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

:root {
    /* Dark Theme Colors */
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-tertiary: #1a1a1a;
    --bg-card: #151515;
    
    /* Accent Colors */
    --accent-primary: #6366f1;
    --accent-secondary: #8b5cf6;
    --accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-tertiary: #71717a;
    
    /* Border Colors */
    --border-primary: #27272a;
    --border-secondary: #3f3f46;
    
    /* Success/Info Colors */
    --success: #10b981;
    --info: #3b82f6;
    --warning: #f59e0b;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    --font-mono: 'SF Mono', 'Monaco', 'Inconsolata', 'Fira Code', 'Courier New', monospace;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.5rem;
}

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

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

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-primary);
    padding: var(--spacing-sm) 0;
}

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

.nav-brand {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
}

.logo {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-tag {
    color: var(--text-secondary);
    margin-left: 0.25rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-menu a {
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.2s ease;
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    width: 28px;
    height: 28px;
}

.nav-hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-secondary);
    border-radius: 1px;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-hamburger.active span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.nav-hamburger.active span:nth-child(2) {
    opacity: 0;
}

.nav-hamburger.active span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

.nav-github {
    display: flex;
    align-items: center;
    color: var(--text-secondary);
    transition: color 0.2s ease;
}

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

.lang-toggle-btn {
    background: transparent;
    border: 1px solid var(--border-primary);
    color: var(--text-secondary);
    padding: 0.25rem 0.6rem;
    border-radius: 0.25rem;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    cursor: pointer;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    transition: color 0.2s ease, border-color 0.2s ease;
}

.lang-toggle-btn:hover {
    color: var(--text-primary);
    border-color: var(--text-primary);
}

.lang-btn-flag {
    font-size: 1rem;
    line-height: 1;
}

.lang-modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
    backdrop-filter: blur(4px);
}

.lang-modal-overlay.visible {
    opacity: 1;
    visibility: visible;
}

.lang-modal {
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: 0.75rem;
    width: 90%;
    max-width: 320px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    transform: translateY(12px);
    transition: transform 0.2s ease;
}

.lang-modal-overlay.visible .lang-modal {
    transform: translateY(0);
}

.lang-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-primary);
}

.lang-modal-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.lang-modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    transition: color 0.15s ease;
}

.lang-modal-close:hover {
    color: var(--text-primary);
}

.lang-modal-list {
    list-style: none;
    padding: 0.5rem 0;
    margin: 0;
}

.lang-modal-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.75rem 1.25rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 0.95rem;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease;
    text-align: left;
}

.lang-modal-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.lang-modal-item.active {
    color: var(--accent-primary);
}

.lang-modal-item.active .lang-code {
    color: var(--accent-primary);
}

.lang-flag {
    font-size: 1.25rem;
    line-height: 1;
}

.lang-name {
    flex: 1;
}

.lang-code {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 500;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-secondary);
}

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 10rem 0 6rem;
    margin-top: 60px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(var(--border-primary) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-primary) 1px, transparent 1px);
    background-size: 50px 50px;
    mask-image: linear-gradient(to bottom, transparent, black 20%, black 80%, transparent);
    -webkit-mask-image: linear-gradient(to bottom, transparent, black 20%, black 80%, transparent);
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.8s ease;
}

.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.hero-code {
    max-width: 600px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease 0.6s backwards;
}

.hero-code pre {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 0.75rem;
    padding: var(--spacing-lg);
    text-align: left;
    overflow-x: auto;
}

.hero-code code {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--text-primary);
}

/* Code Syntax Highlighting */
.code-comment { color: #6b7280; }
.code-keyword { color: #8b5cf6; }
.code-string { color: #10b981; }
.code-number { color: #f59e0b; }
.code-property { color: #3b82f6; }
.prompt { color: var(--accent-primary); }
.output { color: var(--text-secondary); }
.cursor {
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

/* Features Section */
.features {
    padding: var(--spacing-2xl) 0;
    background: var(--bg-secondary);
}

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

.section-header h2 {
    margin-bottom: var(--spacing-sm);
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.125rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 0.75rem;
    padding: var(--spacing-lg);
    transition: all 0.3s ease;
}

.feature-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-icon {
    width: 3rem;
    height: 3rem;
    background: var(--accent-gradient);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.feature-icon svg {
    width: 1.5rem;
    height: 1.5rem;
    color: white;
}

.feature-card h3 {
    margin-bottom: var(--spacing-sm);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Platform Section */
.platform {
    padding: var(--spacing-2xl) 0;
}

.platform-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.section-lead {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin: var(--spacing-md) 0 var(--spacing-lg);
}

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

.feature-list li {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.check-icon {
    flex-shrink: 0;
    width: 1.5rem;
    height: 1.5rem;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
}

.feature-list strong {
    display: block;
    margin-bottom: 0.25rem;
}

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

/* Terminal Window */
.terminal-window {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.terminal-header {
    background: var(--bg-tertiary);
    padding: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border-primary);
}

.terminal-button {
    width: 0.75rem;
    height: 0.75rem;
    border-radius: 50%;
    background: var(--border-secondary);
}

.terminal-title {
    margin-left: auto;
    margin-right: auto;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.terminal-body {
    padding: var(--spacing-lg);
}

.terminal-body pre {
    margin: 0;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.6;
}

/* AI Section */
.ai-section {
    padding: var(--spacing-2xl) 0;
    background: var(--bg-secondary);
}

.ai-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.ai-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.ai-feature h4 {
    margin-bottom: var(--spacing-xs);
    color: var(--accent-primary);
}

.ai-feature p {
    color: var(--text-secondary);
}

/* Chat Window */
.chat-window {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.chat-header {
    background: var(--bg-tertiary);
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    border-bottom: 1px solid var(--border-primary);
}

.status-dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: var(--success);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.chat-body {
    padding: var(--spacing-md);
    max-height: 500px;
    overflow-y: auto;
}

.message {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 0.5rem;
    max-width: 85%;
}

.message.user {
    background: var(--accent-primary);
    margin-left: auto;
}

.message.assistant {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
}

.message p {
    margin: 0.5rem 0;
}

.message .code-block {
    margin: var(--spacing-sm) 0;
}

.message .code-block pre {
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: 0.375rem;
    padding: var(--spacing-sm);
    font-size: 0.875rem;
}

/* Code Example Section */
.code-example {
    padding: var(--spacing-2xl) 0;
}

.code-example h2 {
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.code-example .section-lead {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.code-tabs {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: 0;
    border-bottom: 1px solid var(--border-primary);
}

.tab-button {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: var(--spacing-sm) var(--spacing-lg);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.2s ease;
    border-bottom: 2px solid transparent;
}

.tab-button:hover {
    color: var(--text-primary);
}

.tab-button.active {
    color: var(--accent-primary);
    border-bottom-color: var(--accent-primary);
}

.code-panels {
    position: relative;
}

.code-panel {
    display: none;
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-top: none;
    border-radius: 0 0 0.75rem 0.75rem;
    padding: var(--spacing-lg);
}

.code-panel.active {
    display: block;
}

.code-panel pre {
    margin: 0;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.8;
    overflow-x: auto;
}

/* CTA Section */
.cta {
    padding: var(--spacing-2xl) 0;
    background: var(--bg-secondary);
    text-align: center;
}

.cta-content h2 {
    margin-bottom: var(--spacing-sm);
}

.cta-content p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-xl);
}

.install-command {
    max-width: 600px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 0.5rem;
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.install-command code {
    flex: 1;
    font-family: var(--font-mono);
    color: var(--text-primary);
    font-size: 0.9rem;
}

.copy-btn {
    padding: 0.5rem 1rem;
    background: var(--accent-gradient);
    border: none;
    border-radius: 0.375rem;
    color: white;
    cursor: pointer;
    font-weight: 500;
    transition: transform 0.2s ease;
}

.copy-btn:hover {
    transform: scale(1.05);
}

/* Footer */
.footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border-primary);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

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

.footer-section h4 {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section ul a {
    color: var(--text-secondary);
    transition: color 0.2s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-primary);
    color: var(--text-tertiary);
}

/* ========================================
   Shared Page Layout
   ======================================== */

.page-hero {
    padding: 8rem 0 4rem;
    margin-top: calc(60px + 40px);
    text-align: center;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.page-hero h1 {
    margin-bottom: 1rem;
}

.page-hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

.page-section {
    padding: var(--spacing-2xl) 0;
}

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

.prose {
    max-width: 750px;
}

.prose p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* ========================================
   Roadmap
   ======================================== */

.roadmap-phase {
    max-width: 800px;
    margin: 0 auto;
}

.phase-header {
    margin-bottom: var(--spacing-xl);
}

.phase-header h2 {
    margin-bottom: 0.5rem;
}

.phase-header p {
    color: var(--text-secondary);
}

.phase-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.2rem 0.6rem;
    border-radius: 0.25rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}

.phase-current {
    background: var(--alpha-amber);
    color: #000;
}

.phase-next {
    background: var(--accent-primary);
    color: #fff;
}

.phase-future {
    background: var(--border-secondary);
    color: var(--text-secondary);
}

.milestone-list {
    position: relative;
}

.milestone {
    display: flex;
    gap: 1.25rem;
}

.milestone-status {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex-shrink: 0;
    width: 1.5rem;
}

.milestone-dot {
    width: 0.875rem;
    height: 0.875rem;
    border-radius: 50%;
    flex-shrink: 0;
    border: 2px solid;
}

.milestone-dot.done {
    background: var(--success);
    border-color: var(--success);
}

.milestone-dot.in-progress {
    background: transparent;
    border-color: var(--alpha-amber);
}

.milestone-dot.planned {
    background: transparent;
    border-color: var(--border-secondary);
}

.milestone-line {
    width: 2px;
    flex: 1;
    background: var(--border-primary);
    min-height: 1rem;
}

.milestone:last-child .milestone-line {
    display: none;
}

.milestone-content {
    padding-bottom: var(--spacing-lg);
}

.milestone-content h4 {
    margin-bottom: 0.35rem;
}

.milestone-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.milestone-tag {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.15rem 0.5rem;
    border-radius: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.milestone-tag.done {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.milestone-tag.in-progress {
    background: rgba(245, 158, 11, 0.15);
    color: var(--alpha-amber);
}

.milestone-tag.planned {
    background: rgba(113, 113, 122, 0.15);
    color: var(--text-tertiary);
}

/* ========================================
   Architecture Page
   ======================================== */

.arch-diagram {
    max-width: 800px;
    margin: 2rem auto 0;
}

.arch-tier {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
}

.arch-tier-multi {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.arch-box {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 0.75rem;
    padding: 1.25rem;
    text-align: center;
}

.arch-box.arch-highlight {
    border-color: var(--accent-primary);
    max-width: 350px;
}

.arch-box-label {
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--accent-primary);
}

.arch-box-detail {
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 0.15rem 0;
}

.arch-connector {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.75rem 0;
}

.arch-connector-line {
    width: 2px;
    height: 2rem;
    background: var(--accent-primary);
}

.arch-connector-label {
    font-size: 0.8rem;
    color: var(--accent-primary);
    font-weight: 500;
    margin-top: 0.25rem;
}

.arch-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.arch-detail-grid.reverse .arch-detail-text {
    order: 2;
}

.arch-detail-text h2 {
    margin-bottom: var(--spacing-sm);
}

.arch-detail-text p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.spec-list {
    margin-top: var(--spacing-md);
}

.spec-item {
    display: flex;
    gap: 1rem;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--border-primary);
}

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

.spec-item dt {
    flex-shrink: 0;
    width: 120px;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.spec-item dd {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.spec-item dd code {
    font-family: var(--font-mono);
    background: var(--bg-tertiary);
    padding: 0.1rem 0.3rem;
    border-radius: 0.2rem;
    font-size: 0.85rem;
}

/* ========================================
   FAQ
   ======================================== */

.faq-category {
    margin-bottom: var(--spacing-lg);
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-primary);
}

.faq-item {
    border: 1px solid var(--border-primary);
    border-radius: 0.5rem;
    margin-bottom: 0.75rem;
    background: var(--bg-card);
    overflow: hidden;
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 1.25rem 1.5rem;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    text-align: left;
    font-family: var(--font-sans);
    transition: color 0.2s ease;
}

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

.faq-chevron {
    width: 1.25rem;
    height: 1.25rem;
    flex-shrink: 0;
    color: var(--text-tertiary);
    transition: transform 0.2s ease;
}

.faq-item.open .faq-chevron {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.open .faq-answer {
    max-height: 600px;
}

.faq-answer p,
.faq-answer ul {
    padding: 0 1.5rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.faq-answer p {
    margin-bottom: 1rem;
}

.faq-answer p:last-child {
    padding-bottom: 1.25rem;
}

.faq-answer ul {
    list-style: none;
    padding-bottom: 1.25rem;
}

.faq-answer ul li {
    padding: 0.25rem 0 0.25rem 1.25rem;
    position: relative;
}

.faq-answer ul li::before {
    content: '·';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-weight: bold;
    font-size: 1.2rem;
}

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

/* ========================================
   Blog
   ======================================== */

.blog-list {
    max-width: 800px;
    margin: 0 auto;
}

.blog-post {
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-2xl);
    border-bottom: 1px solid var(--border-primary);
}

.blog-post:last-child {
    border-bottom: none;
}

.blog-meta {
    margin-bottom: 0.75rem;
}

.blog-meta time {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    font-weight: 500;
}

.blog-post h2 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
}

.blog-body p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.blog-body h3 {
    font-size: 1.2rem;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.blog-body ul {
    list-style: none;
    margin-bottom: 1rem;
}

.blog-body ul li {
    color: var(--text-secondary);
    padding: 0.3rem 0 0.3rem 1.25rem;
    position: relative;
    line-height: 1.6;
}

.blog-body ul li::before {
    content: '·';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-weight: bold;
    font-size: 1.2rem;
}

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

.blog-post h2 a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s;
}

.blog-post h2 a:hover {
    color: var(--accent-primary);
}

.blog-read-more {
    display: inline-block;
    margin-top: 0.5rem;
    color: var(--accent-primary);
    font-weight: 500;
    text-decoration: none;
    transition: color 0.2s;
}

.blog-read-more:hover {
    color: var(--accent-secondary);
}

.blog-back {
    margin-bottom: 2rem;
}

.blog-back a {
    color: var(--text-tertiary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.blog-back a:hover {
    color: var(--accent-primary);
}

.blog-single .blog-post h1 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

/* ========================================
   Animations
   ======================================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@media (max-width: 968px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    .nav-hamburger {
        display: flex;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        gap: 0;
        background: rgba(10, 10, 10, 0.95);
        backdrop-filter: blur(10px);
        border-bottom: 1px solid var(--border-primary);
        padding: 0.5rem 0;
    }

    .nav-menu.open {
        display: flex;
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-menu a,
    .nav-menu .nav-cta {
        display: block;
        padding: 0.75rem 1.5rem;
        width: 100%;
        text-align: left;
    }

    .nav-menu .nav-cta {
        margin: 0.5rem 1.5rem;
        width: auto;
        text-align: center;
    }

    .hero {
        padding: 6rem 0 4rem;
    }

    .platform-content {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .status-details {
        grid-template-columns: 1fr;
    }

    .arch-detail-grid,
    .arch-detail-grid.reverse {
        grid-template-columns: 1fr;
    }

    .arch-detail-grid.reverse .arch-detail-text {
        order: 0;
    }

    .arch-tier-multi {
        grid-template-columns: 1fr;
    }

    .spec-item {
        flex-direction: column;
        gap: 0.25rem;
    }

    .spec-item dt {
        width: auto;
    }
}

@media (max-width: 640px) {
    h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
    }

    .install-command {
        flex-direction: column;
    }

    .alpha-banner {
        font-size: 0.75rem;
        padding: 0.4rem 0.5rem;
    }

    .page-hero {
        padding: 6rem 0 3rem;
    }
}