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

:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --accent: #58a6ff;
    --green: #3fb950;
    --red: #f85149;
    --yellow: #d29922;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

h2 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    text-align: center;
}

/* Hero Section */
.hero {
    padding: 80px 0 60px;
    text-align: center;
}

.hero h1 {
    font-size: 2.8rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.hero .emoji {
    margin-right: 0.3rem;
}

.tagline {
    font-size: 1.4rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}

/* Terminal */
.terminal {
    background-color: var(--bg-secondary);
    border-radius: 8px;
    overflow: hidden;
    text-align: left;
    margin: 0 auto 2rem;
    max-width: 500px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.terminal-header {
    background-color: var(--bg-tertiary);
    padding: 12px 16px;
    display: flex;
    gap: 8px;
}

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

.terminal-dot.red { background-color: var(--red); }
.terminal-dot.yellow { background-color: var(--yellow); }
.terminal-dot.green { background-color: var(--green); }

.terminal-body {
    padding: 20px;
    font-family: 'SF Mono', 'Fira Code', 'Monaco', 'Consolas', monospace;
    font-size: 0.95rem;
}

.terminal-line {
    margin-bottom: 8px;
}

.terminal-line:last-child {
    margin-bottom: 0;
}

.prompt {
    color: var(--green);
    margin-right: 8px;
    user-select: none;
}

.success {
    margin-right: 8px;
}

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

/* Hero Buttons */
.hero-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 12px 24px;
    border-radius: 6px;
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.2s ease;
}

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

.btn-primary:hover {
    background-color: #79b8ff;
    text-decoration: none;
}

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

.btn-secondary:hover {
    border-color: var(--text-secondary);
    text-decoration: none;
}

/* Features Section */
.features {
    padding: 60px 0;
}

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

.feature-card {
    background-color: var(--bg-secondary);
    border-radius: 8px;
    padding: 24px;
    border: 1px solid var(--bg-tertiary);
    transition: border-color 0.2s ease;
}

.feature-card:hover {
    border-color: var(--text-secondary);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 12px;
}

.feature-card h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

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

/* Folder Structure Section */
.folder-structure {
    padding: 60px 0;
}

.folder-structure .terminal {
    max-width: 450px;
}

.tree {
    font-size: 0.9rem;
}

.tree-line {
    margin-bottom: 4px;
    white-space: nowrap;
}

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

.comment {
    color: var(--text-secondary);
    margin-left: 16px;
}

/* Usage Section */
.usage {
    padding: 60px 0;
}

.code-block {
    background-color: var(--bg-secondary);
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 20px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.code-header {
    background-color: var(--bg-tertiary);
    padding: 10px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.copy-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    padding: 4px 8px;
    border-radius: 4px;
    transition: background-color 0.2s ease;
}

.copy-btn:hover {
    background-color: var(--bg-secondary);
}

.code-body {
    padding: 16px 20px;
    font-family: 'SF Mono', 'Fira Code', 'Monaco', 'Consolas', monospace;
    font-size: 0.9rem;
}

.code-line {
    margin-bottom: 6px;
}

.code-line:last-child {
    margin-bottom: 0;
}

.code-body .comment {
    margin-left: 8px;
}

/* Footer */
.footer {
    padding: 40px 0;
    text-align: center;
}

.footer-line {
    height: 1px;
    background-color: var(--bg-tertiary);
    margin-bottom: 24px;
}

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

.footer a {
    color: var(--text-secondary);
}

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

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .tagline {
        font-size: 1.1rem;
    }

    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    h2 {
        font-size: 1.5rem;
    }
}

@media (max-width: 500px) {
    .hero {
        padding: 60px 0 40px;
    }

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

    .terminal {
        border-radius: 0;
        margin-left: -20px;
        margin-right: -20px;
        max-width: none;
    }

    .code-block {
        border-radius: 0;
        margin-left: -20px;
        margin-right: -20px;
        max-width: none;
    }

    .folder-structure .terminal {
        max-width: none;
    }

    .tree-line {
        font-size: 0.8rem;
    }

    .comment {
        display: none;
    }
}