/* ============================================================
   Cuemath Blog — custom theme layer on top of Ghost Source
   Loaded AFTER built/screen.css so these rules win.
   Covers: header, homepage hero + category pills, featured,
   latest grid, and the dark Cuemath footer.
   ============================================================ */

:root{
  --cm-paper:#ffffff;
  --cm-ink:#131313;
  --cm-bg-soft:#f6f5f2;
  --cm-brand:#ffba07;
  --cm-brand-press:#f0a800;
  --cm-line:#e9e7e1;
  --cm-muted:#6f6c66;
  --cm-footer:#0e0e0e;
  --cm-footer-line:#2a2a2a;
  --cm-footer-muted:#9b988f;
  --cm-display:"Helvetica Neue",Helvetica,Arial,system-ui,sans-serif;
  --cm-wrap:1240px;
}

.cm-wrap{max-width:var(--cm-wrap);margin:0 auto;padding:0 28px;}
.cm-home{flex-grow:1;}  /* keep footer pinned to bottom on short pages */

/* ============================================================
   HEADER  (overrides Source .gh-navigation)
   White, sticky; wordmark + tagline; centered links; yellow CTA.
   ============================================================ */
.gh-navigation{
  position:sticky;top:0;z-index:1000;
  background:var(--cm-paper) !important;
  border-bottom:1px solid var(--cm-line);
}
.gh-navigation .gh-navigation-inner{
  position:relative;
  max-width:var(--cm-wrap);
  display:flex;align-items:center;gap:32px;
  min-height:74px;
}

/* Brand: wordmark + tagline */
.gh-navigation-brand{flex:0 0 auto;display:flex;flex-direction:column;line-height:1;}
.gh-navigation-logo{
  font-family:var(--cm-display) !important;
  font-weight:800;font-size:24px;letter-spacing:-.02em;color:var(--cm-ink) !important;
  text-transform:uppercase;
}
.gh-navigation-logo img{max-height:30px;width:auto;}
.cm-tagline{font-size:10.5px;letter-spacing:.04em;color:var(--cm-muted);margin-top:4px;text-transform:none;}
.cm-tagline sup{font-size:7px;}

/* Nav links — centered */
.gh-navigation-menu{flex:1 1 auto;margin:0 !important;}
.gh-navigation-menu ul{
  display:flex;align-items:center;justify-content:center;gap:30px;
  margin:0;padding:0;list-style:none;flex-wrap:nowrap;
}
.gh-navigation-menu ul li{margin:0;}
/* Source fades nav items in via JS (opacity:0 -> 1). Force visible so links never depend on that. */
.gh-navigation-menu .nav>li{opacity:1 !important;}
.gh-navigation-menu ul li a{
  font-weight:600;font-size:15px;color:var(--cm-ink);
  padding:6px 0;position:relative;white-space:nowrap;
}
.gh-navigation-menu ul li a::after{
  content:"";position:absolute;left:0;right:100%;bottom:-2px;height:2px;
  background:var(--cm-brand);transition:right .22s ease;
}
.gh-navigation-menu ul li a:hover::after,
.gh-navigation-menu ul li.nav-current a::after{right:0;}

/* The "Book a Free Class" nav item -> yellow sharp CTA, pinned right */
.gh-navigation-menu ul li.nav-book-a-free-class{
  position:absolute;right:28px;top:50%;transform:translateY(-50%);margin:0;
}
.gh-navigation-menu ul li.nav-book-a-free-class a{
  font-family:var(--cm-display);font-weight:800;font-size:15px;letter-spacing:-.01em;
  background:var(--cm-brand);color:#1a1500;padding:15px 26px;border-radius:0;
  transition:background .18s ease,transform .18s ease;
}
.gh-navigation-menu ul li.nav-book-a-free-class a::after{display:none;}
.gh-navigation-menu ul li.nav-book-a-free-class a:hover{background:var(--cm-brand-press);}
.gh-navigation-menu ul li.nav-book-a-free-class a:active{transform:translateY(-50%) translateY(1px);}

/* Hide search + members area to match the clean blog header */
.gh-navigation .gh-navigation-actions,
.gh-navigation .gh-search,
.gh-navigation .gh-navigation-brand .gh-search{display:none !important;}

/* ============================================================
   HOMEPAGE HERO + CATEGORY PILLS
   ============================================================ */
.cm-hero{padding:60px 0 30px;}
.cm-hero .cm-eyebrow{
  font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--cm-brand-press);margin:0;
}
.cm-hero h1{
  font-family:var(--cm-display);font-weight:800;letter-spacing:-.025em;
  font-size:clamp(34px,5.2vw,58px);line-height:1.02;margin:16px 0 0;
  text-wrap:balance;max-width:16ch;color:var(--cm-ink);
}
.cm-hero .cm-hero-sub{font-size:18px;color:var(--cm-muted);max-width:60ch;margin:20px 0 0;}

.cm-pills{display:flex;flex-wrap:wrap;gap:10px;margin:28px 0 0;padding:0;list-style:none;}
.cm-pills li{margin:0;}
.cm-pills a{
  display:inline-block;font-weight:600;font-size:14px;color:var(--cm-ink);
  background:var(--cm-paper);border:1px solid var(--cm-line);border-radius:999px;
  padding:8px 18px;transition:border-color .18s ease,background .18s ease;white-space:nowrap;
}
.cm-pills a:hover{border-color:#cfccc4;}
.cm-pills li.is-active a,
.cm-pills a[aria-current="true"]{background:var(--cm-brand);border-color:var(--cm-brand);color:#1a1500;}

/* ============================================================
   SECTION HEADS (Featured / Latest)
   ============================================================ */
.cm-sec{padding:30px 0;}
.cm-sec-head{
  display:flex;align-items:baseline;justify-content:space-between;
  border-top:2px solid var(--cm-ink);padding-top:14px;margin-bottom:26px;
}
.cm-sec-head h2{
  font-family:var(--cm-display);font-weight:800;letter-spacing:-.01em;font-size:15px;
  text-transform:uppercase;margin:0;color:var(--cm-ink);
}
.cm-sec-head a{font-weight:600;font-size:14px;color:var(--cm-muted);}
.cm-sec-head a:hover{color:var(--cm-ink);}

/* ============================================================
   POST CARDS (shared look)
   ============================================================ */
.cm-card{display:block;color:inherit;}
.cm-card .cm-thumb{
  aspect-ratio:16/10;border-radius:4px;position:relative;overflow:hidden;background:#222;
}
.cm-card .cm-thumb img{width:100%;height:100%;object-fit:cover;display:block;}
.cm-card .cm-thumb .cm-lbl{
  position:absolute;left:14px;bottom:12px;font-family:var(--cm-display);
  font-weight:800;font-size:13px;letter-spacing:.02em;text-transform:uppercase;
  background:var(--cm-brand);color:#1a1500;padding:4px 10px;
}
.cm-card h3{
  font-family:var(--cm-display);font-weight:800;letter-spacing:-.01em;
  font-size:19px;line-height:1.18;margin:14px 0 0;text-wrap:balance;color:var(--cm-ink);
}
.cm-card:hover h3{
  text-decoration:underline;text-decoration-color:var(--cm-brand);
  text-decoration-thickness:2px;text-underline-offset:3px;
}
.cm-card .cm-excerpt{font-size:14.5px;color:var(--cm-muted);margin:8px 0 0;}
.cm-card .cm-meta{font-size:13px;color:var(--cm-muted);margin-top:8px;}

/* ---- Featured: one large + three stacked ---- */
.cm-feat{display:grid;grid-template-columns:1.4fr 1fr;gap:28px;}
.cm-feat .cm-feat-big .cm-thumb{aspect-ratio:16/9;}
.cm-feat .cm-feat-big h3{font-size:21px;}
.cm-feat-list{display:flex;flex-direction:column;gap:18px;}
.cm-feat-list .cm-card{display:grid;grid-template-columns:108px 1fr;gap:14px;align-items:start;}
.cm-feat-list .cm-thumb{aspect-ratio:1/1;}
.cm-feat-list .cm-thumb .cm-lbl{display:none;}
.cm-feat-list .cm-card h3{font-size:17px;margin-top:0;}

/* ---- Latest grid ---- */
.cm-grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}

/* ============================================================
   FOOTER (rewritten partial, .cm-ft*)
   ============================================================ */
.gh-footer.cm-ft{background:var(--cm-footer);color:#dedcd5;margin-top:50px;padding:0;}
.cm-ft a{color:inherit;}
.cm-ft .cm-wrap{padding-top:0;padding-bottom:0;}
.cm-ft-top{
  display:grid;grid-template-columns:1.1fr 2fr;gap:48px;padding:56px 0 44px;
  border-bottom:1px solid var(--cm-footer-line);
}
.cm-ft-mathfit h3{
  font-family:var(--cm-display);font-weight:800;font-size:13px;letter-spacing:.06em;
  text-transform:uppercase;color:var(--cm-brand);margin:0 0 10px;
}
.cm-ft-mathfit p{font-size:14.5px;color:var(--cm-footer-muted);margin:0 0 18px;max-width:30ch;}
.cm-appbtn{
  display:inline-block;background:#1c1c1c;border:1px solid #333;color:#fff;
  font-weight:600;font-size:14px;padding:12px 20px;
}
.cm-appbtn:hover{background:#262626;}
.cm-games{display:flex;gap:14px;margin-top:26px;}
.cm-game{text-align:center;}
.cm-game .cm-disc{
  width:78px;height:78px;border-radius:50%;
  background:radial-gradient(circle at 35% 30%,#333,#0a0a0a);
  border:1px solid #2c2c2c;display:flex;align-items:center;justify-content:center;font-size:26px;
}
.cm-game .cm-gl{display:block;font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--cm-footer-muted);margin-top:9px;}
.cm-ft-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.cm-ft-col h4{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--cm-brand);margin:0 0 16px;}
.cm-ft-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:11px;}
.cm-ft-col a{font-size:14px;color:#cbc9c2;}
.cm-ft-col a:hover{color:#fff;}
.cm-ft-offices{display:grid;grid-template-columns:1fr 1fr;gap:40px;padding:36px 0;border-bottom:1px solid var(--cm-footer-line);}
.cm-ft-offices h5{font-size:11.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#fff;margin:0 0 8px;}
.cm-ft-offices p{font-size:13.5px;color:var(--cm-footer-muted);margin:0;max-width:34ch;line-height:1.5;}
.cm-ft-bot{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 0 40px;flex-wrap:wrap;}
.cm-ft-bot .cm-legal{display:flex;gap:22px;font-size:13px;color:var(--cm-footer-muted);}
.cm-ft-bot .cm-legal a:hover{color:#fff;}
.cm-ft-copy{font-size:13px;color:var(--cm-footer-muted);}
.cm-ft-social{display:flex;gap:12px;}
.cm-ft-social a{
  width:36px;height:36px;border:1px solid #333;display:flex;align-items:center;justify-content:center;
  font-size:15px;color:#cbc9c2;
}
.cm-ft-social a:hover{background:var(--cm-brand);color:#1a1500;border-color:var(--cm-brand);}
.cm-ft-social a svg,.cm-ft-social a .icon{width:16px;height:16px;fill:currentColor;}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:900px){
  .cm-feat{grid-template-columns:1fr;}
  .cm-grid3{grid-template-columns:1fr 1fr;}
  .cm-ft-top{grid-template-columns:1fr;gap:34px;}
}
@media (max-width:767px){
  /* ---- Header: hand fully back to Source's native burger + full-screen overlay.
     Our desktop overrides (flex inner, min-height, centred/absolute menu) otherwise
     leak in: they keep the inner a flex ROW, so the open menu is shoved off the
     right edge, and they crowd the tagline inline beside the wordmark. ---- */
  .gh-navigation .gh-navigation-inner{
    display:grid;        /* undo desktop display:flex -> restore Source's row grid */
    min-height:0;        /* undo desktop min-height:74px -> Source's 64px bar */
  }
  /* Brand: wordmark with the tagline stacked beneath it, burger pinned to the right */
  #gh-navigation .gh-navigation-brand{
    grid-template-columns:1fr auto;   /* logo-area | burger (was 1fr auto auto) */
    align-items:center;column-gap:12px;
  }
  .gh-navigation-brand .gh-navigation-logo{grid-column:1;grid-row:1;}
  .gh-navigation-brand .cm-tagline{grid-column:1;grid-row:2;margin-top:3px;}
  .gh-navigation-brand .gh-burger{grid-column:2;grid-row:1 / span 2;align-self:center;}

  /* Menu links: drop desktop flex sizing / centring / absolute CTA so the
     burger overlay stacks them cleanly (Source makes .nav a vertical column). */
  .gh-navigation-menu{flex:initial;}
  .gh-navigation-menu ul{justify-content:center;gap:20px;}
  .gh-navigation-menu ul li.nav-book-a-free-class{position:static;transform:none;}
  .gh-navigation-menu ul li.nav-book-a-free-class a:active{transform:translateY(1px);}

  .cm-grid3{grid-template-columns:1fr;}
  .cm-ft-cols{grid-template-columns:1fr 1fr;}
  .cm-ft-offices{grid-template-columns:1fr;}
}
@media (prefers-reduced-motion:reduce){
  .gh-navigation-menu ul li a::after{transition:none;}
}