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

:root {
    --primary: #000000;
    --secondary: #ffffff;
    --accent: #ff0000;
    --gray: #666666;
    --light-gray: #f5f5f5;
    --border: #e0e0e0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--primary);
    background: var(--secondary);
}

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

/* Header */
header {
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: var(--secondary);
    z-index: 100;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
}

nav a {
    margin-left: 30px;
    text-decoration: none;
    color: var(--gray);
    font-weight: 500;
    transition: color 0.3s;
}

nav a:hover {
    color: var(--primary);
}

/* Hero Section */
.hero {
    padding: 100px 0;
    text-align: center;
    background: var(--primary);
    color: var(--secondary);
}

.hero h1 {
    font-size: 56px;
    font-weight: 900;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.hero h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 30px;
    color: var(--accent);
}

.subtitle {
    font-size: 20px;
    color: #cccccc;
    max-width: 700px;
    margin: 0 auto;
}

/* Manifest Section */
.manifest {
    padding: 100px 0;
    background: var(--light-gray);
}

.manifest h2 {
    font-size: 48px;
    font-weight: 900;
    text-align: center;
    margin-bottom: 60px;
}

.manifest-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.manifest-item {
    padding: 30px;
    background: var(--secondary);
    border: 2px solid var(--primary);
}

.manifest-item .number {
    display: block;
    font-size: 14px;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 10px;
}

.manifest-item h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 15px;
}

.manifest-item p {
    color: var(--gray);
    line-height: 1.8;
}

/* Members Section */
.members {
    padding: 100px 0;
}

.members h2 {
    font-size: 48px;
    font-weight: 900;
    text-align: center;
    margin-bottom: 20px;
}

.members-intro {
    text-align: center;
    font-size: 18px;
    color: var(--gray);
    margin-bottom: 60px;
}

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

.member-card {
    padding: 40px;
    border: 2px solid var(--border);
    background: var(--secondary);
    transition: all 0.3s;
}

.member-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.member-card.founding {
    border-color: var(--accent);
    border-width: 3px;
}

.member-card.placeholder {
    background: var(--light-gray);
    border-style: dashed;
    text-align: center;
}

.member-number {
    font-size: 14px;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 20px;
}

.member-logo {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.member-logo img {
    max-width: 100%;
    max-height: 100%;
}

.placeholder-logo {
    border: 2px dashed var(--border);
    font-size: 48px;
    color: var(--gray);
}

.member-card h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 10px;
}

.member-tagline {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 15px;
}

.member-description {
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 20px;
}

.member-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.badge {
    display: inline-block;
    padding: 5px 12px;
    background: var(--primary);
    color: var(--secondary);
    font-size: 12px;
    font-weight: 600;
    border-radius: 3px;
}

.member-link {
    display: inline-block;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

.member-link:hover {
    color: var(--accent);
}

/* Apply Section */
.apply {
    padding: 100px 0;
    background: var(--primary);
    color: var(--secondary);
}

.apply h2 {
    font-size: 48px;
    font-weight: 900;
    text-align: center;
    margin-bottom: 20px;
}

.apply-intro {
    text-align: center;
    font-size: 18px;
    color: #cccccc;
    margin-bottom: 60px;
}

.apply-form {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.form-note {
    background: rgba(255,255,255,0.1);
    padding: 20px;
    margin-bottom: 30px;
    border-left: 4px solid var(--accent);
}

.apply-button {
    display: inline-block;
    padding: 20px 40px;
    background: var(--accent);
    color: var(--secondary);
    text-decoration: none;
    font-weight: 700;
    font-size: 18px;
    transition: all 0.3s;
    border: 2px solid var(--accent);
}

.apply-button:hover {
    background: var(--secondary);
    color: var(--accent);
}

/* Footer */
footer {
    padding: 60px 0 30px;
    background: var(--light-gray);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--border);
}

.footer-logo {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 10px;
}

.footer-tagline {
    color: var(--gray);
}

.footer-nav {
    display: flex;
    gap: 30px;
}

.footer-nav a {
    text-decoration: none;
    color: var(--gray);
    font-weight: 500;
    transition: color 0.3s;
}

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

.footer-bottom {
    text-align: center;
}

.footer-bottom p {
    color: var(--gray);
    font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 36px;
    }
    
    .hero h2 {
        font-size: 24px;
    }
    
    .subtitle {
        font-size: 16px;
    }
    
    .manifest h2,
    .members h2,
    .apply h2 {
        font-size: 32px;
    }
    
    .manifest-content {
        grid-template-columns: 1fr;
    }
    
    .member-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .member-card {
        padding: 20px;
    }
    
    nav a {
        margin-left: 15px;
        font-size: 14px;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 30px;
    }
    
    .footer-nav {
        flex-direction: column;
        gap: 10px;
    }
}

@media (max-width: 480px) {
    .member-grid {
        grid-template-columns: 1fr;
    }
}