/* ===== GlassSurface ===== */
.glass-surface {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: opacity 0.26s ease-out;
}

.glass-surface__filter {
  width: 100%;
  height: 100%;
  pointer-events: none;
  position: absolute;
  inset: 0;
  opacity: 0;
  z-index: -1;
}

.glass-surface__content {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
  border-radius: inherit;
  position: relative;
  z-index: 1;
}

.glass-surface--svg {
  background: light-dark(hsl(0 0% 100% / var(--glass-frost, 0)), hsl(0 0% 0% / var(--glass-frost, 0)));
  backdrop-filter: var(--filter-id, url(#glass-filter)) saturate(var(--glass-saturation, 1));
  box-shadow:
    0 0 2px 1px light-dark(color-mix(in oklch, black, transparent 85%), color-mix(in oklch, white, transparent 65%)) inset,
    0 0 10px 4px light-dark(color-mix(in oklch, black, transparent 90%), color-mix(in oklch, white, transparent 85%)) inset,
    0px 4px 16px rgba(17, 17, 26, 0.05),
    0px 8px 24px rgba(17, 17, 26, 0.05),
    0px 16px 56px rgba(17, 17, 26, 0.05),
    0px 4px 16px rgba(17, 17, 26, 0.05) inset,
    0px 8px 24px rgba(17, 17, 26, 0.05) inset,
    0px 16px 56px rgba(17, 17, 26, 0.05) inset;
}

.glass-surface--fallback {
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(12px) saturate(1.8) brightness(1.1);
  -webkit-backdrop-filter: blur(12px) saturate(1.8) brightness(1.1);
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow:
    0 8px 32px 0 rgba(31, 38, 135, 0.2),
    0 2px 16px 0 rgba(31, 38, 135, 0.1),
    inset 0 1px 0 0 rgba(255, 255, 255, 0.4),
    inset 0 -1px 0 0 rgba(255, 255, 255, 0.2);
}

@media (prefers-color-scheme: dark) {
  .glass-surface--fallback {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(12px) saturate(1.8) brightness(1.2);
    -webkit-backdrop-filter: blur(12px) saturate(1.8) brightness(1.2);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow:
      inset 0 1px 0 0 rgba(255, 255, 255, 0.2),
      inset 0 -1px 0 0 rgba(255, 255, 255, 0.1);
  }
}

@supports not (backdrop-filter: blur(10px)) {
  .glass-surface--fallback {
    background: rgba(255, 255, 255, 0.4);
    box-shadow:
      inset 0 1px 0 0 rgba(255, 255, 255, 0.5),
      inset 0 -1px 0 0 rgba(255, 255, 255, 0.3);
  }
  .glass-surface--fallback::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.15);
    border-radius: inherit;
    z-index: -1;
  }
}

@supports not (backdrop-filter: blur(10px)) {
  @media (prefers-color-scheme: dark) {
    .glass-surface--fallback {
      background: rgba(0, 0, 0, 0.4);
    }
    .glass-surface--fallback::before {
      background: rgba(255, 255, 255, 0.05);
    }
  }
}

.glass-surface:focus-visible {
  outline: 2px solid light-dark(#007aff, #0a84ff);
  outline-offset: 2px;
}

/* ===== GlassIcons ===== */
.icon-btns {
  display: grid;
  grid-gap: 2.5em;
  grid-template-columns: repeat(3, 1fr);
  margin: auto;
  padding: 2em 0;
  overflow: visible;
}

.icon-btn {
  background-color: transparent;
  outline: none;
  position: relative;
  width: 4.5em;
  height: 4.5em;
  perspective: 24em;
  transform-style: preserve-3d;
  -webkit-tap-highlight-color: transparent;
  border: none;
  cursor: pointer;
}

.icon-btn__back,
.icon-btn__front,
.icon-btn__label {
  transition:
    opacity 0.3s cubic-bezier(0.83, 0, 0.17, 1),
    transform 0.3s cubic-bezier(0.83, 0, 0.17, 1);
}

.icon-btn__back,
.icon-btn__front {
  border-radius: 1.25em;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.icon-btn__back {
  box-shadow: 0.5em -0.5em 0.75em hsla(223, 10%, 10%, 0.15);
  display: block;
  transform: rotate(15deg);
  transform-origin: 100% 100%;
  will-change: transform;
}

.icon-btn__front {
  background-color: hsla(0, 0%, 100%, 0.15);
  box-shadow: 0 0 0 0.1em hsla(0, 0%, 100%, 0.3) inset;
  backdrop-filter: blur(0.75em);
  -webkit-backdrop-filter: blur(0.75em);
  display: flex;
  transform-origin: 80% 50%;
  will-change: transform;
}

.icon-btn__icon {
  margin: auto;
  width: 1.5em;
  height: 1.5em;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.2rem;
}

.icon-btn__label {
  font-size: 0.85em;
  white-space: nowrap;
  text-align: center;
  line-height: 2;
  opacity: 0;
  position: absolute;
  top: 100%;
  right: 0;
  left: 0;
  transform: translateY(0);
  color: var(--text-muted);
}

.icon-btn:focus-visible .icon-btn__back,
.icon-btn:hover .icon-btn__back {
  transform: rotate(25deg) translate3d(-0.5em, -0.5em, 0.5em);
}

.icon-btn:focus-visible .icon-btn__front,
.icon-btn:hover .icon-btn__front {
  transform: translate3d(0, 0, 2em);
}

.icon-btn:focus-visible .icon-btn__label,
.icon-btn:hover .icon-btn__label {
  opacity: 1;
  transform: translateY(20%);
}

/* ===== TiltedCard ===== */
.tilted-card-figure {
  position: relative;
  width: 100%;
  height: 100%;
  perspective: 800px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.tilted-card-mobile-alert {
  position: absolute;
  top: 1rem;
  text-align: center;
  font-size: 0.875rem;
  display: none;
}

@media (max-width: 640px) {
  .tilted-card-mobile-alert {
    display: block;
  }
  .tilted-card-caption {
    display: none;
  }
}

.tilted-card-inner {
  position: relative;
  transform-style: preserve-3d;
}

.tilted-card-img {
  position: absolute;
  top: 0;
  left: 0;
  object-fit: cover;
  border-radius: 15px;
  will-change: transform;
  transform: translateZ(0);
}

.tilted-card-overlay {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
  will-change: transform;
  transform: translateZ(30px);
}

.tilted-card-caption {
  pointer-events: none;
  position: absolute;
  left: 0;
  top: 0;
  border-radius: 4px;
  background-color: #fff;
  padding: 4px 10px;
  font-size: 10px;
  color: #2d2d2d;
  opacity: 0;
  z-index: 3;
}

/* ===== SpotlightCard ===== */
.card-spotlight {
  position: relative;
  border-radius: 1.5rem;
  border: 1px solid rgba(255,255,255,0.08);
  background-color: rgba(255,255,255,0.02);
  padding: 2rem;
  overflow: hidden;
  --mouse-x: 50%;
  --mouse-y: 50%;
  --spotlight-color: rgba(212, 175, 55, 0.08);
}

.card-spotlight::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at var(--mouse-x) var(--mouse-y), var(--spotlight-color), transparent 80%);
  opacity: 0;
  transition: opacity 0.5s ease;
  pointer-events: none;
}

.card-spotlight:hover::before,
.card-spotlight:focus-within::before {
  opacity: 0.6;
}

/* ===== AnimatedList ===== */
.scroll-list-container {
  position: relative;
  width: 100%;
}

.scroll-list {
  max-height: 400px;
  overflow-y: auto;
  padding: 16px;
}

.scroll-list::-webkit-scrollbar {
  width: 8px;
}

.scroll-list::-webkit-scrollbar-track {
  background: #060606;
}

.scroll-list::-webkit-scrollbar-thumb {
  background: #222;
  border-radius: 4px;
}

.no-scrollbar::-webkit-scrollbar {
  display: none;
}

.no-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.scroll-item {
  padding: 16px;
  background-color: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 8px;
  margin-bottom: 1rem;
  cursor: pointer;
  opacity: 0;
  transform: scale(0.7);
  transition: opacity 0.3s ease, transform 0.3s ease, background-color 0.2s ease;
}

.scroll-item.visible {
  opacity: 1;
  transform: scale(1);
}

.scroll-item.selected {
  background-color: rgba(212, 175, 55, 0.1);
  border-color: var(--gold);
}

.scroll-item-text {
  color: var(--text-light);
  margin: 0;
}

.top-gradient {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 50px;
  background: linear-gradient(to bottom, var(--bg-dark), transparent);
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.bottom-gradient {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100px;
  background: linear-gradient(to top, var(--bg-dark), transparent);
  pointer-events: none;
  transition: opacity 0.3s ease;
}

/* ===== CountUp ===== */
.count-up {
  display: inline-block;
}

/* ===== Magnet ===== */
.magnet-wrapper {
  position: relative;
  display: inline-block;
}

.magnet-inner {
  will-change: transform;
}

/* ===== BlurText ===== */
.blur-text {
  display: flex;
  flex-wrap: wrap;
}

.blur-text span {
  display: inline-block;
  will-change: transform, filter, opacity;
  transition-property: filter, opacity, transform;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

.blur-text span.blurred {
  filter: blur(10px);
  opacity: 0;
}

.blur-text span.revealed {
  filter: blur(0px);
  opacity: 1;
  transform: translateY(0);
}

/* ===== Stats Section ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.stat-card {
  text-align: center;
  padding: 40px 20px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  transition: var(--transition-smooth);
}

.stat-card:hover {
  border-color: var(--gold);
  transform: translateY(-5px);
  box-shadow: var(--gold-glow);
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 700;
  color: var(--mist);
  line-height: 1.1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.stat-plus {
  font-size: 2rem;
  color: var(--gold);
}

@media (max-width: 992px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .stat-number {
    font-size: 2.5rem;
  }
}