/* ============================================================
   PG游艺 · 共享站点样式（/assets/site.css）
   沙金 / 胡杨橙 / 深枣泥 / 米白 / 赛里木湖蓝 / 葡萄紫
   ============================================================ */

:root {
  --c-sand: #E8B25A;
  --c-sand-deep: #D79B3E;
  --c-poplar: #C75B27;
  --c-poplar-deep: #A94A1E;
  --c-date: #2E2118;
  --c-cream: #FBF6EC;
  --c-card: #FFFCF5;
  --c-lake: #1F6F8B;
  --c-grape: #6B3FA0;
  --c-dune: #F2E3C8;
  --c-stone: #6E6157;
  --c-lake-soft: #CFE6EE;
  --c-lake-deep: #12414F;

  --pg-wrap: 1200px;
  --pg-radius: 20px;
  --pg-radius-lg: 28px;
  --pg-radius-sm: 14px;
  --pg-header-pad: 100px;
  --pg-line: rgba(46, 33, 24, .10);
  --pg-font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  --pg-font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
}

/* ---------- reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  padding-top: var(--pg-header-pad);
  background-color: var(--c-cream);
  background-image:
    linear-gradient(rgba(46, 33, 24, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(46, 33, 24, .045) 1px, transparent 1px);
  background-size: 32px 32px, 32px 32px;
  color: var(--c-date);
  font-family: var(--pg-font-sans);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.75;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-family: var(--pg-font-serif);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: .01em;
  color: var(--c-date);
}

h1 { font-size: clamp(30px, 3.6vw, 40px); }
h2 { font-size: clamp(22px, 2.4vw, 28px); }
h3 { font-size: 20px; }

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img { display: block; max-width: 100%; height: auto; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
strong { font-weight: 700; }

#main-content { display: block; }

/* ---------- 焦点 ---------- */
:where(a, button, summary, [tabindex]):focus-visible {
  outline: 2px solid var(--c-poplar);
  outline-offset: 3px;
  box-shadow: 0 0 0 2px var(--c-cream);
}

/* ---------- 跳转链接 ---------- */
.pg-skip {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 200;
  padding: 11px 20px;
  border-radius: 999px;
  background: var(--c-date);
  color: var(--c-cream);
  font: 700 13px/1 var(--pg-font-sans);
  letter-spacing: .06em;
  transform: translateY(-180%);
  transition: transform .18s ease-out;
}
.pg-skip:focus { transform: none; }

/* ---------- 页头 ---------- */
.pg-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 90;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background-color .2s ease-out, border-color .2s ease-out, box-shadow .2s ease-out;
}
.pg-header[data-solid="true"] {
  background: var(--c-cream);
  border-bottom-color: rgba(46, 33, 24, .14);
  box-shadow: 0 12px 30px -18px rgba(46, 33, 24, .55);
}
.pg-header[data-nav-open="true"] {
  background: var(--c-cream);
  border-bottom-color: rgba(46, 33, 24, .14);
}

.pg-header__inner {
  width: 100%;
  max-width: var(--pg-wrap);
  margin: 0 auto;
  padding: 18px 28px;
  display: flex;
  align-items: center;
  gap: 20px;
  transition: padding .2s ease-out;
}
.pg-header[data-solid="true"] .pg-header__inner { padding-block: 11px; }

/* 品牌 */
.pg-brand {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
}
.pg-brand__mark {
  display: grid;
  grid-template-columns: repeat(2, 9px);
  grid-auto-rows: 9px;
  gap: 3px;
  flex: 0 0 auto;
}
.pg-brand__cell { border-radius: 3px; background: var(--c-poplar); }
.pg-brand__cell:nth-child(1) { background: var(--c-sand); }
.pg-brand__cell:nth-child(2) { background: var(--c-poplar); }
.pg-brand__cell:nth-child(3) { background: var(--c-lake); }
.pg-brand__cell:nth-child(4) { background: var(--c-grape); }

.pg-brand__text { display: block; }
.pg-brand__line {
  display: block;
  font: 700 16px/1.2 var(--pg-font-sans);
  letter-spacing: .02em;
  color: var(--c-date);
}
.pg-brand__tag {
  display: block;
  margin-top: 3px;
  font: 400 11.5px/1.3 var(--pg-font-sans);
  letter-spacing: .06em;
  color: var(--c-stone);
  transition: opacity .18s ease-out;
}
.pg-header[data-solid="true"] .pg-brand__tag { opacity: .8; }

/* 主导航（桌面） */
.pg-nav { flex: 1 1 auto; display: flex; justify-content: center; }
.pg-nav__list { display: flex; align-items: center; gap: 2px; }
.pg-nav__item { display: block; }
.pg-nav__link {
  display: block;
  padding: 9px 13px;
  border-radius: 999px;
  font: 500 14.5px/1 var(--pg-font-sans);
  letter-spacing: .02em;
  color: var(--c-date);
  transition: background-color .16s ease-out, color .16s ease-out;
}
.pg-nav__link:hover { background: var(--c-lake-soft); color: var(--c-lake-deep); }
.pg-nav__link[aria-current="page"] {
  background: rgba(232, 178, 90, .34);
  color: var(--c-poplar-deep);
  font-weight: 700;
}
.pg-nav__foot { display: none; }

/* 页头工具区 */
.pg-header__util {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

.pg-switch {
  display: flex;
  padding: 3px;
  border-radius: 999px;
  background: rgba(46, 33, 24, .07);
  border: 1px solid rgba(46, 33, 24, .12);
}
.pg-switch__btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 11px;
  border-radius: 999px;
  font: 700 12px/1 var(--pg-font-sans);
  letter-spacing: .05em;
  color: var(--c-stone);
  transition: background-color .16s ease-out, color .16s ease-out;
}
.pg-switch__btn:hover { color: var(--c-lake-deep); }
.pg-switch__btn[aria-pressed="true"] { background: var(--c-date); color: var(--c-cream); }
.pg-switch__icon {
  display: block;
  width: 9px;
  height: 14px;
  border: 1.5px solid currentColor;
  border-radius: 3px;
}
.pg-switch__icon--desk {
  width: 15px;
  height: 11px;
  border-radius: 2px;
}

.pg-version {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 12px 5px 5px;
  border-radius: 999px;
  border: 1px solid rgba(107, 63, 160, .32);
  background: rgba(107, 63, 160, .10);
  transition: background-color .16s ease-out, border-color .16s ease-out;
}
.pg-version:hover { background: rgba(107, 63, 160, .18); border-color: rgba(107, 63, 160, .55); }
.pg-version__tag {
  padding: 5px 9px;
  border-radius: 999px;
  background: var(--c-grape);
  color: var(--c-cream);
  font: 700 11px/1 var(--pg-font-sans);
  letter-spacing: .06em;
  font-variant-numeric: tabular-nums;
}
.pg-version__text {
  font: 500 12px/1 var(--pg-font-sans);
  letter-spacing: .05em;
  color: var(--c-grape);
}

.pg-header__toggle {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 9px 13px;
  border-radius: 999px;
  border: 1px solid rgba(46, 33, 24, .18);
  font: 700 12px/1 var(--pg-font-sans);
  letter-spacing: .08em;
  color: var(--c-date);
  transition: background-color .16s ease-out, border-color .16s ease-out;
}
.pg-header__toggle:hover { background: var(--c-dune); border-color: rgba(46, 33, 24, .3); }
.pg-toggle__bars {
  display: block;
  width: 16px;
  height: 2px;
  background: currentColor;
  box-shadow: 0 -5px 0 currentColor, 0 5px 0 currentColor;
}
.pg-toggle__label { display: block; }

/* ---------- 移动快捷坞 ---------- */
.pg-dock { display: none; }

/* ---------- 页脚 ---------- */
.pg-footer {
  position: relative;
  overflow: hidden;
  margin-top: 96px;
  background: var(--c-lake-deep);
  color: var(--c-cream);
}
.pg-footer__inner {
  position: relative;
  z-index: 1;
  max-width: var(--pg-wrap);
  margin: 0 auto;
  padding: 64px 28px 30px;
}
.pg-footer__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 22px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(251, 246, 236, .18);
}
.pg-footer__brand { min-width: 0; }
.pg-footer__mark {
  display: block;
  width: 38px;
  height: 6px;
  margin-bottom: 16px;
  border-radius: 999px;
  background: var(--c-sand);
  box-shadow: 44px 0 0 -1px var(--c-poplar);
}
.pg-footer__name {
  margin: 0;
  font-family: var(--pg-font-serif);
  font-weight: 900;
  font-size: clamp(26px, 3vw, 32px);
  line-height: 1.1;
  color: var(--c-cream);
}
.pg-footer__slogan {
  margin: 9px 0 0;
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: .06em;
  color: rgba(251, 246, 236, .70);
}
.pg-footer__cta { flex: 0 0 auto; }

.pg-footer__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 36px 28px;
  padding: 40px 0 6px;
}
.pg-footer__col { min-width: 0; }
.pg-footer__title {
  margin: 0 0 16px;
  font-family: var(--pg-font-sans);
  font-weight: 700;
  font-size: 12px;
  line-height: 1;
  letter-spacing: .18em;
  color: var(--c-sand);
}
.pg-footer__list { display: grid; gap: 10px; }
.pg-footer__link {
  display: inline-block;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  font-size: 14.5px;
  line-height: 1.6;
  color: rgba(251, 246, 236, .86);
  transition: color .16s ease-out, border-color .16s ease-out;
}
.pg-footer__link:hover { color: var(--c-sand); border-bottom-color: var(--c-sand); }
.pg-footer__lines { display: grid; gap: 10px; }
.pg-footer__lines p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: rgba(251, 246, 236, .76);
  word-break: break-word;
}

.pg-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 34px;
  padding-top: 20px;
  border-top: 1px solid rgba(251, 246, 236, .18);
}
.pg-footer__legal {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.6;
  letter-spacing: .04em;
  color: rgba(251, 246, 236, .62);
  font-variant-numeric: tabular-nums;
}
.pg-footer__note {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.6;
  letter-spacing: .04em;
  color: rgba(232, 178, 90, .82);
}
.pg-footer__stamp {
  position: absolute;
  right: -10px;
  bottom: -40px;
  z-index: 0;
  font-family: var(--pg-font-serif);
  font-weight: 900;
  font-size: clamp(120px, 22vw, 220px);
  line-height: 1;
  letter-spacing: -.05em;
  color: rgba(232, 178, 90, .10);
  pointer-events: none;
  user-select: none;
}

/* ---------- 按钮 ---------- */
.pg-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  font: 700 14px/1 var(--pg-font-sans);
  letter-spacing: .05em;
  cursor: pointer;
  transition: background-color .16s ease-out, color .16s ease-out, border-color .16s ease-out, box-shadow .18s ease-out;
}
.pg-btn--primary {
  background: var(--c-poplar);
  color: var(--c-cream);
  box-shadow: 0 10px 22px -14px rgba(199, 91, 39, .9);
}
.pg-btn--primary:hover { background: var(--c-poplar-deep); box-shadow: 0 14px 26px -12px rgba(199, 91, 39, .85); }
.pg-btn--ghost {
  border-color: rgba(251, 246, 236, .38);
  color: var(--c-cream);
}
.pg-btn--ghost:hover { background: rgba(251, 246, 236, .14); border-color: rgba(251, 246, 236, .7); }

/* ---------- 胶囊与图例 ---------- */
.pg-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--pg-line);
  background: var(--c-dune);
  color: var(--c-date);
  font: 700 12px/1 var(--pg-font-sans);
  letter-spacing: .06em;
  font-variant-numeric: tabular-nums;
}
.pg-pill--sand { background: rgba(232, 178, 90, .30); border-color: rgba(199, 91, 39, .22); color: var(--c-date); }
.pg-pill--lake { background: var(--c-lake-soft); border-color: rgba(31, 111, 139, .30); color: var(--c-lake-deep); }
.pg-pill--grape { background: rgba(107, 63, 160, .12); border-color: rgba(107, 63, 160, .34); color: var(--c-grape); }
.pg-pill--poplar { background: var(--c-poplar); border-color: transparent; color: var(--c-cream); }

.pg-legend { display: flex; flex-wrap: wrap; gap: 8px; }
.pg-legend__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 13px 6px 9px;
  border-radius: 999px;
  border: 1px solid var(--pg-line);
  background: rgba(255, 252, 245, .92);
  font: 600 12px/1 var(--pg-font-sans);
  letter-spacing: .05em;
  color: var(--c-date);
  transition: border-color .16s ease-out, background-color .16s ease-out;
}
.pg-legend__item:hover { border-color: rgba(31, 111, 139, .55); background: var(--c-lake-soft); }
.pg-legend__dot {
  display: block;
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: var(--c-sand);
}
.pg-legend__dot--lake { background: var(--c-lake); }
.pg-legend__dot--grape { background: var(--c-grape); }
.pg-legend__dot--poplar { background: var(--c-poplar); }

/* ---------- 布局基元 ---------- */
.pg-container {
  width: 100%;
  max-width: var(--pg-wrap);
  margin: 0 auto;
  padding: 0 28px;
}
.pg-section { padding: 72px 0; }

.pg-stack { display: grid; gap: 28px; }

.pg-grid { display: grid; gap: 24px; }
.pg-grid--split { grid-template-columns: 1.6fr 1fr; }
.pg-grid--trio { grid-template-columns: repeat(3, minmax(0, 1fr)); }

/* ---------- 面板 ---------- */
.pg-panel {
  position: relative;
  padding: 32px;
  border-radius: var(--pg-radius-lg);
  border: 1px solid var(--pg-line);
  background: var(--c-card);
  box-shadow: 0 22px 44px -34px rgba(46, 33, 24, .75);
  transition: background-color .18s ease-out, border-color .18s ease-out, box-shadow .18s ease-out;
}
.pg-panel--sand {
  border-color: rgba(199, 91, 39, .22);
  background: linear-gradient(158deg, #F6E2B6 0%, var(--c-sand) 100%);
}
.pg-panel--deep {
  border-color: transparent;
  background: var(--c-lake-deep);
  color: var(--c-cream);
  box-shadow: 0 26px 48px -32px rgba(18, 65, 79, .9);
}
.pg-panel--deep :where(h1, h2, h3, p, li) { color: inherit; }

/* ---------- 横向主题带 ---------- */
.pg-band {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  min-height: 72px;
  padding: 16px 26px;
  border-radius: 999px;
  border: 1px solid rgba(199, 91, 39, .18);
  background: linear-gradient(90deg, rgba(232, 178, 90, .42), rgba(242, 227, 200, .88));
}

/* ---------- 卡片 ---------- */
.pg-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px;
  border-radius: var(--pg-radius);
  border: 1px solid var(--pg-line);
  background: var(--c-card);
  transition: background-color .16s ease-out, box-shadow .18s ease-out, transform .18s ease-out;
}
.pg-card:hover {
  background: var(--c-dune);
  box-shadow: 0 16px 28px -20px rgba(46, 33, 24, .7);
  transform: translateY(-1px);
}
.pg-card__title {
  margin: 0;
  font: 700 20px/1.3 var(--pg-font-sans);
  color: var(--c-date);
}
.pg-card__meta {
  font: 700 12px/1 var(--pg-font-sans);
  letter-spacing: .08em;
  font-variant-numeric: tabular-nums;
  color: var(--c-poplar);
}

/* ---------- 清单行 ---------- */
.pg-check { border-top: 1px solid var(--pg-line); }
.pg-check__row {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 13px 14px;
  border-left: 3px solid transparent;
  border-bottom: 1px solid var(--pg-line);
  transition: background-color .16s ease-out, border-color .16s ease-out;
}
.pg-check__row:hover { background: rgba(207, 230, 238, .42); border-left-color: var(--c-lake); }
.pg-check__num {
  flex: 0 0 auto;
  font: 700 12px/1.6 var(--pg-font-sans);
  letter-spacing: .06em;
  font-variant-numeric: tabular-nums;
  color: var(--c-poplar);
}

/* ---------- 文本 ---------- */
.pg-display {
  font-family: var(--pg-font-serif);
  font-weight: 900;
  font-size: clamp(38px, 6vw, 68px);
  line-height: 1.12;
  letter-spacing: .01em;
  color: var(--c-date);
}
.pg-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font: 700 12px/1 var(--pg-font-sans);
  letter-spacing: .08em;
  color: var(--c-poplar);
}
.pg-eyebrow::before {
  content: "";
  display: block;
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: currentColor;
}
.pg-lead {
  margin: 0 0 1em;
  font-size: 17px;
  line-height: 1.75;
  color: var(--c-stone);
}
.pg-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-stone);
}
.pg-link {
  color: var(--c-lake);
  border-bottom: 1px solid rgba(31, 111, 139, .38);
  transition: color .16s ease-out, border-color .16s ease-out;
}
.pg-link:hover { color: var(--c-poplar); border-bottom-color: var(--c-poplar); }

/* ---------- 面包屑 ---------- */
.pg-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-stone);
}
.pg-breadcrumb__link {
  color: var(--c-lake);
  border-bottom: 1px solid transparent;
  transition: color .16s ease-out, border-color .16s ease-out;
}
.pg-breadcrumb__link:hover { color: var(--c-poplar); border-bottom-color: var(--c-poplar); }
.pg-breadcrumb__sep { color: var(--c-sand-deep); }
.pg-breadcrumb__current { color: var(--c-date); font-weight: 700; }

/* ---------- 坐标索引条 ---------- */
.pg-index-rail {
  position: fixed;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 40;
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 9px;
  border-radius: 999px;
  border: 1px solid rgba(46, 33, 24, .14);
  background: rgba(251, 246, 236, .90);
  box-shadow: 0 16px 32px -22px rgba(46, 33, 24, .8);
}
@media (min-width: 1200px) { .pg-index-rail { display: flex; } }
.pg-index-rail__link {
  display: block;
  padding: 7px 9px;
  border-radius: 999px;
  font: 700 11px/1 var(--pg-font-sans);
  letter-spacing: .06em;
  font-variant-numeric: tabular-nums;
  color: var(--c-stone);
  transition: background-color .16s ease-out, color .16s ease-out;
}
.pg-index-rail__link:hover { background: var(--c-lake-soft); color: var(--c-lake-deep); }
.pg-index-rail__link[aria-current="true"] { background: var(--c-date); color: var(--c-cream); }

/* ---------- 图片容器 ---------- */
.pg-media {
  position: relative;
  display: grid;
  place-items: center;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border-radius: 24px;
  border: 1px solid rgba(46, 33, 24, .12);
  background: linear-gradient(150deg, var(--c-dune) 0%, var(--c-sand) 100%);
}
.pg-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.pg-media--phone { aspect-ratio: 9 / 16; max-width: 320px; margin-inline: auto; }
.pg-media--desktop { aspect-ratio: 16 / 10; }
.pg-media--wide { aspect-ratio: 21 / 9; }
.pg-media__cap {
  position: absolute;
  left: 14px;
  bottom: 13px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(46, 33, 24, .84);
  color: var(--c-cream);
  font: 700 11px/1 var(--pg-font-sans);
  letter-spacing: .08em;
  font-variant-numeric: tabular-nums;
}

/* ---------- 双端条件显示 ---------- */
.pg-only-mobile,
.pg-only-desktop { display: revert; }
:root[data-device="desktop"] .pg-only-mobile { display: none; }
:root[data-device="mobile"] .pg-only-desktop { display: none; }

/* ---------- 显现协议 ---------- */
html[data-js="true"] [data-reveal] {
  opacity: 0;
  transition: opacity .22s ease-out;
}
html[data-js="true"] [data-reveal].is-in { opacity: 1; }

/* ---------- 平板 ---------- */
@media (max-width: 1100px) {
  .pg-grid--trio { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 1080px) {
  .pg-switch { display: none; }
}

/* ---------- 移动 / 窄屏 ---------- */
@media (max-width: 980px) {
  :root { --pg-header-pad: 78px; }

  body { padding-bottom: 96px; }

  .pg-header__inner { padding: 12px 20px; gap: 12px; }
  .pg-brand__tag { display: none; }
  .pg-header__toggle { display: inline-flex; }
  .pg-version__text { display: none; }
  .pg-version { padding: 4px; gap: 0; }

  .pg-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 80;
    display: block;
    justify-content: flex-start;
    padding: 84px 20px 28px;
    background: var(--c-cream);
    border-bottom-left-radius: var(--pg-radius-lg);
    border-bottom-right-radius: var(--pg-radius-lg);
    box-shadow: 0 26px 42px -22px rgba(46, 33, 24, .65);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity .18s ease-out, transform .18s ease-out, visibility .18s ease-out;
  }
  .pg-nav[data-open="true"] {
    opacity: 1;
    visibility: visible;
    transform: none;
  }
  .pg-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 7px;
    counter-reset: pg-nav-item;
  }
  .pg-nav__item { counter-increment: pg-nav-item; }
  .pg-nav__link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-radius: var(--pg-radius-sm);
    background: var(--c-dune);
    font-size: 17px;
    font-weight: 700;
  }
  .pg-nav__link::before {
    content: "0" counter(pg-nav-item);
    font: 700 11px/1 var(--pg-font-sans);
    letter-spacing: .08em;
    font-variant-numeric: tabular-nums;
    color: var(--c-poplar);
  }
  .pg-nav__link[aria-current="page"] { background: var(--c-sand); color: var(--c-date); }
  .pg-nav__foot {
    display: block;
    margin: 18px 0 0;
    font-size: 12px;
    letter-spacing: .08em;
    color: var(--c-stone);
  }

  .pg-dock {
    display: flex;
    position: fixed;
    left: 50%;
    bottom: 16px;
    z-index: 70;
    transform: translateX(-50%);
    gap: 4px;
    padding: 6px;
    border-radius: 999px;
    background: rgba(46, 33, 24, .94);
    box-shadow: 0 16px 30px -16px rgba(46, 33, 24, .8);
  }
  .pg-dock__link {
    padding: 10px 16px;
    border-radius: 999px;
    font: 700 13px/1 var(--pg-font-sans);
    letter-spacing: .05em;
    color: var(--c-dune);
    transition: background-color .16s ease-out, color .16s ease-out;
  }
  .pg-dock__link:hover { color: var(--c-sand); }
  .pg-dock__link[aria-current="page"] { background: var(--c-sand); color: var(--c-date); }

  .pg-grid--split,
  .pg-grid--trio { grid-template-columns: 1fr; }
  .pg-section { padding: 52px 0; }
  .pg-panel { padding: 24px; border-radius: 22px; }
  .pg-band { border-radius: 24px; padding: 16px 20px; }

  .pg-footer { margin-top: 64px; }
  .pg-footer__inner { padding: 48px 20px 26px; }
  .pg-footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px 22px; padding-top: 32px; }
  .pg-footer__head { gap: 18px; }
  .pg-footer__bottom { margin-top: 28px; }
}

@media (max-width: 560px) {
  .pg-header__inner { padding: 11px 16px; }
  .pg-brand__line { font-size: 15px; }
  .pg-footer__grid { grid-template-columns: 1fr; }
  .pg-footer__cta { width: 100%; }
  .pg-dock__link { padding: 9px 13px; font-size: 12.5px; }
  .pg-index-rail { display: none; }
}

/* ---------- 降低动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  html[data-js="true"] [data-reveal] { opacity: 1; }
  .pg-card:hover { transform: none; }
  .pg-skip { transition: none; }
}