.khub-wrap{max-width:1100px;margin:24px auto;padding:0 16px}
.khub-hero{background:#fff;border:1px solid rgba(15,23,42,.10);border-radius:18px;padding:22px;box-shadow:0 10px 30px rgba(2,6,23,.06)}
.khub-hero h1{margin:0 0 6px;font-size:28px;line-height:1.2}
.khub-hero p{margin:0;color:rgba(15,23,42,.72)}
.khub-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:14px}
@media(max-width:900px){.khub-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.khub-grid{grid-template-columns:1fr}}
.khub-tile{display:block;background:linear-gradient(180deg,#fff,#f7fbff);border:1px solid rgba(59,130,246,.20);border-radius:16px;padding:16px;text-decoration:none;color:inherit;box-shadow:0 8px 18px rgba(2,6,23,.05);transition:.16s}
.khub-tile:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(2,6,23,.10);border-color:rgba(59,130,246,.35)}
.khub-kicker{font-size:12px;color:rgba(15,23,42,.65);margin-bottom:8px}
.khub-title{font-size:16px;font-weight:800;margin:0 0 6px}
.khub-desc{margin:0;color:rgba(15,23,42,.70);font-size:13px;line-height:1.45}
.khub-list{margin:18px 0 0;background:#fff;border:1px solid rgba(15,23,42,.10);border-radius:18px;padding:14px;box-shadow:0 10px 30px rgba(2,6,23,.06)}
.khub-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
@media(max-width:700px){.khub-links{grid-template-columns:1fr}}
.khub-link{display:block;padding:10px 12px;border:1px solid rgba(15,23,42,.10);border-radius:14px;text-decoration:none;color:inherit;background:#fff}
.khub-link:hover{border-color:rgba(59,130,246,.35)}
.khub-link b{display:block;font-size:14px;margin-bottom:2px}
.khub-link span{display:block;font-size:12px;color:rgba(15,23,42,.70)}
.kcrumb{max-width:1100px;margin:12px auto 0;padding:0 16px;font-size:12px;color:rgba(15,23,42,.70)}
.kcrumb a{text-decoration:none;color:rgba(37,99,235,.95)}
.kcrumb .sep{margin:0 6px;color:rgba(15,23,42,.35)}
.krel{max-width:1100px;margin:18px auto 28px;padding:0 16px}
.krelbox{background:#fff;border:1px solid rgba(15,23,42,.10);border-radius:18px;padding:14px;box-shadow:0 10px 30px rgba(2,6,23,.06)}
.krelgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
@media(max-width:700px){.krelgrid{grid-template-columns:1fr}}
.krelitem{display:block;padding:10px 12px;border:1px solid rgba(15,23,42,.10);border-radius:14px;text-decoration:none;color:inherit;background:#fff}
.krelitem:hover{border-color:rgba(59,130,246,.35)}
.krelitem b{display:block;font-size:13px;margin-bottom:2px}
.krelitem span{display:block;font-size:12px;color:rgba(15,23,42,.70)}

/* === JANU_KNOW_THEME_START === */
.k-topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid rgba(15,23,42,.10)}
.k-topbar-inner{max-width:1100px;margin:0 auto;padding:10px 16px;display:flex;align-items:center;justify-content:space-between;gap:14px}
.k-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit;font-weight:900}
.k-brand-dot{width:18px;height:18px;border-radius:8px;background:linear-gradient(135deg,#60a5fa,#2563eb);box-shadow:0 6px 16px rgba(37,99,235,.25)}
.k-nav{display:flex;gap:14px;flex-wrap:wrap}
.k-nav a{font-size:13px;text-decoration:none;color:rgba(15,23,42,.72);padding:6px 10px;border-radius:12px;border:1px solid transparent}
.k-nav a:hover{color:rgba(37,99,235,.95);border-color:rgba(59,130,246,.25);background:linear-gradient(180deg,#fff,#f6fbff)}
.k-subnote{font-size:12px;color:rgba(15,23,42,.55)}
.k-footer{margin:28px 0 0;padding:22px 0;background:#fff;border-top:1px solid rgba(15,23,42,.10)}
.k-footer-inner{max-width:1100px;margin:0 auto;padding:0 16px;display:grid;grid-template-columns:1.4fr .8fr;gap:14px}
@media(max-width:800px){.k-footer-inner{grid-template-columns:1fr}}
.k-foot-title{font-weight:900;margin:0 0 6px}
.k-foot-text{margin:0;color:rgba(15,23,42,.70);font-size:13px;line-height:1.5}
.k-foot-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px}
.k-foot-links a{font-size:12px;text-decoration:none;color:rgba(37,99,235,.95)}
.k-foot-links a:hover{text-decoration:underline}

/* Search */
.ksearch{margin-top:14px;background:#fff;border:1px solid rgba(15,23,42,.10);border-radius:18px;padding:14px;box-shadow:0 10px 30px rgba(2,6,23,.06)}
.ksearch-row{display:flex;gap:10px;flex-wrap:wrap}
.ksearch input{flex:1;min-width:220px;border:1px solid rgba(15,23,42,.14);border-radius:14px;padding:10px 12px;font-size:14px;outline:none}
.ksearch input:focus{border-color:rgba(59,130,246,.45);box-shadow:0 0 0 4px rgba(59,130,246,.10)}
.ksearch small{display:block;margin-top:8px;color:rgba(15,23,42,.60)}
.kresults{margin-top:10px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
@media(max-width:700px){.kresults{grid-template-columns:1fr}}
.kres{display:block;padding:10px 12px;border:1px solid rgba(15,23,42,.10);border-radius:14px;text-decoration:none;color:inherit;background:#fff}
.kres:hover{border-color:rgba(59,130,246,.35)}
.kres b{display:block;font-size:13px;margin-bottom:2px}
.kres span{display:block;font-size:12px;color:rgba(15,23,42,.70);line-height:1.4}
/* === JANU_KNOW_THEME_END === */

/* === JANU_SHARE_START === */
.kshare{max-width:1100px;margin:10px auto 0;padding:0 16px}
.ksharebox{background:linear-gradient(180deg,#ffffff,#f7fbff);border:1px solid rgba(59,130,246,.20);border-radius:16px;padding:12px 12px 10px;box-shadow:0 10px 26px rgba(2,6,23,.06);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.kshareleft{display:flex;flex-direction:column;gap:4px}
.ksharettl{font-weight:900;font-size:13px}
.kshareurl{font-size:12px;color:rgba(15,23,42,.65);word-break:break-all}
.ksharebtns{display:flex;gap:8px;flex-wrap:wrap}
.kbtn{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(15,23,42,.12);background:#fff;border-radius:14px;padding:8px 10px;font-size:12px;text-decoration:none;color:rgba(15,23,42,.78)}
.kbtn:hover{border-color:rgba(59,130,246,.35)}
.kbtn.primary{border-color:rgba(37,99,235,.25);background:linear-gradient(180deg,#fff,#f6fbff)}
/* === JANU_SHARE_END === */

/* === JANU_TOC_FEEDBACK_START === */
.ktoc{max-width:1100px;margin:10px auto 0;padding:0 16px}
.ktocbox{background:#fff;border:1px solid rgba(15,23,42,.10);border-radius:16px;padding:12px 12px 10px;box-shadow:0 10px 26px rgba(2,6,23,.06)}
.ktochead{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.ktocttl{font-weight:900;font-size:13px;margin:0}
.ktoctoggle{font-size:12px;border:1px solid rgba(15,23,42,.12);background:#fff;border-radius:12px;padding:6px 10px;cursor:pointer}
.ktoclist{margin:10px 0 0;padding:0 0 0 16px;color:rgba(15,23,42,.80);font-size:13px;line-height:1.5}
.ktoclist a{text-decoration:none;color:rgba(37,99,235,.95)}
.ktoclist a:hover{text-decoration:underline}
.kfb{max-width:1100px;margin:10px auto 0;padding:0 16px}
.kfbbox{background:linear-gradient(180deg,#ffffff,#f7fbff);border:1px solid rgba(59,130,246,.20);border-radius:16px;padding:12px;box-shadow:0 10px 26px rgba(2,6,23,.06);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.kfbttl{font-weight:900;font-size:13px}
.kfbbtns{display:flex;gap:8px;flex-wrap:wrap}
.kbtn{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(15,23,42,.12);background:#fff;border-radius:14px;padding:8px 10px;font-size:12px;text-decoration:none;color:rgba(15,23,42,.78)}
.kbtn:hover{border-color:rgba(59,130,246,.35)}
.kbtn.primary{border-color:rgba(37,99,235,.25);background:linear-gradient(180deg,#fff,#f6fbff)}
.kbtn.muted{color:rgba(15,23,42,.62)}
/* === JANU_TOC_FEEDBACK_END === */


/* === JANU_KNOW_CTA_START === */
.kcta{max-width:1100px;margin:14px auto 0;padding:0 16px}
.kctabox{background:linear-gradient(180deg,#ffffff,#f7fbff);border:1px solid rgba(59,130,246,.20);border-radius:18px;padding:14px;box-shadow:0 12px 30px rgba(2,6,23,.07);display:flex;align-items:flex-start;justify-content:space-between;gap:14px;flex-wrap:wrap}
.kctatitle{font-weight:900;font-size:14px;margin:0 0 6px}
.kctatext{margin:0;color:rgba(15,23,42,.70);font-size:13px;line-height:1.5;max-width:720px}
.kctaactions{display:flex;gap:10px;flex-wrap:wrap;margin-left:auto}
.kctaactions a{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(15,23,42,.12);background:#fff;border-radius:14px;padding:10px 12px;font-size:12px;text-decoration:none;color:rgba(15,23,42,.78)}
.kctaactions a:hover{border-color:rgba(59,130,246,.35)}
.kctaactions a.primary{border-color:rgba(37,99,235,.25);background:linear-gradient(180deg,#fff,#f6fbff);font-weight:800}
/* === JANU_KNOW_CTA_END === */


/* JANU RELATED POLISH START */
/* Related guides (keyword-based) */
.kb-related{max-width:1100px;margin:18px auto 24px;padding:0 16px}
.kb-related h2{margin:0 0 10px;font-size:18px}
.kb-relgrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
@media(max-width:900px){.kb-relgrid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.kb-relgrid{grid-template-columns:1fr}}

.kb-relcard{
  display:block;
  text-decoration:none;
  color:inherit;
  background:linear-gradient(180deg,#ffffff,#f7fbff);
  border:1px solid rgba(59,130,246,.18);
  border-radius:16px;
  padding:14px 14px 12px;
  box-shadow:0 10px 26px rgba(2,6,23,.06);
  transition:transform .16s ease, box-shadow .16s ease, border-color .16s ease;
  min-height:96px;
}
.kb-relcard:hover{
  transform:translateY(-2px);
  box-shadow:0 16px 34px rgba(2,6,23,.10);
  border-color:rgba(59,130,246,.35);
}

.kb-relcard .kbt{
  font-weight:900;
  font-size:14px;
  line-height:1.25;
  margin:0 0 6px;
}
.kb-relcard .kbd{
  font-size:12.5px;
  line-height:1.45;
  color:rgba(15,23,42,.70);
  margin:0;
}

/* small “focus” ring for keyboard nav */
.kb-relcard:focus{outline:none}
.kb-relcard:focus-visible{
  box-shadow:0 0 0 4px rgba(59,130,246,.22), 0 16px 34px rgba(2,6,23,.10);
  border-color:rgba(59,130,246,.45);
}
/* JANU RELATED POLISH END */


/* JANU BIG POPULAR START */
/* Very BIG Popular block (full width, premium) */
.kb-bigpop{max-width:1100px;margin:18px auto 22px;padding:0 16px}
.kb-bigpop-inner{
  background:linear-gradient(180deg,#ffffff,#f4fbff);
  border:1px solid rgba(59,130,246,.18);
  border-radius:22px;
  padding:18px 18px 16px;
  box-shadow:0 16px 40px rgba(2,6,23,.08);
}
.kb-bigpop-head{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}
.kb-bigpop-head h2{margin:0;font-size:20px;letter-spacing:.2px}
.kb-bigpop-head p{margin:0;color:rgba(15,23,42,.72);font-size:13px;line-height:1.45}

.kb-bigpop-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
@media(max-width:900px){.kb-bigpop-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.kb-bigpop-grid{grid-template-columns:1fr}}

.kb-bigpop-card{
  display:block;
  text-decoration:none;
  color:inherit;
  background:linear-gradient(180deg,#ffffff,#f7fbff);
  border:1px solid rgba(15,23,42,.10);
  border-radius:18px;
  padding:14px 14px 12px;
  min-height:86px;
  box-shadow:0 10px 26px rgba(2,6,23,.06);
  transition:transform .16s ease, box-shadow .16s ease, border-color .16s ease;
}
.kb-bigpop-card:hover{
  transform:translateY(-2px);
  box-shadow:0 18px 40px rgba(2,6,23,.10);
  border-color:rgba(59,130,246,.35);
}
.kb-bigpop-title{
  font-weight:950;
  font-size:14px;
  line-height:1.25;
  margin:0 0 8px;
}
.kb-bigpop-meta{
  font-size:12px;
  color:rgba(15,23,42,.65);
}
.kb-bigpop-card:focus{outline:none}
.kb-bigpop-card:focus-visible{
  box-shadow:0 0 0 4px rgba(59,130,246,.20), 0 18px 40px rgba(2,6,23,.10);
  border-color:rgba(59,130,246,.45);
}
/* JANU BIG POPULAR END */


/* Purulia Phase-1 crumbs */
.kb-crumbs{display:flex;gap:8px;align-items:center;font-size:12px;color:rgba(15,23,42,.65);margin-bottom:10px;flex-wrap:wrap}
.kb-crumbs a{text-decoration:none;color:rgba(15,23,42,.75)}
.kb-crumbs a:hover{text-decoration:underline}

/* ULTRA: Popular/Newest + Tabs + Related blocks */
.kb-block{margin-top:14px}
.kb-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:8px 0 10px}
.kb-tab{cursor:pointer;border:1px solid rgba(15,23,42,.12);background:#fff;border-radius:999px;padding:7px 12px;font-weight:700;font-size:12px;color:rgba(15,23,42,.75);transition:border-color .12s ease, transform .12s ease}
.kb-tab:hover{transform:translateY(-1px);border-color:rgba(59,130,246,.35)}
.kb-tab[aria-selected="true"]{border-color:rgba(59,130,246,.55);box-shadow:0 8px 18px rgba(2,6,23,.06)}
.kb-minihead{display:flex;align-items:baseline;justify-content:space-between;gap:10px}
.kb-minihead h2{margin:0;font-size:18px}
.kb-minihead .kb-note{margin:0}

/* JANU ULTRA START */
.kb-searchbox{margin-top:12px;display:flex;flex-direction:column;gap:8px}
.kbq{width:100%;border:1px solid rgba(15,23,42,.14);border-radius:16px;padding:14px 14px;font-size:14px;outline:none;box-shadow:0 10px 28px rgba(2,6,23,.06)}
.kbq:focus{border-color:rgba(59,130,246,.45);box-shadow:0 0 0 4px rgba(59,130,246,.14), 0 10px 28px rgba(2,6,23,.08)}
.kb-searchmeta{font-size:12px;color:rgba(15,23,42,.65)}

.kb-searchgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:12px}
@media(max-width:700px){.kb-searchgrid{grid-template-columns:1fr}}
.kb-scard{display:block;text-decoration:none;color:inherit;background:#fff;border:1px solid rgba(15,23,42,.10);border-radius:18px;padding:12px 12px 10px;box-shadow:0 10px 24px rgba(2,6,23,.06);transition:transform .16s ease, box-shadow .16s ease, border-color .16s ease}
.kb-scard:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(2,6,23,.10);border-color:rgba(59,130,246,.35)}
.kbsm{margin-top:8px;font-size:12px;color:rgba(15,23,42,.55);word-break:break-word}

.kb-taggrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:12px}
@media(max-width:900px){.kb-taggrid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:700px){.kb-taggrid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:520px){.kb-taggrid{grid-template-columns:1fr}}
.kb-tagcard{display:block;text-decoration:none;color:inherit;background:#fff;border:1px solid rgba(15,23,42,.10);border-radius:16px;padding:10px 10px 8px;box-shadow:0 10px 22px rgba(2,6,23,.06)}
.kb-tagsec{padding:6px 2px 14px}
.kb-tagsec h2{margin:8px 0 10px;font-size:16px}
.kb-badge{display:inline-block;margin-left:8px;padding:2px 8px;border-radius:999px;background:#eef6ff;border:1px solid rgba(59,130,246,.22);font-size:12px;color:rgba(15,23,42,.75)}
.kb-note{color:rgba(15,23,42,.70);font-size:13px}
/* JANU ULTRA END */