/* ==========================================================================
   Hero Panels Component
   子面板樣式 - macOS 原生視窗風格
   ========================================================================== */

/* --------------------------------------------------------------------------
   Hero Workspace - 三欄佈局容器
   -------------------------------------------------------------------------- */
.hero-workspace {
    /* 面板高度變數 - 與主視窗同高（含標題列） */
    --panel-height: calc(120px * 3 + 102px);

    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 12px;
    width: 100%;
    max-width: 900px;
    margin: 0 auto var(--spacing-md);
    /* 允許面板超出容器邊界 */
    overflow: visible;
}

/* 中央主視窗容器 */
.hero-workspace__main {
    flex-shrink: 0;
}

/* 左側面板區域 */
.hero-workspace__left {
    flex-shrink: 0;
    width: 160px;
    height: var(--panel-height);
    display: flex;
    flex-direction: column;
}

/* 右側面板區域（堆疊 Reference + Locked） */
.hero-workspace__right {
    flex-shrink: 0;
    width: 160px;
    height: var(--panel-height);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* --------------------------------------------------------------------------
   Hero Panel - 基礎面板樣式（macOS 原生色彩）
   -------------------------------------------------------------------------- */
.hero-panel {
    /* macOS Light Mode 原生色彩 */
    --panel-bg: #f6f6f6;
    --panel-bg-secondary: #ffffff;
    --panel-border: #d5d5d5;
    --panel-text: #1d1d1f;
    --panel-text-secondary: #86868b;
    --panel-highlight: #e8e8e8;
    --panel-input-bg: #ffffff;
    --panel-selected-bg: rgba(0, 122, 255, 0.12);
    --panel-selected-border: #007AFF;

    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    border-radius: 10px;
    box-shadow:
        0 1px 3px rgba(0, 0, 0, 0.08),
        0 4px 8px rgba(0, 0, 0, 0.06);
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", sans-serif;
    font-size: 11px;
    color: var(--panel-text);
    user-select: none;
}

/* macOS Dark Mode 原生色彩 */
@media (prefers-color-scheme: dark) {
    .hero-panel {
        --panel-bg: #2d2d2d;
        --panel-bg-secondary: #3d3d3d;
        --panel-border: #454545;
        --panel-text: #f5f5f7;
        --panel-text-secondary: #98989d;
        --panel-highlight: #3d3d3d;
        --panel-input-bg: #1c1c1e;
        --panel-selected-bg: rgba(10, 132, 255, 0.2);
        --panel-selected-border: #0A84FF;
        box-shadow:
            0 1px 3px rgba(0, 0, 0, 0.3),
            0 4px 8px rgba(0, 0, 0, 0.2);
    }
}

/* 面板聚焦狀態 */
.hero-panel--focused {
    box-shadow:
        0 2px 6px rgba(0, 0, 0, 0.1),
        0 6px 16px rgba(0, 0, 0, 0.12);
}

@media (prefers-color-scheme: dark) {
    .hero-panel--focused {
        box-shadow:
            0 2px 6px rgba(0, 0, 0, 0.4),
            0 6px 16px rgba(0, 0, 0, 0.3);
    }
}

/* --------------------------------------------------------------------------
   Panel Title Bar - Mac 視窗標題列
   -------------------------------------------------------------------------- */
.hero-panel__titlebar {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 5px 8px;
    background: linear-gradient(180deg, var(--panel-bg) 0%, var(--panel-highlight) 100%);
    border-bottom: 1px solid var(--panel-border);
}

/* 流量燈絕對定位，讓標題置中 */
.hero-panel__traffic-lights {
    position: absolute;
    left: 6px;
}

/* Mac Traffic Lights */
.hero-panel__traffic-lights {
    display: flex;
    gap: 5px;
}

/* 標題文字置中（佔滿整個標題列寬度） */
.hero-panel__title {
    flex: 1;
    font-size: 11px;
    font-weight: 500;
    color: var(--panel-text-secondary);
    text-align: center;
    letter-spacing: -0.01em;
}

.hero-panel__traffic-light {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #c8c8c8;
    border: 0.5px solid rgba(0, 0, 0, 0.08);
    transition: background 0.15s ease;
}

@media (prefers-color-scheme: dark) {
    .hero-panel__traffic-light {
        background: #5a5a5a;
        border-color: rgba(0, 0, 0, 0.2);
    }
}

/* 紅綠燈 hover 圖示 */
.hero-panel__traffic-light--close,
.hero-panel__traffic-light--maximize {
    position: relative;
}

.hero-panel__traffic-light--close::before,
.hero-panel__traffic-light--maximize::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 8px;
    font-weight: 600;
    line-height: 1;
    opacity: 0;
    transition: opacity 0.1s ease;
}

.hero-panel__traffic-light--close::before {
    content: '×';
    color: #4d0000;
}

.hero-panel__traffic-light--maximize::before {
    content: '+';
    color: #006400;
}

/* 聚焦狀態：紅綠燈永遠有顏色 */
.hero-panel--focused .hero-panel__traffic-light--close {
    background: #ff5f57;
    border-color: #e0443e;
}

.hero-panel--focused .hero-panel__traffic-light--maximize {
    background: #28c840;
    border-color: #1aab29;
}

/* 非聚焦狀態：hover 整個紅綠燈區塊時顯示顏色 */
.hero-panel__traffic-lights:hover .hero-panel__traffic-light--close {
    background: #ff5f57;
    border-color: #e0443e;
}

.hero-panel__traffic-lights:hover .hero-panel__traffic-light--maximize {
    background: #28c840;
    border-color: #1aab29;
}

/* hover 時顯示圖示 */
.hero-panel__traffic-light--close:hover::before,
.hero-panel__traffic-light--maximize:hover::before {
    opacity: 1;
}


/* --------------------------------------------------------------------------
   Panel Content Area
   -------------------------------------------------------------------------- */
.hero-panel__content {
    padding: 8px;
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: clip;    /* 完全禁止滾動，防止 Tab 導航時偏移 */
    min-width: 0;      /* 允許 flex 子元素收縮 */
}

/* --------------------------------------------------------------------------
   Presets Panel - 字組面板
   -------------------------------------------------------------------------- */

/* Presets 面板填滿高度 */
.hero-panel[data-panel="presets"] {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.hero-panel[data-panel="presets"] .hero-panel__content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* 分頁切換 - macOS Segmented Control 風格 */
.hero-panel__tabs {
    display: flex;
    gap: 0;
    margin-bottom: 8px;
    background: var(--panel-highlight);
    border: 1px solid var(--panel-border);
    border-radius: 6px;
    padding: 2px;
}

.hero-panel__tab {
    flex: 1;
    padding: 4px 12px;
    font-size: 11px;
    font-weight: 500;
    text-align: center;
    background: transparent;
    border: none;
    border-radius: 4px;
    color: var(--panel-text-secondary);
    transition: all 0.12s ease;
}

.hero-panel__tab:hover {
    color: var(--panel-text);
}

.hero-panel__tab--active {
    background: var(--panel-bg-secondary);
    color: var(--panel-text);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
    border: 1px solid var(--panel-border);
}

/* 深色模式分頁按鈕調整 */
@media (prefers-color-scheme: dark) {
    .hero-panel__tabs {
        background: rgba(255, 255, 255, 0.08);
        border-color: rgba(255, 255, 255, 0.1);
    }

    .hero-panel__tab--active {
        background: rgba(255, 255, 255, 0.2);
        border-color: rgba(255, 255, 255, 0.15);
    }
}

/* 搜尋框 - macOS 風格 */
.hero-panel__search {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 5px 8px;
    background: var(--panel-input-bg);
    border: 1px solid var(--panel-border);
    border-radius: 6px;
    margin-bottom: 8px;
}

.hero-panel__search-icon {
    width: 13px;
    height: 13px;
    fill: var(--panel-text-secondary);
    flex-shrink: 0;
    opacity: 0.6;
}

.hero-panel__search-input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 12px;
    font-family: inherit;
    color: var(--panel-text);
    outline: none;
}

.hero-panel__search-input::placeholder {
    color: var(--panel-text-secondary);
    opacity: 0.7;
}

/* 字組列表 */
.hero-panel__list {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
    overflow: clip auto;  /* x 完全禁止滾動，y 自動滾動 */
}

.hero-panel__list-item {
    padding: 4px 6px;
    font-size: 12px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 4px;
    transition: all 0.1s ease;
    /* 顯示字元內容 - 靠左對齊 */
    text-align: left;
    letter-spacing: 0.05em;
    font-family: inherit;
    /* 單行顯示，超過顯示刪節號 */
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;  /* 防止 flex 子元素撐開容器 */
}

.hero-panel__list-item:hover {
    background: var(--panel-highlight);
}

.hero-panel__list-item--selected {
    background: var(--panel-selected-bg);
    border-color: var(--panel-selected-border);
}

/* 工具列 */
.hero-panel__toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 8px;
}

.hero-panel__toolbar-left {
    display: flex;
    gap: 2px;
}

.hero-panel__toolbar-right {
    display: flex;
    gap: 6px;
}

.hero-panel__toolbar-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    background: transparent;
    border: none;
    border-radius: 4px;
    color: var(--panel-text-secondary);
    transition: all 0.12s ease;
}

.hero-panel__toolbar-btn:hover {
    background: var(--panel-highlight);
}

.hero-panel__toolbar-btn svg {
    width: 14px;
    height: 14px;
    fill: currentColor;
}

/* 圓形按鈕（右側） */
.hero-panel__toolbar-btn--round {
    width: 20px;
    height: 20px;
}

.hero-panel__toolbar-btn--round svg {
    width: 16px;
    height: 16px;
}

/* --------------------------------------------------------------------------
   Reference Panel - 參考字面板（上半部）
   -------------------------------------------------------------------------- */

/* Reference 面板佔一半高度 */
.hero-panel[data-panel="reference"] {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.hero-panel[data-panel="reference"] .hero-panel__content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.hero-panel__textarea-wrapper {
    position: relative;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.hero-panel__textarea {
    width: 100%;
    flex: 1;
    min-height: 40px;
    padding: 2px;
    font-size: 16px;
    font-family: inherit;
    letter-spacing: 0.05em;
    line-height: 1.6;
    background: transparent;
    border: none;
    color: var(--panel-text);
    resize: none;
    outline: none;
    cursor: text;
}

.hero-panel__textarea:focus {
    outline: none;
}

/* Save 按鈕 - 延伸整個寬度 */
.hero-panel__save-btn {
    display: block;
    width: 100%;
    margin-top: 6px;
    padding: 4px 10px;
    font-size: 10px;
    font-weight: 500;
    font-family: inherit;
    text-align: center;
    background: var(--panel-bg-secondary);
    border: 1px solid var(--panel-border);
    border-radius: 4px;
    color: var(--panel-text-secondary);
    transition: all 0.12s ease;
}

.hero-panel__save-btn:hover {
    background: var(--panel-highlight);
}

/* --------------------------------------------------------------------------
   Locked Panel - 鎖定字面板（下半部，底部對齊主視窗）
   -------------------------------------------------------------------------- */

/* Locked 面板佔一半高度 */
.hero-panel[data-panel="locked"] {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.hero-panel[data-panel="locked"] .hero-panel__content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* mini-grid 垂直居中 */
.hero-panel[data-panel="locked"] .hero-panel__mini-grid {
    margin: auto 0;
}

.hero-panel__mini-grid {
    display: grid;
    grid-template-columns: repeat(3, 36px);
    justify-content: center;
    gap: 8px;
    padding: 4px 0;
}

.hero-panel__mini-cell {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-family: "Noto Serif TC", "Noto Serif SC", "Noto Serif JP", "Noto Serif KR", serif;
    background: var(--panel-bg-secondary);
    border: 1px solid var(--panel-border);
    border-radius: 6px;
    color: var(--panel-text);
}

/* 中央鎖頭格 */
.hero-panel__mini-cell--center {
    border-radius: 6px;
    transition: all 0.12s ease;
}

.hero-panel__mini-cell--center:hover {
    opacity: 0.8;
}

.hero-panel__mini-cell--center svg {
    width: 18px;
    height: 18px;
    fill: var(--panel-text-secondary);
}

/* 鎖定狀態 - 非聚焦時維持一般按鈕樣式 */
.hero-panel__mini-cell--center.hero-panel__mini-cell--locked {
    background: var(--panel-bg);
    border-color: var(--panel-border);
}

.hero-panel__mini-cell--center.hero-panel__mini-cell--locked svg {
    fill: var(--panel-text-secondary);
}

/* 鎖定狀態 + 面板聚焦時才顯示系統高亮 */
.hero-panel--focused .hero-panel__mini-cell--center.hero-panel__mini-cell--locked {
    background: #007AFF;
    border-color: #007AFF;
}

.hero-panel--focused .hero-panel__mini-cell--center.hero-panel__mini-cell--locked svg {
    fill: #ffffff;
}

@media (prefers-color-scheme: dark) {
    .hero-panel--focused .hero-panel__mini-cell--center.hero-panel__mini-cell--locked {
        background: #0A84FF;
        border-color: #0A84FF;
    }
}

/* 鎖定字隱藏狀態 */
.hero-panel__mini-grid--hidden .hero-panel__mini-cell:not(.hero-panel__mini-cell--center) {
    color: transparent;
}

/* --------------------------------------------------------------------------
   Panel Hidden State - 隱藏但保留空間
   -------------------------------------------------------------------------- */
.hero-panel {
    transition: opacity 0.15s ease, visibility 0.15s ease;
}

.hero-panel--hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

/* --------------------------------------------------------------------------
   Interactive Hero Toolbar Icons - 開關面板按鈕狀態
   -------------------------------------------------------------------------- */
.interactive-hero__icon-btn--active svg {
    fill: #007AFF;
}

/* Dark mode adjustment */
@media (prefers-color-scheme: dark) {
    .interactive-hero__icon-btn--active svg {
        fill: #0A84FF;
    }
}

/* --------------------------------------------------------------------------
   Responsive Design
   -------------------------------------------------------------------------- */

/* 響應式：面板保持顯示，允許裁切（模擬真實應用程式視窗） */

/* 手機版：整體等比縮小 */
@media (max-width: 480px) {
    .hero-workspace {
        transform: scale(0.88);
        transform-origin: top center;
    }
}

/* --------------------------------------------------------------------------
   Mobile Landscape Support
   -------------------------------------------------------------------------- */

/* Mobile Landscape: 自動填滿可用寬度 */
@media (orientation: landscape) and (max-height: 500px) {
    .hero-workspace {
        max-width: 100%;
        gap: 8px;
        padding: 0 16px;
        transform: none; /* 覆蓋 max-width: 480px 的 scale(0.88) */
    }

    .hero-workspace__left,
    .hero-workspace__right {
        width: 140px;
    }
}