/* ==========================================================================
   99exch — get99exch.com  |  shared site stylesheet
   Theme: OBSIDIAN GOLD — jet-black glass panels, gold light, emerald wins.
   Matches the 99exch logo (gold letters, teal outline). Dark luxe casino
   look — deliberately nothing like the blue/white panel sites.
   Page-unique rules live in each page's own <style> block.
   ========================================================================== */

:root{
  /* obsidian surfaces */
  --bg:#0b0a08;
  --bg-2:#131109;
  --bg-3:#1a1710;
  --glass:rgba(26,23,16,.72);
  --glass-2:rgba(38,33,22,.6);

  /* gold light */
  --gold:#f7c948;
  --gold-hi:#ffe083;
  --gold-dk:#c99b16;
  --gold-dim:rgba(247,201,72,.16);
  --gold-line:rgba(247,201,72,.28);
  --gold-ink:#2A1A00;

  /* logo teal + exchange colours */
  --teal:#1f7a72;
  --teal-hi:#2ea89d;
  --green:#1fb56b;
  --red:#e04545;
  --back:#72bbef;
  --lay:#f9a9ba;

  /* text */
  --ink:#f5efdf;
  --txt:#e8e2d2;
  --txt-dim:#b8b09a;
  --txt-mute:#8d876f;

  --wa:#25D366;
  --wa-ink:#04250F;

  --line:rgba(247,201,72,.12);
  --line-2:rgba(255,255,255,.08);

  --radius:16px;
  --radius-sm:11px;
  --wrap:1180px;
  --hdr-h:66px;
}

/* ---- overflow guard: clip, never hidden (hidden kills sticky header) ---- */
html{overflow-x:clip;scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{overflow-x:clip;max-width:100%}
main{max-width:100%;overflow-x:clip}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}

html{color-scheme:dark}
body{
  font-family:'Segoe UI',-apple-system,BlinkMacSystemFont,Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);
  color:var(--txt);
  line-height:1.74;
  font-size:16.5px;
  display:flex;flex-direction:column;min-height:100vh;
  background-image:
    radial-gradient(1100px 480px at 85% -140px, rgba(247,201,72,.07), transparent 60%),
    radial-gradient(900px 420px at -10% 30%, rgba(31,122,114,.08), transparent 55%);
  background-attachment:fixed;
}
a{color:var(--gold);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{line-height:1.24;font-weight:800;color:var(--ink)}
h2{font-size:1.62rem;margin:0 0 14px}
h3{font-size:1.18rem;margin:0 0 10px}
p{margin:0 0 15px}
ul,ol{margin:0 0 15px 22px}
li{margin-bottom:7px}
strong{color:var(--ink)}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 20px}

/* gold display heading */
.gold-grad{
  background:linear-gradient(100deg,var(--gold-hi) 10%,var(--gold) 38%,#b8860b 62%,var(--gold-hi) 90%);
  background-size:220% auto;
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
  animation:goldsheen 7s linear infinite;
}
@keyframes goldsheen{to{background-position:220% center}}

/* ---------------- skip link ---------------- */
.skip-link{position:absolute;left:-9999px;top:0;background:var(--gold);color:var(--gold-ink);
  padding:10px 18px;font-weight:700;z-index:200;border-radius:0 0 10px 0}
.skip-link:focus{left:0;text-decoration:none}

/* ---------------- header ---------------- */
.hdr{
  position:sticky;top:0;z-index:100;width:100%;max-width:100vw;
  background:rgba(11,10,8,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--gold-line);
}
.hdr-in{max-width:var(--wrap);margin:0 auto;padding:0 20px;height:var(--hdr-h);
  display:flex;align-items:center;gap:18px}
.hdr-logo{display:flex;align-items:center;flex:0 0 auto}
.hdr-logo img{height:40px;width:auto}
.hdr-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.hdr-nav a{
  color:var(--txt-dim);font-weight:600;font-size:.94rem;padding:8px 13px;border-radius:999px;
  transition:color .2s,background .2s;white-space:nowrap;
}
.hdr-nav a:hover{color:var(--gold);background:var(--gold-dim);text-decoration:none}
.hdr-nav a[aria-current="page"]{color:var(--gold);background:var(--gold-dim)}
.hdr-cta{
  margin-left:8px;flex:0 0 auto;
  background:linear-gradient(180deg,var(--gold-hi),var(--gold)) !important;
  color:var(--gold-ink) !important;
  font-weight:800;padding:10px 20px;border-radius:999px;font-size:.95rem;
  box-shadow:0 3px 16px rgba(247,201,72,.35);
  transition:transform .18s,box-shadow .18s;white-space:nowrap;
}
.hdr-cta:hover{transform:translateY(-1px);box-shadow:0 6px 22px rgba(247,201,72,.5);text-decoration:none}
.hdr-burger{
  display:none;margin-left:auto;flex:0 0 auto;background:none;border:1px solid var(--gold-line);
  border-radius:10px;width:44px;height:40px;cursor:pointer;color:var(--gold);
  font-size:1.25rem;line-height:1;
}
/* mobile menu = absolute dropdown BELOW header (never inline flex) */
#mnav{
  display:block;position:absolute;top:100%;left:0;right:0;
  background:rgba(11,10,8,.97);border-bottom:1px solid var(--gold-line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  flex-direction:column;padding:8px 14px 14px;
  visibility:hidden;opacity:0;transform:translateY(-6px);
  transition:opacity .22s,transform .22s,visibility .22s;
}
#mnav.open{visibility:visible;opacity:1;transform:translateY(0)}
#mnav a{display:block;padding:12px 12px;color:var(--txt);font-weight:600;border-radius:10px}
#mnav a:hover{background:var(--gold-dim);color:var(--gold);text-decoration:none}
#mnav a[aria-current="page"]{color:var(--gold)}
#mnav .hdr-cta{display:block;text-align:center;margin:8px 0 0;border-radius:12px}
@media(max-width:960px){
  .hdr-nav{display:none}
  .hdr-cta.desk{display:none}
  .hdr-burger{display:block}
}

/* ---------------- buttons ---------------- */
.btn{display:inline-block;font-weight:800;border-radius:12px;padding:14px 28px;
  font-size:1.02rem;transition:transform .18s,box-shadow .18s;text-align:center;cursor:pointer;border:0}
.btn:hover{transform:translateY(-2px);text-decoration:none}
.btn-gold{background:linear-gradient(180deg,var(--gold-hi),var(--gold)) !important;color:var(--gold-ink) !important;
  box-shadow:0 4px 18px rgba(247,201,72,.35)}
.btn-gold:hover{box-shadow:0 8px 26px rgba(247,201,72,.5)}
.btn-wa{background:var(--wa) !important;color:var(--wa-ink) !important;box-shadow:0 4px 18px rgba(37,211,102,.3)}
.btn-wa:hover{box-shadow:0 8px 26px rgba(37,211,102,.45)}

/* ---------------- content figures ---------------- */
.shot{margin:26px auto;max-width:820px;width:100%}
.shot img{display:block;width:100%;height:auto;border-radius:var(--radius);border:1px solid var(--line)}
.shot figcaption{margin-top:9px;font-size:.85rem;color:var(--txt-dim);text-align:center}

/* ---------------- tables ---------------- */
.tbl-wrap{overflow-x:auto;margin:0 0 18px;border-radius:var(--radius-sm);border:1px solid var(--line-2)}
table{border-collapse:collapse;width:100%;min-width:520px;font-size:.95rem}
th{background:var(--bg-3);color:var(--gold);text-align:left;padding:11px 14px;font-size:.88rem;
  text-transform:uppercase;letter-spacing:.04em}
td{padding:11px 14px;border-top:1px solid var(--line-2);color:var(--txt);vertical-align:top}
tr:nth-child(even) td{background:rgba(255,255,255,.02)}

/* ---------------- FAQ ---------------- */
.faq details{border:1px solid var(--line-2);border-radius:var(--radius-sm);margin-bottom:11px;
  background:var(--glass);overflow:hidden}
.faq summary{cursor:pointer;padding:15px 18px;font-weight:700;color:var(--ink);list-style:none;
  position:relative;padding-right:44px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:17px;top:50%;transform:translateY(-50%);
  color:var(--gold);font-size:1.3rem;font-weight:400;transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq details p{padding:0 18px 15px;margin:0;color:var(--txt-dim)}

/* ---------------- SEO box ---------------- */
.seo-box{margin:34px 0 8px;border:1px solid var(--line);border-radius:var(--radius);
  background:var(--glass);padding:20px 22px;max-height:300px;overflow-y:auto}
.seo-box h2{font-size:1.15rem;color:var(--gold)}
.seo-box h3{font-size:.98rem;margin-top:12px}
.seo-box p,.seo-box li{font-size:.9rem;color:var(--txt-dim)}

/* ---------------- also-search chips ---------------- */
.also-search{margin:22px 0 10px}
.also-search h2{font-size:1.05rem;color:var(--txt-dim);margin-bottom:12px}
.also-search ul{list-style:none;margin:0;display:flex;flex-wrap:wrap;gap:9px}
.also-search li{margin:0}
.also-search a{display:inline-block;border:1px solid var(--gold-line);border-radius:999px;
  padding:7px 15px;font-size:.86rem;color:var(--txt-dim);background:var(--glass-2);transition:all .2s}
.also-search a:hover{color:var(--gold);border-color:var(--gold);text-decoration:none;transform:translateY(-1px)}

/* ---------------- game rails (marquee) ---------------- */
.rail{overflow:hidden;position:relative;margin:22px 0;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
.rail-track{display:flex;gap:16px;width:max-content;animation:railmove 44s linear infinite}
.rail:hover .rail-track{animation-play-state:paused}
.rail.rev .rail-track{animation-direction:reverse}
@keyframes railmove{to{transform:translateX(-50%)}}
.rail .tile{flex:0 0 auto;width:150px;border-radius:var(--radius-sm);overflow:hidden;
  border:1px solid var(--line);background:var(--bg-3);position:relative}
.rail .tile img{width:100%;height:auto;aspect-ratio:1/1;object-fit:cover}
.rail .tile span{display:block;padding:7px 10px;font-size:.78rem;font-weight:700;color:var(--txt-dim);
  text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ---------------- scroll reveal (opacity/transform only — never clip-path) -------- */
.rv{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.rv.in{opacity:1;transform:none}

/* ---------------- WhatsApp float ---------------- */
.wa-float{position:fixed;right:18px;bottom:18px;z-index:90;width:60px;height:60px;border-radius:50%;
  background:var(--wa);display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 22px rgba(37,211,102,.45);animation:wapulse 2.2s infinite}
.wa-float svg{width:34px;height:34px;fill:#fff}
@keyframes wapulse{
  0%{box-shadow:0 6px 22px rgba(37,211,102,.45),0 0 0 0 rgba(37,211,102,.5)}
  70%{box-shadow:0 6px 22px rgba(37,211,102,.45),0 0 0 16px rgba(37,211,102,0)}
  100%{box-shadow:0 6px 22px rgba(37,211,102,.45),0 0 0 0 rgba(37,211,102,0)}
}

/* ---------------- footer ---------------- */
footer{margin-top:auto;background:#080706;border-top:1px solid var(--gold-line)}
.ftr-in{max-width:var(--wrap);margin:0 auto;padding:38px 20px 26px;display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}
.ftr-in img{height:38px;width:auto;margin-bottom:12px}
.ftr-in p{font-size:.88rem;color:var(--txt-mute)}
.ftr-in .ftr-h{font-size:.92rem;color:var(--gold);text-transform:uppercase;letter-spacing:.05em;margin-bottom:12px}
.ftr-in ul{list-style:none;margin:0}
.ftr-in li{margin-bottom:8px}
.ftr-in a{color:var(--txt-dim);font-size:.9rem}
.ftr-in a:hover{color:var(--gold)}
.ftr-soc{display:flex;gap:14px;margin-top:14px}
.ftr-soc a{display:inline-flex;width:34px;height:34px;border:1px solid var(--gold-line);border-radius:9px;
  align-items:center;justify-content:center;transition:transform .2s,border-color .2s}
.ftr-soc a:hover{transform:translateY(-2px);border-color:var(--gold)}
.ftr-soc svg{width:18px;height:18px;fill:var(--gold)}
.ftr-bar{border-top:1px solid var(--line-2);padding:16px 20px;text-align:center;
  font-size:.82rem;color:var(--txt-mute)}
.ftr-bar b{color:var(--gold)}
@media(max-width:900px){.ftr-in{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.ftr-in{grid-template-columns:1fr}}

/* ---------------- breadcrumb ---------------- */
.bc{font-size:.84rem;color:var(--txt-mute);margin:16px 0 4px}
.bc a{color:var(--txt-dim)}
.bc span{color:var(--gold)}

/* ---------------- misc ---------------- */
::selection{background:var(--gold);color:var(--gold-ink)}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none !important;transition:none !important}
  .rv{opacity:1;transform:none}
}