html {
  scroll-behavior: smooth;
}

body {
  color: #1a202c;
  background-color: #ffffff;
}

.demo-input {
  width: 100%;
  border: 1px solid #cbd5e1;
  border-radius: 0.85rem;
  padding: 0.68rem 0.82rem;
  font-size: 0.92rem;
  color: #0f172a;
  background: #ffffff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.demo-input::placeholder {
  color: #94a3b8;
}

.demo-input:focus {
  outline: none;
  border-color: #2597ef;
  box-shadow: 0 0 0 3px rgba(37, 151, 239, 0.18);
}

.demo-input.is-invalid {
  border-color: #ef4444;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.14);
}

.demo-error {
  min-height: 0.95rem;
  margin-top: 0.35rem;
  font-size: 0.78rem;
  color: #dc2626;
}

.demo-status {
  min-height: 1.1rem;
  font-size: 0.88rem;
  margin: 0;
}

@media (min-width: 640px) {
  .demo-input {
    padding: 0.75rem 0.9rem;
    font-size: 0.95rem;
  }
}

.demo-status.is-success {
  color: #15803d;
}

.demo-status.is-error {
  color: #dc2626;
}

#page-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
  background:
    radial-gradient(65% 45% at 20% 15%, rgba(37, 151, 239, 0.14), transparent 70%),
    radial-gradient(65% 45% at 80% 85%, rgba(136, 207, 34, 0.14), transparent 70%),
    #f8fafc;
  transition: opacity 0.45s ease, visibility 0.45s ease;
}

#page-loader.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-panel {
  min-width: 250px;
  padding: 1.25rem 1.5rem;
  border-radius: 1.25rem;
  text-align: center;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(148, 163, 184, 0.24);
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.14);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.loader-logo {
  width: 60px;
  height: 60px;
  margin: 0 auto 0.7rem;
  object-fit: contain;
  filter: drop-shadow(0 8px 20px rgba(37, 151, 239, 0.24));
}

.loader-spinner {
  width: 56px;
  height: 56px;
  margin: 0 auto 0.75rem;
  border-radius: 9999px;
  border: 4px solid rgba(37, 151, 239, 0.18);
  border-top-color: #2597ef;
  border-right-color: #88cf22;
  animation: loader-spin 1s linear infinite;
}

.loader-title {
  margin: 0;
  font-family: "Outfit", ui-sans-serif, system-ui, sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #0f172a;
}

.loader-subtitle {
  display: block;
  margin-top: 0.2rem;
  color: #64748b;
  font-size: 0.8rem;
}

.loader-track {
  width: min(220px, 70vw);
  height: 4px;
  margin: 0.85rem auto 0;
  border-radius: 9999px;
  background: #dbe3ee;
  overflow: hidden;
}

.loader-bar {
  display: block;
  width: 45%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #2597ef, #88cf22);
  animation: loader-slide 1.2s ease-in-out infinite;
}

.glass-card {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.5);
}

#site-nav.nav-scrolled {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.08);
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}

#mobile-menu.menu-open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.reveal {
  opacity: 1;
  transform: none;
}

.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  transition-delay: var(--reveal-delay, 0ms);
}

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

.floating-up {
  animation: float-up 4s ease-in-out infinite;
}

.floating-down {
  animation: float-down 5s ease-in-out infinite;
}

@keyframes float-up {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes float-down {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(15px);
  }
}

@keyframes loader-spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes loader-slide {
  0% {
    transform: translateX(-90%);
  }
  100% {
    transform: translateX(240%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .js .reveal,
  .floating-up,
  .floating-down {
    transition: none;
    animation: none;
    transform: none;
    opacity: 1;
  }

  .loader-spinner,
  .loader-bar {
    animation: none;
  }
}