/* ==== px-shell:start（规范见 sites/DESIGN.md；pages / download / account 三处必须逐字一致，由 sites/pages/tests 校验）==== */
/* px-tokens:start（由 tools/site-tokens.mjs 从 brand/design-system/tokens.json 生成，勿手改；改 tokens 后运行 node tools/site-tokens.mjs）*/
:root {
  --px-brand-cream: #fbf8ed;
  --px-brand-ink: #181915;
  --px-brand-muted: #6d6a60;
  --px-brand-brick: #ae4b3f;
  --px-brand-red: #ff777b;
  --px-brand-blue: #a9d4f6;
  --px-brand-yellow: #f6df77;
  --px-brand-black: #242424;
  --px-brand-green: #a8eea2;
  --px-wb-canvas: #f7f8fa;
  --px-wb-surface: #ffffff;
  --px-wb-border: #dee4eb;
  --px-wb-sidebar: #f1f5f8;
  --px-wb-hero: #eaf3fa;
  --px-wb-hero-border: #d9e7f2;
  --px-wb-coral: #d5374d;
  --px-wb-blue: #326991;
  --px-wb-warning: #866114;
  --px-wb-selection: #e7f0f8;
  --px-wb-text: #1f2328;
  --px-wb-muted: #5f6670;
  --px-wb-on-coral: #ffffff;
  --px-radius-control-workbench: 11px;
  --px-radius-control-island: 10px;
  --px-radius-panel: 14px;
  --px-radius-surface: 16px;
  --px-radius-hero: 20px;
  --px-size-control-primary: 40px;
  --px-size-control-secondary: 36px;
  --px-size-touch-min: 36px;
  --px-size-border-width: 1px;
  --px-size-selected-border-width: 2px;
  --px-font-size-footnote: 11px;
  --px-font-size-caption: 12px;
  --px-font-size-control: 13px;
  --px-font-size-body: 14px;
  --px-font-size-body-large: 15px;
  --px-font-size-notebook-title: 17px;
  --px-font-size-heading: 18px;
  --px-font-size-title: 24px;
  --px-font-size-display: 26px;
  --px-font-size-timer: 58px;
  --px-font-weight-light: 300;
  --px-font-weight-regular: 400;
  --px-font-weight-medium: 500;
  --px-font-weight-semibold: 600;
  --px-hover-overlay: 0.07;
  --px-press-overlay: 0.16;
  --px-disabled-alpha: 0.38;
  --px-font-web: system-ui, -apple-system, Segoe UI, PingFang SC, Microsoft YaHei, Noto Sans CJK SC, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --px-wb-canvas: #1c1f24;
    --px-wb-surface: #272b31;
    --px-wb-border: #414853;
    --px-wb-sidebar: #252c34;
    --px-wb-hero: #253544;
    --px-wb-hero-border: #3b5062;
    --px-wb-coral: #cf3a50;
    --px-wb-blue: #9fcbea;
    --px-wb-warning: #e3c87f;
    --px-wb-selection: #314657;
    --px-wb-text: #ecedef;
    --px-wb-muted: #a3a9b1;
  }
}
/* px-tokens:end */
@font-face { font-family: "MiSans"; src: url("/pixo-tap-assets/fonts/misans-regular.woff2") format("woff2"); font-style: normal; font-weight: 100 900; font-display: swap; unicode-range: U+2E80-2FFF, U+3000-303F, U+31C0-31EF, U+3400-4DBF, U+4E00-9FFF, U+F900-FAFF, U+FE30-FE4F, U+FF00-FFEF; }
:root {
  /* 与首页（sites/landing）同一套亮色马卡龙外观：奶油底、粗黑标题、白底细边框卡片、黑色胶囊按钮。
     营销品牌色来自 tokens.json 的 color.brand（--px-brand-*）；下面的旧名字（--cream/--ink/--brick…）是别名，保持各站既有样式可用。
     官网只提供亮色（与首页一致）：不再随系统切换深色。 */
  --cream: var(--px-brand-cream);
  --cream-2: color-mix(in srgb, var(--px-brand-ink) 6%, var(--px-brand-cream));
  --ink: var(--px-brand-ink);
  --muted: var(--px-brand-muted);
  --brick: var(--px-brand-brick);
  --coral: var(--px-wb-coral);
  --red: var(--px-brand-red);
  --blue: var(--px-brand-blue);
  --yellow: var(--px-brand-yellow);
  --green: var(--px-brand-green);
  --line: color-mix(in srgb, var(--ink) 16%, transparent);
  --line-strong: color-mix(in srgb, var(--ink) 42%, transparent);
  --surface: #fff;
  --on-brick: #fff;
  --on-coral: var(--px-wb-on-coral);
  --on-ink: #fff;
  --focus: var(--px-brand-ink);
  --px-header-bg: color-mix(in srgb, var(--cream) 90%, transparent);
  --px-active-bg: color-mix(in srgb, var(--yellow) 55%, transparent);
  --px-pill: 999px;
  --shadow-soft: 0 18px 50px rgba(54, 48, 35, 0.10);
  --font-body: "MiSans", var(--px-font-web);
  --radius-sm: 14px;
  --radius-md: 24px;
  color-scheme: light;
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; display: flex; flex-direction: column; background: var(--cream); color: var(--ink); font: var(--px-font-weight-regular) 16px/1.65 var(--font-body); }
/* sticky footer：页脚始终贴在视口底部，内容少时 main 撑满剩余高度 */
#root { flex: 1 0 auto; display: flex; flex-direction: column; min-width: 0; }
:is(body, #root) > :not(.px-skip, script, noscript, style) { width: 100%; }
:is(body, #root) > main { flex: 1 0 auto; }
a { color: var(--brick); }
[hidden] { display: none !important; }
:focus-visible { outline: var(--px-size-selected-border-width) solid var(--focus); outline-offset: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.px-skip { position: absolute; left: 12px; top: -64px; z-index: 100; padding: 8px 14px; background: var(--ink); color: var(--cream); border-radius: var(--px-pill); text-decoration: none; }
.px-skip:focus { top: 12px; }

/* 共享控件：胶囊圆角，主操作 = 黑色胶囊（同首页 CTA），次要 = 白底细边框。悬停叠加黑色 7%、按下 16%，禁用 38%，焦点环见上。
   .px-btn-primary / .btn-primary 是黑色主按钮；账号站里与产品界面同形态的操作按钮用 coral（.px-btn-coral）。 */
.px-btn, .btn {
  --px-overlay: transparent;
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: var(--px-size-control-primary); padding: 8px 20px; font: inherit; font-size: var(--px-font-size-body); font-weight: var(--px-font-weight-semibold);
  color: var(--ink); text-decoration: none; cursor: pointer;
  border: var(--px-size-border-width) solid var(--line-strong); border-radius: var(--px-pill);
  background: linear-gradient(var(--px-overlay), var(--px-overlay)), var(--surface);
  transition: transform 0.15s ease;
}
.px-btn:hover:not(:disabled):not([disabled]), .btn:hover:not(:disabled):not([disabled]) { --px-overlay: rgb(0 0 0 / var(--px-hover-overlay)); }
.px-btn:active:not(:disabled):not([disabled]), .btn:active:not(:disabled):not([disabled]) { --px-overlay: rgb(0 0 0 / var(--px-press-overlay)); }
.px-btn:disabled, .px-btn[disabled], .btn:disabled, .btn[disabled] { opacity: var(--px-disabled-alpha); cursor: not-allowed; }
.px-btn-primary, .btn-primary { min-height: 44px; padding-inline: 24px; color: var(--on-ink); border: 0; background: linear-gradient(var(--px-overlay), var(--px-overlay)), var(--ink); }
.px-btn-primary:hover:not(:disabled):not([disabled]), .btn-primary:hover:not(:disabled):not([disabled]) { --px-overlay: rgb(255 255 255 / 0.14); }
.px-btn-primary:active:not(:disabled):not([disabled]), .btn-primary:active:not(:disabled):not([disabled]) { --px-overlay: rgb(255 255 255 / 0.24); }
.px-btn-coral { min-height: 44px; padding-inline: 24px; color: var(--on-coral); border-color: transparent; background: linear-gradient(var(--px-overlay), var(--px-overlay)), var(--coral); }
.px-card { background: var(--surface); border: var(--px-size-border-width) solid var(--line); border-radius: var(--radius-md); padding: 20px 24px; }
.px-field, input.px-field, select.px-field { font: inherit; color: var(--ink); background: var(--surface); border: var(--px-size-border-width) solid var(--line-strong); border-radius: var(--radius-sm); padding: 8px 14px; min-height: var(--px-size-control-primary); max-width: 100%; }
/* ==== px-shell:end ==== */
/* ==== px-chrome:start（全站统一的页顶与页脚，只引用 px-tokens 变量；pages / download / account / admin / landing 的样式块逐字一致，由 tools/site-tokens.mjs 同步，勿手改）==== */
.px-header *, .px-footer * { box-sizing: border-box; }
.px-header, .px-footer { --pc-line: color-mix(in srgb, var(--px-brand-ink) 16%, transparent); --pc-line-strong: color-mix(in srgb, var(--px-brand-ink) 42%, transparent); --pc-active: color-mix(in srgb, var(--px-brand-yellow) 55%, transparent); }
.px-header { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--px-brand-cream) 90%, transparent); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.px-header-in { position: relative; margin: 0 auto; padding: 10px clamp(16px, 4vw, 48px); display: flex; align-items: center; gap: 12px; min-height: 72px; }
.px-brand { display: inline-flex; align-items: center; flex: 0 0 auto; color: var(--px-brand-ink); text-decoration: none; white-space: nowrap; }
.px-brand img { display: block; width: clamp(140px, 12vw, 184px); height: auto; }
.px-nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.px-nav a { padding: 8px 14px; border-radius: 999px; color: var(--px-brand-ink); opacity: 0.72; text-decoration: none; font-weight: var(--px-font-weight-semibold); font-size: var(--px-font-size-control); line-height: 1.5; white-space: nowrap; }
.px-nav a:hover { opacity: 1; }
.px-nav a[aria-current="page"] { opacity: 1; background: var(--pc-active); }
.px-lang { display: inline-flex; margin: 0; }
.px-lang select { font: inherit; font-size: var(--px-font-size-caption); font-weight: var(--px-font-weight-semibold); background: color-mix(in srgb, white 60%, transparent); color: var(--px-brand-ink); border: var(--px-size-border-width) solid var(--pc-line-strong); border-radius: 999px; padding: 6px 14px; min-height: var(--px-size-control-primary); cursor: pointer; }
.px-menu-btn { display: none; font: inherit; font-size: var(--px-font-size-caption); font-weight: var(--px-font-weight-semibold); background: color-mix(in srgb, white 60%, transparent); color: var(--px-brand-ink); border: var(--px-size-border-width) solid var(--pc-line-strong); border-radius: 999px; padding: 6px 16px; min-height: var(--px-size-control-primary); cursor: pointer; }
@media (max-width: 760px) {
  .px-menu-btn { display: inline-flex; align-items: center; }
  .px-lang { margin-left: auto; }
  .px-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; margin: 0; flex-direction: column; align-items: stretch; gap: 2px; padding: 8px 16px 16px; background: var(--px-brand-cream); border-bottom: 1px solid var(--pc-line); box-shadow: 0 14px 28px rgba(0, 0, 0, 0.1); }
  .px-header[data-open] .px-nav { display: flex; }
  .px-nav a { padding: 12px 16px; font-size: 1rem; }
}
.px-footer { margin-top: 72px; padding: 40px 0 44px; color: rgba(251, 248, 237, 0.74); background: var(--px-brand-ink); font-size: var(--px-font-size-body); line-height: 1.65; }
.px-footer-in { margin: 0 auto; padding: 0 clamp(16px, 4vw, 48px); display: flex; flex-wrap: wrap; gap: 24px 56px; justify-content: space-between; }
.px-footer-brand { max-width: 34em; }
.px-footer-brand strong { color: var(--px-brand-cream); letter-spacing: 0.06em; }
.px-footer-brand p { margin: 8px 0 0; }
.px-footer-links { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px 22px; align-content: flex-start; }
.px-footer-links a { color: rgba(251, 248, 237, 0.86); display: inline-block; padding: 6px 0; text-decoration: none; }
.px-footer-links a:hover, .px-footer-links a[aria-current="page"] { color: var(--px-brand-yellow); }
/* ==== px-chrome:end ==== */
/* ==== px-ui:start（共享页面组件：Hero、标签页、命令条、开关、提示框、表格；pages 与 download 逐字一致，由 tools/site-tokens.mjs 同步）==== */
.px-wrap { max-width: var(--px-max, 920px); margin: 0 auto; padding: 0 16px; }
.px-hero { position: relative; isolation: isolate; text-align: center; padding: 48px 16px 20px; overflow: hidden; }
.px-hero::before { content: ""; position: absolute; z-index: -1; inset: -80px 0 auto; height: 520px; background: radial-gradient(ellipse 34% 50% at 18% 38%, color-mix(in srgb, var(--blue) 55%, transparent), transparent 70%), radial-gradient(ellipse 30% 46% at 82% 34%, color-mix(in srgb, var(--yellow) 55%, transparent), transparent 70%), radial-gradient(ellipse 26% 40% at 70% 78%, color-mix(in srgb, var(--red) 28%, transparent), transparent 70%), radial-gradient(ellipse 26% 40% at 28% 80%, color-mix(in srgb, var(--green) 38%, transparent), transparent 70%); pointer-events: none; }
.px-hero-logo { display: block; width: min(440px, 78vw); height: auto; margin: 0 auto 22px; }
.px-eyebrow { display: inline-flex; align-items: center; margin: 0 0 12px; padding: 3px 14px; color: var(--ink); background: var(--yellow); border-radius: var(--px-pill); font-size: var(--px-font-size-caption); font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; }
.px-title { margin: 0 0 14px; font-size: clamp(2.25rem, 7vw, 4rem); line-height: 1.04; letter-spacing: -0.045em; font-weight: 800; }
.px-lead { margin: 0 auto; max-width: 36em; color: var(--muted); font-size: clamp(1rem, 2.2vw, 1.2rem); }
.px-tabs { display: flex; gap: 4px; width: max-content; max-width: 100%; margin: 28px auto 20px; padding: 4px; background: var(--surface); border: var(--px-size-border-width) solid var(--line); border-radius: var(--px-pill); overflow-x: auto; }
.px-tab { font: inherit; font-size: var(--px-font-size-body-large); font-weight: var(--px-font-weight-semibold); min-height: var(--px-size-control-primary); padding: 4px 22px; color: var(--muted); background: transparent; border: 0; border-radius: var(--px-pill); cursor: pointer; white-space: nowrap; }
.px-tab:hover { color: var(--ink); }
.px-tab[aria-selected="true"] { color: var(--on-ink); background: var(--ink); }
.px-panel { max-width: 640px; margin: 0 auto; padding: 28px 24px; text-align: center; background: var(--surface); border: var(--px-size-border-width) solid var(--line); border-radius: var(--radius-md); box-shadow: var(--shadow-soft); }
.px-or { margin: 16px 0 6px; color: var(--muted); font-size: var(--px-font-size-body); }
.px-or a { font-weight: var(--px-font-weight-semibold); }
.px-soon { display: inline-block; margin: 0; padding: 4px 14px; color: var(--muted); border: var(--px-size-border-width) dashed var(--line-strong); border-radius: var(--px-pill); font-size: var(--px-font-size-body); }
.px-fine { margin: 12px auto 0; max-width: 34em; color: var(--muted); font-size: var(--px-font-size-caption); line-height: 1.6; }
.px-meta { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 4px 10px; margin: 18px 0 0; color: var(--muted); font-size: var(--px-font-size-body); }
.px-meta strong { color: var(--ink); }
.px-sep::before { content: "·"; margin-right: 10px; }
.px-switch { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font-size: var(--px-font-size-caption); cursor: pointer; }
.px-switch input { appearance: none; position: relative; width: 30px; height: 18px; margin: 0; border-radius: var(--px-pill); background: var(--line-strong); cursor: pointer; transition: background 0.15s; }
.px-switch input::after { content: ""; position: absolute; top: 2px; left: 2px; width: 14px; height: 14px; border-radius: 50%; background: var(--cream); transition: transform 0.15s; }
.px-switch input:checked { background: var(--ink); }
.px-switch input:checked::after { transform: translateX(12px); }
.px-more { max-width: 640px; margin: 14px auto 0; font-size: var(--px-font-size-body); background: var(--surface); border: var(--px-size-border-width) solid var(--line); border-radius: var(--radius-sm); padding: 0 18px; }
.px-more > summary { cursor: pointer; color: var(--ink); font-weight: var(--px-font-weight-medium); padding: 12px 0; }
.px-more[open] { padding-bottom: 14px; }
.px-callout { margin: 16px 0; padding: 14px 18px; background: color-mix(in srgb, var(--yellow) 24%, #fff); border: var(--px-size-border-width) solid color-mix(in srgb, var(--yellow) 80%, var(--line)); border-radius: var(--radius-sm); }
.px-callout > :first-child { margin-top: 0; } .px-callout > :last-child { margin-bottom: 0; }
.px-table { width: 100%; border-collapse: separate; border-spacing: 0; margin: 14px 0; border: var(--px-size-border-width) solid var(--line); border-radius: var(--radius-sm); overflow: hidden; background: var(--surface); font-size: var(--px-font-size-body); }
.px-table th, .px-table td { padding: 10px 14px; text-align: left; vertical-align: top; border-top: var(--px-size-border-width) solid var(--line); }
.px-table thead th { border-top: 0; background: var(--cream-2); color: var(--muted); font-weight: var(--px-font-weight-medium); }
@media (max-width: 480px) { .px-hero { padding-top: 28px; } .px-panel { padding: 22px 16px; } .px-table { display: block; overflow-x: auto; } }
/* ==== px-ui:end ==== */

/* 静态内容页（使用说明 / 隐私政策 / 用户协议 / 404）专用样式。 */
html:not([lang="en"]) [data-l="en"], html[lang="en"] [data-l="zh"] { display: none !important; }
.px-main { position: relative; isolation: isolate; max-width: var(--px-max, 920px); margin: 0 auto; padding: 8px 16px 0; min-height: 60vh; }
.px-main::before { content: ""; position: absolute; z-index: -1; left: 50%; top: -140px; width: min(900px, 140vw); height: 460px; transform: translateX(-50%); background: radial-gradient(ellipse 34% 50% at 34% 42%, color-mix(in srgb, var(--blue) 45%, transparent), transparent 70%), radial-gradient(ellipse 30% 46% at 68% 36%, color-mix(in srgb, var(--yellow) 45%, transparent), transparent 70%); pointer-events: none; }
.px-main h1 { font-size: clamp(2.25rem, 7vw, 3.6rem); line-height: 1.04; letter-spacing: -0.045em; font-weight: 800; margin: 44px 0 12px; }
.px-main h2 { font-size: 1.35rem; margin: 40px 0 10px; scroll-margin-top: 72px; }
.px-main h3 { font-size: 1.05rem; margin: 24px 0 6px; }
.px-main p, .px-main li { max-width: 46em; }
.px-main ul, .px-main ol { padding-left: 1.4em; }
.px-main li { margin: 4px 0; }
.lead { color: var(--muted); font-size: 1.08rem; }
.meta { color: var(--muted); font-size: 0.9rem; }
/* 提示框与表格沿用 px-ui 的版式（圆角/边框/色板同 px-callout、px-table）*/
.callout { margin: 16px 0; padding: 14px 18px; background: color-mix(in srgb, var(--yellow) 24%, #fff); border: var(--px-size-border-width) solid color-mix(in srgb, var(--yellow) 80%, var(--line)); border-radius: var(--radius-sm); }
.callout strong:first-child { color: var(--ink); }
.toc { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-md); padding: 12px 22px; margin: 20px 0; }
.toc ol { margin: 4px 0; columns: 2 220px; }
.toc a { text-decoration: none; }
.px-main code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.86em; background: var(--cream-2); padding: 1px 6px; border-radius: 8px; word-break: break-all; }
.px-main table { border-collapse: separate; border-spacing: 0; width: 100%; margin: 14px 0; font-size: 0.95rem; background: var(--surface); border: var(--px-size-border-width) solid var(--line); border-radius: var(--radius-sm); overflow: hidden; }
.px-main th, .px-main td { text-align: left; vertical-align: top; padding: 10px 14px; border-top: 1px solid var(--line); }
.px-main thead th { border-top: 0; background: var(--cream-2); }
.px-main th { color: var(--muted); font-weight: 600; }
.table-wrap { overflow-x: auto; }
details.faq { border-top: 1px solid var(--line); padding: 12px 0; }
details.faq:last-of-type { border-bottom: 1px solid var(--line); }
details.faq summary { cursor: pointer; font-weight: 600; }
details.faq p { margin: 8px 0 0; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 20px 0; }
.px-main pre { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 10px 14px; overflow-x: auto; }
.px-main pre code { background: none; padding: 0; word-break: normal; }
/* /docs/ 的分步指南：左文右图（奇偶交替），序号圆章与标题同一行，步骤间用虚线串成路径；手机上下堆叠 */
.px-main .steps { list-style: none; margin: 32px 0 0; padding: 0; display: grid; gap: 44px; counter-reset: none; }
.px-main .steps li { max-width: none; margin: 0; }
.step { --c: var(--yellow); position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 20px 32px; align-items: center; padding: 26px 28px; background: var(--surface); border: var(--px-size-border-width) solid var(--line); border-radius: var(--radius-md); box-shadow: var(--shadow-soft); scroll-margin-top: 84px; }
.step:nth-child(2) { --c: var(--blue); } .step:nth-child(3) { --c: var(--green); } .step:nth-child(4) { --c: var(--red); } .step:nth-child(5) { --c: var(--yellow); }
.step:not(:last-child)::after { content: ""; position: absolute; left: 50%; top: 100%; height: 44px; border-left: 3px dashed color-mix(in srgb, var(--ink) 28%, transparent); }
.step:nth-child(even) .step-fig { order: -1; }
.step-copy { min-width: 0; }
.step-head { display: flex; align-items: center; gap: 14px; margin-bottom: 10px; }
.step-no { flex: none; display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: var(--c); color: var(--ink); font-size: 1.15rem; font-weight: 800; box-shadow: 0 0 0 4px color-mix(in srgb, var(--c) 28%, transparent); }
.px-main .step h2 { margin: 0; font-size: 1.45rem; line-height: 1.2; font-weight: 800; letter-spacing: -0.02em; scroll-margin-top: 84px; }
.step p { margin: 0 0 10px; color: var(--ink); }
.step-fig { position: relative; margin: 0; min-width: 0; }
.step-fig::before { content: ""; position: absolute; inset: 14px -10px -12px 14px; border-radius: 26px; background: color-mix(in srgb, var(--c) 45%, transparent); transform: rotate(-1.6deg); }
.step-art { position: relative; display: block; width: 100%; height: auto; border-radius: 22px; background: var(--surface); box-shadow: 0 14px 34px rgba(54, 48, 35, 0.16); }

/* 安装步骤：系统分段标签 + 复制命令胶囊 + 提示卡片 */
.dtabs { margin-top: 14px; }
.dtab-list { display: inline-flex; gap: 4px; max-width: 100%; padding: 4px; background: var(--cream-2); border-radius: var(--px-pill); }
.dtab { font: inherit; font-size: 0.92rem; font-weight: 600; min-height: 36px; padding: 2px 16px; color: var(--muted); background: transparent; border: 0; border-radius: var(--px-pill); cursor: pointer; white-space: nowrap; }
.dtab[aria-selected="true"] { color: var(--on-ink); background: var(--ink); }
.dpanel { margin-top: 14px; }
.dpanel[hidden] { display: none; }
.dtabs:not([data-ready]) .dpanel + .dpanel { margin-top: 22px; padding-top: 18px; border-top: 1px dashed var(--line-strong); }
.dact { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 18px; }
.dcopy.is-copied { --px-overlay: color-mix(in srgb, var(--green) 55%, transparent); color: var(--ink); }
.dlink { font-weight: 600; color: var(--ink); text-underline-offset: 3px; }
.px-main .dcmd { margin: 10px 0 0; max-width: none; font-size: 0.88rem; }
.dcmd summary { cursor: pointer; color: var(--muted); }
.px-main .dcmd pre { margin: 8px 0 0; font-size: 0.8rem; white-space: pre-wrap; overflow-wrap: anywhere; word-break: break-all; overflow-x: visible; }
.px-main p.dnote { display: flex; align-items: flex-start; gap: 10px; max-width: none; margin: 14px 0 0; padding: 10px 14px; font-size: 0.9rem; line-height: 1.5; background: color-mix(in srgb, var(--yellow) 26%, #fff); border: 1px solid color-mix(in srgb, var(--yellow) 85%, var(--line)); border-radius: var(--radius-sm); }
.dnote-ic { flex: none; margin-top: 1px; color: color-mix(in srgb, var(--ink) 75%, var(--yellow)); }

/* 常见问题 / 高级：圆角卡片，展开有平滑动画 */
.px-main h2.sec { margin: 56px 0 14px; font-size: 1.45rem; font-weight: 800; }
details.faq { margin: 10px 0; padding: 0 20px; background: var(--surface); border: var(--px-size-border-width) solid var(--line); border-radius: var(--radius-sm); overflow: hidden; }
details.faq:last-of-type { border-bottom: var(--px-size-border-width) solid var(--line); }
details.faq > summary { position: relative; padding: 16px 28px 16px 0; cursor: pointer; font-weight: 600; list-style: none; }
details.faq > summary::-webkit-details-marker { display: none; }
details.faq > summary::after { content: ""; position: absolute; right: 2px; top: 50%; width: 9px; height: 9px; margin-top: -7px; border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted); transform: rotate(45deg); transition: transform 0.25s ease; }
details.faq[open] > summary::after { transform: rotate(-135deg); margin-top: -2px; }
details.faq > :not(summary) { margin-left: 0; margin-right: 0; }
details.faq > p:last-child, details.faq > pre:last-child { margin-bottom: 16px; }
details.adv h3 { margin: 18px 0 6px; }

/* 进场微动效（脚本只给“尚未进入视口”的块加 .will-reveal；减少动态时整体关闭） */
.will-reveal { opacity: 0; transform: translateY(16px); }
.will-reveal.in { opacity: 1; transform: none; transition: opacity 0.55s ease, transform 0.55s ease; }
@media (prefers-reduced-motion: reduce) { .will-reveal, .will-reveal.in { opacity: 1; transform: none; transition: none; } details.faq > summary::after { transition: none; } }

@media (max-width: 760px) {
  .px-main .steps { gap: 40px; }
  .step { grid-template-columns: minmax(0, 1fr); padding: 20px 18px; gap: 18px; }
  .step:nth-child(even) .step-fig { order: 0; }
  .step-fig::before { inset: 12px -4px -8px 10px; }
  .px-main .step h2 { font-size: 1.3rem; }
  .step:not(:last-child)::after { height: 40px; }
}