/* ============================================
   日曆組件樣式
   ============================================ */

:root {
    /* Premium pastry theme (A): cream + warm espresso + muted gold */
    --cal-cream-0: #fffaf3;
    --cal-cream-1: #f6efe6;
    --cal-surface: #ffffff;
    --cal-ink: #2f1f14;
    --cal-ink-muted: rgba(47, 31, 20, 0.62);
    --cal-line: rgba(47, 31, 20, 0.22);
    --cal-line-soft: rgba(47, 31, 20, 0.06);
    --cal-gold: #c8a24a;
    --cal-gold-soft: rgba(200, 162, 74, 0.18);
    --cal-shadow: 0 18px 45px rgba(47, 31, 20, 0.10);
    --cal-shadow-hover: 0 14px 28px rgba(47, 31, 20, 0.14);
    /* Space reserved for decorative frames (e.g., Christmas bow overlapping header area) */
    --cal-frame-safe-top: 44px;
}

body {
    margin: 0;
    padding: 0;
    background: transparent;
    font-family: 'Inter', sans-serif;
    box-sizing: border-box;
    overflow-x: visible;
    color: var(--cal-ink);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.calendar-container {
    max-width: 900px;
    margin: 0 auto;
    background: linear-gradient(180deg, var(--cal-cream-0) 0%, var(--cal-surface) 55%);
    border-radius: 18px;
    padding: 18px;
    padding-bottom: 22px;
    border: 1px solid var(--cal-line-soft);
    box-shadow: var(--cal-shadow);
    box-sizing: border-box;
    width: 100%;
    overflow: visible;
}

/* 日曆標題區域 */
.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    /* Make room for framed overlays (e.g., Christmas bow) without changing the frame art */
    padding-top: var(--cal-frame-safe-top);
    padding-bottom: 12px;
    border-bottom: 1px solid var(--cal-line-soft);
}

.calendar-month-year {
    font-family: 'Playfair Display', serif;
    font-size: 26px;
    font-weight: 700;
    color: var(--cal-ink);
    margin: 0;
    letter-spacing: -0.3px;
}

.calendar-nav-btn {
    background: none;
    border: 1px solid transparent;
    cursor: pointer;
    padding: 8px 10px;
    border-radius: 10px;
    color: var(--cal-ink);
    transition: background-color 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.calendar-nav-btn svg {
    width: 16px;
    height: 16px;
}

.calendar-nav-btn:hover {
    background-color: rgba(200, 162, 74, 0.10);
    border-color: rgba(200, 162, 74, 0.24);
    transform: translateY(-1px);
}

.calendar-nav-btn:active {
    transform: translateY(0);
}

.calendar-nav-btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 4px var(--cal-gold-soft);
    border-color: rgba(200, 162, 74, 0.32);
}

/* 星期標題 */
.calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
    margin-bottom: 8px;
}

.weekday {
    text-align: center;
    font-weight: 500;
    color: var(--cal-ink-muted);
    padding: 6px 0;
    font-size: 13px;
    letter-spacing: 0.08em;
}

/* 日曆網格 */
.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
    width: 100%;
}

.calendar-day {
    aspect-ratio: 1;
    min-height: 70px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid var(--cal-line);
    border-radius: 12px;
    padding: 6px 7px;
    cursor: default;
    transition: background-color 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
    display: flex;
    flex-direction: column;
    position: relative;
    box-sizing: border-box;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
}

.calendar-day.has-event:hover {
    border-color: rgba(200, 162, 74, 0.55);
    background-color: rgba(255, 250, 243, 0.92);
}

.calendar-day.other-month {
    opacity: 0.42;
    background: rgba(255, 255, 255, 0.55);
    border-color: var(--cal-line-soft);
}

.calendar-day.today {
    border-color: rgba(200, 162, 74, 0.70);
    background: rgba(200, 162, 74, 0.08);
}

.calendar-day-number {
    font-weight: 500;
    color: var(--cal-ink);
    font-size: 14px;
    margin-bottom: 2px;
}

.calendar-day.has-event {
    border-color: rgba(200, 162, 74, 0.35);
}

/* 只讀模式的日期樣式 */
.calendar-day.read-only {
    cursor: default;
}

.calendar-day.read-only.has-detail {
    cursor: pointer;
}

/* 格內文字項目 */
.event-items {
    display: flex;
    flex-direction: column;
    gap: 1px;
    margin-top: 1px;
    overflow: hidden;
    flex: 1;
    min-height: 0;
}

.event-item {
    font-size: 13px;
    line-height: 1.35;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-weight: 400;
}

/* 事件提示框（只讀模式） */
.event-tooltip {
    position: fixed;
    background: rgba(255, 255, 255, 0.98);
    border: 1.5px solid rgba(200, 162, 74, 0.4);
    border-radius: 16px;
    padding: 12px 16px;
    box-shadow: 0 8px 30px rgba(47, 31, 20, 0.13), 0 2px 8px rgba(47, 31, 20, 0.08);
    font-size: 15px;
    color: var(--cal-ink);
    z-index: 3000;
    pointer-events: none;
    max-width: 380px;
    opacity: 0;
    transform: translateY(5px) scale(0.97);
    transition: opacity 0.2s ease, transform 0.2s ease;
    line-height: 1.6;
    font-weight: 400;
    letter-spacing: 0.01em;
}

.event-tooltip.show {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.event-tooltip::before {
    content: '';
    position: absolute;
    bottom: -10px;
    right: 20px;
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 10px solid rgba(200, 162, 74, 0.35);
}

.event-tooltip::after {
    content: '';
    position: absolute;
    bottom: -8px;
    right: 20px;
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 10px solid rgba(255, 255, 255, 0.98);
}

/* Tooltip 顯示在下方時的箭頭 */
.event-tooltip.tooltip-below::before {
    bottom: auto;
    top: -10px;
    right: 20px;
    border-top: none;
    border-bottom: 10px solid rgba(200, 162, 74, 0.35);
}

.event-tooltip.tooltip-below::after {
    bottom: auto;
    top: -8px;
    right: 20px;
    border-top: none;
    border-bottom: 10px solid rgba(255, 255, 255, 0.98);
}


/* 響應式設計 */
@media (max-width: 768px) {
    :root {
        --cal-frame-safe-top: 34px;
    }

    body {
        padding: 0;
    }
    
    .calendar-container {
        padding: 20px;
    }
    
    .calendar-weekdays {
        gap: 6px;
    }
    
    .calendar-grid {
        gap: 6px;
    }
    
    .calendar-month-year {
        font-size: 22px;
    }
    
    .calendar-day {
        min-height: 60px;
        padding: 5px 6px;
    }

    .calendar-day-number {
        font-size: 13px;
    }

    .event-item {
        font-size: 11.5px;
    }
    
}

@media (max-width: 480px) {
    :root {
        --cal-frame-safe-top: 30px;
    }

    body {
        padding: 0;
    }
    
    .calendar-container {
        padding: 15px;
    }
    
    .calendar-weekdays {
        gap: 5px;
    }
    
    .calendar-grid {
        gap: 5px;
    }
    
    .calendar-day {
        min-height: 50px;
        padding: 4px 5px;
        border-width: 1px;
    }

    .calendar-day-number {
        font-size: 12px;
    }

    .event-item {
        font-size: 10px;
    }
    
}

/* ============================================
   Compact mode (desktop only)
   - Make the calendar visually smaller without using transform: scale()
   ============================================ */
@media (min-width: 769px) {
    .calendar-container {
        padding: 18px;
        padding-bottom: 22px;
    }

    .calendar-month-year {
        font-size: 26px;
    }

    .weekday {
        font-size: 13px;
        padding: 6px 0;
    }

    .calendar-day {
        min-height: 70px;
        padding: 6px 7px;
    }

    .calendar-day-number {
        font-size: 14px;
    }

    .event-item {
        font-size: 13px;
    }

    .event-tooltip {
        font-size: 14px;
        padding: 12px 14px;
    }
}