/* ============================================================
   NAV.CSS — site header, footer & floating WhatsApp button
   ============================================================ */

/* ---------- NAV ---------- */
header.site{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  padding:20px 0;
  transition:padding .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease);
  background:linear-gradient(180deg, rgba(23,14,10,.7), transparent);
}
header.site::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:rgba(23,14,10,0.96);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  opacity:0;transition:opacity .4s var(--ease);
  pointer-events:none;
}
header.site.scrolled{
  padding:12px 0;
  box-shadow:0 8px 30px rgba(0,0,0,.3);
  border-bottom:1px solid rgba(217,140,60,.18);
}
header.site.scrolled::before{opacity:1;}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;}
.logo{display:inline-flex;flex-direction:column;align-items:flex-start;gap:0;font-family:var(--font-display);font-size:23px;color:#fff;letter-spacing:.02em;line-height:1;}
.logo .logo-line{display:inline-flex;align-items:center;gap:10px;}
.logo .logo-mark{color:var(--saffron);font-size:22px;}
.logo em{font-style:italic;font-family:var(--font-serif);color:var(--gold-light);font-size:15px;display:block;line-height:1;margin-top:3px;letter-spacing:.14em;text-transform:uppercase;white-space:nowrap;}
nav.links{display:flex;gap:28px;align-items:center;}
nav.links a{
  color:#fff;font-size:13px;font-weight:600;letter-spacing:.06em;
  text-transform:uppercase;opacity:.85;position:relative;padding-bottom:5px;
}
nav.links a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--saffron);border-radius:2px;transition:width .3s var(--ease);}
nav.links a:hover::after{width:100%;}
nav.links a:hover{opacity:1;}
nav.links a.active{color:var(--gold-light);opacity:1;}
nav.links a.active::after{width:100%;}
.nav-cta{
  display:flex;align-items:center;gap:8px;
  background:linear-gradient(120deg,var(--saffron),var(--saffron-deep));
  color:#fff;padding:11px 20px;font-weight:700;font-size:13px;
  border-radius:40px;box-shadow:0 8px 20px rgba(217,140,60,.3);
}
.nav-cta:hover{transform:translateY(-1px);}
.nav-actions{display:flex;align-items:center;gap:10px;flex:none;}

/* ---------- HAMBURGER (3 lines) ---------- */
.burger{
  display:none;flex-direction:column;justify-content:center;align-items:center;
  gap:5px;width:44px;height:44px;flex:none;
  background:rgba(255,255,255,.06);border:1px solid rgba(217,140,60,.35);
  border-radius:10px;cursor:pointer;padding:10px;transition:all .3s var(--ease);
}
.burger span{
  display:block;width:100%;height:2px;border-radius:2px;
  background:var(--gold-light);
  transition:transform .3s var(--ease), opacity .2s var(--ease), background .3s var(--ease);
}
.burger:hover{border-color:var(--saffron);background:rgba(217,140,60,.12);}
.burger:hover span{background:var(--saffron);}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.burger.open span:nth-child(2){opacity:0;}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

nav.links.open{
  position:fixed;top:var(--menu-top, 74px);right:18px;z-index:1001;
  display:flex;flex-direction:column;gap:6px;align-items:flex-start;
  background:rgba(23,14,10,.98);border:1px solid rgba(217,140,60,.3);
  border-radius:14px;padding:18px 24px;min-width:230px;
  box-shadow:0 24px 60px rgba(0,0,0,.5);
  animation:menuIn .25s var(--ease);
}
@keyframes menuIn{from{opacity:0;transform:translateY(-8px);}to{opacity:1;transform:translateY(0);}}
nav.links.open a{padding:9px 4px;width:100%;}

/* ---------- FOOTER ---------- */
footer{
  background:
    radial-gradient(circle at 50% 0%, rgba(217,140,60,0.12), transparent 55%),
    #120A06;
  color:rgba(255,255,255,.55);padding:70px 0 30px;
  border-top:3px solid transparent;
  border-image:linear-gradient(90deg,var(--maroon),var(--saffron),var(--gold)) 1;
}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:44px;}
.foot-logo{font-family:var(--font-display);font-size:25px;color:#fff;margin-bottom:14px;line-height:1;}
.foot-logo em{font-style:italic;font-family:var(--font-serif);color:var(--gold-light);font-size:15px;text-transform:uppercase;letter-spacing:.12em;display:block;margin-top:4px;}
.foot-desc{font-size:14px;max-width:34ch;line-height:1.75;}
.foot-tag{margin-top:18px;color:var(--gold-light);font-size:13px;letter-spacing:.08em;}
.foot-col h5{color:#fff;font-size:12px;text-transform:uppercase;letter-spacing:.12em;margin-bottom:16px;font-family:var(--font-body);font-weight:700;}
.foot-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:11px;font-size:14px;}
.foot-col a:hover{color:var(--gold-light);}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:26px;display:flex;justify-content:space-between;font-size:13px;flex-wrap:wrap;gap:10px;}

/* ---------- FLOATING WHATSAPP (icon only; appears after the home screen) ---------- */
.float-wa{
  position:fixed;bottom:76px;right:26px;z-index:950;
  background:var(--whatsapp);color:#fff;width:58px;height:58px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 26px rgba(37,211,102,.45);border:none;
  opacity:0;transform:translateY(24px) scale(.7);pointer-events:none;
  transition:opacity .45s var(--ease), transform .45s var(--ease);
}
.float-wa svg{display:block;}
.float-wa.visible:hover{background:var(--whatsapp-dark);transform:translateY(-2px);}
.float-wa.visible{
  opacity:1;transform:translateY(0) scale(1);pointer-events:auto;
  animation:pulse 2.4s infinite;
}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(37,211,102,.5);}70%{box-shadow:0 0 0 14px rgba(37,211,102,0);}100%{box-shadow:0 0 0 0 rgba(37,211,102,0);}}

/* ---------- RESPONSIVE (nav) ---------- */
@media (max-width:1024px){
  nav.links{display:none;}
  .burger{display:flex;}
  .foot-grid{grid-template-columns:1fr 1fr;}
  header.site{padding:14px 0;}
  .logo{font-size:20px;}
  .nav-cta{padding:9px 16px;font-size:12px;}
}
@media (max-width:560px){
  .foot-grid{grid-template-columns:1fr;}
  header.site{padding:10px 0;}
  header.site.scrolled{padding:8px 0;}
  .logo{font-size:19px;}
  .logo em{display:none;}
  .nav-actions{gap:8px;}
  nav.links.open{top:var(--menu-top, 64px);right:12px;left:12px;min-width:0;}
}
@media (max-width:400px){
  .logo{font-size:18px;}
  .logo .logo-mark{font-size:19px;}
  .nav-cta{padding:9px 13px;font-size:11.5px;letter-spacing:0;}
  .burger{width:42px;height:42px;}
}