/* ==========================================================================
   The Leo's Voyage — Layout, Header & Footer
   ========================================================================== */

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(247, 245, 239, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(220, 229, 227, 0.6);
  transition: background-color var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.site-header.is-scrolled {
  background-color: rgba(255, 255, 255, 0.96);
  box-shadow: 0 4px 20px rgba(4, 65, 66, 0.07);
  border-bottom-color: rgba(220, 229, 227, 0.9);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
  gap: var(--space-lg);
}

/* Brand Logo */
.brand-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  z-index: 1002;
}

.brand-logo-img {
  height: 52px;
  width: auto;
  object-fit: contain;
  transition: transform var(--transition-base);
}

.brand-logo:hover .brand-logo-img {
  transform: scale(1.02);
}

/* Desktop Navigation */
.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-ink-light);
  letter-spacing: 0.02em;
  padding: var(--space-xs) 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-brand-gold);
  transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-brand-teal);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* Mobile Menu Toggle Button */
.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  z-index: 1002;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.mobile-toggle:hover {
  background-color: var(--color-brand-teal-subtle);
}

.hamburger-line {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-brand-teal);
  margin: 2.5px 0;
  transition: transform var(--transition-base), opacity var(--transition-base);
  border-radius: 1px;
}

.mobile-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
  opacity: 0;
}

.mobile-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Drawer */
.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 360px;
  height: 100vh;
  background-color: var(--color-white);
  box-shadow: -10px 0 30px rgba(4, 65, 66, 0.15);
  z-index: 1001;
  padding: 100px var(--space-xl) var(--space-2xl);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: right var(--transition-slow);
  overflow-y: auto;
}

.mobile-nav-drawer.is-open {
  right: 0;
}

.mobile-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 65, 66, 0.4);
  backdrop-filter: blur(4px);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.mobile-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.mobile-nav-link {
  font-size: var(--font-size-lg);
  font-family: var(--font-serif);
  font-weight: 500;
  color: var(--color-ink);
  padding: var(--space-xs) 0;
  border-bottom: 1px solid var(--color-border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  color: var(--color-brand-teal);
  padding-left: var(--space-xs);
}

.mobile-nav-footer {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

/* Global Footer */
.site-footer {
  background-color: var(--color-brand-teal-dark);
  color: var(--color-white);
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-xl);
  border-top: 1px solid rgba(213, 175, 92, 0.2);
  position: relative;
  overflow: hidden;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-brand-gold), transparent 80%);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.footer-brand-logo-img {
  height: 56px;
  width: auto;
  object-fit: contain;
  filter: none;
  margin-bottom: var(--space-xs);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.72);
  font-size: var(--font-size-sm);
  max-width: 320px;
  line-height: 1.6;
}

.footer-column h3 {
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-brand-gold);
  margin-bottom: var(--space-lg);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-link {
  color: rgba(255, 255, 255, 0.75);
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: inline-block;
}

.footer-link:hover {
  color: var(--color-brand-gold);
  transform: translateX(3px);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  color: rgba(255, 255, 255, 0.75);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-md);
}

.footer-contact-item svg {
  width: 18px;
  height: 18px;
  color: var(--color-brand-gold);
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-contact-link {
  color: var(--color-white);
  font-weight: 600;
  transition: color var(--transition-fast);
}

.footer-contact-link:hover {
  color: var(--color-brand-gold);
}

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.76);
}

.footer-bottom-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.76);
}

.footer-disclaimer {
  font-style: italic;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.45);
}

.footer-powered a {
  color: rgba(255, 255, 255, 0.92);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: rgba(213, 175, 92, 0.5);
  text-underline-offset: 3px;
  transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
}

.footer-powered a:hover {
  color: var(--color-brand-gold);
  text-decoration-color: var(--color-brand-gold);
}