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

/* ── Scroll Reveal ───────────────────────────────────────────────────────── */
.reveal-left,
.reveal-right,
.reveal-fade {
  opacity: 1;
  transform: none;
  transition: none;
}

@media (prefers-reduced-motion: no-preference) {
  .reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.7s cubic-bezier(.22,.61,.36,1), transform 0.7s cubic-bezier(.22,.61,.36,1);
  }
  .reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.7s cubic-bezier(.22,.61,.36,1), transform 0.7s cubic-bezier(.22,.61,.36,1);
  }
  .reveal-fade {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s cubic-bezier(.22,.61,.36,1), transform 0.7s cubic-bezier(.22,.61,.36,1);
  }
  .reveal-left.is-visible,
  .reveal-right.is-visible,
  .reveal-fade.is-visible {
    opacity: 1;
    transform: none;
  }
}

/* ── Mobile Menu ─────────────────────────────────────────────────────────── */
#mobile-nav.open { display: block; }

/* ── Header Shadow on Scroll ─────────────────────────────────────────────── */
#site-header.scrolled {
  box-shadow: 0 1px 20px rgba(13,27,42,0.12);
}

/* ── Custom Scrollbar ────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #0D1B2A; }
::-webkit-scrollbar-thumb { background: #5FB3B3; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #7BC8C8; }

/* ── Selection ───────────────────────────────────────────────────────────── */
::selection { background: #5FB3B3; color: #0D1B2A; }