.dark-theme {
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --border-color: #2a2a2a;
    --accent: #00ff41;
}

.dark-theme body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

main {
    padding: 0 var(--spacing-md);
}

.dark-theme header {
    background: transparent;
    border-bottom: none;
}

.dark-theme nav {
    background: rgba(26, 26, 26, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 999px;
    padding: 12px 24px;
    margin: 20px 20px 20px auto;
    width: fit-content;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.dark-theme .nav-links {
    gap: 24px;
}

.dark-theme .nav-links a {
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
    transition: color 0.2s ease;
}

.dark-theme .nav-links a:hover {
    color: rgba(255, 255, 255, 1);
}

.dark-theme footer {
    border-top-color: var(--border-color);
}

/* Dark theme button overrides */
.dark-theme .btn-primary {
    background: var(--text-primary);
    color: var(--bg-primary);
}

.dark-theme .btn-secondary {
    color: var(--text-primary);
    border-color: var(--border-color);
}

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

.hero {
    text-align: center;
    padding-top: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
}

.app-logo {
    width: 120px;
    height: 120px;
    margin-bottom: var(--spacing-md);
    border-radius: 27px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.feature-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    padding: var(--spacing-xl) 0;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-section.reverse {
    direction: rtl;
}

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

.feature-content h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.feature-content p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: var(--spacing-md) 0;
}

.feature-list li {
    padding: var(--spacing-sm) 0;
    font-size: 1.05rem;
    color: var(--text-secondary);
}

.plugin-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
}

.plugin-item {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: 8px;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.terminal-window {
    background: #1e1e1e;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.terminal-header {
    background: #2d2d2d;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.terminal-buttons {
    display: flex;
    gap: 8px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

.terminal-title {
    flex: 1;
    text-align: center;
    font-size: 0.875rem;
    color: #808080;
    margin-right: 60px;
}

.terminal-content {
    padding: var(--spacing-md);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.875rem;
    line-height: 1.6;
    text-align: left;
}

.terminal-content pre {
    margin: 0;
}

.terminal-content code {
    color: #e0e0e0;
}

.comment {
    color: #6a9955;
}

.keyword {
    color: #569cd6;
    font-weight: 600;
}

.string {
    color: #ce9178;
}

.hero h1 {
    font-size: clamp(3rem, 6vw, 5rem);
    margin-bottom: var(--spacing-sm);
}

.hero .subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.primary-btn, .secondary-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.2s ease;
}

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

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 255, 65, 0.3);
}

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

.secondary-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.download-btn {
    background: var(--accent);
    color: var(--bg-primary) !important;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-weight: 500;
}

.features {
    background: var(--bg-secondary);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.feature h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

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

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

.example-card {
    background: #1e1e1e;
    padding: 0;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.example-card h4 {
    margin: 0;
    padding: var(--spacing-sm) var(--spacing-md);
    background: #2d2d2d;
    color: var(--accent);
    font-size: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.example-card pre {
    margin: 0;
    padding: var(--spacing-md);
    overflow-x: auto;
    background: #1e1e1e;
}

.example-card code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.813rem;
    line-height: 1.5;
    color: #d4d4d4;
    display: block;
}

.download {
    background: var(--bg-secondary);
}

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

.download-card {
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: 8px;
    text-align: center;
    border: 1px solid var(--border-color);
}

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

.download-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.download-link {
    display: inline-block;
    background: var(--accent);
    color: var(--bg-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.download-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 255, 65, 0.3);
}

.download-card pre {
    background: #0a0a0a;
    padding: var(--spacing-sm);
    border-radius: 4px;
    margin: 0;
}

.download-card code {
    font-family: 'JetBrains Mono', monospace;
    color: var(--accent);
}

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

/* Code showcase with tabs */
.code-showcase {
    background: #1e1e1e;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    min-height: 400px;
}

.code-tabs {
    display: flex;
    background: #2d2d2d;
    border-bottom: 1px solid var(--border-color);
}

.code-tab {
    padding: var(--spacing-sm) var(--spacing-md);
    background: none;
    border: none;
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

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

.code-tab.active {
    color: var(--accent);
}

.code-tab.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent);
}

.code-content {
    position: relative;
    background: #1e1e1e;
    min-height: 350px;
}

.code-block {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: 0;
    padding: var(--spacing-md);
    overflow-x: auto;
}

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

.code-block code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.875rem;
    line-height: 1.6;
    display: block;
}

/* Feature image */
.feature-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Demo placeholder */
.demo-placeholder {
    background: #2d2d2d;
    border-radius: 8px;
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    min-height: 300px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.demo-placeholder p {
    margin: 0;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.placeholder-note {
    margin-top: var(--spacing-sm) !important;
    font-size: 0.875rem !important;
    color: var(--text-secondary) !important;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .dark-theme nav {
        margin: 10px;
        padding: 10px 20px;
        width: calc(100% - 20px);
        max-width: fit-content;
        margin-left: auto;
    }
    
    .dark-theme .nav-links {
        gap: 16px;
        font-size: 14px;
    }
    
    .feature-section {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    .feature-section.reverse {
        direction: ltr;
    }
    
    .feature-content h2 {
        font-size: 2rem;
    }
    
    .plugin-grid {
        grid-template-columns: 1fr;
    }
    
    .code-tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .terminal-window {
        margin: 0 var(--spacing-sm);
    }
}