/* ============================================================
   LAYOUT.CSS — Site Shell: Nav, Footer, Containers, Grid
   ============================================================ */

/* --- Containers & Sections --- */
.container      { max-width: var(--container-max); padding: 0 var(--gutter); margin: 0 auto; }
.container--wide { max-width: 1400px; padding: 0 var(--gutter); margin: 0 auto; }
.section        { padding-top: 60px; padding-bottom: 60px; }
.section--tight { padding-top: 40px; padding-bottom: 40px; }
.section--dark  { background: var(--midnight-ocean); color: white; }
.section--alt   { background: var(--light-bg); }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ===== UTILITY NAV ===== */
.utility-nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1001;
  background: rgba(10,22,40,0.98);
  border-bottom: 1px solid var(--border-light);
  padding: 8px var(--gutter);
  display: flex; justify-content: flex-end; align-items: center;
  gap: 24px; font-size: 12px;
}
.utility-nav__link {
  color: var(--text-muted); font-weight: 500;
  transition: color 0.3s; letter-spacing: 0.5px;
}
.utility-nav__link:hover { color: var(--ritz-gold); }
.utility-nav__phone {
  color: var(--ritz-gold); font-weight: 600; letter-spacing: 0.5px;
}
.utility-nav__divider {
  width: 1px; height: 12px; background: var(--border-light);
}

/* ===== MAIN NAV ===== */
.nav {
  position: fixed; top: var(--utility-nav-height); left: 0; right: 0;
  z-index: 1000;
  padding: 16px var(--gutter);
  display: flex; align-items: center; justify-content: space-between;
  background: var(--midnight-ocean);
  border-bottom: 1px solid var(--border-light);
  transition: box-shadow .3s;
}
.nav.scrolled {
  background: rgba(10, 22, 40, 0.85) !important;
  backdrop-filter: blur(20px) saturate(180%) !important;
  -webkit-backdrop-filter: blur(20px) saturate(180%) !important;
  border-bottom: 1px solid rgba(201,169,98,0.08);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}
.nav__logo {
  display: flex; align-items: center;
}
.nav__logo-img {
  height: 60px; width: auto;
}
.nav__links { display: flex; align-items: center; gap: 0; }
.nav__link {
  color: var(--text-secondary); font-size: 14px; font-weight: 500;
  transition: color .3s; position: relative;
}
.nav__link:hover { color: var(--ritz-gold); }
.nav__link.active { color: var(--ritz-gold); }
.nav__link.active::after {
  content: ''; position: absolute; bottom: -4px; left: 0; right: 0;
  height: 2px; background: var(--ritz-gold);
}
.nav__cta {
  padding: 8px 16px; background: linear-gradient(135deg, var(--ritz-gold), var(--ritz-gold-hover));
  color: var(--midnight-ocean); border: none; border-radius: 4px;
  font-weight: 600; font-size: 13px; cursor: pointer;
  text-decoration: none; transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.nav__cta:hover {
  transform: translateY(-2px); box-shadow: 0 8px 16px rgba(201, 169, 98, 0.2);
}

/* Nav item & mega menu */
.nav__item { position: relative; padding-bottom: 20px; margin-bottom: -20px; }
.nav__item > .nav__link,
.nav__item > .nav__cta { display: block; padding: 10px 20px; }

.mega-menu {
  position: absolute; top: 100%; left: 50%;
  transform: translateX(-50%);
  min-width: 220px;
  background: rgba(22,27,34,0.98);
  border: 1px solid var(--border-light);
  border-top: 2px solid var(--ritz-gold);
  padding: 16px 0;
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .2s ease, visibility .2s ease;
  backdrop-filter: blur(16px);
  z-index: 999;
  border-radius: 0 0 12px 12px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.mega-menu::before {
  content: ''; position: absolute; top: -20px; left: 0; right: 0; height: 20px;
}
.nav__item:hover > .mega-menu,
.nav__item:focus-within > .mega-menu {
  opacity: 1; visibility: visible; pointer-events: auto;
}
.mega-menu__link {
  display: block; padding: 10px 24px;
  color: var(--text-secondary); font-size: 13px; font-weight: 500;
  transition: all .2s ease; white-space: nowrap;
}
.mega-menu__link:hover {
  color: var(--ritz-gold); background: var(--ritz-gold-glow); padding-left: 28px;
}

/* Wide mega menu (two-column) */
.mega-menu--wide {
  min-width: 420px; padding: 24px; display: flex; gap: 32px;
}
.mega-menu__column { flex: 1; min-width: 160px; }
.mega-menu__heading {
  display: block; font-weight: 700; font-size: 11px;
  color: var(--ritz-gold); text-transform: uppercase;
  letter-spacing: 1px; margin-bottom: 12px; padding: 0;
}
.mega-menu__column .mega-menu__link { padding: 7px 24px; white-space: normal; }
.mega-menu__column .mega-menu__link:hover { padding-left: 28px; background: var(--ritz-gold-glow); }

/* Hamburger */
.nav__hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.nav__hamburger span { width: 24px; height: 2px; background: white; transition: .3s; }

/* ===== MOBILE NAV ===== */
.mobile-nav {
  display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(10,22,40,0.99); z-index: 2000;
  flex-direction: column; padding: 80px 30px 40px; overflow-y: auto;
}
.mobile-nav.active { display: flex; }
.mobile-nav__close {
  position: absolute; top: 20px; right: 24px;
  background: none; border: none; color: white; font-size: 32px; cursor: pointer;
}
.mobile-nav__item {
  display: flex; flex-wrap: wrap; align-items: center;
  border-bottom: 1px solid var(--border-light);
}
.mobile-nav__link {
  flex: 1; padding: 18px 0; color: white;
  font-size: 18px; font-weight: 500; font-family: var(--serif);
}
.mobile-nav__toggle {
  flex-shrink: 0; width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  background: none; border: none;
  color: var(--ritz-gold); font-size: 22px; cursor: pointer;
}
.mobile-nav__sub { display: none; width: 100%; padding: 0 0 12px 16px; }
.mobile-nav__sub.active { display: block; }
.mobile-nav__sub a {
  display: block; padding: 10px 0; color: var(--text-secondary); font-size: 14px;
}
.mobile-nav__sub a:hover { color: var(--ritz-gold); }
.mobile-nav__heading {
  display: block; font-weight: 700; font-size: 11px;
  color: var(--ritz-gold); text-transform: uppercase;
  letter-spacing: 1px; margin-top: 12px; margin-bottom: 8px;
}
.mobile-nav__divider { height: 1px; background: var(--border-light); margin: 8px 0; }
.mobile-nav__cta {
  display: block; margin-top: 24px; text-align: center;
  background: var(--ritz-gold); color: var(--midnight-ocean);
  padding: 16px; font-weight: 600; font-size: 16px;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--midnight-ocean);
  padding: 80px var(--gutter) 40px;
  color: white;
}
.footer__container { max-width: var(--container-max); margin: 0 auto; }
.footer__grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px;
}
.footer__column h3 {
  font-family: var(--serif); font-size: 18px; font-weight: 400;
  color: white; margin-bottom: 20px;
}
.footer__column a {
  display: block; color: rgba(255,255,255,0.55); font-size: 14px;
  padding: 4px 0; transition: color .3s;
}
.footer__column a:hover { color: var(--ritz-gold); }
.footer__column p {
  color: rgba(255,255,255,0.45); font-size: 14px; line-height: 1.7;
}
.footer__divider {
  display: none;
}
.footer__bottom {
  display: flex; align-items: center; gap: 24px;
  padding-top: 40px;
}
.footer__bottom p { color: rgba(255,255,255,0.35); font-size: 13px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --gutter: 20px; }

  .section     { padding-top: 60px; padding-bottom: 60px; }
  .grid-2      { grid-template-columns: 1fr; }
  .grid-3      { grid-template-columns: 1fr; }
  .grid-4      { grid-template-columns: 1fr; }

  .nav { padding: 16px var(--gutter); }
  .nav__logo-img { height: 45px; }
  .nav__links  { display: none; }
  .nav__hamburger { display: flex; }
  .utility-nav { padding: 8px var(--gutter); }

  .footer__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__bottom { flex-direction: column; gap: 8px; text-align: left; padding-right: 0; }
}

@media (max-width: 480px) {
  .footer__grid { grid-template-columns: 1fr; }
}