/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body { font-family: 'Inter', system-ui, sans-serif; color: #0F1F3D; background: #fff; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
button { background: none; border: none; cursor: pointer; font-family: inherit; }

/* ── Utility ── */
.section-label { letter-spacing: 0.25em; }

/* ── Navigation ── */
.nav {
  background: rgba(255, 255, 255, 0.0);
  backdrop-filter: blur(0px);
  -webkit-backdrop-filter: blur(0px);
  transition: background 0.5s ease, backdrop-filter 0.5s ease, box-shadow 0.5s ease;
}
.nav.scrolled {
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(15, 31, 61, 0.06);
}

/* ── Mobile Menu ── */
.mobile-menu { z-index: 40; }
.mobile-menu.open { opacity: 1 !important; pointer-events: all !important; }
.mobile-menu.closed { opacity: 0 !important; pointer-events: none !important; }
.mobile-link { font-size: 1.875rem; }

/* ── Menu Button ── */
.menu-line { transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1); }
#menuBtn.active .menu-line:nth-child(1) { transform: translateY(8px) rotate(45deg); }
#menuBtn.active .menu-line:nth-child(2) { opacity: 0; transform: scaleX(0); }
#menuBtn.active .menu-line:nth-child(3) { width: 24px; transform: translateY(-8px) rotate(-45deg); }

/* ── Hero ── */
.hero { position: relative; min-height: 100vh; }
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  overflow: hidden;
}
.hero-img {
  width: 100%; height: 100%; object-fit: cover;
  transform: scale(1.05);
  transition: transform 8s ease-out;
}
.hero-loaded .hero-img { transform: scale(1); }
.hero-gradient {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(5, 11, 23, 0.88) 0%, rgba(15, 31, 61, 0.72) 50%, rgba(5, 11, 23, 0.60) 100%);
}
.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: radial-gradient(ellipse at 30% 50%, transparent 0%, rgba(5, 11, 23, 0.3) 100%);
}
.hero-content { position: relative; z-index: 2; }
.hero-scroll { z-index: 2; }

/* Scroll dot animation */
@keyframes scrollDot {
  0% { top: 0; opacity: 1; }
  100% { top: 24px; opacity: 0; }
}
.scroll-dot { animation: scrollDot 1.5s ease-in-out infinite; }

/* ── Buttons ── */
.cta-primary {
  border-radius: 2px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 20px rgba(200, 164, 92, 0.25);
}
.cta-primary:hover {
  box-shadow: 0 8px 30px rgba(200, 164, 92, 0.4);
  transform: translateY(-1px);
}
.cta-secondary {
  border-radius: 2px;
  transition: all 0.3s ease;
}
.cta-secondary:hover { transform: translateY(-1px); }

/* ── Scroll Reveal ── */
.reveal-up, .reveal-left, .reveal-right {
  opacity: 1;
  transform: none;
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}
@media (prefers-reduced-motion: no-preference) {
  .reveal-up { opacity: 0; transform: translateY(32px); }
  .reveal-left { opacity: 0; transform: translateX(-32px); }
  .reveal-right { opacity: 0; transform: translateX(32px); }
  .reveal-up.visible, .reveal-left.visible, .reveal-right.visible {
    opacity: 1;
    transform: none;
  }
}

/* ── Collection Cards ── */
.card-img-wrap { overflow: hidden; }
.card-img { transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1); }
.card-img-wrap:hover .card-img { transform: scale(1.05); }

/* ── CTA Banner ── */
.cta-banner { position: relative; }
.cta-banner-bg { position: absolute; inset: 0; z-index: 0; overflow: hidden; }
.cta-banner-img { width: 100%; height: 100%; object-fit: cover; }
.cta-banner-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(135deg, rgba(5, 11, 23, 0.90) 0%, rgba(15, 31, 61, 0.82) 100%);
}
.cta-banner-content { position: relative; z-index: 2; }

/* ── Footer ── */
.footer { position: relative; }

/* ── Responsive ── */
@media (max-width: 767px) {
  .hero-title { font-size: 2.5rem; }
  .about, .collection, .why-us, .visit { padding-top: 4rem; padding-bottom: 4rem; }
  .collection { padding-top: 5rem; padding-bottom: 5rem; }
}
@media (min-width: 768px) and (max-width: 1023px) {
  .about, .collection, .why-us, .visit { padding-top: 6rem; padding-bottom: 6rem; }
}

/* ── Focus Styles ── */
a:focus-visible, button:focus-visible {
  outline: 2px solid #C8A45C;
  outline-offset: 3px;
  border-radius: 2px;
}

/* ── Selection ── */
::selection { background: rgba(200, 164, 92, 0.2); color: #0F1F3D; }