/* Trust DataVisuals - Main Stylesheet */

:root {
    --navy: #1b2a4a;
    --accent: #2e75b6;
    --accent-light: #edf2f7;
    --text: #1a202c;
    --text-light: #6b7280;
    --border: #cbd5e1;
    --bg: #ffffff;
    --bg-alt: #f8fafc;
    --success: #059669;
    --warning: #d97706;
    --danger: #dc2626;
    --radius: 6px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }

/* ── Navigation ── */
.navbar {
    background: var(--navy);
    color: #fff;
    padding: 0.75rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}
.nav-container { display: flex; align-items: center; justify-content: space-between; }
.nav-brand { color: #fff; text-decoration: none; font-size: 1.1rem; }
.nav-links { display: flex; align-items: center; gap: 1.25rem; }
.nav-links a { color: rgba(255,255,255,0.85); text-decoration: none; font-size: 0.9rem; }
.nav-links a:hover { color: #fff; }

/* ── Buttons ── */
.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg);
    color: var(--text);
    text-decoration: none;
    font-size: 0.9rem;
    cursor: pointer;
    transition: background 0.15s;
}
.btn:hover { background: var(--bg-alt); }
.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover { background: #2563a8; }
.btn-sm { padding: 0.35rem 0.75rem; font-size: 0.85rem; }
.btn-danger { background: var(--danger); color: #fff; border-color: var(--danger); }

/* ── Alerts ── */
.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin: 1rem 0;
    border: 1px solid var(--border);
    font-size: 0.9rem;
}
.alert-success { background: #ecfdf5; border-color: var(--success); color: #065f46; }
.alert-info { background: var(--accent-light); border-color: var(--accent); color: #1e40af; }
.alert-warning { background: #fffbeb; border-color: var(--warning); color: #92400e; }
.alert-danger { background: #fef2f2; border-color: var(--danger); color: #991b1b; }

/* ── Main content ── */
main { flex: 1; padding: 2rem 0; }

h1 { font-size: 1.75rem; color: var(--navy); margin-bottom: 1rem; }
h2 { font-size: 1.35rem; color: var(--navy); margin: 1.5rem 0 0.75rem; }
h3 { font-size: 1.1rem; color: var(--text); margin: 1rem 0 0.5rem; }
p { margin-bottom: 1rem; }

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

/* ── Forms ── */
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-weight: 600; margin-bottom: 0.25rem; font-size: 0.9rem; }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.95rem;
    font-family: inherit;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(46,117,182,0.15);
}
.form-group .error { color: var(--danger); font-size: 0.85rem; margin-top: 0.25rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.form-card {
    max-width: 520px;
    margin: 2rem auto;
    padding: 2rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg);
}

.checkbox-group { display: flex; align-items: flex-start; gap: 0.5rem; }
.checkbox-group input[type="checkbox"] { width: auto; margin-top: 0.25rem; }

/* ── Tables ── */
table { width: 100%; border-collapse: collapse; margin: 1rem 0; }
th, td { padding: 0.6rem 0.75rem; text-align: left; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
th { background: var(--navy); color: #fff; font-weight: 600; }
tr:nth-child(even) { background: var(--bg-alt); }

/* ── Cards ── */
.card {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin-bottom: 1rem;
    background: var(--bg);
}
.card-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 0.5rem; }
.card-title { font-weight: 600; color: var(--navy); }
.card-meta { font-size: 0.85rem; color: var(--text-light); }

/* ── Badges ── */
.badge {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}
.badge-public { background: #ecfdf5; color: #065f46; }
.badge-gated { background: var(--accent-light); color: #1e40af; }
.badge-restricted { background: #fef2f2; color: #991b1b; }
.badge-governance { background: #f0f4fa; color: var(--navy); }
.badge-platform { background: #fffbeb; color: #92400e; }
.badge-compliance { background: #ecfdf5; color: #065f46; }

/* ── Hero ── */
.hero {
    text-align: center;
    padding: 3rem 1rem;
    background: var(--accent-light);
    border-radius: var(--radius);
    margin-bottom: 2rem;
}
.hero h1 { font-size: 2rem; margin-bottom: 0.5rem; }
.hero p { color: var(--text-light); font-size: 1.1rem; max-width: 650px; margin: 0 auto; }

/* ── Feature grid ── */
.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.25rem; margin: 2rem 0; }

/* ── NDA box ── */
.nda-text {
    max-height: 400px;
    overflow-y: auto;
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-alt);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

/* ── Document list ── */
.doc-filters { display: flex; gap: 1rem; margin-bottom: 1.5rem; flex-wrap: wrap; align-items: center; }
.doc-filters select, .doc-filters input { padding: 0.4rem 0.6rem; border: 1px solid var(--border); border-radius: var(--radius); font-size: 0.9rem; }

/* ── Footer ── */
.footer {
    background: var(--bg-alt);
    border-top: 1px solid var(--border);
    padding: 1.25rem 0;
    margin-top: auto;
    font-size: 0.85rem;
    color: var(--text-light);
    text-align: center;
}
.footer a { color: var(--text-light); }

/* ── Responsive ── */
@media (max-width: 768px) {
    .nav-links { gap: 0.75rem; flex-wrap: wrap; }
    .form-row { grid-template-columns: 1fr; }
    .hero { padding: 2rem 1rem; }
    .hero h1 { font-size: 1.5rem; }
}