.rules {
    padding: 0 36px 140px;
}

.rules-grid {
    max-width: 750px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.rule-item {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: all var(--transition-smooth);
    overflow: hidden;
}

.rule-item:hover {
    border-color: var(--border-medium);
}

.rule-item[open] {
    border-color: var(--border-medium);
    box-shadow: var(--shadow-card);
}

.rule-summary {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 20px 24px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-primary);
    user-select: none;
    transition: color var(--transition-fast);
}

.rule-summary:hover {
    color: #ffffff;
}

.rule-summary::-webkit-details-marker {
    display: none;
}

.rule-summary::marker {
    display: none;
}

.rule-icon {
    font-size: 1.1rem;
    flex-shrink: 0;
}

.rule-chevron {
    margin-left: auto;
    font-size: 0.8rem;
    color: var(--text-muted);
    transition: transform var(--transition-fast);
}

.rule-item[open] .rule-chevron {
    transform: rotate(180deg);
}

.rule-content {
    padding: 0 24px 22px 58px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.rules-footer {
    text-align: center;
    margin-top: 40px;
    padding: 28px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
}

.rules-footer p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.rules-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-dim);
    font-weight: 500;
    font-size: 0.9rem;
    transition: color var(--transition-fast);
    border-bottom: 1px solid transparent;
    padding-bottom: 2px;
}

.rules-link:hover {
    color: var(--text-primary);
    border-bottom-color: var(--border-glow);
}