/* =========================================================
   千果服务 · 共享样式 /assets/site.css
   语言：果粒网格 · 版本贴纸 · 档案编号 · 锐利直角
   ========================================================= */

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body, h1, h2, h3, h4, h5, h6, p, ul, ol, figure, blockquote, dl, dd { margin: 0; }
ul, ol { padding: 0; list-style-position: inside; }
img, svg, video { max-width: 100%; }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; }
[hidden] { display: none !important; }
a { color: inherit; }
h1, h2, h3, h4 { font-weight: 900; line-height: 1.15; letter-spacing: -0.01em; }

/* ---------- 变量 ---------- */
:root {
  --guo-orange: #E8502A;
  --guo-orange-soft: #F58A5F;
  --guo-orange-deep: #B8341A;
  --guo-teal: #149C7C;
  --guo-teal-soft: #7FD4B8;
  --guo-ink-green: #12352C;
  --guo-cream: #FBF3E6;
  --guo-cream-deep: #F1E4D0;
  --guo-ink: #1B1B18;
  --guo-line: #C9BFB0;
  --guo-yellow: #F2B733;

  --bar-h: 52px;
  --wrap: 1240px;
  --gap: 24px;

  --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

@media (min-width: 900px) {
  :root { --bar-h: 56px; }
}

/* ---------- 基础排版 ---------- */
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--guo-ink);
  background: var(--guo-cream);
  padding-top: var(--bar-h);
  -webkit-font-smoothing: antialiased;
}

#main-content { scroll-margin-top: calc(var(--bar-h) + 20px); }

.mono {
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.02em;
  font-size: 0.875em;
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

:focus-visible {
  outline: 2px solid var(--guo-teal);
  outline-offset: 2px;
}
.query-bar :focus-visible,
.site-foot :focus-visible {
  outline-color: var(--guo-teal-soft);
}

/* ---------- 布局容器 ---------- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 20px;
}

.page-shell {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 28px 20px 88px;
}

.grid {
  display: grid;
  gap: var(--gap);
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
@media (min-width: 768px) { .grid { grid-template-columns: repeat(8, minmax(0, 1fr)); } }
@media (min-width: 1080px) { .grid { grid-template-columns: repeat(12, minmax(0, 1fr)); } }
.col { min-width: 0; }
.col--full { grid-column: 1 / -1; }

/* ---------- 跳转链接 ---------- */
.skip-link {
  position: fixed;
  left: 12px;
  top: calc(var(--bar-h) + 8px);
  z-index: 300;
  transform: translateY(-260%);
  background: var(--guo-ink);
  color: var(--guo-cream);
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  border-left: 4px solid var(--guo-orange);
  transition: transform 0.18s ease-out;
}
.skip-link:focus { transform: translateY(0); }

/* ---------- 顶部查询条 ---------- */
.query-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 120;
  height: var(--bar-h);
  background: var(--guo-ink-green);
  color: var(--guo-cream);
  border-bottom: 1px solid rgba(251, 243, 230, 0.18);
}
.query-bar__inner {
  max-width: var(--wrap);
  margin: 0 auto;
  height: 100%;
  padding: 0 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.query-bar__tag {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  line-height: 1;
  padding: 5px 8px;
  background: var(--guo-orange);
  color: #fff;
  border-radius: 2px;
}
.query-bar__field {
  flex: 1 1 auto;
  min-width: 0;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(251, 243, 230, 0.35);
  padding: 6px 2px;
  color: var(--guo-cream);
  font-size: 14px;
  border-radius: 0;
  transition: border-color 0.18s ease-out;
}
.query-bar__field::placeholder { color: rgba(251, 243, 230, 0.6); }
.query-bar__field:focus { border-bottom-color: var(--guo-teal-soft); }
.query-bar__status {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--guo-teal-soft);
  white-space: nowrap;
}
.query-bar__toggle {
  flex: none;
  font-size: 12px;
  padding: 5px 10px;
  color: var(--guo-cream);
  border: 1px solid rgba(251, 243, 230, 0.45);
  border-radius: 2px;
  cursor: pointer;
  transition: background-color 0.18s ease-out, border-color 0.18s ease-out, color 0.18s ease-out;
}
.query-bar__toggle:hover {
  background: var(--guo-orange);
  border-color: var(--guo-orange);
  color: #fff;
}
.query-bar__open {
  display: none;
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--guo-orange);
  color: #fff;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(18, 53, 44, 0.28);
}
.query-bar__open-icon {
  display: block;
  width: 13px;
  height: 13px;
  border: 2px solid currentColor;
  border-radius: 50%;
  position: relative;
}
.query-bar__open-icon::after {
  content: "";
  position: absolute;
  right: -6px;
  bottom: -4px;
  width: 8px;
  height: 2px;
  background: currentColor;
  transform: rotate(45deg);
}
.query-bar[data-collapsed="true"] {
  background: transparent;
  border-bottom-color: transparent;
  pointer-events: none;
}
.query-bar[data-collapsed="true"] .query-bar__inner { display: none; }
.query-bar[data-collapsed="true"] .query-bar__open {
  display: inline-flex;
  pointer-events: auto;
}
.query-bar[data-collapsed="true"] .query-bar__open:hover { background: var(--guo-orange-deep); }

@media (max-width: 560px) {
  .query-bar__tag { display: none; }
  .query-bar__status { font-size: 10px; }
}

/* ---------- 刊头 ---------- */
.site-head {
  position: relative;
  z-index: 60;
  background: var(--guo-cream);
}

.masthead {
  position: relative;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 16px 20px 14px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "brand aside"
    "tag tag";
  align-items: center;
  gap: 10px 14px;
  border-bottom: 1px solid var(--guo-line);
}
@media (min-width: 900px) {
  .masthead {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    grid-template-areas: "tag brand aside";
    align-items: end;
    padding: 26px 20px 18px;
    gap: 18px;
  }
}

.masthead__tagline {
  grid-area: tag;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  line-height: 1.4;
  color: var(--guo-ink-green);
}
@media (min-width: 900px) {
  .masthead__tagline { justify-self: start; align-self: center; font-size: 12px; }
}

.masthead__brand {
  grid-area: brand;
  justify-self: start;
  position: relative;
  display: inline-flex;
  align-items: baseline;
  gap: 0.06em;
  padding-bottom: 6px;
  font-size: clamp(30px, 7.6vw, 84px);
  line-height: 0.95;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--guo-ink);
}
@media (min-width: 900px) {
  .masthead__brand { justify-self: center; }
}
.masthead__brand-a { font-weight: 900; color: var(--guo-orange); }
.masthead__brand-b { font-weight: 300; color: var(--guo-ink); }
.masthead__brand::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 3px;
  background: var(--guo-ink-green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.18s ease-out;
}
.masthead__brand:hover::after,
.masthead__brand:focus-visible::after { transform: scaleX(1); }

.masthead__aside {
  grid-area: aside;
  justify-self: end;
  align-self: center;
  display: flex;
  align-items: center;
  gap: 10px;
}
.masthead__aside .sticker { display: none; }
.masthead__cta { display: none; }
@media (min-width: 900px) {
  .masthead__aside .sticker { display: inline-block; }
  .masthead__cta { display: inline-flex; }
  .nav-toggle { display: none; }
}

/* ---------- 移动导航按钮 ---------- */
.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  background: var(--guo-ink-green);
  color: var(--guo-cream);
  border: 1px solid var(--guo-ink-green);
  border-radius: 2px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.18s ease-out, border-color 0.18s ease-out;
}
.nav-toggle__bars {
  display: block;
  width: 16px;
  height: 12px;
  background:
    linear-gradient(currentColor 0 0) top left / 100% 2px no-repeat,
    linear-gradient(currentColor 0 0) center left / 100% 2px no-repeat,
    linear-gradient(currentColor 0 0) bottom left / 100% 2px no-repeat;
}
.nav-toggle__text { line-height: 1; }
.nav-toggle:hover { background: var(--guo-orange); border-color: var(--guo-orange); }
.nav-toggle[aria-expanded="true"] {
  background: var(--guo-orange);
  border-color: var(--guo-orange);
}

/* ---------- 胶囊栏目带 ---------- */
.pill-nav {
  position: relative;
  display: none;
  align-items: center;
  padding: 0 20px;
  background: var(--guo-cream);
  border-bottom: 1px solid var(--guo-line);
}
.pill-nav[data-open="true"] { display: flex; }
@media (min-width: 900px) {
  .pill-nav,
  .pill-nav[data-open="false"] { display: flex; }
}
.pill-nav__list {
  flex: 1 1 auto;
  display: flex;
  gap: 8px;
  padding: 10px 0;
  margin: 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.pill-nav__list::-webkit-scrollbar { display: none; }
@media (min-width: 900px) {
  .pill-nav__list { justify-content: center; padding: 12px 0; }
}
.pill-nav__link {
  display: inline-block;
  white-space: nowrap;
  padding: 8px 16px;
  border: 1px solid var(--guo-line);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.2;
  text-decoration: none;
  color: var(--guo-ink);
  transition: background-color 0.18s ease-out, color 0.18s ease-out, border-color 0.18s ease-out;
}
.pill-nav__link:hover {
  background: var(--guo-ink-green);
  border-color: var(--guo-ink-green);
  color: var(--guo-cream);
}
.pill-nav__link[aria-current="page"] {
  background: var(--guo-orange);
  border-color: var(--guo-orange);
  color: #fff;
  font-weight: 700;
}
.pill-nav__link[aria-current="page"]:hover {
  background: var(--guo-orange-deep);
  border-color: var(--guo-orange-deep);
}

.fruit-grid { display: none; }
@media (min-width: 1080px) {
  .fruit-grid {
    display: block;
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 96px;
    height: 24px;
    background-image: conic-gradient(var(--guo-teal) 25%, transparent 0 50%, var(--guo-teal) 0 75%, transparent 0);
    background-size: 12px 12px;
    opacity: 0.7;
    pointer-events: none;
  }
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 18px;
  border: 1px solid var(--guo-ink);
  border-radius: 2px;
  background: transparent;
  color: var(--guo-ink);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.1;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.18s ease-out, color 0.18s ease-out, border-color 0.18s ease-out, transform 0.16s ease-out;
}
.btn--accent {
  background: var(--guo-orange);
  border-color: var(--guo-orange);
  color: #fff;
}
.btn--accent:hover { background: var(--guo-orange-deep); border-color: var(--guo-orange-deep); }
.btn--ghost { border-color: var(--guo-line); }
.btn--ghost:hover { background: var(--guo-ink); border-color: var(--guo-ink); color: var(--guo-cream); }
.btn--dark {
  background: var(--guo-ink-green);
  border-color: var(--guo-ink-green);
  color: var(--guo-cream);
}
.btn--dark:hover { background: var(--guo-teal); border-color: var(--guo-teal); }
.btn:active { transform: translateY(1px); }

/* ---------- 贴纸与标签 ---------- */
.sticker {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  line-height: 1;
  padding: 6px 10px;
  background: var(--guo-yellow);
  color: var(--guo-ink);
  border: 1px solid var(--guo-ink);
  border-radius: 2px;
  transform: rotate(-2deg);
  transition: transform 0.16s ease-out, background-color 0.18s ease-out;
}
.sticker:hover {
  transform: rotate(0deg) translate(2px, -2px);
  background: var(--guo-orange-soft);
}
.sticker--foot {
  background: var(--guo-ink-green);
  color: var(--guo-cream);
  border-color: var(--guo-teal-soft);
  transform: rotate(-1.5deg);
}
.sticker--foot:hover {
  background: var(--guo-orange);
  border-color: var(--guo-orange);
  color: #fff;
}

.tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  line-height: 1.4;
  padding: 3px 8px;
  border-radius: 2px;
  background: var(--guo-teal-soft);
  color: var(--guo-ink-green);
}
.tag--orange { background: var(--guo-orange); color: #fff; }
.tag--yellow { background: var(--guo-yellow); color: var(--guo-ink); }

/* ---------- 章节与主题带 ---------- */
.section-head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin-bottom: 20px;
}
.section-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  line-height: 1;
  padding: 4px 8px;
  background: var(--guo-ink-green);
  color: var(--guo-cream);
  border-radius: 2px;
}
.section-title {
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.band {
  background: var(--guo-cream-deep);
  border-top: 1px solid var(--guo-line);
  border-bottom: 1px solid var(--guo-line);
  padding: 18px 0;
}
.band--ink {
  background: var(--guo-ink-green);
  color: var(--guo-cream);
  border-color: var(--guo-ink-green);
}
.band--orange {
  background: var(--guo-orange);
  color: #fff;
  border-color: var(--guo-orange);
}
.band__inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 24px;
  font-size: 14px;
}

/* ---------- 资料卡 ---------- */
.card {
  position: relative;
  display: block;
  background: var(--guo-cream-deep);
  border: 1px solid var(--guo-line);
  border-radius: 2px;
  padding: 20px;
  text-decoration: none;
  color: inherit;
  transition: background-color 0.18s ease-out, border-color 0.18s ease-out;
}
a.card:hover {
  background: #fff;
  border-color: var(--guo-orange);
}
.card__title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 6px;
}
.card__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--guo-orange-deep);
}

/* ---------- 面包屑 ---------- */
.breadcrumb {
  padding: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}
.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.breadcrumb__link {
  text-decoration: none;
  color: var(--guo-ink);
  border-bottom: 1px solid var(--guo-line);
  transition: color 0.18s ease-out, border-color 0.18s ease-out;
}
.breadcrumb__link:hover {
  color: var(--guo-orange-deep);
  border-bottom-color: var(--guo-orange);
}
.breadcrumb__sep { color: var(--guo-line); }
.breadcrumb__current { color: var(--guo-orange-deep); font-weight: 500; }

/* ---------- 正文阅读栏 ---------- */
.prose {
  max-width: 34em;
  font-size: 17px;
  line-height: 1.75;
}
.prose p + p { margin-top: 1em; }
.prose h2 {
  font-size: clamp(20px, 2.4vw, 26px);
  margin: 1.8em 0 0.6em;
}
.prose h3 {
  font-size: 18px;
  font-weight: 700;
  margin: 1.4em 0 0.5em;
}
.prose ul, .prose ol { padding-left: 1.2em; margin: 0.8em 0; }
.prose li + li { margin-top: 0.35em; }
.prose a {
  color: var(--guo-orange-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.prose a:hover { color: var(--guo-teal); }

/* ---------- 图片容器 ---------- */
.media-frame {
  position: relative;
  display: block;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 16 / 10;
  background: var(--guo-cream-deep);
  border: 1px solid var(--guo-line);
  border-radius: 2px;
}
.media-frame > img,
.media-frame > svg,
.media-frame > picture > img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.media-frame--square { aspect-ratio: 1 / 1; }
.media-frame--portrait { aspect-ratio: 4 / 5; }
.media-frame--wide { aspect-ratio: 21 / 9; }
.media-frame__caption {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 5px 10px;
  background: var(--guo-ink-green);
  color: var(--guo-cream);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  line-height: 1.5;
}
.media-frame--grid::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: conic-gradient(var(--guo-ink-green) 25%, transparent 0 50%, var(--guo-ink-green) 0 75%, transparent 0);
  background-size: 24px 24px;
  opacity: 0.12;
  pointer-events: none;
}

/* ---------- 可复制内容 ---------- */
.copyable {
  display: inline;
  padding: 0;
  margin: 0;
  background: none;
  border: 0;
  border-bottom: 1px dashed var(--guo-line);
  font-family: var(--font-mono);
  font-size: 0.9em;
  letter-spacing: 0.02em;
  text-align: left;
  color: inherit;
  cursor: pointer;
  transition: color 0.18s ease-out, border-color 0.18s ease-out;
}
.copyable:hover {
  color: var(--guo-orange-deep);
  border-bottom-color: var(--guo-orange);
}
.copyable[data-copy-state="done"] {
  color: var(--guo-teal);
  border-bottom-color: var(--guo-teal);
}
.site-foot .copyable {
  color: var(--guo-cream);
  border-bottom-color: rgba(251, 243, 230, 0.45);
}
.site-foot .copyable:hover {
  color: var(--guo-orange-soft);
  border-bottom-color: var(--guo-orange-soft);
}
.site-foot .copyable[data-copy-state="done"] {
  color: var(--guo-teal-soft);
  border-bottom-color: var(--guo-teal-soft);
}

/* ---------- 页脚 ---------- */
.site-foot {
  position: relative;
  overflow: hidden;
  margin-top: 0;
  background: var(--guo-ink-green);
  color: var(--guo-cream);
}
.site-foot::after {
  content: "千果";
  position: absolute;
  right: -0.04em;
  bottom: -0.16em;
  z-index: 0;
  font-size: clamp(140px, 24vw, 340px);
  font-weight: 900;
  line-height: 0.8;
  letter-spacing: -0.04em;
  color: rgba(251, 243, 230, 0.05);
  pointer-events: none;
}
.site-foot__tape {
  height: 6px;
  background: linear-gradient(
    90deg,
    var(--guo-orange) 0%,
    var(--guo-orange) 54%,
    var(--guo-yellow) 54%,
    var(--guo-yellow) 76%,
    var(--guo-teal) 76%,
    var(--guo-teal) 100%
  );
}
.site-foot__inner {
  position: relative;
  z-index: 1;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 52px 20px 36px;
  display: grid;
  gap: 34px 32px;
  grid-template-columns: minmax(0, 1fr);
}
@media (min-width: 640px) {
  .site-foot__inner { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1000px) {
  .site-foot__inner { grid-template-columns: 1.45fr 0.85fr 1.3fr 1fr; }
}
.site-foot__brand { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
.site-foot__mark {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.02em;
}
.site-foot__tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--guo-teal-soft);
  line-height: 1.6;
}
.site-foot__col { min-width: 0; }
.site-foot__title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--guo-teal-soft);
  padding-bottom: 10px;
  margin-bottom: 14px;
  border-bottom: 1px solid rgba(251, 243, 230, 0.22);
}
.site-foot__list {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 14px;
  line-height: 1.6;
}
.site-foot__list a {
  position: relative;
  display: inline-block;
  color: var(--guo-cream);
  text-decoration: none;
  transition: color 0.18s ease-out;
}
.site-foot__list a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 1px;
  background: var(--guo-orange-soft);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.18s ease-out;
}
.site-foot__list a:hover { color: var(--guo-orange-soft); }
.site-foot__list a:hover::after { transform: scaleX(1); }
.site-foot__address { color: rgba(251, 243, 230, 0.82); max-width: 22em; }
.site-foot__base {
  position: relative;
  z-index: 1;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 18px 20px 40px;
  border-top: 1px solid rgba(251, 243, 230, 0.22);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: rgba(251, 243, 230, 0.72);
}
.site-foot__copy { line-height: 1.7; }
.site-foot__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.site-foot__legal a {
  color: var(--guo-cream);
  text-decoration: none;
  border-bottom: 1px solid rgba(251, 243, 230, 0.4);
  transition: color 0.18s ease-out, border-color 0.18s ease-out;
}
.site-foot__legal a:hover {
  color: var(--guo-orange-soft);
  border-bottom-color: var(--guo-orange-soft);
}

/* ---------- 减少动态 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .skip-link { transform: none; }
  .skip-link:not(:focus) { top: -999px; }
  .sticker,
  .sticker:hover,
  .sticker--foot,
  .sticker--foot:hover {
    transform: none;
  }
  .masthead__brand::after,
  .site-foot__list a::after { transition: none; }
}