/* =========================================================
   球王会体育 · 夜猫子数据室 — 共享样式表 /assets/site.css
   ========================================================= */

/* ---------- 1. 变量 ---------- */
:root{
  --ink:#070B18;
  --rock:#131A2B;
  --line:#2A3348;
  --paper:#F2EFE6;
  --body-text:#C9D1E2;
  --turf:#B6FF3C;
  --amber:#FFA23A;
  --violet:#8B5CF6;
  --clay:#C65B3C;
  --note:#8A94A6;
  --warm:#FFF6DE;

  --shadow-hard:8px 8px 0 0 rgba(0,0,0,.5);
  --shadow-soft:4px 4px 0 0 rgba(0,0,0,.42);

  --shell:1280px;
  --gut:clamp(16px,4vw,40px);

  --font-head:"Barlow Condensed","Arial Narrow","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --font-body:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --font-num:ui-monospace,"SFMono-Regular","Roboto Mono",Menlo,Consolas,"Courier New",monospace;

  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{margin:0;}
h1,h2,h3,h4,h5,h6,p,figure,blockquote,dl,dd{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img,svg,video{max-width:100%;display:block;}
button,input,select,textarea{font:inherit;color:inherit;}
a{color:inherit;}
table{border-collapse:collapse;width:100%;}

/* ---------- 3. 基础排版 ---------- */
body{
  background:var(--ink);
  color:var(--paper);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.7;
  overflow-x:hidden;
  min-height:100vh;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:1;
  pointer-events:none;
  background-image:repeating-linear-gradient(180deg,rgba(242,239,230,.02) 0 1px,rgba(242,239,230,0) 1px 6px);
}
body.is-nav-open{overflow:hidden;}

h1,h2,h3,h4{
  font-family:var(--font-head);
  font-weight:800;
  letter-spacing:-.02em;
  line-height:1.06;
  color:var(--paper);
}
p{line-height:1.7;}

::selection{background:var(--turf);color:var(--ink);}

/* ---------- 4. 焦点 ---------- */
:focus{outline:2px solid var(--turf);outline-offset:2px;}
:focus:not(:focus-visible){outline:none;}
:focus-visible{outline:2px solid var(--turf);outline-offset:2px;}

.visually-hidden{
  position:absolute !important;
  width:1px;height:1px;
  padding:0;margin:-1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  white-space:nowrap;
  border:0;
}
.is-hidden{display:none !important;}

/* ---------- 5. 跳过链接 ---------- */
.skip-link{
  position:fixed;
  left:12px;
  top:-80px;
  z-index:400;
  padding:10px 18px;
  background:var(--turf);
  color:var(--ink);
  font-family:var(--font-num);
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
  text-decoration:none;
  border:2px solid var(--ink);
  transition:top .2s var(--ease);
}
.skip-link:focus{top:12px;}

/* ---------- 6. 头部命令栏 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:120;
  background:var(--ink);
  border-bottom:1px solid var(--line);
  isolation:isolate;
}
.site-header::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:repeating-linear-gradient(180deg,rgba(242,239,230,.035) 0 1px,rgba(242,239,230,0) 1px 5px);
}
.header-grid{
  position:relative;
  z-index:2;
  max-width:var(--shell);
  margin:0 auto;
  padding:14px var(--gut);
  display:grid;
  grid-template-columns:auto 1fr auto;
  align-items:center;
  gap:clamp(12px,2vw,28px);
  transition:padding .28s var(--ease);
}
.site-header.is-scrolled .header-grid{padding-top:8px;padding-bottom:8px;}

/* 品牌 */
.brand{min-width:0;}
.brand__link{
  display:inline-flex;
  flex-direction:column;
  gap:3px;
  text-decoration:none;
  color:var(--paper);
}
.brand__mark{
  font-family:var(--font-head);
  font-weight:800;
  font-size:clamp(18px,2.1vw,22px);
  line-height:1;
  letter-spacing:-.01em;
}
.brand__mark::after{
  content:"";
  display:block;
  width:26px;
  height:3px;
  margin-top:6px;
  background:var(--turf);
  transition:width .24s var(--ease);
}
.brand__link:hover .brand__mark::after{width:42px;}
.brand__sub{
  font-family:var(--font-num);
  font-size:10px;
  letter-spacing:.24em;
  text-transform:uppercase;
  color:var(--note);
}

/* 导航 */
.nav{
  position:static;
  min-width:0;
}
.nav__list{
  display:flex;
  align-items:center;
  justify-content:center;
  flex-wrap:wrap;
  gap:0;
}
.nav__item{display:block;}
.nav__link{
  display:inline-flex;
  align-items:baseline;
  gap:6px;
  padding:10px 11px;
  font-size:15px;
  line-height:1;
  letter-spacing:.01em;
  color:var(--note);
  text-decoration:none;
  border-bottom:2px solid transparent;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.nav__index{
  font-family:var(--font-num);
  font-size:10px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--line);
  transition:color .18s var(--ease);
}
.nav__label{white-space:nowrap;}
.nav__link:hover{color:var(--paper);}
.nav__link:hover .nav__index{color:var(--turf);}
.nav__link[aria-current="page"]{color:var(--paper);border-bottom-color:var(--turf);}
.nav__link[aria-current="page"] .nav__index{color:var(--turf);}

/* 右侧状态区 */
.header-side{
  display:inline-flex;
  align-items:center;
  gap:10px;
  justify-self:end;
}
.season-lamp{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 11px;
  border:1px solid var(--line);
  background:rgba(19,26,43,.7);
  font-family:var(--font-num);
  font-size:11px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--note);
  white-space:nowrap;
}
.season-lamp__dot{
  width:8px;
  height:8px;
  flex:0 0 auto;
  background:var(--turf);
  box-shadow:0 0 0 3px rgba(182,255,60,.16);
  animation:lampPulse 2.6s var(--ease) infinite;
}
@keyframes lampPulse{
  0%,100%{opacity:1;box-shadow:0 0 0 3px rgba(182,255,60,.16);}
  50%{opacity:.5;box-shadow:0 0 0 6px rgba(182,255,60,0);}
}

/* 移动菜单按钮 */
.nav-toggle{
  display:none;
  align-items:center;
  gap:9px;
  padding:8px 12px;
  background:transparent;
  border:2px solid var(--line);
  color:var(--paper);
  font-family:var(--font-num);
  font-size:11px;
  letter-spacing:.14em;
  text-transform:uppercase;
  cursor:pointer;
  transition:border-color .18s var(--ease),color .18s var(--ease);
}
.nav-toggle:hover{border-color:var(--turf);color:var(--turf);}
.nav-toggle__bars{display:inline-flex;flex-direction:column;gap:4px;width:16px;}
.nav-toggle__bars span{
  display:block;
  height:2px;
  width:100%;
  background:currentColor;
  transition:transform .22s var(--ease),opacity .22s var(--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{white-space:nowrap;}

/* 滚动进度轨 */
.scroll-rail{
  position:absolute;
  left:0;
  right:0;
  bottom:-1px;
  height:2px;
  overflow:hidden;
  pointer-events:none;
  z-index:3;
}
.scroll-rail__bar{
  display:block;
  height:100%;
  width:100%;
  transform:scaleX(0);
  transform-origin:0 50%;
  background:linear-gradient(90deg,var(--turf),var(--amber));
  transition:transform .1s linear;
}

/* ---------- 7. 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(48px,8vw,96px);
  background:var(--rock);
  border-top:1px solid var(--line);
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:3px;
  background:linear-gradient(90deg,var(--turf) 0 34%,var(--amber) 34% 67%,var(--violet) 67% 100%);
}
.footer-grid{
  max-width:var(--shell);
  margin:0 auto;
  padding:clamp(40px,5vw,60px) var(--gut) clamp(28px,3vw,40px);
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr;
  gap:clamp(24px,4vw,48px);
}
.footer-col{display:block;min-width:0;}
.footer-col--brand{max-width:38ch;}
.footer-brand{
  font-family:var(--font-head);
  font-weight:800;
  font-size:22px;
  letter-spacing:-.01em;
  color:var(--paper);
  margin:0 0 8px;
}
.footer-tag{
  font-family:var(--font-num);
  font-size:11px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--turf);
  margin:0 0 12px;
}
.footer-note{
  font-size:13px;
  line-height:1.65;
  color:var(--note);
  margin:0;
}
.footer-title{
  font-family:var(--font-num);
  font-size:11px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--note);
  margin:0 0 16px;
  padding-bottom:8px;
  border-bottom:1px solid var(--line);
}
.footer-links{display:grid;gap:9px;}
.footer-links a{
  position:relative;
  display:inline-block;
  padding-left:15px;
  font-size:14px;
  line-height:1.5;
  color:var(--note);
  text-decoration:none;
  transition:color .18s var(--ease);
}
.footer-links a::before{
  content:"";
  position:absolute;
  left:0;
  top:.66em;
  width:6px;
  height:2px;
  background:var(--line);
  transition:background .18s var(--ease),width .18s var(--ease);
}
.footer-links a:hover{color:var(--paper);}
.footer-links a:hover::before{background:var(--turf);width:11px;}
.footer-contact{
  margin:14px 0 0;
  font-size:13px;
  line-height:1.6;
  color:var(--note);
}
.footer-contact__v{
  font-family:var(--font-num);
  color:var(--paper);
  word-break:break-all;
}
.footer-icp{
  display:inline-block;
  margin:16px 0 0;
  padding:6px 11px;
  border:1px solid var(--line);
  font-family:var(--font-num);
  font-size:11px;
  letter-spacing:.08em;
  color:var(--note);
}
.footer-base{
  max-width:var(--shell);
  margin:0 auto;
  padding:18px var(--gut) 34px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px 28px;
  font-family:var(--font-num);
  font-size:12px;
  letter-spacing:.04em;
  color:var(--note);
}
.footer-base p{margin:0;line-height:1.5;}

/* ---------- 8. 页面容器与区块 ---------- */
.page-shell{
  position:relative;
  z-index:2;
  max-width:var(--shell);
  margin:0 auto;
  padding-left:var(--gut);
  padding-right:var(--gut);
}
.section{padding:clamp(44px,7vw,92px) 0;}
.section--tight{padding:clamp(24px,3.5vw,48px) 0;}

.eyebrow{
  display:flex;
  align-items:center;
  gap:10px;
  margin:0 0 14px;
  font-family:var(--font-num);
  font-size:11px;
  letter-spacing:.24em;
  text-transform:uppercase;
  color:var(--turf);
}
.eyebrow::before{
  content:"";
  width:20px;
  height:2px;
  background:var(--turf);
  flex:0 0 auto;
}
.section-title{
  font-size:clamp(28px,4.4vw,48px);
  margin:0 0 18px;
  text-wrap:balance;
}
.lede{
  max-width:62ch;
  margin:0 0 22px;
  font-size:clamp(16px,1.5vw,19px);
  line-height:1.7;
  color:var(--body-text);
}
.prose{font-size:16px;line-height:1.75;color:var(--body-text);}
.prose p{margin:0 0 1.2em;max-width:68ch;}
.prose strong{color:var(--paper);font-weight:700;}
.prose a{color:var(--turf);text-underline-offset:3px;}
.note{
  margin:0 0 1.2em;
  padding-left:12px;
  border-left:2px solid var(--turf);
  font-size:13px;
  line-height:1.6;
  color:var(--note);
  max-width:52ch;
}

/* ---------- 9. 栅格工具 ---------- */
.grid-12{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:clamp(16px,2.4vw,32px);
}
.col-3{grid-column:span 3;}
.col-4{grid-column:span 4;}
.col-5{grid-column:span 5;}
.col-6{grid-column:span 6;}
.col-7{grid-column:span 7;}
.col-8{grid-column:span 8;}
.col-12{grid-column:span 12;}

/* ---------- 10. 卡片与标签 ---------- */
.card{
  background:var(--rock);
  border:1px solid var(--line);
  padding:clamp(18px,2.4vw,28px);
}
.card--hard{
  border-width:2px;
  box-shadow:var(--shadow-hard);
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 9px;
  border:1px solid currentColor;
  font-family:var(--font-num);
  font-size:11px;
  line-height:1.2;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--note);
}
.tag--turf{color:var(--turf);}
.tag--amber{color:var(--amber);}
.tag--violet{color:var(--violet);}
.tag--clay{color:var(--clay);}

.stat-num{
  display:inline-block;
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-weight:700;
  font-size:clamp(28px,4vw,44px);
  line-height:1;
  letter-spacing:-.03em;
  color:var(--turf);
}

/* ---------- 11. 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:12px 20px;
  background:var(--rock);
  color:var(--paper);
  border:2px solid var(--line);
  box-shadow:var(--shadow-soft);
  font-family:var(--font-head);
  font-weight:700;
  font-size:15px;
  letter-spacing:.04em;
  line-height:1.2;
  text-decoration:none;
  cursor:pointer;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),
             background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.btn:hover{
  transform:translate(-2px,-2px);
  box-shadow:var(--shadow-hard);
  border-color:var(--note);
}
.btn:active{transform:translate(2px,2px);box-shadow:2px 2px 0 0 rgba(0,0,0,.5);}
.btn--primary{background:var(--turf);color:var(--ink);border-color:var(--turf);}
.btn--primary:hover{background:var(--warm);border-color:var(--warm);}
.btn--amber{background:var(--amber);color:var(--ink);border-color:var(--amber);}
.btn--amber:hover{background:var(--warm);border-color:var(--warm);}
.btn--ghost{background:transparent;}
.btn--ghost:hover{color:var(--turf);border-color:var(--turf);}

/* ---------- 12. 面包屑 ---------- */
.breadcrumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding:18px 0;
  font-family:var(--font-num);
  font-size:11px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--note);
}
.breadcrumbs li + li::before{
  content:"/";
  margin-right:8px;
  color:var(--line);
}
.breadcrumbs a{color:var(--note);text-decoration:none;transition:color .18s var(--ease);}
.breadcrumbs a:hover{color:var(--turf);}
.breadcrumbs [aria-current="page"]{color:var(--paper);}

/* ---------- 13. 图片容器 ---------- */
.figure{
  margin:0;
  background:var(--rock);
  border:1px solid var(--line);
  overflow:hidden;
}
.figure--hard{
  border-width:2px;
  box-shadow:var(--shadow-hard);
}
.figure__frame{
  position:relative;
  overflow:hidden;
  background:var(--ink);
}
.figure--wide .figure__frame{aspect-ratio:16 / 9;}
.figure--tall .figure__frame{aspect-ratio:4 / 5;}
.figure--square .figure__frame{aspect-ratio:1 / 1;}
.figure__frame img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
  filter:saturate(.92) contrast(1.06);
}
.figure__ph{
  display:block;
  width:100%;
  height:100%;
  min-height:180px;
  background-image:
    linear-gradient(160deg,rgba(182,255,60,.10),rgba(7,11,24,0) 58%),
    repeating-linear-gradient(135deg,rgba(242,239,230,.05) 0 1px,rgba(242,239,230,0) 1px 11px);
  background-color:var(--rock);
}
.figure__cap{
  display:block;
  padding:10px 13px;
  border-top:1px solid var(--line);
  background:var(--ink);
  font-size:12px;
  line-height:1.55;
  color:var(--note);
}

/* ---------- 14. 筛选控件 ---------- */
.filter-bar{
  display:flex;
  flex-wrap:wrap;
  gap:9px;
  margin:0 0 24px;
}
.filter-btn{
  padding:8px 14px;
  background:transparent;
  border:1px solid var(--line);
  color:var(--note);
  font-family:var(--font-num);
  font-size:12px;
  letter-spacing:.1em;
  text-transform:uppercase;
  cursor:pointer;
  transition:color .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease);
}
.filter-btn:hover{color:var(--paper);border-color:var(--note);}
.filter-btn[aria-pressed="true"]{
  background:var(--turf);
  border-color:var(--turf);
  color:var(--ink);
}

/* ---------- 15. 滚动显现 ---------- */
.js [data-reveal]{
  opacity:0;
  transform:translateY(18px);
  transition:opacity .42s var(--ease),transform .42s var(--ease);
  will-change:opacity,transform;
}
.js [data-reveal].is-visible{
  opacity:1;
  transform:none;
}

/* ---------- 16. 平板 ---------- */
@media (max-width:1080px){
  .header-grid{grid-template-columns:auto 1fr auto;}
  .nav__link{padding:10px 8px;font-size:14px;}
  .season-lamp__text{display:none;}
}
@media (max-width:980px){
  .footer-grid{grid-template-columns:1fr 1fr;}
  .footer-col--brand{grid-column:1 / -1;}
  .grid-12{grid-template-columns:repeat(6,minmax(0,1fr));}
  .col-3,.col-4,.col-5,.col-6,.col-7,.col-8{grid-column:span 3;}
  .col-12{grid-column:1 / -1;}
}

/* ---------- 17. 移动：抽屉导航 ---------- */
@media (max-width:900px){
  .header-grid{
    grid-template-columns:1fr auto;
    gap:12px;
  }
  .nav-toggle{display:inline-flex;}

  .nav{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    max-height:calc(100vh - 64px);
    overflow-y:auto;
    background:var(--rock);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
    padding:10px var(--gut) 26px;
    opacity:0;
    visibility:hidden;
    transform:translateY(-8px);
    pointer-events:none;
    transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s;
  }
  .nav[data-open="true"]{
    opacity:1;
    visibility:visible;
    transform:none;
    pointer-events:auto;
  }
  .nav__list{flex-direction:column;align-items:stretch;gap:0;}
  .nav__item{border-bottom:1px solid var(--line);}
  .nav__item:last-child{border-bottom:0;}
  .nav__link{
    display:flex;
    align-items:baseline;
    justify-content:flex-start;
    gap:10px;
    padding:17px 4px;
    font-size:18px;
    border-bottom:0;
    color:var(--paper);
  }
  .nav__index{font-size:11px;color:var(--note);}
  .nav__link[aria-current="page"]{
    color:var(--turf);
    border-bottom:0;
  }
  .nav__link[aria-current="page"] .nav__index{color:var(--turf);}
}

/* ---------- 18. 手机 ---------- */
@media (max-width:640px){
  .footer-grid{grid-template-columns:1fr;}
  .footer-base{flex-direction:column;justify-content:flex-start;}
  .grid-12{grid-template-columns:1fr;}
  .col-3,.col-4,.col-5,.col-6,.col-7,.col-8,.col-12{grid-column:1 / -1;}
  .season-lamp{padding:7px 8px;}
  .nav-toggle__label{display:none;}
}

/* ---------- 19. 减少动效 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    transition-delay:0ms !important;
  }
  .js [data-reveal]{opacity:1 !important;transform:none !important;}
  .btn:hover,.btn:active{transform:none;}
  .scroll-rail__bar{transition:none;}
}