/* PDF 气泡标注工具 - 主样式表 */

/* ═══════════════════════════════════════════
   全局重置 & 变量
════════════════════════════════════════════ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --bg-base:       #141414;
    --bg-panel:      #1c1c1c;
    --bg-card:       #202020;
    --bg-ribbon:     #181818;
    --bg-hover:      #2a2a2a;
    --bg-active:     #303030;
    --border:        #2e2e2e;
    --border-light:  #383838;
    --text-primary:  #e8e8e8;
    --text-secondary:#aaaaaa;
    --text-muted:    #666666;
    --accent:        #ff6a00;
    --accent-dim:    rgba(255,106,0,0.15);
    --accent-hover:  #ff8533;
    --success:       #2da44e;
    --success-dim:   rgba(45,164,78,0.15);
    --danger:        #cf222e;
    --danger-dim:    rgba(207,34,46,0.15);
    --info:          #1f8ecd;
    --info-dim:      rgba(31,142,205,0.12);
    --guide-blue:    #2f80ff;
    --guide-blue-dim: rgba(47,128,255,0.2);
    --ocr-panel-bg:      #17191f;
    --ocr-header-bg:     #1f232b;
    --ocr-table-head-bg: #20242c;
    --ocr-row-bg:        #17191f;
    --ocr-row-alt-bg:    #1b1f26;
    --ocr-input-bg:      #11141a;
    --ocr-input-focus-bg:#171d25;
    --ocr-border:        #303743;
    --ocr-text:          #eef2f7;
    --ocr-text-soft:     #c1cad7;
    --ocr-text-muted:    #8b96a8;
    --ocr-info:          #58c4dd;
    --ocr-success:       #57c47a;
    --ocr-danger:        #ff6b7a;
    --ocr-shadow:        0 -8px 24px rgba(0, 0, 0, 0.42);

    --titlebar-h:    38px;
    --ribbon-h:      64px;
    --status-h:      26px;
    --panel-w:       220px;
    --radius-sm:     4px;
    --radius:        6px;
    --radius-lg:     10px;

    --shadow-sm:     0 1px 4px rgba(0,0,0,0.4);
    --shadow:        0 4px 16px rgba(0,0,0,0.5);
    --shadow-lg:     0 8px 32px rgba(0,0,0,0.6);

    --canvas-bg:     radial-gradient(circle at 50% 50%, #1a1a1a 0%, #111 100%);
    --canvas-grid:   rgba(255,255,255,0.02);
}

[data-theme="light"] {
    --bg-base:       #f5f5f5;
    --bg-panel:      #ffffff;
    --bg-card:       #ffffff;
    --bg-ribbon:     #fafafa;
    --bg-hover:      #e8e8e8;
    --bg-active:     #d8d8d8;
    --border:        #e0e0e0;
    --border-light:  #d0d0d0;
    --text-primary:  #1a1a1a;
    --text-secondary:#555555;
    --text-muted:    #888888;
    --accent:        #e85d00;
    --accent-dim:    rgba(232,93,0,0.12);
    --accent-hover:  #ff6a00;
    --success:       #22863a;
    --success-dim:   rgba(34,134,58,0.12);
    --danger:        #cb2431;
    --danger-dim:    rgba(203,36,49,0.12);
    --info:          #0366d6;
    --info-dim:      rgba(3,102,214,0.1);
    --guide-blue:    #1f78ff;
    --guide-blue-dim: rgba(31,120,255,0.18);
    --ocr-panel-bg:      #fbfcfe;
    --ocr-header-bg:     #f2f5f8;
    --ocr-table-head-bg: #edf1f5;
    --ocr-row-bg:        #ffffff;
    --ocr-row-alt-bg:    #f7f9fb;
    --ocr-input-bg:      #ffffff;
    --ocr-input-focus-bg:#fffaf5;
    --ocr-border:        #d7dee8;
    --ocr-text:          #1f2937;
    --ocr-text-soft:     #475467;
    --ocr-text-muted:    #667085;
    --ocr-info:          #0b7794;
    --ocr-success:       #1f7a3f;
    --ocr-danger:        #c93645;
    --ocr-shadow:        0 -8px 22px rgba(15, 23, 42, 0.12);

    --shadow-sm:     0 1px 4px rgba(0,0,0,0.08);
    --shadow:        0 4px 16px rgba(0,0,0,0.1);
    --shadow-lg:     0 8px 32px rgba(0,0,0,0.12);

    --canvas-bg:     radial-gradient(circle at 50% 50%, #f8f8f8 0%, #e8e8e8 100%);
    --canvas-grid:   rgba(0,0,0,0.04);
}

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    font-family: "Inter", "Microsoft YaHei", "Segoe UI", "Segoe UI Symbol", "Cambria Math", "Cambria", Arial, sans-serif;
    font-size: 13px;
    color: var(--text-primary);
    background: var(--bg-base);
    transition: background 0.3s ease, color 0.3s ease;
}

/* ═══════════════════════════════════════════
   标题栏
════════════════════════════════════════════ */
.titlebar {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--titlebar-h);
    background: var(--bg-base);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 14px;
    z-index: 200;
    user-select: none;
    transition: background 0.3s ease, border-color 0.3s ease;
    overflow: visible;
}

.titlebar-logo {
    display: flex;
    align-items: center;
    transition: transform 0.3s ease;
}

.titlebar-logo:hover {
    transform: scale(1.1) rotate(5deg);
}

.titlebar-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 0.5px;
}

.titlebar-author {
    font-size: 13px;
    font-weight: 400;
    color: var(--text-secondary);
    margin-left: 6px;
}

.titlebar-spacer {
    flex: 1;
}

.titlebar-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-muted);
}

.status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--text-muted);
    flex-shrink: 0;
    transition: background 0.3s;
}
.status-dot.ok  { background: var(--success); box-shadow: 0 0 6px var(--success); }
.status-dot.err { background: var(--danger);  box-shadow: 0 0 6px var(--danger);  }

.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 28px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-secondary);
}
.theme-toggle:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
    color: var(--accent);
}
.theme-toggle svg {
    width: 16px;
    height: 16px;
    transition: transform 0.3s ease;
}
.theme-toggle:hover svg {
    transform: rotate(15deg);
}

.titlebar-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    height: 28px;
    padding: 0 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-secondary);
    font-size: 12px;
    font-family: inherit;
}
.titlebar-btn:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
    color: var(--accent);
}
.titlebar-btn svg {
    width: 14px;
    height: 14px;
}

/* ═══════════════════════════════════════════
   Ribbon 工具栏
════════════════════════════════════════════ */
.ribbon {
    position: fixed;
    top: var(--titlebar-h);
    left: 0; right: 0;
    height: var(--ribbon-h);
    background: var(--bg-ribbon);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 10px;
    gap: 2px;
    z-index: 150;
    user-select: none;
    transition: background 0.3s ease, border-color 0.3s ease;
    overflow-x: auto;
    overflow-y: visible;
    scrollbar-width: thin;
}

.ribbon-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 4px 6px;
    flex-shrink: 0;
}

.ribbon-group-label {
    font-size: 11px;
    color: var(--text-muted);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    order: 2;
    margin-top: 1px;
}

.ribbon-group-btns {
    display: flex;
    align-items: center;
    gap: 3px;
    order: 1;
}

.ribbon-more {
    position: relative;
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.ribbon-more > summary {
    list-style: none;
}

.ribbon-more > summary::-webkit-details-marker {
    display: none;
}

.ribbon-more-menu {
    position: fixed;
    top: var(--ribbon-more-menu-top, calc(var(--titlebar-h) + var(--ribbon-h) - 4px));
    left: var(--ribbon-more-menu-left, 10px);
    display: none;
    min-width: 168px;
    max-width: min(240px, calc(100vw - 16px));
    padding: 6px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg-card);
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.34);
    z-index: 1000;
}

.ribbon-more[open] .ribbon-more-menu {
    display: grid;
    gap: 2px;
}

.ribbon-menu-item {
    width: 100%;
    min-width: 0;
    height: 32px;
    padding: 4px 9px;
    flex-direction: row;
    justify-content: flex-start;
    gap: 9px;
}

.ribbon-sep {
    width: 1px;
    height: 44px;
    background: var(--border);
    margin: 0 4px;
    flex-shrink: 0;
}

.tool-sep {
    width: 1px;
    height: 28px;
    background: var(--border);
    margin: 0 2px;
}

/* ── Ribbon 按钮 ── */
.rbn-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: 4px 7px;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 10px;
    font-family: inherit;
    min-width: 44px;
    height: 44px;
    transition: all 0.2s ease;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.rbn-btn:hover {
    background: var(--bg-hover);
    border-color: var(--border-light);
    color: var(--text-primary);
    transform: translateY(-1px);
}

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

.rbn-btn.active,
.rbn-btn.shape-selected {
    background: var(--accent-dim);
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 0 0 1px var(--accent);
}

.rbn-btn.shape-selected:not(.active) {
    box-shadow: inset 0 0 0 1px var(--accent);
}

.rbn-btn--accent {
    background: var(--accent-dim);
    border-color: var(--accent);
    color: var(--accent);
}
.rbn-btn--accent:hover {
    background: var(--accent);
    color: #fff;
}

.rbn-btn--info {
    background: var(--info-dim);
    border-color: var(--info);
    color: var(--info);
}
.rbn-btn--info:hover {
    background: var(--info);
    color: #fff;
}

.rbn-btn--success {
    background: var(--success-dim);
    border-color: var(--success);
    color: var(--success);
}
.rbn-btn--success:hover {
    background: var(--success);
    color: #fff;
}

.rbn-btn--danger {
    background: var(--danger-dim);
    border-color: var(--danger);
    color: var(--danger);
}
.rbn-btn--danger:hover {
    background: var(--danger);
    color: #fff;
}

.rbn-btn--learn {
    background: var(--info-dim);
    border-color: rgba(31, 142, 205, 0.28);
    color: var(--info);
}

.rbn-btn--learn:hover {
    background: var(--info);
    border-color: var(--info);
    color: #fff;
}

.rbn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
}

.rbn-text {
    font-size: 12px;
    line-height: 1;
}

.rbn-btn--more {
    background: var(--bg-card);
    border-color: var(--border);
    color: var(--text-secondary);
}

.rbn-btn--more:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
    color: var(--accent);
}

.ribbon-more[open] > .rbn-btn--more {
    background: var(--accent-dim);
    border-color: var(--accent);
    color: var(--accent);
}

.ribbon-more > .rbn-btn--more {
    min-width: 44px;
    width: auto;
    padding: 4px 7px;
    border-radius: var(--radius-sm);
    background: transparent;
}

.ribbon-more-menu .ribbon-menu-item,
.ribbon-more-menu .ribbon-menu-item.rbn-btn--accent,
.ribbon-more-menu .ribbon-menu-item.rbn-btn--success,
.ribbon-more-menu .ribbon-menu-item.rbn-btn--info,
.ribbon-more-menu .ribbon-menu-item.rbn-btn--danger,
.ribbon-more-menu .ribbon-menu-item.rbn-btn--learn {
    background: transparent;
    border-color: transparent;
    box-shadow: none;
    color: var(--text-secondary);
}

.ribbon-more-menu .ribbon-menu-item:hover,
.ribbon-more-menu .ribbon-menu-item.rbn-btn--accent:hover,
.ribbon-more-menu .ribbon-menu-item.rbn-btn--success:hover,
.ribbon-more-menu .ribbon-menu-item.rbn-btn--info:hover,
.ribbon-more-menu .ribbon-menu-item.rbn-btn--danger:hover,
.ribbon-more-menu .ribbon-menu-item.rbn-btn--learn:hover {
    background: var(--bg-hover);
    border-color: transparent;
    color: var(--text-primary);
    transform: none;
}

.ribbon-more-menu .ribbon-menu-item .rbn-icon {
    width: 18px;
    height: 18px;
    color: var(--text-muted);
}

.ribbon-more-menu .ribbon-menu-item.rbn-btn--accent .rbn-icon {
    color: var(--accent);
}

.ribbon-more-menu .ribbon-menu-item.rbn-btn--success .rbn-icon {
    color: var(--success);
}

.ribbon-more-menu .ribbon-menu-item.rbn-btn--info .rbn-icon {
    color: var(--info);
}

.ribbon-more-menu .ribbon-menu-item.rbn-btn--danger .rbn-icon {
    color: var(--danger);
}

.ribbon-more-menu .ribbon-menu-item.rbn-btn--learn .rbn-icon {
    color: var(--info);
}

.ribbon-more-menu .ribbon-menu-item .rbn-text {
    font-size: 12px;
    line-height: 1.2;
}

/* ── 页码/缩放徽章 ── */
.page-badge,
.zoom-badge {
    min-width: 52px;
    height: 28px;
    background: var(--bg-base);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
    padding: 0 6px;
    transition: all 0.2s ease;
}

.page-badge:hover,
.zoom-badge:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* ── 图标按钮 ── */
.icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border: none;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: background 0.12s, color 0.12s;
    flex-shrink: 0;
}
.icon-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

/* ═══════════════════════════════════════════
   主体布局
════════════════════════════════════════════ */
.main-layout {
    position: fixed;
    top: calc(var(--titlebar-h) + var(--ribbon-h));
    bottom: var(--status-h);
    left: 0; right: 0;
    display: flex;
    overflow: hidden;
}

.main-layout.ocr-bottom-open .canvas-area {
    padding-bottom: var(--ocr-panel-offset, 160px);
}

.main-layout.ocr-bottom-collapsed .canvas-area {
    padding-bottom: 46px;
}

/* ═══════════════════════════════════════════
   左侧属性面板
════════════════════════════════════════════ */
.prop-panel {
    position: relative;
    width: var(--panel-w);
    min-width: var(--panel-w);
    min-height: 0;
    background: var(--bg-panel);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    transition: width 0.3s ease, min-width 0.3s ease;
}

.prop-panel-inner {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 8px;
    overflow-y: auto;
    min-height: 0;
    flex: 1;
    transition: opacity 0.2s ease;
}

.prop-panel.collapsed {
    width: 16px;
    min-width: 16px;
}

.prop-panel.collapsed .prop-panel-inner {
    opacity: 0;
    pointer-events: none;
}

.panel-collapse-btn {
    position: absolute;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    width: 16px;
    height: 64px;
    border: none;
    border-radius: 0 6px 6px 0;
    background: var(--bg-panel);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    z-index: 10;
}

.panel-collapse-btn:hover {
    background: var(--accent);
    color: #fff;
}

.panel-collapse-btn svg {
    width: 14px;
    height: 14px;
    transition: transform 0.3s ease;
}

[data-theme="light"] .panel-collapse-btn {
    background: #d0d0d0;
    color: #333333;
}

[data-theme="light"] .panel-collapse-btn:hover {
    background: var(--accent);
    color: #fff;
}

[data-theme="dark"] .panel-collapse-btn {
    background: #e0e0e0;
    color: #333333;
}

.prop-panel.collapsed .panel-collapse-btn svg {
    transform: rotate(180deg);
}

/* ── 卡片 ── */
.panel-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.panel-card:hover {
    box-shadow: var(--shadow);
}

.panel-card--flex {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
    overflow: visible;
}

.card-header {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    background: rgba(255,255,255,0.02);
    border-bottom: 1px solid var(--border);
}

.card-body {
    padding: 10px 12px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.card-header--tabs {
    gap: 8px;
}

.sidebar-switcher {
    flex: 1;
    min-width: 0;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 6px;
}

.sidebar-switcher__btn {
    min-width: 0;
    height: 28px;
    padding: 0 8px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-light);
    background: var(--bg-hover);
    color: var(--text-secondary);
    font-size: 11px;
    font-weight: 600;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: all 0.18s ease;
}

.sidebar-switcher__btn:hover {
    border-color: rgba(255, 106, 0, 0.45);
    color: var(--text-primary);
}

.sidebar-switcher__btn.is-active {
    background: rgba(255, 106, 0, 0.18);
    border-color: rgba(255, 106, 0, 0.65);
    color: var(--text-primary);
}

.sidebar-switcher__btn .bubble-count {
    margin-left: 0;
}

.sidebar-tab-panels {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
}

.sidebar-tab-panel {
    display: none;
}

.sidebar-tab-panel.is-active {
    display: flex;
    flex-direction: column;
    min-height: 0;
    overflow-y: auto;
}

.sidebar-tab-panel--flex.is-active {
    min-height: 0;
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* ── 属性项 ── */
.prop-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.prop-actions {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.prop-action-btn {
    min-height: 28px;
    flex: 1 1 86px;
    padding: 0 8px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--text-secondary);
    font: inherit;
    font-size: 11px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.prop-action-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--bg-hover);
}

.prop-action-btn--wide {
    width: 100%;
    flex-basis: 100%;
}

.prop-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.prop-name {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 500;
}

.prop-val {
    font-size: 11px;
    color: var(--accent);
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

.font-size-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
}

.font-size-toggle input[type="checkbox"] {
    display: none;
}

.font-size-toggle__track {
    position: relative;
    width: 36px;
    height: 20px;
    background: var(--border);
    border-radius: 999px;
    transition: background 0.2s ease;
    flex-shrink: 0;
}

.font-size-toggle__thumb {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #fff;
    transition: transform 0.2s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.28);
}

.font-size-toggle__label {
    font-size: 11px;
    color: var(--text-secondary);
    font-weight: 600;
}

.font-size-toggle input:checked + .font-size-toggle__track {
    background: var(--accent);
}

.font-size-toggle input:checked + .font-size-toggle__track .font-size-toggle__thumb {
    transform: translateX(16px);
}

/* ── 滑块 ── */
.slider {
    width: 100%;
    -webkit-appearance: none;
    appearance: none;
    height: 4px;
    border-radius: 2px;
    background: var(--border-light);
    outline: none;
    cursor: pointer;
}
.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--accent);
    border: 2px solid #fff;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: transform 0.1s;
}
.slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.slider:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.slider:disabled::-webkit-slider-thumb {
    cursor: not-allowed;
    transform: none;
}

/* ── 颜色组 ── */
.color-grid {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.color-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.color-row.is-disabled {
    opacity: 0.55;
}

.color-label {
    font-size: 11px;
    color: var(--text-muted);
    width: 28px;
    flex-shrink: 0;
}

.color-picker {
    flex: 1;
    height: 26px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    background: var(--bg-base);
    cursor: pointer;
    padding: 2px;
    transition: border-color 0.12s;
}
.color-picker:hover {
    border-color: var(--accent);
}

.color-picker:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ── 快捷配色 ── */
.color-presets {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(22px, 1fr));
    gap: 5px;
}

.preset-btn {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
    justify-self: center;
}
.preset-btn:hover {
    transform: scale(1.25);
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
.preset-btn.active {
    border-color: #fff;
    box-shadow: 0 0 0 2px var(--accent), 0 2px 8px rgba(0,0,0,0.3);
    transform: scale(1.15);
}

/* 图钉样式选择器 */
.pin-style-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
    margin-top: 4px;
}
.pin-style-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 6px 2px;
    border: 2px solid #d0d5dd;
    border-radius: 8px;
    background: #fff;
    color: #4a5568;
    cursor: pointer;
    transition: all 0.18s ease;
    font-size: 11px;
    line-height: 1.2;
}
.pin-style-btn:hover {
    border-color: var(--accent, #ff6a00);
    color: var(--accent, #ff6a00);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.pin-style-btn.active {
    border-color: var(--accent, #ff6a00);
    color: var(--accent, #ff6a00);
    background: rgba(255,106,0,0.06);
    box-shadow: 0 0 0 1px var(--accent, #ff6a00);
}
.pin-style-btn svg {
    flex-shrink: 0;
}

@media (max-height: 760px) {
    .prop-panel-inner {
        gap: 6px;
        padding: 6px;
    }

    .card-header {
        padding: 6px 10px;
    }

    .card-body {
        gap: 8px;
        padding: 8px 10px;
    }

    .prop-item {
        gap: 4px;
    }

    .prop-header {
        margin-bottom: 0;
    }

    .slider {
        height: 3px;
    }

    .color-grid {
        gap: 4px;
    }

    .color-picker {
        height: 24px;
    }

    .color-presets {
        gap: 4px;
        grid-template-columns: repeat(auto-fill, minmax(20px, 1fr));
    }

    .preset-btn {
        width: 20px;
        height: 20px;
    }
}

/* ── 气泡计数徽章 ── */
.bubble-count {
    margin-left: auto;
    background: var(--accent-dim);
    color: var(--accent);
    border: 1px solid var(--accent);
    border-radius: 10px;
    font-size: 10px;
    font-weight: 600;
    padding: 1px 6px;
    min-width: 20px;
    text-align: center;
}

/* ── 标注列表 ── */
.bubble-list {
    flex: 1;
    overflow-y: auto;
    padding: 6px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px 10px;
    color: var(--text-muted);
    font-size: 12px;
}

.bubble-tools {
    padding: 0 10px 8px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.bubble-tools__stats {
    font-size: 11px;
    color: var(--text-muted);
}

.bubble-tools__row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto;
    gap: 6px;
}

.bubble-tools__row--split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}

.bubble-tools__row--field {
    grid-template-columns: minmax(0, 1fr) auto;
}

.bubble-filter-select {
    min-width: 0;
    height: 30px;
    padding: 4px 8px;
    font-size: 11px;
}

.bubble-field-input {
    min-width: 0;
    height: 30px;
    padding: 4px 8px;
    font-size: 11px;
}

.bubble-mini-btn {
    height: 30px;
    padding: 0 10px;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 106, 0, 0.28);
    background: rgba(255, 106, 0, 0.14);
    color: var(--text-primary);
    font-size: 11px;
    font-weight: 600;
}

.bubble-mini-btn:hover {
    background: rgba(255, 106, 0, 0.22);
}

.bubble-mini-btn:disabled {
    opacity: 0.48;
    cursor: not-allowed;
}

.bubble-tools__hint {
    color: var(--text-muted);
    font-size: 10px;
    line-height: 1.45;
}

.bubble-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.bubble-group__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 4px 2px 0;
}

.bubble-group__meta {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.bubble-group__actions {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.bubble-group__title {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-secondary);
}

.bubble-group__count {
    font-size: 10px;
    color: var(--text-muted);
}

.bubble-group__shape {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 10px;
    color: var(--text-muted);
    white-space: nowrap;
}

.bubble-group__shape-select {
    min-width: 58px;
    height: 24px;
    border: 1px solid var(--border-light);
    border-radius: 6px;
    background: var(--bg-primary);
    color: var(--text-secondary);
    font-size: 10px;
    padding: 2px 6px;
    cursor: pointer;
}

.bubble-group__shape-select:hover,
.bubble-group__shape-select:focus {
    border-color: var(--accent);
    outline: none;
}

.bubble-group__toggle,
.bubble-group__action,
.bubble-visibility-btn {
    border: 1px solid var(--border-light);
    background: var(--bg-hover);
    color: var(--text-secondary);
    border-radius: 999px;
    font-size: 10px;
    line-height: 1;
    padding: 4px 8px;
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.bubble-group__toggle:hover,
.bubble-group__action:hover,
.bubble-visibility-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.bubble-group__items {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.bubble-item {
    display: flex;
    align-items: flex-start;
    gap: 7px;
    padding: 8px 10px;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 11px;
    transition: all 0.2s ease;
    cursor: default;
}
.bubble-item:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
    transform: translateX(3px);
}

.bubble-item.is-selected {
    background: rgba(15, 128, 255, 0.10);
    border-color: var(--accent);
    box-shadow: 0 0 0 1px rgba(15, 128, 255, 0.24);
}

.bubble-item.is-overdue {
    border-color: rgba(220, 53, 69, 0.45);
    box-shadow: inset 2px 0 0 rgba(220, 53, 69, 0.88);
}

.bubble-item.is-unassigned {
    border-color: rgba(255, 193, 7, 0.4);
}

.bubble-item.is-hidden {
    opacity: 0.58;
}

.bubble-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.bubble-no {
    font-weight: 600;
    color: var(--text-primary);
    min-width: 22px;
}

.bubble-main {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
    flex: 1;
}

.bubble-shape {
    color: var(--text-muted);
}

.bubble-meta {
    color: var(--accent);
    font-size: 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bubble-meta.is-overdue {
    color: #ff7b87;
}

.bubble-meta.is-muted {
    color: #f2c14e;
}

.bubble-meta.is-hidden {
    color: var(--text-muted);
}

.bubble-pos {
    color: var(--text-muted);
    font-size: 10px;
    font-family: "Consolas", monospace;
    flex-shrink: 0;
    padding-top: 1px;
}

.bubble-visibility-btn {
    margin-left: auto;
}

.bubble-visibility-btn.is-hidden {
    color: var(--accent);
    border-color: rgba(255, 106, 0, 0.32);
}

/* ═══════════════════════════════════════════
   中间画布区域
════════════════════════════════════════════ */
.canvas-area {
    position: absolute;
    inset: 0;
    overflow: auto;
    background: var(--canvas-bg);
    background-image:
        linear-gradient(var(--canvas-grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--canvas-grid) 1px, transparent 1px);
    background-size: 20px 20px;
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 20px;
    transition: background 0.3s ease;
}

.viewer-shell {
    --ruler-size: 24px;
    position: relative;
    flex: 1;
    min-width: 0;
    overflow: hidden;
    background: var(--canvas-bg);
}

.viewer-shell.ruler-visible .canvas-area {
    top: var(--ruler-size);
    left: var(--ruler-size);
}

.canvas-area.drag-over {
    background-color: rgba(255,106,0,0.05);
    outline: 2px dashed var(--accent);
    outline-offset: -4px;
}

.empty-canvas-stage {
    position: absolute;
    inset: 20px;
    z-index: 1;
    pointer-events: none;
}

.empty-canvas-stage__center {
    position: relative;
    z-index: 1;
    min-height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 28px;
    transform: translateY(-22px);
}

.canvas-contact {
    position: absolute;
    right: 34px;
    bottom: 42px;
    min-width: min(44vw, 520px);
    display: grid;
    gap: 6px;
    justify-items: end;
    text-align: right;
    opacity: 0.78;
}

.canvas-contact__label {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--accent);
}

.canvas-contact strong {
    font-size: 20px;
    font-weight: 700;
    line-height: 1.35;
    color: var(--text-primary);
    white-space: nowrap;
    text-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

[data-theme="light"] .canvas-slogan {
    opacity: 0.09;
}

[data-theme="dark"] .canvas-slogan {
    opacity: 0.12;
}

/* ── 空状态 ── */
.drop-hint {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--text-muted);
    pointer-events: auto;
    user-select: none;
    padding: 40px;
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    border: 1px dashed var(--border-light);
    transition: all 0.3s ease;
}

.drop-hint:hover {
    border-color: var(--accent);
    background: var(--bg-hover);
}

.drop-hint svg {
    transition: transform 0.3s ease;
}

.drop-hint:hover svg {
    transform: scale(1.1);
    color: var(--accent);
}

.drop-hint-icon {
    color: var(--text-secondary);
}

.drop-hint-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-secondary);
}

.drop-hint-sub {
    font-size: 12px;
    color: var(--text-muted);
    text-align: center;
}

.drop-hint-btn {
    margin-top: 6px;
    padding: 10px 28px;
    background: var(--accent-dim);
    border: 1px solid var(--accent);
    border-radius: var(--radius);
    color: var(--accent);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
}
.drop-hint-btn:hover {
    background: var(--accent);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255,106,0,0.3);
}

/* ── Canvas ── */
.canvas-wrap {
    --ruler-size: 24px;
    position: relative;
    display: inline-block;
    margin-top: 0;
    margin-left: 0;
    user-select: none;
}

.canvas-wrap.is-zoom-preview {
    pointer-events: none;
}

.canvas-ruler-shell {
    --ruler-size: 24px;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 30;
    pointer-events: none;
    overflow: hidden;
}

.ruler-corner {
    position: absolute;
    top: 0;
    left: 0;
    width: var(--ruler-size);
    height: var(--ruler-size);
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background:
        linear-gradient(135deg, rgba(47, 128, 255, 0.08), transparent 62%),
        var(--bg-card);
}

.canvas-ruler {
    position: absolute;
    display: block;
    touch-action: none;
    background: var(--bg-card);
    pointer-events: auto;
}

.canvas-ruler--top {
    top: 0;
    left: var(--ruler-size);
    cursor: row-resize;
}

.canvas-ruler--left {
    top: var(--ruler-size);
    left: 0;
    cursor: col-resize;
}

.page-stage {
    position: relative;
    display: inline-block;
    overflow: hidden;
    border-radius: 2px;
    box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255,255,255,0.05);
    transform-origin: top left;
    will-change: transform;
}

#pdfCanvas {
    display: block;
    border-radius: 2px;
}

.guide-layer {
    position: absolute;
    inset: 0;
    z-index: 11;
    pointer-events: none;
}

.guide-line {
    position: absolute;
    background: var(--guide-blue);
    box-shadow: 0 0 0 1px var(--guide-blue-dim), 0 0 10px rgba(47, 128, 255, 0.28);
    pointer-events: auto;
}

.guide-line--vertical {
    top: 0;
    bottom: 0;
    width: 1px;
    transform: translateX(-0.5px);
    cursor: col-resize;
}

.guide-line--vertical::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: -6px;
    width: 13px;
}

.guide-line--horizontal {
    left: 0;
    right: 0;
    height: 1px;
    transform: translateY(-0.5px);
    cursor: row-resize;
}

.guide-line--horizontal::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: -6px;
    height: 13px;
}

.guide-line.is-preview {
    opacity: 0.7;
    pointer-events: none;
    box-shadow: 0 0 0 1px rgba(47, 128, 255, 0.14), 0 0 8px rgba(47, 128, 255, 0.18);
}

#annoCanvas {
    position: absolute;
    inset: 0;
    z-index: 9;
    cursor: crosshair;
    border-radius: 2px;
}

/* ── OCR框选 ── */
.ocr-box {
    position: absolute;
    display: none;
    border: 2px dashed var(--info);
    background: var(--info-dim);
    pointer-events: none;
    z-index: 12;
    border-radius: 2px;
}

.selection-box {
    position: absolute;
    display: none;
    border: 1px dashed rgba(15, 128, 255, 0.95);
    background: rgba(15, 128, 255, 0.12);
    pointer-events: none;
    z-index: 13;
    border-radius: 2px;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.45);
}

.scan-overlay {
    position: absolute;
    inset: 0;
    z-index: 12;
    pointer-events: none;
    display: none;
    overflow: hidden;
}

.scan-overlay.is-active {
    display: block;
}

.scan-global-effect {
    position: absolute;
    inset: 0;
    overflow: hidden;
    opacity: 0.92;
}

.scan-global-effect::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, transparent 0%, var(--scan-color-a, rgba(125, 211, 252, 0.12)) 48%, transparent 100%),
        repeating-linear-gradient(
            180deg,
            transparent 0,
            transparent 22px,
            var(--scan-color-c, rgba(255, 255, 255, 0.08)) 23px,
            transparent 24px
        );
    transform: translateY(-100%);
    animation: scanGlobalRoll 2.4s linear infinite;
}

.scan-global-effect::after {
    content: "";
    position: absolute;
    inset: -18% -8%;
    background:
        linear-gradient(110deg, transparent 8%, var(--scan-color-b, rgba(167, 243, 208, 0.16)) 20%, transparent 34%),
        linear-gradient(72deg, transparent 58%, var(--scan-color-c, rgba(254, 240, 138, 0.13)) 68%, transparent 78%);
    transform: translateX(-40%);
    animation: scanGlobalCross 3.8s ease-in-out infinite;
}

.scan-global-line {
    position: absolute;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--scan-color-b, rgba(167, 243, 208, 0.72)), transparent);
    box-shadow: 0 0 12px var(--scan-color-b, rgba(167, 243, 208, 0.45));
    animation: scanGlobalLine 1.8s ease-in-out infinite;
}

.scan-global-line:nth-child(1) {
    animation-delay: 0s;
}

.scan-global-line:nth-child(2) {
    animation-delay: 0.56s;
    opacity: 0.68;
}

.scan-global-line:nth-child(3) {
    animation-delay: 1.08s;
    opacity: 0.5;
}

.scan-window,
.scan-hit,
.scan-skip {
    position: absolute;
    border-radius: 3px;
    pointer-events: none;
}

.scan-window {
    border: 1.5px solid rgba(16, 185, 129, 0.82);
    background: rgba(16, 185, 129, 0.018);
    box-shadow:
        0 0 0 1px rgba(255, 255, 255, 0.45),
        0 0 10px rgba(16, 185, 129, 0.22);
    animation: scanPulse 1.1s ease-in-out infinite;
}

.scan-window::after {
    content: "";
    position: absolute;
    top: -2px;
    bottom: -2px;
    width: 18px;
    background: linear-gradient(90deg, transparent, rgba(16, 185, 129, 0.22), transparent);
    filter: blur(0.5px);
    animation: scanSweep 1.35s linear infinite;
}

.scan-hit {
    border: 1.5px solid rgba(47, 128, 255, 0.98);
    background: rgba(47, 128, 255, 0.12);
    box-shadow: 0 0 10px rgba(47, 128, 255, 0.3);
}

.scan-skip {
    border: 1px dashed rgba(255, 106, 0, 0.86);
    background: rgba(255, 106, 0, 0.07);
}

.scan-status-chip {
    position: absolute;
    left: 10px;
    top: 10px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 10px;
    border-radius: 999px;
    border: 1px solid var(--scan-color-b, rgba(125, 211, 252, 0.5));
    background: rgba(248, 250, 252, 0.88);
    color: #0f172a;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.16);
    backdrop-filter: blur(8px);
}

.scan-status-chip::before {
    content: "";
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--scan-color-b, #7dd3fc);
    box-shadow: 0 0 10px var(--scan-color-b, rgba(125, 211, 252, 0.95));
}

@keyframes scanPulse {
    0%, 100% { opacity: 0.86; }
    50% { opacity: 1; }
}

@keyframes scanSweep {
    from { left: -38px; }
    to { left: calc(100% + 38px); }
}

@keyframes scanGlobalRoll {
    from { transform: translateY(-100%); }
    to { transform: translateY(100%); }
}

@keyframes scanGlobalCross {
    0%, 100% { transform: translateX(-46%); opacity: 0.62; }
    50% { transform: translateX(18%); opacity: 0.92; }
}

@keyframes scanGlobalLine {
    0% { top: -4%; opacity: 0; }
    12% { opacity: 0.72; }
    88% { opacity: 0.72; }
    100% { top: 104%; opacity: 0; }
}

/* ═══════════════════════════════════════════
   OCR 文本基础样式
════════════════════════════════════════════ */
.ocr-panel {
    width: 240px;
    min-width: 240px;
    background: var(--bg-panel);
    border-left: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.ocr-text {
    flex: 1;
    background: var(--bg-base);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 8px;
    font-size: 12px;
    color: var(--text-primary);
    white-space: pre-wrap;
    word-break: break-all;
    overflow-y: auto;
    min-height: 80px;
    font-family: "Consolas", "Segoe UI Symbol", "Cambria Math", "Cambria", "Microsoft YaHei", monospace;
    line-height: 1.6;
}

.action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 7px 12px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 12px;
    font-family: inherit;
    transition: background 0.12s, border-color 0.12s, color 0.12s;
}
.action-btn:hover {
    background: var(--bg-hover);
    border-color: var(--border-light);
    color: var(--text-primary);
}

/* ═══════════════════════════════════════════
   底部状态栏
════════════════════════════════════════════ */
.status-bar {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    height: var(--status-h);
    background: var(--bg-base);
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 12px;
    font-size: 11px;
    color: var(--text-muted);
    z-index: 200;
    user-select: none;
    transition: background 0.3s ease, border-color 0.3s ease;
    gap: 16px;
}

.status-copyright {
    color: var(--text-muted);
    font-size: 10px;
    white-space: nowrap;
}

/* 备案信息 */
.status-beian {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
    color: var(--text-muted);
    font-size: 10px;
    white-space: nowrap;
}
.status-beian a {
    color: var(--text-muted);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 2px;
    transition: color 0.2s;
}
.status-beian a:hover {
    color: var(--text-secondary);
}
.beian-icon {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    vertical-align: middle;
}
.beian-divider {
    color: var(--border);
    user-select: none;
}
@media (max-width: 768px) {
    .status-beian {
        font-size: 9px;
        gap: 4px;
    }
    .status-beian .beian-divider {
        display: none;
    }
}

@media (max-width: 1400px) {
    .titlebar {
        gap: 8px;
        padding: 0 10px;
    }

    .titlebar-title {
        font-size: 16px;
    }

    .titlebar-btn {
        padding: 0 8px;
    }

    .ribbon {
        padding: 0 8px;
        gap: 1px;
    }

    .ribbon-group {
        padding: 4px 4px;
    }

    .ribbon-group-label {
        font-size: 10px;
    }

    .rbn-btn {
        min-width: 40px;
        padding: 4px 6px;
        font-size: 9px;
    }

    .rbn-icon {
        width: 18px;
        height: 18px;
    }

    .rbn-text {
        font-size: 11px;
    }

    .page-badge,
    .zoom-badge {
        min-width: 46px;
        padding: 0 5px;
        font-size: 11px;
    }
}

@media (max-width: 1280px) {
    .titlebar-title {
        display: none;
    }

    .titlebar-status {
        display: none;
    }

    .lang-name {
        max-width: 42px;
    }

    .ribbon {
        padding: 0 6px;
    }

    .ribbon-group-label {
        font-size: 9px;
    }

    .rbn-text {
        font-size: 10px;
    }

    .ribbon-sep {
        margin: 0 2px;
    }

    .ribbon-group {
        padding: 3px 3px;
    }

    .ribbon-group-btns {
        gap: 2px;
    }

    .rbn-btn {
        min-width: 36px;
        padding: 3px 5px;
    }

    .rbn-text {
        font-size: 9px;
    }

    .ribbon-menu-item {
        height: 32px;
        padding: 4px 9px;
    }
}

@media (max-width: 1100px) {
    .ribbon {
        justify-content: flex-start;
    }

    .ribbon-group {
        padding-inline: 4px;
    }

    .ribbon-group-label {
        font-size: 9px;
    }

    .rbn-btn {
        min-width: 34px;
        height: 40px;
        padding: 3px 4px;
    }

    .rbn-text {
        font-size: 9px;
    }

    .rbn-icon {
        width: 16px;
        height: 16px;
    }
}

.status-left {
    display: flex;
    align-items: center;
    gap: 7px;
}

.status-dot-bar {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-muted);
    flex-shrink: 0;
    transition: background 0.3s;
}
.status-dot-bar.ok  { background: var(--success); box-shadow: 0 0 5px var(--success); }
.status-dot-bar.err { background: var(--danger);  box-shadow: 0 0 5px var(--danger);  }

.footer-coord {
    font-family: "Consolas", "SF Mono", monospace;
    font-size: 11px;
    color: var(--text-secondary);
    background: var(--bg-card);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

.status-bar .status-left span:not(.status-dot-bar) {
    color: var(--text-secondary);
}

/* ═══════════════════════════════════════════
   滚动条
════════════════════════════════════════════ */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

[data-theme="light"] ::-webkit-scrollbar-thumb { background: #c0c0c0; }
[data-theme="light"] ::-webkit-scrollbar-thumb:hover { background: #a0a0a0; }

/* ═══════════════════════════════════════════
   明亮模式特殊调整
════════════════════════════════════════════ */
[data-theme="light"] .titlebar {
    background: #ffffff;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

[data-theme="light"] .status-bar {
    background: #fafafa;
}

[data-theme="light"] .ribbon {
    background: #fafafa;
}

[data-theme="light"] .panel-card {
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

[data-theme="light"] .panel-card:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

[data-theme="light"] .drop-hint {
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

[data-theme="light"] .canvas-wrap {
    box-shadow: var(--shadow-lg), 0 0 0 1px rgba(0,0,0,0.08);
}

@media (max-width: 900px) {
    .empty-canvas-stage__center {
        gap: 20px;
        transform: translateY(-10px);
    }

    .canvas-contact {
        right: 12px;
        bottom: 20px;
        min-width: 0;
        max-width: min(78vw, 360px);
    }

    .canvas-slogan {
        opacity: 0.08;
    }

    .canvas-slogan__mark {
        font-size: clamp(28px, 8.8vw, 52px);
        letter-spacing: 0.05em;
        transform: rotate(-13deg);
    }

    .canvas-slogan__mark--left {
        left: -5%;
        bottom: 15%;
    }

    .canvas-slogan__mark--right {
        right: -4%;
        top: 13%;
    }

    .canvas-contact__label {
        font-size: 11px;
    }

    .canvas-contact strong {
        font-size: 15px;
        white-space: normal;
    }
}

/* ═══════════════════════════════════════════
   动画效果
════════════════════════════════════════════ */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.status-dot.ok {
    animation: pulse 2s infinite;
}

.status-dot-bar.ok {
    animation: pulse 2s infinite;
}

/* ── 按钮点击波纹效果 ── */
.rbn-btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255,255,255,0.3);
    transform: translate(-50%, -50%);
    transition: width 0.3s, height 0.3s;
}

.rbn-btn:active::after {
    width: 100%;
    height: 100%;
}

/* ═══════════════════════════════════════════
   模态框
════════════════════════════════════════════ */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    animation: modalFadeIn 0.2s ease;
}

#captchaModal {
    z-index: 1200 !important;
}

.modal.show {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(2px);
}

.modal-content {
    position: relative;
    width: 480px;
    max-width: 90vw;
    max-height: 80vh;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    animation: modalSlideIn 0.3s ease;
}

.modal-content--about {
    width: 400px;
}

.modal-content--ocr-export {
    width: min(860px, calc(100vw - 40px));
    max-height: min(88vh, 820px);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-panel);
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    padding: 10px 16px 14px;
    border-top: 1px solid var(--border);
    background: var(--bg-secondary);
}

.modal-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border: none;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}

.modal-close:hover {
    background: var(--bg-hover);
    color: var(--danger);
}

.modal-body {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}

/* ── 导出错误提示弹窗 ── */
.export-error-message {
    line-height: 1.7;
    color: var(--text-primary);
    font-size: 14px;
    white-space: pre-wrap;
    word-break: break-word;
}

/* ── 更新说明样式 ── */
.changelog-section {
    margin-bottom: 20px;
}

.changelog-section:last-child {
    margin-bottom: 0;
}

.changelog-section h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent);
    margin: 0 0 10px 0;
}

.changelog-section ul {
    margin: 0;
    padding-left: 20px;
}

.changelog-section li {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ── 关于样式 ── */
.about-logo {
    display: flex;
    justify-content: center;
    margin-bottom: 16px;
}

.about-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
    margin: 0 0 4px 0;
}

.about-version {
    font-size: 12px;
    color: var(--text-muted);
    text-align: center;
    margin: 0 0 20px 0;
}

.about-author {
    text-align: center;
    padding: 16px;
    background: var(--bg-panel);
    border-radius: var(--radius);
    margin-bottom: 20px;
}

.author-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--accent);
    margin: 0 0 4px 0;
}

.author-wechat {
    font-size: 13px;
    color: var(--text-secondary);
    margin: 0;
}

.about-services {
    margin-bottom: 20px;
}

.about-services h4 {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 10px 0;
}

.about-services ul {
    margin: 0;
    padding-left: 20px;
}

.about-services li {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 16px;
    background: var(--accent-dim);
    border-radius: var(--radius);
    border: 1px solid var(--accent);
}

.about-features p {
    font-size: 13px;
    color: var(--text-primary);
    margin: 0;
}

/* ── 模态框动画 ── */
@keyframes modalFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* ── 明亮模式模态框调整 ── */
[data-theme="light"] .modal-overlay {
    background: rgba(0, 0, 0, 0.4);
}

[data-theme="light"] .modal-content {
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}

.modal-content--course {
    width: min(1120px, calc(100vw - 32px));
    max-height: min(92vh, 940px);
    padding: 0;
    overflow: hidden;
    border: 1px solid rgba(255, 168, 77, 0.22);
    background:
        radial-gradient(circle at top left, rgba(255, 166, 77, 0.22), transparent 36%),
        radial-gradient(circle at top right, rgba(34, 211, 238, 0.16), transparent 28%),
        linear-gradient(135deg, #101827 0%, #0f172a 55%, #132238 100%);
    box-shadow: 0 36px 90px rgba(0, 0, 0, 0.42);
}

.ai-course-shell {
    position: relative;
    padding: 28px 30px 24px;
    color: #eef4ff;
    overflow: auto;
    max-height: min(92vh, 940px);
}

.ai-course-close {
    position: absolute;
    top: 18px;
    right: 18px;
    z-index: 2;
}

.ai-course-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) 280px;
    gap: 24px;
    align-items: stretch;
}

.ai-course-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 12px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #ffd7a3;
    background: rgba(255, 160, 55, 0.12);
    border: 1px solid rgba(255, 194, 115, 0.2);
}

.ai-course-copy h2 {
    margin: 14px 0 14px;
    font-size: clamp(28px, 4vw, 44px);
    line-height: 1.08;
    letter-spacing: -0.03em;
    color: #ffffff;
}

.ai-course-copy h2 span {
    color: #ffbc6c;
}

.ai-course-copy p {
    margin: 0 0 12px;
    font-size: 15px;
    line-height: 1.75;
    color: rgba(235, 241, 255, 0.86);
}

.ai-course-lead {
    font-size: 16px;
    color: #ffffff;
}

.ai-course-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 18px;
}

.ai-course-tags span {
    padding: 8px 12px;
    border-radius: 999px;
    font-size: 12px;
    color: #fff3da;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
}

.ai-course-qr-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 20px 18px;
    border-radius: 24px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.13), rgba(255, 255, 255, 0.05));
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.ai-course-qr-badge {
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: #0f172a;
    background: linear-gradient(135deg, #ffcf7d, #ffa84a);
}

.ai-course-qr-image {
    width: min(100%, 220px);
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 18px;
    background: #ffffff;
    padding: 10px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.24);
}

.ai-course-qr-card p {
    margin: 0;
    font-size: 13px;
    color: rgba(236, 244, 255, 0.82);
    text-align: center;
}

.ai-course-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 24px;
}

.ai-course-panel {
    padding: 20px 20px 18px;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(12px);
}

.ai-course-panel h3 {
    margin: 0 0 12px;
    font-size: 17px;
    color: #ffffff;
}

.ai-course-panel ul {
    margin: 0;
    padding-left: 18px;
    color: rgba(235, 241, 255, 0.84);
    line-height: 1.72;
}

.ai-course-panel li + li {
    margin-top: 8px;
}

.ai-course-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-top: 22px;
    padding-top: 18px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.ai-course-footer p {
    margin: 0;
    max-width: 720px;
    font-size: 14px;
    line-height: 1.7;
    color: rgba(235, 241, 255, 0.82);
}

.ai-course-actions {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}

.ai-course-btn {
    border: 0;
    border-radius: 14px;
    padding: 12px 18px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.ai-course-btn:hover {
    transform: translateY(-1px);
}

.ai-course-btn--primary {
    color: #111827;
    background: linear-gradient(135deg, #ffd078, #ff9f43);
    box-shadow: 0 14px 28px rgba(255, 160, 67, 0.28);
}

.ai-course-btn--ghost {
    color: #eef4ff;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

[data-theme="light"] .modal-content--course {
    background:
        radial-gradient(circle at top left, rgba(255, 179, 71, 0.22), transparent 38%),
        radial-gradient(circle at top right, rgba(14, 165, 233, 0.12), transparent 30%),
        linear-gradient(135deg, #fff8ee 0%, #fff5e8 55%, #f7fbff 100%);
    border-color: rgba(255, 167, 66, 0.22);
}

[data-theme="light"] .ai-course-shell,
[data-theme="light"] .ai-course-copy h2,
[data-theme="light"] .ai-course-panel h3 {
    color: #1f2937;
}

[data-theme="light"] .ai-course-copy p,
[data-theme="light"] .ai-course-panel ul,
[data-theme="light"] .ai-course-footer p,
[data-theme="light"] .ai-course-qr-card p {
    color: rgba(31, 41, 55, 0.82);
}

[data-theme="light"] .ai-course-tags span,
[data-theme="light"] .ai-course-panel,
[data-theme="light"] .ai-course-qr-card,
[data-theme="light"] .ai-course-btn--ghost {
    background: rgba(255, 255, 255, 0.72);
    border-color: rgba(15, 23, 42, 0.08);
    color: #374151;
}

@media (max-width: 960px) {
    .modal-content--course {
        width: min(100vw - 18px, 920px);
    }

    .ai-course-shell {
        padding: 22px 18px 18px;
    }

    .ai-course-hero {
        grid-template-columns: 1fr;
    }

    .ai-course-grid {
        grid-template-columns: 1fr;
    }

    .ai-course-footer {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* ═══════════════════════════════════════════
   OCR 面板改版样式
════════════════════════════════════════════ */

.ocr-panel {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    width: auto;
    min-width: 0;
    height: auto;
    min-height: 0;
    max-height: min(52vh, 420px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-top: 1px solid var(--ocr-border);
    background: var(--ocr-panel-bg);
    color: var(--ocr-text);
    box-shadow: var(--ocr-shadow);
    z-index: 80;
    backdrop-filter: blur(10px);
}

.ocr-panel-resize-handle {
    position: relative;
    height: 10px;
    flex-shrink: 0;
    cursor: ns-resize;
    background: linear-gradient(180deg, rgba(90, 167, 255, 0.08) 0%, transparent 100%);
}

.ocr-panel-resize-handle::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 2px;
    width: 56px;
    height: 4px;
    transform: translateX(-50%);
    border-radius: 999px;
    background: rgba(120, 142, 175, 0.45);
    transition: background 0.15s ease, width 0.15s ease;
}

.ocr-panel-resize-handle:hover::before {
    width: 72px;
    background: rgba(70, 130, 220, 0.68);
}

.ocr-panel.is-resizing {
    user-select: none;
}

.ocr-panel.is-resizing .ocr-panel-resize-handle::before {
    width: 84px;
    background: #5aa7ff;
}

.ocr-panel.is-collapsed {
    height: 56px;
    min-height: 56px;
    max-height: 56px;
}

.ocr-panel.is-meta-collapsed .ocr-compact-meta {
    display: none;
}

.ocr-panel.is-collapsed .ocr-compact-meta,
.ocr-panel.is-collapsed .ocr-table-toolbar,
.ocr-panel.is-collapsed .ocr-table-wrap,
.ocr-panel.is-collapsed .ocr-panel-footer,
.ocr-panel.is-collapsed .ocr-translate-area {
    display: none !important;
}

.ocr-panel.is-collapsed #btnOcrTogglePanel svg {
    transform: rotate(180deg);
}

.ocr-reopen-btn {
    position: fixed;
    right: 18px;
    bottom: 56px;
    z-index: 86;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 32px;
    padding: 0 12px;
    border-radius: 6px;
    border: 1px solid var(--ocr-border);
    background: var(--ocr-header-bg);
    color: var(--ocr-text);
    box-shadow: var(--ocr-shadow);
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
}

.ocr-reopen-btn:hover {
    border-color: rgba(90, 167, 255, 0.72);
}

.ocr-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 6px 10px;
    border-bottom: 1px solid var(--ocr-border);
    background: var(--ocr-header-bg);
    color: var(--ocr-text);
    flex-shrink: 0;
}

.ocr-panel-titlebar {
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.ocr-panel-mark {
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: color-mix(in srgb, var(--ocr-info), transparent 86%);
    color: var(--ocr-info);
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--ocr-info), transparent 70%);
    flex-shrink: 0;
}

.ocr-panel-heading {
    min-width: 0;
    display: flex;
    align-items: center;
}

.ocr-panel-title {
    font-size: 13px;
    line-height: 1.1;
    font-weight: 800;
    color: var(--ocr-text);
    letter-spacing: 0.01em;
}

.ocr-panel-actions {
    display: flex;
    gap: 6px;
    margin-left: 12px;
    flex-shrink: 0;
}

.ocr-panel .icon-btn {
    width: 24px;
    height: 24px;
    border-radius: 8px;
    color: var(--ocr-text-muted);
}

.ocr-panel .icon-btn:hover {
    background: var(--ocr-input-bg);
    color: var(--ocr-text);
}

.ocr-compact-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px 10px;
    border-bottom: 1px solid var(--ocr-border);
    background:
        linear-gradient(180deg, color-mix(in srgb, var(--ocr-row-alt-bg), transparent 0%) 0%, var(--ocr-panel-bg) 100%);
    color: var(--ocr-text-muted);
    flex-shrink: 0;
    flex-wrap: wrap;
}

.ocr-compact-meta strong {
    color: var(--ocr-text-soft);
    font-weight: 700;
}

.ocr-meta-pill {
    min-height: 38px;
    display: inline-flex;
    align-items: flex-start;
    justify-content: center;
    flex-direction: column;
    gap: 3px;
    padding: 7px 12px;
    border: 1px solid var(--ocr-border);
    border-radius: 12px;
    background: color-mix(in srgb, var(--ocr-row-bg), transparent 0%);
    box-shadow: 0 1px 0 rgba(255,255,255,0.55) inset;
}

.ocr-meta-pill__label {
    font-size: 10px;
    line-height: 1;
    color: var(--ocr-text-muted);
}

.ocr-raw-detail {
    position: relative;
    flex-shrink: 0;
    border-bottom: 0;
    font-size: 12px;
}

.ocr-raw-detail summary {
    min-height: 38px;
    padding: 0 12px;
    cursor: pointer;
    color: var(--ocr-text-muted);
    user-select: none;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 6px;
    border: 1px solid var(--ocr-border);
    border-radius: 12px;
    background: var(--ocr-row-bg);
    font-weight: 600;
}

.ocr-raw-detail summary::before {
    content: "▶";
    font-size: 9px;
    transition: transform 0.2s;
}

.ocr-raw-detail[open] summary::before {
    transform: rotate(90deg);
}

.ocr-raw-detail .ocr-text {
    position: absolute;
    left: 0;
    top: calc(100% + 5px);
    z-index: 90;
    width: min(520px, 72vw);
    margin: 0;
    padding: 8px 10px;
    max-height: 180px;
    overflow-y: auto;
    font-size: 11px;
    white-space: pre-wrap;
    word-break: break-all;
    background: var(--ocr-input-bg);
    color: var(--ocr-text-soft);
    border: 1px solid var(--ocr-border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
}

.ocr-gdt-detail .ocr-text {
    max-height: 136px;
    font-size: 12px;
    line-height: 1.7;
}

.ocr-table-toolbar {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    padding: 3px 8px;
    border-bottom: 1px solid var(--ocr-border);
    background: #f7f9fc;
    flex-shrink: 0;
}

.ocr-table-toolbar__actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
    flex-wrap: wrap;
}

.ocr-table-wrap {
    flex: 1;
    min-height: 0;
    overflow: auto;
    background: #ffffff;
}

.ocr-train-panel {
    padding: 8px 10px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-card);
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.ocr-train-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
}

.ocr-train-fields {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
}

.ocr-train-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.ocr-train-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 6px 8px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-panel);
}

.ocr-train-label {
    font-size: 10px;
    color: var(--text-muted);
}

.ocr-train-value {
    font-size: 12px;
    color: var(--text-primary);
    word-break: break-word;
}

.ocr-train-input {
    width: 100%;
    padding: 6px 8px;
    font-size: 11px;
    background: var(--bg-panel);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    box-sizing: border-box;
}

.ocr-train-input:focus {
    outline: none;
    border-color: #17a2b8;
    background: var(--bg-hover);
}

.ocr-train-path {
    padding: 6px 8px;
    border-radius: 6px;
    background: var(--bg-panel);
    border: 1px dashed var(--border);
    font-size: 10px;
    color: var(--text-muted);
    word-break: break-all;
}

.ocr-train-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.ocr-train-auto {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    color: var(--text-primary);
    user-select: none;
}

.ocr-train-auto input {
    margin: 0;
    accent-color: #ff6a00;
}

.ocr-train-hint {
    font-size: 10px;
    line-height: 1.45;
    color: var(--text-muted);
}

.ocr-training-status {
    font-size: 11px;
    color: var(--ocr-text-muted);
    line-height: 1.4;
    font-weight: 600;
}

.ocr-training-status.success {
    color: var(--ocr-success);
}

.ocr-training-status.error {
    color: var(--ocr-danger);
}

.ocr-training-status.info {
    color: var(--ocr-info);
}

@media (max-width: 1200px) {
    .ocr-train-grid,
    .ocr-train-fields {
        grid-template-columns: 1fr;
    }
}

.ocr-dim-table {
    min-width: 920px;
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 12px;
    table-layout: fixed;
    color: var(--ocr-text);
}

.ocr-dim-table thead th {
    position: sticky;
    top: 0;
    background: #eef3f8;
    padding: 7px 6px;
    text-align: center;
    border-bottom: 1px solid #cfd8e3;
    border-right: 1px solid #dde5ee;
    color: #334155;
    font-weight: 700;
    font-size: 10px;
    z-index: 1;
    letter-spacing: 0.02em;
}

.ocr-dim-table thead th:last-child {
    border-right: 0;
}

.col-bubble { width: 58px; }
.col-type { width: 86px; }
.col-symbol { width: 82px; }
.col-val { width: 120px; }
.col-tol { width: 82px; }
.col-gdt-val { width: 106px; }
.col-datums { width: 106px; }
.col-act { width: 68px; }

.ocr-dim-table tbody tr {
    transition: background 0.12s;
    background: #ffffff;
}

.ocr-dim-table tbody tr:hover {
    background: #f8fbff;
}

.ocr-dim-row:hover .td-bubble,
.ocr-dim-row:hover .td-act {
    background: #f8fbff;
}

.ocr-group-row td {
    padding: 0;
    background: #f3f6fa;
    border-bottom: 1px solid #d6dee8;
}

.ocr-group-header {
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 28px;
    padding: 0 8px;
}

.ocr-group-header__actions {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-left: auto;
}

.ocr-group-header__title {
    font-size: 11px;
    font-weight: 700;
    color: #27364a;
}

.ocr-group-header__count {
    font-size: 10px;
    color: #66768d;
}

.btn-dim-group-toggle,
.btn-dim-group-action,
.btn-toggle-row {
    border: 1px solid #d3dbe6;
    background: #ffffff;
    color: #4b5b71;
    border-radius: 6px;
    font-size: 10px;
    line-height: 1;
    padding: 3px 6px;
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.btn-dim-group-toggle:hover,
.btn-dim-group-action:hover,
.btn-toggle-row:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.btn-toggle-row.is-hidden {
    color: var(--accent);
    border-color: rgba(255, 106, 0, 0.32);
}

.td-val {
    padding: 0;
    border-right: 1px solid #e1e8f0;
    border-bottom: 1px solid #e1e8f0;
    background: #fcfdff;
}

.td-bubble {
    text-align: center;
    padding: 0 4px;
    border-right: 1px solid #e1e8f0;
    border-bottom: 1px solid #e1e8f0;
    background: #fbfcfe;
}

.ocr-dim-row.is-hidden {
    opacity: 0.56;
}

.ocr-bubble-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 30px;
    padding: 1px 5px;
    border-radius: 999px;
    background: #fff2e8;
    color: #ea580c;
    font-size: 10px;
    font-weight: 700;
    font-family: monospace;
}

.ocr-bubble-chip--empty {
    background: #f3f6fa;
    color: #7a889d;
}

.ocr-bubble-chip--hidden {
    background: #fff2e8;
    color: #ea580c;
}

.val-cell {
    display: flex;
    align-items: center;
    gap: 6px;
}

.ocr-dim-meta {
    margin-top: 0;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 4px;
    flex-wrap: nowrap;
    padding: 0 4px 1px;
}

.ocr-dim-source {
    min-width: 0;
    flex: 1;
    color: #76859b;
    font-size: 10px;
    line-height: 1.35;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ocr-dim-badges {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}

.ocr-dim-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    border-radius: 999px;
    border: 1px solid var(--ocr-border);
    background: #ffffff;
    color: #4e5d78;
    font-size: 8px;
    line-height: 1.3;
    white-space: nowrap;
}

.ocr-dim-badge.is-review {
    border-color: color-mix(in srgb, var(--ocr-danger), transparent 55%);
    background: color-mix(in srgb, var(--ocr-danger), transparent 88%);
    color: var(--ocr-danger);
}

.sym-select {
    width: 100%;
    min-height: 28px;
    padding: 0 6px;
    font-size: 12px;
    background: linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
    color: #1f2937;
    border: 0;
    border-radius: 0;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    text-align: center;
    box-shadow: inset 0 0 0 1px rgba(130, 160, 210, 0.16);
}

.row-type-select {
    width: 100%;
    min-height: 28px;
    padding: 0 6px;
    font-size: 12px;
    background: linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
    color: #1f2937;
    border: 0;
    border-radius: 0;
    box-shadow: inset 0 0 0 1px rgba(130, 160, 210, 0.16);
}

.row-type-select:focus,
.sym-select:focus {
    outline: none;
    background: #eef6ff;
    box-shadow: inset 0 0 0 1px #5aa7ff;
}

.dim-input {
    width: 100%;
    min-width: 0;
    min-height: 28px;
    padding: 0 6px;
    font-size: 12px;
    background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
    color: #1f2937;
    border: 0;
    border-radius: 0;
    text-align: right;
    box-sizing: border-box;
    box-shadow: inset 0 0 0 1px rgba(130, 160, 210, 0.16);
}

.dim-input:focus {
    outline: none;
    background: #eef6ff;
    box-shadow: inset 0 0 0 1px #5aa7ff;
}

.td-tol {
    padding: 0;
    border-right: 1px solid #e1e8f0;
    border-bottom: 1px solid #e1e8f0;
    background: #fcfdff;
}

.tol-input {
    width: 100%;
    min-height: 28px;
    padding: 0 6px;
    font-size: 12px;
    background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
    color: #1f2937;
    border: 0;
    border-radius: 0;
    text-align: center;
    box-sizing: border-box;
    box-shadow: inset 0 0 0 1px rgba(130, 160, 210, 0.16);
}

.tol-input:focus {
    outline: none;
    background: #eef6ff;
    box-shadow: inset 0 0 0 1px #5aa7ff;
}

.tol-input.plus:not(:placeholder-shown) {
    color: var(--ocr-success);
}

.tol-input.minus:not(:placeholder-shown) {
    color: var(--ocr-danger);
}

.td-act {
    text-align: center;
    padding: 0 4px;
    border-bottom: 1px solid #e1e8f0;
    background: #fbfcfe;
}

.ocr-row-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3px;
    flex-wrap: nowrap;
}

.btn-del-row {
    width: 18px;
    height: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: 1px solid transparent;
    cursor: pointer;
    color: var(--ocr-text-muted);
    border-radius: 6px;
    padding: 0;
    opacity: 0.7;
    transition: opacity 0.15s, color 0.15s, border-color 0.15s, background 0.15s;
}

.btn-del-row:hover {
    opacity: 1;
    color: var(--ocr-danger);
    border-color: color-mix(in srgb, var(--ocr-danger), transparent 72%);
    background: color-mix(in srgb, var(--ocr-danger), transparent 92%);
}

.ocr-table-empty {
    text-align: center;
    padding: 20px;
    color: var(--ocr-text-muted);
    font-size: 12px;
}

.ocr-panel-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    padding: 4px 8px;
    border-top: 1px solid #d7e0ea;
    background: #f7f9fc;
    flex-shrink: 0;
}

.ocr-panel .action-btn {
    background: #ffffff;
    border-color: #d3dbe6;
    color: #475569;
    min-height: 28px;
    border-radius: 6px;
}

.ocr-panel .action-btn:hover {
    border-color: var(--accent);
    color: var(--ocr-text);
}

.ocr-panel .action-btn--primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.ocr-panel .action-btn--primary:hover {
    background: var(--accent-hover);
    color: #fff;
    border-color: var(--accent-hover);
}

.action-btn--sm {
    flex: 0 0 auto;
    padding: 4px 8px;
    font-size: 10px;
    gap: 4px;
}

.action-btn--primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.action-btn--primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
}

.action-btn--secondary {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-color, rgba(128, 128, 128, 0.3));
}

.action-btn--secondary:hover {
    background: rgba(128, 128, 128, 0.1);
    border-color: rgba(128, 128, 128, 0.5);
}

.action-btn--ghost {
    background: transparent;
    color: var(--text-primary);
    border-color: transparent;
}

.action-btn--ghost:hover {
    background: rgba(128, 128, 128, 0.08);
}

@media (max-width: 1200px) {
    .ocr-panel {
        left: 0;
        max-height: min(48vh, 340px);
    }

    .main-layout.ocr-bottom-open .canvas-area {
        padding-bottom: var(--ocr-panel-offset, 180px);
    }

    .ocr-table-toolbar {
        align-items: center;
        flex-direction: row;
    }

    .ocr-table-toolbar__actions {
        justify-content: flex-end;
    }
}

@media (max-width: 760px) {
    .ocr-panel-header,
    .ocr-compact-meta,
    .ocr-table-toolbar,
    .ocr-panel-footer {
        padding-left: 10px;
        padding-right: 10px;
    }

    .ocr-panel-header {
        align-items: flex-start;
    }

    .ocr-panel-actions {
        margin-left: 0;
    }

    .ocr-panel-footer {
        align-items: stretch;
        flex-direction: column;
    }

    .ocr-panel-footer .action-btn {
        width: 100%;
    }

    .ocr-table-toolbar {
        align-items: flex-start;
        flex-direction: column;
    }

    .ocr-table-toolbar__actions {
        justify-content: flex-start;
    }
}

/* ═══════════════════════════════════════════
   文字设置卡片 — Toggle 开关
════════════════════════════════════════════ */

.text-mode-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
}

.text-mode-toggle input[type="checkbox"] {
    display: none;
}

.toggle-track {
    position: relative;
    width: 36px;
    height: 20px;
    background: var(--border);
    border-radius: 10px;
    transition: background 0.2s;
    flex-shrink: 0;
}

.text-mode-toggle input:checked + .toggle-track {
    background: #ff6a00;
}

.toggle-thumb {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 14px;
    height: 14px;
    background: #fff;
    border-radius: 50%;
    transition: transform 0.2s;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.text-mode-toggle input:checked + .toggle-track .toggle-thumb {
    transform: translateX(16px);
}

.toggle-label {
    font-size: 12px;
    color: var(--text-primary);
}

/* ── 字母模式配置区 ── */

.alpha-cfg {
    display: flex;
    flex-direction: column;
    gap: 0;
    border-top: 1px solid var(--border);
    padding-top: 6px;
    margin-top: 2px;
    animation: fadeSlideDown 0.18s ease;
}

@keyframes fadeSlideDown {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0);    }
}

.alpha-format-row {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-top: 4px;
}

.radio-opt {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    font-size: 12px;
    padding: 3px 4px;
    border-radius: 4px;
    transition: background 0.15s;
}

.radio-opt:hover {
    background: var(--bg-hover);
}

.radio-opt input[type="radio"] {
    accent-color: #ff6a00;
    cursor: pointer;
}

.radio-opt code {
    margin-left: auto;
    font-size: 11px;
    background: var(--accent-dim);
    color: #ff6a00;
    padding: 1px 5px;
    border-radius: 3px;
    font-family: monospace;
}

.text-input {
    width: 100%;
    padding: 5px 8px;
    font-size: 12px;
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 4px;
    box-sizing: border-box;
    transition: border-color 0.15s;
}

.text-input:focus {
    outline: none;
    border-color: #ff6a00;
}

.next-bubble-preview {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 10px;
    background: var(--bg-hover);
    border-radius: 6px;
    border: 1px solid var(--border);
}

.next-label {
    font-size: 11px;
    color: var(--text-muted);
}

.next-val {
    font-size: 16px;
    font-weight: 700;
    color: #ff6a00;
    font-family: monospace;
    letter-spacing: 1px;
    min-width: 40px;
    text-align: right;
}

/* ═══════════════════════════════════════════
   翻译功能样式
════════════════════════════════════════════ */

.action-btn--translate {
    background: #28a745;
    color: #fff;
    border-color: #28a745;
}

.action-btn--translate:hover {
    background: #218838;
    border-color: #1e7e34;
}

.action-btn--settings {
    background: var(--bg-card);
    color: var(--text-muted);
    border-color: var(--border);
    flex: 0 0 auto;
    min-width: 32px;
}

.action-btn--settings:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.ocr-translate-area {
    border-top: 1px solid var(--border);
    background: var(--bg-card);
    animation: fadeSlideDown 0.2s ease;
}

.translate-header {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 10px;
    border-bottom: 1px solid var(--border);
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
}

.translate-header span {
    flex: 1;
}

.translate-content {
    padding: 10px;
    font-size: 12px;
    line-height: 1.6;
    color: var(--text-primary);
    max-height: 200px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

.translate-footer {
    padding: 6px 10px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
}

.icon-btn--sm {
    padding: 2px;
    min-width: 20px;
    height: 20px;
}

/* ═══════════════════════════════════════════
   API设置弹窗样式
════════════════════════════════════════════ */

.modal-content--sm {
    max-width: 400px;
    width: 90%;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.form-input {
    width: 100%;
    padding: 10px 12px;
    font-size: 13px;
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    box-sizing: border-box;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.form-input:focus {
    outline: none;
    border-color: #17a2b8;
    box-shadow: 0 0 0 3px rgba(23, 162, 184, 0.15);
}

.form-input::placeholder {
    color: var(--text-muted);
}

.form-hint {
    font-size: 11px;
    color: var(--text-muted);
    margin: 8px 0 0;
    line-height: 1.5;
}

.form-hint a {
    color: #17a2b8;
    text-decoration: none;
}

.form-hint a:hover {
    text-decoration: underline;
}

.api-status {
    font-size: 12px;
    padding: 8px 10px;
    border-radius: 4px;
    margin-top: 8px;
}

.api-status--success {
    background: rgba(40, 167, 69, 0.1);
    color: #28a745;
    border: 1px solid rgba(40, 167, 69, 0.3);
}

.api-status--error {
    background: rgba(220, 53, 69, 0.1);
    color: #dc3545;
    border: 1px solid rgba(220, 53, 69, 0.3);
}

.api-status--loading {
    background: rgba(23, 162, 184, 0.1);
    color: #17a2b8;
    border: 1px solid rgba(23, 162, 184, 0.3);
}

/* ── 翻译加载状态 ── */

.translate-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 20px;
    color: var(--text-muted);
    font-size: 12px;
}

.translate-loading::before {
    content: "";
    width: 16px;
    height: 16px;
    border: 2px solid var(--border);
    border-top-color: #17a2b8;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* ── 用户反馈系统 ── */

.feedback-float-btn {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%) translateX(12px);
    z-index: 490;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    width: 40px;
    padding: 10px 6px;
    background: var(--accent, #ff6a00);
    color: #fff;
    border: none;
    border-radius: 20px 0 0 20px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    box-shadow: -2px 2px 12px rgba(255, 106, 0, 0.25);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    writing-mode: horizontal-tb;
    opacity: 0.75;
}
.feedback-float-btn svg {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    transition: transform 0.2s;
}
.feedback-float-btn span {
    display: block;
    font-size: 11px;
    line-height: 1.2;
    writing-mode: vertical-rl;
    text-orientation: mixed;
    letter-spacing: 0.12em;
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transition: all 0.25s;
}
.feedback-float-btn:hover {
    transform: translateY(-50%) translateX(0);
    padding: 12px 8px;
    width: 44px;
    border-radius: 20px 4px 4px 20px;
    box-shadow: -4px 2px 18px rgba(255, 106, 0, 0.4);
    opacity: 1;
}
.feedback-float-btn:hover span {
    opacity: 1;
    max-height: 40px;
}
.feedback-float-btn:active {
    transform: translateY(-50%) translateX(4px);
    transition: transform 0.1s;
}

/* OCR面板展开时反馈按钮上移 */
.ocr-panel-open .feedback-float-btn {
    top: 40%;
}

@media (max-width: 768px) {
    .feedback-float-btn {
        right: 0;
        top: auto;
        bottom: 50%;
        transform: translateY(50%) translateX(10px);
        width: 36px;
        padding: 8px 4px;
        opacity: 0.7;
    }
    .feedback-float-btn:hover {
        transform: translateY(50%) translateX(0);
        width: 40px;
        padding: 10px 5px;
        opacity: 1;
    }
    .feedback-float-btn svg {
        width: 18px;
        height: 18px;
    }
    .feedback-float-btn span {
        font-size: 10px;
    }
    .ocr-panel-open .feedback-float-btn {
        top: auto;
        bottom: 50%;
    }
}

.error-feedback-window {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 1100;
    width: 360px;
    max-width: calc(100vw - 48px);
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    animation: slideInUp 0.3s ease;
}
@keyframes slideInUp {
    from { transform: translateY(100%); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}
.error-feedback-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: #dc3545;
    color: #fff;
    font-weight: 600;
    font-size: 14px;
}
.error-feedback-close {
    background: none;
    border: none;
    color: #fff;
    font-size: 20px;
    cursor: pointer;
    line-height: 1;
    padding: 0;
}
.error-feedback-body {
    padding: 16px;
}
.error-feedback-message {
    margin-bottom: 12px;
    font-size: 13px;
    color: #333;
    max-height: 120px;
    overflow-y: auto;
    word-break: break-word;
    background: #f8f8f8;
    padding: 8px 12px;
    border-radius: 6px;
    border: 1px solid #eee;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ═══════════════════════════════════════════
   个人中心弹窗（适配深色主题）
════════════════════════════════════════════ */
.pm-overlay {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}
.pm-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(4px);
}
.pm-card {
    position: relative;
    width: 90%;
    max-width: 720px;
    max-height: 88vh;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    animation: pmCardIn 0.28s cubic-bezier(0.22, 1, 0.36, 1);
    overflow: hidden;
}
@keyframes pmCardIn {
    from { opacity: 0; transform: scale(0.96) translateY(12px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

.pm-close {
    position: absolute;
    top: 14px;
    right: 14px;
    z-index: 10;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: var(--bg-hover);
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 50%;
    transition: all 0.15s;
}
.pm-close:hover { background: var(--danger-dim); color: var(--danger); }
.pm-close:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* 主体：侧边 + 内容 */
.pm-body {
    display: flex;
    flex: 1;
    min-height: 0;
}

/* 侧边栏 */
.pm-sidebar {
    width: 220px;
    flex-shrink: 0;
    background: var(--bg-card);
    border-right: 1px solid var(--border);
    padding: 24px 16px 16px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* 头像区（侧边栏顶部） */
.pm-avatar-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--border);
}
.pm-avatar-wrap {
    position: relative;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    cursor: pointer;
    flex-shrink: 0;
    overflow: hidden;
    border: 3px solid var(--accent);
    box-shadow: 0 4px 12px rgba(255, 106, 0, 0.2);
    transition: transform 0.2s;
}
.pm-avatar-wrap:hover { transform: scale(1.05); }
.pm-avatar-img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    display: block;
}
.pm-avatar-fallback {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    text-transform: uppercase;
}
.pm-avatar-mask {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s;
}
.pm-avatar-wrap:hover .pm-avatar-mask { opacity: 1; }
.pm-user-info {
    text-align: center;
}
.pm-user-info h2 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}
.pm-level-badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    margin-top: 5px;
}
.pm-level-badge.free { background: var(--bg-hover); color: var(--text-secondary); }
.pm-level-badge.vip { background: rgba(212, 136, 6, 0.15); color: #d48806; }
.pm-level-badge.svip { background: rgba(196, 29, 127, 0.15); color: #c41d7f; }

/* 导航 */
.pm-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}
.pm-nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.15s;
    text-align: left;
    font-family: inherit;
}
.pm-nav-item:hover { background: var(--bg-hover); color: var(--text-primary); }
.pm-nav-item.active {
    background: var(--accent-dim);
    color: var(--accent);
    font-weight: 600;
}
.pm-nav-item:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* 内容区 */
.pm-content {
    flex: 1;
    overflow-y: auto;
    padding: 24px 28px 28px;
    min-width: 0;
}
.pm-content-title {
    margin: 0 0 22px;
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
}
.pm-section-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 14px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

/* 面板 */
.pm-panel { display: none; }
.pm-panel.active { display: block; animation: pmPanelIn 0.2s ease-out; }
@keyframes pmPanelIn {
    from { opacity: 0; transform: translateX(6px); }
    to { opacity: 1; transform: translateX(0); }
}

/* 字段 */
.pm-field { margin-bottom: 18px; }
.pm-field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.pm-field-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
    letter-spacing: 0.3px;
}
.pm-field-value {
    font-size: 14px;
    color: var(--text-primary);
    padding: 8px 0;
}
.pm-field-input-wrap {
    display: flex;
    gap: 8px;
}
.pm-field-hint {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 5px;
}

/* 输入框 */
.pm-input {
    flex: 1;
    width: 100%;
    padding: 9px 12px;
    font-size: 13px;
    border: 1px solid var(--border-light);
    border-radius: 8px;
    outline: none;
    background: var(--bg-card);
    color: var(--text-primary);
    transition: all 0.2s;
    font-family: inherit;
}
.pm-input::placeholder { color: var(--text-muted); }
.pm-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

/* 按钮 */
.pm-btn {
    padding: 9px 18px;
    font-size: 13px;
    font-weight: 500;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
    font-family: inherit;
}
.pm-btn:disabled { opacity: 0.6; cursor: not-allowed; }
.pm-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.pm-btn--primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    color: #fff;
}
.pm-btn--primary:hover:not(:disabled) {
    box-shadow: 0 4px 12px rgba(255, 106, 0, 0.35);
    transform: translateY(-1px);
}
.pm-btn--ghost {
    background: var(--bg-hover);
    color: var(--text-secondary);
}
.pm-btn--ghost:hover { background: var(--bg-active); color: var(--text-primary); }
.pm-btn--sm {
    padding: 7px 14px;
    font-size: 12px;
    background: var(--accent);
    color: #fff;
}
.pm-btn--sm:hover { background: var(--accent-hover); }

/* 头像上传区 */
.pm-upload-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 20px 16px;
    border: 2px dashed var(--border-light);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--text-secondary);
    font-size: 13px;
    text-align: center;
}
.pm-upload-area:hover, .pm-upload-area.dragover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-dim);
}
.pm-upload-area svg { flex-shrink: 0; }
.pm-upload-hint {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 2px;
}

/* 通知列表 */
.pm-notif-list { display: flex; flex-direction: column; gap: 10px; }
.pm-notif-item {
    display: flex;
    gap: 12px;
    padding: 12px 14px;
    border-radius: 10px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    transition: background 0.2s;
}
.pm-notif-item:hover { background: var(--bg-hover); }
.pm-notif-item.unread { background: var(--accent-dim); border-left-color: var(--accent); }
.pm-notif-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.pm-notif-content { flex: 1; min-width: 0; }
.pm-notif-title { font-size: 13px; font-weight: 600; color: var(--text-primary); }
.pm-notif-desc { font-size: 12px; color: var(--text-secondary); margin-top: 3px; }
.pm-notif-time { font-size: 11px; color: var(--text-muted); margin-top: 5px; }
.pm-notif-empty {
    text-align: center;
    padding: 50px 20px;
    color: var(--text-muted);
}
.pm-notif-empty svg { opacity: 0.4; margin-bottom: 10px; }
.pm-notif-empty p { margin: 0; font-size: 14px; }

/* 帮助网格 */
.pm-help-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}
.pm-help-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 24px 14px;
    border: 1px solid var(--border);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
    background: var(--bg-card);
}
.pm-help-card:hover {
    border-color: var(--accent);
    background: var(--accent-dim);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(255, 106, 0, 0.15);
}
.pm-help-card svg { color: var(--accent); }
.pm-help-card h4 { margin: 0; font-size: 14px; color: var(--text-primary); font-weight: 600; }
.pm-help-card p { margin: 0; font-size: 12px; color: var(--text-secondary); }

/* ═══════════════════════════════════════════
   头像裁剪弹窗
════════════════════════════════════════════ */
.pm-crop-card {
    position: relative;
    width: 92%;
    max-width: 400px;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    animation: pmCardIn 0.25s ease-out;
}
.pm-crop-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
}
.pm-crop-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}
.pm-crop-close {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.15s;
}
.pm-crop-close:hover { background: var(--bg-hover); color: var(--text-primary); }
.pm-crop-body {
    padding: 18px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.pm-crop-stage {
    width: 320px;
    height: 320px;
    margin: 0 auto;
    border-radius: 10px;
    overflow: hidden;
    background: #000;
    position: relative;
}
.pm-crop-stage canvas {
    width: 100%;
    height: 100%;
    cursor: move;
    touch-action: none;
}
.pm-crop-controls {
    display: flex;
    gap: 16px;
}
.pm-crop-zoom-label {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 5px;
    font-size: 12px;
    color: var(--text-secondary);
}
.pm-crop-zoom-label input[type="range"] {
    width: 100%;
    accent-color: var(--accent);
    cursor: pointer;
}
.pm-crop-preview-row {
    display: flex;
    align-items: center;
    gap: 14px;
    padding-top: 10px;
    border-top: 1px solid var(--border);
}
.pm-crop-preview-label {
    font-size: 12px;
    color: var(--text-muted);
}
.pm-crop-preview-wrap {
    display: flex;
    gap: 12px;
    align-items: flex-end;
}
.pm-crop-preview {
    border-radius: 50%;
    overflow: hidden;
    background: var(--bg-hover);
    border: 2px solid var(--border);
    flex-shrink: 0;
}
.pm-crop-preview--lg { width: 56px; height: 56px; }
.pm-crop-preview--sm { width: 32px; height: 32px; }
.pm-crop-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.pm-crop-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 14px 18px;
    border-top: 1px solid var(--border);
    background: var(--bg-card);
}

/* ═══════════════════════════════════════════
   验证码输入框
════════════════════════════════════════════ */
.auth-code-wrap {
    display: flex;
    gap: 8px;
}
.auth-code-wrap .auth-input {
    flex: 1;
    letter-spacing: 4px;
    font-family: 'Courier New', monospace;
    text-align: center;
    font-weight: 600;
}
.auth-code-btn {
    padding: 0 14px;
    border: 1px solid var(--accent, #ff6a00);
    border-radius: 8px;
    background: transparent;
    color: var(--accent, #ff6a00);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
    font-family: inherit;
    min-width: 100px;
}
.auth-code-btn:hover:not(:disabled) {
    background: var(--accent, #ff6a00);
    color: #fff;
}
.auth-code-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* 图形验证码弹窗（防机器人） */
.captcha-hint {
    margin: 0 0 12px;
    font-size: 13px;
    color: var(--text-secondary, #666);
    line-height: 1.6;
}
.captcha-row {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-bottom: 12px;
}
.captcha-image {
    height: 50px;
    width: 160px;
    border: 1px solid var(--border-light, #ddd);
    border-radius: 6px;
    cursor: pointer;
    background: #fff;
    transition: opacity 0.2s;
    user-select: none;
    -webkit-user-drag: none;
}
.captcha-image:hover {
    border-color: var(--accent, #ff6a00);
}
.captcha-input {
    width: 100%;
    box-sizing: border-box;
    padding: 10px 12px;
    border: 1px solid var(--border-light, #ddd);
    border-radius: 8px;
    font-size: 16px;
    letter-spacing: 4px;
    font-family: 'Courier New', monospace;
    text-align: center;
    font-weight: 600;
    color: var(--text-primary, #333);
    background: var(--bg-input, #fff);
    transition: border-color 0.2s, box-shadow 0.2s;
}
.captcha-input:focus {
    outline: none;
    border-color: var(--accent, #ff6a00);
    box-shadow: 0 0 0 3px rgba(255, 106, 0, 0.15);
}
.captcha-error {
    margin-top: 10px;
    padding: 8px 12px;
    background: rgba(220, 53, 69, 0.1);
    border: 1px solid rgba(220, 53, 69, 0.3);
    border-radius: 6px;
    color: #dc3545;
    font-size: 12px;
    line-height: 1.5;
}

/* 验证码输入错误抖动动画 */
@keyframes captchaShake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-6px); }
    40% { transform: translateX(6px); }
    60% { transform: translateX(-4px); }
    80% { transform: translateX(4px); }
}

/* 全局头像（标题栏） */
/* 消息红点徽标 */
.user-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    background: #ef4444;
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    line-height: 18px;
    text-align: center;
    border-radius: 10px;
    box-shadow: 0 2px 6px rgba(239,68,68,0.4);
    pointer-events: none;
}

.user-avatar img.global-avatar {
    width: 30px !important;
    height: 30px !important;
    max-width: 30px !important;
    max-height: 30px !important;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border-light);
    display: block;
}

/* 响应式 */
@media (max-width: 640px) {
    .pm-card { max-width: 96vw; max-height: 94vh; border-radius: 12px; }
    .pm-body { flex-direction: column; }
    .pm-sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border);
        padding: 16px;
        flex-direction: row;
        align-items: center;
        gap: 14px;
        overflow-x: auto;
    }
    .pm-avatar-section {
        flex-direction: row;
        padding-bottom: 0;
        border-bottom: none;
        flex-shrink: 0;
    }
    .pm-avatar-wrap { width: 48px; height: 48px; }
    .pm-avatar-fallback { font-size: 18px; }
    .pm-user-info h2 { font-size: 14px; }
    .pm-nav {
        flex-direction: row;
        flex: 1;
        gap: 2px;
    }
    .pm-nav-item {
        padding: 8px 12px;
        font-size: 12px;
    }
    .pm-nav-item span { white-space: nowrap; }
    .pm-content { padding: 18px 16px; }
    .pm-field-row { grid-template-columns: 1fr; }
    .pm-help-grid { grid-template-columns: 1fr; }
    .pm-crop-card { max-width: 96vw; }
    .pm-crop-stage { width: 100%; max-width: 320px; }
    .pm-crop-controls { flex-direction: column; gap: 10px; }
}

/* ═══════════════════════════════════════════
   工具栏API设置小弹窗
════════════════════════════════════════════ */

.rbn-btn--settings {
    background: transparent;
    border: none;
    padding: 4px;
    min-width: 28px;
    height: 28px;
    margin-left: 2px;
}

.rbn-btn--settings:hover {
    background: var(--bg-hover);
    border-radius: 4px;
}

.api-popup {
    position: fixed;
    top: 70px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    z-index: 1000;
    min-width: 280px;
    animation: popupFadeIn 0.15s ease-out;
}

@keyframes popupFadeIn {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.api-popup-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.api-popup-body {
    padding: 12px;
}

.api-input {
    width: 100%;
    padding: 8px 10px;
    font-size: 12px;
    background: var(--bg-input);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 4px;
    box-sizing: border-box;
}

.api-input:focus {
    outline: none;
    border-color: #17a2b8;
}

.api-popup-status {
    margin-top: 8px;
    font-size: 11px;
    min-height: 16px;
}

.api-popup-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 10px;
    font-size: 12px;
    color: var(--text-primary);
    cursor: pointer;
    user-select: none;
}

.api-popup-toggle input {
    margin: 0;
}

.api-popup-hint {
    margin-top: 6px;
    font-size: 11px;
    line-height: 1.45;
    color: var(--text-muted);
}

.api-popup-status.success {
    color: #28a745;
}

.api-popup-status.error {
    color: #dc3545;
}

.api-popup-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    border-top: 1px solid var(--border);
    background: var(--bg-secondary);
    border-radius: 0 0 8px 8px;
}

.api-link {
    font-size: 11px;
    color: #17a2b8;
    text-decoration: none;
}

.ocr-export-modal-body {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.ocr-export-hint {
    font-size: 12px;
    line-height: 1.5;
    color: var(--text-muted);
}

.ocr-export-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.ocr-export-row {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.ocr-export-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
}

.ocr-export-inline {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 8px;
}

.ocr-export-select {
    width: 100%;
}

.ocr-export-remember {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-primary);
}

.ocr-export-field-grid {
    display: grid;
    grid-template-columns: minmax(140px, 1.2fr) 72px 90px 90px;
    gap: 6px 8px;
    align-items: center;
}

.ocr-export-field-grid__head {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    padding-bottom: 4px;
}

.ocr-export-field-label {
    font-size: 12px;
    color: var(--text-primary);
}

.ocr-export-check {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.ocr-export-cell-input {
    min-width: 0;
}

.ocr-export-status {
    min-height: 18px;
    margin-top: 0;
}

.ocr-export-modal-footer {
    justify-content: space-between;
}

.api-link:hover {
    text-decoration: underline;
}

/* ═══════════════════════════════════════════
   纯数字起始值行
════════════════════════════════════════════ */

.pure-num-row {
    display: inline-flex;
    gap: 6px;
    align-items: center;
}

.text-input--xs {
    width: 50px;
    padding: 4px 6px;
    font-size: 12px;
    text-align: center;
}

/* ═══════════════════════════════════════════
   语言切换
════════════════════════════════════════════ */

.lang-switch {
    position: relative;
    margin-right: 8px;
    z-index: 1001;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text);
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
}

.lang-btn:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
}

.lang-flag {
    font-size: 14px;
}

.lang-name {
    max-width: 60px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 4px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    display: none;
    z-index: 9999;
    min-width: 140px;
    overflow: hidden;
}

.lang-switch.open .lang-dropdown {
    display: block;
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 8px 12px;
    background: transparent;
    border: none;
    color: var(--text);
    cursor: pointer;
    font-size: 13px;
    text-align: left;
    transition: background 0.15s;
}

.lang-option:hover {
    background: var(--bg-hover);
}

.lang-option.active {
    background: var(--accent-dim);
    color: var(--accent);
}

/* ═══════════════════════════════════════════
   导出进度条样式
════════════════════════════════════════════ */

.modal-content--progress {
    max-width: 360px;
    width: 90%;
    padding: 0;
    background: var(--bg-card);
    border-radius: 16px;
    overflow: hidden;
}

.progress-container {
    padding: 32px 24px;
    text-align: center;
}

.progress-icon {
    margin-bottom: 16px;
}

.progress-icon svg {
    animation: progressPulse 2s ease-in-out infinite;
}

@keyframes progressPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.9; }
}

.progress-ring {
    transform-origin: center;
    animation: progressRotate 2s linear infinite;
}

@keyframes progressRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.progress-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.progress-bar-wrapper {
    padding: 0 10px;
    margin-bottom: 12px;
}

.progress-bar {
    height: 8px;
    background: var(--bg-secondary);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.progress-bar-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #ff6a00, #ff8533, #ff6a00);
    background-size: 200% 100%;
    border-radius: 4px;
    transition: width 0.3s ease;
    animation: progressGradient 2s linear infinite;
}

@keyframes progressGradient {
    0% { background-position: 0% 0%; }
    100% { background-position: 200% 0%; }
}

.progress-bar-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: progressShine 2s ease-in-out infinite;
}

@keyframes progressShine {
    0% { left: -100%; }
    50%, 100% { left: 100%; }
}

.progress-text {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 20px;
    min-height: 18px;
}

.progress-steps {
    display: flex;
    justify-content: center;
    gap: 24px;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    opacity: 0.5;
    transition: all 0.3s ease;
}

.progress-step.active {
    opacity: 1;
}

.progress-step.completed {
    opacity: 1;
}

.progress-step.completed .step-icon {
    color: #28a745;
}

.progress-step.completed .step-icon::before {
    content: "✓";
}

.progress-step .step-icon {
    font-size: 16px;
    color: var(--text-muted);
}

.progress-step.active .step-icon {
    color: #ff6a00;
    animation: stepPulse 1s ease-in-out infinite;
}

@keyframes stepPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.progress-step .step-text {
    font-size: 11px;
    color: var(--text-muted);
}

.progress-step.active .step-text,
.progress-step.completed .step-text {
    color: var(--text-primary);
}

/* 导出成功动画 */
.progress-success .progress-icon svg {
    animation: successBounce 0.5s ease;
}

@keyframes successBounce {
    0% { transform: scale(1); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.progress-success .progress-title {
    color: #28a745;
}

.progress-success .progress-bar-fill {
    width: 100% !important;
    background: linear-gradient(90deg, #28a745, #34c759, #28a745);
}

/* ═══════════════════════════════════════════
   旋转角度提示
════════════════════════════════════════════ */
.rotation-angle-tooltip {
    position: fixed;
    z-index: 10000;
    pointer-events: none;
    padding: 4px 10px;
    border-radius: 6px;
    background: rgba(20, 20, 20, 0.92);
    color: #ffffff;
    font-size: 12px;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    line-height: 1.4;
    letter-spacing: 0.3px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.18);
    white-space: nowrap;
    opacity: 0;
    transform: translateY(2px);
    transition: opacity 0.12s ease, transform 0.12s ease;
}

.rotation-angle-tooltip.show {
    opacity: 1;
    transform: translateY(0);
}

.rotation-angle-tooltip::before {
    content: "";
    position: absolute;
    left: -5px;
    top: 50%;
    transform: translateY(-50%);
    border: 5px solid transparent;
    border-right-color: rgba(20, 20, 20, 0.92);
}

[data-theme="light"] .rotation-angle-tooltip {
    background: rgba(50, 50, 50, 0.95);
    border-color: rgba(255, 255, 255, 0.25);
}

[data-theme="light"] .rotation-angle-tooltip::before {
    border-right-color: rgba(50, 50, 50, 0.95);
}

/* ═══════════════════════════════════════════
   用户系统样式
════════════════════════════════════════════ */
.user-area { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.user-avatar {
  width: 34px !important; height: 34px !important; min-width: 34px; min-height: 34px; max-width: 34px; max-height: 34px; border-radius: 50%;
  background: var(--accent-color, #0078d4);
  color: white; display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 14px; font-weight: 600;
  user-select: none; overflow: hidden; position: relative;
}
.user-avatar:hover { opacity: 0.85; }
.user-menu {
  position: absolute; right: 12px; top: 50px;
  background: var(--bg-color, #fff);
  border: 1px solid var(--border-color, #ddd);
  border-radius: 8px; box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  min-width: 180px; z-index: 1000; overflow: hidden;
}
.user-menu-header {
  padding: 12px 16px; border-bottom: 1px solid var(--border-color, #ddd);
  display: flex; align-items: center; gap: 8px;
}
.user-level-badge {
  font-size: 11px; padding: 2px 6px; border-radius: 4px;
  background: #ddd; color: #333;
}
.user-level-badge.vip { background: #ffd700; color: #000; }
.user-level-badge.svip { background: #9b59b6; color: #fff; }
.user-menu-items { padding: 4px 0; }
.user-menu-items a,
.user-menu-items button {
  display: block; width: 100%; padding: 8px 16px;
  color: var(--text-color, #333); text-decoration: none;
}
.user-menu-items a:hover,
.user-menu-items button:hover { background: var(--hover-bg, #f0f0f0); }
.error-message {
  color: #d13438; font-size: 13px; margin-top: 8px; padding: 8px;
  background: #fde7e9; border-radius: 4px;
}

/* 锁定功能样式 */
.locked-feature {
  opacity: 0.5;
  cursor: not-allowed;
  position: relative;
}
.locked-feature::after {
  content: '🔒';
  position: absolute;
  top: 2px; right: 2px;
  font-size: 10px;
}
.locked-feature:hover {
  opacity: 0.7;
}

/* ═══════════════════════════════════════════
   用户认证弹窗（v2 改版）- 2026-06-27
═════════════════════════════════════════════ */
.auth-modal {
  z-index: 1100;
}

.auth-modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.auth-modal-card {
  position: relative;
  width: 440px;
  max-width: 92vw;
  max-height: 90vh;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 14px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 8px 24px rgba(0, 0, 0, 0.3);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  animation: authCardIn 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
@keyframes authCardIn {
  from { opacity: 0; transform: translateY(24px) scale(0.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* 品牌头部 */
.auth-brand-header {
  position: relative;
  padding: 24px 24px 20px;
  background: linear-gradient(135deg, #ff6a00 0%, #ff8533 60%, #ffa040 100%);
  display: flex;
  align-items: center;
  gap: 12px;
}
.auth-brand-header::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 24px;
  background: var(--bg-card);
  border-radius: 14px 14px 0 0;
}
.auth-brand-logo {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}
.auth-brand-header h3 {
  font-size: 20px;
  font-weight: 600;
  color: #fff;
  margin: 0;
  flex: 1;
  position: relative;
  z-index: 1;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}
.auth-close-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}
.auth-close-btn:hover {
  background: rgba(255, 255, 255, 0.35);
  transform: rotate(90deg);
}

/* 表单主体 */
.auth-modal-body {
  padding: 8px 28px 28px;
  overflow-y: auto;
  flex: 1;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.auth-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.auth-field label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.2px;
}

/* 输入框组 */
.auth-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.auth-input-icon {
  position: absolute;
  left: 12px;
  color: var(--text-muted);
  pointer-events: none;
  transition: color 0.2s ease;
  flex-shrink: 0;
}
.auth-input {
  width: 100%;
  padding: 11px 12px 11px 38px;
  font-size: 14px;
  background: var(--bg-panel);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  box-sizing: border-box;
  transition: all 0.2s ease;
  outline: none;
}
.auth-input::placeholder {
  color: var(--text-muted);
  font-size: 13px;
}
.auth-input:hover {
  border-color: var(--text-muted);
}
.auth-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(255, 106, 0, 0.12);
  background: var(--bg-card);
}
.auth-input:focus + .auth-input-icon,
.auth-input-wrap:focus-within .auth-input-icon {
  color: var(--accent);
}

/* 密码显示切换 */
.auth-pwd-toggle {
  position: absolute;
  right: 8px;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 6px;
  border-radius: 4px;
  transition: color 0.2s ease, background 0.2s ease;
  display: flex;
  align-items: center;
}
.auth-pwd-toggle:hover {
  color: var(--text-secondary);
  background: var(--bg-hover);
}

/* 表单选项行 */
.auth-form-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  margin-top: -4px;
}
.auth-remember {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
}
.auth-remember input[type="checkbox"] {
  width: 15px;
  height: 15px;
  accent-color: var(--accent);
  cursor: pointer;
}
.auth-link {
  color: var(--accent);
  text-decoration: none;
  font-size: 13px;
  transition: color 0.2s ease;
}
.auth-link:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

/* 协议勾选 */
.auth-agreement {
  margin: 8px 0 4px;
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.5;
}
.auth-agreement label {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  cursor: pointer;
}
.auth-agreement input[type="checkbox"] {
  width: 14px;
  height: 14px;
  accent-color: var(--accent);
  cursor: pointer;
  margin-top: 2px;
  flex-shrink: 0;
}
.auth-agreement a {
  color: var(--accent);
  text-decoration: none;
}
.auth-agreement a:hover {
  text-decoration: underline;
}
.auth-agreement-error {
  display: block;
  color: #e74c3c;
  font-size: 11px;
  margin-top: 3px;
}

/* 验证码按钮 */
.auth-code-btn {
  white-space: nowrap;
  padding: 10px 14px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
  min-width: 90px;
}
.auth-code-btn:hover {
  opacity: 0.9;
}
.auth-code-btn:disabled {
  background: #ccc;
  cursor: not-allowed;
}

/* 当 .auth-link 用于 <button> 时，重置按钮默认外观，使其呈现为链接 */
.auth-link {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  font-family: inherit;
}

/* 提交按钮 */
.auth-submit-btn {
  width: 100%;
  padding: 12px;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  position: relative;
  overflow: hidden;
  margin-top: 4px;
  box-shadow: 0 2px 8px rgba(255, 106, 0, 0.25);
}
.auth-submit-btn:hover {
  box-shadow: 0 4px 16px rgba(255, 106, 0, 0.4);
  transform: translateY(-1px);
}
.auth-submit-btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(255, 106, 0, 0.25);
}
.auth-submit-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}
.auth-submit-loading {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.auth-spinner {
  animation: authSpin 0.8s linear infinite;
}
@keyframes authSpin {
  to { transform: rotate(360deg); }
}

/* 切换链接 */
.auth-switch {
  text-align: center;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-muted);
}

/* 重置区域 */
.auth-reset-area {
  margin-top: 16px;
  padding: 16px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 8px;
}

/* 错误提示 */
.auth-error {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  margin-top: 14px;
  font-size: 13px;
  color: var(--danger);
  background: var(--danger-dim);
  border: 1px solid rgba(207, 34, 46, 0.3);
  border-radius: 8px;
  animation: authErrorIn 0.3s ease;
}
@keyframes authErrorIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}
.auth-error::before {
  content: '⚠';
  font-size: 16px;
  flex-shrink: 0;
}

/* 成功提示 */
.auth-success {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  margin-top: 14px;
  font-size: 13px;
  color: var(--success);
  background: var(--success-dim);
  border: 1px solid rgba(45, 164, 78, 0.3);
  border-radius: 8px;
  animation: authErrorIn 0.3s ease;
}
.auth-success::before {
  content: '✓';
  font-size: 16px;
  flex-shrink: 0;
}

/* 响应式 */
@media (max-width: 480px) {
  .auth-modal-card {
    width: 100vw;
    max-width: 100vw;
    border-radius: 14px 14px 0 0;
    align-self: flex-end;
    max-height: 92vh;
    animation: authCardInMobile 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  }
  @keyframes authCardInMobile {
    from { opacity: 0; transform: translateY(100%); }
    to { opacity: 1; transform: translateY(0); }
  }
  .auth-modal-body {
    padding: 8px 20px 24px;
  }
  .auth-brand-header {
    padding: 20px 20px 16px;
  }
}

/* 浅色主题适配 */
[data-theme="light"] .auth-input {
  background: #f9fafb;
  border-color: #e5e7eb;
}
[data-theme="light"] .auth-input:focus {
  background: #fff;
}
[data-theme="light"] .auth-reset-area {
  background: #f9fafb;
  border-color: #e5e7eb;
}

/* ═══════════════════════════════════════════
   Toast 提示
════════════════════════════════════════════ */
.main-toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  padding: 12px 28px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  color: #fff;
  z-index: 10000;
  opacity: 0;
  transition: opacity .3s, transform .3s;
  pointer-events: none;
  background: #333;
  box-shadow: 0 4px 20px rgba(0,0,0,.35);
  white-space: nowrap;
}
.main-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.main-toast-success { background: #10b981; }
.main-toast-error   { background: #ef4444; }
.main-toast-warning { background: #f59e0b; }
.main-toast-info    { background: #3b82f6; }