/* ============================================================
   大江体育 · 共享样式表 /assets/site.css
   深夜蓝档案底 + 信号橙 / 草皮绿数据高亮 + 粗野主义档案卡
   ============================================================ */

/* ---------- 1. 设计令牌 ---------- */
:root{
  --ink:#0B1A2E;
  --slate:#16304C;
  --line:#24466B;
  --signal:#FF6A1A;
  --amber:#FFB078;
  --turf:#35C077;
  --paper:#F5F1E8;
  --haze:#93A3B4;
  --arch:#E3DAC7;
  --black:#05101C;

  --font-display:"Arial Narrow","Helvetica Neue",system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  --font-body:system-ui,-apple-system,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;

  --shell:1240px;
  --gutter:clamp(16px,3.2vw,40px);
  --bw:2px;
  --pill:999px;
  --shadow-hard:6px 6px 0 var(--black);
  --shadow-hard-sm:3px 3px 0 var(--black);
  --header-offset:98px;
  --ease:cubic-bezier(.2,.7,.3,1);
}

/* ---------- 2. 重置与中文排版 ---------- */
*,*::before,*::after{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  text-size-adjust:100%;
  scroll-padding-top:120px;
}
@media (prefers-reduced-motion:no-preference){
  html{scroll-behavior:smooth}
}
body{
  margin:0;
  padding-top:var(--header-offset);
  background:var(--ink);
  color:var(--paper);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img,svg,video{display:block;max-width:100%;height:auto}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;padding:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 1.1em}
a{color:var(--amber);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--signal)}
hr{border:0;border-top:var(--bw) solid var(--line);margin:clamp(28px,4vw,56px) 0}
::selection{background:var(--signal);color:var(--black)}
:focus-visible{outline:3px solid var(--amber);outline-offset:3px;border-radius:2px}

h1,h2,h3,h4,h5,h6{
  font-family:var(--font-display);
  font-weight:900;
  letter-spacing:-.03em;
  line-height:1.14;
  color:var(--paper);
  margin:0 0 .55em;
}
h1{font-size:clamp(30px,5.2vw,58px)}
h2{font-size:clamp(24px,3.6vw,38px)}
h3{font-size:clamp(19px,2.2vw,25px)}
h4{font-size:clamp(16px,1.6vw,19px)}
strong{font-weight:700}

/* ---------- 3. 布局骨架 ---------- */
.container{width:100%;max-width:var(--shell);margin:0 auto;padding-inline:var(--gutter)}
.container--narrow{max-width:840px}
.grid-12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(14px,2vw,26px)}
@media (min-width:1001px){
  .span-2{grid-column:span 2}
  .span-3{grid-column:span 3}
  .span-4{grid-column:span 4}
  .span-5{grid-column:span 5}
  .span-6{grid-column:span 6}
  .span-7{grid-column:span 7}
  .span-8{grid-column:span 8}
  .span-9{grid-column:span 9}
  .span-12{grid-column:span 12}
  .start-2{grid-column-start:2}
  .start-3{grid-column-start:3}
  .start-7{grid-column-start:7}
}
@media (max-width:1000px){
  .grid-12{grid-template-columns:minmax(0,1fr)}
}
.page-section{padding:clamp(30px,5vw,76px) 0}
.page-section--tight{padding:clamp(18px,3vw,40px) 0}
.stack>*+*{margin-top:clamp(14px,2vw,24px)}
.divider-band{height:var(--bw);background:var(--line);border:0;margin:0}
#main-content{display:block}

/* ---------- 4. 悬浮胶囊页头 ---------- */
.site-header{
  position:fixed;
  inset:0 0 auto 0;
  z-index:60;
  padding:clamp(10px,1.6vw,18px) var(--gutter);
  pointer-events:none;
}
.header-shell{
  position:relative;
  display:flex;
  align-items:center;
  gap:10px;
  max-width:var(--shell);
  margin:0 auto;
}
.scroll-progress{
  position:fixed;
  top:0;left:0;
  width:100%;height:3px;
  background:var(--signal);
  transform:scaleX(0);
  transform-origin:0 50%;
  z-index:70;
  pointer-events:none;
}
.skip-link{
  position:absolute;
  left:var(--gutter);
  top:8px;
  transform:translateY(-260%);
  z-index:80;
  padding:10px 18px;
  border:var(--bw) solid var(--black);
  border-radius:var(--pill);
  background:var(--signal);
  color:var(--black);
  font-size:14px;
  font-weight:700;
  text-decoration:none;
  pointer-events:auto;
}
.skip-link:focus{transform:translateY(0)}

.brand-island,
.nav-island,
.season-switch,
.nav-toggle{
  pointer-events:auto;
  background:rgba(22,48,76,.94);
  border:var(--bw) solid var(--line);
  box-shadow:0 8px 26px rgba(5,16,28,.5);
}
.brand-island{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  padding:7px 20px 7px 7px;
  border-radius:var(--pill);
  color:var(--paper);
  text-decoration:none;
  transition:padding .2s var(--ease);
}
.brand-island:hover{color:var(--paper)}
.brand-mark{
  width:38px;height:38px;
  flex:0 0 auto;
  display:grid;place-items:center;
  background:var(--signal);
  color:var(--black);
  border:var(--bw) solid var(--black);
  border-radius:50%;
  font-family:var(--font-display);
  font-size:14px;
  font-weight:900;
  letter-spacing:-.05em;
  transition:width .2s var(--ease),height .2s var(--ease),font-size .2s var(--ease);
}
.brand-text{display:block;line-height:1}
.brand-name{
  display:block;
  font-family:var(--font-display);
  font-size:19px;
  font-weight:900;
  letter-spacing:-.02em;
  line-height:1.15;
}
.brand-sub{
  display:block;
  margin-top:2px;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.06em;
  line-height:1.5;
  color:var(--haze);
}

.nav-island{
  margin-left:auto;
  padding:5px;
  border-radius:var(--pill);
}
.nav-list{display:flex;align-items:center;gap:2px}
.nav-item{display:flex}
.nav-link{
  display:block;
  padding:8px 14px;
  border-radius:var(--pill);
  color:var(--paper);
  font-size:14.5px;
  font-weight:500;
  text-decoration:none;
  white-space:nowrap;
  transition:background .16s var(--ease),color .16s var(--ease),padding .2s var(--ease);
}
.nav-link:hover{background:var(--line);color:var(--paper)}
.nav-link[aria-current="page"]{
  background:var(--signal);
  color:var(--black);
  font-weight:700;
}

.header-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.season-switch{
  display:inline-flex;
  align-items:center;
  gap:2px;
  padding:5px 6px;
  border-radius:var(--pill);
}
.season-switch__label{
  padding:0 8px 0 6px;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.14em;
  color:var(--haze);
}
.season-option{
  padding:6px 11px;
  border-radius:var(--pill);
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--haze);
  transition:background .16s var(--ease),color .16s var(--ease);
}
.season-option:hover{background:var(--line);color:var(--paper)}
.season-option[aria-pressed="true"]{background:var(--turf);color:var(--black);font-weight:700}

.nav-toggle{
  display:none;
  align-items:center;
  gap:10px;
  margin-left:auto;
  padding:10px 16px;
  border-radius:var(--pill);
  color:var(--paper);
  font-size:14px;
  font-weight:700;
}
.nav-toggle__bars{display:grid;gap:4px;width:18px}
.nav-toggle__bars i{display:block;height:2px;background:var(--paper);border-radius:1px;transition:transform .18s var(--ease),opacity .18s var(--ease)}
.nav-toggle__text{font-size:13.5px}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

.site-header.is-condensed{padding-top:6px;padding-bottom:6px}
.site-header.is-condensed .brand-sub{display:none}
.site-header.is-condensed .brand-mark{width:30px;height:30px;font-size:11.5px}
.site-header.is-condensed .brand-name{font-size:17px}
.site-header.is-condensed .nav-link{padding:6px 12px;font-size:13.5px}
.site-header.is-condensed .season-switch__label{display:none}
.site-header.is-condensed .season-option{padding:5px 9px;font-size:11.5px}

@keyframes nav-in{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:none}}

/* ---------- 5. 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  border:var(--bw) solid var(--black);
  border-radius:var(--pill);
  font-size:15px;
  font-weight:700;
  line-height:1.2;
  text-decoration:none;
  white-space:nowrap;
  cursor:pointer;
  transition:transform .13s var(--ease),box-shadow .13s var(--ease),background .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease);
}
.btn--sm{padding:9px 16px;font-size:13.5px}
.btn--block{width:100%}
.btn--signal{background:var(--signal);color:var(--black);box-shadow:var(--shadow-hard-sm)}
.btn--signal:hover{background:var(--amber);color:var(--black);transform:translate(-1px,-1px);box-shadow:4px 4px 0 var(--black)}
.btn--turf{background:var(--turf);color:var(--black);box-shadow:var(--shadow-hard-sm)}
.btn--turf:hover{transform:translate(-1px,-1px);box-shadow:4px 4px 0 var(--black)}
.btn--ghost{background:transparent;color:var(--paper);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--amber);color:var(--amber)}

/* ---------- 6. 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(56px,9vw,120px);
  background:var(--black);
  border-top:3px solid var(--line);
  color:var(--paper);
}
.site-footer::before{
  content:"";
  position:absolute;
  top:-3px;left:0;
  width:clamp(64px,14vw,200px);
  height:3px;
  background:var(--signal);
}
.footer-inner{
  max-width:var(--shell);
  margin:0 auto;
  padding:clamp(36px,5vw,64px) var(--gutter) clamp(28px,4vw,48px);
  display:grid;
  grid-template-columns:1.6fr repeat(4,minmax(0,1fr));
  gap:clamp(24px,3vw,44px);
}
.footer-brand-name{
  margin:0 0 8px;
  font-family:var(--font-display);
  font-size:clamp(22px,2.4vw,28px);
  font-weight:900;
  letter-spacing:-.03em;
}
.footer-brand-desc{
  margin:0 0 16px;
  font-family:var(--font-mono);
  font-size:12px;
  line-height:1.9;
  color:var(--haze);
}
.footer-status{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin:0;
  padding:5px 10px;
  border:1px solid rgba(53,192,119,.4);
  border-radius:3px;
  background:rgba(53,192,119,.08);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.04em;
  color:var(--turf);
}
.footer-status__dot{width:7px;height:7px;flex:0 0 auto;background:var(--turf);border-radius:1px}
.footer-col{display:grid;align-content:start}
.footer-col__title{
  margin:0 0 14px;
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:600;
  letter-spacing:.16em;
  color:var(--amber);
}
.footer-col__list{display:grid;gap:9px}
.footer-col__list a{
  color:var(--paper);
  font-size:14.5px;
  line-height:1.55;
  text-decoration:none;
  overflow-wrap:anywhere;
  transition:color .16s var(--ease);
}
.footer-col__list a:hover{color:var(--signal)}
.footer-legal{
  max-width:var(--shell);
  margin:0 auto;
  padding:20px var(--gutter) clamp(30px,4vw,46px);
  border-top:1px solid var(--line);
  display:grid;
  grid-template-columns:1fr;
  gap:8px;
  font-family:var(--font-mono);
  font-size:11.5px;
  line-height:1.8;
  color:var(--haze);
}
.footer-legal__item{margin:0}
@media (min-width:761px){
  .footer-legal{grid-template-columns:auto auto 1fr;gap:10px 28px;align-items:baseline}
  .footer-legal__item--note{text-align:right}
}

/* ---------- 7. 通用内容模块 ---------- */
.breadcrumb{
  padding:clamp(20px,3vw,32px) 0 0;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.06em;
  color:var(--haze);
}
.breadcrumb ol{display:flex;flex-wrap:wrap;gap:10px}
.breadcrumb li{display:flex;align-items:center;gap:10px}
.breadcrumb li+li::before{content:"/";color:var(--line)}
.breadcrumb a{color:var(--haze);text-decoration:none;transition:color .16s var(--ease)}
.breadcrumb a:hover{color:var(--amber)}
.breadcrumb [aria-current="page"]{color:var(--paper)}

.page-head{padding:clamp(26px,5vw,64px) 0 clamp(18px,3vw,36px)}
.page-head__kicker{
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.16em;
  color:var(--signal);
}
.page-head__kicker::before{content:"";width:26px;height:2px;background:var(--signal)}
.page-head__title{max-width:22ch;margin:0 0 .5em}
.page-head__lede{
  max-width:62ch;
  margin:0;
  font-size:clamp(16px,1.7vw,18.5px);
  line-height:1.85;
  color:var(--haze);
}
.lede{max-width:64ch;font-size:clamp(17px,1.9vw,20px);line-height:1.85;color:var(--paper)}

.section-head{
  display:flex;
  align-items:baseline;
  flex-wrap:wrap;
  gap:8px 18px;
  margin:0 0 clamp(22px,3vw,36px);
  padding-bottom:14px;
  border-bottom:var(--bw) solid var(--line);
}
.section-head__index{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.14em;
  color:var(--signal);
}
.section-head__title{
  margin:0;
  font-family:var(--font-display);
  font-size:clamp(23px,3vw,34px);
  font-weight:900;
  letter-spacing:-.03em;
  line-height:1.15;
}
.section-head__note{
  margin-left:auto;
  font-family:var(--font-mono);
  font-size:11.5px;
  color:var(--haze);
}

.card{
  position:relative;
  padding:clamp(18px,2.4vw,28px);
  background:var(--slate);
  border:var(--bw) solid var(--line);
  box-shadow:var(--shadow-hard);
}
.card--flat{box-shadow:none}
.card--signal{border-color:var(--signal)}
.card--paper{background:var(--arch);color:var(--black);border-color:var(--black)}
.card--paper .card__label,
.card--paper .card__meta{color:#4A4131}
.card__label{
  display:block;
  margin-bottom:8px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--haze);
}
.card__title{
  margin:0 0 10px;
  font-family:var(--font-display);
  font-size:clamp(19px,2vw,23px);
  font-weight:900;
  letter-spacing:-.02em;
  line-height:1.25;
}
.card__body{font-size:15.5px;line-height:1.75}
.card__body p:last-child{margin-bottom:0}
.card__meta{
  margin:0;
  font-family:var(--font-mono);
  font-size:11.5px;
  color:var(--haze);
}

.stat-number{
  display:block;
  font-family:var(--font-display);
  font-size:clamp(48px,9vw,132px);
  font-weight:900;
  letter-spacing:-.05em;
  line-height:.86;
  color:var(--signal);
  font-variant-numeric:tabular-nums;
}
.stat-number--turf{color:var(--turf)}
.stat-number--paper{color:var(--paper)}
.stat-caption{
  display:block;
  margin-top:10px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.1em;
  color:var(--haze);
}

.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 10px;
  border:1px solid var(--line);
  border-radius:3px;
  background:rgba(36,70,107,.4);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.05em;
  line-height:1.5;
  color:var(--haze);
}
.tag--signal{color:var(--signal);border-color:rgba(255,106,26,.5);background:rgba(255,106,26,.1)}
.tag--turf{color:var(--turf);border-color:rgba(53,192,119,.5);background:rgba(53,192,119,.1)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}

.verify{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:3px 10px;
  border:1px solid rgba(53,192,119,.45);
  border-radius:3px;
  background:rgba(53,192,119,.08);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.04em;
  color:var(--turf);
  white-space:nowrap;
  cursor:help;
}
.verify__dot{width:7px;height:7px;flex:0 0 auto;background:var(--turf);border-radius:1px}
.verify[data-verify-note]:hover::after,
.verify[data-verify-note]:focus-visible::after{
  content:attr(data-verify-note);
  position:absolute;
  bottom:calc(100% + 10px);
  left:0;
  z-index:20;
  width:max-content;
  max-width:min(300px,72vw);
  padding:9px 12px;
  background:var(--black);
  color:var(--paper);
  border:1px solid var(--line);
  border-radius:4px;
  box-shadow:var(--shadow-hard-sm);
  font-family:var(--font-body);
  font-size:12.5px;
  line-height:1.7;
  letter-spacing:0;
  white-space:normal;
}

.meter{
  display:block;
  height:8px;
  background:var(--line);
  border-radius:2px;
  overflow:hidden;
}
.meter__fill{display:block;height:100%;background:var(--turf);border-radius:2px;transform-origin:0 50%}
.meter--signal .meter__fill{background:var(--signal)}

/* ---------- 8. 表格 ---------- */
.table-wrap{
  overflow-x:auto;
  border:var(--bw) solid var(--line);
  background:rgba(22,48,76,.45);
  -webkit-overflow-scrolling:touch;
}
.data-table{
  width:100%;
  min-width:520px;
  border-collapse:collapse;
  font-family:var(--font-mono);
  font-size:13.5px;
  font-variant-numeric:tabular-nums;
}
.data-table caption{
  caption-side:top;
  padding:14px 16px 6px;
  text-align:left;
  font-size:11.5px;
  letter-spacing:.12em;
  color:var(--haze);
}
.data-table th,
.data-table td{
  padding:12px 16px;
  border-bottom:1px solid var(--line);
  text-align:right;
  white-space:nowrap;
}
.data-table th:first-child,
.data-table td:first-child{text-align:left}
.data-table thead th{
  background:var(--slate);
  color:var(--amber);
  font-weight:600;
  letter-spacing:.08em;
}
.data-table tbody tr{transition:background .14s var(--ease)}
.data-table tbody tr:hover{background:rgba(36,70,107,.55)}
.data-table tbody tr[data-focus="true"]{background:rgba(255,106,26,.12)}
.data-table tbody tr:last-child td{border-bottom:0}

/* ---------- 9. 手风琴 ---------- */
.accordion{border-top:var(--bw) solid var(--line)}
.accordion__item{border-bottom:var(--bw) solid var(--line)}
.accordion__trigger{
  display:flex;
  align-items:center;
  gap:16px;
  width:100%;
  padding:20px 4px;
  text-align:left;
  color:var(--paper);
  font-size:17px;
  font-weight:700;
  line-height:1.5;
  transition:color .16s var(--ease);
}
.accordion__trigger:hover{color:var(--amber)}
.accordion__index{
  flex:0 0 auto;
  font-family:var(--font-mono);
  font-size:11.5px;
  font-weight:400;
  letter-spacing:.08em;
  color:var(--signal);
}
.accordion__sign{
  position:relative;
  flex:0 0 auto;
  margin-left:auto;
  width:26px;height:26px;
  border:var(--bw) solid var(--line);
  border-radius:3px;
  transition:border-color .16s var(--ease);
}
.accordion__sign::before,
.accordion__sign::after{
  content:"";
  position:absolute;
  left:50%;top:50%;
  transform:translate(-50%,-50%);
  background:var(--amber);
}
.accordion__sign::before{width:12px;height:2px}
.accordion__sign::after{width:2px;height:12px;transition:transform .18s var(--ease),opacity .18s var(--ease)}
.accordion__trigger[aria-expanded="true"] .accordion__sign{border-color:var(--signal)}
.accordion__trigger[aria-expanded="true"] .accordion__sign::before{background:var(--signal)}
.accordion__trigger[aria-expanded="true"] .accordion__sign::after{transform:translate(-50%,-50%) scaleY(0);opacity:0}
.accordion__panel{padding:0 4px clamp(18px,2.4vw,26px);color:var(--paper)}
.accordion__panel[hidden]{display:none}
.accordion__panel p:last-child{margin-bottom:0}

/* ---------- 10. 轮次横条 ---------- */
.round-strip{
  display:flex;
  gap:8px;
  padding:14px 0 20px;
  overflow-x:auto;
  overscroll-behavior-x:contain;
  scroll-snap-type:x proximity;
  scrollbar-width:thin;
  scrollbar-color:var(--line) transparent;
}
.round-chip{
  flex:0 0 auto;
  scroll-snap-align:start;
  display:inline-block;
  padding:7px 13px;
  border:1px solid var(--line);
  border-radius:3px;
  background:var(--slate);
  color:var(--paper);
  font-family:var(--font-mono);
  font-size:12.5px;
  line-height:1.4;
  text-decoration:none;
  transition:border-color .16s var(--ease),color .16s var(--ease),background .16s var(--ease);
}
.round-chip:hover{border-color:var(--amber);color:var(--amber)}
.round-chip[aria-current="true"]{
  background:var(--signal);
  border-color:var(--black);
  color:var(--black);
  font-weight:700;
}

/* ---------- 11. 图像容器 ---------- */
.figure{
  position:relative;
  margin:0;
  overflow:hidden;
  border:var(--bw) solid var(--line);
  background:var(--slate);
  box-shadow:var(--shadow-hard-sm);
}
.figure__img{
  display:block;
  width:100%;
  height:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  background:var(--slate);
}
.figure--wide .figure__img{aspect-ratio:21/9}
.figure--tall .figure__img{aspect-ratio:3/4}
.figure--square .figure__img{aspect-ratio:1/1}
.figure__caption{
  display:block;
  padding:10px 14px;
  border-top:1px solid var(--line);
  background:var(--ink);
  font-family:var(--font-mono);
  font-size:11.5px;
  line-height:1.7;
  color:var(--haze);
}
.figure__field{
  position:absolute;
  inset:clamp(8px,1.6vw,18px);
  border:1px solid rgba(245,241,232,.16);
  pointer-events:none;
}
.figure__field::before{
  content:"";
  position:absolute;
  left:50%;top:0;bottom:0;
  width:1px;
  background:rgba(245,241,232,.16);
}
.figure__field::after{
  content:"";
  position:absolute;
  left:50%;top:50%;
  width:clamp(50px,9vw,86px);
  height:clamp(50px,9vw,86px);
  transform:translate(-50%,-50%);
  border:1px solid rgba(245,241,232,.16);
  border-radius:50%;
}
.figure__scan{
  position:absolute;
  inset:0;
  pointer-events:none;
  opacity:.5;
  background-image:repeating-linear-gradient(
    180deg,
    rgba(11,26,46,0) 0,
    rgba(11,26,46,0) 5px,
    rgba(5,16,28,.28) 5px,
    rgba(5,16,28,.28) 6px
  );
}

/* ---------- 12. 正文与引言 ---------- */
.prose{font-size:17px;line-height:1.85;color:var(--paper)}
.prose>*+*{margin-top:1.1em}
.prose h2{margin-top:2em;padding-top:.4em}
.prose h3{margin-top:1.6em}
.prose ul,.prose ol{padding-left:1.4em;list-style:disc}
.prose ol{list-style:decimal}
.prose li+li{margin-top:.5em}
.prose code{
  padding:2px 6px;
  border-radius:3px;
  background:rgba(36,70,107,.6);
  color:var(--amber);
  font-family:var(--font-mono);
  font-size:.92em;
}
.quote-paper{
  padding:clamp(22px,3vw,38px);
  background:var(--arch);
  color:var(--black);
  border:var(--bw) solid var(--black);
  box-shadow:var(--shadow-hard);
  font-size:16.5px;
  line-height:1.9;
}
.quote-paper p{margin:0 0 12px}
.quote-paper p:last-child{margin-bottom:0}
.quote-paper cite{
  display:block;
  margin-top:14px;
  font-family:var(--font-mono);
  font-size:11.5px;
  font-style:normal;
  letter-spacing:.06em;
  opacity:.68;
}

/* ---------- 13. 工具类与动效 ---------- */
.text-haze{color:var(--haze)}
.text-signal{color:var(--signal)}
.text-turf{color:var(--turf)}
.text-mono{font-family:var(--font-mono)}
.mt-0{margin-top:0}
.mb-0{margin-bottom:0}
.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;
}
[data-reveal]{
  opacity:0;
  transform:translateY(14px);
  transition:opacity .32s var(--ease),transform .32s var(--ease);
}
[data-reveal].is-visible{opacity:1;transform:none}

/* ---------- 14. 响应式 ---------- */
@media (max-width:1080px){
  .header-actions .btn{display:none}
  .nav-toggle{display:inline-flex}
  .nav-island{
    position:absolute;
    top:calc(100% + 12px);
    left:0;
    right:0;
    margin:0;
    padding:10px;
    border-radius:18px;
    background:rgba(11,26,46,.98);
    display:none;
  }
  .nav-island[data-open="true"]{display:block;animation:nav-in .18s var(--ease)}
  .nav-list{flex-direction:column;align-items:stretch;gap:4px}
  .nav-item{display:block}
  .nav-link{padding:13px 16px;border-radius:12px;font-size:16px}
  .site-header.is-condensed .nav-link{padding:13px 16px;font-size:16px}
  .footer-inner{grid-template-columns:repeat(3,minmax(0,1fr))}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:720px){
  .header-actions{display:none}
  .footer-inner{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:560px){
  :root{--header-offset:78px;--gutter:16px}
  body{font-size:16px}
  .brand-sub{display:none}
  .brand-name{font-size:17px}
  .brand-mark{width:32px;height:32px;font-size:12px}
  .card{box-shadow:4px 4px 0 var(--black)}
  .section-head__note{margin-left:0;flex-basis:100%}
  .footer-inner{grid-template-columns:minmax(0,1fr)}
  .footer-brand{grid-column:auto}
}

/* ---------- 15. 减少动效 ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  [data-reveal]{opacity:1;transform:none}
}