/* NCERT Kaksha — header & footer
   No framework, no build step. Everything is scoped under .nk-* so it cannot
   collide with Woostify or the plugins already on the site. */

:root{
  --nk-ink:#0f1222;
  --nk-ink-soft:#5b6172;
  --nk-line:#e6e8ef;
  --nk-bg:#ffffff;
  --nk-soft:#f6f7fb;
  --nk-brand:#1019a6;
  --nk-brand-ink:#0b1180;
  --nk-accent:#e11d2f;
  --nk-radius:12px;
  --nk-wrap:1240px;
  --nk-shadow:0 1px 2px rgba(15,18,34,.04), 0 12px 32px -18px rgba(15,18,34,.28);
}

.nk-wrap{max-width:var(--nk-wrap);margin:0 auto;padding:0 20px}
.nk-i{width:22px;height:22px;flex:none}

/* ---------- header ---------- */
.nk-header{position:relative;z-index:600;background:var(--nk-bg);
  border-bottom:1px solid var(--nk-line);font-family:inherit}
.nk-header *{box-sizing:border-box}

.nk-notice{background:var(--nk-ink);color:#fff;font-size:13px;font-weight:600;
  letter-spacing:.01em;text-align:center}
.nk-notice .nk-wrap{padding-top:9px;padding-bottom:9px}
.nk-notice a{color:#fff;text-decoration:underline;text-underline-offset:3px}

.nk-bar-in{display:flex;align-items:center;gap:28px;min-height:76px}

.nk-brand{display:flex;flex-direction:column;justify-content:center;flex:none;
  text-decoration:none;line-height:1.1}
.nk-brand-img{max-height:46px;width:auto;display:block}
.nk-brand-name{font-size:23px;font-weight:800;color:var(--nk-ink);letter-spacing:-.02em}
.nk-brand-tag{font-size:11.5px;font-weight:600;color:var(--nk-ink-soft);margin-top:2px}

.nk-nav{flex:1;min-width:0}
.nk-menu{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nk-menu li{position:relative}
.nk-menu a{display:block;padding:10px 13px;border-radius:9px;font-size:14.5px;
  font-weight:600;color:var(--nk-ink);text-decoration:none;white-space:nowrap;
  transition:background .15s,color .15s}
.nk-menu a:hover,.nk-menu .current-menu-item>a{background:var(--nk-soft);color:var(--nk-brand)}

.nk-menu .sub-menu{position:absolute;top:100%;left:0;min-width:230px;background:#fff;
  border:1px solid var(--nk-line);border-radius:var(--nk-radius);box-shadow:var(--nk-shadow);
  padding:7px;list-style:none;margin:6px 0 0;opacity:0;visibility:hidden;transform:translateY(-5px);
  transition:opacity .16s,transform .16s,visibility .16s}
.nk-menu li:hover>.sub-menu,.nk-menu li:focus-within>.sub-menu{opacity:1;visibility:visible;transform:none}
.nk-menu .sub-menu a{font-weight:550;font-size:14px;padding:9px 11px}

.nk-actions{display:flex;align-items:center;gap:4px;flex:none;margin-left:auto}
.nk-act{display:inline-flex;align-items:center;justify-content:center;position:relative;
  width:42px;height:42px;border:0;border-radius:11px;background:transparent;color:var(--nk-ink);
  cursor:pointer;text-decoration:none;transition:background .15s,color .15s}
.nk-act:hover{background:var(--nk-soft);color:var(--nk-brand)}
.nk-cart-count{position:absolute;top:4px;right:3px;min-width:18px;height:18px;padding:0 5px;
  border-radius:999px;background:var(--nk-accent);color:#fff;font-size:11px;font-weight:800;
  line-height:18px;text-align:center}
.nk-cart-count.is-empty{display:none}
.nk-burger{display:none}

/* sticky on scroll-up */
.nk-header.is-stuck{position:fixed;top:0;left:0;right:0;box-shadow:var(--nk-shadow);
  animation:nk-drop .22s ease}
.nk-header.is-stuck .nk-notice{display:none}
.nk-header.is-stuck .nk-bar-in{min-height:64px}
@keyframes nk-drop{from{transform:translateY(-100%)}to{transform:none}}
body.nk-stuck-pad{padding-top:var(--nk-stuck-h,76px)}

/* search */
.nk-search{border-top:1px solid var(--nk-line);background:var(--nk-bg)}
.nk-search form{display:flex;align-items:center;gap:11px;padding:15px 0}
.nk-search .nk-i{color:var(--nk-ink-soft)}
.nk-search input[type=search]{flex:1;min-width:0;border:0;outline:0;background:transparent;
  font-size:16px;color:var(--nk-ink);padding:6px 0}
.nk-search button[type=submit]{border:0;border-radius:10px;background:var(--nk-brand);color:#fff;
  font-weight:700;font-size:14px;padding:11px 22px;cursor:pointer}
.nk-search-close{border:0;background:transparent;color:var(--nk-ink-soft);cursor:pointer;
  display:inline-flex;padding:6px}

/* drawer */
.nk-drawer{position:fixed;inset:0;z-index:9000}
.nk-drawer-scrim{position:absolute;inset:0;background:rgba(15,18,34,.5);opacity:0;
  transition:opacity .22s}
.nk-drawer-panel{position:absolute;top:0;bottom:0;left:0;width:min(88vw,340px);background:#fff;
  display:flex;flex-direction:column;transform:translateX(-100%);transition:transform .24s ease;
  overflow-y:auto;overscroll-behavior:contain}
.nk-drawer.is-open .nk-drawer-scrim{opacity:1}
.nk-drawer.is-open .nk-drawer-panel{transform:none}
.nk-drawer-top{display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:16px 18px;border-bottom:1px solid var(--nk-line)}
.nk-drawer-menu{list-style:none;margin:0;padding:10px 12px;flex:1}
.nk-drawer-menu li{border-bottom:1px solid var(--nk-line)}
.nk-drawer-menu li:last-child{border-bottom:0}
.nk-drawer-menu a{display:block;padding:14px 8px;font-size:15.5px;font-weight:650;
  color:var(--nk-ink);text-decoration:none}
.nk-drawer-menu .sub-menu{list-style:none;margin:0 0 8px;padding:0 0 0 12px}
.nk-drawer-menu .sub-menu a{font-size:14px;font-weight:550;color:var(--nk-ink-soft);padding:10px 8px}
.nk-drawer-foot{padding:16px 18px 22px;border-top:1px solid var(--nk-line);display:grid;gap:10px}
.nk-drawer-cta{display:block;text-align:center;background:var(--nk-brand);color:#fff;
  border-radius:11px;padding:13px;font-weight:750;text-decoration:none}
.nk-drawer-wa{display:flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--nk-line);
  border-radius:11px;padding:12px;font-weight:650;color:var(--nk-ink);text-decoration:none}
body.nk-locked{overflow:hidden}

@media(max-width:1024px){
  .nk-nav{display:none}
  .nk-burger{display:inline-flex}
  .nk-bar-in{gap:14px;min-height:64px}
  .nk-brand-name{font-size:19px}
  .nk-brand-tag{font-size:10.5px}
  .nk-act{width:40px;height:40px}
}
@media(min-width:1025px){ .nk-drawer{display:none} }

/* ---------- footer ---------- */
.nk-footer{background:var(--nk-ink);color:#c9cee0;margin-top:64px;font-size:14.5px;line-height:1.65}
.nk-footer a{color:#c9cee0;text-decoration:none;transition:color .15s}
.nk-footer a:hover{color:#fff}
.nk-fgrid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:34px;padding-top:54px;padding-bottom:44px}
.nk-fcol h3{font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  color:#fff;margin:0 0 16px}
.nk-flist{list-style:none;margin:0;padding:0;display:grid;gap:11px}
.nk-fbrand .nk-brand-name{color:#fff;font-size:21px}
.nk-fbrand .nk-brand-tag{color:#8d95ad}
.nk-fabout{margin:16px 0 18px;max-width:38ch;color:#a6adc4}
.nk-fwa{display:inline-flex;align-items:center;gap:8px;border:1px solid #2a3050;border-radius:10px;
  padding:9px 14px;font-weight:650;color:#fff}
.nk-fwa:hover{background:#1a2040}
.nk-fstrip{border-top:1px solid #22273f;border-bottom:1px solid #22273f}
.nk-fstrip-in{display:flex;flex-wrap:wrap;gap:10px 34px;padding-top:16px;padding-bottom:16px}
.nk-ftrust{font-size:13px;color:#a6adc4}
.nk-fbottom-in{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;
  padding-top:20px;padding-bottom:26px;font-size:13px;color:#8d95ad}
.nk-fbottom p{margin:0}
.nk-fsites a{text-decoration:underline;text-underline-offset:3px}

@media(max-width:1100px){
  .nk-fgrid{grid-template-columns:1fr 1fr 1fr;gap:32px 24px}
  .nk-fbrand{grid-column:1/-1}
}
@media(max-width:900px){
  .nk-fgrid{grid-template-columns:1fr 1fr;gap:32px 24px;padding-top:40px}
  .nk-fbrand{grid-column:1/-1}
}
@media(max-width:520px){
  .nk-fgrid{grid-template-columns:1fr}
  .nk-footer{margin-top:44px}
}

@media(prefers-reduced-motion:reduce){
  .nk-header.is-stuck{animation:none}
  .nk-drawer-panel,.nk-drawer-scrim,.nk-menu .sub-menu{transition:none}
}