/* ==========================================================
   BSPORTS赛事 · /assets/site.css
   共享外壳：指挥中心侧轨 + 扫描线画布 + 编辑部纸页组件
   ========================================================== */

/* ---------- 1. reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body,h1,h2,h3,h4,h5,h6,p,ul,ol,li,figure,blockquote,pre{margin:0;padding:0}
ul,ol{list-style:none}
img,svg,video{display:block;max-width:100%}
button{font:inherit;color:inherit}
a{color:inherit}
table{border-collapse:collapse;width:100%}

/* ---------- 2. 变量 ---------- */
:root{
  --ink:#061A2B;
  --ink-2:#0C2C45;
  --ink-3:#04121F;
  --cyan:#35E0E8;
  --lime:#C8FF3D;
  --coral:#FF6B4A;
  --paper:#F5E9D7;
  --paper-ink:#231A16;
  --mist:#A8B6C2;
  --ice:#F7FBFF;
  --teal:#0F5C63;
  --danger:#FF4D5E;
  --rail-w:236px;
  --maxw:1240px;
  --line:rgba(53,224,232,.22);
  --line-soft:rgba(168,182,194,.20);
  --font-display:"Helvetica Neue","Arial Narrow",Arial,"PingFang SC","Microsoft YaHei",sans-serif;
  --font-editorial:Georgia,"Songti SC","Noto Serif SC","Times New Roman",serif;
  --font-body:-apple-system,system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
  --ease:cubic-bezier(.2,.7,.2,1);
  --shadow-panel:0 26px 60px rgba(0,0,0,.42);
}

/* ---------- 3. 基础排版 ---------- */
body{
  min-height:100vh;
  padding-left:var(--rail-w);
  background-color:var(--ink);
  background-image:
    repeating-linear-gradient(180deg,rgba(53,224,232,.05) 0,rgba(53,224,232,.05) 1px,transparent 1px,transparent 5px),
    radial-gradient(120% 80% at 12% -10%,#0C2C45 0%,#061A2B 52%,#04121F 100%);
  background-attachment:fixed,fixed;
  color:var(--ice);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--font-display);line-height:1.25;font-weight:800;letter-spacing:-.012em}
p{overflow-wrap:break-word}
strong{font-weight:700}
::selection{background:var(--lime);color:#101F06}

/* ---------- 4. 焦点与跳转 ---------- */
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:2px}
.skip-link{
  position:fixed;top:10px;left:10px;z-index:300;
  padding:10px 16px;
  background:var(--lime);color:#101F06;
  font-family:var(--font-mono);font-size:13px;letter-spacing:.06em;
  text-decoration:none;border-radius:2px;
  transform:translateY(-180%);
  transition:transform .22s var(--ease);
}
.skip-link:focus{transform:translateY(0)}

/* ---------- 5. 头部：侧边品牌轨道 ---------- */
.site-header{
  position:fixed;inset:0 auto 0 0;z-index:100;
  width:var(--rail-w);
  display:flex;flex-direction:column;
  padding:26px 18px 22px;
  background:linear-gradient(180deg,rgba(12,44,69,.97) 0%,rgba(6,26,43,.99) 62%,rgba(4,18,31,1) 100%);
  border-right:1px solid var(--line);
  overflow-y:auto;
  scrollbar-width:thin;
}
.site-header::after{
  content:"";position:absolute;top:0;right:-1px;width:1px;height:100%;
  background:repeating-linear-gradient(180deg,var(--cyan) 0 6px,transparent 6px 20px);
  opacity:.35;pointer-events:none;
}
.rail-top{display:flex;flex-direction:column;gap:0;min-width:0}
.brand{
  display:flex;align-items:center;gap:12px;
  text-decoration:none;color:var(--ice);
}
.brand-mark{
  flex:0 0 auto;
  display:grid;place-items:center;
  width:46px;height:46px;
  font-family:var(--font-mono);font-size:14px;font-weight:700;letter-spacing:.06em;
  color:var(--cyan);
  background:rgba(53,224,232,.10);
  border:1px solid rgba(53,224,232,.55);
  clip-path:polygon(0 0,100% 0,100% 72%,86% 100%,0 100%);
  transition:background .24s var(--ease),color .24s var(--ease);
}
.brand:hover .brand-mark{background:rgba(200,255,61,.18);color:var(--lime);border-color:var(--lime)}
.brand-text{display:flex;flex-direction:column;gap:3px;min-width:0}
.brand-name{
  display:block;
  font-family:var(--font-display);font-weight:800;font-size:16px;letter-spacing:.01em;
  transform:skewX(-4deg);transform-origin:left bottom;
  white-space:nowrap;
}
.edition-label{
  display:block;
  font-family:var(--font-mono);font-size:9.5px;letter-spacing:.17em;text-transform:uppercase;
  color:var(--cyan);
}
.rail-tagline{
  margin-top:16px;padding-left:10px;
  border-left:1px solid rgba(200,255,61,.55);
  font-size:11.5px;line-height:1.65;letter-spacing:.03em;
  color:var(--mist);
}
.nav-toggle{
  display:none;
  align-items:center;gap:9px;
  padding:9px 13px;
  background:rgba(53,224,232,.10);
  border:1px solid rgba(53,224,232,.38);
  border-radius:2px;
  color:var(--ice);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  cursor:pointer;
  transition:background .2s var(--ease),border-color .2s var(--ease);
}
.nav-toggle:hover{background:rgba(53,224,232,.20);border-color:var(--cyan)}
.nav-toggle-icon{
  position:relative;display:block;width:16px;height:10px;
  background:linear-gradient(var(--cyan),var(--cyan)) center/16px 1.5px no-repeat;
  transition:background .2s var(--ease);
}
.nav-toggle-icon::before,.nav-toggle-icon::after{
  content:"";position:absolute;left:0;width:16px;height:1.5px;
  background:var(--cyan);
  transition:transform .26s var(--ease);
}
.nav-toggle-icon::before{top:0}
.nav-toggle-icon::after{bottom:0}
.site-header[data-open] .nav-toggle-icon{background-image:none}
.site-header[data-open] .nav-toggle-icon::before{transform:translateY(4.5px) rotate(45deg)}
.site-header[data-open] .nav-toggle-icon::after{transform:translateY(-4.5px) rotate(-45deg)}

.primary-nav{
  display:flex;flex-direction:column;
  flex:1 1 auto;min-height:0;
  margin-top:30px;
  padding-top:16px;
  border-top:1px dashed var(--line-soft);
}
.nav-heading{
  font-family:var(--font-mono);font-size:9.5px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--mist);opacity:.8;margin-bottom:10px;
}
.nav-list{display:flex;flex-direction:column;gap:2px;counter-reset:navidx}
.nav-item{min-width:0}
.nav-link{
  position:relative;
  display:flex;align-items:center;
  padding:9px 12px 9px 30px;
  min-height:38px;
  color:#C4D6E2;text-decoration:none;
  font-size:14.5px;letter-spacing:.02em;
  border-radius:2px;
  transition:background .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-link::before{
  counter-increment:navidx;
  content:counter(navidx,decimal-leading-zero);
  position:absolute;left:8px;
  font-family:var(--font-mono);font-size:9.5px;letter-spacing:.04em;
  color:rgba(168,182,194,.62);
  transition:color .2s var(--ease);
}
.nav-link:hover,.nav-link:focus-visible{
  background:rgba(53,224,232,.12);
  color:var(--ice);
  box-shadow:inset 2px 0 0 var(--cyan);
}
.nav-link:hover::before{color:var(--cyan)}
.nav-link[aria-current="page"]{
  background:linear-gradient(90deg,rgba(53,224,232,.22),rgba(53,224,232,0));
  color:var(--ice);font-weight:700;
  box-shadow:inset 2px 0 0 var(--cyan);
}
.nav-link[aria-current="page"]::before{color:var(--lime)}
.nav-link[aria-current="page"]::after{
  content:"";position:absolute;right:10px;top:50%;margin-top:-3px;
  width:6px;height:6px;border-radius:50%;
  background:var(--lime);
  box-shadow:0 0 10px rgba(200,255,61,.9);
}
.rail-foot{
  margin-top:auto;padding-top:18px;
  display:grid;gap:12px;
  border-top:1px dashed var(--line-soft);
}
.utility-note{
  font-family:var(--font-mono);font-size:9.5px;letter-spacing:.09em;line-height:1.7;
  color:var(--mist);
}
.rail-cta{
  width:100%;
  clip-path:polygon(0 0,100% 0,100% 74%,90% 100%,0 100%);
}

/* ---------- 6. 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 18px;
  font-family:var(--font-display);font-size:13.5px;font-weight:700;letter-spacing:.05em;
  text-decoration:none;
  border:1px solid transparent;border-radius:2px;
  cursor:pointer;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn-coral{background:var(--coral);color:#1C0C06;box-shadow:0 10px 26px rgba(255,107,74,.26)}
.btn-coral:hover{background:#FF8467;box-shadow:0 14px 32px rgba(255,107,74,.34)}
.btn-ghost{background:rgba(53,224,232,.07);border-color:rgba(53,224,232,.42);color:var(--cyan)}
.btn-ghost:hover{background:rgba(53,224,232,.16);border-color:var(--cyan);color:var(--ice)}
.btn-lime{background:var(--lime);color:#12200A;box-shadow:0 10px 26px rgba(200,255,61,.22)}
.btn-lime:hover{background:#D8FF6B}
.btn-sm{padding:9px 14px;font-size:12px;letter-spacing:.06em}

/* ---------- 7. 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:72px;
  background:linear-gradient(180deg,rgba(4,18,31,.92),#061A2B 55%,#03101C 100%);
  border-top:1px solid var(--line);
}
.site-footer::before{
  content:"";display:block;height:5px;
  background:repeating-linear-gradient(90deg,var(--cyan) 0 1px,transparent 1px 15px);
  opacity:.42;
}
.footer-frame{
  width:100%;max-width:var(--maxw);margin:0 auto;
  padding:54px 22px 26px;
}
.footer-top{display:grid;grid-template-columns:1fr;gap:34px}
.footer-brand{display:grid;gap:10px;max-width:36ch}
.footer-mark{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--cyan);
}
.footer-brand-name{
  font-family:var(--font-display);font-weight:800;font-size:20px;letter-spacing:-.01em;
  color:var(--ice);
}
.footer-summary{font-size:14px;line-height:1.8;color:#BDCEDA}
.footer-trust{
  padding-left:11px;border-left:2px solid var(--coral);
  font-size:12.5px;line-height:1.7;color:var(--mist);
}
.footer-col{display:grid;gap:10px;align-content:start}
.footer-col-title{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--mist);
  padding-bottom:8px;border-bottom:1px dashed var(--line-soft);
}
.footer-links{display:grid;gap:2px}
.footer-link{
  display:inline-block;padding:5px 0;
  font-size:14px;color:#C4D6E2;text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .2s var(--ease),border-color .2s var(--ease),padding-left .2s var(--ease);
}
.footer-link:hover,.footer-link:focus-visible{
  color:var(--cyan);border-bottom-color:rgba(53,224,232,.45);padding-left:4px;
}
.footer-contact{gap:8px}
.contact-line{
  display:grid;grid-template-columns:40px 1fr;gap:8px;align-items:start;
  font-size:13.5px;line-height:1.7;color:#C4D6E2;
}
.contact-label{
  font-family:var(--font-mono);font-size:9.5px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--cyan);padding-top:3px;
}
.contact-value{overflow-wrap:anywhere}
.footer-note{
  margin-top:6px;padding-left:11px;border-left:1px solid rgba(200,255,61,.45);
  font-size:12px;line-height:1.75;color:var(--mist);
}
.footer-contact .btn{margin-top:6px;justify-self:start}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;align-items:center;
  margin-top:40px;padding-top:18px;
  border-top:1px solid var(--line-soft);
  font-size:12px;color:var(--mist);
}
.footer-legal{font-family:var(--font-mono);letter-spacing:.02em}
.footer-icp{color:#C4D6E2}
.footer-meta{font-family:var(--font-mono);letter-spacing:.04em;opacity:.8}

/* ---------- 8. 布局容器与网格 ---------- */
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 22px}
.grid{display:grid;gap:22px}
.grid-2{display:grid;gap:22px;grid-template-columns:1fr}
.grid-split{display:grid;gap:26px;grid-template-columns:1fr}

/* ---------- 9. 文牵头与标题 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--cyan);
}
.eyebrow::before{content:"";width:24px;height:1px;background:var(--cyan)}
.section-title{
  font-family:var(--font-display);font-weight:800;
  font-size:clamp(26px,3.4vw,38px);line-height:1.2;letter-spacing:-.015em;
  color:var(--ice);
}
.display-slant{transform:skewX(-4deg);transform-origin:left bottom}
.lede{
  max-width:62ch;
  font-size:clamp(16px,1.35vw,18px);line-height:1.85;
  color:#C9D8E3;
}

/* ---------- 10. 面板 ---------- */
.frame-panel{
  position:relative;
  padding:26px;
  background:linear-gradient(158deg,rgba(12,44,69,.88),rgba(6,26,43,.72));
  border:1px solid var(--line);
  border-radius:2px;
}
.frame-panel::before{
  content:"";position:absolute;inset:6px;
  border:1px solid rgba(53,224,232,.13);
  pointer-events:none;
}
.frame-panel::after{
  content:"";position:absolute;top:-1px;left:-1px;
  width:42px;height:3px;background:var(--lime);
}
.paper-panel{
  position:relative;
  padding:30px 26px 34px;
  background:var(--paper);
  color:var(--paper-ink);
  border-radius:2px;
  box-shadow:var(--shadow-panel);
}
.paper-panel::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:4px;
  background:repeating-linear-gradient(90deg,var(--paper-ink) 0 8px,transparent 8px 17px);
  opacity:.22;
}
.paper-panel h2,.paper-panel h3{font-family:var(--font-editorial);color:var(--paper-ink);line-height:1.35}
.paper-panel a{color:#8A2B12;text-decoration:underline;text-underline-offset:3px}
.paper-panel .eyebrow{color:#8A2B12}
.paper-panel .eyebrow::before{background:#8A2B12}

/* ---------- 11. 数据组件 ---------- */
.data-bar{display:grid;gap:8px}
.data-row{
  display:grid;grid-template-columns:34px 1fr auto;align-items:center;gap:12px;
  padding:11px 14px;
  background:rgba(12,44,69,.62);
  border-left:2px solid var(--teal);
  border-radius:2px;
  font-size:14px;
  transition:background .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.data-row:hover{background:rgba(53,224,232,.12);border-left-color:var(--cyan);transform:translateX(2px)}
.data-row.is-live{border-left-color:var(--lime);box-shadow:inset 0 0 0 1px rgba(200,255,61,.16)}
.data-rank{font-family:var(--font-mono);font-size:12.5px;color:var(--lime);letter-spacing:.04em}
.data-name{color:#D7E5EE;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.data-value{font-family:var(--font-mono);font-size:13.5px;color:var(--cyan);letter-spacing:.04em}
.stat{
  display:grid;gap:4px;
  padding:15px 16px;
  background:rgba(12,44,69,.55);
  border-top:2px solid var(--cyan);
  border-radius:2px;
}
.stat-value{
  font-family:var(--font-mono);font-weight:700;
  font-size:clamp(22px,2.8vw,30px);line-height:1.1;color:var(--ice);
}
.stat-label{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:var(--mist)}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--cyan);
  background:rgba(53,224,232,.09);
  border:1px solid rgba(53,224,232,.42);
  border-radius:2px;
}
.tag-lime{color:#12200A;background:var(--lime);border-color:var(--lime)}
.tag-coral{color:#1C0C06;background:var(--coral);border-color:var(--coral)}
.pulse{
  display:inline-block;width:8px;height:8px;border-radius:50%;
  background:var(--lime);
  box-shadow:0 0 0 0 rgba(200,255,61,.55);
  animation:pulse-ring 2.4s var(--ease) infinite;
}
@keyframes pulse-ring{
  0%{box-shadow:0 0 0 0 rgba(200,255,61,.55)}
  70%{box-shadow:0 0 0 10px rgba(200,255,61,0)}
  100%{box-shadow:0 0 0 0 rgba(200,255,61,0)}
}

/* ---------- 12. 面包屑 ---------- */
.breadcrumb{margin-bottom:20px}
.breadcrumb-list{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.09em;
  color:var(--mist);
}
.breadcrumb-item{display:inline-flex;align-items:center;gap:8px}
.breadcrumb-item + .breadcrumb-item::before{content:"/";color:rgba(168,182,194,.5)}
.breadcrumb-link{color:#BFD2DF;text-decoration:none;transition:color .2s var(--ease)}
.breadcrumb-link:hover,.breadcrumb-link:focus-visible{color:var(--cyan)}
.breadcrumb-current{color:var(--lime)}

/* ---------- 13. 长文排版 ---------- */
.prose{max-width:68ch;font-size:17px;line-height:1.85;color:#DCE7EF}
.prose > * + *{margin-top:1.05em}
.prose h2{
  font-family:var(--font-editorial);font-weight:700;
  font-size:clamp(23px,2.8vw,31px);line-height:1.35;color:var(--ice);
  margin-top:1.8em;
}
.prose h3{
  font-family:var(--font-editorial);font-weight:700;
  font-size:20px;line-height:1.45;color:var(--ice);
  margin-top:1.5em;
}
.prose p{color:#DCE7EF}
.prose a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px}
.prose strong{color:var(--lime);font-weight:700}
.prose ul,.prose ol{padding-left:1.3em}
.prose ul{list-style:square}
.prose ol{list-style:decimal}
.prose li + li{margin-top:.42em}
.prose blockquote{
  padding:14px 0 14px 18px;
  border-left:3px solid var(--coral);
  font-family:var(--font-editorial);font-size:18px;color:#EADFD2;
}
.prose code{
  font-family:var(--font-mono);font-size:.92em;
  padding:1px 6px;border-radius:2px;
  background:rgba(53,224,232,.12);color:var(--cyan);
}
.paper-panel .prose{color:#3A2C24}
.paper-panel .prose h2,.paper-panel .prose h3,.paper-panel .prose p{color:var(--paper-ink)}
.paper-panel .prose strong{color:#8A2B12}

/* ---------- 14. 图片容器 ---------- */
.media-frame{
  position:relative;overflow:hidden;
  aspect-ratio:16 / 10;
  background:linear-gradient(135deg,#0C2C45 0%,#061A2B 72%);
  border:1px solid var(--line);
  border-radius:2px;
}
.media-frame img{width:100%;height:100%;object-fit:cover}
.media-frame::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(0deg,rgba(53,224,232,.07) 0 1px,transparent 1px 5px);
}
.media-frame:empty::before{
  content:"图 / 战术板数据占位";
  position:absolute;inset:0;
  display:grid;place-items:center;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  color:rgba(168,182,194,.7);
}
.media-frame--wide{aspect-ratio:21 / 9}
.media-caption{
  margin-top:9px;
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.05em;line-height:1.7;
  color:var(--mist);
}

/* ---------- 15. 动效协议 ---------- */
.reveal{
  opacity:0;transform:translateY(16px);
  transition:opacity .6s var(--ease),transform .6s var(--ease);
  transition-delay:var(--delay,0ms);
  will-change:opacity,transform;
}
.reveal.is-in{opacity:1;transform:none}
.scroll-progress{
  position:fixed;top:0;left:0;z-index:150;
  width:100%;height:3px;
  transform:scaleX(0);transform-origin:0 50%;
  background:linear-gradient(90deg,var(--cyan),var(--lime));
  box-shadow:0 0 12px rgba(53,224,232,.55);
  pointer-events:none;
  transition:transform .12s linear;
}

/* ---------- 16. 响应式 ---------- */
@media (min-width:640px){
  .footer-top{grid-template-columns:repeat(2,1fr)}
  .grid-2{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:960px){
  .grid-split{grid-template-columns:1.4fr 1fr;align-items:start}
}
@media (min-width:1024px){
  .footer-top{grid-template-columns:1.5fr .85fr .85fr 1.15fr;gap:38px}
  .footer-frame{padding:60px 32px 28px}
  .container{padding:0 34px}
  .scroll-progress{left:var(--rail-w);width:calc(100% - var(--rail-w))}
}
@media (max-width:1023px){
  body{padding-left:0}
  .site-header{
    position:sticky;top:0;left:auto;right:auto;bottom:auto;
    width:100%;height:auto;
    display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;
    padding:12px 18px;
    border-right:0;
    border-bottom:1px solid var(--line);
    background:linear-gradient(180deg,rgba(6,26,43,.98),rgba(6,26,43,.9));
    -webkit-backdrop-filter:blur(14px);
    backdrop-filter:blur(14px);
    overflow:visible;
  }
  .site-header::after{display:none}
  .rail-top{flex:1 1 140px;flex-direction:column;gap:0}
  .brand-mark{width:38px;height:38px;font-size:12px}
  .brand-name{font-size:15px}
  .rail-tagline{
    margin-top:6px;padding-left:0;border-left:0;
    font-size:10.5px;letter-spacing:.04em;color:var(--mist);
  }
  .nav-toggle{display:inline-flex;flex:0 0 auto}
  .primary-nav{
    display:none;
    flex:1 1 100%;
    flex-direction:column;
    margin-top:4px;padding-top:14px;
    border-top:1px dashed var(--line-soft);
    max-height:min(66vh,520px);
    overflow-y:auto;
  }
  .site-header[data-open] .primary-nav{display:flex}
  .nav-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px}
  .nav-link{padding:11px 10px 11px 30px;font-size:14px;min-height:42px}
  .nav-link[aria-current="page"]::after{right:8px}
  .rail-foot{margin-top:16px;padding-top:14px;gap:10px}
  .rail-cta{clip-path:none}
  .site-footer{margin-top:56px}
  .frame-panel{padding:20px}
  .paper-panel{padding:24px 20px 28px}
  .contact-line{grid-template-columns:44px 1fr}
}
@media (max-width:430px){
  .nav-list{grid-template-columns:1fr}
  .footer-frame{padding:42px 16px 22px}
  .container{padding:0 16px}
  body{font-size:16px}
}

/* ---------- 17. 减弱动效 ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .reveal{opacity:1;transform:none}
  .scroll-progress{transition:none}
  .btn:hover,.data-row:hover{transform:none}
  .nav-link:hover,.footer-link:hover{padding-left:0}
}