:root{
  --bg:#0E0E0E;
  --card:#121214;
  --card-2:#151517;
  --text:#f2f2f3;
  --muted:rgba(242,242,243,.55);
  --muted-2:rgba(242,242,243,.38);
  --line:rgba(255,255,255,.09);
  --line-soft:rgba(255,255,255,.07);
  --badge:#232326;
  --accent:#FE99FF;
}
*{box-sizing:border-box;-webkit-user-select:none!important;-moz-user-select:none!important;-ms-user-select:none!important;user-select:none!important;-webkit-user-drag:none!important;user-drag:none!important}
*::before,*::after{-webkit-user-select:none!important;-moz-user-select:none!important;user-select:none!important}
input,textarea,select,[contenteditable="true"]{-webkit-user-select:text!important;-moz-user-select:text!important;-ms-user-select:text!important;user-select:text!important}
img,svg,a{-webkit-user-drag:none!important;user-drag:none!important;-webkit-touch-callout:none!important}
html{scroll-behavior:smooth;scrollbar-gutter:stable;scrollbar-width:none!important;-ms-overflow-style:none}
::-webkit-scrollbar{display:none!important}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"DM Sans",system-ui,-apple-system,sans-serif;
  line-height:1.6;-webkit-font-smoothing:antialiased;
}
/* layout */
.wrap{
  max-width:1060px;margin:0 auto;padding:48px 24px 90px;
  display:grid;grid-template-columns:232px 1fr;gap:28px;align-items:start;
}
/* sidebar */
.side-label{
  font-size:11px;font-weight:600;letter-spacing:.14em;
  color:var(--muted-2);margin:2px 0 10px 4px;
}
.doc-link{
  display:flex;align-items:center;gap:10px;width:100%;
  padding:10px 12px;border-radius:12px;margin-bottom:6px;
  border:1px solid transparent;background:transparent;color:var(--muted);
  font-size:13.5px;font-weight:500;cursor:pointer;text-align:left;
  font-family:inherit;transition:background .2s,border-color .2s,color .2s;
}
.doc-link:hover{color:#fff;background:rgba(255,255,255,.03)}
.doc-link.active{
  color:#fff;background:rgba(255,255,255,.055);
  border-color:var(--line);
}
.doc-ico{
  width:26px;height:26px;border-radius:8px;flex:none;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.07);color:rgba(255,255,255,.7);
}
.doc-link.active .doc-ico{background:rgba(255,255,255,.1);color:#fff}
.doc-link .arrow{margin-left:auto;color:var(--muted-2);display:none}
.doc-link.active .arrow{display:block}
.side-divider{height:1px;background:var(--line-soft);margin:16px 0}
.dl-btn{
  display:flex;align-items:center;gap:8px;justify-content:center;width:100%;
  border:1px solid var(--line);background:transparent;color:var(--text);
  border-radius:12px;padding:11px;font-size:13px;font-weight:500;cursor:pointer;
  font-family:inherit;transition:border-color .2s,background .2s;
}
.dl-btn:hover{border-color:rgba(255,255,255,.22);background:rgba(255,255,255,.04)}
/* main */
.doc-title{font-family:"Space Grotesk",sans-serif;font-size:23px;font-weight:700;margin:0 0 10px;letter-spacing:-.01em}
.doc-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;
  color:var(--muted-2);font-size:12.5px;margin-bottom:22px;
}
.doc-meta span{display:inline-flex;align-items:center;gap:6px}
.doc-meta svg{opacity:.6}
.doc-meta .file{color:var(--muted);text-decoration:underline;text-underline-offset:3px}
/* accordion — exact Binware look */
.acc{border:1px solid var(--line);border-radius:14px;background:var(--card);margin-bottom:10px;overflow:hidden;transition:border-color .25s ease,background .25s ease}
.acc.open{border-color:rgba(255,255,255,.16);background:var(--card-2)}
.acc-head{
  width:100%;display:flex;align-items:center;gap:12px;
  background:none;border:0;color:var(--text);cursor:pointer;
  padding:15px 18px;font-family:inherit;text-align:left;
}
.acc-num{
  width:26px;height:26px;flex:none;border-radius:8px;
  background:var(--badge);color:rgba(255,255,255,.75);
  font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;
  transition:background .25s ease,color .25s ease;
}
.acc.open .acc-num{background:#2c2c30;color:#fff}
.acc-name{font-size:13.5px;font-weight:600;letter-spacing:.01em}
.acc-chev{margin-left:auto;color:var(--muted-2);transition:transform .38s cubic-bezier(.22,1,.36,1),color .25s ease;flex:none;display:flex}
.acc-chev svg{display:block}
.acc.open .acc-chev{transform:rotate(180deg);color:var(--muted)}
/* hover — smooth fade only, like Binware original (no movement) */
.acc:hover{border-color:rgba(255,255,255,.2);background:#151517}
.acc:hover .acc-num{background:#2e2e33;color:#fff}
.acc:hover .acc-chev{color:rgba(255,255,255,.85)}
.acc-head:focus-visible{outline:2px solid var(--accent);outline-offset:-2px;border-radius:14px}
/* smooth expand/collapse — Binware style (grid-rows animation) */
.acc-body{
  display:grid;grid-template-rows:0fr;
  transition:grid-template-rows .42s cubic-bezier(.22,1,.36,1);
  border-top:1px solid transparent;
}
.acc.open .acc-body{grid-template-rows:1fr}
.acc-inner{
  overflow:hidden;min-height:0;
  padding:0 20px 0 56px;color:var(--muted);font-size:13.5px;line-height:1.75;
  opacity:0;transform:translateY(-8px);
  transition:opacity .3s ease,transform .42s cubic-bezier(.22,1,.36,1),padding .42s cubic-bezier(.22,1,.36,1);
}
.acc.open .acc-inner{opacity:1;transform:none;padding-top:2px;padding-bottom:20px}
.acc-inner p{margin:0 0 16px}
.acc-inner p:last-child{margin-bottom:4px}
@media (prefers-reduced-motion:reduce){
  .acc-body,.acc-inner,.acc-chev{transition:none!important}
  .acc-inner{opacity:1;transform:none}
}
.rise{animation:rise .7s cubic-bezier(.22,1,.36,1) both}
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
@media (max-width:860px){
  .wrap{grid-template-columns:1fr;padding-top:28px}
  .side-nav{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px}
  .doc-link .arrow{display:none!important}
  .doc-link span.lbl{font-size:12px}
  .side-divider,.dl-btn{display:none}
  .acc-inner{padding-left:20px}
}
/* site header — same as main page */
.g9-site-header{position:fixed;top:0;left:0;right:0;z-index:50;padding:16px 16px 0}
@media(min-width:640px){.g9-site-header{padding-top:20px}}
.g9-nav{position:relative;max-width:1400px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;border-radius:10px;padding:8px 12px;background:rgba(10,10,12,.55);backdrop-filter:blur(16px) saturate(1.4);-webkit-backdrop-filter:blur(16px) saturate(1.4);border:1px solid rgba(255,255,255,.1)}
@media(min-width:640px){.g9-nav{padding-left:16px;padding-right:16px}}
.g9-logo{display:flex;align-items:center;padding:4px 8px}
.g9-logo img{display:block;height:32px;width:auto;transform:translateY(2px)}
.g9-links{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:flex;align-items:center;gap:4px}
.g9-links a{border-radius:10px;padding:8px 16px;font-size:14px;line-height:20px;color:var(--muted);text-decoration:none;transition:background .2s,color .2s}
.g9-links a:hover{background:rgba(255,255,255,.05);color:#fff}
.g9-actions{display:flex;align-items:center;gap:8px}
.g9-btn-ghost{border:1px solid var(--line);color:var(--text);border-radius:10px;padding:8px 16px;font-size:14px;line-height:20px;text-decoration:none;transition:border-color .2s,background .2s;white-space:nowrap}
.g9-btn-ghost:hover{border-color:rgba(255,255,255,.22);background:rgba(255,255,255,.04)}
.g9-btn-primary{background:#FE99FF;color:#0E0E0E;font-weight:600;border-radius:10px;padding:8px 16px;font-size:14px;line-height:20px;text-decoration:none;transition:background .2s;white-space:nowrap}
.g9-btn-primary:hover{background:#fff}
@media(min-width:640px){.g9-btn-ghost,.g9-btn-primary{padding:10px 20px}}
.g9-burger{display:none;width:40px;height:40px;align-items:center;justify-content:center;border-radius:50%;border:1px solid var(--line);background:none;color:#fff;cursor:pointer}
.g9-mobile{display:none;max-width:1400px;margin:8px auto 0;flex-direction:column;gap:4px;border-radius:24px;padding:12px;background:rgba(10,10,12,.55);backdrop-filter:blur(16px) saturate(1.4);-webkit-backdrop-filter:blur(16px) saturate(1.4);border:1px solid rgba(255,255,255,.1)}
.g9-mobile.open{display:flex}
.g9-mobile a{border-radius:12px;padding:12px 16px;font-size:14px;line-height:20px;color:var(--muted);text-decoration:none}
.g9-mobile a:hover{background:rgba(255,255,255,.05);color:#fff}
@media(max-width:767px){.g9-links{display:none}.g9-burger{display:inline-flex}}
@media(max-width:639px){.g9-actions .g9-btn-ghost,.g9-actions .g9-btn-primary{display:none}}
.g9-lang-wrap{position:relative;display:none;font-family:"DM Sans",sans-serif;}
@media(min-width:640px){.g9-lang-wrap{display:inline-flex;}}
.g9-lang-btn{display:flex;align-items:center;gap:6px;background:none;border:0;color:var(--muted);cursor:pointer;padding:8px 12px;font-size:14px;font-weight:500;transition:color .2s;font-family:inherit;}
.g9-lang-btn:hover{color:#fff;}
.g9-lang-menu{position:absolute;top:100%;right:0;margin-top:8px;background:rgba(10,10,12,.98);border:1px solid rgba(255,255,255,.1);border-radius:10px;width:130px;padding:4px;opacity:0;visibility:hidden;transform:translateY(4px);transition:all .2s ease;box-shadow:none;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);}
.g9-lang-wrap.open .g9-lang-menu{opacity:1;visibility:visible;transform:translateY(0);}
.g9-lang-menu a{display:flex;align-items:center;gap:10px;padding:6px 12px;color:var(--muted);text-decoration:none;font-size:13.5px;border-radius:6px;transition:color .2s;}
.g9-lang-menu a:hover{color:#fff;}
.g9-lang-menu a.active{color:#FE99FF;}
.g9-lang-arr{opacity:0.5;transition:transform .2s;}
.g9-lang-wrap.open .g9-lang-arr{transform:rotate(180deg);}
.wrap{padding-top:112px}
@media(max-width:860px){.wrap{padding-top:96px}}
/* footer — same as main page */
.g9-footer{margin-top:20px}
.g9-foot-inner{max-width:1060px;margin:0 auto;padding:32px 24px 24px}
.g9-foot-top{display:flex;align-items:center;gap:16px;padding-bottom:24px}
.g9-foot-logo{height:32px;width:auto}
.g9-foot-line{flex:1;height:1px;background:rgba(143,146,171,.5);opacity:.3}
.g9-foot-brand{color:#fff;font-size:18px;font-family:"Space Grotesk",sans-serif;white-space:nowrap;margin:0}
.g9-foot-grid{display:grid;grid-template-columns:1fr auto;gap:32px}
.g9-foot-title{color:#fff;font-size:16px;margin:0 0 8px}
.g9-foot-desc{font-size:14px;color:var(--muted);line-height:1.5;max-width:500px;margin:0}
.g9-socials{display:flex;gap:16px;align-items:center;margin-top:12px}
.g9-socials a{color:rgba(255,255,255,.55);display:inline-flex;transition:opacity .2s,color .2s}
.g9-socials a:hover{opacity:.8;color:#fff}
.g9-foot-links{display:flex;flex-direction:column;gap:12px;align-items:flex-end}
.g9-foot-links a{display:flex;align-items:center;gap:8px;color:#fff;font-size:14px;font-weight:500;text-decoration:none;transition:opacity .2s}
.g9-foot-links a:hover{opacity:.8}
.g9-foot-links svg{color:rgba(255,255,255,.55)}
.g9-foot-bottom{margin-top:24px;padding-top:20px;border-top:1px solid rgba(143,146,171,.19);opacity:.6}
.g9-foot-bottom p{font-size:11px;color:#fff;line-height:1.7;margin:0}
.g9-foot-bottom a{color:#fff}
.g9-foot-bottom a:hover{color:var(--accent)}
@media(max-width:640px){.g9-foot-grid{grid-template-columns:1fr}.g9-foot-links{align-items:flex-start}}
@media print{
  .wrap .side,.dl-btn{display:none!important}
  body{background:#fff;color:#000}
  .wrap{display:block;max-width:100%;padding:0}
  .acc{border:1px solid #ccc;break-inside:avoid;background:#fff}
  .acc-body{grid-template-rows:1fr!important}
  .acc-inner{opacity:1!important;transform:none!important;padding-top:2px!important;padding-bottom:20px!important}
  .doc-title,.acc-name,.acc-num{color:#000}
  .acc-inner{color:#333}
}
html{scrollbar-width:none;-ms-overflow-style:none}
::-webkit-scrollbar{display:none}