/* ---------- Base ---------- */
html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  overflow-x: hidden;
}

/* Keep smoothing consistent in elements that reset inherited rendering. */
input,
textarea,
button,
select {
  -webkit-font-smoothing: inherit;
  -moz-osx-font-smoothing: inherit;
}

/* Smooth vector edges for inline SVG icon marks. */
svg {
  shape-rendering: geometricPrecision;
}

::selection {
  background: #A98BFF;
  color: #FAF9FC;
}

.section-border {
  border-top: 1px solid #E3DCEF;
}

/* ---------- Header states ---------- */
#site-header.is-scrolled {
  background: rgba(250, 249, 252, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(58, 40, 92, 0.08);
}

#site-header.is-scrolled .nav-link,
#site-header.is-scrolled > div > a:first-child {
  color: #3A285C;
}

#site-header:not(.is-scrolled) {
  color: #FAF9FC;
}

#site-header:not(.is-scrolled) > div > a:first-child {
  color: #FAF9FC;
}

#site-header:not(.is-scrolled) .nav-link {
  color: rgba(250, 249, 252, 0.85);
}

#site-header:not(.is-scrolled) .menu-bar {
  background-color: #FAF9FC;
}

#site-header:not(.is-scrolled) a[href="#contact"] {
  border-color: rgba(250, 249, 252, 0.4);
  color: #FAF9FC;
}

.nav-link {
  position: relative;
  padding-bottom: 4px;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

/* ---------- Mobile menu ---------- */
#mobile-menu.is-open {
  transform: translateX(0);
}

body.menu-open {
  overflow: hidden;
}

.mobile-link {
  color: #3A285C;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

#mobile-menu.is-open .mobile-link {
  opacity: 1;
  transform: translateY(0);
}

#mobile-menu.is-open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
#mobile-menu.is-open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
#mobile-menu.is-open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
#mobile-menu.is-open .mobile-link:nth-child(4) { transition-delay: 0.2s; }
#mobile-menu.is-open .mobile-link:nth-child(5) { transition-delay: 0.25s; }
#mobile-menu.is-open .mobile-link:nth-child(6) { transition-delay: 0.3s; }
#mobile-menu.is-open .mobile-link:nth-child(7) { transition-delay: 0.35s; }

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.delay-1 { transition-delay: 0.08s; }
.reveal.delay-2 { transition-delay: 0.16s; }
.reveal.delay-3 { transition-delay: 0.24s; }

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  html {
    scroll-behavior: auto;
  }
}

/* ---------- Media placeholders ---------- */
/* Warm, editorial gradient blocks standing in for premium lifestyle photography.
   Swap with real images per the Image Direction guide (warm light, minimal, human). */
.media-gradient {
  position: relative;
  background-size: cover;
  background-position: center;
}

.media-gradient::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)' opacity='0.4'/></svg>");
  mix-blend-mode: overlay;
  opacity: 0.25;
  border-radius: inherit;
}

.media-hero {
  background-image: radial-gradient(120% 90% at 20% 15%, #A98BFF 0%, #5C3E8C 35%, #2F2A35 78%);
}

.media-memoriq {
  background-image: linear-gradient(160deg, #D8C7FF 0%, #A98BFF 55%, #3A285C 100%);
}

.media-soft {
  background-image: linear-gradient(150deg, #F1ECFA 0%, #E3DCEF 100%);
}

.media-soft-2 {
  background-image: linear-gradient(150deg, #D8C7FF 0%, #F1ECFA 100%);
}

/* ---------- Media frame (for real screenshots on dark sections) ---------- */
.media-frame {
  background: #FAF9FC;
}

/* ---------- Icon marks ---------- */
.icon-mark {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  border: 1px solid #E3DCEF;
  color: #A98BFF;
}

.icon-mark svg {
  width: 20px;
  height: 20px;
}