/* ============================================================
   半岛手机综合体育 · 全站共享样式表
   路径：/assets/site.css
   覆盖：reset / 变量 / 中文排版 / 头部 / 页脚 / 通用组件
   ============================================================ */

/* ---------- 1. 变量 ---------- */
:root{
  --c-deep:#0B2239;
  --c-teal:#0E3B3A;
  --c-white:#F5F7F4;
  --c-ink:#101418;
  --c-green:#1F7A4C;
  --c-orange:#FF6A13;
  --c-wine:#7A1F3D;
  --c-indigo:#3A2E6E;
  --c-slate:#6B7C8C;
  --c-mist:#DCE8DF;

  --font-display:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-body:var(--font-display);
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
  --font-num:"Barlow Condensed","DIN Alternate","Arial Narrow",Impact,system-ui,sans-serif;

  --radius-lg:28px;
  --radius-md:18px;
  --radius-sm:12px;
  --pill:999px;

  --shell:1280px;
  --gutter:clamp(20px,4vw,64px);
  --section-gap:clamp(56px,8vw,120px);

  --ease:cubic-bezier(.22,.61,.36,1);
  --t-fast:180ms;
  --t-mid:240ms;

  --shadow-1:0 10px 30px rgba(11,34,57,.14);
  --shadow-2:0 18px 46px rgba(11,34,57,.26);
}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
}
body{
  margin:0;
  background:var(--c-white);
  color:var(--c-ink);
  font-family:var(--font-body);
  font-size:clamp(15px,.55vw + 13px,17px);
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,h5,p,figure,blockquote,dl,dd,pre{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img,svg,video,picture{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
table{border-collapse:collapse;width:100%}
summary{cursor:pointer}
summary::-webkit-details-marker{display:none}

[id]{scroll-margin-top:132px}

:focus-visible{
  outline:3px solid var(--c-orange);
  outline-offset:3px;
  border-radius:6px;
}

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

/* ---------- 3. 跳至主体内容 ---------- */
.skip-link{
  position:fixed;
  top:12px;left:50%;
  z-index:400;
  transform:translate(-50%,-180%);
  padding:12px 22px;
  border-radius:var(--pill);
  background:var(--c-orange);
  color:#fff;
  font-size:14px;
  font-weight:700;
  letter-spacing:.06em;
  box-shadow:var(--shadow-2);
  transition:transform var(--t-fast) var(--ease);
}
.skip-link:focus{transform:translate(-50%,0)}

/* ---------- 4. 头部：深色码头 + 悬浮胶囊浮岛 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:200;
  padding:14px 0 15px;
  background:var(--c-deep);
  border-bottom:1px solid rgba(245,247,244,.12);
  transition:
    padding var(--t-mid) var(--ease),
    background-color var(--t-mid) var(--ease),
    box-shadow var(--t-mid) var(--ease);
}
.site-header[data-scrolled]{
  padding:7px 0 8px;
  background-color:#091B2E;
  box-shadow:0 16px 38px rgba(11,34,57,.34);
}
.header-shell{
  position:relative;
  display:flex;
  align-items:center;
  gap:clamp(10px,1.6vw,22px);
  width:100%;
  max-width:var(--shell);
  margin:0 auto;
  padding-inline:var(--gutter);
}

/* 品牌浮岛 */
.brand-chip{
  display:flex;
  align-items:center;
  gap:11px;
  padding:7px 16px 7px 7px;
  border-radius:var(--pill);
  background:rgba(245,247,244,.07);
  border:1px solid rgba(245,247,244,.16);
  color:var(--c-white);
  transition:
    background-color var(--t-fast) var(--ease),
    border-color var(--t-fast) var(--ease);
}
.brand-chip:hover{
  background:rgba(245,247,244,.14);
  border-color:var(--c-green);
}
.brand-chip__mark{
  display:grid;
  place-items:center;
  width:38px;height:38px;
  border-radius:14px;
  background:var(--c-orange);
  color:#fff;
  font-size:18px;
  font-weight:800;
  line-height:1;
  flex:none;
}
.brand-chip__text{display:grid;line-height:1.16;min-width:0}
.brand-chip__name{
  font-size:15.5px;
  font-weight:800;
  letter-spacing:.02em;
  white-space:nowrap;
}
.brand-chip__tag{
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.14em;
  color:var(--c-mist);
  opacity:.72;
  white-space:nowrap;
}

/* 栏目胶囊浮岛 */
.nav-pill{
  margin-inline:auto;
  padding:6px;
  border-radius:var(--pill);
  background:rgba(245,247,244,.08);
  border:1px solid rgba(245,247,244,.16);
  transition:padding var(--t-mid) var(--ease),background-color var(--t-mid) var(--ease);
}
.nav-pill__list{display:flex;align-items:center;gap:2px}
.nav-pill__link{
  display:block;
  padding:9px 16px;
  border-radius:var(--pill);
  color:var(--c-white);
  font-size:14px;
  font-weight:500;
  white-space:nowrap;
  transition:
    background-color var(--t-fast) var(--ease),
    color var(--t-fast) var(--ease);
}
.nav-pill__link:hover{background:rgba(245,247,244,.16)}
.nav-pill__link[aria-current="page"]{
  background:var(--c-green);
  color:#fff;
  font-weight:700;
}
.site-header[data-scrolled] .nav-pill{padding:4px}
.site-header[data-scrolled] .nav-pill__link{padding:7px 14px;font-size:13.5px}

/* 行动区 */
.header-actions{
  display:flex;
  align-items:center;
  gap:10px;
  margin-left:auto;
}
.chip-mail{
  padding:8px 14px;
  border-radius:var(--pill);
  border:1px dashed rgba(245,247,244,.3);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.02em;
  color:var(--c-mist);
  white-space:nowrap;
  transition:
    border-color var(--t-fast) var(--ease),
    color var(--t-fast) var(--ease),
    border-style var(--t-fast) linear;
}
.chip-mail:hover{
  border-style:solid;
  border-color:var(--c-green);
  color:var(--c-white);
}

/* 移动端汉堡 */
.nav-toggle{
  display:none;
  place-items:center;
  width:44px;height:44px;
  padding:0;
  border-radius:14px;
  background:rgba(245,247,244,.1);
  border:1px solid rgba(245,247,244,.2);
  color:var(--c-white);
  cursor:pointer;
  transition:background-color var(--t-fast) var(--ease),border-color var(--t-fast) var(--ease);
}
.nav-toggle:hover{background:rgba(245,247,244,.2)}
.nav-toggle__bars{display:grid;gap:5px;width:18px}
.nav-toggle__bars i{
  display:block;
  height:2px;
  border-radius:2px;
  background:currentColor;
  transition:transform var(--t-fast) var(--ease),opacity var(--t-fast) var(--ease);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:first-child{transform:translateY(3.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:last-child{transform:translateY(-3.5px) rotate(-45deg)}

/* 滚动刻度指针 */
.scroll-meter{
  position:absolute;
  left:0;right:0;bottom:0;
  height:3px;
  background:rgba(245,247,244,.1);
  overflow:hidden;
}
.scroll-meter__bar{
  display:block;
  width:100%;height:100%;
  transform-origin:left center;
  transform:scaleX(var(--progress,0));
  background:linear-gradient(90deg,var(--c-green) 0%,var(--c-green) 55%,var(--c-orange) 100%);
  transition:transform 90ms linear;
}

/* ---------- 5. 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 20px;
  border:1px solid transparent;
  border-radius:var(--pill);
  font-size:14px;
  font-weight:700;
  letter-spacing:.02em;
  text-decoration:none;
  cursor:pointer;
  transition:
    background-color var(--t-fast) var(--ease),
    color var(--t-fast) var(--ease),
    border-color var(--t-fast) var(--ease),
    transform var(--t-fast) var(--ease);
}
.btn:hover{transform:translateY(-1px)}
.btn--primary{background:var(--c-orange);color:#fff}
.btn--primary:hover{background:#FF7F33}
.btn--dark{background:var(--c-deep);color:var(--c-white)}
.btn--dark:hover{background:#12314F}
.btn--ghost{background:transparent;border-color:rgba(245,247,244,.34);color:var(--c-white)}
.btn--ghost:hover{border-color:var(--c-white);background:rgba(245,247,244,.1)}
.btn--outline{border-color:var(--c-slate);color:var(--c-deep);background:transparent}
.btn--outline:hover{border-color:var(--c-green);color:var(--c-green)}

/* ---------- 6. 排版工具 ---------- */
.container{
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding-inline:var(--gutter);
}
.container--narrow{max-width:920px}
.prose{max-width:72ch}
.lede{
  max-width:36em;
  font-size:clamp(16.5px,1.3vw + 12px,20px);
  line-height:1.72;
  color:var(--c-ink);
  opacity:.88;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.2em;
  color:var(--c-slate);
}
.eyebrow::before{
  content:"";
  width:26px;height:2px;
  border-radius:2px;
  background:var(--c-orange);
  flex:none;
}

/* ---------- 7. 分区 ---------- */
.section{padding-block:var(--section-gap)}
.section--paper{background:var(--c-white);color:var(--c-ink)}
.section--deep{background:var(--c-deep);color:var(--c-white)}
.section--teal{background:var(--c-teal);color:var(--c-white)}
.section--indigo{background:var(--c-indigo);color:var(--c-white)}
.section--wine{background:var(--c-wine);color:var(--c-white)}
.section--deep .lede,
.section--teal .lede,
.section--indigo .lede,
.section--wine .lede{color:rgba(245,247,244,.86);opacity:1}
.section--deep .eyebrow,
.section--teal .eyebrow,
.section--indigo .eyebrow,
.section--wine .eyebrow{color:rgba(245,247,244,.66)}

/* ---------- 8. 网格 ---------- */
.grid{display:grid;gap:clamp(18px,2.4vw,32px)}
.grid--auto{grid-template-columns:repeat(auto-fit,minmax(248px,1fr))}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}

/* ---------- 9. 卡片 ---------- */
.card{
  position:relative;
  padding:clamp(20px,2.6vw,32px);
  padding-left:clamp(24px,3vw,38px);
  background:var(--c-white);
  border:1px solid var(--c-mist);
  border-radius:var(--radius-lg);
  transition:
    transform var(--t-mid) var(--ease),
    box-shadow var(--t-mid) var(--ease),
    border-color var(--t-mid) var(--ease);
}
.card::before{
  content:"";
  position:absolute;
  left:9px;top:30px;bottom:30px;
  width:4px;
  border-radius:4px;
  background:var(--c-mist);
  transition:background-color var(--t-mid) var(--ease);
}
.card:hover{
  transform:translateY(-2px);
  border-color:var(--c-slate);
  box-shadow:var(--shadow-1);
}
.card:hover::before{background:var(--c-orange)}
.card--green::before{background:var(--c-green)}
.card--wine::before{background:var(--c-wine)}
.card--orange::before{background:var(--c-orange)}
.card--indigo::before{background:var(--c-indigo)}
.card--deep{
  background:var(--c-deep);
  border-color:rgba(245,247,244,.14);
  color:var(--c-white);
}
.card--deep::before{background:var(--c-green)}

/* ---------- 10. 关键数字 ---------- */
.stat{display:flex;flex-direction:column;gap:4px}
.stat__num{
  font-family:var(--font-num);
  font-weight:700;
  font-size:clamp(2.4rem,6.4vw,4.4rem);
  line-height:.95;
  letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;
  color:var(--c-deep);
}
.stat__unit{
  margin-left:.28em;
  font-family:var(--font-mono);
  font-size:.3em;
  letter-spacing:.1em;
  color:var(--c-slate);
}
.stat__label{
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:.1em;
  color:var(--c-slate);
}
.stat__num--accent{color:var(--c-orange)}
.section--deep .stat__num,
.section--teal .stat__num,
.section--indigo .stat__num,
.section--wine .stat__num,
.card--deep .stat__num{color:var(--c-white)}
.section--deep .stat__label,
.section--teal .stat__label,
.section--indigo .stat__label,
.section--wine .stat__label,
.card--deep .stat__label{color:rgba(245,247,244,.66)}

/* ---------- 11. 标签胶囊 ---------- */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border-radius:var(--pill);
  background:var(--c-mist);
  color:var(--c-ink);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.08em;
  line-height:1.5;
}
.tag--green{background:rgba(31,122,76,.15);color:#155C37}
.tag--wine{background:rgba(122,31,61,.13);color:var(--c-wine)}
.tag--orange{background:rgba(255,106,19,.18);color:#B34500}
.tag--ghost{background:transparent;border:1px solid currentColor}

/* ---------- 12. 面包屑 ---------- */
.breadcrumb{
  margin-bottom:20px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:0}
.breadcrumb li{display:flex;align-items:center;color:var(--c-slate)}
.breadcrumb li + li::before{content:"／";margin:0 9px;color:var(--c-mist)}
.breadcrumb a{color:var(--c-slate);border-bottom:1px solid transparent;transition:color var(--t-fast) var(--ease),border-color var(--t-fast) var(--ease)}
.breadcrumb a:hover{color:var(--c-green);border-bottom-color:var(--c-green)}
.breadcrumb [aria-current="page"]{color:var(--c-ink)}

/* ---------- 13. 图片占位容器 ---------- */
.media-frame{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-lg);
  background:linear-gradient(135deg,var(--c-deep) 0%,var(--c-teal) 100%);
  aspect-ratio:16/9;
  isolation:isolate;
}
.media-frame > img,
.media-frame > svg,
.media-frame > picture,
.media-frame > picture > img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}
.media-frame--wide{aspect-ratio:21/9}
.media-frame--tall{aspect-ratio:3/4}
.media-frame--square{aspect-ratio:1/1}

/* ---------- 14. 数据表格 ---------- */
.data-table{
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.02em;
  border-radius:var(--radius-md);
  overflow:hidden;
}
.data-table caption{
  padding:0 0 12px;
  text-align:left;
  font-family:var(--font-body);
  font-size:14px;
  color:var(--c-slate);
  letter-spacing:.04em;
}
.data-table th{
  padding:11px 14px;
  text-align:left;
  font-weight:500;
  font-size:11.5px;
  letter-spacing:.14em;
  color:var(--c-slate);
  border-bottom:1px solid var(--c-slate);
  white-space:nowrap;
}
.data-table td{
  padding:12px 14px;
  border-bottom:1px solid var(--c-mist);
  color:var(--c-ink);
  font-variant-numeric:tabular-nums;
}
.data-table tbody tr:nth-child(even){background:rgba(220,232,223,.35)}
.data-table tbody tr:hover{background:rgba(31,122,76,.12)}
.data-table .num{text-align:right;white-space:nowrap}
.data-table .pos{color:var(--c-green);font-weight:700}
.data-table .neg{color:var(--c-wine);font-weight:700}

/* ---------- 15. 纵向时间轴 ---------- */
.timeline{
  position:relative;
  padding-left:24px;
}
.timeline::before{
  content:"";
  position:absolute;
  left:5px;top:8px;bottom:8px;
  width:2px;
  border-radius:2px;
  background:var(--c-mist);
}
.timeline__item{position:relative;padding-bottom:30px}
.timeline__item:last-child{padding-bottom:0}
.timeline__item::before{
  content:"";
  position:absolute;
  left:-23px;top:7px;
  width:11px;height:11px;
  border-radius:50%;
  background:var(--c-white);
  border:2px solid var(--c-green);
}

/* ---------- 16. 轮次折叠 ---------- */
.round{
  border:1px solid var(--c-mist);
  border-radius:var(--radius-md);
  background:var(--c-white);
  overflow:hidden;
  transition:border-color var(--t-fast) var(--ease);
}
.round + .round{margin-top:10px}
.round[open]{border-color:var(--c-green)}
.round__head{
  display:flex;
  align-items:center;
  gap:14px;
  padding:14px 20px;
  font-family:var(--font-mono);
  font-size:13.5px;
  letter-spacing:.06em;
  color:var(--c-deep);
  list-style:none;
  transition:background-color var(--t-fast) var(--ease);
}
.round__head::after{
  content:"+";
  margin-left:auto;
  font-size:16px;
  color:var(--c-slate);
  transition:transform var(--t-fast) var(--ease),color var(--t-fast) var(--ease);
}
.round__head:hover{background:rgba(220,232,223,.5)}
.round[open] .round__head::after{content:"−";color:var(--c-orange)}
.round__body{padding:4px 20px 20px;border-top:1px solid var(--c-mist)}

/* ---------- 17. 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(64px,9vw,140px);
  padding:clamp(48px,6vw,88px) 0 26px;
  background:var(--c-teal);
  color:var(--c-white);
  border-radius:36px 36px 0 0;
}
.footer-shell{
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding-inline:var(--gutter);
}
.footer-grid{
  display:grid;
  grid-template-columns:minmax(240px,1.6fr) repeat(3,minmax(120px,1fr));
  gap:clamp(26px,3.4vw,54px);
  padding-bottom:clamp(28px,4vw,48px);
}
.footer-brand__link{
  display:flex;
  align-items:center;
  gap:11px;
  color:var(--c-white);
}
.footer-brand__mark{
  display:grid;
  place-items:center;
  width:36px;height:36px;
  border-radius:13px;
  background:var(--c-orange);
  color:#fff;
  font-size:17px;
  font-weight:800;
  line-height:1;
  flex:none;
}
.footer-brand__name{
  font-size:17px;
  font-weight:800;
  letter-spacing:.02em;
}
.footer-brand__tag{
  margin-top:12px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.14em;
  color:rgba(245,247,244,.7);
}
.footer-brand__note{
  margin-top:14px;
  max-width:34em;
  font-size:14px;
  line-height:1.85;
  color:rgba(245,247,244,.72);
}
.footer-col__title{
  margin-bottom:14px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.2em;
  color:rgba(245,247,244,.55);
}
.footer-list li + li{margin-top:2px}
.footer-list a{
  display:inline-block;
  padding:5px 0;
  font-size:14.5px;
  color:rgba(245,247,244,.86);
  border-bottom:1px solid transparent;
  transition:color var(--t-fast) var(--ease),border-color var(--t-fast) var(--ease);
}
.footer-list a:hover{
  color:#fff;
  border-bottom-color:var(--c-green);
}
.footer-contact{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:16px 30px;
  padding:clamp(18px,2.6vw,26px);
  border:1px solid rgba(245,247,244,.16);
  border-radius:var(--radius-lg);
  background:rgba(11,34,57,.34);
}
.footer-contact__item{
  display:flex;
  flex-direction:column;
  gap:5px;
  color:inherit;
}
.footer-contact__key{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  color:rgba(245,247,244,.5);
}
.footer-contact__val{
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.02em;
  color:var(--c-white);
  word-break:break-all;
  transition:color var(--t-fast) var(--ease);
}
a.footer-contact__item:hover .footer-contact__val{color:var(--c-orange)}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px 26px;
  margin-top:clamp(24px,3.4vw,40px);
  padding-top:20px;
  border-top:1px solid rgba(245,247,244,.14);
  font-size:13px;
  color:rgba(245,247,244,.62);
}
.footer-legal{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
}
.footer-legal a{
  color:rgba(245,247,244,.78);
  transition:color var(--t-fast) var(--ease);
}
.footer-legal a:hover{
  color:var(--c-orange);
  text-decoration:underline;
  text-underline-offset:4px;
}
.footer-icp{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:rgba(245,247,244,.5);
}

/* ---------- 18. 返回顶部指针 ---------- */
.back-top{
  position:fixed;
  right:clamp(16px,3vw,34px);
  bottom:clamp(16px,3vw,34px);
  z-index:150;
  display:grid;
  place-items:center;
  width:52px;height:64px;
  padding:0;
  border:1px solid rgba(245,247,244,.26);
  border-radius:22px;
  background:var(--c-deep);
  color:var(--c-white);
  cursor:pointer;
  opacity:0;
  visibility:hidden;
  transform:translateY(10px);
  box-shadow:var(--shadow-2);
  transition:
    opacity var(--t-mid) var(--ease),
    transform var(--t-mid) var(--ease),
    background-color var(--t-fast) var(--ease),
    visibility var(--t-mid) linear;
}
.back-top::before{
  content:"";
  width:10px;height:10px;
  border-left:2px solid currentColor;
  border-top:2px solid currentColor;
  transform:rotate(45deg) translate(1px,1px);
}
.back-top[data-visible]{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}
.back-top:hover{background:var(--c-orange);border-color:transparent}

/* ---------- 19. 平板 ---------- */
@media (max-width:1100px){
  .footer-grid{grid-template-columns:minmax(220px,1.4fr) repeat(3,minmax(110px,1fr))}
  .chip-mail{display:none}
}

/* ---------- 20. 移动端导航 ---------- */
@media (max-width:980px){
  .nav-toggle{display:grid}
  .header-actions{margin-left:auto}
  .nav-pill{
    position:absolute;
    top:calc(100% + 12px);
    left:var(--gutter);
    right:var(--gutter);
    margin-inline:0;
    display:block;
    padding:10px;
    border-radius:26px;
    background:var(--c-deep);
    border-color:rgba(245,247,244,.2);
    box-shadow:var(--shadow-2);
    opacity:0;
    visibility:hidden;
    transform:translateY(-8px);
    transition:
      opacity var(--t-mid) var(--ease),
      transform var(--t-mid) var(--ease),
      visibility var(--t-mid) linear;
  }
  .nav-pill[data-open]{
    opacity:1;
    visibility:visible;
    transform:translateY(0);
  }
  .nav-pill__list{flex-direction:column;gap:4px}
  .nav-pill__link{
    padding:13px 16px;
    border-radius:16px;
    font-size:16px;
  }
  .site-header[data-scrolled] .nav-pill__link{
    padding:13px 16px;
    font-size:16px;
  }
  .grid--2,.grid--3{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-brand{grid-column:1 / -1}
}

/* ---------- 21. 手机 ---------- */
@media (max-width:620px){
  :root{--radius-lg:22px;--radius-md:15px}
  .site-header{padding:10px 0 11px}
  .brand-chip{padding:6px;gap:0}
  .brand-chip__mark{width:34px;height:34px;border-radius:12px;font-size:16px}
  .brand-chip__text{display:none}
  .brand-chip__name{font-size:14px}
  .btn--primary{padding:9px 15px;font-size:13px}
  .nav-toggle{width:40px;height:40px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .footer-legal{gap:8px}
  .site-footer{border-radius:26px 26px 0 0}
  .data-table{font-size:12px}
  .data-table th,.data-table td{padding:9px 10px}
}

/* ---------- 22. 减少动态 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
    transition-delay:0ms !important;
  }
  .scroll-meter__bar{transition:none}
}