/* Rulebook Panel */
.rulebook-layout {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding: 0.5rem;
    max-height: 80vh;
    overflow-y: auto;
}

.rulebook-search {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color, #444);
    border-radius: 4px;
    background: var(--input-bg, #1a1a2e);
    color: var(--text-color, #e0e0e0);
    font-size: 0.9rem;
}

.rulebook-search::placeholder {
    color: var(--muted-text, #888);
}

.rulebook-categories {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.rulebook-category-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: none;
    background: var(--card-bg, #16213e);
    color: var(--heading-color, #e94560);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    text-align: left;
    border-radius: 4px;
    transition: background 0.15s;
}

.rulebook-category-title:hover {
    background: var(--card-hover-bg, #1a1a3e);
}

.rulebook-category-chevron {
    font-size: 0.7rem;
    width: 1rem;
    text-align: center;
}

.rulebook-entries {
    list-style: none;
    margin: 0;
    padding: 0 0 0 1rem;
}

.rulebook-search-results {
    padding-left: 0;
}

.rulebook-entry {
    border-bottom: 1px solid var(--border-color, #333);
}

.rulebook-entry:last-child {
    border-bottom: none;
}

.rulebook-entry-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 0.4rem 0.5rem;
    border: none;
    background: transparent;
    color: var(--text-color, #e0e0e0);
    font-size: 0.85rem;
    cursor: pointer;
    text-align: left;
    transition: color 0.15s;
}

.rulebook-entry-title:hover {
    color: var(--heading-color, #e94560);
}

.rulebook-entry-category {
    font-size: 0.75rem;
    color: var(--muted-text, #888);
    margin-left: auto;
    padding-left: 0.5rem;
}

.rulebook-entry-text {
    padding: 0.5rem 0.75rem;
    font-size: 0.85rem;
    line-height: 1.5;
    color: var(--text-color, #ccc);
    background: var(--card-bg, #0f3460);
    border-radius: 4px;
    margin: 0.25rem 0;
}

.rulebook-entry-text table {
    width: 100%;
    border-collapse: collapse;
    margin: 0.5rem 0;
    font-size: 0.8rem;
}

.rulebook-entry-text th,
.rulebook-entry-text td {
    border: 1px solid var(--border-color, #444);
    padding: 0.25rem 0.5rem;
    text-align: left;
}

.rulebook-entry-text th {
    background: var(--table-header-bg, #1a1a3e);
    font-weight: 600;
}

.rulebook-entry-text code {
    background: var(--code-bg, #1a1a2e);
    padding: 0.1rem 0.3rem;
    border-radius: 3px;
    font-family: monospace;
    font-size: 0.8rem;
}

.rulebook-no-results {
    padding: 1rem;
    text-align: center;
    color: var(--muted-text, #888);
    font-style: italic;
}

/* Rule Tooltip */
.rule-tooltip-wrapper {
    position: relative;
    display: inline;
    cursor: help;
}

.rule-tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.5rem 0.75rem;
    background: var(--tooltip-bg, #16213e);
    color: var(--text-color, #e0e0e0);
    border: 1px solid var(--border-color, #444);
    border-radius: 4px;
    font-size: 0.8rem;
    line-height: 1.4;
    max-width: 300px;
    white-space: normal;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    pointer-events: none;
}