:root {
    --bg-color: #0d0d0d;
    --text-primary: #e0e0e0;
    --text-secondary: #888888;
    --accent: #3d3d3d;
    --border: #2a2a2a;
    --valid: #4CAF50;
    --invalid: #F44336;
    --font-mono: 'Menlo', 'Monaco', 'Courier New', monospace;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-mono);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Archival Grit & Scanlines */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('https://grainy-gradients.vercel.app/noise.svg');
    opacity: 0.05;
    pointer-events: none;
    z-index: 9999;
}

body::after {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
    background-size: 100% 2px, 3px 100%;
    pointer-events: none;
    z-index: 9998;
    opacity: 0.1;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 80px 24px;
}

header {
    text-align: center;
    margin-bottom: 80px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 40px;
}

h1 {
    font-size: 2.5rem;
    letter-spacing: -2px;
    font-weight: 700;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
    letter-spacing: 2px;
    text-transform: uppercase;
}

section {
    margin-bottom: 100px;
}

h2 {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 4px;
    margin-bottom: 32px;
    border-left: 2px solid var(--accent);
    padding-left: 12px;
}

p {
    margin-bottom: 24px;
    font-size: 1rem;
    color: var(--text-primary);
}

.grid-preview {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    width: 180px;
    margin: 40px auto;
}

.cell {
    aspect-ratio: 1;
    border: 1px solid var(--border);
    background: rgba(255,255,255,0.02);
}

.cell.on {
    background: var(--text-primary);
}

.btn-container {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 60px;
}

.btn {
    display: inline-block;
    padding: 16px 32px;
    border: 1px solid var(--text-primary);
    color: var(--text-primary);
    text-decoration: none;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 2px;
    transition: all 0.2s ease;
}

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

.btn.secondary {
    border-color: var(--accent);
    color: var(--text-secondary);
}

.btn.secondary:hover {
    background: var(--accent);
    color: var(--text-primary);
}

footer {
    text-align: center;
    padding: 40px 0;
    font-size: 0.7rem;
    color: var(--text-secondary);
    letter-spacing: 1px;
    text-transform: uppercase;
}

footer a {
    color: var(--text-secondary);
    text-decoration: none;
    margin: 0 12px;
}

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

.record-metadata {
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    display: block;
}

/* Privacy Page Specifics */
.policy-content h3 {
    font-size: 1rem;
    margin: 40px 0 16px 0;
    text-transform: uppercase;
    color: var(--text-primary);
}

.policy-content ul {
    list-style: none;
    margin-bottom: 24px;
}

.policy-content li {
    margin-bottom: 12px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.policy-content li::before {
    content: ">> ";
    color: var(--accent);
}

@media (max-width: 600px) {
    h1 { font-size: 1.8rem; }
    .btn-container { flex-direction: column; align-items: stretch; }
    .btn { text-align: center; }
}