/* ============================================
   Aura Landing — Futuristic Minimalist (Dark)
   Opposite of OMNI's light/blue theme
   ============================================ */

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #111118;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.06);
    --bg-terminal: #06060a;
    --text-primary: #f0f0f5;
    --text-secondary: #8888a0;
    --text-muted: #555568;
    --accent: #6ee7b7;
    --accent-glow: rgba(110, 231, 183, 0.15);
    --accent-secondary: #818cf8;
    --gradient-main: linear-gradient(135deg, #6ee7b7, #818cf8);
    --gradient-subtle: linear-gradient(135deg, rgba(110, 231, 183, 0.1), rgba(129, 140, 248, 0.05));
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-card: rgba(255, 255, 255, 0.08);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px;
}

a {
    color: inherit;
    text-decoration: none;
}

code {
    font-family: var(--font-mono);
    font-size: 0.88em;
    background: rgba(255, 255, 255, 0.06);
    padding: 2px 7px;
    border-radius: 4px;
}

/* ============================================
   Navigation
   ============================================ */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(10, 10, 15, 0.6);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid transparent;
    transition: background 0.3s, border-color 0.3s;
}

.nav.nav-scrolled {
    background: rgba(10, 10, 15, 0.92);
    border-bottom-color: var(--border-subtle);
}

.nav-inner {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

.nav-logo {
    font-size: 1.15rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
    letter-spacing: 0.02em;
}

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

.nav-logo-img {
    height: 39px;
    width: auto;
    object-fit: contain;
}

.footer-logo-img {
    height: 33px;
    width: auto;
    object-fit: contain;
    vertical-align: middle;
    margin-right: 6px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav-links a {
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: color 0.25s;
    font-weight: 500;
    letter-spacing: 0.01em;
}

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

.nav-btn {
    background: rgba(255, 255, 255, 0.06);
    padding: 6px 16px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: background 0.25s, color 0.25s;
    border: 1px solid var(--border-subtle);
}

.nav-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.nav-mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
}

/* ============================================
   Hero
   ============================================ */

.hero {
    padding: 160px 0 100px;
    position: relative;
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 600px;
    background: radial-gradient(ellipse at center,
            rgba(110, 231, 183, 0.06) 0%,
            rgba(129, 140, 248, 0.03) 40%,
            transparent 70%);
    pointer-events: none;
}

.hero .container {
    text-align: center;
}

.hero-title {
    font-size: clamp(2.4rem, 5.5vw, 3.8rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
    color: var(--text-primary);
}

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

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto 36px;
    line-height: 1.7;
    font-weight: 400;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 14px;
    margin-bottom: 56px;
    flex-wrap: wrap;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 22px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    font-family: var(--font-sans);
    transition: all 0.25s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient-main);
    color: #0a0a0f;
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-primary);
    border: 1px solid var(--border-card);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 500;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
}

.btn-lg {
    padding: 13px 28px;
    font-size: 0.95rem;
}

.btn-icon {
    font-size: 1rem;
}

/* ============================================
   Terminal
   ============================================ */

.hero-terminal {
    max-width: 680px;
    margin: 0 auto;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-card);
    text-align: left;
}

.terminal-bar {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 10px 16px;
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid var(--border-subtle);
}

.terminal-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.terminal-dot.red {
    background: #ff5f57;
}

.terminal-dot.yellow {
    background: #febc2e;
}

.terminal-dot.green {
    background: #28c840;
}

.terminal-title {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-left: auto;
    font-family: var(--font-mono);
}

.terminal-body {
    padding: 18px 20px;
    background: var(--bg-terminal);
    font-family: var(--font-mono);
    font-size: 0.82rem;
    line-height: 1.9;
}

.terminal-line {
    display: flex;
    gap: 10px;
}

.terminal-prompt {
    color: var(--accent);
    user-select: none;
    font-weight: 600;
}

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

.terminal-output {
    color: var(--text-muted);
    padding-left: 2px;
}

.terminal-success {
    color: var(--accent);
}

/* ============================================
   Section Styling
   ============================================ */

.section-eyebrow {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--accent);
    text-transform: uppercase;
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    max-width: 500px;
    font-weight: 400;
    line-height: 1.6;
}

/* ============================================
   Features
   ============================================ */

.features {
    padding: 100px 0;
    border-top: 1px solid var(--border-subtle);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    margin-top: 48px;
    background: var(--border-subtle);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.feature-card {
    padding: 36px 28px;
    background: var(--bg-primary);
    transition: background 0.3s;
}

.feature-card:hover {
    background: var(--bg-secondary);
}

.feature-icon {
    margin-bottom: 16px;
    color: var(--accent);
    opacity: 0.8;
}

.feature-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.feature-card p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================
   Dual Use (RAG + Memory)
   ============================================ */

.dual-use {
    padding: 100px 0;
    border-top: 1px solid var(--border-subtle);
}

.dual-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 40px;
}

.dual-card {
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color 0.3s;
}

.dual-card:hover {
    border-color: rgba(255, 255, 255, 0.12);
}

.dual-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    border-bottom: 1px solid var(--border-subtle);
    background: rgba(255, 255, 255, 0.02);
}

.dual-label {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 3px 10px;
    border-radius: 4px;
}

.dual-label.rag {
    background: rgba(110, 231, 183, 0.1);
    color: var(--accent);
}

.dual-label.training {
    background: rgba(129, 140, 248, 0.1);
    color: var(--accent-secondary);
}

.dual-lang {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* ============================================
   Code Blocks
   ============================================ */

.code-block {
    background: var(--bg-terminal);
    padding: 20px;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    line-height: 1.8;
    overflow-x: auto;
    margin: 0;
    color: var(--text-secondary);
}

.code-sm {
    font-size: 0.82rem;
}

.kw {
    color: var(--accent-secondary);
}

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

.num {
    color: #f59e0b;
}

.cmt {
    color: var(--text-muted);
}

/* ============================================
   Integrations
   ============================================ */

.integrations {
    padding: 100px 0;
    border-top: 1px solid var(--border-subtle);
}

.integrations-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-top: 40px;
}

.integration-card {
    display: block;
    padding: 28px 20px;
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    transition: all 0.3s;
}

.integration-card:hover {
    border-color: rgba(110, 231, 183, 0.2);
    background: var(--bg-card-hover);
    transform: translateY(-2px);
}

.integration-icon {
    color: var(--accent);
    margin-bottom: 14px;
    opacity: 0.7;
}

.integration-card h3 {
    font-size: 0.95rem;
    margin-bottom: 6px;
    font-weight: 600;
    color: var(--text-primary);
}

.integration-card p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 12px;
}

.integration-link {
    font-size: 0.78rem;
    color: var(--accent);
    font-weight: 500;
    opacity: 0;
    transition: opacity 0.3s;
}

.integration-card:hover .integration-link {
    opacity: 1;
}

.framework-strip {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border-subtle);
}

.framework-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
    white-space: nowrap;
}

.framework-logos {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.framework-badge {
    font-size: 0.75rem;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.03);
    padding: 4px 12px;
    border-radius: 20px;
    border: 1px solid var(--border-subtle);
    font-weight: 500;
}

/* ============================================
   Quick Start
   ============================================ */

.quickstart {
    padding: 100px 0;
    border-top: 1px solid var(--border-subtle);
}

.steps {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-top: 40px;
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.step {
    display: flex;
    align-items: stretch;
    border-bottom: 1px solid var(--border-subtle);
}

.step:last-child {
    border-bottom: none;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    min-height: 80px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent);
    background: rgba(255, 255, 255, 0.02);
    border-right: 1px solid var(--border-subtle);
    flex-shrink: 0;
}

.step-content {
    flex: 1;
    padding: 20px 24px;
}

.step-content h3 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.step-content .code-block {
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    background: var(--bg-terminal);
    border: 1px solid var(--border-subtle);
}

/* ============================================
   Local-First / System Requirements
   ============================================ */

.sysreq {
    padding: 80px 0;
    border-top: 1px solid var(--border-subtle);
}

/* ============================================
   OMNI Platform Funnel
   ============================================ */

.omni-funnel {
    padding: 80px 0;
    border-top: 1px solid var(--border-subtle);
}

.omni-card {
    margin-top: 40px;
    border: 1px solid var(--border-card);
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(99, 228, 190, 0.04), rgba(102, 126, 234, 0.04));
    overflow: hidden;
    position: relative;
}

.omni-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-gradient);
}

.omni-card-content {
    padding: 48px;
}

.omni-card-content h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.omni-features {
    list-style: none;
    padding: 0;
    margin: 0 0 32px 0;
}

.omni-features li {
    padding: 8px 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
    position: relative;
    padding-left: 24px;
}

.omni-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-weight: 600;
}

.sysreq-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

/* ============================================
   CTA
   ============================================ */

.cta {
    padding: 100px 0;
    text-align: center;
    border-top: 1px solid var(--border-subtle);
    position: relative;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 300px;
    background: radial-gradient(ellipse at center,
            rgba(110, 231, 183, 0.04) 0%,
            transparent 70%);
    pointer-events: none;
}

.cta-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 10px;
}

.cta-subtitle {
    color: var(--text-secondary);
    margin-bottom: 28px;
    font-size: 0.95rem;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
}

/* ============================================
   Footer
   ============================================ */

.footer {
    padding: 48px 0 24px;
    border-top: 1px solid var(--border-subtle);
    background: var(--bg-secondary);
}

.footer-inner {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 48px;
    margin-bottom: 32px;
}

.footer-logo {
    font-size: 1.1rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.82rem;
    line-height: 1.5;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.footer-col h4 {
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.footer-col a {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    padding: 3px 0;
    transition: color 0.2s;
}

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

.footer-bottom {
    border-top: 1px solid var(--border-subtle);
    padding-top: 16px;
}

.footer-bottom p {
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* ============================================
   Scroll Reveal Animations
   ============================================ */

.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1),
        transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered reveals for grid items */
.features-grid .feature-card.reveal:nth-child(1) {
    transition-delay: 0s;
}

.features-grid .feature-card.reveal:nth-child(2) {
    transition-delay: 0.08s;
}

.features-grid .feature-card.reveal:nth-child(3) {
    transition-delay: 0.16s;
}

.features-grid .feature-card.reveal:nth-child(4) {
    transition-delay: 0.24s;
}

.features-grid .feature-card.reveal:nth-child(5) {
    transition-delay: 0.32s;
}

.features-grid .feature-card.reveal:nth-child(6) {
    transition-delay: 0.4s;
}

.integrations-grid .integration-card.reveal:nth-child(1) {
    transition-delay: 0s;
}

.integrations-grid .integration-card.reveal:nth-child(2) {
    transition-delay: 0.08s;
}

.integrations-grid .integration-card.reveal:nth-child(3) {
    transition-delay: 0.16s;
}

.integrations-grid .integration-card.reveal:nth-child(4) {
    transition-delay: 0.24s;
}

.steps .step.reveal:nth-child(1) {
    transition-delay: 0s;
}

.steps .step.reveal:nth-child(2) {
    transition-delay: 0.12s;
}

.steps .step.reveal:nth-child(3) {
    transition-delay: 0.24s;
}

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 60px;
        left: 0;
        right: 0;
        background: rgba(10, 10, 15, 0.98);
        flex-direction: column;
        padding: 16px 24px;
        gap: 12px;
        border-bottom: 1px solid var(--border-subtle);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-mobile-toggle {
        display: block;
    }

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

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

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

    .footer-inner {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-links {
        grid-template-columns: repeat(3, 1fr);
    }

    .hero {
        padding: 120px 0 60px;
    }

    .framework-strip {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .integrations-grid {
        grid-template-columns: 1fr;
    }

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

    .step {
        flex-direction: column;
    }

    .step-number {
        width: 100%;
        min-height: auto;
        padding: 10px;
        border-right: none;
        border-bottom: 1px solid var(--border-subtle);
    }
}