/* ─── TOP NOTIFICATION BAR ─── */
#top-bar {
  background: var(--color-gold);
  color: var(--color-ink);
  width: 100%;
  position: sticky;
  top: 0;
  z-index: 200;
  transition: transform var(--transition-base);
}
#top-bar.hidden { transform: translateY(-100%); }

.top-bar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  padding: var(--space-2) var(--space-6);
  position: relative;
}

.top-bar-text {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-align: center;
  line-height: 1.4;
}

.top-bar-close {
  position: absolute;
  right: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15,14,13,0.12);
  border-radius: 50%;
  font-size: 11px;
  color: var(--color-ink);
  cursor: pointer;
  border: none;
  transition: background var(--transition-fast);
}
.top-bar-close:hover { background: rgba(15,14,13,0.24); }

/* ─── MAIN NAV ─── */
#site-header {
  position: sticky;
  top: 0;
  z-index: 100;
}
#site-header.top-bar-visible { top: 40px; }

.nav-main {
  background: rgba(250,247,242,0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}
.nav-main.scrolled {
  background: var(--color-paper);
  box-shadow: 0 2px 20px rgba(15,14,13,0.08);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
  height: var(--nav-height);
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

/* Logo */
.nav-logo {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  line-height: 1;
  flex-shrink: 0;
}
.nav-logo-text {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.logo-negosyo { color: var(--color-ink); }
.logo-plans   { color: var(--color-gold); }
.nav-logo-sub {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  color: var(--color-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 2px;
}

/* Desktop Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 0;
  flex: 1;
  margin-left: var(--space-4);
}

.nav-link {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-ink);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  transition: color var(--transition-fast), background var(--transition-fast);
  background: none;
  border: none;
  display: flex;
  align-items: center;
  gap: var(--space-1);
  white-space: nowrap;
}
.nav-link:hover { color: var(--color-gold); background: rgba(200,150,62,0.06); }
.nav-arrow { font-size: 0.6em; transition: transform var(--transition-fast); }
.has-dropdown:hover .nav-arrow,
.dropdown-trigger[aria-expanded="true"] .nav-arrow { transform: rotate(180deg); }

/* Mega Dropdown */
.mega-dropdown {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: var(--color-paper);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 12px 40px rgba(15,14,13,0.12);
  z-index: 99;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition: opacity var(--transition-base), transform var(--transition-base);
}
.has-dropdown:hover .mega-dropdown,
.mega-dropdown.open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.mega-dropdown-inner {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 260px;
  gap: var(--space-8);
  padding: var(--space-8) var(--space-6);
}
.mega-col-title {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-4);
}
.mega-col ul { display: flex; flex-direction: column; gap: var(--space-2); }
.mega-col ul a {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  color: var(--color-ink);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) 0;
  transition: color var(--transition-fast);
}
.mega-col ul a:hover { color: var(--color-gold); }

.mega-promo-card {
  background: var(--color-gold);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.mega-promo-card h4 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-ink);
}
.mega-promo-card p {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-ink);
  opacity: 0.8;
}
.mega-promo-price {
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-ink);
}
.mega-promo-price del {
  font-size: var(--text-sm);
  opacity: 0.6;
  margin-left: var(--space-2);
}
.mega-promo-card .btn-primary {
  background: var(--color-ink);
  color: var(--color-paper);
  border-color: var(--color-ink);
}

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-left: auto;
  flex-shrink: 0;
}

.currency-toggle {
  display: flex;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.currency-btn {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  padding: 0.35em 0.7em;
  color: var(--color-muted);
  background: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.currency-btn.active {
  background: var(--color-gold);
  color: var(--color-ink);
}

.nav-icon-btn {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-ink);
  background: none;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  position: relative;
}
.nav-icon-btn:hover {
  background: var(--color-cream);
  border-color: var(--color-border);
}

.cart-count {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--color-red);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  min-width: 16px;
  height: 16px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 3px;
  line-height: 1;
}
.cart-count:empty,
.cart-count[data-count="0"] { display: none; }

.nav-cta { margin-left: var(--space-2); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  margin-left: var(--space-2);
}
.hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-ink);
  border-radius: 2px;
  transition: all var(--transition-base);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── MOBILE MENU ─── */
.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: 320px;
  max-width: 100vw;
  height: 100vh;
  background: var(--color-paper);
  z-index: 300;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  box-shadow: -8px 0 40px rgba(15,14,13,0.16);
}
.mobile-menu.open { transform: translateX(0); }

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-6);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}
.mobile-close {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-cream);
  border: none;
  font-size: 1rem;
  cursor: pointer;
}

.mobile-links {
  flex: 1;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}
.mobile-links a,
.mobile-accordion-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-ink);
  border-radius: var(--radius-md);
  min-height: 48px;
  transition: background var(--transition-fast);
  width: 100%;
  text-align: left;
  border: none;
  background: none;
}
.mobile-links a:hover,
.mobile-accordion-btn:hover { background: var(--color-cream); }

.mobile-accordion-content {
  padding-left: var(--space-4);
  display: none;
}
.mobile-accordion-content.open { display: flex; flex-direction: column; gap: 0; }
.mobile-accordion-content a {
  font-size: var(--text-sm);
  min-height: 40px;
  color: var(--color-muted);
}

.mobile-footer {
  padding: var(--space-6);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.mobile-whatsapp {
  padding: var(--space-3) var(--space-4);
  background: #25D366;
  color: #fff;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  text-align: center;
}
.mobile-social {
  display: flex;
  gap: var(--space-2);
  justify-content: center;
}
.mobile-social a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-muted);
  transition: all var(--transition-fast);
}
.mobile-social a:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.mobile-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-overlay);
  z-index: 299;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}
.mobile-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

/* ─── SEARCH MODAL ─── */
.search-modal {
  position: fixed;
  inset: 0;
  background: rgba(250,247,242,0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 400;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 20vh;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}
.search-modal.open {
  opacity: 1;
  pointer-events: auto;
}

.search-modal-inner {
  width: 100%;
  max-width: 640px;
  padding: 0 var(--space-6);
  position: relative;
}
.search-input {
  width: 100%;
  padding: var(--space-4) var(--space-6);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  background: var(--color-paper);
  border: 2px solid var(--color-gold);
  border-radius: var(--radius-lg);
  color: var(--color-ink);
  outline: none;
  box-shadow: var(--shadow-elevated);
}
.search-input::placeholder { color: var(--color-muted); }
.search-close {
  position: absolute;
  right: calc(var(--space-6) + var(--space-2));
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-cream);
  border: none;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.search-results {
  width: 100%;
  max-width: 640px;
  padding: var(--space-4) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-height: 50vh;
  overflow-y: auto;
}
.search-result-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.search-result-item:hover {
  border-color: var(--color-gold);
  background: rgba(200,150,62,0.04);
}
.search-result-icon { font-size: 1.5rem; }
.search-result-name { font-family: var(--font-heading); font-weight: 600; }
.search-result-price { font-family: var(--font-mono); color: var(--color-gold); margin-left: auto; }

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  .nav-links, .mega-dropdown { display: none; }
  .hamburger { display: flex; }
  .nav-cta { display: none; }
  .currency-toggle { display: none; }
}
@media (max-width: 640px) {
  .top-bar-text { font-size: 0.65rem; }
  .nav-inner { padding: 0 var(--space-4); }
}