/* ─── Navigation bar ──────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-4) 0;
  transition: background-color var(--transition-base),
              box-shadow var(--transition-base);
}

.nav.is-scrolled {
  background-color: rgba(240, 237, 232, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.nav__logo-img {
  height: 36px;
  width: auto;
  border-radius: var(--radius-sm);
}

.nav__list {
  display: flex;
  gap: var(--space-8);
}

.nav__link {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-burgundy);
  transition: width var(--transition-base);
}

.nav__link:hover::after,
.nav__link.is-active::after {
  width: 100%;
}

/* Hamburger — mobile only */
.nav__toggle {
  display: none;
  width: 32px;
  height: 32px;
  position: relative;
}

.nav__hamburger,
.nav__hamburger::before,
.nav__hamburger::after {
  display: block;
  width: 22px;
  height: 1.5px;
  background-color: var(--color-text);
  position: absolute;
  left: 5px;
  transition: transform var(--transition-base),
              opacity var(--transition-fast);
}

.nav__hamburger {
  top: 50%;
  transform: translateY(-50%);
}

.nav__hamburger::before {
  content: '';
  top: -7px;
}

.nav__hamburger::after {
  content: '';
  top: 7px;
}

/* Hamburger open state */
.nav__toggle[aria-expanded='true'] .nav__hamburger {
  background-color: transparent;
}

.nav__toggle[aria-expanded='true'] .nav__hamburger::before {
  top: 0;
  transform: rotate(45deg);
}

.nav__toggle[aria-expanded='true'] .nav__hamburger::after {
  top: 0;
  transform: rotate(-45deg);
}

@media (max-width: 767px) {
  .nav__toggle {
    display: block;
  }

  .nav__menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(240, 237, 232, 0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base),
                visibility var(--transition-base);
  }

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

  .nav__list {
    flex-direction: column;
    align-items: center;
    gap: var(--space-8);
  }

  .nav__link {
    font-size: var(--text-2xl);
    font-family: var(--font-serif);
    text-transform: none;
    letter-spacing: 0.02em;
  }
}

/* ─── Hero section ────────────────────────────── */
.hero {
  position: relative;
  height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: -20%;
  z-index: 0;
}

.hero__bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 60%;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(184, 207, 224, 0.35) 0%,
    var(--color-dark-overlay) 40%,
    rgba(124, 45, 62, 0.2) 100%
  );
  z-index: 1;
}

/* Bottom fade — hero melts into the first section */
.hero__fade {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(
    to bottom,
    transparent,
    var(--color-cream)
  );
  z-index: 2;
}

.hero__logo-overlay-img {
  width: clamp(120px, 20vw, 220px);
  height: auto;
  margin-inline: auto;
  margin-bottom: var(--space-4);
  border-radius: 10px;
  mix-blend-mode: screen;
  animation: overlayFloat 12s ease-in-out infinite alternate;
}

@keyframes overlayFloat {
  0%   { transform: translateY(4px); }
  100% { transform: translateY(-4px); }
}

.hero__content {
  position: relative;
  z-index: 3;
  text-align: center;
  color: var(--color-cream);
  padding: var(--space-6);
}

.hero__logo {
  width: clamp(180px, 30vw, 320px);
  margin-inline: auto;
  margin-bottom: var(--space-8);
}

.hero__tagline {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(var(--text-lg), 3vw, var(--text-2xl));
  margin-bottom: var(--space-12);
  max-width: 100%;
  min-height: 1.5em;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-cream);
  padding: var(--space-3) var(--space-6);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--radius-sm);
  transition:
    background-color var(--transition-base),
    border-color var(--transition-base);
}

.hero__cta:hover {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.7);
  color: var(--color-cream);
}

.hero__arrow {
  animation: bounceDown 2s ease-in-out infinite;
  animation-delay: 1.5s;
}

@keyframes bounceDown {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(4px); }
}

/* ─── Mobile hero adjustments ─────────────────── */
@media (max-width: 767px) {
  .hero__logo-overlay-img {
    width: 90vw;
  }

  .hero__tagline {
    font-size: var(--text-lg);
    padding-inline: var(--space-2);
  }

  .hero__fade {
    height: 80px;
  }
}