/* ============================================================
   奇异果体育 · 共享样式 /assets/site.css
   重置 → 变量 → 中文排版 → 外壳 → 组件 → 响应式
   ============================================================ */

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0}
h1,h2,h3,h4,h5,p,figure,blockquote,ul,ol,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
img,svg,video{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse;width:100%}
main{display:block}
#main-content{scroll-margin-top:96px}
#main-content:focus{outline:none}

/* ---------- tokens ---------- */
:root{
  --c-ink:#07110D;
  --c-char:#0B0F0C;
  --c-kiwi:#5BBE3F;
  --c-seed:#121A14;
  --c-lime:#D7FF3F;
  --c-orange:#FF7A2F;
  --c-bone:#F3F0E6;
  --c-moss:#8DA39A;
  --c-indigo:#1B4965;
  --c-wine:#6E1F33;

  --c-line:rgba(141,163,154,.26);
  --c-line-soft:rgba(141,163,154,.13);
  --c-grid:rgba(141,163,154,.075);
  --c-text:rgba(243,240,230,.84);
  --c-text-dim:rgba(243,240,230,.56);
  --c-dark:#0B1A06;

  --font-body:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-display:"Barlow Condensed","Oswald","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --font-serif:"Noto Serif SC","Songti SC",Georgia,serif;

  --rail-w:68px;
  --bar-h:64px;
  --pad:clamp(16px,4.2vw,42px);
  --max:1260px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- base type ---------- */
body{
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.78;
  color:var(--c-text);
  background-color:var(--c-ink);
  background-image:
    repeating-linear-gradient(to right,var(--c-grid) 0 1px,transparent 1px 26px),
    repeating-linear-gradient(to bottom,var(--c-grid) 0 1px,transparent 1px 26px),
    radial-gradient(1100px 560px at 88% -8%,rgba(91,190,63,.18),transparent 62%),
    radial-gradient(900px 520px at -6% 14%,rgba(27,73,101,.42),transparent 66%),
    radial-gradient(760px 520px at 50% 108%,rgba(110,31,51,.26),transparent 70%),
    linear-gradient(180deg,#07110D 0%,#091610 46%,#0B0F0C 100%);
  background-repeat:repeat,repeat,no-repeat,no-repeat,no-repeat,no-repeat;
  background-attachment:fixed;
  padding-bottom:calc(var(--bar-h) + env(safe-area-inset-bottom,0px));
  -webkit-font-smoothing:antialiased;
}
@media (min-width:760px){body{font-size:17px}}

h1,h2,h3,h4{font-family:var(--font-display);font-weight:800;line-height:1.08;color:var(--c-bone);letter-spacing:.01em}
h1{font-size:clamp(32px,5.2vw,56px)}
h2{font-size:clamp(25px,3.6vw,38px)}
h3{font-size:clamp(19px,2.2vw,23px);line-height:1.28}
h4{font-size:17px;line-height:1.34}
strong,b{color:var(--c-bone);font-weight:700}
::selection{background:var(--c-lime);color:var(--c-dark)}

a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible{outline:2px solid var(--c-lime);outline-offset:3px}

/* ---------- skip link ---------- */
.skip-link{
  position:fixed;top:0;left:0;z-index:300;
  transform:translateY(-130%);
  padding:10px 18px;
  background:var(--c-lime);color:var(--c-dark);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;
  transition:transform .2s var(--ease);
}
.skip-link:focus{transform:translateY(0)}

/* ---------- 左侧数据轨道 ---------- */
.rail{display:none}
.rail__mark{
  writing-mode:vertical-rl;text-orientation:mixed;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.34em;
  color:var(--c-kiwi);
}
.rail__track{
  position:relative;flex:1 1 auto;width:2px;min-height:70px;
  background:rgba(141,163,154,.2);
}
.rail__bar{
  position:absolute;top:0;left:0;width:100%;height:0;
  background:linear-gradient(180deg,var(--c-lime),var(--c-kiwi));
}
.rail__section{
  writing-mode:vertical-rl;text-orientation:mixed;
  max-height:120px;overflow:hidden;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.2em;
  color:var(--c-moss);
}
.rail__readout{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;
  color:var(--c-lime);
}

/* ---------- header ---------- */
.site-header{
  position:fixed;left:0;right:0;bottom:0;z-index:120;
  background:rgba(8,16,11,.97);
  border-top:1px solid var(--c-line);
  box-shadow:0 -14px 32px rgba(0,0,0,.5);
}
.site-header__ticker{display:none}
.site-header__frame{
  display:flex;align-items:center;gap:10px;
  min-height:var(--bar-h);
  padding-inline:var(--pad);
}
.ticker__note{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.18em;
  color:var(--c-moss);white-space:nowrap;
}

/* brand */
.brand{display:flex;align-items:center;gap:9px;flex:1 1 auto;min-width:0}
.brand__mark{
  flex:0 0 auto;width:34px;height:34px;display:grid;place-items:center;
  font-family:var(--font-display);font-weight:800;font-size:19px;line-height:1;
  color:var(--c-dark);
  background:linear-gradient(135deg,var(--c-lime),var(--c-kiwi));
  clip-path:polygon(0 0,100% 0,100% 74%,74% 100%,0 100%);
}
.brand__text{display:grid;gap:1px;min-width:0}
.brand__name{
  font-family:var(--font-display);font-weight:800;font-size:17px;
  letter-spacing:.06em;color:var(--c-bone);white-space:nowrap;
}
.brand__tag{
  display:none;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;
  color:var(--c-moss);white-space:nowrap;
}

/* nav toggle */
.nav-toggle{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:8px;
  padding:9px 12px;border:1px solid var(--c-line);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  color:var(--c-bone);cursor:pointer;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.nav-toggle:hover{border-color:var(--c-lime);color:var(--c-lime)}
.nav-toggle__bars{display:grid;gap:4px;width:14px}
.nav-toggle__bars span{
  display:block;height:1px;background:var(--c-lime);
  transition:transform .25s var(--ease);
}
.site-header[data-open] .nav-toggle__bars span:first-child{transform:translateY(2.5px) rotate(45deg)}
.site-header[data-open] .nav-toggle__bars span:last-child{transform:translateY(-2.5px) rotate(-45deg)}

/* 移动导航面板 */
.site-nav{
  position:fixed;left:0;right:0;bottom:var(--bar-h);z-index:2;
  display:grid;gap:16px;
  max-height:min(76vh,620px);overflow-y:auto;overscroll-behavior:contain;
  padding:20px var(--pad) 24px;
  background:linear-gradient(180deg,#0C1712 0%,#070E0A 100%);
  border-top:1px solid var(--c-lime);
  box-shadow:0 -24px 44px rgba(0,0,0,.55);
  transform:translateY(calc(100% + 14px));
  visibility:hidden;opacity:0;
  transition:transform .34s var(--ease),opacity .22s var(--ease),visibility .34s linear;
}
.site-header[data-open] .site-nav{transform:translateY(0);visibility:visible;opacity:1}

.site-nav__list{display:grid;gap:0;counter-reset:nav}
.site-nav__list>li{counter-increment:nav}
.site-nav__link{
  display:flex;align-items:baseline;gap:10px;
  padding:12px 2px;border-bottom:1px solid var(--c-line-soft);
  font-family:var(--font-display);font-size:19px;font-weight:700;
  letter-spacing:.03em;color:var(--c-bone);
  transition:color .2s var(--ease);
}
.site-nav__link::before{
  content:counter(nav,decimal-leading-zero);
  flex:0 0 auto;
  font-family:var(--font-mono);font-size:10px;font-weight:400;letter-spacing:.08em;
  color:var(--c-kiwi);
}
.site-nav__link:hover{color:var(--c-lime)}
.site-nav__link[aria-current="page"]{color:var(--c-lime);border-bottom-color:var(--c-lime)}

.site-nav__quick{display:grid;gap:8px}
.site-nav__quick-label{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.2em;
  color:var(--c-moss);
}
.site-header__cta{width:100%;margin-top:4px}

/* 快捷动作 */
.quick-actions{display:flex;flex-wrap:wrap;gap:8px}
.quick-actions--stack{flex-direction:column;align-items:flex-start;gap:6px}
.quick-actions__link{
  display:inline-block;padding:5px 10px;
  border:1px solid var(--c-line);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;
  color:var(--c-text-dim);
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.quick-actions__link:hover{
  color:var(--c-lime);border-color:var(--c-lime);
  background:rgba(215,255,63,.07);
}

/* ---------- footer ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(40px,6vw,84px);
  background:var(--c-char);
  border-top:1px solid var(--c-line);
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--c-lime),var(--c-kiwi) 32%,transparent 72%);
}
.footer__top{
  display:grid;gap:clamp(26px,4vw,44px);
  width:100%;max-width:var(--max);margin-inline:auto;
  padding:clamp(28px,5vw,56px) var(--pad) clamp(24px,4vw,40px);
}
.footer__id{display:grid;gap:12px;align-content:start;justify-items:start}
.footer__mark{
  display:inline-flex;align-items:baseline;gap:9px;
  font-family:var(--font-display);font-weight:800;
  font-size:clamp(24px,3.6vw,34px);letter-spacing:.04em;
  color:var(--c-bone);
}
.footer__mark::after{
  content:"";display:inline-block;width:8px;height:8px;
  background:var(--c-lime);
}
.footer__summary{
  max-width:36ch;font-size:14.5px;line-height:1.8;color:var(--c-text-dim);
}
.footer__cta{margin-top:6px}
.footer__nav{display:grid;gap:26px 20px;grid-template-columns:repeat(2,minmax(0,1fr))}
.footer__col{display:grid;gap:0;align-content:start}
.footer__col-title{
  font-family:var(--font-mono);font-size:11px;font-weight:500;
  letter-spacing:.22em;color:var(--c-kiwi);
  margin-bottom:12px;
}
.footer__list{display:grid;gap:9px}
.footer__link{
  display:inline-block;font-size:14.5px;color:var(--c-text-dim);
  transition:color .2s var(--ease),transform .2s var(--ease);
}
.footer__link:hover{color:var(--c-lime);transform:translateX(3px)}

.footer__contact{
  display:grid;
  width:100%;max-width:var(--max);margin-inline:auto;
  padding-inline:var(--pad);
  border-top:1px solid var(--c-line);
  border-bottom:1px solid var(--c-line);
}
.footer__contact-item{display:grid;gap:3px;padding:18px 0;border-bottom:1px solid var(--c-line-soft)}
.footer__contact-item:last-child{border-bottom:0}
.footer__contact-label{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.2em;color:var(--c-moss);
}
.footer__contact-value{font-size:14.5px;color:var(--c-text);word-break:break-word}

.footer__legal{
  display:flex;flex-wrap:wrap;gap:8px 26px;align-items:center;justify-content:space-between;
  width:100%;max-width:var(--max);margin-inline:auto;
  padding:16px var(--pad) 24px;
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.1em;
  color:var(--c-moss);
}
.footer__legal-item{margin:0}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 20px;
  font-family:var(--font-display);font-size:15px;font-weight:700;
  line-height:1.1;letter-spacing:.06em;text-align:center;
  border:1px solid transparent;border-radius:0;
  color:var(--c-dark);background:var(--c-bone);cursor:pointer;
  transition:background .24s var(--ease),color .24s var(--ease),
             border-color .24s var(--ease),transform .24s var(--ease);
}
.btn:hover{transform:translateY(-1px)}
.btn--primary{background:var(--c-orange);border-color:var(--c-orange);color:#180A02}
.btn--primary:hover{background:var(--c-lime);border-color:var(--c-lime);color:var(--c-dark)}
.btn--ghost{background:transparent;border-color:var(--c-line);color:var(--c-bone)}
.btn--ghost:hover{background:rgba(215,255,63,.07);border-color:var(--c-lime);color:var(--c-lime)}
.btn--block{width:100%}

/* ---------- layout utilities ---------- */
.wrap{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:var(--pad)}
.section{padding-block:clamp(34px,6vw,76px)}
.section-head{display:grid;gap:10px;max-width:64ch;margin-bottom:clamp(18px,3vw,32px)}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.24em;
  text-transform:uppercase;color:var(--c-lime);
}
.eyebrow::before{content:"";display:inline-block;width:26px;height:2px;background:var(--c-lime)}
.lede{font-size:17px;line-height:1.8;color:var(--c-text);max-width:60ch}
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.divider{height:1px;border:0;background:var(--c-line-soft);margin-block:clamp(22px,4vw,46px)}

.grid{display:grid;gap:clamp(14px,2vw,24px)}
.grid--2,.grid--3,.grid--split{grid-template-columns:minmax(0,1fr)}

/* ---------- card / tag ---------- */
.card{
  position:relative;
  padding:clamp(16px,2.6vw,26px);
  background:linear-gradient(180deg,rgba(18,26,20,.92),rgba(11,15,12,.94));
  border:1px solid var(--c-line);
}
.card::before{
  content:"";display:block;width:34px;height:2px;
  background:var(--c-kiwi);margin-bottom:14px;
}
.tag{
  display:inline-block;padding:4px 10px;
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.16em;
  color:var(--c-moss);border:1px solid var(--c-line);
  background:rgba(18,26,20,.6);
}
.tag--indigo{border-color:rgba(27,73,101,.9);background:rgba(27,73,101,.26);color:#9CD0F0}
.tag--wine{border-color:rgba(110,31,51,.9);background:rgba(110,31,51,.26);color:#E8A0B4}

/* ---------- breadcrumbs ---------- */
.breadcrumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding-block:14px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;
  color:var(--c-moss);
}
.breadcrumbs__link{color:var(--c-moss);transition:color .2s var(--ease)}
.breadcrumbs__link:hover{color:var(--c-lime)}
.breadcrumbs__sep{color:rgba(141,163,154,.45)}
.breadcrumbs [aria-current="page"]{color:var(--c-bone)}

/* ---------- media 图片容器 ---------- */
.media{
  position:relative;display:block;overflow:hidden;
  border:1px solid var(--c-line);
  background:linear-gradient(135deg,var(--c-seed),#0A1510);
}
.media::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(7,17,13,0) 42%,rgba(7,17,13,.82) 100%);
}
.media__img{
  width:100%;height:100%;object-fit:cover;
  filter:saturate(.86) contrast(1.06);
}
.media__cap{
  position:absolute;left:0;bottom:0;z-index:2;
  padding:9px 14px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;
  color:var(--c-bone);
  background:rgba(11,15,12,.74);
  border-top:1px solid var(--c-line);
}
.media--16x9{aspect-ratio:16/9}
.media--4x3{aspect-ratio:4/3}
.media--1x1{aspect-ratio:1/1}
.media--wide{aspect-ratio:21/9}

/* ---------- filter ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:8px}
.filter-btn{
  padding:8px 14px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  color:var(--c-text-dim);
  border:1px solid var(--c-line);background:transparent;cursor:pointer;
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.filter-btn:hover{color:var(--c-lime);border-color:var(--c-lime)}
.filter-btn[aria-pressed="true"]{
  background:var(--c-lime);border-color:var(--c-lime);color:var(--c-dark);
}
.filter-empty{
  padding:18px;
  border:1px dashed var(--c-line);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;
  color:var(--c-moss);
}
[data-filter-item][hidden]{display:none !important}

/* ---------- reveal ---------- */
html.reveal-ready [data-reveal]{
  opacity:0;transform:translateY(16px);
  transition:opacity .55s var(--ease),transform .55s var(--ease);
}
html.reveal-ready [data-reveal].is-visible{opacity:1;transform:none}

/* ============================================================
   响应式
   ============================================================ */
@media (min-width:640px){
  .footer__nav{grid-template-columns:repeat(3,minmax(0,1fr))}
  .grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (min-width:720px){
  .footer__contact{grid-template-columns:repeat(3,minmax(0,1fr))}
  .footer__contact-item{
    padding:20px 18px;border-bottom:0;
    border-left:1px solid var(--c-line-soft);
  }
  .footer__contact-item:first-child{padding-left:0;border-left:0}
}
@media (min-width:900px){
  .grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
  .footer__top{grid-template-columns:minmax(240px,4fr) 8fr}
}
@media (min-width:1024px){
  body{padding-bottom:0}
  .site-header{
    position:sticky;top:0;bottom:auto;left:auto;right:auto;
    background:rgba(7,17,13,.94);
    border-top:0;border-bottom:1px solid var(--c-line);
    box-shadow:none;
    backdrop-filter:blur(10px);
  }
  .site-header__ticker{
    display:flex;align-items:center;justify-content:space-between;gap:20px;
    padding:7px var(--pad);
    border-bottom:1px solid var(--c-line-soft);
  }
  .site-header__ticker .quick-actions{gap:20px}
  .site-header__ticker .quick-actions__link{
    padding:0;border:0;background:none;color:var(--c-moss);
    font-size:10px;letter-spacing:.18em;
  }
  .site-header__ticker .quick-actions__link:hover{color:var(--c-lime);background:none}
  .site-header__frame{min-height:72px;gap:clamp(10px,1.6vw,24px)}
  .brand{flex:0 0 auto}
  .brand__tag{display:block}

  .site-nav{
    position:static;transform:none;visibility:visible;opacity:1;
    max-height:none;overflow:visible;
    padding:0;border:0;box-shadow:none;background:none;
    display:flex;align-items:center;justify-content:flex-end;
    gap:clamp(10px,1.6vw,26px);
    flex:1 1 auto;
  }
  .site-nav__list{display:flex;align-items:center;gap:clamp(8px,1.4vw,22px)}
  .site-nav__link{
    display:inline-flex;align-items:center;gap:6px;
    padding:8px 0;border-bottom:0;
    font-family:var(--font-body);font-size:13.5px;font-weight:500;
    letter-spacing:.02em;color:var(--c-text-dim);
    position:relative;
  }
  .site-nav__link::before{
    font-size:9px;letter-spacing:.04em;
    transform:translateY(-4px);color:rgba(141,163,154,.72);
  }
  .site-nav__link::after{
    content:"";position:absolute;left:0;right:0;bottom:1px;height:2px;
    background:var(--c-lime);
    transform:scaleX(0);transform-origin:left;
    transition:transform .28s var(--ease),background .2s var(--ease);
  }
  .site-nav__link:hover{color:var(--c-bone)}
  .site-nav__link:hover::after{transform:scaleX(1);background:var(--c-kiwi)}
  .site-nav__link[aria-current="page"]{color:var(--c-lime)}
  .site-nav__link[aria-current="page"]::after{transform:scaleX(1)}
  .site-nav__quick{display:none}
  .site-header__cta{width:auto;margin-top:0;margin-left:clamp(4px,1vw,16px)}
  .nav-toggle{display:none}

  .grid--split{grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(20px,3vw,40px)}
}
@media (min-width:1200px){
  body{padding-left:var(--rail-w)}
  .rail{
    position:fixed;left:0;top:0;bottom:0;width:var(--rail-w);z-index:140;
    display:flex;flex-direction:column;align-items:center;gap:14px;
    padding:20px 0 22px;
    border-right:1px solid var(--c-line);
    background:linear-gradient(180deg,#08150F 0%,#060D09 72%,#0B0F0C 100%);
  }
  .brand__name{font-size:18px}
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  html.reveal-ready [data-reveal]{opacity:1;transform:none}
  .site-nav{transition:none}
  .btn:hover,.footer__link:hover{transform:none}
}

/* ---------- print ---------- */
@media print{
  .site-header,.rail,.site-footer,.nav-toggle{display:none !important}
  body{background:#fff;color:#111;padding:0}
}