/* ═══════════════════════════════════════════════════════════
   SMEDC Global Motion — SSF-inspired lightness + authority green
   ═══════════════════════════════════════════════════════════ */

:root {
  --motion-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --motion-duration: 0.75s;
}

html { scroll-behavior: smooth; }

body {
  background: #fafcfb;
}

[data-reveal],
[data-motion="fade-up"] {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity var(--motion-duration) var(--motion-ease),
    transform var(--motion-duration) var(--motion-ease);
  will-change: opacity, transform;
}

[data-reveal].is-visible,
[data-reveal].visible,
[data-motion="fade-up"].is-visible {
  opacity: 1;
  transform: none;
}

[data-reveal-delay="1"], [data-motion-delay="1"] { transition-delay: 0.08s; }
[data-reveal-delay="2"], [data-motion-delay="2"] { transition-delay: 0.16s; }
[data-reveal-delay="3"], [data-motion-delay="3"] { transition-delay: 0.24s; }
[data-reveal-delay="4"], [data-motion-delay="4"] { transition-delay: 0.32s; }
[data-reveal-delay="5"], [data-motion-delay="5"] { transition-delay: 0.40s; }

[data-motion="fade-in"] {
  opacity: 0;
  animation: gmFadeIn 0.9s var(--motion-ease) forwards;
}

@keyframes gmFadeIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: none; }
}

[data-hover-lift] {
  transition: transform 0.4s var(--motion-ease), box-shadow 0.4s var(--motion-ease);
}
[data-hover-lift]:hover {
  transform: translateY(-6px);
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  padding: 3px;
  gap: 2px;
}
.lang-switch--light {
  background: #fff;
  border-color: rgba(23, 148, 123, 0.16);
  box-shadow: 0 4px 14px rgba(6, 40, 36, 0.06);
}
.lang-switch a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  padding: 5px 11px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: rgba(255, 255, 255, 0.75);
  transition: all 0.28s var(--motion-ease);
}
.lang-switch--light a { color: #6b7280; }
.lang-switch a.is-active,
.lang-switch a:hover {
  background: linear-gradient(135deg, #17947B, #06AA89);
  color: #fff;
  box-shadow: 0 4px 12px rgba(23, 148, 123, 0.28);
}

.motion-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(48px);
  opacity: 0.28;
  pointer-events: none;
  animation: gmFloat 9s ease-in-out infinite;
}
@keyframes gmFloat {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(0, -16px); }
}

main {
  animation: gmPageIn 0.5s var(--motion-ease) both;
}
@keyframes gmPageIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  [data-reveal],
  [data-motion="fade-up"],
  [data-motion="fade-in"],
  main {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
  .motion-orb { display: none; }
}