/* =========================================================================
   Osmanbalci.com.tr — Melbet mobil rehberi (geo-neutral)
   CSS prefix: .ob-
   Palette: deep navy + warm amber + cyan accent
   ========================================================================= */

:root{
  --ob-amber:#FFC107;
  --ob-amber-2:#FFD54F;
  --ob-amber-deep:#E8A800;
  --ob-cyan:#00BCD4;
  --ob-ink:#0D1620;
  --ob-ink-2:#152232;
  --ob-ink-3:#1F3046;
  --ob-ink-4:#2B405D;
  --ob-line:rgba(255,255,255,.08);
  --ob-line-2:rgba(255,255,255,.16);
  --ob-text:#F4F5F8;
  --ob-text-mut:rgba(244,245,248,.75);
  --ob-text-soft:rgba(244,245,248,.55);
  --ob-ok:#43D17A;
  --ob-warn:#FF7043;
  --ob-radius:14px;
  --ob-radius-sm:8px;
  --ob-radius-lg:20px;
  --ob-shadow-md:0 8px 28px rgba(0,0,0,.4);
  --ob-shadow-amber:0 10px 26px rgba(255,193,7,.28);
  --ob-shell:1240px;
  --ob-font:'Inter','Plus Jakarta Sans',system-ui,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--ob-font);background:var(--ob-ink);color:var(--ob-text);
  line-height:1.65;font-size:15.5px;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--ob-amber);text-decoration:none;transition:color .18s}
a:hover{color:var(--ob-amber-2)}
button{font-family:inherit;cursor:pointer;border:none;background:none}

a:focus-visible,button:focus-visible,summary:focus-visible{outline:none;
  box-shadow:0 0 0 3px rgba(255,193,7,.5);border-radius:6px}

h1,h2,h3,h4{font-weight:700;line-height:1.22;color:var(--ob-text);letter-spacing:-.01em}
h1{font-size:25px;margin:16px 0 12px}
h2{font-size:22px;margin:28px 0 14px;padding-bottom:8px;border-bottom:2px solid rgba(255,193,7,.18)}
h3{font-size:17px;margin:20px 0 10px;color:var(--ob-amber-2)}
h4{font-size:15px;margin:16px 0 8px}
p{margin:0 0 14px;color:var(--ob-text-mut)}
ul,ol{margin:0 0 16px 22px;color:var(--ob-text-mut)}
li{margin-bottom:6px}
strong{color:var(--ob-text)}

.ob-shell{max-width:var(--ob-shell);margin:0 auto;padding:0 16px}
.ob-skip{position:absolute;left:-9999px}
.ob-skip:focus{position:static;background:var(--ob-amber);color:#000;padding:8px 16px}

/* ---------- Header ---------- */
.ob-bar{background:var(--ob-ink-2);position:sticky;top:0;z-index:100;
  border-bottom:1px solid var(--ob-line);box-shadow:0 2px 12px rgba(0,0,0,.4);padding:12px 0}
.ob-bar__row{max-width:var(--ob-shell);margin:0 auto;padding:0 16px;display:flex;align-items:center;gap:14px;flex-wrap:wrap;row-gap:10px}
.ob-bar__burger{width:40px;height:40px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;padding:8px;border-radius:6px;transition:background .15s}
.ob-bar__burger:hover{background:rgba(255,255,255,.08)}
.ob-bar__burger span{height:2px;width:22px;background:#fff;border-radius:2px}
.ob-bar__logo{display:flex;align-items:center;gap:10px}
.ob-bar__logo img{height:32px;width:auto}
.ob-bar__nav{margin-left:auto;display:flex;align-items:center}
.ob-bar__nav ul{display:none;list-style:none;gap:18px;margin:0;font-size:14px}
.ob-bar__nav a{color:var(--ob-text);font-weight:500}
.ob-bar__nav a:hover{color:var(--ob-amber)}
.ob-bar__cta{order:5;width:100%;display:grid;grid-template-columns:1fr 1fr;gap:8px}

.ob-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 20px;border-radius:var(--ob-radius);font-weight:700;font-size:14px;
  text-align:center;text-decoration:none;border:none;line-height:1;transition:transform .15s,box-shadow .2s}
.ob-btn:active{transform:scale(.97)}
.ob-btn--primary{background:linear-gradient(135deg,var(--ob-amber),var(--ob-amber-deep));
  color:#1A1A1A;box-shadow:var(--ob-shadow-amber)}
.ob-btn--primary:hover{box-shadow:0 14px 32px rgba(255,193,7,.42);color:#1A1A1A}
.ob-btn--dark{background:var(--ob-ink-3);color:#fff;border:1px solid var(--ob-line-2)}
.ob-btn--dark:hover{background:var(--ob-ink-4);color:#fff}
.ob-btn--ghost{background:transparent;color:var(--ob-amber);border:1.5px solid var(--ob-amber)}
.ob-btn--ghost:hover{background:rgba(255,193,7,.1);color:var(--ob-amber)}
.ob-btn--lg{padding:16px 28px;font-size:16px}
.ob-btn--block{width:100%}

@media (min-width:900px){
  .ob-bar__row{flex-wrap:nowrap}
  .ob-bar__nav ul{display:flex}
  .ob-bar__cta{order:0;width:auto;margin-left:0;display:flex}
  h1{font-size:34px}
  h2{font-size:26px}
}

/* ---------- Hero / App card ---------- */
.ob-hero{padding:28px 0 20px;background:linear-gradient(180deg,var(--ob-ink-2) 0%,var(--ob-ink) 100%)}
.ob-applet{background:var(--ob-ink-2);border-radius:var(--ob-radius-lg);padding:22px;
  box-shadow:var(--ob-shadow-md);border:1px solid var(--ob-line)}
.ob-applet__top{display:flex;align-items:center;gap:16px;margin-bottom:16px;justify-content:center;text-align:left}
.ob-applet__top img{width:78px;height:78px;border-radius:18px;flex-shrink:0}
.ob-applet__top-info p{font-size:22px;font-weight:700;color:var(--ob-text);margin:0 0 6px}
.ob-applet__meta{display:flex;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--ob-text-soft)}
.ob-applet__meta strong{color:var(--ob-amber)}
.ob-applet__stats{display:flex;gap:22px;padding:14px 0;margin-bottom:14px;
  border-top:1px solid var(--ob-line);border-bottom:1px solid var(--ob-line);
  justify-content:center;flex-wrap:wrap}
.ob-applet__stat{text-align:center}
.ob-applet__stat p{font-size:18px;font-weight:700;color:var(--ob-text);margin:0}
.ob-applet__stat span{font-size:11px;color:var(--ob-text-soft);text-transform:uppercase;letter-spacing:.04em}
.ob-applet__star{color:var(--ob-amber)}
.ob-applet__btns{display:flex;flex-direction:column;gap:10px;align-items:center}
.ob-applet__btns .ob-applet__btn-main{width:100%;max-width:340px}
.ob-applet__btns-row{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.ob-applet__btns-row .ob-btn{padding:9px 18px;font-size:13px;min-width:120px}

/* App detailed specs (dl list) */
.ob-applet__specs{display:grid;grid-template-columns:1fr;gap:1px;
  background:var(--ob-line);border:1px solid var(--ob-line);border-radius:10px;
  overflow:hidden;margin:14px 0;font-size:13px}
.ob-applet__specs > div{display:flex;background:var(--ob-ink-2);padding:9px 14px;gap:10px}
.ob-applet__specs dt{flex:0 0 130px;color:var(--ob-text-soft);text-transform:uppercase;
  letter-spacing:.04em;font-size:11px;font-weight:600;padding-top:2px}
.ob-applet__specs dd{flex:1;margin:0;color:var(--ob-text);font-family:'JetBrains Mono','Roboto Mono',monospace;font-size:12.5px;word-break:break-all}
.ob-applet__specs code{font-size:12px;padding:2px 6px}

@media(min-width:700px){
  .ob-applet__top img{width:96px;height:96px}
  .ob-applet__top-info p{font-size:24px}
  .ob-applet__specs{grid-template-columns:1fr 1fr}
}

/* ---------- TOC ---------- */
.ob-toc{margin:18px 0;padding:18px 20px;background:var(--ob-ink-2);
  border:1px solid var(--ob-line);border-radius:var(--ob-radius)}
.ob-toc__title{font-size:15px;font-weight:700;color:var(--ob-amber);
  text-transform:uppercase;letter-spacing:.06em;margin:0 0 12px}
.ob-toc ol{margin:0;padding-left:22px;color:var(--ob-text-mut);columns:1;font-size:14px}
.ob-toc ol li{margin-bottom:7px}
.ob-toc a{color:var(--ob-text);transition:color .15s}
.ob-toc a:hover{color:var(--ob-amber);text-decoration:underline}
@media(min-width:680px){.ob-toc ol{columns:2;column-gap:30px}}

/* ---------- Block ---------- */
.ob-block{padding:22px 0;border-bottom:1px solid var(--ob-line)}
.ob-block:last-child{border-bottom:none}
.ob-block__cover{margin:14px 0 18px;border-radius:var(--ob-radius);overflow:hidden;
  background:var(--ob-ink-2);border:1px solid var(--ob-line)}
.ob-block__cover img{display:block;width:100%;height:auto}
.ob-block__cover figcaption{padding:10px 14px;font-size:12px;color:var(--ob-text-soft);
  border-top:1px solid var(--ob-line);text-transform:uppercase;letter-spacing:.04em}

/* ---------- Spec table ---------- */
.ob-table{width:100%;border-collapse:collapse;background:var(--ob-ink-2);
  border-radius:var(--ob-radius);overflow:hidden;margin:16px 0;border:1px solid var(--ob-line)}
.ob-table th,.ob-table td{padding:12px 16px;text-align:left;font-size:14px;
  border-bottom:1px solid var(--ob-line);vertical-align:top}
.ob-table th{background:var(--ob-ink-3);color:var(--ob-amber);font-weight:600;
  text-transform:uppercase;letter-spacing:.04em;font-size:12px;width:38%}
.ob-table tr:last-child th,.ob-table tr:last-child td{border-bottom:none}
.ob-table td{color:var(--ob-text-mut)}

/* ---------- Feature cards (badge+title+body) ---------- */
.ob-feats{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
  gap:14px;margin:18px 0}
.ob-feat{background:var(--ob-ink-2);border:1px solid var(--ob-line);
  border-radius:var(--ob-radius);padding:18px;transition:border-color .2s,transform .2s}
.ob-feat:hover{border-color:var(--ob-amber);transform:translateY(-2px)}
.ob-feat__h{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.ob-feat__num{flex-shrink:0;width:38px;height:38px;background:rgba(255,193,7,.14);
  color:var(--ob-amber);border-radius:10px;display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:14px}
.ob-feat__t{font-size:15px;font-weight:700;color:var(--ob-text)}
.ob-feat p{font-size:14px;line-height:1.6;margin:0}

/* ---------- HowTo step strip ---------- */
.ob-howto{margin:18px 0}
.ob-howto__step{display:flex;gap:16px;padding:16px;background:var(--ob-ink-2);
  border:1px solid var(--ob-line);border-radius:var(--ob-radius);margin-bottom:12px;
  align-items:flex-start}
.ob-howto__step:hover{border-color:var(--ob-amber)}
.ob-howto__num{flex-shrink:0;width:42px;height:42px;background:var(--ob-amber);color:#1a1a1a;
  border-radius:12px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px}
.ob-howto__body{flex:1}
.ob-howto__t{font-size:16px;font-weight:700;color:var(--ob-text);margin:0 0 6px}
.ob-howto__d{font-size:14px;line-height:1.65;color:var(--ob-text-mut);margin:0}
.ob-howto__img{margin-top:12px;border-radius:var(--ob-radius-sm);overflow:hidden;border:1px solid var(--ob-line)}

/* ---------- Pros / Cons split ---------- */
.ob-prcons{display:grid;grid-template-columns:1fr;gap:16px;margin:16px 0}
@media(min-width:760px){.ob-prcons{grid-template-columns:1fr 1fr}}
.ob-prcons__col{background:var(--ob-ink-2);border:1px solid var(--ob-line);
  border-radius:var(--ob-radius);padding:18px}
.ob-prcons__t{font-size:15px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;margin-bottom:12px}
.ob-prcons__col--pro .ob-prcons__t{color:var(--ob-ok)}
.ob-prcons__col--con .ob-prcons__t{color:var(--ob-warn)}
.ob-prcons__col ul{padding-left:20px;margin:0}
.ob-prcons__col li{font-size:14px;margin-bottom:8px}

/* ---------- Reviews ---------- */
.ob-reviews{display:grid;grid-template-columns:1fr;gap:14px;margin:18px 0}
@media(min-width:760px){.ob-reviews{grid-template-columns:1fr 1fr}}
.ob-rev{background:var(--ob-ink-2);border:1px solid var(--ob-line);
  border-radius:var(--ob-radius);padding:18px}
.ob-rev__h{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:6px}
.ob-rev__h b{color:var(--ob-amber);font-size:15px}
.ob-rev__h span{color:var(--ob-text-soft);font-size:12px}
.ob-rev__stars{color:var(--ob-amber);font-size:16px;margin-bottom:8px;letter-spacing:1px}
.ob-rev p{font-size:14px;line-height:1.6;margin:0}

/* ---------- FAQ ---------- */
.ob-faq{display:flex;flex-direction:column;gap:10px;margin:16px 0}
.ob-faq details{background:var(--ob-ink-2);border:1px solid var(--ob-line);
  border-radius:var(--ob-radius);padding:14px 18px}
.ob-faq details[open]{border-color:var(--ob-amber)}
.ob-faq summary{font-weight:600;font-size:15px;color:var(--ob-text);cursor:pointer;
  list-style:none;position:relative;padding-right:24px}
.ob-faq summary::-webkit-details-marker{display:none}
.ob-faq summary::after{content:'+';position:absolute;right:0;top:0;font-size:18px;
  color:var(--ob-amber);font-weight:700;transition:transform .2s}
.ob-faq details[open] summary::after{transform:rotate(45deg)}
.ob-faq p{font-size:14px;line-height:1.65;margin:10px 0 0;color:var(--ob-text-mut)}

/* ---------- Banner row (image + text side by side) ---------- */
.ob-banner{display:flex;flex-direction:column;gap:0;background:var(--ob-ink-2);
  border:1px solid var(--ob-line);border-radius:var(--ob-radius-lg);
  overflow:hidden;margin:20px 0;box-shadow:var(--ob-shadow-md)}
.ob-banner__img{flex:0 0 45%;background:var(--ob-ink-3)}
.ob-banner__img img{display:block;width:100%;height:100%;object-fit:cover}
.ob-banner__body{flex:1;padding:22px 24px}
.ob-banner__body h3{margin:0 0 10px;font-size:20px;color:var(--ob-amber)}
.ob-banner__body p{font-size:14.5px;line-height:1.65;margin:0 0 12px}
@media(min-width:720px){.ob-banner{flex-direction:row;align-items:stretch}}

/* ---------- Versions changelog ---------- */
.ob-ver{display:flex;flex-direction:column;gap:0;background:var(--ob-ink-2);
  border:1px solid var(--ob-line);border-radius:var(--ob-radius);overflow:hidden;margin:16px 0}
.ob-ver__row{display:grid;grid-template-columns:1fr;gap:8px;padding:18px;
  border-bottom:1px solid var(--ob-line)}
.ob-ver__row:last-child{border-bottom:none}
.ob-ver__head b{display:block;color:var(--ob-amber);font-size:17px;font-weight:700}
.ob-ver__head span{font-size:12px;color:var(--ob-text-soft);font-family:'JetBrains Mono',monospace}
.ob-ver__list{margin:0;padding-left:18px;font-size:14px;line-height:1.6}
.ob-ver__list li{margin-bottom:5px}
@media(min-width:720px){.ob-ver__row{grid-template-columns:200px 1fr}}

/* ---------- Author block (CSS-only avatar) ---------- */
.ob-author{display:flex;flex-direction:column;gap:18px;background:var(--ob-ink-2);
  border:1px solid var(--ob-line);border-radius:var(--ob-radius);padding:22px;margin:20px 0;
  position:relative;overflow:hidden}
.ob-author::before{content:'';position:absolute;top:0;left:0;width:4px;height:100%;
  background:linear-gradient(180deg,var(--ob-amber),var(--ob-amber-deep))}
.ob-author__avatar{flex-shrink:0;width:84px;height:84px;
  background:linear-gradient(135deg,var(--ob-amber),var(--ob-amber-deep));
  color:#0D1620;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-family:var(--ob-font);font-weight:800;font-size:30px;letter-spacing:-.02em;
  box-shadow:0 8px 20px rgba(255,193,7,.32)}
.ob-author__body{flex:1;min-width:0}
.ob-author__name{font-size:19px;font-weight:700;color:var(--ob-text);margin:0 0 4px}
.ob-author__role{font-size:13px;color:var(--ob-amber);margin:0 0 12px;font-weight:500}
.ob-author__bio{font-size:14px;line-height:1.7;margin:0 0 14px;color:var(--ob-text-mut)}
.ob-author__skills{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.ob-author__skills li{background:var(--ob-ink-3);border:1px solid var(--ob-line-2);
  padding:5px 11px;border-radius:99px;font-size:12px;color:var(--ob-text-mut);
  text-transform:uppercase;letter-spacing:.04em;font-weight:500}
@media(min-width:600px){.ob-author{flex-direction:row;align-items:flex-start;gap:22px;padding-left:30px}}

/* ---------- Footer ---------- */
.ob-foot{background:var(--ob-ink-2);border-top:1px solid var(--ob-line);padding:30px 0 20px;margin-top:30px}
.ob-foot__grid{display:grid;grid-template-columns:1fr;gap:20px;margin-bottom:20px}
@media(min-width:760px){.ob-foot__grid{grid-template-columns:2fr 1fr 1fr 1fr}}
.ob-foot__brand img{margin-bottom:12px}
.ob-foot__brand p{font-size:13px;line-height:1.6;color:var(--ob-text-soft);max-width:380px}
.ob-foot__seal{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.ob-foot__seal span{background:var(--ob-ink-3);padding:5px 10px;border-radius:6px;
  font-size:11px;color:var(--ob-text-soft);font-weight:600;text-transform:uppercase;letter-spacing:.05em}
.ob-foot__col-t{font-size:13px;font-weight:700;color:var(--ob-amber);
  text-transform:uppercase;letter-spacing:.06em;margin-bottom:10px}
.ob-foot__col ul{list-style:none;margin:0;padding:0;font-size:13px}
.ob-foot__col li{margin-bottom:6px}
.ob-foot__col a{color:var(--ob-text-mut)}
.ob-foot__col a:hover{color:var(--ob-amber)}
.ob-foot__bot{padding-top:18px;border-top:1px solid var(--ob-line);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  font-size:12px;color:var(--ob-text-soft)}

/* ---------- Sticky CTA ---------- */
.ob-pin{position:fixed;bottom:18px;right:18px;z-index:80;
  background:linear-gradient(135deg,var(--ob-amber),var(--ob-amber-deep));color:#1a1a1a;
  padding:11px 18px;border-radius:99px;font-weight:700;font-size:13.5px;letter-spacing:.04em;
  text-transform:uppercase;text-decoration:none;box-shadow:0 12px 28px rgba(255,193,7,.4);transition:transform .15s}
.ob-pin:hover{transform:translateY(-2px);color:#1a1a1a}
@media(max-width:600px){.ob-pin{font-size:12px;padding:9px 14px}}

/* ---------- Note callout ---------- */
.ob-note{display:flex;gap:14px;background:var(--ob-ink-2);border-left:3px solid var(--ob-amber);
  border-radius:var(--ob-radius-sm);padding:16px 18px;margin:18px 0}
.ob-note__ico{flex-shrink:0;font-size:22px;line-height:1}
.ob-note__body{flex:1}
.ob-note__body b{display:block;color:var(--ob-amber);margin-bottom:4px;font-size:14px;text-transform:uppercase;letter-spacing:.04em}
.ob-note__body p{font-size:14px;line-height:1.6;margin:0}
.ob-note--warn{border-left-color:var(--ob-warn)}
.ob-note--warn .ob-note__body b{color:var(--ob-warn)}

/* ---------- Mobile drawer ---------- */
.ob-drawer{position:fixed;top:0;left:-100%;width:280px;height:100vh;background:var(--ob-ink-2);
  z-index:200;padding:24px 22px;transition:left .25s;box-shadow:8px 0 30px rgba(0,0,0,.5);
  overflow-y:auto;display:flex;flex-direction:column;gap:6px}
.ob-drawer.is-open{left:0}
.ob-drawer a{padding:10px 0;color:var(--ob-text);font-size:14px;
  border-bottom:1px solid var(--ob-line);text-transform:uppercase;letter-spacing:.03em;font-weight:500}
.ob-drawer a:hover{color:var(--ob-amber)}

/* ============ Sidebar TOC (sticky) ============ */
.ob-grid > .ob-toc{margin:18px 0}
.ob-toc a{display:block;padding:6px 8px;border-radius:6px;transition:background .15s,color .15s,padding-left .2s}
.ob-toc a.is-active{background:rgba(255,193,7,.12);color:var(--ob-amber);font-weight:600;padding-left:14px;border-left:3px solid var(--ob-amber)}

@media (min-width: 1100px) {
  .ob-grid{display:flex;gap:34px;align-items:flex-start;margin-top:18px}
  .ob-grid > .ob-toc{
    flex:0 0 240px;
    position:sticky;top:90px;
    max-height:calc(100vh - 110px);overflow-y:auto;margin:0;
    padding:16px 14px;
  }
  .ob-grid > .ob-toc ol{columns:1;padding-left:0;list-style:none;font-size:13.5px}
  .ob-grid > .ob-toc ol li{margin-bottom:2px}
  .ob-grid > .ob-main{flex:1;min-width:0}
  /* customize scrollbar in sidebar */
  .ob-grid > .ob-toc::-webkit-scrollbar{width:6px}
  .ob-grid > .ob-toc::-webkit-scrollbar-thumb{background:var(--ob-ink-3);border-radius:3px}
}

/* ============ Misc additions ============ */
/* responsive table wrapper */
.ob-table-wrap{overflow-x:auto;margin:16px 0;border-radius:var(--ob-radius);
  border:1px solid var(--ob-line);background:var(--ob-ink-2)}
.ob-table-wrap .ob-table{margin:0;border-radius:0;border:none}
.ob-table-wrap .ob-table--rivals th{font-size:11.5px}

/* inline code element */
code{background:var(--ob-ink);color:var(--ob-amber);padding:3px 8px;
  border-radius:4px;font-family:'JetBrains Mono','Roboto Mono',monospace;font-size:13px}

/* author photo (restored) */
.ob-author__pic{flex-shrink:0}
.ob-author__pic img{width:96px;height:96px;border-radius:50%;
  border:3px solid var(--ob-amber);object-fit:cover;
  box-shadow:0 8px 20px rgba(255,193,7,.28)}

/* ============ Slot review tiles ============ */
.ob-slots{display:grid;grid-template-columns:1fr;gap:16px;margin:18px 0}
@media(min-width:760px){.ob-slots{grid-template-columns:repeat(2,1fr)}}
.ob-slot{display:flex;flex-direction:column;background:var(--ob-ink-2);
  border:1px solid var(--ob-line);border-radius:var(--ob-radius);overflow:hidden;
  transition:border-color .2s,transform .2s}
.ob-slot:hover{border-color:var(--ob-amber);transform:translateY(-2px)}
.ob-slot img{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}
.ob-slot__body{padding:16px 18px}
.ob-slot__body h3{margin:0 0 4px;color:var(--ob-amber);font-size:16px}
.ob-slot__meta{font-family:'JetBrains Mono','Roboto Mono',monospace;font-size:11.5px;
  color:var(--ob-text-soft);margin:0 0 10px;text-transform:uppercase;letter-spacing:.04em}
.ob-slot__body p:last-child{font-size:14px;line-height:1.6;margin:0}

/* ============ Mistakes list (numbered) ============ */
.ob-mistakes{counter-reset:mk;list-style:none;padding:0;margin:18px 0;display:flex;flex-direction:column;gap:12px}
.ob-mistakes > li{background:var(--ob-ink-2);border:1px solid var(--ob-line);
  border-radius:var(--ob-radius);padding:16px 18px 16px 60px;position:relative}
.ob-mistakes > li::before{counter-increment:mk;content:counter(mk,decimal-leading-zero);
  position:absolute;left:14px;top:14px;width:34px;height:34px;
  background:linear-gradient(135deg,var(--ob-amber),var(--ob-amber-deep));color:#0D1620;
  border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px}
.ob-mistakes h3{margin:0 0 6px;font-size:15px;color:var(--ob-text)}
.ob-mistakes p{margin:0;font-size:14px;line-height:1.6}
.ob-mistakes em{color:var(--ob-amber-2);font-style:normal;font-weight:600}

/* ============ Glossary ============ */
.ob-glossary{display:grid;grid-template-columns:1fr;gap:12px;margin:16px 0;
  background:var(--ob-ink-2);border:1px solid var(--ob-line);border-radius:var(--ob-radius);padding:18px 20px}
.ob-glossary dt{font-weight:700;color:var(--ob-amber);font-size:14.5px;
  text-transform:uppercase;letter-spacing:.03em;padding-top:10px;
  border-top:1px solid var(--ob-line)}
.ob-glossary dt:first-of-type{padding-top:0;border-top:none}
.ob-glossary dd{margin:6px 0 4px 0;font-size:14px;line-height:1.6;color:var(--ob-text-mut)}

/* ============ Reading progress bar ============ */
.ob-progress{position:fixed;top:0;left:0;height:3px;width:0%;
  background:linear-gradient(90deg,var(--ob-amber),var(--ob-amber-deep));z-index:200;
  transition:width .1s linear;box-shadow:0 0 8px rgba(255,193,7,.6)}

/* ============ TOC auto-hide (desktop) ============ */
@media(min-width:1100px){
  .ob-grid > .ob-toc{transition:transform .3s ease, opacity .3s ease}
  .ob-grid > .ob-toc.is-hidden{transform:translateY(-12px);opacity:.25;pointer-events:none}
}