/* ============================================================
   BHARATHI GIRI — Mega Header + Mega Footer (v1.1)
   Loads after style.css. Fully responsive, light + dark.
   ============================================================ */

/* ===================== MEGA HEADER ===================== */
.site-header{position:sticky;top:0;z-index:200;
  background:color-mix(in srgb,var(--bg) 88%,transparent);
  backdrop-filter:saturate(160%) blur(18px);-webkit-backdrop-filter:saturate(160%) blur(18px);
  border-bottom:1px solid var(--border)}
.header-bar{display:flex;align-items:center;gap:22px;padding-block:13px}

/* --- logo (dark / light placeholders) --- */
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;
  letter-spacing:-.03em;flex:0 0 auto}
.brand img{height:36px;width:auto;display:block}
.brand .logo-dark{display:none}
:root[data-theme="dark"] .brand .logo-light{display:none}
:root[data-theme="dark"] .brand .logo-dark{display:block}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]) .brand .logo-light{display:none}
  :root:not([data-theme="light"]) .brand .logo-dark{display:block}
}

/* --- primary nav --- */
.mega-nav{margin-inline:auto}
.mega-nav > ul{list-style:none;margin:0;padding:0;display:flex;gap:2px;align-items:center}
.mega-nav > ul > li{position:static}
.top-link{display:inline-flex;align-items:center;gap:7px;padding:10px 15px;border-radius:100px;
  font-family:var(--ff);font-weight:500;font-size:.98rem;letter-spacing:-.01em;color:var(--text-2);
  background:none;border:0;cursor:pointer;transition:color .2s,background .2s}
.top-link:hover,.has-mega:hover .top-link,.has-mega:focus-within .top-link,.has-mega.open .top-link{
  color:var(--text);background:var(--surface-2)}
.caret{width:7px;height:7px;border-right:1.8px solid currentColor;border-bottom:1.8px solid currentColor;
  transform:rotate(45deg) translateY(-2px);transition:transform .25s var(--ease);opacity:.7}
.has-mega:hover .caret,.has-mega:focus-within .caret,.has-mega.open .caret{transform:rotate(225deg) translateY(-1px)}

/* --- mega panel --- */
.mega-panel{position:absolute;left:0;right:0;top:calc(100% + 1px);
  background:var(--surface);border-bottom:1px solid var(--border);
  box-shadow:0 40px 80px -40px rgba(0,0,0,.28);
  opacity:0;visibility:hidden;transform:translateY(-10px);pointer-events:none;
  transition:opacity .26s var(--ease),transform .26s var(--ease),visibility .26s}
.has-mega:hover > .mega-panel,.has-mega:focus-within > .mega-panel,.has-mega.open > .mega-panel{
  opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto}
.mega-inner{max-width:var(--maxw);margin-inline:auto;
  padding:clamp(26px,3vw,40px) clamp(20px,5vw,72px);
  display:grid;grid-template-columns:repeat(3,1fr) 1.15fr;gap:clamp(24px,3vw,44px)}
.mega-col .mega-h{font-family:var(--ff-mono);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--text-3);margin:0 0 14px;font-weight:500}
.mega-link{display:block;padding:8px 0;color:var(--text);font-weight:600;font-size:1rem;letter-spacing:-.01em;
  border-radius:6px;transition:color .18s}
.mega-link small{display:block;font-weight:400;color:var(--text-3);font-size:.82rem;margin-top:1px;letter-spacing:0}
.mega-link:hover{color:var(--text-2)}
.mega-feature{background:var(--ink);color:var(--on-ink);border-radius:16px;padding:26px;
  display:flex;flex-direction:column;gap:11px;justify-content:center}
.mega-feature .eyebrow{color:var(--on-ink-2)}
.mega-feature h4{color:var(--on-ink);font-size:1.3rem;margin:0;letter-spacing:-.02em}
.mega-feature p{color:#CFCFCE;font-size:.9rem;margin:0;line-height:1.5}
.mega-feature .btn{margin-top:4px;align-self:flex-start;background:var(--on-ink);color:var(--ink);padding:12px 22px;font-size:.92rem}
.mega-feature .btn:hover{color:var(--ink)}

/* --- header actions --- */
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto}
.theme-toggle{font-family:var(--ff-mono);font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;
  background:none;border:1px solid var(--border-strong);color:var(--text);padding:9px 13px;border-radius:100px;cursor:pointer;transition:border-color .2s}
.theme-toggle:hover{border-color:var(--text)}
.header-actions .btn{padding:11px 20px;font-size:.92rem}
.burger{display:none;background:none;border:1px solid var(--border-strong);border-radius:10px;
  width:46px;height:46px;cursor:pointer;color:var(--text);align-items:center;justify-content:center;flex-direction:column;gap:4px}
.burger span{display:block;width:20px;height:2px;background:currentColor;border-radius:2px;transition:transform .3s var(--ease),opacity .2s}

/* breakpoints: collapse nav to drawer */
@media (max-width:1024px){
  .mega-nav{display:none}
  .header-actions .header-cta{display:none}
  .burger{display:inline-flex}
}
@media (max-width:520px){
  .header-actions .theme-toggle{display:none}
}

/* --- mobile drawer --- */
.drawer{position:fixed;inset:0;z-index:300;background:var(--bg);
  transform:translateX(100%);transition:transform .35s var(--ease);visibility:hidden;
  display:flex;flex-direction:column;overflow-y:auto;
  padding:calc(env(safe-area-inset-top,0px) + 16px) 22px calc(env(safe-area-inset-bottom,0px) + 32px)}
.drawer.open{transform:translateX(0);visibility:visible}
body.drawer-open{overflow:hidden}
.drawer-head{display:flex;justify-content:space-between;align-items:center;padding-bottom:18px;margin-bottom:6px;border-bottom:1px solid var(--border)}
.drawer-close{background:none;border:1px solid var(--border-strong);border-radius:10px;width:44px;height:44px;
  font-size:1.4rem;color:var(--text);cursor:pointer;line-height:1}
.acc{border-bottom:1px solid var(--border)}
.acc > .acc-trigger{width:100%;display:flex;justify-content:space-between;align-items:center;gap:12px;
  padding:20px 0;background:none;border:0;font-family:var(--ff);font-weight:700;font-size:1.4rem;
  letter-spacing:-.025em;color:var(--text);cursor:pointer}
.acc > .acc-trigger .plus{font-family:var(--ff-mono);font-size:1.4rem;color:var(--text-3);transition:transform .3s var(--ease)}
.acc.open > .acc-trigger .plus{transform:rotate(45deg);color:var(--text)}
.acc-panel{max-height:0;overflow:hidden;transition:max-height .34s var(--ease)}
.acc.open .acc-panel{max-height:720px}
.acc-panel .inner{padding:2px 0 18px}
.acc-panel a{display:block;padding:9px 0;color:var(--text-2);font-size:1.06rem;font-weight:500}
.acc-panel a:hover{color:var(--text)}
.drawer .plain-link{display:block;padding:20px 0;font-weight:700;font-size:1.4rem;letter-spacing:-.025em;
  color:var(--text);border-bottom:1px solid var(--border)}
.drawer-cta{margin-top:28px;display:flex;flex-direction:column;gap:12px}
.drawer-cta .btn{justify-content:center}

/* ===================== MEGA FOOTER ===================== */
.site-footer{background:var(--ink);color:var(--on-ink);border-top:1px solid var(--ink-border)}
.site-footer a{color:var(--on-ink-2)}
.site-footer a:hover{color:var(--on-ink)}

.footer-cta{border-bottom:1px solid var(--ink-border)}
.footer-cta .inner{padding-block:clamp(56px,8vw,104px);display:grid;grid-template-columns:1.3fr .7fr;
  gap:32px;align-items:end}
@media (max-width:820px){.footer-cta .inner{grid-template-columns:1fr;align-items:start;gap:28px}}
.footer-cta .eyebrow{color:var(--on-ink-2)}
.footer-cta h2{color:var(--on-ink);font-weight:800;letter-spacing:-.038em;line-height:.98;
  font-size:clamp(2.2rem,1.2rem+4vw,4.4rem);margin:16px 0 0;text-wrap:balance}
.footer-cta .btn{background:var(--on-ink);color:var(--ink);justify-self:start}
.footer-cta .btn:hover{color:var(--ink)}
.footer-cta .sub{color:var(--on-ink-2);font-family:var(--ff-mono);font-size:.75rem;letter-spacing:.06em;margin-top:14px}

.footer-main{padding-block:clamp(48px,6vw,80px);display:grid;
  grid-template-columns:1.7fr 1fr 1fr 1fr 1fr;gap:clamp(24px,3vw,40px)}
@media (max-width:1000px){.footer-main{grid-template-columns:1.4fr 1fr 1fr}}
@media (max-width:620px){.footer-main{grid-template-columns:1fr 1fr}}
@media (max-width:420px){.footer-main{grid-template-columns:1fr}}
.footer-brand .brand{color:var(--on-ink)}
.footer-brand p{color:var(--on-ink-2);max-width:34ch;margin:16px 0 20px;font-size:.98rem}
.footer-social{display:flex;gap:10px}
.footer-social a{width:40px;height:40px;border:1px solid var(--ink-border);border-radius:100px;
  display:grid;place-items:center;color:var(--on-ink-2);font-family:var(--ff-mono);font-size:.7rem;letter-spacing:.02em;transition:.2s}
.footer-social a:hover{border-color:var(--on-ink);color:var(--on-ink)}
.footer-col h6{color:var(--on-ink-2);margin:0 0 16px}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{padding:6px 0}
.footer-col a{font-size:.96rem}

.footer-bottom{border-top:1px solid var(--ink-border);padding-block:22px;display:flex;
  justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-family:var(--ff-mono);font-size:.72rem;letter-spacing:.04em;color:var(--on-ink-2)}
.footer-bottom nav{display:flex;gap:20px;flex-wrap:wrap}

/* giant ghost wordmark */
.footer-word{overflow:hidden;line-height:.8;padding-bottom:8px}
.footer-word span{display:block;font-weight:800;letter-spacing:-.05em;color:transparent;
  -webkit-text-stroke:1px var(--ink-border);font-size:clamp(3rem,15vw,13rem);white-space:nowrap;text-align:center}