/* ===== 第一娱乐会馆 · 共享样式 /assets/site.css ===== */
:root{
  --ink:#0B0614;
  --ink-2:#140A24;
  --glass:#1E1433;
  --violet:#A855F7;
  --blue:#2DD4FF;
  --gold:#F6C76A;
  --coral:#FF5C8A;
  --white:#F4F1FF;
  --muted:#B9ADD6;
  --mint:#3DE0B0;
  --line:rgba(168,85,247,.30);
  --line-soft:rgba(185,173,214,.16);
  --maxw:1200px;
  --pad:clamp(1.15rem,4vw,2.75rem);
  --cut:20px;
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-geo:"Futura","Avenir Next","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body,h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0}
body{
  min-height:100vh;
  font-family:var(--font-cn);
  font-size:clamp(1rem,.35vw + .94rem,1.06rem);
  line-height:1.75;
  color:var(--white);
  background:
    radial-gradient(1100px 640px at 86% -12%,rgba(168,85,247,.22),transparent 62%),
    radial-gradient(820px 560px at 6% 8%,rgba(45,212,255,.13),transparent 64%),
    linear-gradient(180deg,#0B0614 0%,#0B0614 52%,#140A24 100%);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img,svg{max-width:100%}
img{height:auto}
a{color:var(--blue)}
button{font:inherit;color:inherit}
::selection{background:var(--violet);color:#0B0614}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:2px}
h1,h2,h3,h4{font-weight:900;letter-spacing:-.035em;line-height:1.18;color:var(--white)}
h1{font-size:clamp(2.1rem,5.4vw,4rem)}
h2{font-size:clamp(1.5rem,3vw,2.2rem)}
h3{font-size:clamp(1.1rem,1.6vw,1.3rem)}
p{max-width:68ch}

/* ---------- 布局与原语 ---------- */
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--pad)}
.section{padding-block:clamp(2.4rem,6vw,4.8rem)}
.eyebrow{
  display:inline-flex;align-items:center;gap:.55rem;
  font-family:var(--font-geo);font-size:.7rem;font-weight:700;
  letter-spacing:.28em;text-transform:uppercase;color:var(--blue);
}
.eyebrow::before{content:"";width:26px;height:2px;background:linear-gradient(90deg,var(--violet),var(--blue))}
.section-head{display:grid;gap:.55rem;margin-bottom:clamp(1.2rem,3vw,2rem)}
.section-head__title{font-size:clamp(1.6rem,3.4vw,2.4rem)}
.section-head__note{color:var(--muted);font-size:.92rem;letter-spacing:.02em}
.light-rule{
  height:2px;border:0;margin:0;
  background:linear-gradient(90deg,transparent,var(--violet) 28%,var(--blue) 62%,transparent);
  background-size:200% 100%;opacity:.8;
}
.grid{display:grid;gap:clamp(1rem,2.4vw,2rem)}
.grid--12{grid-template-columns:repeat(12,minmax(0,1fr))}
.u-span-4{grid-column:span 4}
.u-span-5{grid-column:span 5}
.u-span-6{grid-column:span 6}
.u-span-7{grid-column:span 7}
.u-span-8{grid-column:span 8}
.note-vertical{
  writing-mode:vertical-rl;letter-spacing:.42em;text-transform:uppercase;
  font-family:var(--font-geo);font-size:.66rem;color:var(--muted);
}

/* ---------- 图片容器基础规则（页面阶段填充） ---------- */
.media-figure{margin:0;display:grid;gap:.6rem}
.media-figure__cap{font-size:.78rem;letter-spacing:.06em;color:var(--muted)}
.media-frame{
  position:relative;overflow:hidden;isolation:isolate;
  background:linear-gradient(150deg,rgba(168,85,247,.24),rgba(45,212,255,.12) 46%,rgba(11,6,20,.94));
  border:1px solid var(--line-soft);
  clip-path:polygon(0 0,calc(100% - var(--cut)) 0,100% var(--cut),100% 100%,var(--cut) 100%,0 calc(100% - var(--cut)));
}
.media-frame::after{
  content:"";position:absolute;inset:0;pointer-events:none;z-index:2;
  background:radial-gradient(120% 80% at 82% 0%,rgba(45,212,255,.32),transparent 58%);
  mix-blend-mode:screen;
}
.media-frame img{display:block;width:100%;height:100%;object-fit:cover;position:relative;z-index:1}
.media-frame--wide{aspect-ratio:16/9}
.media-frame--tall{aspect-ratio:3/4}
.media-frame--square{aspect-ratio:1/1}

/* ---------- 切角面板 / 标签 / 目录 / 面包屑 ---------- */
.panel-cut{
  position:relative;
  padding:clamp(1.1rem,2.4vw,1.8rem);
  background:linear-gradient(160deg,rgba(30,20,51,.96),rgba(20,10,36,.9));
  border:1px solid var(--line-soft);
  clip-path:polygon(0 0,calc(100% - var(--cut)) 0,100% var(--cut),100% 100%,var(--cut) 100%,0 calc(100% - var(--cut)));
}
.panel-cut::before{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:linear-gradient(90deg,var(--violet),var(--blue));opacity:.7;
}
.panel-cut:hover{border-color:rgba(45,212,255,.4)}
.tag{
  display:inline-flex;align-items:center;gap:.3rem;
  padding:.22rem .65rem;border-radius:999px;
  font-size:.72rem;letter-spacing:.08em;
  color:var(--blue);border:1px solid rgba(45,212,255,.4);background:rgba(45,212,255,.09);
}
.tag--gold{color:var(--gold);border-color:rgba(246,199,106,.45);background:rgba(246,199,106,.1)}
.tag--coral{color:var(--coral);border-color:rgba(255,92,138,.45);background:rgba(255,92,138,.1)}
.tag--mint{color:var(--mint);border-color:rgba(61,224,176,.4);background:rgba(61,224,176,.1)}
.ledger{list-style:none;margin:0;padding:0;border-top:1px solid var(--line-soft)}
.ledger__row{
  display:grid;grid-template-columns:auto minmax(0,1fr) auto;
  gap:.9rem;align-items:baseline;
  padding:.85rem .25rem;border-bottom:1px solid var(--line-soft);
  transition:background .25s ease,padding-left .25s ease;
}
.ledger__row:hover{background:rgba(168,85,247,.09);padding-left:.6rem}
.ledger__idx{font-family:var(--font-geo);font-size:.74rem;letter-spacing:.16em;color:var(--gold)}
.ledger__title{color:var(--white);font-weight:700}
.ledger__meta{font-size:.78rem;color:var(--muted)}
.breadcrumb{padding-block:.9rem;border-bottom:1px solid var(--line-soft);font-size:.78rem}
.breadcrumb ol{display:flex;flex-wrap:wrap;gap:.5rem;list-style:none;margin:0;padding:0;color:var(--muted);letter-spacing:.06em}
.breadcrumb li+li::before{content:"/";margin-right:.5rem;color:var(--violet)}
.breadcrumb a{color:var(--muted);text-decoration:none}
.breadcrumb a:hover{color:var(--white)}
.breadcrumb [aria-current="page"]{color:var(--gold)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.45rem;
  padding:.72rem 1.2rem;border:1px solid transparent;background:none;
  font-size:.9rem;font-weight:800;letter-spacing:.02em;text-decoration:none;cursor:pointer;
  clip-path:polygon(10px 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%,0 10px);
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
}
.btn--primary{color:#0B0614;background:linear-gradient(118deg,var(--violet),#7C3AED 55%,var(--blue));box-shadow:0 0 0 0 rgba(45,212,255,0)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 10px 28px -12px rgba(45,212,255,.9)}
.btn--ghost{color:var(--white);border-color:rgba(185,173,214,.34);background:rgba(30,20,51,.62)}
.btn--ghost:hover{color:var(--blue);border-color:var(--blue);background:rgba(45,212,255,.1)}
.btn--gold{color:#0B0614;background:linear-gradient(118deg,var(--gold),#FFDCA0)}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 10px 26px -14px rgba(246,199,106,.9)}
.btn--sm{padding:.42rem .85rem;font-size:.78rem;letter-spacing:.04em}
.btn-row{display:flex;flex-wrap:wrap;gap:.75rem;align-items:center}

/* ---------- 跳转链接 ---------- */
.skip-link{
  position:absolute;left:50%;top:-4rem;transform:translateX(-50%);z-index:120;
  padding:.6rem 1.15rem;background:var(--gold);color:#0B0614;
  font-weight:800;text-decoration:none;letter-spacing:.04em;
  transition:top .22s ease;
}
.skip-link:focus,.skip-link:focus-visible{top:.55rem;outline:2px solid var(--white);outline-offset:2px}

/* ---------- 刊头导航 ---------- */
.masthead{
  position:relative;z-index:30;
  background:linear-gradient(180deg,rgba(20,10,36,.97),rgba(11,6,20,.84));
  border-bottom:1px solid var(--line-soft);
  backdrop-filter:blur(8px);
}
.masthead__glow{
  position:absolute;inset:0 0 auto 0;height:130px;pointer-events:none;
  background:radial-gradient(60% 130% at 50% 0%,rgba(168,85,247,.32),transparent 70%);
}
.masthead__inner{
  position:relative;
  max-width:var(--maxw);margin-inline:auto;
  padding:.85rem var(--pad) .6rem;
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:1rem;
}
.masthead__meta{
  display:flex;align-items:center;gap:.6rem;
  font-family:var(--font-geo);font-size:.68rem;font-weight:700;
  letter-spacing:.18em;text-transform:uppercase;color:var(--muted);
}
.masthead__dot{width:6px;height:6px;border-radius:50%;background:var(--gold);box-shadow:0 0 10px var(--gold);flex:none}
.masthead__city{color:var(--muted)}
.masthead__brand{display:flex;flex-direction:column;align-items:center;gap:.2rem;text-decoration:none}
.masthead__brand-cn{
  font-size:clamp(1.35rem,2.7vw,1.95rem);font-weight:900;letter-spacing:-.045em;line-height:1;
  color:var(--white);text-shadow:0 0 26px rgba(168,85,247,.55);
}
.masthead__brand-en{
  font-family:var(--font-geo);font-size:.58rem;font-weight:800;
  letter-spacing:.42em;text-indent:.42em;color:var(--blue);
}
.masthead__brand:hover .masthead__brand-cn{color:#fff;text-shadow:0 0 30px rgba(45,212,255,.8)}
.masthead__aside{display:flex;align-items:center;justify-content:flex-end;gap:.5rem}
.badge-version{
  display:inline-flex;align-items:center;gap:.4rem;
  padding:.36rem .72rem;text-decoration:none;
  font-family:var(--font-geo);font-size:.66rem;font-weight:800;letter-spacing:.14em;
  color:var(--gold);border:1px solid rgba(246,199,106,.45);background:rgba(246,199,106,.08);
  clip-path:polygon(9px 0,100% 0,100% calc(100% - 9px),calc(100% - 9px) 100%,0 100%,0 9px);
  transition:background .25s ease,color .25s ease;
}
.badge-version::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--gold);flex:none;
  animation:dotPulse 3.4s ease-in-out infinite;
}
.badge-version:hover{background:rgba(246,199,106,.18);color:#FFE7B8}
.nav-toggle{
  display:none;align-items:center;gap:.5rem;
  padding:.5rem .75rem;background:rgba(30,20,51,.85);color:var(--white);
  border:1px solid var(--line-soft);cursor:pointer;
  font-size:.78rem;font-weight:700;letter-spacing:.14em;
  clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px);
}
.nav-toggle__bars{display:grid;gap:3px;width:16px}
.nav-toggle__bars i{display:block;height:2px;background:var(--blue);transition:transform .3s ease,opacity .3s ease}
.masthead[data-open="true"] .nav-toggle__bars i:nth-child(1){transform:translateY(5px) rotate(45deg)}
.masthead[data-open="true"] .nav-toggle__bars i:nth-child(2){opacity:0}
.masthead[data-open="true"] .nav-toggle__bars i:nth-child(3){transform:translateY(-5px) rotate(-45deg)}
.masthead__rule{height:2px;background:linear-gradient(90deg,transparent,var(--violet) 26%,var(--blue) 62%,transparent);background-size:200% 100%;animation:ruleDrift 14s linear infinite;opacity:.85}
.masthead__navwrap{max-width:var(--maxw);margin-inline:auto;padding:0 var(--pad)}
.nav-list{display:flex;justify-content:center;flex-wrap:wrap;gap:clamp(.4rem,1.8vw,1.7rem);list-style:none;margin:0;padding:0}
.nav-list__item{margin:0}
.nav-link{
  position:relative;display:inline-block;padding:.6rem .2rem .8rem;
  font-size:.9rem;font-weight:600;letter-spacing:.02em;
  color:var(--muted);text-decoration:none;transition:color .25s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:.42rem;height:2px;
  background:linear-gradient(90deg,var(--violet),var(--blue));
  transform:scaleX(0);transform-origin:left;transition:transform .3s ease;
  box-shadow:0 0 10px rgba(168,85,247,.75);
}
.nav-link:hover,.nav-link:focus-visible{color:var(--white)}
.nav-link:hover::after,.nav-link:focus-visible::after{transform:scaleX(1)}
.nav-link[aria-current="page"]{color:var(--white);font-weight:800}
.nav-link[aria-current="page"]::before{
  content:"";position:absolute;left:50%;top:.1rem;width:5px;height:5px;border-radius:50%;
  transform:translateX(-50%);background:var(--gold);box-shadow:0 0 8px var(--gold);
}
.nav-drawer__extra{display:none}

/* ---------- 页脚 ---------- */
.site-foot{
  position:relative;overflow:hidden;margin-top:clamp(3rem,7vw,6rem);
  background:linear-gradient(180deg,rgba(30,20,51,.55),#140A24 46%,#0B0614 100%);
  border-top:1px solid var(--line);
}
.site-foot__glow{
  position:absolute;inset:0 0 auto 0;height:180px;pointer-events:none;
  background:radial-gradient(52% 120% at 22% 0%,rgba(45,212,255,.22),transparent 68%),
             radial-gradient(48% 120% at 82% 0%,rgba(168,85,247,.26),transparent 70%);
}
.site-foot__inner{
  position:relative;
  max-width:var(--maxw);margin-inline:auto;
  padding:clamp(2rem,5vw,3.4rem) var(--pad) clamp(1.2rem,2vw,1.6rem);
  display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.6fr);
  gap:clamp(1.6rem,4vw,3rem);align-items:start;
}
.stub-label{font-family:var(--font-geo);font-size:.66rem;font-weight:800;letter-spacing:.3em;color:var(--blue)}
.stub-brand{font-size:clamp(1.3rem,2.4vw,1.7rem);font-weight:900;letter-spacing:-.045em;line-height:1.2;margin:.4rem 0 1rem;color:var(--white)}
.stamp-version{
  display:inline-flex;flex-direction:column;align-items:center;gap:.1rem;
  padding:.55rem 1.05rem;transform:rotate(-3deg);
  color:var(--gold);background:rgba(246,199,106,.06);
  border:1px solid rgba(246,199,106,.5);outline:1px solid rgba(246,199,106,.18);outline-offset:3px;
}
.stamp-version__num{font-family:var(--font-geo);font-size:1.05rem;font-weight:800;letter-spacing:.2em}
.stamp-version__txt{font-size:.6rem;letter-spacing:.3em;color:var(--muted)}
.stub-note{margin-top:1rem;font-size:.8rem;color:var(--muted);max-width:26ch}
.site-foot__cols{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(1rem,2.4vw,2rem);
  border-left:1px dashed rgba(185,173,214,.22);
  padding-left:clamp(1rem,3vw,2.5rem);
}
.foot-col__title{
  display:flex;align-items:center;gap:.45rem;
  font-size:.72rem;font-weight:800;letter-spacing:.24em;text-transform:uppercase;
  color:var(--gold);margin-bottom:.9rem;
}
.foot-col__title::before{content:"";width:14px;height:1px;background:var(--gold);flex:none}
.foot-list{list-style:none;margin:0;padding:0;display:grid;gap:.5rem;font-size:.86rem}
.foot-list li{display:flex;flex-wrap:wrap;align-items:baseline;gap:.4rem}
.foot-list a{color:var(--muted);text-decoration:none;transition:color .2s ease,padding-left .2s ease}
.foot-list a:hover{color:var(--white);padding-left:.25rem}
.foot-list--info{gap:.6rem}
.foot-key{font-size:.72rem;letter-spacing:.14em;color:rgba(185,173,214,.75);min-width:2.6em}
.foot-val{font-size:.84rem;color:var(--white);word-break:break-all;line-height:1.5}
.copy-chip{
  padding:.16rem .55rem;background:rgba(45,212,255,.1);color:var(--blue);
  border:1px solid rgba(45,212,255,.4);border-radius:999px;
  font-size:.7rem;font-weight:700;letter-spacing:.06em;cursor:pointer;
  transition:background .2s ease,color .2s ease;
}
.copy-chip:hover{background:rgba(45,212,255,.22);color:#DFF9FF}
.copy-chip[data-copied="true"]{color:var(--mint);border-color:rgba(61,224,176,.5);background:rgba(61,224,176,.14)}
.site-foot__bar{
  position:relative;
  max-width:var(--maxw);margin:1.5rem auto 0;padding:1rem var(--pad) 2.2rem;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.6rem 1.4rem;
  border-top:1px dashed rgba(185,173,214,.18);
}
.foot-legal{font-size:.76rem;letter-spacing:.05em;color:var(--muted);display:flex;flex-wrap:wrap;align-items:center;gap:.35rem}
.foot-legal--links a{color:var(--muted);text-decoration:none;border-bottom:1px solid transparent;transition:color .2s ease,border-color .2s ease}
.foot-legal--links a:hover{color:var(--blue);border-color:var(--blue)}
.foot-icp{letter-spacing:.08em;color:var(--muted)}
.sep{color:rgba(185,173,214,.4)}

/* ---------- 动效与滚动进度 ---------- */
@keyframes ruleDrift{0%{background-position:0% 50%}100%{background-position:200% 50%}}
@keyframes dotPulse{0%,100%{box-shadow:0 0 0 0 rgba(246,199,106,.6)}50%{box-shadow:0 0 0 6px rgba(246,199,106,0)}}
.scroll-progress{
  position:fixed;top:0;left:0;height:2px;width:0;z-index:90;pointer-events:none;
  background:linear-gradient(90deg,var(--violet),var(--blue),var(--gold));
  box-shadow:0 0 12px rgba(45,212,255,.75);
  transition:width .12s linear;
}
[data-reveal]{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.3,1)}
[data-reveal].is-in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1000px){
  .u-span-4,.u-span-5,.u-span-6,.u-span-7,.u-span-8{grid-column:span 6}
  .grid--12{grid-template-columns:repeat(6,minmax(0,1fr))}
}
@media (max-width:920px){
  .masthead__inner{
    grid-template-columns:minmax(0,1fr) auto;
    grid-template-areas:"meta toggle" "brand brand";
    row-gap:.65rem;padding-block:.8rem;
  }
  .masthead__meta{grid-area:meta;justify-content:flex-start;font-size:.62rem;letter-spacing:.14em}
  .nav-toggle{grid-area:toggle;display:inline-flex}
  .masthead__brand{grid-area:brand;justify-self:center}
  .masthead__aside{display:none}
  .masthead__navwrap{max-height:0;overflow:hidden;transition:max-height .38s ease}
  .masthead[data-open="true"] .masthead__navwrap{max-height:70vh;overflow-y:auto}
  .nav-list{flex-direction:column;gap:0;padding:.4rem 0 .6rem}
  .nav-list__item{border-top:1px solid var(--line-soft)}
  .nav-link{display:block;padding:.95rem .2rem;font-size:1rem}
  .nav-link::after{display:none}
  .nav-link[aria-current="page"]{color:var(--gold)}
  .nav-link[aria-current="page"]::before{left:.1rem;top:50%;transform:translateY(-50%)}
  .nav-drawer__extra{display:flex;flex-wrap:wrap;gap:.6rem;padding:0 0 1.3rem}
  .site-foot__inner{grid-template-columns:minmax(0,1fr)}
  .site-foot__cols{border-left:0;padding-left:0;border-top:1px dashed rgba(185,173,214,.22);padding-top:1.4rem}
}
@media (max-width:700px){
  .site-foot__cols{grid-template-columns:repeat(2,minmax(0,1fr))}
  .u-span-4,.u-span-5,.u-span-6,.u-span-7,.u-span-8{grid-column:1/-1}
  .grid--12{grid-template-columns:minmax(0,1fr)}
  .site-foot__bar{justify-content:flex-start}
}
@media (max-width:460px){
  .site-foot__cols{grid-template-columns:minmax(0,1fr)}
  .stamp-version{transform:rotate(-2deg)}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;animation-iteration-count:1 !important;
    transition-duration:.001ms !important;scroll-behavior:auto !important;
  }
  .masthead__rule{background-position:50% 50%}
  [data-reveal]{opacity:1 !important;transform:none !important}
  .btn:hover{transform:none}
}