/* calendar.css - v25.0 Perfect Theme & Alignment */

.calendar-layout {
    display: flex;
    height: 100%;
    gap: 20px;
    overflow: hidden;
}

/* 左側：月曆主體 */
.calendar-main {
    flex: 2;
    background: var(--card-bg);
    /* ★ 變數化 */
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

#cal-month-title {
    font-size: 1.5rem;
    margin: 0;
    color: var(--text-main);
}

.cal-btn-group {
    display: flex;
    gap: 10px;
}

.weekdays-row {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-sub);
    font-weight: bold;
}

.days-grid-area {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    grid-auto-rows: 1fr;
    flex-grow: 1;
    margin-top: 10px;
    gap: 5px;
}

.day-cell {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 5px;
    cursor: pointer;
    position: relative;
    transition: 0.2s;

    /* ★ 關鍵修復：內容垂直水平置中 ★ */
    display: flex;
    flex-direction: column;
    align-items: center;
    /* 水平置中 */
    justify-content: center;
    /* 垂直置中 */
    gap: 4px;
    /* 數字和紅點的間距 */
}

.day-cell:hover {
    background: var(--input-bg);
}

/* 今天樣式 */
.day-cell.today {
    background: var(--today-bg);
    border-color: var(--accent);
    font-weight: bold;
}

/* 選中樣式 */
.day-cell.selected {
    background: var(--bg-hover);
    border-color: var(--text-main);
    box-shadow: inset 0 0 0 1px var(--text-main);
}

.day-cell.empty {
    border: none;
    cursor: default;
    background: transparent;
}

.day-number {
    font-size: 1rem;
    color: var(--text-main);
    line-height: 1;
}

/* ★ 紅點修復 ★ */
.event-dots {
    display: flex;
    gap: 4px;
    justify-content: center;
    /* 紅點置中 */
    height: 6px;
    align-items: center;
}

.event-dot {
    width: 6px;
    height: 6px;
    background-color: var(--accent);
    border-radius: 50%;
}

/* 右側：側邊欄 */
.calendar-sidebar {
    flex: 1;
    background: var(--card-bg);
    /* ★ 變數化 */
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    min-width: 300px;
}

#selected-date-title {
    margin: 0;
    color: var(--text-main);
    font-size: 1.2rem;
    font-weight: bold;
}

.event-list-container {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 15px;
}

.event-card {
    background: var(--input-bg);
    /* ★ 變數化 */
    padding: 15px;
    border-radius: 10px;
    border-left: 4px solid var(--accent);
    cursor: pointer;
    transition: 0.2s;
    position: relative;
    color: var(--text-main);
}

.event-card:hover {
    transform: translateX(5px);
    background: var(--bg-hover);
}

.event-time {
    font-size: 0.85rem;
    color: var(--accent);
    font-weight: bold;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.event-title {
    font-size: 1rem;
    color: var(--text-main);
    margin-bottom: 0;
    font-weight: 500;
}

.event-actions {
    display: flex;
    gap: 10px;
    position: absolute;
    top: 15px;
    right: 15px;
}

.event-action-btn {
    background: transparent;
    border: none;
    color: var(--text-sub);
    cursor: pointer;
    font-size: 0.9rem;
    transition: 0.2s;
}

.event-action-btn:hover {
    color: var(--text-main);
}

.event-action-btn.del:hover {
    color: #ff4d4f;
}