/* xnx_icon 图标生成器前端样式
   依赖 Bootstrap 5.3 变量，不引入新依赖
   命名前缀 xnx-icon- 避免冲突
*/

/* ============ 布局 ============ */
.xnx-icon-wrap { max-width: 100%; }

/* 配置面板与预览面板：左 7 / 右 5，移动端堆叠由 Bootstrap grid 自动处理 */
.xnx-icon-preview-col { position: sticky; top: 1rem; align-self: flex-start; }

/* ============ 图标选择网格 ============ */
.xnx-icon-search { position: relative; }
.xnx-icon-search .ti-search {
    position: absolute; top: 50%; left: .75rem; transform: translateY(-50%);
    color: var(--bs-secondary-color, #6c757d); pointer-events: none;
}

.xnx-icon-categories {
    display: flex; flex-wrap: wrap; gap: .375rem;
}
.xnx-icon-cat-pill {
    border: 1px solid var(--bs-border-color, #dee2e6);
    background: var(--bs-body-bg, #fff);
    color: var(--bs-body-color, #212529);
    border-radius: 50rem;
    padding: .25rem .75rem;
    font-size: .8rem;
    cursor: pointer;
    transition: all .15s ease;
    white-space: nowrap;
}
.xnx-icon-cat-pill:hover { border-color: var(--bs-primary, #0d6efd); color: var(--bs-primary, #0d6efd); }
.xnx-icon-cat-pill.active {
    background: var(--bs-primary, #0d6efd);
    border-color: var(--bs-primary, #0d6efd);
    color: #fff;
}

.xnx-icon-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: .25rem;
    max-height: 340px;
    overflow-y: auto;
    border: 1px solid var(--bs-border-color, #dee2e6);
    border-radius: .375rem;
    padding: .5rem;
    background: var(--bs-tertiary-bg, #f8f9fa);
}
.xnx-icon-grid-item {
    aspect-ratio: 1 / 1;
    display: flex; align-items: center; justify-content: center;
    border: 2px solid transparent;
    border-radius: .25rem;
    cursor: pointer;
    background: var(--bs-body-bg, #fff);
    color: var(--bs-body-color, #212529);
    transition: all .12s ease;
    padding: 1.25rem;
}
.xnx-icon-grid-item:hover {
    border-color: var(--bs-primary, #0d6efd);
    color: var(--bs-primary, #0d6efd);
}
.xnx-icon-grid-item.selected {
    border-color: var(--bs-primary, #0d6efd);
    background: rgba(13, 110, 253, .12);
    color: var(--bs-primary, #0d6efd);
}
.xnx-icon-grid-item svg { width: 100%; height: 100%; }
.xnx-icon-grid-empty {
    grid-column: 1 / -1;
    text-align: center; padding: 2rem; color: var(--bs-secondary-color, #6c757d);
}

/* 网格滚动到底部的哨兵元素（懒加载触发） */
.xnx-icon-grid-sentinel { height: 1px; grid-column: 1 / -1; }

/* ============ 颜色选择器 ============ */
.xnx-icon-color-wrap { display: flex; align-items: center; gap: .5rem; }
.xnx-icon-color-swatch {
    width: 2.25rem; height: 2.25rem; border-radius: 50%;
    border: 1px solid var(--bs-border-color, #dee2e6);
    overflow: hidden; position: relative; flex-shrink: 0;
    cursor: pointer;
}
.xnx-icon-color-swatch input[type="color"] {
    position: absolute; inset: -4px; width: calc(100% + 8px); height: calc(100% + 8px);
    border: none; padding: 0; cursor: pointer; opacity: 0;
}
.xnx-icon-color-swatch::after {
    content: ''; position: absolute; inset: 0; border-radius: 50%;
    background: var(--swatch-color, #1E3A8A); pointer-events: none;
}

/* ============ 滑块 ============ */
.xnx-icon-range-row { display: flex; align-items: center; gap: .75rem; }
.xnx-icon-range-row input[type="range"] { flex: 1; }
.xnx-icon-range-value {
    min-width: 3rem; text-align: center;
    font-variant-numeric: tabular-nums;
    background: var(--bs-tertiary-bg, #f8f9fa);
    border-radius: .25rem; padding: .125rem .5rem;
    font-size: .85rem;
}

/* ============ 背景形状/角标类型 按钮组 ============ */
.xnx-icon-btn-group { display: flex; flex-wrap: wrap; gap: .25rem; }
.xnx-icon-btn-opt {
    border: 1px solid var(--bs-border-color, #dee2e6);
    background: var(--bs-body-bg, #fff);
    color: var(--bs-body-color, #212529);
    border-radius: .375rem;
    padding: .375rem .75rem;
    font-size: .85rem;
    cursor: pointer;
    transition: all .15s ease;
}
.xnx-icon-btn-opt:hover { border-color: var(--bs-primary, #0d6efd); }
.xnx-icon-btn-opt.active {
    background: var(--bs-primary, #0d6efd);
    border-color: var(--bs-primary, #0d6efd);
    color: #fff;
}

/* ============ 尺寸预设按钮组 ============ */
.xnx-icon-size-grid { display: flex; flex-wrap: wrap; gap: .25rem; }
.xnx-icon-size-btn {
    min-width: 3.25rem;
    border: 1px solid var(--bs-border-color, #dee2e6);
    background: var(--bs-body-bg, #fff);
    color: var(--bs-body-color, #212529);
    border-radius: .375rem;
    padding: .375rem .5rem;
    font-size: .8rem;
    cursor: pointer;
    transition: all .15s ease;
    text-align: center;
}
.xnx-icon-size-btn:hover { border-color: var(--bs-primary, #0d6efd); }
.xnx-icon-size-btn.active {
    background: var(--bs-primary, #0d6efd);
    border-color: var(--bs-primary, #0d6efd);
    color: #fff;
}

/* ============ 角标位置 2x2 网格选择器 ============ */
.xnx-icon-badge-pos {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: .375rem;
    width: 8rem; height: 6rem;
    border: 1px solid var(--bs-border-color, #dee2e6);
    border-radius: .375rem;
    padding: .375rem;
    background: var(--bs-tertiary-bg, #f8f9fa);
}
.xnx-icon-badge-pos-btn {
    border: 1px solid var(--bs-border-color, #dee2e6);
    background: var(--bs-body-bg, #fff);
    border-radius: .25rem;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all .15s ease;
    color: var(--bs-secondary-color, #6c757d);
}
.xnx-icon-badge-pos-btn:hover { border-color: var(--bs-primary, #0d6efd); }
.xnx-icon-badge-pos-btn.active {
    background: var(--bs-primary, #0d6efd);
    border-color: var(--bs-primary, #0d6efd);
    color: #fff;
}
.xnx-icon-badge-pos-btn .ti { font-size: .9rem; }

/* ============ 预览区 ============ */
.xnx-icon-preview-box {
    background-color: #fff;
    background-image:
        linear-gradient(45deg, #e9ecef 25%, transparent 25%),
        linear-gradient(-45deg, #e9ecef 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #e9ecef 75%),
        linear-gradient(-45deg, transparent 75%, #e9ecef 75%);
    background-size: 16px 16px;
    background-position: 0 0, 0 8px, 8px -8px, -8px 0;
    border: 1px solid var(--bs-border-color, #dee2e6);
    border-radius: .5rem;
    min-height: 200px;
    display: flex; align-items: center; justify-content: center;
    padding: 1.5rem;
    overflow: auto;
}
.xnx-icon-preview-box svg { max-width: 100%; max-height: 380px; display: block; }
.xnx-icon-preview-empty {
    color: var(--bs-secondary-color, #6c757d);
    text-align: center;
    font-size: .9rem;
}
.xnx-icon-output-size {
    font-variant-numeric: tabular-nums;
    font-size: .85rem;
    color: var(--bs-secondary-color, #6c757d);
}

/* SVG 代码预览（可折叠） */
.xnx-icon-code-preview pre {
    max-height: 180px;
    overflow: auto;
    background: var(--bs-tertiary-bg, #f8f9fa);
    border-radius: .375rem;
    padding: .75rem;
    font-size: .75rem;
    margin: 0;
    white-space: pre-wrap;
    word-break: break-all;
}

/* ============ 预设按钮组 ============ */
.xnx-icon-preset-list { display: flex; flex-wrap: wrap; gap: .5rem; }
.xnx-icon-preset-btn {
    display: flex; flex-direction: column; align-items: center;
    border: 1px solid var(--bs-border-color, #dee2e6);
    background: var(--bs-body-bg, #fff);
    border-radius: .375rem;
    padding: .5rem;
    cursor: pointer;
    transition: all .15s ease;
    width: 5.5rem;
    text-align: center;
}
.xnx-icon-preset-btn:hover { border-color: var(--bs-primary, #0d6efd); }
.xnx-icon-preset-btn .xnx-icon-preset-thumb {
    width: 36px; height: 36px;
    display: flex; align-items: center; justify-content: center;
    margin-bottom: .25rem;
}
.xnx-icon-preset-btn .xnx-icon-preset-thumb svg { width: 100%; height: 100%; }
.xnx-icon-preset-btn .xnx-icon-preset-label {
    font-size: .72rem; line-height: 1.1;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    width: 100%;
    color: var(--bs-body-color, #212529);
}

/* ============ 导出按钮组 ============ */
.xnx-icon-export-row { display: flex; flex-wrap: wrap; gap: .5rem; }

/* ============ 预设列表表格 ============ */
.xnx-icon-preset-row td { white-space: nowrap; }
.xnx-icon-preset-row .preset-name-cell {
    max-width: 200px;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

/* ============ toast 容器 ============ */
.xnx-icon-toast-container {
    position: fixed; top: 1rem; right: 1rem; z-index: 1080;
    display: flex; flex-direction: column; gap: .5rem;
    pointer-events: none;
}
.xnx-icon-toast {
    pointer-events: auto;
    min-width: 220px; max-width: 360px;
    box-shadow: 0 .5rem 1rem rgba(0,0,0,.15);
    animation: xnx-icon-toast-in .2s ease;
}
@keyframes xnx-icon-toast-in {
    from { opacity: 0; transform: translateX(1rem); }
    to { opacity: 1; transform: translateX(0); }
}
.xnx-icon-toast.hide-out {
    opacity: 0; transform: translateX(1rem);
    transition: opacity .3s ease, transform .3s ease;
}

/* ============ 小屏适配 ============ */
@media (max-width: 575.98px) {
    .xnx-icon-grid { grid-template-columns: repeat(6, 1fr); max-height: 280px; }
    .xnx-icon-badge-pos { width: 100%; }
    .xnx-icon-preview-box svg { max-height: 260px; }
}

/* ============ loading 占位 ============ */
.xnx-icon-loading {
    display: flex; align-items: center; justify-content: center;
    padding: 2rem; color: var(--bs-secondary-color, #6c757d);
    gap: .5rem;
}
.xnx-icon-loading .spinner-border { width: 1.25rem; height: 1.25rem; }