:root {
    --bg: #fafafa;
    --card-bg: #ffffff;
    --text: #111111;
    --subtle: #666666;
    --border: #eaeaea;
    --accent: #0070f3;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: 'Geist Sans', -apple-system, sans-serif;
    margin: 0;
    padding: 4rem 10%;
    line-height: 1.5;
}

[hidden] { display: none !important; }

/* Header & Nav */
.lab-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 5rem;
}

.lab-header h1 { 
    font-size: 2.2rem;
    letter-spacing: -0.02em;
    margin: 0; 
    font-weight: 800; 
}

.status-pill {
    font-size: 0.9rem;
    color: var(--subtle);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-top: 0.8rem;
}

.dot {
    width: 10px; height: 10px;
    background-color: #10b981;
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(16, 185, 129, 0.4);
}

nav a {
    text-decoration: none;
    color: var(--subtle);
    margin-left: 2rem;
    font-size: 1rem;
    font-weight: 500;
    transition: color 0.2s ease;
    position: relative;
}

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

nav a.active {
    color: var(--accent);
    font-weight: 700;
}

nav a.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background-color: var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 5px var(--accent);
}

/* Common Components */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    padding: 2.5rem;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.card:hover {
    border-color: #b0b0b0; 
    box-shadow: 0 0 0 1px #b0b0b0;
    transform: translateY(-2px);
}

.card.compact { padding: 1.5rem; min-height: auto; }

.label {
    font-family: 'Geist Mono', monospace;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--subtle);
    margin-bottom: 2rem;
    display: block;
    opacity: 0.7;
}

.btn-minimal {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent);
    text-decoration: none;
    margin-top: auto;
}

.contact-method strong {
    display: block;
    font-size: 0.7rem;
    color: var(--subtle);
    text-transform: uppercase;
    margin-bottom: 0.5rem;
    font-family: 'Geist Mono', monospace;
}