/**
 * SoarliAiSearch - Gemini 级语义搜索与智能问答悬浮组件样式表 (v2.2)
 *
 * 设计亮点：
 * 1. 完美继承 Handsome 主题 CSS 变量系统 (--theme-bg-panel / --theme-text-color 等)，原生适配深浅色模式
 * 2. 右下角独立 Gemini 流光悬浮球 (FAB)，支持滚动智能半透明贴边收起与 iOS 底部安全区避让
 * 3. PC 居中玻璃拟态弹窗 (>=768px) + 移动端自适应底部抽屉 Bottom Sheet (<768px)
 * 4. 交互式文章引用角标 [1]、[2] 及其悬浮原文预览气泡
 */

/* ========================================================
   1. 右下角 Gemini 风格 AI 悬浮按钮 (Floating Action Button)
   ======================================================== */
.soarli-ai-fab-wrap {
    position: fixed;
    right: 16px;
    bottom: calc(148px + env(safe-area-inset-bottom, 0px));
    z-index: 1040;
    display: flex;
    align-items: center;
    transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.35s ease, bottom 0.25s ease, right 0.25s ease;
    user-select: none;
    touch-action: none;
    -webkit-tap-highlight-color: transparent;
}

/* 拖拽调节高度时禁用过渡动画以保证跟手 */
.soarli-ai-fab-wrap.is-dragging {
    transition: none !important;
}

/* 快速下滑浏览长文时自动半透明贴附右侧边缘 */
.soarli-ai-fab-wrap.is-stashed {
    transform: translateX(22px) scale(0.9);
    opacity: 0.35;
}

.soarli-ai-fab-wrap.is-stashed:hover,
.soarli-ai-fab-wrap.is-stashed:focus-within {
    transform: translateX(0) scale(1);
    opacity: 1;
}

.soarli-ai-fab-btn {
    position: relative;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: none;
    outline: none;
    cursor: pointer;
    background: linear-gradient(135deg, #4285f4 0%, #9b51e0 52%, #ff4081 100%);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 20px rgba(102, 92, 231, 0.38), 0 2px 6px rgba(0, 0, 0, 0.15);
    transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.25s ease;
    overflow: visible;
}

.soarli-ai-fab-btn::before {
    content: "";
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(66, 133, 244, 0.55), rgba(155, 81, 224, 0.55), rgba(255, 64, 129, 0.55));
    filter: blur(8px);
    opacity: 0.65;
    z-index: -1;
    transition: opacity 0.25s ease, transform 0.4s ease;
}

.soarli-ai-fab-btn:hover {
    transform: translateY(-3px) scale(1.04);
    box-shadow: 0 10px 26px rgba(102, 92, 231, 0.52), 0 4px 10px rgba(0, 0, 0, 0.2);
}

.soarli-ai-fab-btn:hover::before {
    opacity: 0.95;
    transform: rotate(45deg) scale(1.08);
}

.soarli-ai-fab-btn:active {
    transform: translateY(0) scale(0.96);
}

.soarli-ai-fab-icon {
    width: 24px;
    height: 24px;
    transition: transform 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.soarli-ai-fab-btn:hover .soarli-ai-fab-icon {
    transform: rotate(18deg) scale(1.1);
}

/* 悬浮快捷提示气泡 */
.soarli-ai-fab-tooltip {
    position: absolute;
    right: 58px;
    white-space: nowrap;
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 12.5px;
    font-weight: 500;
    background: var(--theme-bg-panel, #ffffff);
    color: var(--theme-text-title, #333333);
    border: 1px solid var(--theme-border-color, #dee5e7);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
    opacity: 0;
    visibility: hidden;
    transform: translateX(8px);
    transition: all 0.22s ease;
    pointer-events: none;
    display: flex;
    align-items: center;
    gap: 6px;
}

.soarli-ai-fab-tooltip kbd {
    background: var(--theme-bg-tag, #edf1f2);
    color: var(--theme-text-muted, #777);
    border: 1px solid var(--theme-border-color, #dee5e7);
    border-radius: 4px;
    padding: 1px 5px;
    font-size: 11px;
    font-family: Consolas, Monaco, monospace;
    box-shadow: none;
}

.soarli-ai-fab-wrap:hover .soarli-ai-fab-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

/* ========================================================
   2. 沉浸式搜索与问答面板遮罩及主体容器
   ======================================================== */
.soarli-ai-overlay {
    position: fixed;
    inset: 0;
    z-index: 2050;
    background: rgba(12, 15, 22, 0.55);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 7vh;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.24s ease, visibility 0.24s ease;
}

.soarli-ai-overlay.is-open {
    opacity: 1;
    visibility: visible;
}

.soarli-ai-modal {
    width: 720px;
    max-width: 92vw;
    max-height: 84vh;
    background: var(--theme-bg-panel, #ffffff);
    color: var(--theme-text-color, #58666e);
    border: 1px solid var(--theme-border-color, #dee5e7);
    border-radius: 18px;
    box-shadow: 0 22px 60px rgba(0, 0, 0, 0.28), 0 0 0 1px rgba(155, 81, 224, 0.14);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: translateY(16px) scale(0.97);
    transition: transform 0.26s cubic-bezier(0.22, 1, 0.36, 1);
    position: relative;
}

.soarli-ai-overlay.is-open .soarli-ai-modal {
    transform: translateY(0) scale(1);
}

/* 顶部彩色流光装饰细条 */
.soarli-ai-modal::before {
    content: "";
    display: block;
    height: 3px;
    width: 100%;
    background: linear-gradient(90deg, #4285f4 0%, #9b51e0 50%, #ff4081 100%);
    flex-shrink: 0;
}

/* 移动端抽屉拖拽手柄（桌面端隐藏） */
.soarli-ai-drawer-handle {
    display: none;
    width: 100%;
    padding: 10px 0 4px;
    justify-content: center;
    cursor: grab;
    flex-shrink: 0;
}

.soarli-ai-drawer-bar {
    width: 42px;
    height: 4px;
    border-radius: 99px;
    background: var(--theme-border-color, #cfdadd);
}

/* ========================================================
   3. 面板顶部搜索输入栏
   ======================================================== */
.soarli-ai-header {
    padding: 16px 20px 14px;
    border-bottom: 1px solid var(--theme-border-subtle, #eef1f2);
    background: var(--theme-bg-panel, #ffffff);
    flex-shrink: 0;
}

.soarli-ai-input-row {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--theme-bg-input, #f8f9fa);
    border: 1.5px solid var(--theme-border-input, #cfdadd);
    border-radius: 12px;
    padding: 8px 12px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.soarli-ai-input-row:focus-within {
    border-color: #7b52ab;
    box-shadow: 0 0 0 3px rgba(123, 82, 171, 0.15);
}

.soarli-ai-sparkle-prefix {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: #7b52ab;
}

.soarli-ai-input {
    flex: 1;
    border: none !important;
    outline: none !important;
    background: transparent !important;
    color: var(--theme-text-title, #333333);
    font-size: 15px;
    line-height: 1.5;
    padding: 2px 0;
    min-width: 0;
}

.soarli-ai-input::placeholder {
    color: var(--theme-text-muted, #98a6ad);
}

.soarli-ai-clear-btn {
    border: none;
    background: transparent;
    color: var(--theme-text-muted, #98a6ad);
    cursor: pointer;
    padding: 4px;
    font-size: 15px;
    line-height: 1;
    display: none;
    border-radius: 50%;
}

.soarli-ai-clear-btn:hover {
    color: var(--theme-text-title, #333333);
    background: var(--theme-bg-tag, #edf1f2);
}

.soarli-ai-submit-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 6px 14px;
    border-radius: 8px;
    border: none;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    background: linear-gradient(135deg, #4285f4, #9b51e0);
    color: #ffffff;
    white-space: nowrap;
    transition: opacity 0.2s ease, transform 0.15s ease;
    flex-shrink: 0;
}

.soarli-ai-submit-btn:hover {
    opacity: 0.92;
}

/* 随时中断：红色停止生成按钮 */
.soarli-ai-stop-btn {
    display: none;
    align-items: center;
    gap: 5px;
    padding: 6px 13px;
    border-radius: 8px;
    border: 1px solid rgba(217, 83, 79, 0.35);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    background: rgba(217, 83, 79, 0.12);
    color: #e03e3e;
    white-space: nowrap;
    flex-shrink: 0;
    transition: background 0.2s ease;
}

.soarli-ai-stop-btn:hover {
    background: rgba(217, 83, 79, 0.22);
}

.soarli-ai-close-btn {
    border: 1px solid var(--theme-border-color, #dee5e7);
    background: var(--theme-bg-subtle, #f8f9fa);
    color: var(--theme-text-muted, #777);
    border-radius: 8px;
    padding: 5px 9px;
    font-size: 12px;
    cursor: pointer;
    flex-shrink: 0;
    transition: all 0.18s ease;
}

.soarli-ai-close-btn:hover {
    color: var(--theme-text-title, #333);
    background: var(--theme-bg-tag, #edf1f2);
}

/* ========================================================
   4. 面板内容滚动区 (冷启动引导 / AI 速览 / 语义文章列表)
   ======================================================== */
.soarli-ai-body {
    flex: 1;
    overflow-y: auto;
    padding: 18px 20px 22px;
    position: relative;
}

.soarli-ai-body::-webkit-scrollbar {
    width: 6px;
}

.soarli-ai-body::-webkit-scrollbar-thumb {
    background: var(--theme-bg-scrollbar-thumb, rgba(160, 160, 160, 0.4));
    border-radius: 99px;
}

.soarli-ai-section-title {
    font-size: 12px;
    font-weight: 600;
    color: var(--theme-text-muted, #98a6ad);
    margin: 0 0 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    letter-spacing: 0.3px;
}

/* 冷启动推荐问题网格 */
.soarli-ai-starters {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 18px;
}

.soarli-ai-starter-chip {
    text-align: left;
    padding: 11px 14px;
    border-radius: 10px;
    background: var(--theme-bg-subtle, #f8f9fa);
    border: 1px solid var(--theme-border-subtle, #eef1f2);
    color: var(--theme-text-title, #333333);
    font-size: 13.5px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.soarli-ai-starter-chip:hover {
    border-color: rgba(123, 82, 171, 0.45);
    background: rgba(123, 82, 171, 0.06);
    transform: translateY(-1px);
}

/* 最近搜索历史标签 */
.soarli-ai-history-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.soarli-ai-history-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 11px;
    border-radius: 99px;
    background: var(--theme-bg-tag, #edf1f2);
    color: var(--theme-text-color, #58666e);
    font-size: 12.5px;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.18s ease;
}

.soarli-ai-history-pill:hover {
    border-color: var(--theme-border-color, #cfdadd);
    color: var(--theme-text-title, #333333);
}

/* ========================================================
   5. Gemini 风格 AI 智能速览卡片 (RAG Streaming Box)
   ======================================================== */
.soarli-ai-summary-card {
    background: linear-gradient(145deg, rgba(66, 133, 244, 0.06) 0%, rgba(155, 81, 224, 0.06) 100%);
    border: 1px solid rgba(123, 82, 171, 0.24);
    border-radius: 14px;
    padding: 16px 18px;
    margin-bottom: 18px;
    position: relative;
}

.soarli-ai-summary-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
    gap: 8px;
}

.soarli-ai-summary-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 700;
    background: linear-gradient(90deg, #4285f4, #9b51e0, #ff4081);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.soarli-ai-summary-meta {
    font-size: 11.5px;
    color: var(--theme-text-muted, #98a6ad);
    display: flex;
    align-items: center;
    gap: 8px;
}

/* 流式打字骨架呼吸动效 */
.soarli-ai-thinking {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13.5px;
    color: var(--theme-text-muted, #98a6ad);
    padding: 6px 0;
}

.soarli-ai-pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #9b51e0;
    animation: soarliAiPulse 1.2s infinite ease-in-out;
}

@keyframes soarliAiPulse {
    0%, 100% { transform: scale(0.75); opacity: 0.45; }
    50% { transform: scale(1.25); opacity: 1; }
}

.soarli-ai-summary-content {
    font-size: 14.5px;
    line-height: 1.75;
    color: var(--theme-text-title, #2c3e50);
    word-break: break-word;
}

.soarli-ai-summary-content p {
    margin: 0 0 10px;
}

.soarli-ai-summary-content p:last-child {
    margin-bottom: 0;
}

.soarli-ai-summary-content ul,
.soarli-ai-summary-content ol {
    margin: 6px 0 10px;
    padding-left: 20px;
}

.soarli-ai-summary-content li {
    margin-bottom: 4px;
}

.soarli-ai-summary-content code {
    background: var(--theme-bg-code, rgba(0, 0, 0, 0.06));
    color: var(--theme-text-code, #b63455);
    padding: 2px 5px;
    border-radius: 4px;
    font-size: 13px;
    font-family: Consolas, Monaco, monospace;
}

.soarli-ai-code-wrap {
    position: relative;
    margin: 10px 0;
}

.soarli-ai-summary-content pre {
    background: #1a1d24;
    color: #e6edf3;
    padding: 12px 14px;
    border-radius: 8px;
    overflow-x: auto;
    font-size: 12.5px;
    line-height: 1.55;
    margin: 0;
}

.soarli-ai-summary-content pre code {
    background: transparent;
    color: inherit;
    padding: 0;
}

.soarli-ai-code-copy-btn {
    position: absolute;
    top: 6px;
    right: 8px;
    background: rgba(255, 255, 255, 0.12);
    color: #d0d7de;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 5px;
    padding: 2px 8px;
    font-size: 11px;
    cursor: pointer;
}

.soarli-ai-code-copy-btn:hover {
    background: rgba(255, 255, 255, 0.22);
    color: #ffffff;
}

/* 引用角标 [1]、[2] 交互样式 */
.soarli-ai-cite-ref {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 19px;
    height: 19px;
    padding: 0 5px;
    margin: 0 2px;
    font-size: 11px;
    font-weight: 700;
    line-height: 1;
    border-radius: 99px;
    background: rgba(66, 133, 244, 0.15);
    color: #4285f4 !important;
    border: 1px solid rgba(66, 133, 244, 0.35);
    text-decoration: none !important;
    vertical-align: super;
    cursor: pointer;
    transition: all 0.18s ease;
}

.soarli-ai-cite-ref:hover {
    background: #4285f4;
    color: #ffffff !important;
    transform: translateY(-1px);
}

/* 底部来源文献清单与工具栏 */
.soarli-ai-refs-footer {
    margin-top: 12px;
    padding-top: 10px;
    border-top: 1px dashed rgba(123, 82, 171, 0.22);
    font-size: 12px;
}

.soarli-ai-refs-title {
    font-weight: 600;
    color: var(--theme-text-muted, #98a6ad);
    margin-bottom: 6px;
}

.soarli-ai-refs-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.soarli-ai-ref-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 9px;
    border-radius: 6px;
    background: var(--theme-bg-panel, #ffffff);
    border: 1px solid var(--theme-border-color, #dee5e7);
    color: var(--theme-text-color, #58666e) !important;
    text-decoration: none !important;
    font-size: 12px;
    max-width: 100%;
    transition: border-color 0.18s ease, color 0.18s ease;
}

.soarli-ai-ref-link:hover {
    border-color: #4285f4;
    color: #4285f4 !important;
}

.soarli-ai-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
    padding-top: 10px;
    border-top: 1px solid rgba(123, 82, 171, 0.15);
}

.soarli-ai-tool-btns {
    display: flex;
    align-items: center;
    gap: 8px;
}

.soarli-ai-tool-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    border-radius: 6px;
    border: 1px solid var(--theme-border-color, #dee5e7);
    background: var(--theme-bg-panel, #ffffff);
    color: var(--theme-text-color, #58666e);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.18s ease;
}

.soarli-ai-tool-btn:hover {
    border-color: #7b52ab;
    color: #7b52ab;
}

/* ========================================================
   6. 极速语义召回文章列表卡片
   ======================================================== */
.soarli-ai-results-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.soarli-ai-result-item {
    display: block;
    padding: 13px 16px;
    border-radius: 12px;
    background: var(--theme-bg-subtle, #f8f9fa);
    border: 1px solid var(--theme-border-subtle, #eef1f2);
    text-decoration: none !important;
    color: inherit !important;
    transition: all 0.2s ease;
}

.soarli-ai-result-item:hover {
    border-color: rgba(66, 133, 244, 0.45);
    background: var(--theme-bg-panel, #ffffff);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);
    transform: translateY(-1px);
}

.soarli-ai-result-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 5px;
}

.soarli-ai-result-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--theme-text-title, #333333);
    display: flex;
    align-items: center;
    gap: 6px;
    min-width: 0;
}

.soarli-ai-result-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 6px;
    background: rgba(66, 133, 244, 0.12);
    color: #4285f4;
    font-size: 11.5px;
    font-weight: 700;
    flex-shrink: 0;
}

.soarli-ai-score-badge {
    font-size: 11.5px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 99px;
    background: rgba(25, 169, 213, 0.12);
    color: #19a9d5;
    white-space: nowrap;
    flex-shrink: 0;
}

.soarli-ai-score-badge.is-high {
    background: rgba(255, 107, 107, 0.14);
    color: #e03e3e;
}

.soarli-ai-result-snippet {
    font-size: 13px;
    color: var(--theme-text-color, #58666e);
    line-height: 1.6;
    margin-bottom: 6px;
}

.soarli-ai-result-meta {
    font-size: 11.5px;
    color: var(--theme-text-muted, #98a6ad);
    display: flex;
    align-items: center;
    gap: 12px;
}

/* 零结果优雅回退盒 */
.soarli-ai-empty-box {
    text-align: center;
    padding: 28px 16px;
    color: var(--theme-text-muted, #98a6ad);
}

.soarli-ai-empty-actions {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 14px;
    flex-wrap: wrap;
}

/* ========================================================
   7. 引用角标悬浮预览卡片 (Hover Citation Tooltip)
   ======================================================== */
.soarli-ai-cite-tooltip {
    position: fixed;
    z-index: 2150;
    width: 310px;
    max-width: 88vw;
    padding: 12px 14px;
    border-radius: 12px;
    background: var(--theme-bg-panel, #ffffff);
    color: var(--theme-text-color, #58666e);
    border: 1px solid rgba(66, 133, 244, 0.38);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.22);
    font-size: 12.5px;
    line-height: 1.55;
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.16s ease, visibility 0.16s ease;
}

.soarli-ai-cite-tooltip.is-visible {
    opacity: 1;
    visibility: visible;
}

.soarli-ai-cite-tooltip-title {
    font-weight: 700;
    font-size: 13.5px;
    color: var(--theme-text-title, #333333);
    margin-bottom: 4px;
}

.soarli-ai-cite-tooltip-meta {
    font-size: 11px;
    color: var(--theme-text-muted, #98a6ad);
    margin-bottom: 6px;
}

.soarli-ai-cite-tooltip-excerpt {
    padding: 6px 8px;
    border-radius: 6px;
    background: var(--theme-bg-subtle, #f8f9fa);
    border-left: 3px solid #4285f4;
    font-size: 12px;
    color: var(--theme-text-color, #58666e);
}

/* ========================================================
   8. 移动端响应式适配 (< 768px Bottom Sheet 底部抽屉)
   ======================================================== */
@media (max-width: 767.98px) {
    .soarli-ai-fab-wrap {
        right: 14px;
        bottom: calc(142px + env(safe-area-inset-bottom, 0px));
    }

    .soarli-ai-fab-tooltip {
        display: none;
    }

    .soarli-ai-overlay {
        align-items: flex-end;
        padding-top: 0;
    }

    .soarli-ai-modal {
        width: 100vw;
        max-width: 100vw;
        height: 85vh;
        max-height: 85vh;
        border-radius: 20px 20px 0 0;
        border-bottom: none;
        padding-bottom: env(safe-area-inset-bottom, 0px);
        transform: translateY(100%);
    }

    .soarli-ai-overlay.is-open .soarli-ai-modal {
        transform: translateY(0);
    }

    .soarli-ai-drawer-handle {
        display: flex;
    }

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

    .soarli-ai-header {
        padding: 10px 14px 12px;
    }

    .soarli-ai-body {
        padding: 14px 14px 20px;
    }
}