:root {
    --primary: #2a2f3b;
    --secondary: #1a1e26;
    --accent: #00ff9d;
    --text: #e0e0e0;
    --dark-text: #8a8a8a;
    --terminal-bg: #0c0e12;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero {
    padding: 80px 0;
    text-align: center;
    background: linear-gradient(to bottom, var(--secondary), var(--primary));
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    background: linear-gradient(90deg, var(--accent), #00ccff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 40px;
    color: var(--dark-text);
}

.demo-container {
    display: flex;
    flex-direction: column; 
    background-color: var(--terminal-bg);
    border-radius: 12px;
    max-width: 900px;
    margin: 40px auto 0;
    box-shadow: 0 20px 60px rgba(0, 217, 255, 0.2);
    border: 1px solid rgba(0, 217, 255, 0.3);
    overflow: hidden;
}

.demo-content {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: 'Courier New', monospace;
    color: var(--accent);
    line-height: 1.8;
}

.demo-content video {
    width: 100%;
    height: auto;
    max-height: 500px; 
    border-radius: 4px;
}

.terminal-bar {
    background-color: #1a1a1a;
    padding: 10px;
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
    display: flex;
    align-items: center;
}

.terminal-button {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-right: 6px;
}

.terminal-button.close {
    background-color: #ff5f56;
}

.terminal-button.minimize {
    background-color: #ffbd2e;
}

.terminal-button.maximize {
    background-color: #27c93f;
}

.terminal-title {
    color: var(--dark-text);
    font-size: 0.9rem;
    flex: 1;
    text-align: center;
}

.prompt {
    color: #00ccff;
}

.output {
    color: var(--text);
    margin-left: 20px;
    margin-bottom: 10px;
}

.features {
    padding: 80px 0;
    background-color: var(--secondary);
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2.2rem;
    color: var(--accent);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: rgba(255, 255, 255, 0.03);
    padding: 25px;
    border-radius: 8px;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-color: rgba(0, 255, 157, 0.2);
}

.feature-card h3 {
    margin-bottom: 15px;
    font-size: 1.3rem;
}

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

.install {
    padding: 80px 0;
    text-align: center;
}

.code-block {
    background-color: var(--terminal-bg);
    padding: 20px;
    border-radius: 8px;
    max-width: 700px;
    margin: 30px auto;
    text-align: left;
    overflow-x: auto;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.code-block code {
    color: var(--accent);
    font-family: 'Courier New', monospace;
    font-size: 1.1rem;
    display: block;
}

.use-cases {
    padding: 80px 0;
    background-color: var(--secondary);
}

.use-case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.use-case {
    background-color: rgba(0, 255, 157, 0.05);
    padding: 20px;
    border-radius: 6px;
    border-left: 3px solid var(--accent);
}

.use-case h3 {
    color: var(--accent);
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.use-case p {
    color: var(--dark-text);
    font-size: 0.95rem;
}

.note {
    background-color: rgba(255, 193, 7, 0.1);
    border-left: 4px solid #ffc107;
    padding: 15px;
    margin: 30px auto;
    max-width: 700px;
    text-align: left;
    border-radius: 4px;
}

.btn {
    display: inline-block;
    padding: 10px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    font-size: 1.1rem;
}

.btn-primary {
    background: linear-gradient(135deg, #00ff9d, #00cca3);
    color: #1a1a1a; 
    font-weight: bold;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 255, 157, 0.5); 
    background: linear-gradient(135deg, #00ffb3, #00e0a0); 
}

footer {
    background-color: var(--secondary);
    padding: 30px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--dark-text);
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }

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