:root {
    --bg: #121316;
    --bg-alt: #17181c;
    --fg: #f2f1ec;
    --accent: #EC3750;
    --border: #2a2b30;
    --dot: #232428;

    --font-mono: 'Courier New', ui-monospace, 'SFMono-Regular', Menlo, monospace;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --max-width: 860px;
    --gap: 2rem;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--bg);
    background-image:
        radial-gradient(var(--dot) 1px, transparent 1px);
    background-size: 22px 22px;
    color: var(--fg);
    font-family: var(--font-sans);
    line-height: 1.6;
    font-size: 16px;
}

a {
    color: inherit;
    text-decoration: none;
}

h1, h2, h3 {
    font-family: var(--font-mono);
    letter-spacing: -0.02em;
}

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

.topnav {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1.5rem 1.5rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-mono);
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.brand-icon {
    width: 82px;
    height: 82px;
    border-radius: 8px;
    display: block;
}

.logo {
    font-weight: 700;
    font-size: 2.1rem;
}

.nav-link {
    font-size: 1.2rem;
    color: var(--fg-dim); 
    border: 1px solid var(--border);
    padding: 0.35rem 0.75rem;
    transition: border-color 0.15s ease, color 0.15s ease;
}

.nav-link:hover {
    border-color: var(--accent);
    color: var(--fg);
}

.hero-content {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 6rem 1.5rem 5rem;
}

.eyebrow {
    font-family: var(--font-mono);
    font-size: 1.65rem;
    color: var(--accent);
    margin-bottom: 1rem
}

.hero h1{
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    line-height: 1;
    margin-bottom: 1.25rem;
}

.subtitle {
    max-width: 46ch;
    color: var(--fg-dim);
    font-size: 1.45rem;
    margin-bottom: 2.5rem;
}

.cta-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    font-family: var(--font-mono);
    font-size: 1.2em;
    padding: 0.75rem 1.25rem;
    border: 1px solid var(--border);
    transition: transform 0.15s ease, border-color 0.15s ease, color 0.15s ease
}

.btn-primary {
    background-color: var(--accent);
    border-color: var(--accent);
    color: #121316;
    font-weight: 600;
}

.btn-primary:hover {
    transform: translateY(-2px);
    border-color: var(--accent);
    color: #121316;
}

.btn-ghost {
    color: var(--fg);
}

.btn-ghost:hover {
    transform: translateY(-2px);
    border-color: var(--accent);
    color: var(--accent);
}

.section {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 4rem 1.5rem;
    border-top: 1px solid var(--border);
}

.section h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: baseline;
    gap: 0.7rem;
}

.tag {
    font-size: 1.2rem;
    color: var(--accent);
    border: 1px solid var(--border);
    padding: 0.1rem 0.5rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
}

.card {
    background-color: var(--bg-alt);
    padding: 1.75rem;
    position: relative;
    transition: background-color 0.15s ease;
}

.card:hover {
    background-color: #1c1c22;
}

.card-index {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    color: var(--fg-dim);
}

.card h3 {
    color: #EC3750;
    font-size: 1.5rem;
    margin: 0.75rem 0 0.5rem;

}

.card p {
    font-size: 1.45rem;
    color: var(--fg-dim);
}

.project-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    border: 1px solid (var(--border));
    padding: 1.75rem;
    background-color: var(--bg-alt);
    transition: border-color 0.15s ease, transform 0.12s ease;
}

.project-card:hover {
    border-color: var(--accent);
    transform: translateX(4px);
}

.project-index {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    color: var(--accent);
}

.project-meta h3 {
    font-size: 1.5rem;
    margin: 0.5rem 0 0.35rem;
}

.project-meta p {
    font-size: 1.5rem;
    margin: 0.5rem 0 0.35rem;
}

.project-arrow {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    color: var(--fg-dim);
    flex-shrink: 0;
    transition: color 0.15s ease, transform 0.15s ease;
}

.project-card:hover .project-arrow {
    color: var(--accent);
    transform: translateX(4px);
}

.project-toggle {
    position: relative;
    display: inline-flex;
    width: 360px;
    gap: 0.25rem;
    padding: 4px;
    margin-bottom: 2rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background-color: var(--bg-alt);
}

.toggle-option {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    flex: 1;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.55rem 1.1rem;
    border: none;
    border-radius: 999px;
    background: transparent;
    color: var(--fg-dim);
    font-family: var(--font-mono);
    font-size: 1.3rem;
    cursor: pointer;
    transition: color 0.2s ease;
}

.toggle-option .icon {
    font-size: 0.95rem;
    flex-shrink: 0;
}

.toggle-option.active {
    color: #121316;
    font-weight: 600;
}
.toggle-thumb {
    position: absolute;
    top: 4px;
    bottom: 4px;
    left: 4px;
    width: calc(50% - 4px);
    background-color: var(--accent);
    border-radius: 999px;
    z-index: 1;
    transition: transform 0.2s ease;
}

.project-toggle[data-active="club"] .toggle-thumb {
  transform: translateX(100%);
}

.project-panel[hidden] {
    display: none;
}

.project-links {
    display: flex;
    gap: 1.25rem;
    margin-top: 1rem;
}

.project-links a {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    color: var(--accent);
    border-bottom: 1px solid transparent;
    transition: border-color 0.15s ease;
}

.project-links a:hover {
    border-color: var(--accent);
}

.project-card-empty {
    color: var(--fg-dim)
}

.members-list {
    border: 1px solid var(--border);
}

.member-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    padding: 1.5rem 1.75rem;
    background-color: var(--bg-alt);
}

.member-id {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    font-family: var(--font-mono);
}

.member-name {
    font-size: 1.5rem;
    font-weight: 700;
}

.member-role {
    font-size: 1.25rem;
    color: var(--accent);
    border: 1px solid var(--border);
    padding: 0.1rem 0.5rem;
}

.members-links {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.members-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.25rem;
    color: var(--fg-dim);
    transition: color 0.15s ease;
}

.member-link {
    font-size: 1.25rem;
}

.member-link .icon {
    font-size: 2.1rem;
    flex-shrink: 0;
}

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

.side-footer {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 3rem 1.5rem 4rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    width: 100%;
    color: var(--fg-dim);
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.side-footer * {
    text-align: center;
}
.side-footer p,
.side-footer .slogan,
.side-footer .handle,
.side-footer .supported-by {
    text-align: center;
    width: 100%;
}

.dot-rule {
    width: 100%;
    height: 1px;
    background-image: repeating-linear-gradient(to right, var(--border) 0, var(--border) 6px, transparent 6px, transparent 12px);
    margin-bottom: 2rem;
}

.slogan {
    color: var(--fg-dim);
    margin-bottom: 2rem;
}

.social-links {
    list-style: none;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.25rem;
    margin-bottom: 2rem;
    padding: 0;
}

.social-links a {
    color: var(--fg-dim);
    border-bottom: 1px solid transparent;
    transition: color 0.15s ease, border-color 0.15s ease;
}

.social-links a:hover{
    color: var(--accent);
    border-color: var(--accent);
}

.handle {
  color: var(--accent);
  margin-top: 0.5rem;
  font-weight: 700;
}
 
.supported-by {
    color: var(--fg-dim);
    font-size: 0.75rem;
    margin-top: 1rem;
    opacity: 0.7;
}
 
@media (max-width: 640px) {
    .grid-3 {
    grid-template-columns: 1fr;
    }

    .project-card {
    flex-direction: column;
    align-items: flex-start;
    }

    .project-arrow {
    display: none;
    }

    .member-row {
    flex-direction: column;
    align-items: flex-start;
    }

    .toggle-option span {
    display: none;
    }

    .toggle-option {
    padding: 0.6rem 0.9rem;
  }
}