/* css/components.css */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1.5;
  padding: 0.75rem 1.25rem;
  border-radius: 6px;
  font-weight: var(--font-weight-medium);
  text-align: center;
  transition: all 0.2s ease-in-out;
  border: 1px solid transparent;
  cursor: pointer;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-primary-text);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-primary-hover) 0%, var(--color-primary-hover-dark) 100%);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  transform: translateY(-1px);
}

.btn-secondary {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-light) 100%);
  color: var(--color-secondary-text);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, var(--color-secondary-hover) 0%, var(--color-secondary-hover-light) 100%);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transform: translateY(-1px);
}

.btn:focus-visible {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 2px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.btn:active {
  transform: translateY(0);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.logo {
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-2xl);
}

/* Ensure image logo displays crisply and avoids layout shift */
.logo img {
  display: block;
  height: 28px;
  width: auto;
}

@media (min-width: 768px) {
  .logo img {
    height: 32px;
  }
}

.feature-card {
  text-align: left;
}

.feature-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background-color: #f0f0f0;
  border-radius: 0.5rem;
  margin-bottom: var(--space-lg);
}

.feature-card h3 {
  margin-bottom: var(--space-sm);
}

.feature-card p {
  color: var(--color-text-secondary);
}

.button-group {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* Video Hero (base) */
.hero-image-wrapper { position: relative; isolation: isolate; aspect-ratio: 16 / 9; overflow: hidden; }

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-background); /* Match page background */
  object-fit: cover;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 320ms ease-in-out, visibility 320ms linear, padding 0s, object-fit 0s;
}

.hero-static-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 1;
  visibility: visible;
  transition: opacity 320ms ease-in-out, visibility 320ms linear;
}

/* Switching states: image/overlay vs video */
.hero-image-wrapper.is-video-active .hero-video {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  padding: 0 14%;
  object-fit: contain;
}

.hero-image-wrapper.is-video-active .hero-static-image {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.hero-image-wrapper.is-video-active .play-button-overlay {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* Loading/buffering state */
.hero-image-wrapper.is-loading::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.15);
  z-index: 15;
  pointer-events: none;
}

.hero-image-wrapper.is-loading::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 40px;
  height: 40px;
  margin-left: -20px;
  margin-top: -20px;
  border: 3px solid rgba(255, 255, 255, 0.5);
  border-top-color: rgba(255, 255, 255, 0.95);
  border-radius: 50%;
  animation: hero-spinner 0.8s linear infinite;
  z-index: 16;
  pointer-events: none;
}

@keyframes hero-spinner {
  to { transform: rotate(360deg); }
}

/* Play Button Overlay (base) */
.hero-image-wrapper > .play-button-overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  z-index: 10;
  transition: transform 150ms ease-in-out, filter 150ms ease-in-out, opacity 320ms ease-in-out;
  transform-origin: center center;
}

.hero-image-wrapper > .play-button-overlay .play-icon {
  display: block;
  width: 72px;
  height: 72px;
  transition: transform 100ms ease-in-out, filter 100ms ease-in-out, fill 100ms ease-in-out;
  transform-origin: center;
  transform-box: fill-box;
}

.hero-image-wrapper > .play-button-overlay:focus-visible {
  outline: none;
}

.hero-image-wrapper > .play-button-overlay:focus-visible::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 104px;
  height: 104px;
  transform: translate(-50%, -50%);
  border-radius: 999px;
  box-shadow: 0 0 0 3px var(--color-focus-ring), 0 0 0 11px rgba(59, 130, 246, 0.18);
  pointer-events: none;
  z-index: 12;
}

/* Hover states for play button */
.hero-image-wrapper > .play-button-overlay:hover .play-icon,
.hero-image-wrapper > .play-button-overlay:focus-visible .play-icon {
  transform: scale(1.12);
}

.hero-image-wrapper > .play-button-overlay:hover,
.hero-image-wrapper > .play-button-overlay:focus-visible {
  transform: scale(1.02);
  filter: drop-shadow(0 6px 20px rgba(0, 0, 0, 0.18));
}

.hero-image-wrapper > .play-button-overlay:hover .play-icon circle,
.hero-image-wrapper > .play-button-overlay:focus-visible .play-icon circle {
  fill: rgba(255, 255, 255, 1);
}

@media (prefers-reduced-motion: reduce) {
  .hero-image-wrapper > .play-button-overlay .play-icon {
    transition: none;
  }
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--color-primary);
  color: var(--color-primary-text);
  padding: 8px;
  border-radius: 0 0 4px 4px;
  text-decoration: none;
  z-index: 1000;
}

.skip-link:focus {
  top: 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Navigation link styles */
.nav-links a:not(.btn) {
  color: var(--color-text);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  position: relative;
  padding: 0 var(--space-sm);
  transition: color 0.2s ease-in-out;
}

.nav-links a:not(.btn):hover,
.nav-links a:not(.btn):focus-visible {
  color: var(--color-primary);
}

.nav-links a:not(.btn):hover::after,
.nav-links a:not(.btn):focus-visible::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  transform: scaleX(1);
}

.nav-links a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  transform: scaleX(0);
  transition: transform 0.2s ease-in-out;
}

.nav-links a:not(.btn):focus-visible {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 2px;
}

.nav-links a:not(.btn):active {
  color: var(--color-primary-dark);
}

/* Footer navigation links */
.footer-nav a {
  color: var(--color-text-secondary);
  text-decoration: none;
  position: relative;
  transition: color 0.2s ease-in-out;
}

.footer-nav a:hover,
.footer-nav a:focus-visible {
  color: var(--color-primary);
}

.footer-nav a:hover::after,
.footer-nav a:focus-visible::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  transform: scaleX(1);
}

.footer-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  transform: scaleX(0);
  transition: transform 0.2s ease-in-out;
}

.footer-nav a:focus-visible {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 2px;
}

/* Current page navigation state (via aria-current) */
.nav-links a[aria-current="page"],
.footer-nav a[aria-current="page"] {
  color: var(--color-text);
  font-weight: var(--font-weight-semibold);
}
.nav-links a[aria-current="page"]::after,
.footer-nav a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  transform: scaleX(1);
}