/* ── Base ────────────────────────────────────────── */
  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; scroll-padding-top: 80px; }
  body { margin: 0; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
  img { display: block; max-width: 100%; }

  /* ── Scrollbar ───────────────────────────────────── */
  ::-webkit-scrollbar { width: 8px; }
  ::-webkit-scrollbar-track { background: #18181b; }
  ::-webkit-scrollbar-thumb { background: #6B2F5B; border-radius: 4px; }
  ::-webkit-scrollbar-thumb:hover { background: #884488; }

  /* ── Navigation ──────────────────────────────────── */
  #site-header {
    background: transparent;
    transition: background 0.35s ease, box-shadow 0.35s ease;
  }
  #site-header.scrolled {
    background: rgba(36, 14, 30, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 rgba(255,255,255,0.06);
  }
  .nav-link { position: relative; }
  .nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 4px;
    right: 4px;
    height: 1.5px;
    background: #D4A017;
    transform: scaleX(0);
    transition: transform 0.25s ease;
  }
  .nav-link:hover::after { transform: scaleX(1); }

  /* Mobile menu */
  #mobile-menu {
    animation: slideDown 0.3s ease forwards;
  }
  @keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
  }
  #mobile-menu.open { display: block; }
  #mobile-menu.hidden { display: none; }
  .mobile-nav-link { display: block; }

  /* Hamburger */
  #menu-toggle.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
  }
  #menu-toggle.active .menu-line:nth-child(2) {
    opacity: 0;
  }
  #menu-toggle.active .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
    width: 1.5rem;
  }

  /* ── Hero ────────────────────────────────────────── */
  .hero-tag {
    animation: fadeInUp 0.8s ease 0.2s both;
  }
  .hero-headline {
    animation: fadeInUp 0.8s ease 0.4s both;
  }
  .hero-sub {
    animation: fadeInUp 0.8s ease 0.6s both;
  }
  .hero-ctas {
    animation: fadeInUp 0.8s ease 0.8s both;
  }
  .hero-stats {
    animation: fadeInUp 0.8s ease 1s both;
  }
  @keyframes fadeInUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
  }

  /* ── Menu Tabs ───────────────────────────────────── */
  .menu-tab {
    padding: 0.6rem 1.4rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
    border: 1.5px solid #e4e4e7;
    background: transparent;
    color: #71717a;
    cursor: pointer;
    transition: all 0.2s ease;
  }
  .menu-tab:hover {
    border-color: #6B2F5B;
    color: #6B2F5B;
  }
  .menu-tab.active {
    background: #6B2F5B;
    border-color: #6B2F5B;
    color: #ffffff;
  }

  /* Menu items */
  .menu-item.card {
    background: #ffffff;
    border: 1px solid #f4f4f5;
    border-radius: 16px;
    padding: 1.25rem 1.5rem;
    transition: all 0.25s ease;
  }
  .menu-item.card:hover {
    border-color: #e8d9ea;
    box-shadow: 0 4px 24px rgba(107, 47, 91, 0.08);
    transform: translateY(-2px);
  }

  /* ── Space Cards ─────────────────────────────────── */
  .space-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 20px;
    padding: 1.25rem;
    transition: all 0.3s ease;
  }
  .space-card:hover {
    background: rgba(255,255,255,0.07);
    border-color: rgba(212, 160, 23, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0,0,0,0.3);
  }

  /* ── Contact Form ────────────────────────────────── */
  .input-field {
    font-family: 'Inter', system-ui, sans-serif;
  }
  .input-field:focus {
    outline: none;
  }

  /* ── Scroll Reveal ───────────────────────────────── */
  .reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }
  .reveal.revealed {
    opacity: 1;
    transform: translateY(0);
  }
  .reveal-delay-1 { transition-delay: 0.1s; }
  .reveal-delay-2 { transition-delay: 0.2s; }
  .reveal-delay-3 { transition-delay: 0.3s; }
  .reveal-delay-4 { transition-delay: 0.4s; }

  /* ── Responsive ──────────────────────────────────── */
  @media (max-width: 767px) {
    .hero-headline { font-size: 2.75rem; }
    .hero-stats { gap: 6px; }
    .hero-stats > div > p:first-child { font-size: 1.5rem; }
  }
  @media (min-width: 768px) and (max-width: 1023px) {
    .hero-headline { font-size: 3.5rem; }
  }

  /* ── Reduced Motion ──────────────────────────────── */
  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
    }
    html { scroll-behavior: auto; }
    .reveal { opacity: 1; transform: none; }
  }