/* ==========================================================================
   飞扬文档中心 · 全新样式（整体重构）
   --------------------------------------------------------------------------
   适用页面：api-docs.html（开放平台接口文档）、changelog.html（更新日志）
   风格：浅色文档站（白底 + 左侧分组导航 + 右侧本目录 + 深色代码块）
   说明：这是独立的新皮肤，不再依赖 css/api-docs.css 的任何旧样式。
   ========================================================================== */

/* ---------------------------------- 变量 ---------------------------------- */
.docs-page {
    --doc-blue: #4d6bfe;
    --doc-blue-dark: #3355f0;
    --doc-blue-soft: #f0f4ff;
    --doc-bg: #ffffff;
    --doc-bg-soft: #f9fafb;
    --doc-text: #1f2329;
    --doc-text-body: #4a4f57;
    --doc-text-muted: #8a9099;
    --doc-border: #ebedf0;
    --doc-border-strong: #e2e5ea;
    --doc-code-bg: #1e1f24;
    --doc-code-head: #26282e;
    --doc-green: #14a05a;
    --doc-red: #f5483b;
    --doc-amber: #d98600;
    --doc-topbar: 100px; /* 品牌行 56 + 分区行 44 */
    --doc-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;

    background: var(--doc-bg);
    color: var(--doc-text-body);
    font-family: "Inter", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    -webkit-font-smoothing: antialiased;
}

.docs-page *,
.docs-page *::before,
.docs-page *::after { box-sizing: border-box; }

.docs-page a { color: var(--doc-blue); text-decoration: none; }
.docs-page a:hover { color: var(--doc-blue-dark); }

/* -------------------------------- 顶部文档栏 ------------------------------- */
.docs-topbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, .94);
    backdrop-filter: saturate(180%) blur(12px);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--doc-border);
}

/* 第一行：品牌 + 工具入口（文档站身份行，不参与分区切换） */
.docs-topbar-row {
    max-width: 1500px;
    height: 56px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.docs-topbar-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 16px;
}

.docs-topbar-chip {
    font-size: 12px;
    color: var(--doc-blue);
    background: var(--doc-blue-soft);
    border-radius: 999px;
    padding: 3px 10px;
    white-space: nowrap;
}

/* 第二行：分区标签（快速开始 / API 文档 / API 指南 / 模型研发 / 更新日志） */
.docs-tabbar {
    max-width: 1500px;
    height: 44px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    gap: 18px;
    border-top: 1px solid var(--doc-border);
}

.docs-brand {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    color: var(--doc-text);
    font-weight: 700;
    font-size: 15px;
    text-decoration: none;
    white-space: nowrap;
}

.docs-brand img {
    width: 26px;
    height: 26px;
    border-radius: 7px;
    object-fit: cover;
}

.docs-brand-sub {
    font-size: 12px;
    font-weight: 500;
    color: var(--doc-blue);
    background: var(--doc-blue-soft);
    border-radius: 999px;
    padding: 2px 9px;
    margin-left: 2px;
}

.docs-topnav {
    display: flex;
    align-items: center;
    gap: 4px;
    height: 100%;
    overflow-x: auto;
    scrollbar-width: none;
}

.docs-topnav::-webkit-scrollbar { display: none; }

.docs-topnav a {
    position: relative;
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    height: 100%;
    padding: 0 12px;
    font-size: 14px;
    color: var(--doc-text-body);
    white-space: nowrap;
}

.docs-topnav a:hover { color: var(--doc-text); }

.docs-topnav a.is-active { color: var(--doc-blue); font-weight: 600; }

.docs-topnav a.is-active::after {
    content: "";
    position: absolute;
    left: 10px;
    right: 10px;
    bottom: -1px;
    height: 2px;
    border-radius: 2px 2px 0 0;
    background: var(--doc-blue);
}

.docs-search {
    margin-left: auto;
    position: relative;
    min-width: 180px;
    max-width: 240px;
    flex: 1 1 200px;
}

.docs-search input {
    width: 100%;
    height: 34px;
    padding: 0 30px 0 32px;
    border: 1px solid var(--doc-border-strong);
    border-radius: 8px;
    background: var(--doc-bg-soft);
    color: var(--doc-text);
    font-size: 13px;
    outline: none;
    transition: border-color .15s ease, background .15s ease;
}

.docs-search input::placeholder { color: var(--doc-text-muted); }

.docs-search input:focus {
    border-color: var(--doc-blue);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(77, 107, 254, .12);
}

.docs-search .icon {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    width: 14px;
    height: 14px;
    color: var(--doc-text-muted);
    pointer-events: none;
}

.docs-search kbd {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 11px;
    color: var(--doc-text-muted);
    border: 1px solid var(--doc-border-strong);
    border-radius: 4px;
    padding: 1px 5px;
    background: #fff;
}

.docs-topbar-link {
    font-size: 13px;
    color: var(--doc-text-muted);
    white-space: nowrap;
}

/* --------------------------------- 三栏骨架 -------------------------------- */
.docs-shell {
    display: grid;
    grid-template-columns: 250px minmax(0, 1fr) 196px;
    gap: 48px;
    max-width: 1500px;
    margin: 0 auto;
    padding: 0 24px 80px;
    align-items: start;
}

/* ---------------------------------- 侧栏 ---------------------------------- */
.docs-sidebar {
    position: sticky;
    top: calc(var(--doc-topbar) + 18px);
    max-height: calc(100vh - var(--doc-topbar) - 36px);
    overflow-y: auto;
    padding: 22px 10px 40px 0;
    font-size: 14px;
    overscroll-behavior: contain;
}

.docs-sidebar::-webkit-scrollbar { width: 5px; }
.docs-sidebar::-webkit-scrollbar-thumb { background: #dfe3e8; border-radius: 3px; }

.docs-nav-group + .docs-nav-group { margin-top: 26px; }

.docs-nav-title {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--doc-text);
    letter-spacing: .02em;
    margin: 0 0 8px 10px;
    padding: 2px 0;
}

.docs-nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 10px;
    margin-bottom: 1px;
    border-radius: 7px;
    color: var(--doc-text-body);
    font-size: 13.5px;
    line-height: 1.45;
    transition: background .14s ease, color .14s ease;
}

.docs-nav-link:hover { background: var(--doc-bg-soft); color: var(--doc-text); }

.docs-nav-link.is-active {
    background: var(--doc-blue-soft);
    color: var(--doc-blue);
    font-weight: 600;
}

.docs-nav-link.is-sub { padding-left: 22px; font-size: 13px; color: #6b7280; }

/* 接口条目再缩一级，和「小节」区分开 */
.docs-nav-link.is-sub2 { padding-left: 32px; font-size: 12.5px; }

.docs-nav-method {
    flex: 0 0 auto;
    font-family: var(--doc-mono);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .03em;
    padding: 1px 5px;
    border-radius: 4px;
    line-height: 1.6;
}

.docs-nav-method.get { color: var(--doc-green); background: rgba(20, 160, 90, .1); }
.docs-nav-method.post { color: var(--doc-blue); background: var(--doc-blue-soft); }

.docs-nav-path {
    font-family: var(--doc-mono);
    font-size: 11.5px;
    color: var(--doc-text-muted);
    margin-left: auto;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 96px;
}

/* ---------------------------------- 正文 ---------------------------------- */
.docs-main { min-width: 0; padding-top: 34px; max-width: 860px; }

.docs-main section,
.docs-main h2,
.docs-main h3,
.docs-main h4,
.docs-main .gapi-endpoint,
.docs-main .cl-item {
    scroll-margin-top: calc(var(--doc-topbar) + 26px);
}

.docs-breadcrumb {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 12.5px;
    color: var(--doc-text-muted);
    margin-bottom: 14px;
}

.docs-breadcrumb a { color: var(--doc-text-muted); }
.docs-breadcrumb a:hover { color: var(--doc-blue); }

.docs-page-head { padding-bottom: 26px; border-bottom: 1px solid var(--doc-border); margin-bottom: 34px; }

.docs-page-head h1 {
    font-size: clamp(26px, 2.8vw, 34px);
    line-height: 1.24;
    letter-spacing: -.5px;
    color: var(--doc-text);
    margin: 0 0 12px;
    font-weight: 700;
}

.docs-page-head h1 em {
    font-style: normal;
    color: var(--doc-blue);
}

.docs-page-head p {
    margin: 0;
    font-size: 15px;
    line-height: 1.85;
    color: var(--doc-text-body);
    max-width: 780px;
}

.docs-page-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }

/* --------------------------------- 右侧目录 -------------------------------- */
.docs-toc {
    position: sticky;
    top: calc(var(--doc-topbar) + 18px);
    max-height: calc(100vh - var(--doc-topbar) - 36px);
    overflow-y: auto;
    padding: 22px 0 40px 14px;
    border-left: 1px solid var(--doc-border);
    font-size: 13px;
}

.docs-toc::-webkit-scrollbar { width: 5px; }
.docs-toc::-webkit-scrollbar-thumb { background: #dfe3e8; border-radius: 3px; }

.docs-toc-title {
    font-size: 12px;
    font-weight: 600;
    color: var(--doc-text);
    margin: 0 0 10px;
    letter-spacing: .02em;
}

.docs-toc a {
    display: block;
    padding: 5px 10px;
    color: var(--doc-text-muted);
    font-size: 12.5px;
    line-height: 1.55;
    border-left: 2px solid transparent;
    margin-left: -15px;
    padding-left: 13px;
    transition: color .14s ease, border-color .14s ease;
}

.docs-toc a:hover { color: var(--doc-text); }

.docs-toc a.is-active {
    color: var(--doc-blue);
    border-left-color: var(--doc-blue);
    font-weight: 600;
}

.docs-toc a.is-sub { padding-left: 25px; }

.docs-toc-back {
    display: block;
    margin: 16px 0 0 13px;
    font-size: 12.5px;
    color: var(--doc-text-muted);
}

/* -------------------------------- 章节排版 -------------------------------- */
.gapi-section { padding-bottom: 12px; margin-bottom: 34px; }

.docs-main > .gapi-section > h2 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 23px;
    line-height: 1.3;
    color: var(--doc-text);
    margin: 0 0 14px;
    padding-top: 6px;
    font-weight: 600;
    letter-spacing: -.2px;
}

.docs-main > .gapi-section > h2 .num {
    font-family: var(--doc-mono);
    font-size: 12px;
    font-weight: 600;
    color: var(--doc-blue);
    background: var(--doc-blue-soft);
    border-radius: 5px;
    padding: 3px 7px;
    letter-spacing: .02em;
}

.gapi-section h3 {
    font-size: 17px;
    color: var(--doc-text);
    margin: 30px 0 12px;
    font-weight: 600;
}

.gapi-section h4 {
    font-size: 14.5px;
    color: var(--doc-text);
    margin: 22px 0 8px;
    font-weight: 600;
}

.docs-main p {
    font-size: 14.5px;
    line-height: 1.9;
    color: var(--doc-text-body);
    margin: 10px 0;
}

.docs-main strong { color: var(--doc-text); font-weight: 600; }

.docs-main ul.gapi-list {
    margin: 10px 0;
    padding-left: 20px;
    font-size: 14.5px;
    line-height: 1.9;
    color: var(--doc-text-body);
}

.docs-main ul.gapi-list li { margin-bottom: 6px; }

.gapi-inline-code {
    font-family: var(--doc-mono);
    font-size: 12.5px;
    color: var(--doc-blue);
    background: var(--doc-blue-soft);
    border-radius: 4px;
    padding: 1px 5px;
    word-break: break-word;
}

/* -------------------------------- 表格 ----------------------------------- */
.gapi-table-wrap {
    margin: 14px 0 18px;
    border: 1px solid var(--doc-border);
    border-radius: 10px;
    overflow: auto;
}

.gapi-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }

.gapi-table thead th {
    background: var(--doc-bg-soft);
    color: var(--doc-text);
    font-weight: 600;
    text-align: left;
    padding: 10px 14px;
    border-bottom: 1px solid var(--doc-border);
    white-space: nowrap;
}

.gapi-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--doc-border);
    color: var(--doc-text-body);
    line-height: 1.7;
    vertical-align: top;
}

.gapi-table tbody tr:last-child td { border-bottom: 0; }
.gapi-table tbody tr:hover { background: #fcfcfe; }

.gapi-table td.mono,
.gapi-table td code {
    font-family: var(--doc-mono);
    font-size: 12.5px;
    color: var(--doc-text);
    white-space: nowrap;
}

/* -------------------------------- 提示块 --------------------------------- */
.gapi-note {
    display: flex;
    gap: 10px;
    margin: 16px 0;
    padding: 12px 16px;
    border: 1px solid #dbe4ff;
    border-left: 3px solid var(--doc-blue);
    border-radius: 8px;
    background: #f7f9ff;
    font-size: 13.5px;
    line-height: 1.85;
    color: var(--doc-text-body);
}

.gapi-note .icon {
    flex: 0 0 18px;
    width: 18px;
    height: 18px;
    margin-top: 2px;
    border-radius: 50%;
    background: var(--doc-blue);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.gapi-note strong { color: var(--doc-text); }

.gapi-note.warn { border-color: #ffe6ba; border-left-color: var(--doc-amber); background: #fffaf0; }
.gapi-note.warn .icon { background: var(--doc-amber); }

.gapi-note.ok { border-color: #c9f0da; border-left-color: var(--doc-green); background: #f4fdf8; }
.gapi-note.ok .icon { background: var(--doc-green); }

/* ------------------------------ 接口卡片 -------------------------------- */
.gapi-endpoint {
    border: 1px solid var(--doc-border);
    border-radius: 12px;
    margin: 20px 0 26px;
    overflow: hidden;
    background: #fff;
    transition: border-color .16s ease, box-shadow .16s ease;
}

.gapi-endpoint:hover { border-color: #d8dce3; box-shadow: 0 6px 24px rgba(31, 35, 41, .05); }

.gapi-endpoint-head {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    padding: 12px 16px;
    background: var(--doc-bg-soft);
    border-bottom: 1px solid var(--doc-border);
}

.gapi-method {
    font-family: var(--doc-mono);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .04em;
    padding: 3px 8px;
    border-radius: 5px;
    color: #fff;
}

.gapi-method.post { background: var(--doc-blue); }
.gapi-method.get { background: var(--doc-green); }

.gapi-path {
    font-family: var(--doc-mono);
    font-size: 13px;
    color: var(--doc-text);
    background: #fff;
    border: 1px solid var(--doc-border-strong);
    border-radius: 6px;
    padding: 3px 9px;
    word-break: break-all;
}

.gapi-endpoint-desc {
    font-size: 13px;
    color: var(--doc-text-muted);
    line-height: 1.7;
}

.gapi-endpoint-body { padding: 16px 18px 20px; }
.gapi-endpoint-body > h4:first-child { margin-top: 0; }

/* -------------------------------- 代码块 --------------------------------- */
.gapi-code {
    margin: 14px 0;
    border-radius: 10px;
    overflow: hidden;
    background: var(--doc-code-bg);
    border: 1px solid #2c2f36;
}

.gapi-code-head {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 14px;
    background: var(--doc-code-head);
    border-bottom: 1px solid #33363d;
    color: #b7bcc6;
    font-size: 12px;
}

.gapi-code-head .lang { font-family: var(--doc-mono); letter-spacing: .02em; }

.gapi-copy {
    margin-left: auto;
    border: 1px solid #3a3e46;
    background: transparent;
    color: #b7bcc6;
    font-size: 12px;
    padding: 3px 10px;
    border-radius: 6px;
    cursor: pointer;
    transition: color .15s ease, border-color .15s ease, background .15s ease;
}

.gapi-copy:hover { color: #fff; border-color: #565b66; background: rgba(255, 255, 255, .06); }

.gapi-code pre,
.gapi-details pre,
.gapi-result pre {
    margin: 0;
    padding: 14px 16px;
    overflow: auto;
    font-family: var(--doc-mono);
    font-size: 12.5px;
    line-height: 1.75;
    color: #d7dce5;
    background: transparent;
    max-height: 420px;
}

.gapi-details {
    margin: 12px 0;
    border: 1px solid var(--doc-border);
    border-radius: 10px;
    background: var(--doc-bg-soft);
    overflow: hidden;
}

.gapi-details summary {
    cursor: pointer;
    padding: 10px 14px;
    font-size: 13px;
    color: var(--doc-text);
    user-select: none;
}

.gapi-details[open] summary { border-bottom: 1px solid var(--doc-border); }
.gapi-details pre { background: #fff; color: var(--doc-text-body); max-height: 320px; }

/* ----------------------------- 语言切换标签 ------------------------------ */
.gapi-tabs {
    display: flex;
    gap: 2px;
    padding: 6px 8px 0;
    background: var(--doc-code-head);
    border-bottom: 1px solid #33363d;
    overflow-x: auto;
    scrollbar-width: none;
}

.gapi-tabs::-webkit-scrollbar { display: none; }

.gapi-tab {
    border: 0;
    background: transparent;
    color: #9aa1ad;
    font-size: 12.5px;
    padding: 7px 12px;
    border-radius: 6px 6px 0 0;
    cursor: pointer;
    white-space: nowrap;
    transition: color .15s ease, background .15s ease;
}

.gapi-tab:hover { color: #e6e9ee; }

.gapi-tab.active {
    color: #fff;
    background: rgba(255, 255, 255, .08);
}

.gapi-tab-panel { display: none; }
.gapi-tab-panel.active { display: block; }
.gapi-tab-panel .gapi-code { margin: 0; border: 0; border-radius: 0; }

/* ---------------------------- 在线调试 / 棋盘 ---------------------------- */
.gapi-demo {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 18px;
    margin: 18px 0;
}

.gapi-board-wrap {
    border: 1px solid var(--doc-border);
    border-radius: 12px;
    padding: 14px;
    background: var(--doc-bg-soft);
}

.gapi-board-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 10px;
    font-size: 13px;
    color: var(--doc-text);
}

.gapi-board {
    background: #f2d8a8;
    border-radius: 8px;
    overflow: hidden;
    line-height: 0;
}

.gapi-board canvas { width: 100%; height: auto; display: block; cursor: pointer; }

.gapi-board-tools,
.gapi-stone-toggle,
.gapi-fields { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }

.gapi-field { display: flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--doc-text-muted); }

.gapi-field select {
    height: 30px;
    border: 1px solid var(--doc-border-strong);
    border-radius: 7px;
    background: #fff;
    color: var(--doc-text);
    font-size: 12.5px;
    padding: 0 8px;
    outline: none;
}

.gapi-field select:focus { border-color: var(--doc-blue); }

.gapi-stone-toggle button,
.gapi-btn,
.gapi-board-tools button {
    height: 32px;
    padding: 0 14px;
    border: 1px solid var(--doc-border-strong);
    border-radius: 8px;
    background: #fff;
    color: var(--doc-text);
    font-size: 13px;
    cursor: pointer;
    transition: border-color .15s ease, color .15s ease, background .15s ease;
}

.gapi-stone-toggle button:hover,
.gapi-btn:hover,
.gapi-board-tools button:hover { border-color: var(--doc-blue); color: var(--doc-blue); }

.gapi-stone-toggle button.active { background: var(--doc-blue-soft); border-color: var(--doc-blue); color: var(--doc-blue); }

.gapi-btn.primary {
    background: var(--doc-blue);
    border-color: var(--doc-blue);
    color: #fff;
    font-weight: 600;
}

.gapi-btn.primary:hover { background: var(--doc-blue-dark); border-color: var(--doc-blue-dark); color: #fff; }

.gapi-btn:disabled { opacity: .55; cursor: not-allowed; }

.gapi-result {
    border: 1px solid var(--doc-border);
    border-radius: 12px;
    overflow: hidden;
    background: var(--doc-code-bg);
}

.gapi-result-head {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 14px;
    background: var(--doc-code-head);
    border-bottom: 1px solid #33363d;
    font-size: 12px;
    color: #b7bcc6;
    font-family: var(--doc-mono);
}

.gapi-result-head .ok { color: #4ade80; }
.gapi-result-head .err { color: #f87171; }

/* -------------------------------- 卡片网格 ------------------------------- */
.gapi-models {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(228px, 100%), 1fr));
    gap: 12px;
    margin: 16px 0;
}

.gapi-model {
    border: 1px solid var(--doc-border);
    border-radius: 10px;
    padding: 14px 16px;
    background: #fff;
    transition: border-color .16s ease, box-shadow .16s ease, transform .16s ease;
}

.gapi-model:hover { border-color: #d5dae2; box-shadow: 0 8px 22px rgba(31, 35, 41, .06); transform: translateY(-1px); }

.gapi-model-head { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.gapi-model-name { font-size: 14px; font-weight: 600; color: var(--doc-text); }
.gapi-model-id { font-family: var(--doc-mono); font-size: 11.5px; color: var(--doc-text-muted); margin-bottom: 6px; word-break: break-all; }
.gapi-model-desc { font-size: 13px; line-height: 1.75; color: var(--doc-text-body); }

.gapi-badge {
    font-size: 11px;
    padding: 1px 7px;
    border-radius: 999px;
    background: var(--doc-bg-soft);
    color: var(--doc-text-muted);
    border: 1px solid var(--doc-border);
    white-space: nowrap;
}

.gapi-badge.stable { color: var(--doc-green); border-color: #c9f0da; background: #f4fdf8; }
.gapi-badge.preview { color: var(--doc-blue); border-color: #dbe4ff; background: var(--doc-blue-soft); }

.gapi-card {
    border: 1px solid var(--doc-border);
    border-radius: 12px;
    padding: 18px;
    background: #fff;
}
.gapi-card h3 { margin-top: 0; }

.gapi-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--doc-text-muted);
    border: 1px solid var(--doc-border);
    background: var(--doc-bg-soft);
    border-radius: 999px;
    padding: 4px 11px;
}

.gapi-chip b {
    font-family: var(--doc-mono);
    font-weight: 500;
    color: var(--doc-text);
    font-size: 11.5px;
}

/* --------------------------------- 页脚 ---------------------------------- */
.gapi-foot {
    border-top: 1px solid var(--doc-border);
    padding: 26px 24px 40px;
    text-align: center;
    font-size: 12.5px;
    color: var(--doc-text-muted);
    line-height: 1.9;
    background: var(--doc-bg-soft);
}

.gapi-foot a { color: var(--doc-blue); }

/* ------------------------------ 移动端结构 ------------------------------- */
.docs-toc-toggle,
.docs-sidebar-toggle { display: none; }

@media (max-width: 1240px) {
    .docs-shell { grid-template-columns: 224px minmax(0, 1fr); gap: 36px; }
    .docs-toc {
        display: none;
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: min(300px, 86vw);
        max-height: none;
        z-index: 120;
        padding: 24px 16px 96px;
        background: #fff;
        border-left: 1px solid var(--doc-border);
        box-shadow: -14px 0 40px rgba(31, 35, 41, .12);
        overflow-y: auto;
    }
    .docs-toc.is-open { display: block; }
    .docs-toc-toggle {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        position: fixed;
        right: 16px;
        bottom: 88px;
        z-index: 110;
        height: 38px;
        padding: 0 16px;
        border-radius: 999px;
        border: 1px solid var(--doc-border-strong);
        background: #fff;
        color: var(--doc-text);
        font-size: 13px;
        cursor: pointer;
        box-shadow: 0 8px 26px rgba(31, 35, 41, .14);
    }
}

@media (max-width: 960px) {
    .docs-shell { grid-template-columns: minmax(0, 1fr); gap: 0; padding: 0 18px 64px; }
    .docs-sidebar {
        display: none;
        position: static;
        max-height: none;
        margin: 16px 0;
        padding: 14px;
        border: 1px solid var(--doc-border);
        border-radius: 12px;
        background: var(--doc-bg-soft);
    }
    .docs-sidebar.is-open { display: block; }
    .docs-sidebar-toggle {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
        margin-top: 16px;
        padding: 12px 14px;
        border: 1px solid var(--doc-border-strong);
        border-radius: 10px;
        background: #fff;
        color: var(--doc-text);
        font-size: 13.5px;
        cursor: pointer;
    }
    .docs-toc-toggle { bottom: 24px; }
    .docs-main { padding-top: 22px; }
    .gapi-demo { grid-template-columns: minmax(0, 1fr); }
    .docs-topnav { display: none; }
    .docs-search { max-width: none; }
}

/* --------------------------- 更新日志（changelog） ------------------------ */
.docs-page .cl-main { padding: 0; }
.docs-page .cl-wrap { max-width: none; margin: 0; padding: 0; }

.docs-page .cl-intro {
    background: var(--doc-bg-soft);
    border: 1px solid var(--doc-border);
    border-left: 3px solid var(--doc-blue);
    border-radius: 0 10px 10px 0;
    padding: 12px 16px;
    margin-bottom: 22px;
    font-size: 13px;
    line-height: 1.85;
    color: var(--doc-text-body);
}

.docs-page .cl-item {
    background: #fff;
    border: 1px solid var(--doc-border);
    border-radius: 12px;
    padding: 22px 24px 24px;
    margin-bottom: 18px;
    box-shadow: none;
    transition: border-color .16s ease, box-shadow .16s ease;
}

.docs-page .cl-item:hover { border-color: #d8dce3; box-shadow: 0 8px 24px rgba(31, 35, 41, .05); }

.docs-page .cl-item-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 12px; }

.docs-page .cl-version {
    background: var(--doc-blue-soft);
    color: var(--doc-blue);
    border: 1px solid #dbe4ff;
    font-weight: 600;
    padding: 3px 12px;
    border-radius: 999px;
    font-size: 13px;
}

.docs-page .cl-version.is-archive {
    background: var(--doc-bg-soft);
    color: var(--doc-text-muted);
    border-color: var(--doc-border);
}

.docs-page .cl-date { color: var(--doc-text-muted); font-size: 12.5px; }

.docs-page .cl-tag {
    background: var(--doc-bg-soft);
    color: var(--doc-text-muted);
    border: 1px solid var(--doc-border);
    font-size: 11.5px;
    padding: 2px 9px;
    border-radius: 999px;
}

.docs-page .cl-summary {
    font-size: 14px;
    line-height: 1.85;
    color: var(--doc-text);
    background: var(--doc-bg-soft);
    border-left: 3px solid var(--doc-blue);
    padding: 10px 14px;
    border-radius: 0 8px 8px 0;
    margin: 0 0 8px;
}

.docs-page .cl-item h3 { font-size: 15px; color: var(--doc-text); margin: 20px 0 8px; }
.docs-page .cl-item h4 { font-size: 14px; color: var(--doc-text); margin: 16px 0 6px; }

.docs-page .cl-item ul { margin: 0 0 6px 18px; padding: 0; line-height: 1.9; font-size: 14px; color: var(--doc-text-body); }
.docs-page .cl-item li { margin-bottom: 5px; }
.docs-page .cl-item li.cl-sub { list-style: circle; margin-left: 14px; }
.docs-page .cl-item p { font-size: 14px; line-height: 1.9; color: var(--doc-text-body); margin: 8px 0; }

.docs-page .cl-item hr { border: 0; border-top: 1px dashed var(--doc-border); margin: 16px 0; }

.docs-page .cl-table { width: 100%; border-collapse: collapse; margin: 10px 0; font-size: 13px; }
.docs-page .cl-table th,
.docs-page .cl-table td { border: 1px solid var(--doc-border); padding: 8px 10px; text-align: left; }
.docs-page .cl-table thead th { background: var(--doc-bg-soft); font-weight: 600; color: var(--doc-text); }

.docs-page code {
    background: var(--doc-bg-soft);
    border: 1px solid var(--doc-border);
    color: var(--doc-blue);
    padding: 1px 5px;
    border-radius: 4px;
    font-size: 12.5px;
    font-family: var(--doc-mono);
}

.docs-page .cl-tip {
    text-align: center;
    color: var(--doc-text-muted);
    font-size: 14px;
    padding: 40px 16px;
    background: var(--doc-bg-soft);
    border: 1px dashed var(--doc-border-strong);
    border-radius: 12px;
}

.docs-page .cl-tip-error { color: var(--doc-red); }

.cl-side-versions { display: flex; flex-direction: column; gap: 1px; }

.cl-side-version {
    display: flex;
    align-items: baseline;
    gap: 7px;
    padding: 6px 10px;
    border-radius: 7px;
    color: var(--doc-text-body);
    font-size: 13px;
    transition: background .14s ease, color .14s ease;
}

.cl-side-version:hover { background: var(--doc-bg-soft); color: var(--doc-text); }
.cl-side-version.is-active { background: var(--doc-blue-soft); color: var(--doc-blue); font-weight: 600; }
.cl-side-version b { font-weight: 600; }
.cl-side-version em { font-style: normal; font-size: 11.5px; color: var(--doc-text-muted); }

/* 搜索命中 */
.docs-search-hit { background: #fff6d6 !important; border-radius: 4px; }


/* ------------------------------ 接口调试台 ------------------------------- */
.apic {
    border: 1px solid var(--doc-border);
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
    margin: 16px 0;
}

.apic-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    background: var(--doc-bg-soft);
    border-bottom: 1px solid var(--doc-border);
}

.apic-bar select {
    flex: 1 1 auto;
    min-width: 0;
    height: 34px;
    padding: 0 10px;
    border: 1px solid var(--doc-border-strong);
    border-radius: 8px;
    background: #fff;
    color: var(--doc-text);
    font-size: 13px;
    font-family: var(--doc-mono);
    outline: none;
}

.apic-bar select:focus { border-color: var(--doc-blue); }

.apic-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 0;
}

.apic-pane { display: flex; flex-direction: column; min-width: 0; }
.apic-pane + .apic-pane { border-left: 1px solid var(--doc-border); }

.apic-pane-head {
    padding: 8px 14px;
    font-size: 12px;
    color: var(--doc-text-muted);
    border-bottom: 1px solid var(--doc-border);
    background: #fcfcfe;
}

.apic-pane textarea,
.apic-pane pre {
    flex: 1 1 auto;
    margin: 0;
    padding: 12px 14px;
    min-height: 220px;
    max-height: 320px;
    overflow: auto;
    border: 0;
    outline: none;
    resize: vertical;
    font-family: var(--doc-mono);
    font-size: 12.5px;
    line-height: 1.7;
    background: #fff;
    color: var(--doc-text-body);
}

.apic-pane pre { background: #fbfbfd; white-space: pre-wrap; word-break: break-word; }

.apic-meta {
    padding: 9px 14px;
    border-top: 1px solid var(--doc-border);
    font-size: 12px;
    font-family: var(--doc-mono);
    color: var(--doc-text-muted);
    background: var(--doc-bg-soft);
}

.apic-meta.is-ok { color: var(--doc-green); }
.apic-meta.is-err { color: var(--doc-red); }

.docs-toc a.is-sub2 { padding-left: 34px; font-size: 12px; }

@media (max-width: 820px) {
    .apic-grid { grid-template-columns: minmax(0, 1fr); }
    .apic-pane + .apic-pane { border-left: 0; border-top: 1px solid var(--doc-border); }
}


/* 小屏兜底：目录改为浮层时，按钮必须在面板之上，否则点不到 */
@media (max-width: 960px) {
    .docs-shell.is-toc-open > .docs-toc {
        display: block;
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: min(300px, 86vw);
        max-height: none;
        z-index: 120;
        padding: 24px 16px 96px;
        background: #fff;
        border-left: 1px solid var(--doc-border);
        box-shadow: -14px 0 40px rgba(31, 35, 41, .14);
        overflow-y: auto;
    }
    .docs-toc-toggle { z-index: 130; }
}

/* ------------------------------ 接口状态 ------------------------------- */
.api-status-wrap { position: relative; }

.api-status-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border: 0;
    background: transparent;
    cursor: pointer;
    font-size: 13px;
    color: var(--doc-text-muted);
    padding: 0;
}

.api-status-btn:hover { color: var(--doc-text); }

.api-status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #c9ced6;
    flex: 0 0 auto;
}

.api-status-dot.is-ok { background: var(--doc-green); box-shadow: 0 0 0 3px rgba(20, 160, 90, .16); }
.api-status-dot.is-err { background: var(--doc-red); box-shadow: 0 0 0 3px rgba(245, 72, 59, .16); }
.api-status-dot.is-wait { background: #c9ced6; }

.api-status-panel {
    display: none;
    position: absolute;
    right: 0;
    top: calc(100% + 10px);
    width: 288px;
    padding: 12px 0 8px;
    background: #fff;
    border: 1px solid var(--doc-border-strong);
    border-radius: 12px;
    box-shadow: 0 16px 40px rgba(31, 35, 41, .14);
    z-index: 140;
}

.api-status-panel.is-open { display: block; }

.api-status-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 14px 10px;
    font-size: 13px;
    font-weight: 600;
    color: var(--doc-text);
    border-bottom: 1px solid var(--doc-border);
}

.api-status-refresh {
    border: 1px solid var(--doc-border-strong);
    background: #fff;
    color: var(--doc-text-muted);
    font-size: 12px;
    border-radius: 6px;
    padding: 2px 8px;
    cursor: pointer;
}

.api-status-refresh:hover { color: var(--doc-blue); border-color: var(--doc-blue); }

.api-status-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    font-size: 13px;
    color: var(--doc-text-body);
}

.api-status-name { flex: 0 0 76px; color: var(--doc-text); }
.api-status-text { color: var(--doc-text-muted); font-size: 12px; }

.api-status-foot {
    padding: 8px 14px 4px;
    border-top: 1px solid var(--doc-border);
    margin-top: 6px;
    font-size: 11.5px;
    color: var(--doc-text-muted);
    line-height: 1.6;
}


/* ------------------------- 接口内联调试（每个接口一份） ------------------------- */
.apic-inline { margin: 16px 0 4px; }

.apic-inline .apic-bar { padding: 10px 14px; }

.apic-label {
    font-size: 12.5px;
    font-weight: 600;
    color: var(--doc-text);
    letter-spacing: .02em;
}

.apic-inline .apic-send { margin-left: auto; height: 30px; padding: 0 14px; font-size: 12.5px; }

.apic-inline .apic-pane textarea,
.apic-inline .apic-pane pre { min-height: 150px; max-height: 240px; font-size: 12px; }


.apic-reset { height: 30px; padding: 0 12px; font-size: 12.5px; margin-left: auto; }
.apic-inline .apic-send { margin-left: 8px; }


/* ==========================================================================
   移动端适配（文档页 / 更新日志页共用）
   目标：单列阅读 + 触控友好 + 不出现横向溢出
   ========================================================================== */

/* 平板窄屏：搜索框收窄，标签条保持可见 */
@media (max-width: 1024px) {
    .docs-shell { gap: 26px; }
    .docs-search { flex: 0 1 160px; min-width: 120px; }
    .docs-search kbd { display: none; }
}

@media (max-width: 900px) {
    /* 顶部：品牌行压缩，工具链接只保留最必要的 */
    .docs-topbar-row { height: 50px; padding: 0 14px; gap: 10px; }
    .docs-brand { font-size: 14px; }
    .docs-brand img { width: 22px; height: 22px; border-radius: 6px; }
    .docs-topbar-right { gap: 10px; }
    .docs-topbar-right .docs-topbar-link:nth-child(1),
    .docs-topbar-right .docs-topbar-link:nth-child(3) { display: none; } /* 模型研发 / 常见问题 收到侧栏 */
    .docs-topbar-chip { font-size: 11px; padding: 2px 8px; }

    /* 分区标签：允许横向滑动，不再隐藏 */
    .docs-tabbar {
        height: 42px;
        padding: 0 8px;
        gap: 8px;
        border-top: 1px solid var(--doc-border);
    }
    .docs-topnav {
        display: flex;
        flex: 1 1 auto;
        gap: 0;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    .docs-topnav a { padding: 0 10px; font-size: 13.5px; }
    .docs-search { display: none; }
    :root, .docs-page { --doc-topbar: 92px; }

    /* 正文 */
    .docs-main { padding-top: 20px; }
    .docs-page-head { padding-bottom: 18px; margin-bottom: 22px; }
    .docs-page-head h1 { font-size: 24px; letter-spacing: -.2px; }
    .docs-page-head p { font-size: 14px; line-height: 1.8; }
    .docs-page-meta { gap: 6px; margin-top: 12px; }
    .gapi-chip { font-size: 11.5px; padding: 3px 9px; }
    .gapi-chip b { font-size: 11px; }

    .docs-main > .gapi-section > h2 { font-size: 20px; margin-bottom: 10px; }
    .gapi-section h3 { font-size: 16px; margin: 22px 0 10px; }
    .gapi-section h4 { font-size: 14px; }
    .docs-main p, .docs-main ul.gapi-list { font-size: 14px; line-height: 1.85; }

    /* 表格：可横向滚动，单元格允许换行，避免撑破屏宽 */
    .gapi-table-wrap {
        margin: 12px -14px 16px;
        border-radius: 0;
        border-left: 0;
        border-right: 0;
        -webkit-overflow-scrolling: touch;
    }
    .gapi-table { font-size: 12.5px; min-width: 520px; }
    .gapi-table thead th, .gapi-table td { padding: 8px 10px; }
    .gapi-table td.mono, .gapi-table td code { white-space: normal; word-break: break-all; }

    /* 代码块 */
    .gapi-code, .gapi-details { border-radius: 10px; }
    .gapi-code pre, .gapi-details pre, .gapi-result pre {
        font-size: 12px;
        padding: 12px;
        max-height: 300px;
        -webkit-overflow-scrolling: touch;
    }
    .gapi-tabs { padding: 6px 6px 0; }
    .gapi-tab { padding: 6px 10px; font-size: 12px; }

    /* 接口卡片 */
    .gapi-endpoint { border-radius: 10px; margin: 16px 0 20px; }
    .gapi-endpoint-head { padding: 10px 12px; gap: 8px; }
    .gapi-path { font-size: 12px; width: 100%; order: 3; }
    .gapi-endpoint-desc { font-size: 12.5px; }
    .gapi-endpoint-body { padding: 12px 12px 16px; }

    /* 调试台：单列 + 触控按钮 */
    .apic-bar { flex-wrap: wrap; gap: 8px; padding: 10px 12px; }
    .apic-bar select { flex: 1 1 100%; font-size: 12.5px; }
    .apic-reset, .apic-send { height: 34px; margin-left: 0 !important; flex: 1 1 0; }
    .apic-inline .apic-pane textarea,
    .apic-inline .apic-pane pre { min-height: 132px; max-height: 220px; font-size: 12px; }
    .apic-pane textarea { resize: none; }

    /* 卡片网格单列 */
    .gapi-models { grid-template-columns: minmax(0, 1fr); gap: 10px; }

    /* 悬浮按钮：触控友好 */
    .docs-toc-toggle {
        right: 12px;
        bottom: 16px;
        height: 42px;
        padding: 0 16px;
        font-size: 13px;
        z-index: 130;
    }
    .docs-sidebar-toggle { height: 44px; font-size: 14px; }
}

@media (max-width: 560px) {
    :root, .docs-page { --doc-topbar: 92px; }
    .docs-shell { padding: 0 14px 72px; }
    .docs-brand-sub { display: none; }
    .docs-topbar-right .docs-topbar-link:nth-child(4) { display: none; } /* 返回主站：logo 已可回首页 */
    .docs-page-head h1 { font-size: 21px; }
    .docs-page-head p { font-size: 13.5px; }
    .gapi-endpoint-head .gapi-method { font-size: 10px; }
    .gapi-note { padding: 10px 12px; font-size: 13px; }
    .gapi-note .icon { display: none; }
    .docs-page .cl-item { padding: 16px 14px 18px; }
    .docs-page .cl-item h3 { font-size: 14px; }
    .docs-page .cl-item ul { margin-left: 16px; font-size: 13.5px; }
    /* 输入框用 16px，避免 iOS 聚焦时自动放大 */
    .apic-pane textarea { font-size: 16px; }
    .apic-bar select { font-size: 16px; }
}

/* 触控设备：悬停不生效的装饰去掉 */
@media (hover: none) {
    .gapi-model:hover { transform: none; box-shadow: none; }
    .gapi-endpoint:hover { box-shadow: none; }
    .docs-page .cl-item:hover { box-shadow: none; }
}

/* ================================================================
   更新日志：长串不再撑破版面（2026-10-24）
   现象：版本条目里有一个很长的 <code>（路径 / URL / CSS 选择器），
   它不换行 → 页面横向被撑到 750+ px，手机上还要左右拖，
   旁边的中文被挤成一列「竖排」。
   处理：文本容器允许任意位置断行，代码块保留 pre-wrap。
   ================================================================ */
.docs-page .cl-item,
.docs-page .cl-item p,
.docs-page .cl-item li,
.docs-page .cl-item h3,
.docs-page .cl-item h4,
.docs-page .cl-summary {
    min-width: 0;
    max-width: 100%;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.docs-page .cl-item code,
.docs-page .cl-summary code,
.docs-page .docs-page-head code {
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.docs-page pre,
.docs-page pre code {
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    word-break: break-word;
    max-width: 100%;
}

@media (max-width: 640px) {
    .docs-page .cl-item { padding: 16px 14px 18px; }
    .docs-page .cl-item ul { margin-left: 16px; }
}