.ainna-evidence-chain {
    padding: 64px 24px;
    background: var(--bg-secondary, #f5f5f7);
}

html[data-theme="dark"] .ainna-evidence-chain {
    background: var(--bg-secondary, #1e293b);
}

.ainna-evidence-chain-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.ainna-evidence-header {
    text-align: center;
    margin-bottom: 36px;
}

.ainna-evidence-kicker {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #667eea;
    margin-bottom: 10px;
}

.ainna-evidence-header h2 {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 800;
    margin: 0 0 12px;
    color: var(--text-primary, #1d1d1f);
}

.ainna-evidence-header p {
    font-size: 16px;
    color: var(--text-secondary, #6e6e73);
    max-width: 620px;
    margin: 0 auto;
    line-height: 1.6;
}

.ainna-evidence-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    margin-bottom: 28px;
}

.ainna-evidence-card {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 24px 22px;
    border-radius: 16px;
    background: var(--bg-primary, #fff);
    border: 1px solid var(--border-light, rgba(0,0,0,0.08));
    text-decoration: none;
    color: inherit;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

html[data-theme="dark"] .ainna-evidence-card {
    background: var(--bg-primary, #0f172a);
    border-color: rgba(148, 163, 184, 0.2);
}

.ainna-evidence-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(102, 126, 234, 0.15);
}

.ainna-evidence-stat {
    position: absolute;
    top: 14px;
    right: 14px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: #667eea;
    background: rgba(102, 126, 234, 0.1);
    padding: 3px 8px;
    border-radius: 999px;
}

.ainna-evidence-icon {
    font-size: 28px;
    margin-bottom: 10px;
}

.ainna-evidence-card h3 {
    font-size: 17px;
    font-weight: 700;
    margin: 0 0 8px;
    color: var(--text-primary, #1d1d1f);
}

.ainna-evidence-card p {
    font-size: 14px;
    line-height: 1.55;
    color: var(--text-secondary, #6e6e73);
    margin: 0 0 14px;
    flex: 1;
}

.ainna-evidence-cta {
    font-size: 13px;
    font-weight: 600;
    color: #667eea;
}

.ainna-evidence-footer {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.ainna-evidence-btn-primary,
.ainna-evidence-btn-secondary {
    display: inline-flex;
    align-items: center;
    padding: 12px 24px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
}

.ainna-evidence-btn-primary {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #fff;
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.35);
}

.ainna-evidence-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(102, 126, 234, 0.45);
}

.ainna-evidence-btn-secondary {
    background: transparent;
    color: var(--text-primary, #1d1d1f);
    border: 1px solid var(--border-light, rgba(0,0,0,0.12));
}

html[data-theme="dark"] .ainna-evidence-btn-secondary {
    color: #e2e8f0;
    border-color: rgba(148, 163, 184, 0.3);
}

.ainna-evidence-chain--compact {
    padding: 32px 20px;
}

.ainna-evidence-chain--compact .ainna-evidence-header {
    margin-bottom: 20px;
}

.ainna-evidence-chain--compact .ainna-evidence-header h2 {
    font-size: 1.25rem;
}