/* ===============================================================
   Biyografi — Tech Data Grid v2 (yellow-prominent + gradients)
   =============================================================== */

:root{
  --bg-base:#F7F8FB;
  --bg-card:#FFFFFF;
  --bg-soft:#EFF2F7;
  --bg-line:#E2E8F0;
  --bg-ink:#0F172A;
  --bg-ink-2:#475569;
  --bg-ink-3:#94A3B8;
  --bg-y:#FFC400;
  --bg-y-2:#FFA500;
  --bg-y-3:#FF8800;
  --bg-y-soft:#FFF4CC;
  --bg-y-glow:rgba(255,196,0,.45);
  --bg-ok:#10B981;
  --bg-warn:#F97316;
  --bg-err:#EF4444;
  --bg-info:#0EA5E9;
  --bg-shadow-sm:0 1px 2px rgba(15,23,42,.06);
  --bg-shadow-md:0 6px 18px rgba(15,23,42,.08);
  --bg-shadow-lg:0 16px 40px rgba(15,23,42,.12);
  --bg-shadow-y:0 8px 24px rgba(255,196,0,.25);
  --bg-radius-sm:6px;
  --bg-radius-md:12px;
  --bg-radius-lg:18px;
  --bg-font-display:'Space Grotesk',system-ui,-apple-system,'Segoe UI',sans-serif;
  --bg-font-body:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  --bg-font-mono:'JetBrains Mono','SF Mono',Consolas,'Liberation Mono',monospace;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:linear-gradient(180deg, #FFFCEF 0%, #FAF6E8 30%, #F7F8FB 70%, #EEF1F6 100%);
  color:var(--bg-ink);
  font-family:var(--bg-font-body);
  line-height:1.65;font-size:15px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
  position:relative;
}
/* Animated yellow blobs — chaotic drift, extends behind header too */
body::before,body::after{
  content:"";position:fixed;left:0;top:0;width:100%;height:100%;
  pointer-events:none;z-index:-1;
}
body::before{
  background:
    radial-gradient(ellipse 700px 500px at 20% 30%, rgba(255,196,0,.28) 0%, transparent 60%),
    radial-gradient(ellipse 600px 400px at 80% 70%, rgba(255,170,0,.18) 0%, transparent 60%);
  animation:bgDrift1 38s ease-in-out infinite;
}
body::after{
  background:
    radial-gradient(ellipse 800px 600px at 60% 20%, rgba(255,196,0,.22) 0%, transparent 65%),
    radial-gradient(ellipse 500px 400px at 10% 80%, rgba(255,210,50,.16) 0%, transparent 60%);
  animation:bgDrift2 46s ease-in-out infinite reverse;
}
@keyframes bgDrift1{
  0%   {transform:translate(0,0) rotate(0deg);}
  20%  {transform:translate(-8%,5%) rotate(2deg);}
  40%  {transform:translate(6%,-4%) rotate(-1deg);}
  60%  {transform:translate(-5%,-7%) rotate(3deg);}
  80%  {transform:translate(7%,6%) rotate(-2deg);}
  100% {transform:translate(0,0) rotate(0deg);}
}
@keyframes bgDrift2{
  0%   {transform:translate(0,0) scale(1);}
  25%  {transform:translate(5%,-6%) scale(1.05);}
  50%  {transform:translate(-7%,4%) scale(.95);}
  75%  {transform:translate(4%,7%) scale(1.03);}
  100% {transform:translate(0,0) scale(1);}
}
@media(prefers-reduced-motion: reduce){
  body::before,body::after{animation:none}
}

/* MOBILE perf: kill expensive animated gradient + GPU blur */
@media(max-width:760px){
  body{
    background:
      radial-gradient(ellipse 600px 380px at 80% 0%, rgba(255,196,0,.22) 0%, transparent 65%),
      linear-gradient(180deg, #FFFCEF 0%, #FAF6E8 28%, #F7F8FB 70%, #EEF1F6 100%);
  }
  body::before,body::after{display:none!important}
  .bg-topbar{
    background:rgba(255,253,240,.95);
    backdrop-filter:none;-webkit-backdrop-filter:none;
  }
  .bg-trust__pill{backdrop-filter:none;-webkit-backdrop-filter:none}
  .bg-hero__chip{backdrop-filter:none;-webkit-backdrop-filter:none}
}
img{max-width:100%;height:auto;display:block}
a{color:var(--bg-y-2);text-decoration:none;transition:color .15s}
a:hover{color:var(--bg-y-3);text-decoration:underline}

/* Typography — gradient headings with yellow glow */
h1,h2,h3,h4{
  font-family:var(--bg-font-display);font-weight:700;line-height:1.2;
  letter-spacing:-0.02em;
}
h1{
  font-size:34px;margin:18px 0 14px;
  background:linear-gradient(135deg, #0F172A 0%, #1E293B 40%, #B8860B 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  filter:drop-shadow(0 2px 8px rgba(255,196,0,.18));
}
h2{
  font-size:26px;margin:36px 0 14px;color:var(--bg-ink);position:relative;
  padding-left:14px;
}
h2::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:5px;
  background:linear-gradient(180deg, var(--bg-y) 0%, var(--bg-y-2) 100%);
  border-radius:3px;box-shadow:0 0 12px var(--bg-y-glow);
}
h3{font-size:20px;margin:24px 0 10px;color:var(--bg-ink)}
h3 b, h3 strong{
  background:linear-gradient(135deg, var(--bg-y-2), var(--bg-y-3));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
h4{font-size:16px;margin:18px 0 8px;color:var(--bg-ink)}
p{margin:0 0 14px;color:var(--bg-ink-2)}
code{font-family:var(--bg-font-mono);font-size:.95em;color:var(--bg-ink);font-weight:600;letter-spacing:-.01em}
strong,b{color:var(--bg-ink)}

@media(min-width:760px){
  h1{font-size:52px}
  h2{font-size:32px;padding-left:18px}
  h3{font-size:23px}
}

/* Layout */
.bg-shell{max-width:1180px;margin:0 auto;padding:0 18px}

/* Top bar — semi-transparent so animated gradient bleeds through */
.bg-topbar{
  background:rgba(255,253,240,.70);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,196,0,.25);
  position:sticky;top:0;z-index:50;
}
.bg-topbar__row{
  display:flex;align-items:center;gap:18px;
  padding:10px 18px;max-width:1180px;margin:0 auto;
}
.bg-topbar__logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.bg-topbar__logo img{height:70px;width:auto;display:block}
.bg-topbar__nav{display:none;gap:22px;margin-left:24px;font-size:14px}
.bg-topbar__nav a{color:var(--bg-ink-2);font-weight:500}
.bg-topbar__nav a:hover{color:var(--bg-y-3);text-decoration:none}
.bg-topbar__cta{margin-left:auto;display:flex;gap:8px;align-items:center}
.bg-flag{
  width:28px;height:auto;display:inline-block;
  border-radius:4px;box-shadow:0 2px 6px rgba(0,0,0,.15);
  border:1px solid rgba(0,0,0,.06);
  margin-left:6px;flex-shrink:0;
}
.bg-foot__brand .bg-flag-row{
  display:flex;align-items:center;gap:10px;margin-top:14px;
  font-family:var(--bg-font-mono);font-size:11px;color:var(--bg-ink-2);
}
.bg-foot__brand .bg-flag-row .bg-flag{
  width:36px;margin:0;
}

.bg-burger{
  background:none;border:none;cursor:pointer;
  padding:8px;display:flex;flex-direction:column;gap:4px;margin-left:auto;
}
.bg-burger span{width:22px;height:2px;background:var(--bg-ink);border-radius:1px}
@media(min-width:900px){
  .bg-burger{display:none}
  .bg-topbar__nav{display:flex}
}

/* Hero */
.bg-hero{
  padding:48px 0 32px;
  background:
    radial-gradient(ellipse 600px 400px at 100% 50%, rgba(255,196,0,.20), transparent 60%),
    radial-gradient(ellipse 400px 300px at 10% 20%, rgba(255,196,0,.10), transparent 60%);
}
.bg-hero__grid{
  display:grid;grid-template-columns:1fr;gap:30px;align-items:center;
}
@media(min-width:900px){.bg-hero__grid{grid-template-columns:1.3fr 1fr}}

.bg-hero__tag{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--bg-font-mono);font-size:11px;
  color:var(--bg-y-3);text-transform:uppercase;letter-spacing:.1em;font-weight:700;
  background:var(--bg-y-soft);padding:6px 12px;border-radius:99px;
  margin-bottom:14px;
}
.bg-hero__tag::before{content:"●";color:var(--bg-y);animation:pulse 2s infinite}
@keyframes pulse{50%{opacity:.4}}

.bg-hero__lede{
  font-size:17px;color:var(--bg-ink-2);max-width:600px;line-height:1.7;margin-bottom:22px;
}
.bg-hero__lede b{color:var(--bg-ink)}

/* Hero phone stack — desktop: 3 mockup tilt grid */
.bg-phones{
  display:grid;grid-template-columns:repeat(3,1fr);gap:10px;perspective:800px;
  max-width:520px;margin:0 auto;
}
.bg-phones img{
  border-radius:24px;border:1px solid var(--bg-line);
  box-shadow:var(--bg-shadow-lg);
  transition:transform .3s ease;
  width:100%;height:auto;display:block;
}
.bg-phones img:nth-child(1){transform:rotateY(8deg) translateZ(-20px);margin-top:14px}
.bg-phones img:nth-child(2){transform:translateZ(20px);z-index:2}
.bg-phones img:nth-child(3){transform:rotateY(-8deg) translateZ(-20px);margin-top:14px}
.bg-phones img:hover{transform:translateZ(40px) scale(1.05)}

/* Mobile: horizontal scroll slider — 2 per screen */
@media(max-width:760px){
  .bg-phones{
    display:flex;perspective:none;
    overflow-x:auto;scroll-snap-type:x mandatory;
    gap:14px;padding:6px 4px 16px;
    max-width:none;margin:0 -18px;padding-left:18px;padding-right:18px;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:thin;
  }
  .bg-phones::-webkit-scrollbar{height:6px}
  .bg-phones::-webkit-scrollbar-track{background:rgba(255,196,0,.10);border-radius:99px}
  .bg-phones::-webkit-scrollbar-thumb{background:var(--bg-y);border-radius:99px}
  .bg-phones img{
    flex:0 0 calc(50% - 7px);scroll-snap-align:start;
    transform:none!important;margin:0!important;
    border-radius:18px;
  }
}

/* Trust strip */
.bg-trust{
  display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;
  font-family:var(--bg-font-mono);font-size:11px;color:var(--bg-ink-2);
}
.bg-trust__pill{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.7);border:1px solid var(--bg-line);
  border-radius:99px;padding:6px 12px;backdrop-filter:blur(4px);
}

/* CTA pair */
.bg-ctapair{
  display:grid;grid-template-columns:1fr;gap:10px;margin:24px 0 18px;
}
@media(min-width:540px){.bg-ctapair{grid-template-columns:repeat(3,1fr)}}

/* Buttons */
.bg-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 24px;font-family:var(--bg-font-display);font-size:15px;font-weight:700;
  border-radius:var(--bg-radius-md);text-decoration:none;
  transition:all .2s ease;border:1px solid transparent;cursor:pointer;line-height:1;
  white-space:nowrap;
}
.bg-btn--primary{
  background:linear-gradient(135deg, var(--bg-y) 0%, var(--bg-y-2) 100%);
  color:#1a1a1a;
  box-shadow:0 8px 24px rgba(255,196,0,.40), inset 0 -2px 0 rgba(0,0,0,.10);
}
.bg-btn--primary:hover{
  transform:translateY(-2px);text-decoration:none;
  box-shadow:0 12px 28px rgba(255,196,0,.50), inset 0 -2px 0 rgba(0,0,0,.10);
}
.bg-btn--outline{
  background:#FFFFFF;color:var(--bg-ink);border:1.5px solid var(--bg-y);
}
.bg-btn--outline:hover{
  background:var(--bg-y-soft);text-decoration:none;transform:translateY(-2px);
}
.bg-btn--ghost{
  background:rgba(255,255,255,.7);color:var(--bg-ink-2);border:1px solid var(--bg-line);
}
.bg-btn--ghost:hover{background:#FFFFFF;color:var(--bg-ink);text-decoration:none}
.bg-btn--block{width:100%}
.bg-btn--lg{padding:16px 28px;font-size:16px}

/* Spec table — comprehensive sheet */
.bg-spectable{
  background:#FFFFFF;border:1px solid var(--bg-line);border-radius:var(--bg-radius-lg);
  overflow:hidden;margin:24px 0;box-shadow:var(--bg-shadow-md);
}
.bg-spectable__head{
  background:linear-gradient(90deg, var(--bg-y) 0%, var(--bg-y-2) 100%);
  padding:18px 22px;color:#1a1a1a;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  flex-wrap:wrap;
}
.bg-spectable__title{font-family:var(--bg-font-display);font-size:18px;font-weight:700}
.bg-spectable__rating{
  display:flex;align-items:baseline;gap:6px;
  background:rgba(0,0,0,.15);padding:6px 12px;border-radius:8px;
}
.bg-spectable__rating b{font-size:18px;font-weight:800}
.bg-spectable__rating small{font-size:11px;opacity:.85}
.bg-spectable table{width:100%;border-collapse:collapse;font-size:14px}
.bg-spectable th,.bg-spectable td{
  padding:11px 18px;text-align:left;border-bottom:1px solid var(--bg-line);
  vertical-align:middle;
}
.bg-spectable tr:last-child th,.bg-spectable tr:last-child td{border-bottom:none}
.bg-spectable th{
  font-family:var(--bg-font-mono);font-size:11px;text-transform:uppercase;
  letter-spacing:.06em;color:var(--bg-ink-3);font-weight:700;
  background:var(--bg-soft);width:38%;
}
.bg-spectable td b{color:var(--bg-ink);font-family:var(--bg-font-display)}
.bg-spectable tr:hover td,.bg-spectable tr:hover th{background:var(--bg-y-soft)}

/* Section panels — flow-root contains floats inside section */
.bg-section{
  background:#FFFFFF;border:1px solid var(--bg-line);
  border-radius:var(--bg-radius-lg);padding:26px;margin:22px 0;
  box-shadow:var(--bg-shadow-sm);
  display:flow-root;
}
@media(min-width:600px){.bg-section{padding:34px}}

.bg-section__lbl{
  font-family:var(--bg-font-mono);font-size:11px;
  color:var(--bg-y-3);text-transform:uppercase;letter-spacing:.1em;
  margin-bottom:6px;display:inline-block;font-weight:700;
}
.bg-section__lbl::before{content:"§ "}

/* Platform icon chip */
.bg-platico{
  flex-shrink:0;background:#FFFFFF;border-radius:8px;padding:4px;
  box-sizing:content-box;border:1px solid var(--bg-line);
  box-shadow:var(--bg-shadow-sm);
}
.bg-platico--sm{border-radius:6px;padding:2px;vertical-align:-5px;margin-right:8px}
.bg-platico--h2{border-radius:7px;padding:3px;vertical-align:-7px;margin-right:10px;display:inline-block}

/* Numbered steps */
.bg-steps{counter-reset:s;list-style:none;padding:0;margin:18px 0}
.bg-steps>li{
  counter-increment:s;
  display:grid;grid-template-columns:auto 1fr;gap:14px;
  padding:14px 0;border-bottom:1px dashed var(--bg-line);
}
.bg-steps>li:last-child{border-bottom:none}
.bg-steps>li::before{
  content:counter(s,decimal-leading-zero);
  font-family:var(--bg-font-mono);font-size:13px;font-weight:700;color:#1a1a1a;
  background:linear-gradient(135deg, var(--bg-y) 0%, var(--bg-y-2) 100%);
  border-radius:8px;padding:8px 12px;align-self:start;
  box-shadow:0 4px 12px rgba(255,196,0,.30);
  letter-spacing:.05em;
}
.bg-steps__t{font-weight:700;color:var(--bg-ink);margin-bottom:4px;font-family:var(--bg-font-display);font-size:16px}
.bg-steps__d{font-size:14px;color:var(--bg-ink-2);margin:0}

/* Phone screenshot grid (vertical images) */
.bg-phonegrid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:18px 0;
}
@media(min-width:600px){.bg-phonegrid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:900px){.bg-phonegrid{grid-template-columns:repeat(6,1fr)}}
.bg-phonegrid figure{
  background:linear-gradient(180deg, #FFFFFF 0%, var(--bg-soft) 100%);
  border:1px solid var(--bg-line);border-radius:var(--bg-radius-md);
  padding:10px;position:relative;
  box-shadow:var(--bg-shadow-sm);
  transition:transform .25s ease, box-shadow .25s ease;
}
.bg-phonegrid figure:hover{transform:translateY(-4px);box-shadow:var(--bg-shadow-md)}
.bg-phonegrid img{
  width:100%;height:auto;border-radius:8px;display:block;
  border:1px solid var(--bg-line);
}
.bg-phonegrid figcaption{
  font-family:var(--bg-font-mono);font-size:10px;text-align:center;
  color:var(--bg-ink-3);text-transform:uppercase;letter-spacing:.06em;
  margin-top:8px;
}
.bg-phonegrid__num{
  position:absolute;top:6px;left:6px;
  background:linear-gradient(135deg, var(--bg-y), var(--bg-y-2));
  color:#1a1a1a;font-family:var(--bg-font-mono);font-size:10px;font-weight:700;
  width:24px;height:24px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 2px 6px rgba(255,196,0,.40);
}

/* Inline phone shot — float escapes container so section text wraps */
.bg-inline-shot{margin:18px 0}
.bg-inline-shot figure{
  max-width:220px;margin:0 auto 16px;
  background:linear-gradient(180deg, var(--bg-y-soft) 0%, #FFFFFF 100%);
  border:1px solid var(--bg-line);border-radius:var(--bg-radius-lg);
  padding:10px;
  box-shadow:var(--bg-shadow-md);
}
.bg-inline-shot img{width:100%;border-radius:12px;display:block}
.bg-inline-shot figcaption{
  font-family:var(--bg-font-mono);font-size:11px;text-align:center;
  color:var(--bg-ink-3);text-transform:uppercase;letter-spacing:.06em;margin-top:10px;
}

@media(min-width:760px){
  .bg-inline-shot figure{
    float:right;max-width:220px;margin:0 0 18px 26px;
  }
  .bg-inline-shot--reverse figure{float:left;margin:0 26px 18px 0}
}
/* Force wrapping content (info card and following) to follow image */
.bg-inline-shot__info+*,
.bg-inline-shot__info{overflow:visible}

/* Info card next to inline phone */
.bg-inline-shot__info{
  background:linear-gradient(135deg, #FFFFFF 0%, var(--bg-y-soft) 100%);
  border:1px solid var(--bg-line);border-left:4px solid var(--bg-y);
  border-radius:var(--bg-radius-md);
  padding:18px 20px;margin-bottom:18px;
}
.bg-inline-shot__info h4{
  font-family:var(--bg-font-display);font-size:15px;margin:0 0 10px;
  color:var(--bg-ink);font-weight:700;
}
.bg-inline-shot__info ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.bg-inline-shot__info li{
  font-size:13px;color:var(--bg-ink-2);
  display:flex;gap:8px;align-items:flex-start;line-height:1.5;
}
.bg-inline-shot__info li::before{
  content:"▸";color:var(--bg-y-2);font-weight:800;flex-shrink:0;line-height:1.5;
}
.bg-inline-shot__info b{color:var(--bg-ink)}

/* CTA badge on hero APK button */
.bg-btn__badge{
  display:inline-block;background:rgba(0,0,0,.18);
  font-family:var(--bg-font-mono);font-size:10px;font-weight:700;
  padding:3px 10px;border-radius:99px;letter-spacing:.05em;color:#1a1a1a;
}
/* Stacked button: text above, badge below */
.bg-btn--stack{
  flex-direction:column;gap:6px;padding:12px 22px;line-height:1.1;
}
.bg-btn--stack .bg-btn__text{font-size:15px;font-weight:700}

/* Hero meta pills (rating / developer / package name) */
.bg-hero__meta{
  display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;
}
.bg-hero__chip{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.65);backdrop-filter:blur(6px);
  border:1px solid rgba(255,196,0,.30);border-radius:10px;
  padding:7px 12px 7px 10px;
  font-family:var(--bg-font-mono);font-size:11px;color:var(--bg-ink-2);
  box-shadow:0 2px 8px rgba(255,196,0,.10);
}
.bg-hero__chip b{
  font-family:var(--bg-font-display);font-size:13px;color:var(--bg-ink);
  font-weight:700;line-height:1;
}
.bg-hero__chip__lbl{
  font-size:9px;color:var(--bg-y-3);text-transform:uppercase;letter-spacing:.08em;
  font-weight:700;line-height:1;
}
.bg-hero__chip__col{display:flex;flex-direction:column;gap:2px}

/* Horizontal full-width screenshot — edge-to-edge on mobile */
.bg-wide-shot{margin:24px 0}
.bg-wide-shot figure{
  background:#FFFFFF;border:1px solid var(--bg-line);border-radius:var(--bg-radius-lg);
  padding:12px;box-shadow:var(--bg-shadow-md);
}
.bg-wide-shot img{width:100%;height:auto;border-radius:12px;display:block}
@media(max-width:600px){
  .bg-wide-shot{margin-left:-18px;margin-right:-18px}
  .bg-wide-shot figure{border-radius:0;border-left:none;border-right:none;padding:6px}
  .bg-wide-shot img{border-radius:6px}
}

/* Slot link wrapper + desktop Play button */
.bg-slot{position:relative}
.bg-slot a.bg-slot__link{
  display:block;color:inherit;text-decoration:none;
}
.bg-slot a.bg-slot__link:hover{text-decoration:none}
.bg-slot__play{
  display:block;margin:10px 12px 12px;
  padding:10px;text-align:center;
  background:linear-gradient(135deg, var(--bg-y) 0%, var(--bg-y-2) 100%);
  color:#1a1a1a;font-family:var(--bg-font-display);font-size:13px;font-weight:700;
  border-radius:8px;text-decoration:none;
  box-shadow:0 4px 12px rgba(255,196,0,.30);
  transition:transform .15s;
}
.bg-slot__play:hover{transform:translateY(-2px);text-decoration:none;color:#1a1a1a}
@media(max-width:600px){.bg-slot__play{display:none}}

/* Bonus block */
.bg-bonus{
  background:
    radial-gradient(ellipse at top right, rgba(255,196,0,.30), transparent 60%),
    linear-gradient(135deg, #FFFFFF 0%, var(--bg-y-soft) 100%);
  border:2px solid var(--bg-y);
  border-radius:var(--bg-radius-lg);padding:28px;margin:24px 0;
  display:grid;grid-template-columns:1fr;gap:18px;
  box-shadow:var(--bg-shadow-y);position:relative;overflow:hidden;
}
.bg-bonus::after{
  content:"";position:absolute;top:-50%;right:-20%;width:300px;height:300px;
  background:radial-gradient(circle, rgba(255,196,0,.25), transparent 70%);
  pointer-events:none;
}
@media(min-width:760px){.bg-bonus{grid-template-columns:1.5fr 1fr;align-items:center}}
.bg-bonus__head{display:flex;align-items:center;gap:14px;margin-bottom:8px;position:relative;z-index:1}
.bg-bonus__ico{font-size:42px;line-height:1;filter:drop-shadow(0 4px 12px rgba(255,196,0,.40))}
.bg-bonus__title{font-family:var(--bg-font-display);font-size:22px;font-weight:700;color:var(--bg-ink);margin-bottom:2px}
.bg-bonus__sub{font-size:14px;color:var(--bg-ink-2)}
.bg-bonus__list{list-style:none;padding:0;margin:0;display:grid;gap:8px;position:relative;z-index:1}
.bg-bonus__list li{font-size:14px;color:var(--bg-ink);display:flex;gap:8px;align-items:center}
.bg-bonus__list li::before{content:"✓";color:var(--bg-y-2);font-weight:700;font-size:16px}

/* Tables */
.bg-grid-table{
  width:100%;border-collapse:collapse;margin:18px 0;font-size:14px;
  border:1px solid var(--bg-line);border-radius:var(--bg-radius-md);overflow:hidden;
  background:#FFFFFF;
}
.bg-grid-table th,.bg-grid-table td{
  padding:12px 14px;text-align:left;border-bottom:1px solid var(--bg-line);
}
.bg-grid-table th{
  background:linear-gradient(180deg, var(--bg-y-soft) 0%, var(--bg-soft) 100%);
  font-family:var(--bg-font-mono);font-size:11px;text-transform:uppercase;
  letter-spacing:.06em;color:var(--bg-ink-2);font-weight:700;
}
.bg-grid-table tr:last-child td{border-bottom:none}
.bg-grid-table tr:hover td{background:var(--bg-y-soft)}
.bg-grid-table td:first-child{font-weight:600;color:var(--bg-ink)}
.bg-table-wrap{overflow-x:auto;border-radius:var(--bg-radius-md)}

/* Callout */
.bg-note{
  display:flex;gap:14px;padding:16px 18px;margin:18px 0;
  border-radius:var(--bg-radius-md);background:#FFFFFF;
  border:1px solid var(--bg-line);border-left:4px solid var(--bg-y);
  box-shadow:var(--bg-shadow-sm);
}
.bg-note__ico{font-size:20px;flex-shrink:0}
.bg-note__body p{font-size:13px;margin:0;color:var(--bg-ink-2)}
.bg-note__body b{display:block;margin-bottom:2px;font-size:14px;color:var(--bg-ink)}
.bg-note--info{border-left-color:var(--bg-info)}
.bg-note--warn{border-left-color:var(--bg-warn)}
.bg-note--ok{border-left-color:var(--bg-ok)}

/* Feature grid */
.bg-feats{
  display:grid;grid-template-columns:1fr;gap:14px;margin:20px 0;
}
@media(min-width:600px){.bg-feats{grid-template-columns:repeat(2,1fr)}}
@media(min-width:900px){.bg-feats{grid-template-columns:repeat(3,1fr)}}
.bg-feat{
  background:linear-gradient(180deg, #FFFFFF 0%, #FAFBFD 100%);
  border:1px solid var(--bg-line);border-radius:var(--bg-radius-md);
  padding:20px;transition:transform .2s ease, box-shadow .2s ease;
}
.bg-feat:hover{transform:translateY(-3px);box-shadow:var(--bg-shadow-md);border-color:var(--bg-y)}
.bg-feat__h{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.bg-feat__h h3{font-size:16px;margin:0;color:var(--bg-ink)}
.bg-feat__ico{
  background:linear-gradient(135deg, var(--bg-y) 0%, var(--bg-y-2) 100%);
  color:#1a1a1a;width:36px;height:36px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--bg-font-mono);font-weight:700;font-size:13px;
  box-shadow:0 4px 12px rgba(255,196,0,.30);flex-shrink:0;
}
.bg-feat p{font-size:13px;margin:0;color:var(--bg-ink-2)}

/* Stat metric cards */
.bg-metrics{
  display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:18px 0;
}
@media(min-width:760px){.bg-metrics{grid-template-columns:repeat(4,1fr)}}
.bg-metric{
  background:linear-gradient(180deg, #FFFFFF 0%, var(--bg-soft) 100%);
  border:1px solid var(--bg-line);border-radius:var(--bg-radius-md);
  padding:20px;text-align:left;position:relative;overflow:hidden;
}
.bg-metric::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg, var(--bg-y) 0%, var(--bg-y-2) 100%);
}
.bg-metric__big{
  font-family:var(--bg-font-display);font-size:34px;font-weight:700;
  background:linear-gradient(135deg, var(--bg-ink) 0%, var(--bg-y-3) 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  line-height:1;margin-bottom:8px;font-variant-numeric:tabular-nums;
}
.bg-metric__big small{font-size:15px;color:var(--bg-ink-3);font-weight:500;margin-left:4px;-webkit-text-fill-color:var(--bg-ink-3)}
.bg-metric__lbl{
  font-family:var(--bg-font-mono);font-size:11px;
  color:var(--bg-ink-3);text-transform:uppercase;letter-spacing:.08em;
}

/* Slot grid */
.bg-slots{
  display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:20px 0;
}
@media(min-width:600px){.bg-slots{grid-template-columns:repeat(3,1fr)}}
.bg-slot{
  background:#FFFFFF;border:1px solid var(--bg-line);
  border-radius:var(--bg-radius-md);overflow:hidden;
  transition:transform .25s ease, box-shadow .25s ease;
}
.bg-slot:hover{transform:translateY(-4px);box-shadow:var(--bg-shadow-md);border-color:var(--bg-y)}
.bg-slot img{width:100%;height:auto;display:block}
.bg-slot__body{padding:12px}
.bg-slot__title{font-family:var(--bg-font-display);font-size:14px;font-weight:700;color:var(--bg-ink);margin-bottom:4px}
.bg-slot__meta{
  font-family:var(--bg-font-mono);font-size:10px;color:var(--bg-ink-3);
  display:flex;gap:10px;
}
.bg-slot__meta b{color:var(--bg-y-3)}

/* Payment grid */
.bg-pays{
  display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:20px 0;
}
@media(min-width:540px){.bg-pays{grid-template-columns:repeat(3,1fr)}}
@media(min-width:900px){.bg-pays{grid-template-columns:repeat(4,1fr)}}
.bg-pay{
  background:#FFFFFF;border:1px solid var(--bg-line);
  border-radius:var(--bg-radius-md);padding:18px 14px;
  display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px;
  transition:all .2s ease;
}
.bg-pay:hover{transform:translateY(-3px);border-color:var(--bg-y);box-shadow:var(--bg-shadow-sm)}
.bg-pay img{height:32px;width:auto;max-width:100%;object-fit:contain}
.bg-pay__name{font-family:var(--bg-font-display);font-size:13px;font-weight:700;color:var(--bg-ink)}
.bg-pay__time{font-family:var(--bg-font-mono);font-size:10px;color:var(--bg-ink-3);text-transform:uppercase;letter-spacing:.05em}

/* Code/terminal block */
.bg-term{
  background:linear-gradient(180deg, #0F172A 0%, #1E293B 100%);
  color:#E2E8F0;border-radius:var(--bg-radius-md);padding:18px 22px;
  font-family:var(--bg-font-mono);font-size:13px;line-height:1.7;
  margin:16px 0;overflow-x:auto;border:1px solid #1E293B;
  box-shadow:0 8px 24px rgba(15,23,42,.30);
}
.bg-term__pfx{color:var(--bg-y);user-select:none;font-weight:700}
.bg-term__cmt{color:#64748B}
.bg-term__hl{color:var(--bg-y)}

/* FAQ */
.bg-faq{margin:18px 0}
.bg-faq details{
  background:#FFFFFF;border:1px solid var(--bg-line);
  border-radius:var(--bg-radius-md);padding:0;margin:8px 0;overflow:hidden;
  transition:border-color .2s ease;
}
.bg-faq details[open]{border-color:var(--bg-y)}
.bg-faq summary{
  font-weight:700;cursor:pointer;color:var(--bg-ink);
  padding:16px 20px;font-family:var(--bg-font-display);font-size:15px;
  list-style:none;display:flex;align-items:center;gap:12px;
}
.bg-faq summary::-webkit-details-marker{display:none}
.bg-faq summary::before{
  content:"+";color:#1a1a1a;font-family:var(--bg-font-mono);
  font-size:18px;font-weight:800;
  background:linear-gradient(135deg, var(--bg-y), var(--bg-y-2));
  width:26px;height:26px;border-radius:7px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 2px 8px rgba(255,196,0,.30);
}
.bg-faq details[open] summary::before{content:"−"}
.bg-faq details[open] summary{border-bottom:1px solid var(--bg-line)}
.bg-faq details p{padding:16px 20px;margin:0;font-size:14px;color:var(--bg-ink-2)}

/* Glossary */
.bg-gloss{margin:18px 0}
.bg-gloss dt{
  font-family:var(--bg-font-mono);font-size:13px;font-weight:700;
  color:var(--bg-y-3);margin-top:14px;
}
.bg-gloss dd{
  font-size:14px;color:var(--bg-ink-2);
  margin:4px 0 0 0;border-left:3px solid var(--bg-y);
  padding:4px 0 4px 14px;background:linear-gradient(90deg, var(--bg-y-soft) 0%, transparent 80%);
}

/* Editorial reviews */
.bg-revs{display:grid;gap:14px;margin:18px 0}
@media(min-width:760px){.bg-revs{grid-template-columns:repeat(2,1fr)}}
.bg-rev{
  background:#FFFFFF;border:1px solid var(--bg-line);
  border-radius:var(--bg-radius-md);padding:20px;
  transition:transform .2s, box-shadow .2s;
}
.bg-rev:hover{transform:translateY(-2px);box-shadow:var(--bg-shadow-sm)}
.bg-rev__h{display:flex;align-items:center;gap:10px;margin-bottom:10px;font-size:13px}
.bg-rev__h b{font-family:var(--bg-font-display);font-size:14px;color:var(--bg-ink)}
.bg-rev__h span{color:var(--bg-ink-3);font-family:var(--bg-font-mono);font-size:11px}
.bg-rev__stars{color:var(--bg-y);font-size:14px;letter-spacing:1px}
.bg-rev p{font-size:13px;line-height:1.6;color:var(--bg-ink-2);margin:0}

/* TOC */
.bg-toc{
  background:linear-gradient(135deg, #FFFFFF 0%, var(--bg-y-soft) 100%);
  border:1px solid var(--bg-y);border-radius:var(--bg-radius-md);
  padding:20px 24px;margin:18px 0;
}
.bg-toc__h{
  font-family:var(--bg-font-mono);font-size:11px;
  color:var(--bg-y-3);text-transform:uppercase;letter-spacing:.1em;
  margin-bottom:12px;font-weight:700;
}
.bg-toc ol{margin:0;padding-left:0;list-style:none;counter-reset:t;column-count:1;gap:0}
@media(min-width:760px){.bg-toc ol{column-count:2;column-gap:30px}}
.bg-toc li{
  counter-increment:t;font-size:14px;padding:5px 0;
  display:flex;gap:10px;break-inside:avoid;
}
.bg-toc li::before{
  content:counter(t,decimal-leading-zero);
  font-family:var(--bg-font-mono);font-size:11px;color:var(--bg-y-3);min-width:24px;font-weight:700;
}
.bg-toc a{color:var(--bg-ink-2);font-weight:500}
.bg-toc a:hover{color:var(--bg-y-3)}

/* Breadcrumb */
.bg-crumb{font-family:var(--bg-font-mono);font-size:12px;color:var(--bg-ink-3);margin:14px 0}
.bg-crumb a{color:var(--bg-ink-2)}
.bg-crumb a:hover{color:var(--bg-y-3)}
.bg-crumb__sep{margin:0 6px;color:var(--bg-ink-3)}

/* Meta */
.bg-meta{
  display:flex;flex-wrap:wrap;gap:14px;
  font-family:var(--bg-font-mono);font-size:11px;
  color:var(--bg-ink-3);text-transform:uppercase;letter-spacing:.05em;
  margin:14px 0 20px;padding:12px 0;
  border-top:1px solid var(--bg-line);border-bottom:1px solid var(--bg-line);
}
.bg-meta b{color:var(--bg-ink-2);font-weight:700}

/* Editorial board card */
.bg-board{
  background:linear-gradient(135deg, #FFFFFF 0%, #FAFBFD 100%);
  border:1px solid var(--bg-line);border-left:4px solid var(--bg-y);
  border-radius:var(--bg-radius-md);
  padding:22px;margin:22px 0;
}
.bg-board__head{display:flex;align-items:center;gap:14px;margin-bottom:12px}
.bg-board__seal{
  width:52px;height:52px;border-radius:12px;
  background:linear-gradient(135deg, var(--bg-y) 0%, var(--bg-y-2) 100%);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--bg-font-mono);font-weight:800;color:#1a1a1a;font-size:16px;
  box-shadow:0 6px 16px rgba(255,196,0,.35);
}
.bg-board__t{font-family:var(--bg-font-display);font-size:17px;color:var(--bg-ink);font-weight:700}
.bg-board__sub{font-size:12px;color:var(--bg-ink-3);font-family:var(--bg-font-mono)}

/* Footer */
.bg-foot{
  background:linear-gradient(180deg, #FFFFFF 0%, #F1F5F9 100%);
  border-top:3px solid var(--bg-y);
  padding:40px 0 22px;margin-top:48px;
}
.bg-foot__grid{
  display:grid;grid-template-columns:1fr;gap:28px;margin-bottom:24px;
}
@media(min-width:600px){.bg-foot__grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:900px){.bg-foot__grid{grid-template-columns:1.4fr repeat(3,1fr)}}
.bg-foot__brand img{height:70px;width:auto;margin-bottom:10px;display:block}
.bg-foot__brand p{font-size:13px;color:var(--bg-ink-2);margin-top:10px}
.bg-foot__col-t{
  font-family:var(--bg-font-mono);font-size:11px;
  color:var(--bg-y-3);text-transform:uppercase;letter-spacing:.1em;
  margin-bottom:10px;font-weight:700;
}
.bg-foot__col ul{list-style:none;padding:0;margin:0}
.bg-foot__col li{padding:5px 0;font-size:14px}
.bg-foot__col a{color:var(--bg-ink-2)}
.bg-foot__col a:hover{color:var(--bg-y-3)}
.bg-foot__seal{
  display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;
  font-family:var(--bg-font-mono);font-size:11px;color:var(--bg-ink-2);
}
.bg-foot__seal span{
  background:var(--bg-soft);border:1px solid var(--bg-line);
  border-radius:99px;padding:5px 11px;
}
.bg-foot__bot{
  border-top:1px solid var(--bg-line);padding-top:20px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:12px;color:var(--bg-ink-3);
}
.bg-foot__bot a{color:var(--bg-ink-2)}

/* Skip link */
.bg-skip{
  position:absolute;left:-999px;top:0;background:var(--bg-y);color:#1a1a1a;
  padding:10px 16px;border-radius:8px;font-weight:700;
}
.bg-skip:focus{left:8px;top:8px;z-index:100}

/* ===========================================================
   Sticky right sidebar — scroll spy + progress + jump links
   =========================================================== */
.bg-sidebar{
  position:fixed;right:18px;top:88px;
  z-index:40;width:248px;
  background:rgba(255,255,255,.92);backdrop-filter:blur(14px);
  border:1px solid var(--bg-line);border-radius:18px;
  padding:18px;box-shadow:var(--bg-shadow-lg);
  display:none;
  max-height:calc(100vh - 110px);overflow:hidden;
  display:none;
}
@media(min-width:1340px){.bg-sidebar{display:flex;flex-direction:column}}

.bg-sidebar__label{
  font-family:var(--bg-font-mono);font-size:10px;
  color:var(--bg-y-3);text-transform:uppercase;letter-spacing:.1em;
  margin-bottom:8px;display:block;font-weight:700;
}

.bg-sidebar__current{
  font-family:var(--bg-font-display);font-size:14px;font-weight:700;
  color:var(--bg-ink);line-height:1.3;margin-bottom:14px;
  padding:12px 14px;
  background:linear-gradient(135deg, var(--bg-y-soft) 0%, #FFF8DC 100%);
  border-radius:10px;border-left:3px solid var(--bg-y);
  display:flex;align-items:center;gap:10px;
  box-shadow:inset 0 0 0 1px rgba(255,196,0,.20);
  min-height:48px;
}

.bg-sidebar__indicator{
  width:10px;height:10px;background:var(--bg-y);border-radius:50%;
  box-shadow:0 0 0 4px rgba(255,196,0,.20), 0 0 12px var(--bg-y-glow);
  flex-shrink:0;animation:sidedot 2s ease-in-out infinite;
}
@keyframes sidedot{
  0%,100%{transform:scale(1);box-shadow:0 0 0 4px rgba(255,196,0,.20), 0 0 12px var(--bg-y-glow)}
  50%{transform:scale(1.15);box-shadow:0 0 0 8px rgba(255,196,0,.10), 0 0 16px var(--bg-y-glow)}
}

.bg-sidebar__progress{
  height:4px;background:var(--bg-soft);border-radius:99px;overflow:hidden;
  margin-bottom:14px;
}
.bg-sidebar__progress-fill{
  height:100%;background:linear-gradient(90deg, var(--bg-y) 0%, var(--bg-y-2) 100%);
  transition:width .25s ease;width:0;
  box-shadow:0 0 8px var(--bg-y-glow);
}

.bg-sidebar__pct{
  font-family:var(--bg-font-mono);font-size:10px;color:var(--bg-ink-3);
  text-align:right;margin-bottom:12px;
}
.bg-sidebar__pct b{color:var(--bg-y-3);font-weight:700}

.bg-sidebar__list{
  list-style:none;padding:0;margin:0;
  flex:1 1 auto;overflow-y:auto;
  font-size:12px;
}
.bg-sidebar__list::-webkit-scrollbar{width:4px}
.bg-sidebar__list::-webkit-scrollbar-track{background:transparent}
.bg-sidebar__list::-webkit-scrollbar-thumb{background:var(--bg-line);border-radius:99px}

.bg-sidebar__list li{padding:0;margin:1px 0}
.bg-sidebar__list a{
  display:flex;gap:8px;align-items:center;padding:6px 10px;
  color:var(--bg-ink-3);text-decoration:none;font-weight:500;
  border-radius:6px;transition:all .15s ease;font-size:12px;
}
.bg-sidebar__list a::before{
  content:"·";color:var(--bg-ink-3);width:8px;flex-shrink:0;text-align:center;
}
.bg-sidebar__list a:hover{color:var(--bg-y-3);background:var(--bg-soft)}
.bg-sidebar__list a.is-active{
  color:var(--bg-ink);font-weight:700;
  background:var(--bg-y-soft);
}
.bg-sidebar__list a.is-active::before{content:"▸";color:var(--bg-y-2);font-weight:800}

.bg-sidebar__ctas{
  display:flex;flex-direction:column;gap:8px;margin-top:14px;
  padding-top:14px;border-top:1px dashed var(--bg-line);
}
.bg-sidebar__ctas .bg-btn{padding:10px 14px;font-size:12px}

/* Misc */
.bg-divider{
  height:2px;background:linear-gradient(90deg, transparent, var(--bg-y), transparent);
  margin:28px 0;border:none;
}
.bg-pill{
  display:inline-block;background:linear-gradient(135deg, var(--bg-y) 0%, var(--bg-y-2) 100%);
  color:#1a1a1a;font-family:var(--bg-font-mono);font-size:11px;font-weight:700;
  padding:4px 10px;border-radius:99px;letter-spacing:.05em;
  box-shadow:0 2px 6px rgba(255,196,0,.30);
}