/**
 * calendar.0123456789.tw — 萬年曆記事（/calendar.css）
 */
.page-calendar { min-height: 100vh; }

body.page-calendar {
    font-family: 'Microsoft JhengHei', Arial, sans-serif;
    background: var(--bg-main);
    min-height: 100vh;
}

.page-calendar .calendar-main {
    padding: 0 0 2rem;
}

/* Main Content */
.page-calendar .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.5rem 1rem;
}

.page-calendar .calendar-panel {
    background: white;
    border-radius: 1rem;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.page-calendar .calendar-panel .card-title {
    font-size: 1.75rem;
    font-weight: bold;
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--btn-primary);
}

/* Control Panel */
.page-calendar .control-panel {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: #f9fafb;
    border-radius: 0.75rem;
}

.page-calendar .control-btn {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: #fff;
    background: var(--btn-primary);
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.2s, box-shadow 0.2s;
    box-shadow: var(--shadow);
}

.page-calendar .control-btn:hover {
    background: var(--brand-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-hover);
}

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

.page-calendar .control-input {
    width: 80px;
    padding: 0.625rem;
    font-size: 0.875rem;
    border: 2px solid #d1d5db;
    border-radius: 0.5rem;
    text-align: center;
    transition: border-color 0.3s;
}

.page-calendar .control-input:focus {
    outline: none;
    border-color: var(--btn-primary);
}

.page-calendar .layout-selector {
    display: none;
    gap: 0.5rem;
    align-items: center;
    padding: 0.625rem 1rem;
    background: white;
    border-radius: 0.5rem;
    border: 2px solid var(--btn-primary);
}

.page-calendar .layout-selector label {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: #374151;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: 0.375rem;
    transition: all 0.3s;
}

.page-calendar .layout-selector input[type="radio"] {
    cursor: pointer;
    width: 16px;
    height: 16px;
}

.page-calendar .layout-selector label:hover {
    background: #f3f4f6;
}

/* Calendar Grid */
.page-calendar #calendars {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    background: white;
    padding: 1.5rem;
    border-radius: 0.75rem;
}

/* Layout Options */
.page-calendar #calendars.layout-1-col {
    grid-template-columns: 1fr;
}

/* 一個月模式：記事區域自動調整高度，完整顯示內容，不使用滑動條 */
.page-calendar #calendars.layout-1-col .note-cell {
    min-height: 50px;
    overflow: visible;
}

.page-calendar #calendars.layout-1-col .note-text {
    min-height: 50px;
    height: auto;
    overflow: hidden;
    line-height: 1.4;
    resize: none;
}

.page-calendar #calendars.layout-2-col {
    grid-template-columns: 1fr;
}

.page-calendar #calendars.layout-3-col {
    grid-template-columns: 1fr;
}

.page-calendar .calendar-wrapper {
    background: white;
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.page-calendar .calendar-table {
    width: 100%;
    border-collapse: collapse;
}

.page-calendar .calendar-caption {
    font-size: 1.25rem;
    font-weight: bold;
    padding: 1rem;
    text-align: center;
    background: var(--btn-primary);
    color: #fff;
}

.page-calendar .calendar-table thead th {
    padding: 0.75rem 0.25rem;
    text-align: center;
    font-weight: 600;
    font-size: 0.875rem;
    background: #f3f4f6;
    color: #374151;
    border: 1px solid #e5e7eb;
}

.page-calendar .calendar-table thead th:first-child {
    color: #dc2626;
}

.page-calendar .calendar-table thead th:last-child {
    color: #dc2626;
}

.page-calendar .calendar-table td {
    border: 1px solid #e5e7eb;
    padding: 0;
    vertical-align: top;
}

.page-calendar .date-cell {
    min-height: 35px;
    padding: 0.375rem;
    background: #f9fafb;
    cursor: pointer;
    text-align: center;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all 0.2s;
    user-select: none;
}

.page-calendar .date-cell:hover {
    background: #e5e7eb;
    transform: scale(1.05);
}

.page-calendar .note-cell {
    min-height: 50px;
    background: white;
}

.page-calendar .note-text {
    width: 100%;
    height: 50px;
    border: none;
    resize: none;
    padding: 0.5rem;
    font-size: 0.75rem;
    font-family: 'Microsoft JhengHei', Arial, sans-serif;
    background: transparent;
    transition: background-color 0.2s;
}

.page-calendar .note-text:focus {
    outline: none;
    background: #f9fafb;
}

/* Day States */
.page-calendar td.today .date-cell {
    background: var(--btn-primary);
    color: #fff;
    box-shadow: 0 0 0 3px rgba(168, 0, 0, 0.25);
}

.page-calendar td.today .note-cell,
.page-calendar td.today .note-text {
    background: var(--brand-light);
}

.page-calendar td.weekend .date-cell {
    background: #fee2e2;
    color: #dc2626;
}

.page-calendar td.selected .date-cell {
    background: var(--btn-secondary);
    color: #fff;
    box-shadow: 0 0 0 2px rgba(43, 62, 80, 0.2);
}

.page-calendar td.selected .note-cell,
.page-calendar td.selected .note-text {
    background: var(--brand-light);
}

/* Legend */
.page-calendar .legend {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    padding: 1rem;
    background: #f9fafb;
    border-radius: 0.75rem;
    margin-top: 1.5rem;
}

.page-calendar .legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.page-calendar .legend-color {
    width: 1.25rem;
    height: 1.25rem;
    border-radius: 0.25rem;
    border: 1px solid #e5e7eb;
}

.page-calendar .legend-color--today {
    background: var(--btn-primary);
    border-color: var(--brand-dark);
}

.page-calendar .legend-color--weekend {
    background: #fee2e2;
    border-color: #dc2626;
}

.page-calendar .legend-color--marked {
    background: var(--btn-secondary);
    border-color: var(--border-hover);
}

.page-calendar .legend-item span {
    font-size: 0.875rem;
    font-weight: 500;
    color: #374151;
}

/* Info Box */
.page-calendar .info-box {
    background: white;
    border-radius: 1rem;
    padding: 1.5rem;
    margin-top: 1.5rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.page-calendar .info-box h3 {
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--text);
    margin-bottom: 1rem;
    border-left: 4px solid var(--btn-primary);
    padding-left: 0.75rem;
}

.page-calendar .info-box p {
    line-height: 1.8;
    color: #4b5563;
    margin-bottom: 0.75rem;
}

.page-calendar .info-box ul {
    list-style: none;
    padding-left: 0;
}

.page-calendar .info-box li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    line-height: 1.8;
    color: #4b5563;
}

.page-calendar .info-box li:before {
    content: "📅";
    position: absolute;
    left: 0;
}

/* Responsive Design */
@media (min-width: 640px) {
    .page-calendar .control-btn {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
    
    .page-calendar .control-input {
        width: 100px;
        padding: 0.75rem;
        font-size: 1rem;
    }
    
    .page-calendar .date-cell {
        min-height: 45px;
        padding: 0.5rem;
        font-size: 1rem;
    }
    
    .page-calendar .note-text {
        height: 60px;
        font-size: 0.875rem;
    }
    
    /* 一個月模式：記事區域自動調整高度 */
    .page-calendar #calendars.layout-1-col .note-cell {
        min-height: 60px;
    }
    
    .page-calendar #calendars.layout-1-col .note-text {
        min-height: 60px;
        height: auto;
    }
    
    .page-calendar .calendar-caption {
        font-size: 1.5rem;
        padding: 1.25rem;
    }
    
    .page-calendar .calendar-table thead th {
        padding: 0.875rem 0.5rem;
        font-size: 1rem;
    }
}

@media (min-width: 768px) {
    .page-calendar .container {
        padding: 2.5rem 1.5rem;
    }
    
    .page-calendar .calendar-panel {
        padding: 2rem;
    }
    
    .page-calendar #calendars {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 2rem;
    }
}

@media (min-width: 1024px) {
    .page-calendar #calendars.layout-1-col {
        grid-template-columns: 1fr;
    }
    
    /* 一個月模式：記事區域自動調整高度 */
    .page-calendar #calendars.layout-1-col .note-cell {
        min-height: 55px;
    }
    
    .page-calendar #calendars.layout-1-col .note-text {
        min-height: 55px;
        height: auto;
    }
    
    .page-calendar #calendars.layout-2-col {
        grid-template-columns: 1fr;
    }
    
    .page-calendar #calendars.layout-3-col {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .page-calendar .date-cell {
        min-height: 40px;
    }
    
    .page-calendar .note-text {
        height: 55px;
    }
    
    .page-calendar .layout-selector {
        display: flex;
    }
}

@media (min-width: 1280px) {
    .page-calendar .date-cell {
        min-height: 50px;
    }
    
    .page-calendar .note-text {
        height: 65px;
    }
    
    /* 一個月模式：記事區域自動調整高度 */
    .page-calendar #calendars.layout-1-col .note-cell {
        min-height: 65px;
    }
    
    .page-calendar #calendars.layout-1-col .note-text {
        min-height: 65px;
        height: auto;
    }
}

/* Print Styles */
@media print {
    body.page-calendar {
        background: white;
    }
    
    .site-header-2026, .footer-2026, .control-panel, .legend, .page-calendar .info-box {
        display: none;
    }
    
    .page-calendar .container {
        max-width: 100%;
    }
    
    .page-calendar #calendars {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }
}