/* ==========================================================================
   Header & Navigation Drawer
   ========================================================================== */

.site-header {
  position: relative;
  z-index: 100;
  overflow: hidden;
  background:
    linear-gradient(110deg,
      var(--color-navy-deepest) 0%,
      var(--color-navy) 36%,
      var(--color-navy-light) 46%,
      #8a6a34 58%,
      var(--color-parchment-dark) 72%,
      var(--color-parchment-dark) 100%);
  border-bottom: 1.5px solid var(--color-gold);
  box-shadow: 0 2px 0 rgba(0, 0, 0, 0.35);
}

.site-header::after {
  content: "";
  position: absolute;
  inset: 0;
  background: url("../assets/images/11_old_script_texture.jpg") repeat;
  background-size: 600px;
  opacity: 0.05;
  mix-blend-mode: overlay;
  pointer-events: none;
}

.site-header .container {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: clamp(100px, 16.5vw, 168px);
  padding-top: 14px;
  padding-bottom: 14px;
}

/* Brand block */
.brand {
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 0;
}

.monogram {
  flex-shrink: 0;
  width: 58px;
  height: 58px;
  object-fit: contain;
}

/* Header context sizing */
.site-header .monogram {
  width: 80px;
  height: 80px;
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}

.brand-name {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.6vw, 27px);
  letter-spacing: 0.22em;
  color: var(--color-cream);
  white-space: nowrap;
}

.brand-subtitle {
  font-family: var(--font-serif);
  font-size: 11px;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gold);
  white-space: nowrap;
}

/* Right-side tagline nav */
.header-tagline {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  font-family: var(--font-caption);
  font-style: italic;
  font-size: 17px;
  line-height: 1.35;
  color: var(--color-sepia);
  text-align: right;
}

.header-tagline span {
  white-space: nowrap;
}

/* Hamburger */
.hamburger {
  flex-shrink: 0;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid var(--color-gold-line);
  background: rgba(7, 12, 23, 0.35);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.hamburger:hover {
  background: rgba(7, 12, 23, 0.6);
  border-color: var(--color-gold);
}

.hamburger .bar {
  width: 20px;
  height: 1.5px;
  background: var(--color-gold-bright);
  transition: transform 0.25s var(--ease-classic), opacity 0.2s ease;
}

.hamburger[aria-expanded="true"] .bar:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

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

.hamburger[aria-expanded="true"] .bar:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Navigation Drawer */
.nav-drawer {
  position: fixed;
  inset: 0;
  z-index: 200;
  visibility: hidden;
  pointer-events: none;
}

.nav-drawer[data-open="true"] {
  visibility: visible;
  pointer-events: auto;
}

.nav-drawer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 7, 12, 0.6);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.nav-drawer[data-open="true"] .nav-drawer-backdrop {
  opacity: 1;
}

.nav-drawer-panel {
  position: absolute;
  top: 0;
  right: 0;
  height: 100%;
  width: min(380px, 88vw);
  background: linear-gradient(180deg, var(--color-navy-deepest) 0%, var(--color-navy-deep) 100%);
  border-left: 2px solid var(--color-gold-deep);
  transform: translateX(100%);
  transition: transform 0.35s var(--ease-classic);
  display: flex;
  flex-direction: column;
  padding: 28px 30px 40px;
  box-shadow: var(--shadow-deep);
}

.nav-drawer[data-open="true"] .nav-drawer-panel {
  transform: translateX(0);
}

.nav-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(201, 162, 75, 0.25);
}

.nav-drawer-header .brand-name {
  font-size: 19px;
}

.nav-drawer-close {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--color-gold-line);
  background: transparent;
  color: var(--color-gold-bright);
  font-size: 20px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-drawer-close:hover {
  background: rgba(201, 162, 75, 0.12);
}

.nav-drawer-links {
  display: flex;
  flex-direction: column;
}

.nav-drawer-links li + li {
  border-top: 1px solid rgba(201, 162, 75, 0.12);
}

.nav-drawer-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 4px;
  font-family: var(--font-display);
  font-size: 19px;
  color: var(--color-cream);
  letter-spacing: 0.03em;
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.nav-drawer-links a:hover,
.nav-drawer-links a.active {
  color: var(--color-gold-bright);
  padding-left: 10px;
}

.nav-drawer-links a .arrow {
  font-family: var(--font-serif);
  color: var(--color-gold-deep);
  font-size: 16px;
}

.nav-drawer-admin {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(201, 162, 75, 0.25);
}

.nav-drawer-admin a {
  display: block;
  text-align: center;
  padding: 14px 20px;
  font-family: var(--font-serif);
  font-size: 13px;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-navy-deepest);
  background: linear-gradient(180deg, #dcb768 0%, #b78a37 100%);
  border-radius: var(--radius-sm);
}

.nav-drawer-foot {
  margin-top: auto;
  padding-top: 24px;
  font-family: var(--font-caption);
  font-style: italic;
  font-size: 13px;
  color: var(--text-on-navy-muted);
  text-align: center;
}

body.nav-open {
  overflow: hidden;
}