:root {
    --bg-main: #000000;
    --bg-secondary: rgba(15, 15, 15, 0.4);
    --bg-tertiary: rgba(25, 25, 25, 0.6);
    --text-primary: #ffffff;
    --text-secondary: #a3a3a3;
    
    --glow-color-1: rgba(148, 163, 184, 0.08);
    --glow-color-2: rgba(255, 255, 255, 0.05);
    
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-border-hover: rgba(255, 255, 255, 0.15);
    
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 500;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

.content-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}

.section-spacing {
    padding: 100px 0;
}

.bg-subtle {
    position: relative;
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}

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

.relative-z {
    position: relative;
    z-index: 10;
}

@keyframes glowPulse {
    0% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.05); }
    100% { opacity: 0.5; transform: scale(1); }
}

.ambient-glow {
    position: fixed;
    width: 700px;
    height: 700px;
    border-radius: 50%;
    filter: blur(80px);
    z-index: 0;
    pointer-events: none;
    animation: glowPulse 8s alternate infinite;
}

.glow-1 {
    top: -200px;
    left: -200px;
    background: radial-gradient(circle, var(--glow-color-1) 0%, rgba(0,0,0,0) 70%);
}

.glow-2 {
    bottom: -100px;
    right: -200px;
    background: radial-gradient(circle, var(--glow-color-2) 0%, rgba(0,0,0,0) 70%);
}

.noise-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.02;
    background-image: url('data:image/svg+xml,%3Csvg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter id="noiseFilter"%3E%3CfeTurbulence type="fractalNoise" baseFrequency="0.75" numOctaves="3" stitchTiles="stitch"/%3E%3C/filter%3E%3Crect width="100%25" height="100%25" filter="url(%23noiseFilter)"/%3E%3C/svg%3E');
}

.flex-centered {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.inline-alert {
    display: inline-flex;
    text-align: left;
    max-width: 500px;
}

.text-left { text-align: left; }
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.max-w-lg { max-width: 800px; }
.w-full { width: 100%; }

.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mt-5 { margin-top: 20px; }
.mt-6 { margin-top: 24px; }
.mt-xl { margin-top: 56px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.mb-5 { margin-bottom: 20px; }
.mb-6 { margin-bottom: 24px; }
.mb-xl { margin-bottom: 48px; }
.p-6 { padding: 24px; }
.p-8 { padding: 32px; }

.fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in {
    opacity: 0;
    transition: opacity 0.8s ease;
}

.fade-in-up.visible, .fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

.primary-btn, .secondary-btn, .github-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    font-family: 'Outfit', sans-serif;
}

.primary-btn {
    background: var(--text-primary);
    color: var(--bg-main);
    border: 1px solid var(--text-primary);
    transition: var(--transition-normal);
}

.primary-btn:hover {
    background: transparent;
    color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
}

.secondary-btn {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    transition: var(--transition-normal);
}

.secondary-btn:hover, .github-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.05);
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 18px 0;
    transition: var(--transition-normal);
}

.navbar.scrolled {
    padding: 12px 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
}

.nav-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.centered-nav {
    justify-content: center;
    gap: 40px;
}

@media (min-width: 768px) {
    .centered-nav {
        justify-content: space-between;
    }
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.app-icon {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    object-fit: cover;
}

.logo-text {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 1.2rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 24px;
}

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

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

.github-btn {
    padding: 8px 16px;
    font-size: 0.85rem;
    color: var(--text-primary);
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--glass-border);
}
.github-btn:hover {
    background: rgba(255,255,255,0.1);
}

.github-star-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: rgba(255, 255, 255, 0.1);
    padding: 2px 6px;
    border-radius: 12px;
    font-size: 0.75rem;
    margin-left: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.github-star-badge.visible {
    opacity: 1;
}

.star-icon {
    width: 12px;
    height: 12px;
    fill: currentColor;
}

.mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 8px;
    z-index: 101;
}

.hero {
    padding-top: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-text-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 800px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.pulse-dot {
    width: 6px;
    height: 6px;
    background-color: var(--text-primary);
    border-radius: 50%;
}

.hero-title {
    font-size: 4rem;
    letter-spacing: -1.5px;
    margin-bottom: 20px;
    font-weight: 600;
}

.hero-subtitle {
    font-size: 1.2rem;
    line-height: 1.6;
    color: var(--text-secondary);
    max-width: 580px;
    margin-bottom: 40px;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-visual {
    width: 100%;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

.hero-visual .glass-container {
    animation: float 6s ease-in-out infinite;
}

.glass-container {
    background: var(--bg-secondary);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 6px;
}

.app-video {
    width: 100%;
    border-radius: var(--radius-md);
    background: #000;
    display: block;
    border: 1px solid var(--glass-border);
}

.glass-panel {
    background: var(--bg-secondary);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-title {
    font-size: 2.5rem;
    letter-spacing: -1px;
    margin-bottom: 14px;
    font-weight: 500;
}

.centered-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.feature-list-item {
    display: flex;
    align-items: flex-start;
    gap: 24px;
    padding: 24px 32px;
    transition: var(--transition-normal);
}

.feature-list-item:hover {
    background: var(--bg-tertiary);
    border-color: var(--glass-border-hover);
    transform: translateY(-2px);
}

.feature-highlight {
    background: rgba(255, 255, 255, 0.04);
}

.icon-wrapper {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    flex-shrink: 0;
}

.feature-text {
    flex-grow: 1;
}

.feature-text h3 {
    font-size: 1.25rem;
    margin-bottom: 8px;
    font-weight: 500;
}

.feature-text p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

.glass-icon {
    background: var(--text-primary);
    color: var(--bg-main);
}

.text-secondary {
    color: var(--text-secondary);
}
.leading-relaxed { line-height: 1.6; }

.setup-blocks {
    display: flex;
    flex-direction: column;
}

.block-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.3rem;
}

.inline-icon {
    width: 20px;
    height: 20px;
}

.warning-border {
    border: 1px solid rgba(236, 72, 153, 0.3);
}

.text-accent {
    color: #e2e8f0;
}

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

.info-alert {
    display: flex;
    gap: 16px;
    padding: 16px 24px;
    border-left: 2px solid var(--text-primary);
}

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

.alert-content h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

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


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

.step-list li {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
}

.step-num {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    border-radius: 50%;
    background: var(--text-primary);
    color: var(--bg-main);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.8rem;
    margin-top: 2px;
}

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

.step-text {
    font-size: 1rem;
    color: var(--text-secondary);
    padding-top: 1px;
}

.step-text strong {
    color: var(--text-primary);
    font-weight: 500;
}

.step-text a {
    color: var(--text-primary);
    text-decoration: underline;
    text-decoration-color: #555;
    text-underline-offset: 4px;
}

.step-text a:hover {
    text-decoration-color: var(--text-primary);
}

.step-text code {
    background: rgba(0,0,0,0.4);
    border: 1px solid var(--glass-border);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Inter', monospace;
    font-size: 0.9em;
    color: var(--text-primary);
}

.code-block-container {
    background: rgba(0,0,0,0.5);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.code-block {
    padding: 14px 16px;
    overflow-x: auto;
    flex-grow: 1;
    min-width: 0;
}

.code-block code {
    font-family: monospace;
    color: var(--text-primary);
    white-space: nowrap;
    font-size: 0.9rem;
}

.copy-btn {
    background: transparent;
    border: none;
    border-left: 1px solid var(--glass-border);
    color: var(--text-secondary);
    cursor: pointer;
    padding: 16px;
    transition: var(--transition-fast);
}

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

.text-sm {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.text-success { color: var(--text-primary); display: flex; align-items: center; gap: 6px;}

.cta-box {
    padding: 70px 40px;
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    top: -50px; left: -50px; right: -50px; bottom: -50px;
    background: radial-gradient(circle, rgba(255,255,255,0.03) 0%, rgba(0,0,0,0) 70%);
    z-index: 0;
}

.cta-title {
    font-size: 3rem;
    letter-spacing: -1px;
    margin-bottom: 16px;
    position: relative; z-index: 1;
}

.cta-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    position: relative; z-index: 1;
}

.cta-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    position: relative; z-index: 1;
}

.justify-center { justify-content: center; }

.site-footer {
    border-top: 1px solid var(--glass-border);
    padding: 40px 0;
    position: relative;
    z-index: 10;
}

.centered-footer {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Outfit', sans-serif;
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: 16px;
}

.footer-icon {
    width: 24px;
    height: 24px;
    border-radius: 6px;
}

.footer-tagline {
    color: var(--text-secondary);
    max-width: 400px;
    font-size: 0.95rem;
}

.copyright {
    color: #666;
    font-size: 0.85rem;
}

.flex-row {
    display: flex;
    flex-direction: row;
    gap: 24px;
}

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

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

@media (max-width: 768px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .feature-list-item {
        flex-direction: column;
        gap: 16px;
        padding: 24px;
    }
    
    .nav-links {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(10, 10, 10, 0.95);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        padding: 30px 24px;
        gap: 24px;
        border-bottom: 1px solid var(--glass-border);
        box-shadow: 0 10px 30px rgba(0,0,0,0.5);
        
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: all var(--transition-normal);
        text-align: center;
    }
    
    .nav-links.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    
    .nav-link {
        font-size: 1.1rem;
        width: 100%;
    }
    
    .github-btn {
        width: max-content;
        margin: 8px auto 0 auto;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .centered-nav {
        justify-content: space-between;
    }
    
    .code-block {
        padding: 12px;
    }
    
    .code-block code {
        font-size: 0.8rem;
    }
    
    .copy-btn {
        padding: 12px;
    }

    .setup-blocks .setup-block:last-child {
        display: none;
    }
}

.spin {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}