/* =========================================================
   利升体育 · 全站共享样式 /assets/site.css
   夜间球场看板：深墨绿长卷 + 荧光黄绿数据点 + 暖白呼吸段
   ========================================================= */

/* ---------- 1. 变量 ---------- */
:root{
  --ink-green:#0A1F16;
  --night-pitch:#0F2B1E;
  --turf:#1E6B43;
  --turf-deep:#14502F;
  --volt:#CDFF3D;
  --volt-soft:#E6FF9B;
  --warm-white:#F5F3EA;
  --charcoal:#14170F;
  --slate:#7F9488;
  --amber:#E7A83C;
  --glass:rgba(18,52,36,.55);
  --glass-line:rgba(205,255,61,.18);
  --rule:rgba(245,243,234,.12);

  --font-display:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-mono:"JetBrains Mono","SF Mono",ui-monospace,Menlo,Consolas,"Courier New",monospace;
  --font-editorial:"Source Han Serif SC","Noto Serif SC",Songti SC,SimSun,Georgia,serif;

  --fs-112:clamp(4rem,11vw,7rem);
  --fs-72:clamp(2.75rem,7vw,4.5rem);
  --fs-48:clamp(2rem,4.4vw,3rem);
  --fs-32:clamp(1.5rem,2.6vw,2rem);
  --fs-24:1.5rem;
  --fs-18:1.125rem;
  --fs-15:.9375rem;
  --fs-13:.8125rem;

  --gut:clamp(16px,4vw,44px);
  --maxw:1280px;
  --radius:6px;
  --shadow-card:0 22px 48px -30px rgba(0,0,0,.85);
}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  min-height:100%;
  background-color:var(--ink-green);
  background-image:
    radial-gradient(1100px 560px at 78% 0%, rgba(30,107,67,.42), transparent 62%),
    radial-gradient(760px 420px at 4% 4%, rgba(205,255,61,.06), transparent 64%);
  background-repeat:no-repeat;
  color:var(--warm-white);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img,svg,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
figure{margin:0}
hr{border:0;border-top:1px solid var(--rule);margin:0}
table{border-collapse:collapse}

h1,h2,h3,h4,h5{font-family:var(--font-display);font-weight:800;line-height:1.14;letter-spacing:-.012em;margin:0}
p{margin:0}
strong{font-weight:700;color:var(--warm-white)}
.section--light strong{color:var(--charcoal)}

:focus-visible{outline:3px solid var(--volt);outline-offset:3px;border-radius:2px}

/* ---------- 3. 中文排版与文字工具 ---------- */
.mono,.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}
.serif{font-family:var(--font-editorial)}

.display-1,.display-2,.display-3{font-family:var(--font-display);font-weight:900;letter-spacing:-.03em;line-height:.94}
.display-1{font-size:var(--fs-112)}
.display-2{font-size:var(--fs-72)}
.display-3{font-size:var(--fs-48)}
.heading-32{font-size:var(--fs-32)}
.heading-24{font-size:var(--fs-24)}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:var(--fs-13);
  letter-spacing:.2em;text-transform:uppercase;color:var(--volt);
}
.eyebrow::before{content:"";display:block;width:22px;height:2px;background:var(--volt)}

.lede{
  font-size:clamp(1.05rem,1.6vw,1.25rem);line-height:1.72;
  color:rgba(245,243,234,.86);max-width:34em;
}
.section--light .lede{color:rgba(20,23,15,.82)}

.figure-caption{
  font-family:var(--font-mono);font-size:12.5px;letter-spacing:.04em;
  color:var(--slate);margin-top:10px;
}

/* ---------- 4. 布局工具 ---------- */
.wrap{width:min(var(--maxw),100% - 2 * var(--gut));margin-inline:auto}
.wrap--narrow{width:min(880px,100% - 2 * var(--gut));margin-inline:auto}

.grid-12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(18px,2.4vw,32px)}
.col-3{grid-column:span 3}
.col-4{grid-column:span 4}
.col-6{grid-column:span 6}
.col-8{grid-column:span 8}
.col-9{grid-column:span 9}
.col-12{grid-column:span 12}

.stack{display:flex;flex-direction:column;gap:clamp(14px,2vw,24px)}
.cluster{display:flex;flex-wrap:wrap;align-items:center;gap:10px 12px}

.section{position:relative;padding-block:clamp(52px,7vw,104px)}
.section--pitch{background:var(--night-pitch)}
.section--light{background:var(--warm-white);color:var(--charcoal)}
.section--light h1,.section--light h2,.section--light h3,.section--light h4{color:var(--ink-green)}
.section--tight{padding-block:clamp(34px,4vw,60px)}

.section-flag{display:flex;align-items:center;gap:16px;margin-bottom:clamp(20px,3vw,36px)}
.section-flag__num{
  font-family:var(--font-editorial);font-size:clamp(30px,4vw,46px);line-height:1;
  color:var(--volt);letter-spacing:.02em;
}
.section-flag__rule{
  flex:1;height:4px;border-radius:2px;
  background:linear-gradient(90deg,var(--turf),rgba(30,107,67,0));
}

.rule-slash{
  height:clamp(26px,4.5vw,58px);
  background:linear-gradient(90deg,var(--turf),rgba(30,107,67,.15));
  clip-path:polygon(0 64%,100% 0,100% 36%,0 100%);
}

/* ---------- 5. 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  font-family:var(--font-body);font-size:var(--fs-15);font-weight:600;
  letter-spacing:.05em;line-height:1;
  padding:12px 20px;border-radius:4px;border:1px solid transparent;
  white-space:nowrap;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease;
}
.btn--volt{background:var(--volt);color:var(--charcoal);border-color:var(--volt)}
.btn--volt:hover{background:var(--volt-soft);border-color:var(--volt-soft)}
.btn--ghost{background:transparent;color:var(--warm-white);border-color:rgba(245,243,234,.38)}
.btn--ghost:hover{border-color:var(--volt);color:var(--volt)}
.btn--turf{background:var(--turf);color:var(--warm-white);border-color:var(--turf)}
.btn--turf:hover{background:var(--turf-deep)}
.btn--outline{background:transparent;color:var(--ink-green);border-color:rgba(20,23,15,.32)}
.btn--outline:hover{border-color:var(--turf);color:var(--turf-deep)}
.btn--sm{padding:9px 14px;font-size:var(--fs-13)}
.btn--block{width:100%}

/* ---------- 6. 标签 / 芯片 / 卡片 / 统计 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:3px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;
  background:rgba(205,255,61,.12);color:var(--volt-soft);
  border:1px solid rgba(205,255,61,.28);
}
.tag--amber{background:rgba(231,168,60,.14);color:var(--amber);border-color:rgba(231,168,60,.4)}
.tag--slate{background:rgba(127,148,136,.16);color:#B9CAC1;border-color:rgba(127,148,136,.35)}

.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:999px;
  border:1px solid rgba(245,243,234,.24);background:rgba(15,43,30,.5);
  color:rgba(245,243,234,.86);font-size:14px;letter-spacing:.03em;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease;
}
.chip:hover{border-color:var(--volt);color:var(--volt)}
.chip[aria-pressed="true"],.chip.is-active{
  background:var(--volt);color:var(--charcoal);border-color:var(--volt);
}
.section--light .chip{border-color:rgba(20,23,15,.24);background:rgba(20,23,15,.04);color:rgba(20,23,15,.82)}
.section--light .chip:hover{border-color:var(--turf);color:var(--turf-deep)}

.card{
  position:relative;
  background:var(--night-pitch);
  border:1px solid rgba(245,243,234,.1);
  border-radius:var(--radius);
  padding:clamp(20px,2.4vw,30px);
  box-shadow:var(--shadow-card);
}
.card--glass{
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-color:var(--glass-line);
}
.card--light{
  background:var(--warm-white);color:var(--charcoal);
  border-color:rgba(20,23,15,.12);box-shadow:0 18px 40px -32px rgba(20,23,15,.6);
}
.card--light h3,.card--light h2{color:var(--ink-green)}
.card--volt-edge{border-left:4px solid var(--volt)}

.stat{display:flex;flex-direction:column;gap:6px}
.stat__value{
  font-family:var(--font-mono);font-variant-numeric:tabular-nums;
  font-size:clamp(1.8rem,3.4vw,2.6rem);font-weight:700;line-height:1;color:var(--volt);
}
.section--light .stat__value{color:var(--turf-deep)}
.stat__label{font-family:var(--font-mono);font-size:var(--fs-13);letter-spacing:.1em;color:var(--slate)}

/* ---------- 7. 吸顶刊头 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:linear-gradient(180deg,rgba(10,31,22,.98),rgba(10,31,22,.9));
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(205,255,61,.14);
  transition:background-color .3s ease,box-shadow .3s ease;
}
.site-header[data-scrolled="true"]{
  background:var(--glass);
  box-shadow:0 26px 60px -40px rgba(0,0,0,.95);
}

.skip-link{
  position:absolute;left:var(--gut);top:-140px;z-index:200;
  background:var(--volt);color:var(--charcoal);
  padding:12px 20px;border-radius:4px;font-weight:700;
  transition:top .2s ease;
}
.skip-link:focus{top:10px}

.masthead__inner{
  width:min(var(--maxw),100% - 2 * var(--gut));
  margin-inline:auto;
  display:grid;
  grid-template-columns:minmax(0,auto) minmax(0,1fr) minmax(0,auto);
  align-items:center;
  gap:clamp(14px,2.6vw,36px);
  padding-block:clamp(14px,2vw,26px);
  transition:padding .28s ease;
}
.site-header[data-scrolled="true"] .masthead__inner{padding-block:9px}
.masthead__brand{justify-self:start}
.masthead__aside{justify-self:end;display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-end;gap:10px 12px}
.masthead__actions{display:flex;align-items:center;gap:10px}

.brandmark{display:inline-grid;gap:3px;line-height:1}
.brandmark__type{
  font-family:var(--font-display);font-weight:900;
  font-size:clamp(21px,2.2vw,28px);letter-spacing:.02em;color:var(--warm-white);
}
.brandmark__word{color:var(--volt)}
.brandmark__sub{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.3em;
  color:var(--slate);transition:opacity .2s ease;
}
.site-header[data-scrolled="true"] .brandmark__sub{opacity:0}

.masthead__line{
  text-align:center;font-size:15px;letter-spacing:.08em;
  color:rgba(245,243,234,.72);
  transition:opacity .24s ease,transform .24s ease;
}
.site-header[data-scrolled="true"] .masthead__line{opacity:0;transform:translateY(-8px)}

.round-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 12px;border-radius:999px;
  font-family:var(--font-mono);font-size:13px;letter-spacing:.04em;
  color:var(--volt);background:var(--glass);
  border:1px solid rgba(205,255,61,.42);
  white-space:nowrap;
}
.round-badge__dot{
  width:7px;height:7px;border-radius:50%;background:var(--volt);
  box-shadow:0 0 0 4px rgba(205,255,61,.18);
  animation:lisheng-pulse 2.4s ease-in-out infinite;
}
@keyframes lisheng-pulse{0%,100%{opacity:1}50%{opacity:.32}}

/* ---------- 8. 栏目带与导航 ---------- */
.nav-band{
  position:relative;
  border-top:1px solid rgba(245,243,234,.08);
  background:rgba(15,43,30,.55);
}
.nav-band__inner{
  width:min(var(--maxw),100% - 2 * var(--gut));
  margin-inline:auto;
  display:flex;align-items:center;justify-content:center;
  min-height:54px;
}
.site-nav{width:100%}
.site-nav__list{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:center;
  gap:clamp(8px,2.2vw,32px);
}
.site-nav__link{
  position:relative;display:inline-block;padding:9px 2px;
  font-size:15px;font-weight:500;letter-spacing:.06em;
  color:rgba(245,243,234,.78);
  transition:color .2s ease;
}
.site-nav__link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--volt);transform:scaleX(0);transform-origin:left center;
  transition:transform .22s ease;
}
.site-nav__link:hover{color:var(--warm-white)}
.site-nav__link:hover::after{transform:scaleX(1)}
.site-nav__link[aria-current="page"]{color:var(--volt);font-weight:700}
.site-nav__link[aria-current="page"]::after{transform:scaleX(1)}

.nav-toggle{
  display:none;align-items:center;gap:10px;
  padding:9px 14px;border-radius:4px;
  border:1px solid rgba(245,243,234,.28);
  background:rgba(10,31,22,.6);
  color:var(--warm-white);font-size:14px;letter-spacing:.08em;
  transition:border-color .2s ease,color .2s ease,background-color .2s ease;
}
.nav-toggle:hover{border-color:var(--volt);color:var(--volt)}
.nav-toggle[aria-expanded="true"]{
  border-color:var(--volt);color:var(--volt);background:rgba(205,255,61,.1);
}
.nav-toggle__bars{display:inline-flex;flex-direction:column;gap:4px;width:18px}
.nav-toggle__bars > span{
  display:block;height:2px;border-radius:1px;background:currentColor;
  transition:transform .2s ease,opacity .2s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars > span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars > span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars > span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.nav-toggle__label{font-family:var(--font-body)}

.scroll-progress{
  position:absolute;left:0;right:0;bottom:-1px;height:2px;
  background:rgba(205,255,61,.08);pointer-events:none;
}
.scroll-progress > span{
  display:block;height:100%;width:0;
  background:linear-gradient(90deg,var(--turf),var(--volt));
}

@keyframes lisheng-navdrop{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}

/* ---------- 9. 页脚 ---------- */
.site-footer{
  position:relative;
  background:var(--ink-green);
  color:var(--warm-white);
  border-top:1px solid var(--glass-line);
  padding-block:clamp(48px,6vw,86px) 0;
}
.site-footer::before{
  content:"";position:absolute;inset:0 0 auto 0;height:6px;
  background:linear-gradient(90deg,var(--turf) 0%,var(--volt) 26%,rgba(205,255,61,0) 78%);
  opacity:.9;
}
.site-footer__inner{width:min(var(--maxw),100% - 2 * var(--gut));margin-inline:auto}

.footer-top{
  display:grid;
  grid-template-columns:minmax(240px,1fr) minmax(0,1.7fr);
  gap:clamp(28px,5vw,72px);
}
.footer-brand{display:flex;flex-direction:column;gap:14px}
.brandmark--footer .brandmark__type{font-size:clamp(20px,2vw,26px)}
.footer-slogan{
  font-family:var(--font-editorial);
  font-size:clamp(17px,1.5vw,20px);line-height:1.65;
  color:var(--volt-soft);max-width:22em;
}
.footer-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(18px,3vw,40px)}
.footer-col{min-width:0}
.footer-col__title{
  font-family:var(--font-mono);font-size:12px;font-weight:500;
  letter-spacing:.22em;color:var(--slate);margin:0 0 14px;
}
.footer-col__list{display:flex;flex-direction:column}
.footer-col__link{
  display:inline-block;padding:7px 0;font-size:15px;
  color:rgba(245,243,234,.82);
  transition:color .2s ease,padding-left .2s ease;
}
.footer-col__link:hover{color:var(--volt);padding-left:6px}

.footer-contact{
  margin-top:clamp(32px,4vw,56px);padding-top:24px;
  border-top:1px dashed rgba(245,243,234,.16);
  display:flex;flex-direction:column;gap:6px;
}
.footer-contact__line{font-size:14.5px;color:rgba(245,243,234,.78);line-height:1.85}
.footer-contact__note{font-size:13px;color:var(--slate);line-height:1.8;max-width:48em}

.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  margin-top:24px;padding-block:22px 30px;
  border-top:1px solid rgba(245,243,234,.1);
  font-family:var(--font-mono);font-size:12.5px;letter-spacing:.06em;color:var(--slate);
}
.footer-record{color:rgba(245,243,234,.62)}
.footer-note{color:var(--slate)}

/* ---------- 10. 面包屑 / 正文 / 表格 ---------- */
.breadcrumb{
  font-family:var(--font-mono);font-size:13px;letter-spacing:.08em;
  color:var(--slate);padding-block:clamp(14px,2vw,22px) 0;
}
.breadcrumb__list{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.breadcrumb__list li{display:inline-flex;align-items:center;gap:8px}
.breadcrumb__list li + li::before{content:"/";color:rgba(127,148,136,.62)}
.breadcrumb__list a:hover{color:var(--volt)}
.section--light .breadcrumb a:hover{color:var(--turf-deep)}

.prose{max-width:34em;font-size:17.5px;line-height:1.78}
.prose > *:first-child{margin-top:0}
.prose > *:last-child{margin-bottom:0}
.prose p{margin:0 0 1.15em}
.prose h2{font-size:var(--fs-32);margin:1.8em 0 .6em}
.prose h3{font-size:var(--fs-24);margin:1.5em 0 .5em}
.prose ul{list-style:disc;padding-left:1.3em;margin:0 0 1.15em}
.prose ol{list-style:decimal;padding-left:1.3em;margin:0 0 1.15em}
.prose li + li{margin-top:.45em}
.prose a{color:var(--volt);border-bottom:1px solid rgba(205,255,61,.42)}
.prose a:hover{border-bottom-color:var(--volt)}
.prose blockquote{
  margin:1.6em 0;padding:4px 0 4px 20px;
  border-left:3px solid var(--turf);
  font-family:var(--font-editorial);color:var(--volt-soft);
}
.prose code{
  font-family:var(--font-mono);font-size:.92em;
  background:rgba(205,255,61,.12);color:var(--volt-soft);
  padding:2px 6px;border-radius:3px;
}
.section--light .prose a{color:var(--turf-deep);border-bottom-color:rgba(30,107,67,.4)}
.section--light .prose blockquote{color:var(--turf-deep)}
.section--light .prose code{background:rgba(30,107,67,.12);color:var(--turf-deep)}

.table-scroll{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
.data-table{width:100%;min-width:520px;font-family:var(--font-mono);font-size:13.5px}
.data-table caption{
  caption-side:top;text-align:left;font-family:var(--font-body);
  font-size:var(--fs-13);letter-spacing:.14em;color:var(--slate);padding-bottom:12px;
}
.data-table th,.data-table td{
  padding:11px 12px;text-align:left;border-bottom:1px solid rgba(245,243,234,.1);
}
.data-table thead th{
  font-size:12px;letter-spacing:.12em;color:var(--slate);
  border-bottom:1px solid var(--glass-line);white-space:nowrap;
}
.data-table tbody tr{transition:background-color .18s ease}
.data-table tbody tr:hover{background:rgba(205,255,61,.05)}
.data-table td.num{text-align:right;color:var(--volt)}
.data-table tfoot td{color:var(--slate);border-bottom:0}
.section--light .data-table th,.section--light .data-table td{border-bottom-color:rgba(20,23,15,.12)}
.section--light .data-table thead th{color:rgba(20,23,15,.55);border-bottom-color:rgba(30,107,67,.4)}
.section--light .data-table tbody tr:hover{background:rgba(30,107,67,.06)}
.section--light .data-table td.num{color:var(--turf-deep)}

/* ---------- 11. 图片容器基础规则 ---------- */
.media-frame{
  position:relative;display:block;overflow:hidden;
  border-radius:var(--radius);
  border:1px solid rgba(205,255,61,.14);
  background-color:var(--night-pitch);
  background-image:
    radial-gradient(120% 90% at 78% 8%, rgba(205,255,61,.14), transparent 56%),
    linear-gradient(158deg,var(--night-pitch),var(--ink-green) 72%);
  min-height:180px;
}
.media-frame--wide{aspect-ratio:21/9}
.media-frame--panorama{aspect-ratio:16/9}
.media-frame--square{aspect-ratio:1/1}
.media-frame--tall{aspect-ratio:3/4}
.media-frame--portrait{aspect-ratio:4/5}
.media-frame__img{
  width:100%;height:100%;object-fit:cover;display:block;
  filter:saturate(.86) contrast(1.08) brightness(.78);
}
.media-frame__tag{
  position:absolute;left:14px;bottom:14px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;
  padding:5px 10px;border-radius:3px;
  background:var(--glass);color:var(--volt);
  border:1px solid rgba(205,255,61,.3);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.media-frame__index{
  position:absolute;right:16px;top:12px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;
  color:rgba(245,243,234,.6);
}
.media-frame__caption{
  position:absolute;left:0;right:0;bottom:0;
  padding:44px 16px 14px;
  background:linear-gradient(180deg,rgba(10,31,22,0),rgba(10,31,22,.82));
  font-size:14px;color:rgba(245,243,234,.9);line-height:1.6;
}

/* ---------- 12. 显现动效 ---------- */
.has-js [data-reveal]{opacity:0;transform:translateY(20px)}
.has-js [data-reveal].is-visible{
  opacity:1;transform:none;
  transition:opacity .5s ease,transform .5s cubic-bezier(.22,.7,.3,1);
}
.has-js [data-reveal="rule"]{opacity:1;transform:scaleX(0);transform-origin:left center}
.has-js [data-reveal="rule"].is-visible{transform:scaleX(1);transition:transform .32s ease}

/* ---------- 13. 响应式 ---------- */
@media (max-width:1180px){
  .masthead__line{display:none}
}

@media (max-width:1024px){
  .col-3,.col-4{grid-column:span 6}
  .col-8,.col-9{grid-column:span 12}
}

@media (max-width:900px){
  .masthead__inner{
    grid-template-columns:1fr;
    row-gap:12px;
    padding-block:16px;
    text-align:center;
  }
  .masthead__brand{justify-self:center}
  .masthead__aside{justify-self:center;justify-content:center}
  .site-header[data-scrolled="true"] .brandmark__sub{opacity:1}

  .nav-band__inner{justify-content:flex-start;min-height:56px}
  .nav-toggle{display:inline-flex}
  .site-nav{
    position:absolute;top:100%;left:0;right:0;width:auto;
    display:none;
    background:rgba(10,31,22,.985);
    -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
    border-bottom:1px solid var(--glass-line);
    box-shadow:0 40px 70px -40px rgba(0,0,0,.95);
  }
  .site-nav[data-open="true"]{display:block;animation:lisheng-navdrop .22s ease-out}
  .site-nav__list{
    flex-direction:column;align-items:stretch;gap:0;
    padding:6px var(--gut) 22px;
  }
  .site-nav__link{
    display:block;padding:15px 2px;font-size:17px;
    border-bottom:1px solid rgba(245,243,234,.08);
  }
  .site-nav__link::after{display:none}
  .site-nav__link[aria-current="page"]{background:rgba(205,255,61,.08);padding-left:12px}

  .footer-top{grid-template-columns:1fr}
}

@media (max-width:720px){
  body{font-size:16.5px}
  .grid-12{gap:16px}
  .col-3,.col-4,.col-6,.col-8,.col-9{grid-column:1 / -1}
  .media-frame--wide{aspect-ratio:16/9}
  .footer-grid{grid-template-columns:1fr 1fr;gap:22px 16px}
}

@media (max-width:560px){
  .masthead__actions{width:100%;justify-content:center}
  .btn{font-size:14px;padding:11px 16px}
  .btn--block{width:100%}
  .round-badge{font-size:12px;padding:5px 10px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .footer-contact__line{font-size:13.5px}
}

/* ---------- 14. 降低动效 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .has-js [data-reveal],
  .has-js [data-reveal="rule"]{opacity:1;transform:none}
}