/* =========================================================
   财神到棋牌 · 共享样式 /assets/site.css
   1 reset  2 tokens  3 base  4 shell  5 type  6 button
   7 crumb  8 stat  9 media 10 fold 11 filter 12 reveal
   13 header 14 footer 15 responsive 16 reduced-motion
   ========================================================= */

/* ---------- 1. reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:88px}
body,h1,h2,h3,h4,h5,p,ul,ol,li,figure,blockquote,dl,dt,dd{margin:0;padding:0}
ul,ol{list-style:none}
img,svg,video{display:block;max-width:100%;height:auto}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:0}
button{cursor:pointer}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse;width:100%}
[hidden]{display:none !important}

/* ---------- 2. tokens ---------- */
:root{
  --red:#C8102E;
  --red-deep:#7A1420;
  --gold:#D4A24C;
  --ink-green:#123A32;
  --ink-green-deep:#0B241F;
  --ivory:#F6EFE3;
  --paper:#E4D9C6;
  --cyan:#21D4C2;
  --ink:#14100E;
  --ink-soft:#3B332C;
  --muted:#6B6259;

  --rail-w:248px;
  --shell:1180px;
  --radius-l:18px;
  --radius-m:12px;
  --radius-s:8px;

  --font-display:"Songti SC","Source Han Serif SC","Noto Serif SC",Georgia,"Times New Roman",serif;
  --font-body:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-mono:ui-monospace,"JetBrains Mono","Roboto Mono",Menlo,Consolas,monospace;

  --shadow-lift:0 12px 26px -14px rgba(20,16,14,.6);
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- 3. base ---------- */
body{
  background:var(--ivory);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:900;letter-spacing:-.02em;line-height:1.18}
p{max-width:64ch}
:focus-visible{outline:3px solid var(--cyan);outline-offset:3px;border-radius:6px}

.skip-link{
  position:fixed;top:10px;left:10px;z-index:300;
  transform:translateY(-200%);
  background:var(--ink);color:var(--ivory);
  padding:.62rem 1.05rem;border-radius:var(--radius-s);
  font-size:14px;letter-spacing:.08em;
  transition:transform .22s var(--ease);
}
.skip-link:focus{transform:translateY(0)}

/* ---------- 4. shell ---------- */
.page-main{display:block;min-height:60vh;background:var(--ivory)}
.wrap{
  width:100%;max-width:var(--shell);
  margin-inline:auto;
  padding-inline:clamp(1.1rem,4vw,2.4rem);
}
.layout{
  display:grid;gap:clamp(1.4rem,4vw,3rem);
  grid-template-columns:minmax(0,1fr);
  align-items:start;
}
.layout__main{min-width:0}
.layout__aside{
  font-size:13.5px;line-height:1.85;color:var(--muted);
  font-family:var(--font-mono);letter-spacing:.02em;
}
.section{padding-block:clamp(2.4rem,7vw,4.6rem)}
.section--ink{background:var(--ink-green);color:var(--ivory)}
.section--ink .lede{color:rgba(246,239,227,.78)}
.section--ink .annot,.section--ink .annot--vertical{color:rgba(246,239,227,.62)}
.section--paper{background:var(--paper)}
.section__head{
  display:flex;flex-wrap:wrap;align-items:flex-end;
  gap:.7rem 1.6rem;margin-bottom:clamp(1.3rem,3vw,2.2rem);
}
.section__title{font-size:clamp(1.5rem,3.4vw,2.3rem)}
.stack>*+*{margin-top:1rem}
.rule{height:1px;border:0;margin-block:1.6rem;background:linear-gradient(90deg,var(--gold),rgba(212,162,76,0))}

/* ---------- 5. type ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:.55rem;
  font-family:var(--font-mono);font-size:12.5px;
  letter-spacing:.26em;color:var(--red);text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--red);display:inline-block}
.page-title{
  font-family:var(--font-display);font-weight:900;
  font-size:clamp(2.1rem,6vw,3.9rem);
  line-height:1.06;letter-spacing:-.02em;
}
.lede{
  font-size:clamp(1.02rem,2vw,1.18rem);
  line-height:1.72;color:var(--ink-soft);max-width:34ch;
}
.annot{
  font-family:var(--font-mono);font-size:12.5px;
  letter-spacing:.14em;color:var(--muted);
}
.annot--vertical{
  writing-mode:vertical-rl;letter-spacing:.32em;
  text-transform:uppercase;
}
.mono{
  font-family:var(--font-mono);letter-spacing:.04em;
  font-variant-numeric:tabular-nums;
}

/* ---------- 6. button ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.78rem 1.35rem;border-radius:999px;
  border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1.2;
  transition:transform .22s var(--ease),background-color .22s var(--ease),
             color .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.btn--primary{
  background:var(--red);color:var(--ivory);
  box-shadow:0 12px 24px -14px rgba(200,16,46,.95);
}
.btn--primary:hover{background:var(--red-deep);transform:translateY(-2px)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--gold)}
.btn--ghost:hover{background:rgba(212,162,76,.16);transform:translateY(-2px)}
.btn--onDark{background:transparent;color:var(--ivory);border-color:rgba(212,162,76,.62)}
.btn--onDark:hover{background:rgba(246,239,227,.12);transform:translateY(-2px)}

/* ---------- 7. breadcrumb ---------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;gap:.4rem;
  font-family:var(--font-mono);font-size:13px;
  letter-spacing:.04em;color:var(--muted);
}
.breadcrumb li{display:flex;align-items:center;gap:.4rem}
.breadcrumb li+li::before{content:"/";color:rgba(107,98,89,.55)}
.breadcrumb a:hover{color:var(--red)}
.breadcrumb [aria-current="page"]{color:var(--ink)}

/* ---------- 8. stat ---------- */
.stat{
  display:inline-flex;flex-direction:column;gap:.15rem;
  padding:.5rem .85rem;border-radius:var(--radius-s);
  background:var(--ivory);color:var(--ink);
  box-shadow:var(--shadow-lift);
}
.stat__value{font-family:var(--font-mono);font-weight:700;font-size:clamp(1.25rem,3vw,1.85rem);line-height:1;letter-spacing:.04em}
.stat__label{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;color:var(--muted)}
.stat--corner{
  position:absolute;top:-16px;right:-10px;
  background:var(--red);border:2px solid var(--gold);
  box-shadow:0 14px 26px -14px rgba(20,16,14,.85);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.stat--corner .stat__value{color:var(--ivory)}
.stat--corner .stat__label{color:rgba(246,239,227,.82)}
.stat--corner:hover{transform:translateY(-4px);box-shadow:0 20px 30px -14px rgba(20,16,14,.9)}

/* ---------- 9. media ---------- */
.media{
  position:relative;overflow:hidden;
  border-radius:var(--radius-l);
  aspect-ratio:16/9;
  background:
    radial-gradient(120% 90% at 20% 0%,rgba(200,16,46,.42),transparent 60%),
    linear-gradient(135deg,var(--ink-green),#1D5448 70%,#0B241F);
}
.media img{width:100%;height:100%;object-fit:cover}
.media--wide{aspect-ratio:21/9}
.media--portrait{aspect-ratio:3/4}
.media__cap{
  position:absolute;inset:auto 0 0 0;
  padding:1.5rem 1.1rem .95rem;
  background:linear-gradient(180deg,rgba(11,36,31,0),rgba(11,36,31,.9));
  color:var(--ivory);font-size:13px;letter-spacing:.06em;
}

/* ---------- 10. fold ---------- */
.fold{border-bottom:1px solid rgba(20,16,14,.14)}
.fold>summary{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:.95rem 0;cursor:pointer;list-style:none;
  font-size:16.5px;font-weight:600;
}
.fold>summary::-webkit-details-marker{display:none}
.fold>summary::after{
  content:"+";font-family:var(--font-mono);font-size:20px;line-height:1;
  color:var(--red);transition:transform .24s var(--ease);
}
.fold[open]>summary::after{content:"–";transform:rotate(180deg)}
.fold__body{padding:.1rem 0 1.15rem;font-size:15.5px;color:var(--ink-soft);max-width:62ch}

/* ---------- 11. filter ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:.45rem;
  padding:.6rem .7rem;border-radius:999px;
  background:rgba(246,239,227,.12);
  border:1px solid rgba(212,162,76,.38);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  color:var(--ivory);
}
.filter-bar--light{
  background:rgba(18,58,50,.06);
  border-color:rgba(18,58,50,.18);
  color:var(--ink);
}
.filter-btn{
  padding:.42rem .95rem;border-radius:999px;
  border:1px solid transparent;font-size:14px;line-height:1.4;
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.filter-btn:hover{background:rgba(246,239,227,.18)}
.filter-bar--light .filter-btn:hover{background:rgba(18,58,50,.1)}
.filter-btn[aria-pressed="true"]{
  background:var(--red);color:var(--ivory);border-color:var(--gold);
}
.filter-count{
  margin-left:auto;padding-right:.6rem;
  font-family:var(--font-mono);font-size:13px;letter-spacing:.08em;
  color:currentColor;opacity:.75;
}

/* ---------- 12. reveal ---------- */
.js .reveal{
  opacity:0;
  transform:perspective(900px) translateY(18px) rotateX(-7deg);
  transform-origin:50% 0;
  transition:opacity .32s var(--ease),transform .32s var(--ease);
}
.js .reveal.is-in{opacity:1;transform:none}

/* ---------- 13. header ---------- */
.site-header{
  position:fixed;inset:0 auto 0 0;z-index:100;
  width:var(--rail-w);
  display:flex;flex-direction:column;gap:1.4rem;
  padding:1.5rem 1.25rem 1.35rem;
  overflow-y:auto;
  color:var(--ivory);
  background:
    radial-gradient(130% 42% at 25% 0%,rgba(200,16,46,.44),transparent 64%),
    linear-gradient(180deg,var(--ink-green) 0%,var(--ink-green-deep) 100%);
  border-right:1px solid rgba(212,162,76,.3);
}
@keyframes glowPulse{
  0%,100%{opacity:.45;transform:scale(1)}
  50%{opacity:.92;transform:scale(1.07)}
}
.rail__glow{
  position:absolute;top:-66px;left:50%;margin-left:-110px;
  width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(212,162,76,.38),rgba(200,16,46,.2) 46%,transparent 70%);
  filter:blur(8px);pointer-events:none;
  animation:glowPulse 6s ease-in-out infinite;
}
.rail__progress{
  position:absolute;top:0;right:0;bottom:0;width:3px;
  background:rgba(246,239,227,.09);pointer-events:none;
}
.rail__progress-bar{
  display:block;width:100%;height:0;
  background:linear-gradient(180deg,var(--gold),var(--red));
}
.rail__top{
  position:relative;z-index:120;
  display:flex;align-items:center;justify-content:space-between;gap:.75rem;
}
.brand{display:flex;align-items:center;gap:.7rem;min-width:0}
.brand__seal{
  flex:0 0 44px;width:44px;height:44px;
  display:grid;place-items:center;
  background:var(--red);color:var(--ivory);
  font-family:var(--font-display);font-weight:900;font-size:22px;
  border-radius:12px;transform:rotate(-4deg);
  box-shadow:inset 0 0 0 2px rgba(212,162,76,.75),var(--shadow-lift);
}
.brand__text{display:block;min-width:0}
.brand__name{
  display:block;
  font-family:var(--font-display);font-weight:900;
  font-size:20px;line-height:1.15;letter-spacing:-.02em;
}
.brand__line{
  display:block;font-family:var(--font-mono);
  font-size:11.5px;letter-spacing:.18em;color:var(--gold);
}
.nav-toggle{
  display:none;align-items:center;gap:.55rem;
  padding:.5rem .7rem;border-radius:10px;
  background:rgba(246,239,227,.08);
  border:1px solid rgba(212,162,76,.5);
  font-size:13px;letter-spacing:.1em;
}
.nav-toggle__bars{display:grid;gap:4px;width:18px}
.nav-toggle__bar{display:block;height:2px;border-radius:2px;background:var(--ivory);transition:transform .26s var(--ease),opacity .2s var(--ease)}
.site-header[data-open] .nav-toggle__bar:nth-child(1){transform:translateY(6px) rotate(45deg)}
.site-header[data-open] .nav-toggle__bar:nth-child(2){opacity:0}
.site-header[data-open] .nav-toggle__bar:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.nav-toggle__label{font-family:var(--font-mono)}

.nav{
  position:relative;z-index:110;
  display:flex;flex-direction:column;gap:.7rem;
}
.nav__label{
  font-family:var(--font-mono);font-size:11.5px;
  letter-spacing:.24em;color:rgba(246,239,227,.5);
  max-width:none;
}
.nav__list{display:flex;flex-direction:column;gap:.22rem}
.nav__link{
  position:relative;display:block;
  padding:.6rem .8rem .6rem 1.4rem;border-radius:10px;
  font-size:15.5px;color:rgba(246,239,227,.86);
  transition:background-color .22s var(--ease),color .22s var(--ease);
}
.nav__link::before{
  content:"";position:absolute;left:.6rem;top:50%;
  width:6px;height:6px;margin-top:-3px;border-radius:2px;
  background:rgba(212,162,76,.5);transform:rotate(45deg);
  transition:background-color .22s var(--ease),box-shadow .22s var(--ease);
}
.nav__link:hover{background:rgba(246,239,227,.09);color:#fff}
.nav__link:hover::before{background:var(--cyan);box-shadow:0 0 10px var(--cyan)}
.nav__link[aria-current="page"]{
  background:linear-gradient(90deg,rgba(200,16,46,.92),rgba(200,16,46,.34));
  color:#fff;
}
.nav__link[aria-current="page"]::before{background:var(--gold);box-shadow:0 0 12px rgba(212,162,76,.95)}

.drawer-entry{
  display:none;flex-direction:column;gap:.15rem;
  padding:.8rem .95rem;border-radius:var(--radius-m);
  background:rgba(200,16,46,.85);
  border:1px solid rgba(212,162,76,.7);
  box-shadow:var(--shadow-lift);
}
.drawer-entry__title{font-family:var(--font-display);font-weight:900;font-size:17px;letter-spacing:-.01em}
.drawer-entry__desc{font-size:12.5px;color:rgba(246,239,227,.8);letter-spacing:.06em}

.rail__foot{
  position:relative;z-index:110;
  margin-top:auto;display:flex;flex-direction:column;gap:.9rem;
}
.quick{display:flex;flex-wrap:wrap;gap:.4rem}
.quick__link{
  display:inline-block;padding:.34rem .68rem;
  border:1px solid rgba(212,162,76,.55);border-radius:999px;
  font-size:13px;color:var(--gold);
  transition:background-color .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.quick__link:hover{background:rgba(212,162,76,.18);color:#fff;transform:translateY(-2px)}
.rail__note{
  padding-top:.85rem;border-top:1px solid rgba(212,162,76,.26);
  font-size:12.5px;line-height:1.7;color:rgba(246,239,227,.6);max-width:none;
}
.rail__tag{
  position:absolute;right:7px;bottom:46%;
  writing-mode:vertical-rl;transform:translateY(50%) rotate(180deg);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.34em;
  color:rgba(212,162,76,.55);pointer-events:none;
}
.nav-scrim{
  position:fixed;inset:0;z-index:95;
  background:rgba(11,36,31,.64);
  opacity:0;pointer-events:none;
  transition:opacity .28s var(--ease);
}
@media (min-width:960px){
  body{padding-left:var(--rail-w)}
}

/* ---------- 14. footer ---------- */
.site-footer{
  position:relative;overflow:hidden;
  padding:clamp(2.6rem,6vw,4.4rem) clamp(1.1rem,4vw,2.4rem) 1.2rem;
  color:var(--ivory);
  background:linear-gradient(180deg,var(--ink-green) 0%,var(--ink-green-deep) 78%);
  border-top:3px solid var(--red);
}
.footer__lantern{
  position:absolute;left:-140px;top:-170px;
  width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,16,46,.5),rgba(212,162,76,.18) 46%,transparent 72%);
  filter:blur(12px);pointer-events:none;
  animation:glowPulse 6s ease-in-out infinite;
}
.footer__inner{
  position:relative;z-index:1;
  width:100%;max-width:var(--shell);margin-inline:auto;
  display:grid;gap:clamp(1.6rem,4vw,3rem);
  grid-template-columns:minmax(0,1fr);
}
.footer__mast{display:flex;flex-direction:column;gap:.6rem}
.footer__brand{
  display:inline-block;
  font-family:var(--font-display);font-weight:900;
  font-size:clamp(1.6rem,3.4vw,2.2rem);
  letter-spacing:-.02em;line-height:1.1;
}
.footer__brand:hover{color:var(--gold)}
.footer__slogan{font-size:15px;color:rgba(246,239,227,.74);max-width:24ch}
.footer__stamp{
  font-family:var(--font-mono);font-size:12px;
  letter-spacing:.16em;color:var(--gold);max-width:none;
}
.footer__cols{display:grid;gap:1.5rem;grid-template-columns:repeat(auto-fit,minmax(140px,1fr))}
.footer__title{
  margin-bottom:.8rem;
  font-family:var(--font-mono);font-size:12px;font-weight:600;
  letter-spacing:.24em;color:var(--gold);
}
.footer__list{display:grid;gap:.45rem;font-size:15px}
.footer__list a{
  display:inline-block;color:rgba(246,239,227,.84);
  border-bottom:1px solid transparent;
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.footer__list a:hover{color:#fff;border-bottom-color:var(--cyan)}
.footer__meta{
  grid-column:1/-1;
  display:grid;gap:.55rem;
  margin-top:.3rem;padding-top:1.3rem;
  border-top:1px solid rgba(212,162,76,.24);
  font-size:14px;color:rgba(246,239,227,.76);
}
.footer__row{display:grid;grid-template-columns:90px minmax(0,1fr);gap:.8rem;align-items:baseline}
.footer__row dt{
  font-family:var(--font-mono);font-size:12px;
  letter-spacing:.16em;color:var(--gold);
}
.footer__row dd{margin:0;max-width:62ch}
.footer__base{
  position:relative;z-index:1;
  width:100%;max-width:var(--shell);margin:2.2rem auto 0;
  padding-top:1.1rem;
  border-top:1px solid rgba(212,162,76,.2);
  display:flex;flex-wrap:wrap;gap:.7rem 1.4rem;
  align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(246,239,227,.6);
}
.footer__copy{max-width:none;font-family:var(--font-mono);letter-spacing:.04em}
.footer__legal{display:flex;flex-wrap:wrap;gap:1.1rem}
.footer__legal a{transition:color .2s var(--ease)}
.footer__legal a:hover{color:var(--gold)}

/* ---------- 15. responsive ---------- */
@media (min-width:760px){
  .footer__inner{grid-template-columns:minmax(0,.85fr) minmax(0,1.9fr)}
}
@media (min-width:900px){
  .layout{grid-template-columns:minmax(0,9fr) minmax(0,3fr)}
  .layout__aside{position:sticky;top:2.4rem}
}
@media (max-width:959px){
  html{scroll-padding-top:74px}
  .site-header{
    position:sticky;inset:auto;top:0;
    width:100%;overflow:visible;
    gap:0;padding:.7rem clamp(.9rem,4vw,1.4rem);
    border-right:0;
    border-bottom:1px solid rgba(212,162,76,.3);
  }
  .rail__glow{left:auto;right:-60px;top:-110px;margin-left:0;width:200px;height:200px}
  .rail__progress{display:none}
  .rail__top{width:100%}
  .nav-toggle{display:inline-flex}
  .nav,.rail__foot{
    position:fixed;left:0;
    width:min(86vw,340px);
    background:linear-gradient(180deg,var(--ink-green),var(--ink-green-deep));
    border-right:1px solid rgba(212,162,76,.34);
    transform:translateX(-104%);
    visibility:hidden;
    transition:transform .32s var(--ease),visibility .32s var(--ease);
  }
  .nav{top:0;bottom:0;padding:1.35rem 1.2rem 160px;overflow-y:auto;gap:1rem}
  .rail__foot{
    bottom:0;margin-top:0;padding:1rem 1.2rem 1.4rem;gap:.8rem;
    border-top:1px solid rgba(212,162,76,.26);
  }
  .site-header[data-open] .nav,
  .site-header[data-open] .rail__foot{transform:none;visibility:visible}
  .site-header[data-open] .nav-scrim{opacity:1;pointer-events:auto}
  .drawer-entry{display:flex}
  .rail__tag{display:none}
  .rail__note{max-width:none}
  body.is-nav-open{overflow:hidden}
}
@media (max-width:600px){
  .footer__row{grid-template-columns:minmax(0,1fr);gap:.15rem}
  .footer__base{font-size:12.5px}
  .filter-bar{border-radius:var(--radius-m)}
  .filter-count{margin-left:0}
}

/* ---------- 16. reduced-motion ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .js .reveal{opacity:1;transform:none}
}