/* ============================================================
   新葡萄8883中心 · 共享站点样式 /assets/site.css
   手册式刊物框架：固定书脊 + 细线框横栏 + 切角色块 + 标尺
   ============================================================ */

:root{
  --violet: #4A2358;
  --ink: #2A1533;
  --vine: #3F6B4A;
  --gold: #C0A063;
  --paper: #EFE8DD;
  --paper-2: #DCD2C4;
  --rust: #A8432C;
  --text: #221E24;
  --text-2: #5C5163;
  --mint: #A9C3AE;

  --rail-w: 76px;
  --gutter: clamp(18px, 4vw, 56px);
  --maxw: 1180px;

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

/* ---------- reset ---------- */
*, *::before, *::after{ box-sizing: border-box; }
html{ -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body, h1, h2, h3, h4, h5, p, figure, blockquote, dl, dd, ul, ol, fieldset{ margin: 0; }
ul, ol{ padding: 0; list-style: none; }
img, svg, video{ display: block; max-width: 100%; }
button, input, select, textarea{ font: inherit; color: inherit; }
a{ color: inherit; }

/* ---------- 纸张底与正文 ---------- */
body{
  padding-left: var(--rail-w);
  background: var(--paper);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: clamp(16px, 0.4vw + 15.2px, 17px);
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
body::before{
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .30;
  background-image:
    repeating-linear-gradient(0deg, rgba(42,21,51,.05) 0 1px, transparent 1px 3px),
    repeating-linear-gradient(90deg, rgba(42,21,51,.04) 0 1px, transparent 1px 4px);
}
.site-header, .site-footer, #main-content{ position: relative; z-index: 1; }

#main-content{ scroll-margin-top: 96px; }
#main-content:focus-visible{ outline: 3px solid var(--vine); outline-offset: -3px; }

h1, h2, h3, h4{
  font-family: var(--font-serif);
  font-weight: 900;
  letter-spacing: -.01em;
  line-height: 1.24;
  color: var(--violet);
}
h1{ font-size: clamp(34px, 4.6vw, 54px); }
h2{ font-size: clamp(26px, 3vw, 34px); }
h3{ font-size: clamp(19px, 2vw, 22px); }
h4{ font-size: 17px; letter-spacing: 0; }
p + p{ margin-top: 1.2em; }
strong, b{ font-weight: 700; }
code, kbd, samp{ font-family: var(--font-mono); font-size: .92em; }

/* ---------- 焦点与可访问工具 ---------- */
:where(a, button, input, summary, [tabindex]):focus-visible{
  outline: 3px solid var(--vine);
  outline-offset: 3px;
  border-radius: 0;
}
.site-footer :where(a, button, input):focus-visible,
.site-nav :where(a, button, input):focus-visible{ outline-color: var(--gold); }

.sr-only{
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%);
  white-space: nowrap; border: 0;
}
.skip-link{
  position: fixed; top: 10px; left: 10px; z-index: 200;
  transform: translateY(-180%);
  background: var(--ink); color: var(--paper);
  padding: 11px 18px;
  font-family: var(--font-mono); font-size: 13px; letter-spacing: .06em;
  text-decoration: none;
  clip-path: polygon(0 0,100% 0,100% calc(100% - 9px),calc(100% - 9px) 100%,0 100%);
  transition: transform .2s ease;
}
.skip-link:focus{ transform: translateY(0); }

/* ============================================================
   书脊边框（桌面固定）
   ============================================================ */
.rail{
  position: fixed;
  left: 0; top: 0; bottom: 0;
  width: var(--rail-w);
  z-index: 60;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px 0 22px;
  background: var(--ink);
  border-right: 1px solid rgba(192,160,99,.35);
}
.rail-brand{
  writing-mode: vertical-rl;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: 13px;
  letter-spacing: .34em;
  color: var(--gold);
  line-height: 1;
}
.rail-scale{
  flex: 1 1 auto;
  width: 9px;
  margin: 18px 0;
  border-left: 1px solid rgba(192,160,99,.45);
  background-image: repeating-linear-gradient(to bottom, rgba(192,160,99,.85) 0 1px, transparent 1px 11px);
  background-size: 7px 100%;
  background-repeat: repeat-y;
  background-position: left top;
}
.rail-page{
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  font-family: var(--font-mono);
}
.rail-current{
  font-size: 20px;
  font-weight: 700;
  color: var(--paper);
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
}
.rail-total{
  font-style: normal;
  font-size: 10.5px;
  letter-spacing: .1em;
  color: rgba(192,160,99,.85);
}

/* ============================================================
   顶部细线框横栏
   ============================================================ */
.site-header{ position: sticky; top: 0; z-index: 55; }

.topbar{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(10px, 1.6vw, 28px);
  padding: 13px var(--gutter) 12px clamp(16px, 2.2vw, 32px);
  min-height: 78px;
  background: var(--paper);
  border-bottom: 1px solid rgba(42,21,51,.16);
  box-shadow: 0 1px 0 rgba(192,160,99,.55);
}

.brandblock{ display: flex; flex-direction: column; gap: 2px; flex: 0 0 auto; }
.brandmark{
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(18px, 2vw, 23px);
  letter-spacing: -.01em;
  line-height: 1.2;
  color: var(--violet);
  text-decoration: none;
  transition: color .18s ease;
}
.brandmark:hover{ color: var(--vine); }
.brandtag{
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .18em;
  color: var(--text-2);
}

.site-nav{ flex: 1 1 auto; display: flex; justify-content: flex-end; }
.nav-list{
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 2px;
  margin: 0;
  padding: 0;
}
.nav-item{ list-style: none; }
.site-nav a{
  position: relative;
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 9px 9px 11px;
  font-size: 14.5px;
  color: var(--text);
  text-decoration: none;
  border: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}
.site-nav a:hover{ color: var(--vine); border-color: rgba(63,107,74,.35); }
.nav-num{
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
  transition: background .18s ease, color .18s ease;
}
.nav-label{ white-space: nowrap; }
.site-nav a[aria-current="page"]{
  color: var(--violet);
  font-weight: 700;
}
.site-nav a[aria-current="page"] .nav-num{
  background: var(--gold);
  color: var(--ink);
  padding: 1px 5px;
}
.site-nav a[aria-current="page"]::after{
  content: "";
  position: absolute;
  left: 9px; right: 9px; bottom: 0;
  height: 4px;
  background: var(--violet);
  clip-path: polygon(0 0, 100% 0, calc(100% - 5px) 100%, 0 100%);
}

/* ---------- 型号检索框 ---------- */
.topbar-tools{ flex: 0 0 auto; display: flex; align-items: center; gap: 10px; }
.quickfind{ position: relative; }
.quickfind-input{
  width: clamp(158px, 18vw, 236px);
  padding: 9px 12px;
  font-size: 13px;
  background: rgba(255,255,255,.55);
  color: var(--text);
  border: 1px solid rgba(42,21,51,.24);
  border-left: 3px solid var(--gold);
  border-radius: 0;
  -webkit-appearance: none;
  appearance: none;
  transition: border-color .18s ease, background .18s ease;
}
.quickfind-input::placeholder{ color: var(--text-2); }
.quickfind-input:hover{ background: rgba(255,255,255,.8); }
.quickfind-input:focus{
  outline: 2px solid var(--vine);
  outline-offset: 1px;
  border-color: var(--vine);
  border-left-color: var(--vine);
  background: #fff;
}
.quickfind-hint{
  position: absolute;
  top: calc(100% + 3px);
  left: 3px;
  z-index: 5;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--vine);
  white-space: nowrap;
}

/* ---------- 阅读进度 ---------- */
.progress{
  position: fixed;
  top: 0;
  left: var(--rail-w);
  right: 0;
  height: 3px;
  z-index: 70;
  pointer-events: none;
}
.progress-bar{
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--violet) 0%, var(--gold) 100%);
}

/* ---------- 移动菜单按钮 ---------- */
.nav-toggle{
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 44px;
  height: 44px;
  padding: 0;
  background: var(--violet);
  border: 0;
  cursor: pointer;
  clip-path: polygon(0 0,100% 0,100% calc(100% - 9px),calc(100% - 9px) 100%,0 100%);
}
.nav-toggle-line{
  display: block;
  width: 18px;
  height: 2px;
  background: var(--paper);
  transition: transform .22s ease, opacity .22s ease;
}
.site-header[data-open] .nav-toggle-line:nth-child(1){ transform: translateY(3px) rotate(45deg); }
.site-header[data-open] .nav-toggle-line:nth-child(2){ transform: translateY(-3px) rotate(-45deg); }

/* ---------- 底部翻页条 ---------- */
.flipbar{ display: none; }
.flip-btn{
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--violet);
  text-decoration: none;
  padding: 9px 12px;
  border: 1px solid rgba(74,35,88,.28);
  transition: background .18s ease, color .18s ease, border-color .18s ease;
}
.flip-btn:hover{ background: var(--violet); color: var(--paper); border-color: var(--violet); }
.flip-page{
  display: flex;
  align-items: baseline;
  gap: 2px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 15px;
  color: var(--violet);
  font-variant-numeric: tabular-nums;
}
.flip-page i{
  font-style: normal;
  font-size: 11px;
  font-weight: 400;
  color: var(--text-2);
}

/* ============================================================
   页脚
   ============================================================ */
.site-footer{
  background: var(--ink);
  color: var(--paper);
  margin-top: clamp(48px, 7vw, 96px);
}
.site-footer::before{
  content: "";
  display: block;
  height: 6px;
  background-image: repeating-linear-gradient(90deg, var(--gold) 0 1px, transparent 1px 14px);
  opacity: .55;
}
.footer-inner{
  max-width: var(--maxw);
  margin-inline: auto;
  padding: clamp(38px, 5vw, 64px) var(--gutter) clamp(20px, 3vw, 34px);
  display: grid;
  grid-template-columns: minmax(210px, .95fr) 2fr;
  gap: clamp(26px, 4vw, 50px);
}
.footer-mast{ display: flex; flex-direction: column; align-items: flex-start; }
.footer-brand{
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(21px, 2.4vw, 28px);
  line-height: 1.25;
  color: var(--paper);
  margin: 0 0 .5em;
}
.footer-sign{
  font-size: 14px;
  line-height: 1.75;
  color: rgba(239,232,221,.70);
  max-width: 24ch;
  margin: 0 0 1.3em;
}
.footer-cta{
  display: inline-flex;
  align-items: center;
  gap: .6em;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--gold);
  text-decoration: none;
  padding-bottom: 4px;
  border-bottom: 1px solid rgba(192,160,99,.55);
  transition: color .18s ease, border-color .18s ease;
}
.footer-cta::after{ content: "→"; }
.footer-cta:hover{ color: var(--paper); border-color: var(--paper); }

.footer-cols{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(168px, 1fr));
  gap: clamp(20px, 3vw, 36px);
}
.footer-col{ min-width: 0; }
.footer-col-title{
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .22em;
  color: var(--gold);
  margin: 0 0 1em;
  line-height: 1.4;
}
.footer-list{
  display: grid;
  gap: .5em;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 14.5px;
  line-height: 1.7;
}
.footer-list a{
  color: rgba(239,232,221,.86);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}
.footer-list a:hover{ color: var(--mint); border-color: var(--mint); }
.footer-list-plain{ color: rgba(239,232,221,.68); }
.footer-list-plain li{ font-family: var(--font-mono); font-size: 12.5px; letter-spacing: .01em; }

.footer-base{
  max-width: var(--maxw);
  margin-inline: auto;
  padding: 18px var(--gutter) 30px;
  border-top: 1px solid rgba(239,232,221,.16);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px 26px;
  font-size: 12.5px;
  color: rgba(239,232,221,.60);
}
.footer-note{ flex: 1 1 330px; line-height: 1.75; margin: 0; }
.footer-legal, .footer-copy{ margin: 0; font-family: var(--font-mono); letter-spacing: .02em; }

/* ============================================================
   通用排版与内容组件
   ============================================================ */
.wrap{
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.section{ padding: clamp(44px, 6vw, 92px) 0; }
.section--tight{ padding: clamp(28px, 4vw, 56px) 0; }
.band-dark{ background: var(--ink); color: var(--paper); }
.band-dark h1, .band-dark h2, .band-dark h3, .band-dark h4{ color: var(--paper); }
.band-dark a{ color: var(--gold); }
.band-paper{ background: var(--paper-2); }

.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: .75em;
  margin: 0 0 .9em;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .24em;
  color: var(--vine);
}
.eyebrow::before{
  content: "";
  width: 24px;
  height: 1px;
  background: var(--gold);
}
.band-dark .eyebrow{ color: var(--mint); }
.lede{
  font-size: clamp(16.5px, 1.4vw, 19px);
  line-height: 1.8;
  color: var(--text-2);
  max-width: 40ch;
}
.band-dark .lede{ color: rgba(239,232,221,.76); }

.num{
  font-family: var(--font-mono);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -.02em;
}
.quote{
  font-family: var(--font-serif);
  font-size: clamp(19px, 2.1vw, 25px);
  line-height: 1.65;
  color: var(--violet);
  border-left: 3px solid var(--gold);
  padding-left: 1.1em;
  margin: 1.7em 0;
}
.band-dark .quote{ color: var(--paper); }
.rule{
  height: 1px;
  border: 0;
  margin: 2.2em 0;
  background-image: repeating-linear-gradient(90deg, rgba(42,21,51,.4) 0 1px, transparent 1px 9px);
}
.band-dark .rule{ background-image: repeating-linear-gradient(90deg, rgba(239,232,221,.35) 0 1px, transparent 1px 9px); }

.cut{
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut, 16px)), calc(100% - var(--cut, 16px)) 100%, 0 100%);
}

.grid{ display: grid; gap: clamp(18px, 2.6vw, 36px); }
.grid-2{ grid-template-columns: repeat(auto-fit, minmax(258px, 1fr)); }
.grid-3{ grid-template-columns: repeat(auto-fit, minmax(212px, 1fr)); }

/* ---------- 面包屑 ---------- */
.crumbs{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .55em;
  margin: 0 0 1.5em;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .03em;
  color: var(--text-2);
}
.crumbs a{
  color: var(--text-2);
  text-decoration: none;
  border-bottom: 1px solid rgba(92,81,99,.35);
  transition: color .18s ease, border-color .18s ease;
}
.crumbs a:hover{ color: var(--vine); border-color: var(--vine); }
.crumbs li + li::before{
  content: "›";
  margin-right: .55em;
  color: var(--gold);
}

/* ---------- 按钮 ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  gap: .55em;
  padding: .78em 1.5em;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .02em;
  line-height: 1.4;
  text-decoration: none;
  background: var(--violet);
  color: var(--paper);
  border: 1px solid var(--violet);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.btn:hover{ background: var(--ink); border-color: var(--ink); color: var(--gold); }
.btn-ghost{
  background: transparent;
  color: var(--violet);
  border-color: rgba(74,35,88,.45);
}
.btn-ghost:hover{ background: var(--violet); color: var(--paper); border-color: var(--violet); }
.btn-gold{ background: var(--gold); border-color: var(--gold); color: var(--ink); }
.btn-gold:hover{ background: var(--vine); border-color: var(--vine); color: var(--paper); }

/* ---------- 标签 ---------- */
.tag{
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .08em;
  line-height: 1.5;
  padding: 3px 10px;
  background: var(--mint);
  color: var(--ink);
  clip-path: polygon(0 0,100% 0,100% calc(100% - 7px),calc(100% - 7px) 100%,0 100%);
}
.tag-rust{ background: var(--rust); color: var(--paper); }
.tag-gold{ background: var(--gold); color: var(--ink); }

/* ---------- 图片容器（页面阶段放占位或图片） ---------- */
.figure{ margin: 0; }
.figure-media{
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--paper-2);
}
.figure-media > img,
.figure-media > picture,
.figure-media > picture > img,
.figure-media > svg,
.figure-media > video{
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.figure-media::after{
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  border: 1px solid rgba(42,21,51,.18);
  border-left: 3px solid var(--gold);
}
.figure-media--wide{ aspect-ratio: 21 / 9; }
.figure-media--tall{ aspect-ratio: 4 / 5; }
.figure-caption{
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--text-2);
}
.band-dark .figure-media::after{ border-color: rgba(239,232,221,.22); border-left-color: var(--gold); }
.band-dark .figure-caption{ color: rgba(239,232,221,.66); }

/* ---------- 筛选按钮（只筛当前页内容） ---------- */
.filterbar{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 clamp(18px, 2.4vw, 30px);
}
.filter-btn{
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .06em;
  padding: 7px 14px;
  background: transparent;
  border: 1px solid rgba(42,21,51,.28);
  color: var(--text-2);
  cursor: pointer;
  transition: background .18s ease, color .18s ease, border-color .18s ease;
}
.filter-btn:hover{ border-color: var(--vine); color: var(--vine); }
.filter-btn[aria-pressed="true"]{
  background: var(--violet);
  border-color: var(--violet);
  color: var(--paper);
}
.band-dark .filter-btn{ border-color: rgba(239,232,221,.35); color: rgba(239,232,221,.8); }
.band-dark .filter-btn[aria-pressed="true"]{ background: var(--gold); border-color: var(--gold); color: var(--ink); }

/* ---------- 状态工具类 ---------- */
.is-hidden{ display: none !important; }
.is-dim{ opacity: .24; }
.is-in{ opacity: 1; transform: none; }

/* ---------- 入场动效 ---------- */
.js [data-reveal]{
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .32s ease-out, transform .32s ease-out;
}
.js [data-reveal].is-in{ opacity: 1; transform: none; }

/* ============================================================
   响应式：≤1024px 收起书脊、切换底部导航
   ============================================================ */
@media (max-width: 1024px){
  :root{ --rail-w: 0px; }
  .rail{ display: none; }
  .progress{ left: 0; height: 2px; }

  body{ padding-left: 0; padding-bottom: 80px; }

  .site-header{ position: static; }
  .topbar{
    min-height: 0;
    padding: 12px 16px;
    gap: 10px;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 55;
  }
  .brandblock{ flex: 1 1 auto; }
  .brandtag{ font-size: 10px; letter-spacing: .12em; }
  .topbar-tools{ flex: 1 1 100%; }
  .quickfind{ width: 100%; }
  .quickfind-input{ width: 100%; }

  /* 导航折叠为底部升起面板 */
  .site-nav{
    display: block;
    position: fixed;
    left: 0; right: 0; bottom: 0;
    z-index: 90;
    max-height: 82vh;
    overflow-y: auto;
    padding: 24px 20px 100px;
    background: var(--ink);
    border-top: 3px solid var(--gold);
    visibility: hidden;
    transform: translateY(110%);
    transition: transform .32s cubic-bezier(.22,.7,.3,1), visibility .32s linear;
  }
  .site-header[data-open] .site-nav{ visibility: visible; transform: translateY(0); }

  .nav-list{ flex-direction: column; align-items: stretch; gap: 0; }
  .nav-item + .nav-item{ border-top: 1px solid rgba(239,232,221,.14); }
  .site-nav a{
    display: flex;
    gap: 14px;
    padding: 15px 4px;
    font-size: 17px;
    color: var(--paper);
    border: 0;
  }
  .site-nav a:hover{ color: var(--mint); border-color: transparent; }
  .site-nav .nav-num{ font-size: 12px; color: var(--gold); }
  .site-nav a[aria-current="page"]{ color: var(--gold); }
  .site-nav a[aria-current="page"] .nav-num{ background: transparent; color: var(--gold); padding: 0; }
  .site-nav a[aria-current="page"]::after{ display: none; }

  /* 底部翻页条 */
  .flipbar{
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    position: fixed;
    inset: auto 0 0 0;
    z-index: 95;
    padding: 9px 14px calc(9px + env(safe-area-inset-bottom, 0px));
    background: var(--paper);
    border-top: 1px solid rgba(42,21,51,.2);
    box-shadow: 0 -1px 0 rgba(192,160,99,.6);
  }
  .nav-toggle{ display: inline-flex; }

  .footer-inner{ grid-template-columns: 1fr; }
  .footer-base{ flex-direction: column; align-items: flex-start; }
}

@media (max-width: 560px){
  .brandmark{ font-size: 17px; }
  .footer-sign{ max-width: none; }
  .figure-media{ aspect-ratio: 4 / 3; }
  .quote{ font-size: 18px; }
}

/* ============================================================
   动效降级
   ============================================================ */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .js [data-reveal]{ opacity: 1; transform: none; transition: none; }
  .skip-link{ transition: none; }
}