:root {
    --primary: #8e44ad;
    --primary-dark: #6c3483;
    --secondary: #3498db;
    --accent: #e74c3c;
    --text: #2c3e50;
    --text-light: #7f8c8d;
    --bg: #ffffff;
    --code-bg: #f8f9fa;
    --border: #e0e0e0;
    --success: #27ae60;
}

body {
    font-family: 'SF Pro Display', -apple-system, BlinkMacSystemFont, 
                 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 
                 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
    margin: 0;
    padding: 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

a {
    color: var(--secondary);
}

a:hover {
    text-decoration: underline;
}

header {
    padding: 4rem 0 3rem;
    border-bottom: 1px solid var(--border);
}

.logo {
    height: 32px;
    margin-right: 10px;
    border-radius: 4px
}
    
.badges {
    margin: 1.5rem 0;
}

.badge {
    display: inline-block;
    background: var(--code-bg);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    margin-right: 0.8rem;
    font-size: 0.9rem;
    font-family: 'SF Mono', Menlo, monospace;
}

.badge i {
    margin-right: 0.4rem;
}

h1 {
    font-size: 2.8rem;
    font-weight: 700;
    margin: 0.5rem 0;
    color: var(--primary);
}

h2 {
    font-size: 2rem;
    font-weight: 600;
    margin: 3rem 0 1.5rem;
    color: var(--primary-dark);
}

h3 {
    font-size: 1.5rem;
    font-weight: 500;
    margin: 2rem 0 1rem;
    color: var(--text);
}

.btn {
    display: inline-block;
    background: var(--primary);
    color: white;
    padding: 0.8rem 1.8rem;
    border-radius: 4px;
    font-weight: 500;
    margin: 0.5rem 0.5rem 0.5rem 0;
    transition: all 0.2s ease;
    text-decoration: none;
    border: none;
}

.btn:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(142, 68, 173, 0.3);
}

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

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

.architecture {
    background: var(--code-bg);
    border-radius: 8px;
    padding: 2rem;
    margin: 3rem 0;
    position: relative;
}

.architecture-diagram {
    width: 97%;
    height: auto;
    margin: 2rem 0;
    background: white;
    padding: 1rem;
    border-radius: 4px;
    border: 1px solid var(--border);
}

.tech-specs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.spec-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.spec-card h4 {
    margin-top: 0;
    color: var(--primary);
    font-size: 1.2rem;
}
.osi-badge {
    background: #27ae60;
    color: white;
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 4px;
}

pre {
    background: var(--code-bg);
    padding: 1.5rem;
    border-radius: 0 8px 8px 0;
    overflow-x: auto;
    border-left: 3px solid var(--primary);
    font-family: 'SF Mono', Menlo, monospace;
    font-size: 0.9rem;
}

code {
    font-family: 'SF Mono', Menlo, monospace;
    background: var(--code-bg);
    padding: 0.2rem 0.4rem;
    border-radius: 3px;
    font-size: 0.9rem;
    color: var(--accent);
}

.comparison {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
}

.comparison th {
    background: var(--primary);
    color: white;
    padding: 1rem;
    text-align: left;
}

.comparison td {
    padding: 1rem;
    border-bottom: 1px solid var(--border);
}

.comparison tr:nth-child(even) {
    background: var(--code-bg);
}

.form-container {
    background: white;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 2rem;
    margin: 3rem 0;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 98%;
    padding: 0.8rem;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-family: inherit;
}

.form-group textarea {
    min-height: 120px;
}

.form-submit {
    background: var(--primary);
    color: white;
    border: none;
    padding: 0.8rem 1.8rem;
    border-radius: 4px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s ease;
}

.form-submit:hover {
    background: var(--primary-dark);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.feature-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    border-top: 3px solid var(--primary);
}

.feature-card h4 {
    margin-top: 0;
    color: var(--primary);
}
.spec-card, 
.feature-card, 
.flow-diagram {
    background: var(--bg);
    border: 1px solid var(--border);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

/* White background for forms */
.form-container {
    background: var(--bg);
}

/* Roadmap Timeline */
.roadmap {
    margin: 4rem 0;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 3rem auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--primary);
}

.timeline-item {
    position: relative;
    padding-left: 80px;
    margin-bottom: 2.5rem;
}

.timeline-date {
    position: absolute;
    left: 0;
    top: 0;
    width: 80px;
    padding: 0.3rem 0.5rem;
    background: var(--primary);
    color: white;
    border-radius: 4px;
    font-weight: 500;
    text-align: center;
}

.timeline-content {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.timeline-content h4 {
    margin-top: 0;
    color: var(--primary);
}

@media (max-width: 768px) {
    .timeline::before {
        left: 30px;
    }
    .timeline-item {
        padding-left: 60px;
    }
    .timeline-date {
        width: 60px;
    }
}
footer {
    background: var(--code-bg);
    padding: 3rem 0;
    margin-top: 3rem;
    border-top: 1px solid var(--border);
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
}

.footer-links a {
    color: var(--text);
    text-decoration: none;
}

.footer-links a:hover {
    text-decoration: underline;
}
.theme-btn {
    background: var(--primary-dark);
    color: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: grid;
    place-items: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.theme-btn:hover {
    transform: scale(1.1);
    background: var(--primary);
}

/* Light theme icon color */
[data-theme="light"] .theme-btn {
    background: var(--primary);
    color: var(--bg);
}
.waitlist-form {
    max-width: 300px;
    margin: 0 auto;
}

.waitlist-form .form-group {
    margin-bottom: 0.5rem;
}

.waitlist-form input {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-family: inherit;
}

/*Get Involved Section */
.feature-card {
display: flex;
flex-direction: column;
min-height: 300px; /* Set minimum height */
}

.card-footer {
margin-top: auto; /* Pushes footer to bottom */
padding: 1rem 0 0;
}

.btn {
min-width: 140px; /* Consistent button width */
padding: 0.8rem 1rem; /* Slightly reduced padding */
text-align: center;
}

.waitlist-form {
display: flex;
flex-direction: column;
gap: 0.5rem;
}

.waitlist-form input {
padding: 0.8rem;
border: 1px solid var(--border);
border-radius: 4px;
max-width: 90%;
}

/* Make badges smaller */
.badge {
font-size: 0.8rem;
padding: 0.4rem 0.8rem;
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
    
    h1 {
        font-size: 2.2rem;
    }
    
    .tech-specs, .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}