.philosophy-body p {
    font-size: 1.0625rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: var(--space-4);
}

.philosophy-body p:last-child {
    margin-bottom: 0;
}

.philosophy-aside {
    padding-top: var(--space-12);
}

.philosophy-quote {
    font-size: 1.0625rem;
    font-style: italic;
    color: var(--color-text-muted);
    line-height: 1.65;
    padding-left: var(--space-6);
    border-left: 2px solid var(--color-accent);
    margin: 0;
}

/* ============================================
   D. Use Cases Section
   ============================================ */

.use-cases-section {
    padding: var(--space-24) 0;
    border-top: 1px solid var(--color-border-subtle);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
}

.use-case-item {
    padding: var(--space-6);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    background-color: var(--color-bg-secondary);
    transition: border-color 0.2s ease;
}

.use-case-item:hover {
    border-color: var(--color-border);
}

.use-case-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.use-case-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: var(--radius);
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--color-accent);
    flex-shrink: 0;
}

.use-case-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-text-primary);
    line-height: 1.3;
}

.use-case-text {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.65;
}

/* ============================================
   E. Capabilities Section
   ============================================ */

.capabilities-section {
    padding: var(--space-24) 0;
    background-color: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border-subtle);
    border-bottom: 1px solid var(--color-border-subtle);
}

.capabilities-layout {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-12);
}

.capability-group-title {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-subtle);
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--color-border-subtle);
}

.capability-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.capability-item {
    display: flex;
    gap: var(--space-3);
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.65;
    align-items: flex-start;
}

.capability-item strong {
    color: var(--color-text-primary);
    font-weight: 500;
    display: block;
    margin-bottom: var(--space-1);
}

.capability-item-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background-color: var(--color-accent);
    flex-shrink: 0;
    margin-top: 0.45rem;
}

/* ============================================
   F. Technical Proof Section
   ============================================ */

.proof-section {
    padding: var(--space-24) 0;
    border-top: 1px solid var(--color-border-subtle);
}

.proof-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

.proof-grid > .proof-block:first-child {
    grid-column: 1 / -1;
}

.proof-block {
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.proof-block-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-6);
    background-color: var(--color-bg-elevated);
    border-bottom: 1px solid var(--color-border-subtle);
}

.proof-block-label {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 0.1875rem 0.4375rem;
    border-radius: var(--radius);
    background-color: rgba(59, 130, 246, 0.12);
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.proof-block-title {
    font-size: 0.8125rem;
    font-family: var(--font-mono);
    color: var(--color-text-muted);
}

.proof-block-body {
    padding: var(--space-6);
    overflow-x: auto;
}

.proof-block-body pre {
    margin: 0;
}

.proof-block-body code {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    line-height: 1.7;
    color: var(--color-text-muted);
}

/* ============================================
   G. Trust Section
   ============================================ */

.trust-section {
    padding: var(--space-24) 0;
    background-color: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border-subtle);
    border-bottom: 1px solid var(--color-border-subtle);
}

.trust-inner {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: var(--space-16);
    align-items: start;
}

.trust-title {
    font-size: 1.875rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-6);
    color: var(--color-text-primary);
}

.trust-text {
    font-size: 1rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: var(--space-4);
}

.trust-text:last-child {
    margin-bottom: 0;
}

.trust-stats {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    padding-top: var(--space-10);
}

.trust-stat {
    padding: var(--space-4) var(--space-5);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    background-color: var(--color-bg-elevated);
}

.trust-stat-value {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-1);
}

.trust-stat-label {
    font-size: 0.8125rem;
    color: var(--color-text-subtle);
    line-height: 1.5;
}

/* ============================================
   H. Final CTA Section
   ============================================ */

.final-cta-section {
    padding: var(--space-24) 0;
    border-top: 1px solid var(--color-border-subtle);
}

.final-cta-inner {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.final-cta-eyebrow {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: var(--space-4);
}

.final-cta-title {
    font-size: 2.25rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-4);
    color: var(--color-text-primary);
}

.final-cta-subtitle {
    font-size: 1.0625rem;
    color: var(--color-text-muted);
    line-height: 1.65;
    margin-bottom: var(--space-8);
}

.final-cta-actions {
    display: flex;
    gap: var(--space-2);
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   H. FAQ Section (Homepage)
   ============================================ */

.faq-home-section {
    padding: var(--space-24) 0;
    border-top: 1px solid var(--color-border-subtle);
}

.faq-home-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
}

.faq-home-item {
    padding: var(--space-6) var(--space-8);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    background-color: var(--color-bg-secondary);
}

.faq-home-question {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-3);
    line-height: 1.4;
}

.faq-home-answer {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* ============================================
   Homepage Responsive
   ============================================ */

@media (max-width: 1024px) {
    .problem-grid {
        grid-template-columns: 1fr 1fr;
    }

    .philosophy-inner,
    .trust-inner {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }

    .philosophy-aside {
        padding-top: 0;
    }

    .trust-stats {
        display: grid;
        grid-template-columns: 1fr 1fr;
        padding-top: 0;
    }

    .use-cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .capabilities-layout {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-10);
    }

    .proof-grid {
        grid-template-columns: 1fr;
    }

    .proof-grid > .proof-block:first-child {
        grid-column: auto;
    }
}

@media (max-width: 768px) {
    .section-title-lg {
        font-size: 1.75rem;
    }

    .problem-grid {
        grid-template-columns: 1fr;
    }

    .philosophy-title {
        font-size: 1.875rem;
    }

    .philosophy-inner {
        grid-template-columns: 1fr;
    }

    .use-cases-grid {
        grid-template-columns: 1fr;
    }

    .capabilities-layout {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }

    .trust-stats {
        grid-template-columns: 1fr;
    }

    .final-cta-title {
        font-size: 1.75rem;
    }

    .final-cta-actions {
        flex-direction: column;
        align-items: center;
    }

    .final-cta-actions .btn {
        width: 100%;
        max-width: 320px;
    }

    .faq-home-grid {
        grid-template-columns: 1fr;
    }

    .proof-section,
    .problem-section,
    .philosophy-section,
    .use-cases-section,
    .capabilities-section,
    .trust-section,
    .faq-home-section,
    .final-cta-section {
        padding: var(--space-16) 0;
    }
}

/* ============================================
   Documentation Page Styles
   ============================================ */

/* Table of Contents */
.docs-toc-section {
    padding: var(--space-8) 0;
    border-bottom: 1px solid var(--color-border-subtle);
}

.docs-toc {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
}

.docs-toc-title {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-4);
}

.docs-toc-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2) var(--space-6);
}

.docs-toc-link {
    display: block;
    padding: var(--space-2) 0;
    color: var(--color-text-primary);
    font-size: 0.9375rem;
    text-decoration: none;
    transition: color 0.15s ease;
}

.docs-toc-link:hover {
    color: var(--color-accent);
}

.docs-toc-link:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    border-radius: var(--radius);
}

/* Docs Section */
.docs-section {
    padding: var(--space-16) 0;
}

.docs-section-technical {
    background-color: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border-subtle);
}

.docs-section-header {
    text-align: center;
    margin-bottom: var(--space-12);
}

.docs-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: var(--color-accent);
    color: var(--color-text-primary);
    border-radius: var(--radius);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-4);
}

/* Docs Grid */
.docs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-6);
    margin-top: var(--space-8);
}

/* Docs Cards */
.docs-card {
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
}

.docs-card-icon {
    color: var(--color-accent);
    margin-bottom: var(--space-4);
}

.docs-card-icon svg {
    display: block;
}

.docs-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-4);
    color: var(--color-text-primary);
}

.docs-card-text {
    color: var(--color-text-muted);
    line-height: 1.6;
    margin-bottom: var(--space-4);
}

.docs-card-text:last-child {
    margin-bottom: 0;
}

.docs-card-list {
    list-style: none;
    color: var(--color-text-muted);
    line-height: 1.8;
}

.docs-card-list li {
    position: relative;
    padding-left: var(--space-6);
    margin-bottom: var(--space-2);
}

.docs-card-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 600;
}

ol.docs-card-list {
    counter-reset: docs-counter;
}

ol.docs-card-list li::before {
    content: counter(docs-counter) ".";
    counter-increment: docs-counter;
}

.docs-card-note {
    margin-top: var(--space-4);
    padding: var(--space-4);
    background-color: var(--color-bg-elevated);
    border-left: 2px solid var(--color-accent);
    border-radius: var(--radius);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* Docs Content Blocks */
.docs-content-block {
    max-width: 800px;
    margin: 0 auto var(--space-12) auto;
}

.docs-content-block:last-child {
    margin-bottom: 0;
}

.docs-content-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-4);
    color: var(--color-text-primary);
}

.docs-content-subtitle {
    font-size: 1.125rem;
    font-weight: 600;
    margin-top: var(--space-6);
    margin-bottom: var(--space-4);
    color: var(--color-text-primary);
}

.docs-content-text {
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: var(--space-4);
}

.docs-content-text code {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    padding: 0.125rem 0.375rem;
    background-color: var(--color-bg-elevated);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius);
    color: var(--color-accent);
}

.docs-content-list {
    list-style: none;
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: var(--space-4);
}

.docs-content-list li {
    position: relative;
    padding-left: var(--space-6);
    margin-bottom: var(--space-2);
}

.docs-content-list li::before {
    content: "•";
    position: absolute;
    left: var(--space-2);
    color: var(--color-accent);
    font-weight: 600;
}

ol.docs-content-list {
    counter-reset: content-counter;
}

ol.docs-content-list li::before {
    content: counter(content-counter) ".";
    counter-increment: content-counter;
    left: 0;
}

/* Docs Callouts */
.docs-callout {
    padding: var(--space-4);
    background-color: var(--color-bg-elevated);
    border-left: 3px solid var(--color-accent);
    border-radius: var(--radius);
    margin-bottom: var(--space-4);
    color: var(--color-text-muted);
}

.docs-callout strong {
    color: var(--color-text-primary);
}

.docs-callout a {
    color: var(--color-accent);
    text-decoration: underline;
}

.docs-callout-pro {
    border-left-color: #f59e0b;
}

/* Code Blocks */
.docs-code-block {
    background-color: var(--color-bg-primary);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius);
    padding: var(--space-4);
    margin-bottom: var(--space-4);
    overflow-x: auto;
}

.docs-code-block code {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--color-text-muted);
    white-space: pre;
}

/* Endpoints */
.docs-endpoint {
    margin-bottom: var(--space-8);
}

.docs-endpoint:last-child {
    margin-bottom: 0;
}

.docs-endpoint-header {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.docs-method {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius);
    font-size: 0.75rem;
    font-weight: 600;
    font-family: var(--font-mono);
    text-transform: uppercase;
}

.docs-method-get {
    background-color: rgba(34, 197, 94, 0.15);
    color: #22c55e;
}

.docs-method-post {
    background-color: rgba(59, 130, 246, 0.15);
    color: var(--color-accent);
}

.docs-path {
    font-family: var(--font-mono);
    font-size: 0.9375rem;
    color: var(--color-text-primary);
}

.docs-endpoint-description {
    color: var(--color-text-muted);
    margin-bottom: var(--space-4);
}

.docs-endpoint-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
}

/* Responsive */
@media (max-width: 768px) {
    .docs-toc-list {
        grid-template-columns: 1fr;
    }
    
    .docs-grid {
        grid-template-columns: 1fr;
    }
    
    .docs-section {
        padding: var(--space-12) 0;
    }
    
    .docs-content-block {
        margin-bottom: var(--space-8);
    }
}

/* ============================================
   Legal Pages Styles
   ============================================ */

.legal-meta {
    font-size: 0.875rem;
    color: var(--color-text-subtle);
    margin-top: var(--space-2);
}

.legal-section {
    padding: var(--space-16) 0;
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-block {
    margin-bottom: var(--space-12);
}

.legal-block:last-child {
    margin-bottom: 0;
}

.legal-heading {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-4);
    color: var(--color-text-primary);
}

.legal-subheading {
    font-size: 1.125rem;
    font-weight: 600;
    margin-top: var(--space-6);
    margin-bottom: var(--space-4);
    color: var(--color-text-primary);
}

.legal-text {
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: var(--space-4);
}

.legal-text:last-child {
    margin-bottom: 0;
}

.legal-text a {
    color: var(--color-accent);
    text-decoration: underline;
}

.legal-text a:hover {
    color: var(--color-accent-hover);
}

.legal-list {
    list-style: none;
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: var(--space-4);
}

.legal-list li {
    position: relative;
    padding-left: var(--space-6);
    margin-bottom: var(--space-2);
}

.legal-list li::before {
    content: "•";
    position: absolute;
    left: var(--space-2);
    color: var(--color-accent);
    font-weight: 600;
}

.legal-callout {
    padding: var(--space-4);
    background-color: var(--color-bg-elevated);
    border-left: 3px solid var(--color-accent);
    border-radius: var(--radius);
    margin: var(--space-4) 0;
    color: var(--color-text-muted);
    line-height: 1.7;
}

.legal-callout strong {
    color: var(--color-text-primary);
}

.legal-callout a {
    color: var(--color-accent);
    text-decoration: underline;
}

@media (max-width: 768px) {
    .legal-section {
        padding: var(--space-12) 0;
    }
    
    .legal-heading {
        font-size: 1.25rem;
    }
    
    .legal-subheading {
        font-size: 1rem;
    }
}

/* ============================================
   Changelog Page
   ============================================ */

.changelog-section {
    padding: var(--space-16) 0;
    background-color: var(--color-bg-primary);
}

.changelog-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: var(--space-12);
    align-items: start;
}

/* Left Navigation */
.changelog-nav {
    position: sticky;
    top: var(--space-8);
    padding: var(--space-6);
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
}

/* Desktop: always open, hide summary marker */
@media (min-width: 769px) {
    .changelog-nav {
        display: block;
    }
    
    .changelog-nav summary {
        list-style: none;
        cursor: default;
    }
    
    .changelog-nav summary::-webkit-details-marker {
        display: none;
    }
    
    .changelog-nav summary::marker {
        display: none;
    }
    
    .changelog-nav[open] summary ~ * {
        display: block;
    }
}

.changelog-nav-title {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-4);
}

.changelog-nav-list {
    list-style: none;
}

.changelog-nav-list li {
    margin-bottom: var(--space-2);
}

.changelog-nav-link {
    display: flex;
    flex-direction: column;
    padding: var(--space-2);
    border-radius: var(--radius);
    text-decoration: none;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.changelog-nav-link:hover {
    background-color: var(--color-bg-elevated);
    border-color: var(--color-border-subtle);
}

.changelog-nav-link:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    background-color: var(--color-bg-elevated);
}

.changelog-nav-version {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.changelog-nav-date {
    font-size: 0.75rem;
    color: var(--color-text-subtle);
    margin-top: var(--space-1);
}

/* Timeline */
.changelog-timeline {
    position: relative;
    padding-left: var(--space-6);
}

.changelog-timeline::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background-color: var(--color-border-subtle);
}

/* Release Cards */
.release-card {
    position: relative;
    padding: var(--space-8);
    margin-bottom: var(--space-12);
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    scroll-margin-top: var(--space-8);
}

.release-card::before {
    content: "";
    position: absolute;
    left: calc(-1 * var(--space-6) - 5px);
    top: var(--space-8);
    width: 8px;
    height: 8px;
    background-color: var(--color-bg-secondary);
    border: 2px solid var(--color-accent);
    border-radius: 50%;
}

.release-header {
    margin-bottom: var(--space-6);
}

.release-meta {
    display: flex;
    align-items: baseline;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.release-version {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text-primary);
    letter-spacing: -0.02em;
}

.release-date {
    font-size: 0.875rem;
    color: var(--color-text-subtle);
    font-weight: 400;
}

.release-summary {
    font-size: 1rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-4);
    line-height: 1.5;
    max-width: 80%;
}

.release-body {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-4);
    line-height: 1.6;
    max-width: 90%;
}

.release-body p {
    margin-bottom: var(--space-2);
}

.release-body p:last-child {
    margin-bottom: 0;
}

/* Tags */
.release-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.tag-pill {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-elevated);
    color: var(--color-text-muted);
}

.tag-pill::before {
    content: "";
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}

.tag-added {
    border-color: var(--color-accent);
}

.tag-added::before {
    background-color: var(--color-accent);
}

.tag-improved::before {
    background-color: var(--color-accent);
    opacity: 0.7;
}

.tag-fixed {
    border-color: var(--color-border);
}

.tag-fixed::before {
    background-color: var(--color-text-subtle);
}

.tag-security {
    border-color: var(--color-border);
}

.tag-security::before {
    background-color: var(--color-text-muted);
}

.tag-launch {
    border-color: var(--color-accent);
    background-color: var(--color-accent);
    color: var(--color-bg);
}

.tag-launch::before {
    background-color: var(--color-bg);
}

/* Empty state */
.changelog-empty {
    text-align: center;
    padding: var(--space-16) var(--space-4);
}

.changelog-empty-text {
    font-size: 1rem;
    color: var(--color-text-muted);
}

/* Highlights */
.release-highlights {
    padding: var(--space-4);
    background-color: var(--color-bg-elevated);
    border-radius: var(--radius);
    margin-bottom: var(--space-6);
}

.release-highlights-title {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-2);
}

.release-highlights-list {
    list-style: none;
}

.release-highlights-list li {
    position: relative;
    padding-left: var(--space-6);
    margin-bottom: var(--space-2);
    color: var(--color-text-muted);
    line-height: 1.6;
}

.release-highlights-list li:last-child {
    margin-bottom: 0;
}

.release-highlights-list li::before {
    content: "→";
    position: absolute;
    left: var(--space-2);
    color: var(--color-accent);
    font-weight: 600;
}

/* Details Toggle */
.release-details-container {
    margin-top: var(--space-6);
}

.release-details-toggle {
    display: inline-flex;
    align-items: center;
    padding: var(--space-2) var(--space-4);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted);
    background-color: transparent;
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.2s ease;
}

.release-details-toggle:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
    background-color: rgba(59, 130, 246, 0.05);
}

.release-details-toggle:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.release-details-toggle[aria-expanded="true"] {
    color: var(--color-accent);
    border-color: var(--color-border);
}

/* Details Content */
.release-details {
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border-subtle);
}

.release-details-title {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-4);
}

.release-items {
    list-style: none;
}

.release-item {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--color-border-subtle);
}

.release-item:last-child {
    border-bottom: none;
}

.release-item-type {
    flex-shrink: 0;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-elevated);
    color: var(--color-text-muted);
}

.release-item-added .release-item-type {
    border-color: var(--color-accent);
}

.release-item-improved .release-item-type {
    border-color: var(--color-border);
}

.release-item-fixed .release-item-type {
    border-color: var(--color-border);
}

.release-item-security .release-item-type {
    border-color: var(--color-border);
}

.release-item-text {
    flex: 1;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* Bottom CTA */
.changelog-cta {
    margin-top: var(--space-16);
    padding: var(--space-12);
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    text-align: center;
}

.changelog-cta-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
}

.changelog-cta-text {
    font-size: 1rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-6);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.changelog-cta-actions {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .changelog-layout {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    
    .changelog-nav {
        position: static;
        order: -1;
        padding: 0;
        background-color: transparent;
        border: none;
    }
    
    .changelog-nav summary {
        list-style: none;
    }
    
    .changelog-nav summary::-webkit-details-marker {
        display: none;
    }
    
    .changelog-nav summary::marker {
        display: none;
    }
    
    .changelog-nav-title {
        cursor: pointer;
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: var(--space-4);
        background-color: var(--color-bg-secondary);
        border: 1px solid var(--color-border-subtle);
        border-radius: var(--radius-lg);
        margin-bottom: var(--space-2);
        transition: border-color 0.2s ease;
    }
    
    .changelog-nav-title:hover {
        border-color: var(--color-border);
    }
    
    .changelog-nav-title:focus-visible {
        outline: 2px solid var(--color-accent);
        outline-offset: 2px;
    }
    
    .changelog-nav-title::after {
        content: "▼";
        font-size: 0.75rem;
        color: var(--color-text-subtle);
        transition: transform 0.2s ease;
    }
    
    .changelog-nav[open] .changelog-nav-title::after {
        transform: rotate(180deg);
    }
    
    .changelog-nav-list {
        padding: var(--space-4);
        background-color: var(--color-bg-secondary);
        border: 1px solid var(--color-border-subtle);
        border-radius: var(--radius-lg);
    }
    
    .changelog-timeline {
        padding-left: var(--space-4);
    }
    
    .changelog-timeline::before {
        left: 0;
    }
    
    .release-card {
        padding: var(--space-6);
        margin-bottom: var(--space-8);
    }
    
    .release-card::before {
        left: calc(-1 * var(--space-4) - 5px);
    }
    
    .release-version {
        font-size: 1.5rem;
    }
    
    .release-meta {
        flex-direction: column;
        gap: var(--space-1);
    }
    
    .release-summary {
        max-width: 100%;
    }
    
    .changelog-cta {
        padding: var(--space-8);
    }
    
    .changelog-cta-actions {
        flex-direction: column;
    }
    
    .changelog-cta-actions .btn {
        width: 100%;
    }
}