/* ==========================================================================
   בר מוח — colorful, playful, clean kids-magazine design system (RTL)
   ========================================================================== */
:root{
  --brand:#5b3df5;         /* friendly indigo-violet */
  --brand-dark:#3f28c7;
  --brand-soft:#efeafe;
  --sun:#ffca3a;           /* sunny accent */
  --ink:#1f2340;           /* near-black navy for text */
  --ink-soft:#565c85;
  --line:#eceaf6;
  --bg:#ffffff;
  --bg-cream:#faf8ff;
  --card:#ffffff;
  --radius:22px;
  --radius-sm:14px;
  --shadow:0 10px 30px -12px rgba(43,32,110,.18);
  --shadow-hover:0 20px 44px -14px rgba(43,32,110,.30);
  --maxw:1140px;
  /* per-category accent, overridden inline */
  --cat:#5b3df5;
  --cat-soft:#efeafe;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:"Rubik","Heebo",-apple-system,"Segoe UI",Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.75;font-size:18px;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{line-height:1.25;font-weight:700;color:var(--ink);margin:0 0 .5em}
h1{font-size:clamp(2rem,4.5vw,3.1rem);font-weight:800;letter-spacing:-.5px}
h2{font-size:clamp(1.5rem,3vw,2.05rem);font-weight:700}
h3{font-size:1.32rem}
p{margin:0 0 1.1em}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.btn{
  display:inline-flex;align-items:center;gap:.5em;background:var(--brand);color:#fff;
  padding:.85em 1.6em;border-radius:999px;font-weight:600;font-size:1.02rem;
  border:none;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease;
  box-shadow:0 8px 18px -8px rgba(91,61,245,.7);
}
.btn:hover{transform:translateY(-2px);text-decoration:none;box-shadow:0 14px 26px -10px rgba(91,61,245,.8)}
.btn--ghost{background:#fff;color:var(--brand);box-shadow:inset 0 0 0 2px var(--brand-soft)}
.btn--sun{background:var(--sun);color:#5a3d00;box-shadow:0 8px 18px -8px rgba(255,202,58,.9)}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:22px;height:82px}
/* logo */
.logo{display:flex;align-items:center;gap:12px;color:var(--ink);flex-shrink:0}
.logo:hover{text-decoration:none}
.logo .brain{font-size:2.05rem;line-height:1;filter:drop-shadow(0 3px 5px rgba(91,61,245,.32))}
.logo-txt{display:flex;flex-direction:column;line-height:1.08;font-weight:800;font-size:1.5rem;letter-spacing:-.5px}
.logo-txt b{color:var(--brand);font-weight:800}
.logo-txt small{font-size:.7rem;font-weight:500;letter-spacing:0;color:var(--ink-soft);margin-top:2px}
/* nav */
.nav-links{display:flex;align-items:center;gap:6px;margin-inline-start:auto}
.nav-links>a{color:var(--ink);font-weight:500;padding:.55em .95em;border-radius:999px;font-size:1.02rem;transition:.15s;white-space:nowrap}
.nav-links>a:hover{color:var(--brand);background:var(--brand-soft);text-decoration:none}
.nav-cta{background:var(--brand);color:#fff!important;font-weight:600!important;
  box-shadow:0 8px 16px -8px rgba(91,61,245,.7)}
.nav-cta:hover{background:var(--brand-dark)!important;color:#fff!important}
/* dropdown */
.has-drop{position:relative}
.drop-btn{display:inline-flex;align-items:center;gap:.35em;background:none;border:none;cursor:pointer;
  font:inherit;color:var(--ink);font-weight:500;font-size:1.02rem;padding:.55em .95em;border-radius:999px;transition:.15s}
.drop-btn:hover,.has-drop:hover .drop-btn,.has-drop:focus-within .drop-btn{color:var(--brand);background:var(--brand-soft)}
.drop-btn .chev{font-size:.8em;transition:transform .2s}
.has-drop:hover .drop-btn .chev,.has-drop:focus-within .drop-btn .chev{transform:rotate(180deg)}
.drop-menu{position:absolute;inset-inline-end:0;top:calc(100% + 8px);min-width:250px;background:#fff;
  border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-hover);padding:8px;
  display:grid;gap:2px;opacity:0;visibility:hidden;transform:translateY(-6px);transition:.16s;z-index:70}
.has-drop:hover .drop-menu,.has-drop:focus-within .drop-menu,.drop-menu.open{opacity:1;visibility:visible;transform:translateY(0)}
.drop-menu a{display:flex;align-items:center;gap:10px;padding:.6em .8em;border-radius:10px;color:var(--ink);
  font-weight:500;font-size:1rem}
.drop-menu a:hover{background:color-mix(in srgb,var(--cat) 12%,#fff);color:var(--cat);text-decoration:none}
.drop-menu .di{font-size:1.25rem;width:1.6em;text-align:center}
.nav-toggle{display:none;margin-inline-start:auto;background:var(--brand-soft);border:none;
  width:48px;height:48px;border-radius:14px;font-size:1.45rem;color:var(--brand);cursor:pointer}
@media(max-width:900px){
  .nav{height:70px;justify-content:space-between}
  .nav-toggle{display:block;margin:0}
  .nav-links{display:none;position:absolute;top:70px;inset-inline:0;background:#fff;flex-direction:column;
    align-items:stretch;gap:2px;padding:14px 18px 22px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .nav-links.open{display:flex}
  .nav-links>a,.drop-btn{padding:.85em .7em;font-size:1.05rem;text-align:start;width:100%;justify-content:space-between}
  .nav-cta{text-align:center;justify-content:center;margin-top:6px}
  .has-drop{width:100%}
  .drop-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;
    padding:2px 6px 6px;min-width:0;background:var(--bg-cream);border-radius:12px;margin-top:4px}
  .logo-txt small{display:none}
}

/* ---------- Hero (home) ---------- */
.hero{position:relative;overflow:hidden;background:
  radial-gradient(1200px 500px at 80% -10%,#efeafe 0,transparent 55%),
  radial-gradient(900px 500px at 5% 0,#fff4d6 0,transparent 45%),var(--bg-cream);
  padding:64px 0 76px}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.hero .eyebrow{display:inline-flex;align-items:center;gap:.5em;background:#fff;color:var(--brand);
  font-weight:600;padding:.5em 1em;border-radius:999px;box-shadow:var(--shadow);font-size:.95rem}
.hero h1{margin:.5em 0 .3em}
.hero p.lead{font-size:1.2rem;color:var(--ink-soft);max-width:34ch}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.hero-art{position:relative;aspect-ratio:1;display:grid;place-items:center}
.hero-art .blob{position:absolute;inset:0;background:conic-gradient(from 90deg,#5b3df5,#0ea5e9,#22c55e,#ffca3a,#f43f5e,#5b3df5);
  border-radius:42% 58% 60% 40%/48% 42% 58% 52%;filter:blur(2px);opacity:.92;animation:morph 12s ease-in-out infinite}
.hero-art .emoji{position:relative;font-size:clamp(5rem,14vw,9rem);filter:drop-shadow(0 12px 18px rgba(43,32,110,.35))}
@keyframes morph{50%{border-radius:58% 42% 40% 60%/52% 58% 42% 48%}}
@media(prefers-reduced-motion:reduce){.hero-art .blob{animation:none}}
@media(max-width:860px){.hero .wrap{grid-template-columns:1fr}.hero-art{max-width:280px;margin:0 auto;order:-1}}

/* ---------- Category chips row ---------- */
.cat-strip{padding:34px 0}
.cat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px}
.cat-tile{display:flex;flex-direction:column;gap:8px;padding:22px 18px;border-radius:var(--radius);
  background:var(--cat-soft);border:1px solid transparent;transition:.18s;color:var(--ink)}
.cat-tile:hover{transform:translateY(-4px);text-decoration:none;box-shadow:var(--shadow-hover);border-color:#fff}
.cat-tile .ico{font-size:2.1rem}
.cat-tile b{font-size:1.08rem}
.cat-tile span{font-size:.9rem;color:var(--ink-soft)}

/* ---------- Section heading ---------- */
.sec{padding:42px 0}
.sec-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:26px;flex-wrap:wrap}
.sec-head h2{margin:0}
.sec-head .kicker{color:var(--cat);font-weight:600}

/* ---------- Article cards grid ---------- */
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:26px}
.pcard{background:var(--card);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  display:flex;flex-direction:column;transition:.18s;border:1px solid var(--line)}
.pcard:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);text-decoration:none}
.pcard .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--brand-soft)}
.pcard .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.pcard:hover .thumb img{transform:scale(1.06)}
.pcard .body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.tag{align-self:flex-start;display:inline-flex;align-items:center;gap:.4em;font-size:.82rem;font-weight:600;
  color:#fff;background:var(--cat);padding:.32em .8em;border-radius:999px}
.pcard h3{margin:0;color:var(--ink);font-size:1.18rem;line-height:1.35}
.pcard p{margin:0;color:var(--ink-soft);font-size:.98rem}
.pcard .read{margin-top:auto;color:var(--cat);font-weight:600;font-size:.95rem}

/* ---------- Breadcrumbs ---------- */
.crumbs{font-size:.9rem;color:var(--ink-soft);padding:20px 0 0}
.crumbs a{color:var(--ink-soft)}
.crumbs a:hover{color:var(--brand)}

/* ---------- Category header ---------- */
.cat-hero{background:linear-gradient(160deg,var(--cat-soft),#fff);padding:44px 0 34px;border-bottom:1px solid var(--line)}
.cat-hero .badge{width:74px;height:74px;border-radius:20px;display:grid;place-items:center;font-size:2.3rem;
  background:#fff;box-shadow:var(--shadow);margin-bottom:16px}
.cat-hero h1{color:var(--ink)}
.cat-hero p{color:var(--ink-soft);max-width:60ch;font-size:1.12rem}

/* ---------- Article page ---------- */
.article{padding:8px 0 48px}
.article-head{max-width:760px;margin:0 auto;text-align:center;padding:12px 0 8px}
.article-head .tag{margin:0 auto 14px}
.article-head h1{margin:0 0 12px}
.article-head .meta{color:var(--ink-soft);font-size:.95rem}
.article-hero{max-width:920px;margin:26px auto;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.article-hero img{width:100%;max-height:460px;object-fit:cover}
.prose{max-width:760px;margin:0 auto;font-size:1.12rem}
.prose h2{margin:1.6em 0 .5em;position:relative;padding-inline-start:.65em}
.prose h2::before{content:"";position:absolute;inset-inline-start:0;top:.16em;bottom:.16em;width:6px;
  border-radius:6px;background:var(--cat)}
.prose h3{margin:1.3em 0 .4em;color:var(--cat)}
.prose img{border-radius:var(--radius-sm);margin:1.4em auto;box-shadow:var(--shadow)}
.prose ul,.prose ol{padding-inline-start:1.3em;margin:0 0 1.1em}
.prose li{margin:.35em 0}
.prose blockquote{margin:1.4em 0;padding:1em 1.3em;background:var(--cat-soft);border-inline-start:5px solid var(--cat);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--ink)}
.prose strong{color:var(--ink)}
.prose a{text-decoration:underline;color:var(--brand)}

/* callout / share / author */
.share{max-width:760px;margin:34px auto 0;display:flex;gap:10px;align-items:center;flex-wrap:wrap;
  padding-top:22px;border-top:1px dashed var(--line)}
.share span{font-weight:600;color:var(--ink-soft)}
.share a{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--brand-soft);
  color:var(--brand);font-weight:700}
.share a:hover{background:var(--brand);color:#fff;text-decoration:none}

/* ---------- Related ---------- */
.related{background:var(--bg-cream);padding:46px 0;margin-top:40px;border-top:1px solid var(--line)}

/* ---------- FAQ ---------- */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:14px;
  box-shadow:var(--shadow);overflow:hidden}
.faq-item summary{cursor:pointer;padding:18px 22px;font-weight:600;font-size:1.1rem;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--brand);font-size:1.5rem;font-weight:700;transition:.2s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .ans{padding:0 22px 20px;color:var(--ink-soft)}

/* ---------- Simple prose page (about) ---------- */
.page-hero{background:linear-gradient(160deg,var(--brand-soft),#fff);padding:48px 0 36px;text-align:center}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:start}
.form-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:30px;border:1px solid var(--line)}
.field{margin-bottom:16px}
.field label{display:block;font-weight:600;margin-bottom:6px;font-size:.95rem}
.field input,.field textarea{width:100%;padding:.8em 1em;border:1.5px solid var(--line);border-radius:12px;
  font:inherit;background:var(--bg-cream);transition:.15s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--brand);background:#fff}
.field textarea{min-height:130px;resize:vertical}
@media(max-width:760px){.contact-grid{grid-template-columns:1fr}}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(120deg,var(--brand),#8b5cf6);color:#fff;border-radius:var(--radius);
  padding:40px;text-align:center;box-shadow:var(--shadow)}
.cta-band h2{color:#fff}
.cta-band p{color:#eee7ff;max-width:50ch;margin:0 auto 20px}

/* ---------- Footer ---------- */
.site-footer{background:#171a33;color:#c7cbe6;padding:52px 0 26px;margin-top:56px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px}
.site-footer h4{color:#fff;margin-bottom:14px;font-size:1.05rem}
.site-footer a{color:#c7cbe6}.site-footer a:hover{color:#fff}
.foot-links{display:flex;flex-direction:column;gap:8px}
.site-footer .logo{color:#fff}.site-footer .logo b{color:#b7a6ff}
.foot-bottom{border-top:1px solid #2a2e4d;margin-top:34px;padding-top:20px;font-size:.88rem;color:#9297bd;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
@media(max-width:760px){.foot-grid{grid-template-columns:1fr;gap:26px}}

.mt0{margin-top:0}.center{text-align:center}