:root {
  color-scheme: dark;

  --in-oklab: ;
  --in-oklch: ;

  --color-bg: #141414;
  --color-bg-alt: #0c0c0c;
  --color-surface: #181818;
  --color-surface-hover: #1f1f1f;
  --color-glass: rgba(16, 16, 16, 0.88);

  --color-primary: #e50914;
  --color-primary-hover: #f40612;

  --color-text: #ffffff;
  --color-body: #d4d4d4;
  --color-muted: #a3a3a3;

  --border-subtle: rgba(255, 255, 255, 0.1);
  --border-strong: rgba(255, 255, 255, 0.22);
  --border-accent: rgba(229, 9, 20, 0.42);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 24px;
  --radius-pill: 9999px;

  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --space-section: clamp(2.15rem, 3.6vw, 3.25rem);
}

@supports (linear-gradient(in oklab, white, black)) {
  :root {
    --in-oklab: in oklab;
    --in-oklch: in oklch;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 4.75rem;
  background-color: var(--color-bg);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.58;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-inline-size: 100%;
  height: auto;
}

code {
  font-family: ui-monospace, 'Cascadia Mono', 'Consolas', monospace;
  font-size: 0.88em;
  background-color: rgba(255, 255, 255, 0.08);
  padding: 0.14em 0.42em;
  border-radius: 5px;
  color: var(--color-text);
}

a {
  color: inherit;
}

:where(a, button, summary, [tabindex]):focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  inset-inline-start: 1rem;
  inset-block-start: -3.5rem;
  z-index: 1000;
  background-color: var(--color-primary);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.875rem;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-pill);
  text-decoration: none;
}

.skip-link:focus {
  inset-block-start: 1rem;
}

.container {
  inline-size: min(100% - 2.5rem, 70rem);
  margin-inline: auto;
}

/* ============================================================================
   Seamless Full-Width Sticky Header + Bottom Scroll Progress Indicator
   ============================================================================ */
.site-header {
  position: sticky;
  inset-block-start: 0;
  z-index: 100;
  background-color: rgba(20, 20, 20, 0);
  border-block-end: 1px solid transparent;
  transition: background-color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.site-header.is-scrolled {
  background-color: rgba(16, 16, 16, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-block-end-color: rgba(255, 255, 255, 0.07);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
}

main {
  background:
    radial-gradient(ellipse 78% 17% at 50% 24% var(--in-oklab), rgba(229, 9, 20, 0.095), transparent 72%),
    radial-gradient(ellipse 70% 16% at 24% 52% var(--in-oklab), rgba(229, 9, 20, 0.065), transparent 70%),
    radial-gradient(ellipse 74% 16% at 72% 76% var(--in-oklab), rgba(229, 9, 20, 0.08), transparent 72%);
}

.scroll-progress {
  position: absolute;
  inset-inline: 0;
  inset-block-end: -1px;
  block-size: 2px;
  background: linear-gradient(90deg var(--in-oklch), #b80710, var(--color-primary), #ff5c66);
  transform-origin: 0 50%;
  transform: scaleX(0);
  pointer-events: none;
}

@media (prefers-reduced-motion: no-preference) {
  @supports (animation-timeline: scroll()) {
    @keyframes scroll-progress-grow {
      from { transform: scaleX(0); }
      to { transform: scaleX(1); }
    }

    .scroll-progress {
      animation: scroll-progress-grow auto linear;
      animation-timeline: scroll(root block);
    }
  }
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-block-size: 3.9rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
}

.brand-icon {
  border-radius: 9px;
  scale: 1;
  transition: scale 0.22s var(--ease-out-expo);
}

.brand:hover .brand-icon {
  scale: 1.07;
}

.brand-name {
  font-size: 1.08rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--color-primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.nav-links a {
  position: relative;
  text-decoration: none;
  color: var(--color-muted);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 0.38rem 0.85rem;
  border-radius: var(--radius-pill);
  transition: color 0.16s ease, background-color 0.16s ease;
}

.nav-links a::after {
  content: '';
  position: absolute;
  inset-inline: 0.85rem;
  inset-block-end: 0.14rem;
  block-size: 2px;
  border-radius: 2px;
  background-color: var(--color-primary);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.22s var(--ease-out-expo);
}

.nav-links a:hover,
.nav-links a.is-current {
  color: var(--color-text);
  background-color: rgba(255, 255, 255, 0.06);
}

.nav-links a:hover::after,
.nav-links a.is-current::after {
  transform: scaleX(1);
}

/* ============================================================================
   Buttons & Natural Spring Feedback (Compositor-Only)
   ============================================================================ */
.btn {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-block-size: 2.65rem;
  padding: 0.6rem 1.3rem;
  border-radius: var(--radius-pill);
  font-family: inherit;
  font-size: 0.91rem;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  translate: 0px 0px;
  scale: 1;
  transition:
    background-color 0.18s ease,
    border-color 0.18s ease,
    translate 0.2s var(--ease-out-expo),
    scale 0.22s ease-out;
  transition-timing-function:
    ease,
    ease,
    var(--ease-out-expo),
    linear(0, 0.45 15%, 1.08 35%, 0.97 55%, 1.01 75%, 1);
}

@media (prefers-reduced-motion: no-preference) {
  .btn:hover {
    translate: 0px -2px;
  }

  .btn:active {
    translate: 0px 0px;
    scale: 0.97;
  }

  .btn-sheen::after {
    content: '';
    position: absolute;
    inset-block: 0;
    inset-inline-start: -45%;
    inline-size: 38%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transform: skewX(-20deg) translateX(-140%);
    pointer-events: none;
    transition: transform 0.55s var(--ease-out-expo);
  }

  .btn-sheen:hover::after {
    transform: skewX(-20deg) translateX(440%);
  }
}

.btn-ripple-ring {
  position: absolute;
  inline-size: 1.25rem;
  block-size: 1.25rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.55), transparent 72%);
  pointer-events: none;
  transform: translate(-50%, -50%) scale(0);
  animation: btn-ripple-pop 0.48s var(--ease-out-expo) forwards;
}

@keyframes btn-ripple-pop {
  to {
    transform: translate(-50%, -50%) scale(12);
    opacity: 0;
  }
}

.btn-nav {
  min-block-size: 2.25rem;
  padding: 0.4rem 1.05rem;
  font-size: 0.85rem;
}

.btn-lg {
  min-block-size: 3rem;
  padding: 0.78rem 1.55rem;
  font-size: 0.94rem;
}

.btn-sm {
  min-block-size: 2.25rem;
  padding: 0.42rem 0.95rem;
  font-size: 0.84rem;
}

.btn-block {
  inline-size: 100%;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
  box-shadow: 0 6px 20px rgba(229, 9, 20, 0.28);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
}

.btn-white {
  background-color: #ffffff;
  color: #141414;
  box-shadow: 0 6px 20px rgba(255, 255, 255, 0.12);
}

.btn-white:hover {
  background-color: #ececec;
}

.btn-ghost {
  background-color: rgba(255, 255, 255, 0.06);
  border-color: var(--border-subtle);
  color: var(--color-text);
}

.btn-ghost:hover {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: var(--border-strong);
}

.text-btn {
  background: none;
  border: none;
  padding: 0.25rem 0;
  font-family: inherit;
  font-size: inherit;
  color: var(--color-body);
  text-decoration: underline;
  text-underline-offset: 4px;
  cursor: pointer;
  transition: color 0.15s ease, text-decoration-thickness 0.15s ease;
}

.text-btn:hover {
  color: var(--color-text);
  text-decoration-thickness: 2px;
}

/* ============================================================================
   Hero Section (Seamless Top Blend Under Header, Zero Hard Bottom Border)
   ============================================================================ */
.hero {
  position: relative;
  overflow: clip;
  scroll-margin-top: 0;
  margin-block-start: -3.9rem;
  padding-block: calc(3.9rem + clamp(2.5rem, 4.8vw, 4rem)) clamp(2.1rem, 4vw, 3.2rem);
  background: radial-gradient(
    ellipse 76% 68% at 50% 4% var(--in-oklab),
    rgba(229, 9, 20, 0.22),
    rgba(229, 9, 20, 0.06) 46%,
    transparent 74%
  );
}

.hero-backdrop {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.hero-grid-glow {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(360px circle at var(--hx, 50%) var(--hy, 40%), black 0%, rgba(0, 0, 0, 0.25) 45%, transparent 80%);
  mask-image: radial-gradient(360px circle at var(--hx, 50%) var(--hy, 40%), black 0%, rgba(0, 0, 0, 0.25) 45%, transparent 80%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-inline-size: 48rem;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.34rem 0.92rem;
  border-radius: var(--radius-pill);
  background-color: var(--color-surface);
  border: 1px solid rgba(255, 255, 255, 0.14);
  font-size: 0.81rem;
  font-weight: 600;
  color: var(--color-body);
  margin-block-end: 1.3rem;
}

.hero-dot {
  inline-size: 0.48rem;
  block-size: 0.48rem;
  border-radius: 50%;
  background-color: var(--color-primary);
  box-shadow: 0 0 8px rgba(229, 9, 20, 0.85);
}

.hero-icon-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  inline-size: 7.4rem;
  block-size: 7.4rem;
  margin-block-end: 1.2rem;
  scale: 1;
}

.hero-orbit {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-block-start-color: rgba(229, 9, 20, 0.65);
  pointer-events: none;
  rotate: 0deg;
}

.hero-orbit::before {
  content: '';
  position: absolute;
  inset-block-start: -3px;
  inset-inline-start: 50%;
  inline-size: 6px;
  block-size: 6px;
  border-radius: 50%;
  transform: translateX(-50%);
  background-color: var(--color-primary);
  box-shadow: 0 0 10px var(--color-primary);
}

.hero-icon-glow {
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  background: radial-gradient(circle var(--in-oklab), rgba(229, 9, 20, 0.28), transparent 68%);
  pointer-events: none;
}

.hero-app-icon {
  position: relative;
  z-index: 2;
  inline-size: 5.25rem;
  block-size: 5.25rem;
  border-radius: 21px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.65);
  scale: 1;
  transition: scale 0.26s var(--ease-out-expo);
}

.hero-icon-wrap:hover .hero-app-icon {
  scale: 1.06;
}

.hero-title {
  font-size: clamp(2.05rem, 1.4rem + 2.4vw, 3.35rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.12;
  margin-block-end: 1rem;
}

.hero-title-accent {
  background: linear-gradient(100deg var(--in-oklch), #ffffff 15%, #ff8a90 85%, #e50914 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lead {
  font-size: clamp(0.96rem, 0.9rem + 0.3vw, 1.08rem);
  color: var(--color-muted);
  max-inline-size: 52ch;
  margin-inline: auto;
  margin-block-end: 1.65rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.85rem;
  margin-block-end: 1.1rem;
}

.hero-footnote {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.84rem;
  color: var(--color-muted);
}

@media (prefers-reduced-motion: no-preference) {
  @keyframes orbit-spin {
    to { rotate: 360deg; }
  }

  @keyframes hero-rise {
    from {
      opacity: 0;
      transform: translateY(16px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .hero-orbit {
    animation: orbit-spin 14s linear infinite;
  }

  .hero-stagger-1 { animation: hero-rise 0.5s var(--ease-out-expo) both 0.03s; }
  .hero-stagger-2 { animation: hero-rise 0.55s var(--ease-out-expo) both 0.08s; }
  .hero-stagger-3 { animation: hero-rise 0.55s var(--ease-out-expo) both 0.14s; }
  .hero-stagger-4 { animation: hero-rise 0.55s var(--ease-out-expo) both 0.2s; }
  .hero-stagger-5 { animation: hero-rise 0.55s var(--ease-out-expo) both 0.26s; }
  .hero-stagger-6 { animation: hero-rise 0.55s var(--ease-out-expo) both 0.32s; }
}

/* ============================================================================
   Single-Track Soft-Faded Feature Marquee + Pause Button (WCAG 2.2.2)
   ============================================================================ */
.marquee-band {
  padding-block: 0.75rem 1.2rem;
}

.marquee-shell {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.marquee-fade {
  flex: 1 1 auto;
  min-inline-size: 0;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
  mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
}

.marquee-track {
  display: flex;
  inline-size: max-content;
}

.marquee-group {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding-inline-end: 0.65rem;
}

.marquee-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.36rem 0.85rem;
  border-radius: var(--radius-pill);
  background-color: var(--color-surface);
  border: 1px solid rgba(255, 255, 255, 0.09);
  color: var(--color-body);
  font-size: 0.78rem;
  font-weight: 600;
  white-space: nowrap;
}

.marquee-chip i {
  inline-size: 0.38rem;
  block-size: 0.38rem;
  border-radius: 50%;
  background-color: var(--color-primary);
}

.marquee-toggle {
  flex-shrink: 0;
  min-block-size: 2rem;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-subtle);
  background-color: var(--color-surface);
  color: var(--color-muted);
  font-family: inherit;
  font-size: 0.74rem;
  font-weight: 600;
  cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease, background-color 0.15s ease;
}

.marquee-toggle:hover {
  color: var(--color-text);
  border-color: var(--border-strong);
  background-color: var(--color-surface-hover);
}

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: no-preference) {
  .marquee-track {
    animation: marquee-scroll 38s linear infinite;
  }
  .marquee-band:hover .marquee-track,
  .marquee-track.is-paused {
    animation-play-state: paused;
  }
}

@media (prefers-reduced-motion: reduce) {
  .marquee-fade {
    -webkit-mask-image: none;
    mask-image: none;
    overflow-x: auto;
  }
  .marquee-group[aria-hidden='true'],
  .marquee-toggle {
    display: none;
  }
}

/* ============================================================================
   Lightweight Scroll Reveal (Compositor Opacity + Translate Only)
   ============================================================================ */
@media (prefers-reduced-motion: no-preference) {
  @supports ((animation-timeline: view()) and (animation-range: entry)) {
    @keyframes scroll-reveal-up {
      entry 0% {
        opacity: 0;
        transform: translateY(18px);
      }
      cover 16% {
        opacity: 1;
        transform: translateY(0);
      }
    }

    .reveal-block,
    .reveal-card {
      animation: scroll-reveal-up auto linear both;
      animation-timeline: view(block);
      animation-range: entry 0% cover 16%;
    }
  }

  .js-reveal-pending .reveal-block:not(.is-visible),
  .js-reveal-pending .reveal-card:not(.is-visible) {
    opacity: 0;
    transform: translateY(16px);
  }

  .js-reveal-pending .reveal-block,
  .js-reveal-pending .reveal-card {
    transition: opacity 0.5s var(--ease-out-expo), transform 0.5s var(--ease-out-expo);
  }
}

/* Shared Section Headers */
.section {
  padding-block: var(--space-section);
}

.section-head {
  margin-block-end: 1.15rem;
}

.section-head-center {
  text-align: center;
  max-inline-size: 40rem;
  margin-inline: auto;
}

.eyebrow {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-primary);
  margin-block-end: 0.25rem;
}

.section-title {
  font-size: clamp(1.38rem, 1.1rem + 1.15vw, 1.95rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.16;
}

.section-desc {
  color: var(--color-muted);
  margin-block-start: 0.35rem;
  font-size: 0.9rem;
}

/* ============================================================================
   Interactive Multi-Screen Showcase (Compact Viewport Fit + Scoped VT)
   ============================================================================ */
.showcase-shell {
  max-inline-size: 40rem;
  margin-inline: auto;
}

.showcase-stage {
  background-color: rgba(14, 14, 14, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 0.55rem 0.65rem;
  box-shadow: 0 24px 52px rgba(0, 0, 0, 0.5);
  overflow: clip;
  contain: layout style paint;
  view-transition-scope: all;
}

.showcase-chrome {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.15rem 0.35rem 0.55rem;
}

.chrome-dots {
  display: inline-flex;
  align-items: center;
  gap: 0.34rem;
}

.chrome-dots span {
  inline-size: 0.52rem;
  block-size: 0.52rem;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.15);
}

.chrome-dots span:first-child {
  background-color: rgba(229, 9, 20, 0.75);
}

.chrome-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-muted);
}

.chrome-badge {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--color-muted);
  padding: 0.14rem 0.5rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.preview-zoom-trigger {
  position: relative;
  display: block;
  inline-size: 100%;
  border: none;
  padding: 0;
  background: #080808;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: zoom-in;
}

.preview-zoom-trigger img {
  inline-size: 100%;
  aspect-ratio: 1350 / 785;
  object-fit: cover;
  view-transition-name: showcase-image;
  scale: 1;
  transition: scale 0.35s var(--ease-out-expo);
}

.preview-zoom-trigger:hover img {
  scale: 1.015;
}

.zoom-hint {
  position: absolute;
  inset-inline-end: 0.75rem;
  inset-block-end: 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-pill);
  background-color: rgba(16, 16, 16, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.18);
  font-size: 0.76rem;
  font-weight: 600;
  color: #ffffff;
  pointer-events: none;
  opacity: 0;
  translate: 0px 4px;
  transition: opacity 0.2s ease, translate 0.2s var(--ease-out-expo);
}

.preview-zoom-trigger:hover .zoom-hint,
.preview-zoom-trigger:focus-visible .zoom-hint {
  opacity: 1;
  translate: 0px 0px;
}

@media (hover: none) {
  .zoom-hint {
    opacity: 1;
    translate: 0px 0px;
  }
}

.showcase-stage.is-switching #preview-img {
  opacity: 0.65;
  transition: opacity 0.14s ease;
}

@keyframes vt-slide-out-left {
  to {
    opacity: 0;
    transform: translateX(-22px) scale(0.97);
  }
}
@keyframes vt-slide-in-right {
  from {
    opacity: 0;
    transform: translateX(22px) scale(0.98);
  }
}
@keyframes vt-slide-out-right {
  to {
    opacity: 0;
    transform: translateX(22px) scale(0.97);
  }
}
@keyframes vt-slide-in-left {
  from {
    opacity: 0;
    transform: translateX(-22px) scale(0.98);
  }
}

[data-dir='next']::view-transition-old(showcase-image) {
  animation: vt-slide-out-left 240ms var(--ease-out-expo) both;
}
[data-dir='next']::view-transition-new(showcase-image) {
  animation: vt-slide-in-right 280ms var(--ease-out-expo) both;
}
[data-dir='prev']::view-transition-old(showcase-image) {
  animation: vt-slide-out-right 240ms var(--ease-out-expo) both;
}
[data-dir='prev']::view-transition-new(showcase-image) {
  animation: vt-slide-in-left 280ms var(--ease-out-expo) both;
}

@media (prefers-reduced-motion: reduce) {
  ::view-transition-group(*),
  ::view-transition-old(*),
  ::view-transition-new(*) {
    animation: none !important;
  }
}

.showcase-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.85rem;
  padding-block: 0.7rem 0.15rem;
  padding-inline: 0.3rem;
}

.showcase-meta {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  min-inline-size: 0;
}

.showcase-counter {
  flex-shrink: 0;
  font-size: 0.74rem;
  font-weight: 700;
  color: #ff6b72;
  background-color: rgba(229, 9, 20, 0.14);
  border: 1px solid rgba(229, 9, 20, 0.28);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
  font-variant-numeric: tabular-nums;
}

.preview-caption {
  font-size: 0.88rem;
  color: var(--color-body);
}

.showcase-controls {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-shrink: 0;
}

.icon-circle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  inline-size: 2.15rem;
  block-size: 2.15rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-subtle);
  background-color: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  scale: 1;
  transition: background-color 0.15s ease, border-color 0.15s ease, scale 0.18s var(--ease-out-expo);
}

.icon-circle-btn:hover {
  background-color: var(--color-surface-hover);
  border-color: var(--border-strong);
  scale: 1.07;
}

.icon-circle-btn:active {
  scale: 0.94;
}

.preview-thumbs {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.5rem;
  margin-block-start: 0.55rem;
}

.preview-thumb {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.28rem;
  background-color: var(--color-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--color-muted);
  font-family: inherit;
  font-size: 0.7rem;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  translate: 0px 0px;
  scale: 1;
  transition:
    border-color 0.18s ease,
    background-color 0.18s ease,
    color 0.18s ease,
    translate 0.2s var(--ease-out-expo),
    scale 0.18s ease-out;
}

.preview-thumb img {
  inline-size: 100%;
  aspect-ratio: 1350 / 785;
  object-fit: cover;
  border-radius: 6px;
}

.preview-thumb:hover {
  background-color: var(--color-surface-hover);
  color: var(--color-text);
  border-color: var(--border-strong);
  translate: 0px -2px;
}

.preview-thumb:active {
  scale: 0.97;
}

.preview-thumb.is-active {
  background-color: rgba(229, 9, 20, 0.14);
  border-color: var(--color-primary);
  color: var(--color-text);
  box-shadow: 0 6px 18px rgba(229, 9, 20, 0.2);
}

/* ============================================================================
   Hover Spotlight Effect (Zero 3D Matrix Overhead / Lightweight)
   ============================================================================ */
.interactive-surface {
  position: relative;
  overflow: hidden;
  contain: layout style paint;
  translate: 0px 0px;
}

@media (hover: hover) {
  .interactive-surface::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(
      300px circle at var(--mx, 50%) var(--my, 50%),
      rgba(229, 9, 20, 0.11),
      transparent 70%
    );
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.24s ease;
  }

  .interactive-surface:hover::before {
    opacity: 1;
  }
}

.interactive-surface > * {
  position: relative;
  z-index: 1;
}

/* Bento Grid (Borderless Flow on Continuous Dark Canvas) */
.bento-shell {
  padding-block: 0;
}

.bento-shell .section-head {
  margin-block-end: 1.25rem;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 0.8rem;
}

.bento-card {
  background-color: rgba(24, 24, 24, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.075);
  border-radius: var(--radius-lg);
  padding: 1.15rem 1.2rem;
  transition:
    border-color 0.2s ease,
    background-color 0.2s ease,
    translate 0.22s var(--ease-out-expo);
}

@media (prefers-reduced-motion: no-preference) {
  .bento-card:hover {
    border-color: var(--border-strong);
    background-color: var(--color-surface-hover);
    translate: 0px -3px;
  }
}

.bento-accent {
  background: linear-gradient(180deg var(--in-oklab), rgba(229, 9, 20, 0.09), var(--color-surface) 64%);
  border-color: rgba(229, 9, 20, 0.3);
}

.bento-accent:hover {
  border-color: rgba(229, 9, 20, 0.55);
}

.bento-span-7 { grid-column: span 7; }
.bento-span-5 { grid-column: span 5; }
.bento-span-4 { grid-column: span 4; }
.bento-span-12 { grid-column: span 12; }

.bento-wide-inner {
  display: flex;
  align-items: center;
  gap: 1.1rem;
}

.bento-wide-inner .card-icon {
  margin-block-end: 0;
  flex-shrink: 0;
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  inline-size: 2.05rem;
  block-size: 2.05rem;
  border-radius: 10px;
  background-color: rgba(229, 9, 20, 0.13);
  color: var(--color-primary);
  margin-block-end: 0.6rem;
  scale: 1;
  transition: scale 0.22s var(--ease-out-expo), background-color 0.2s ease;
}

.bento-card:hover .card-icon {
  scale: 1.07;
  background-color: rgba(229, 9, 20, 0.22);
}

.bento-card h3 {
  font-size: 0.96rem;
  font-weight: 700;
  margin-block-end: 0.25rem;
}

.bento-card p {
  font-size: 0.84rem;
  line-height: 1.48;
  color: var(--color-muted);
}

/* ============================================================================
   Download Section (Centered Single Setup .exe Card)
   ============================================================================ */
.download-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.35rem;
  max-inline-size: 29rem;
  margin-inline: auto;
}

.download-card {
  display: flex;
  flex-direction: column;
  background-color: rgba(24, 24, 24, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 1.65rem;
  transition:
    border-color 0.2s ease,
    background-color 0.2s ease,
    translate 0.22s var(--ease-out-expo);
}

@media (prefers-reduced-motion: no-preference) {
  .download-card:hover {
    translate: 0px -3px;
    border-color: var(--border-strong);
  }
}

.download-card-featured {
  border-color: rgba(229, 9, 20, 0.42);
  background: linear-gradient(180deg var(--in-oklab), rgba(229, 9, 20, 0.1), var(--color-surface) 56%);
}

.download-card-featured:hover {
  border-color: rgba(229, 9, 20, 0.68);
}

.dl-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-block-end: 1.1rem;
}

.dl-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  inline-size: 2.6rem;
  block-size: 2.6rem;
  border-radius: 12px;
  background-color: rgba(229, 9, 20, 0.14);
  color: var(--color-primary);
  margin-block-end: 0.9rem;
}

.dl-icon-muted {
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--color-text);
}

.tag {
  display: inline-block;
  font-size: 0.74rem;
  font-weight: 700;
  padding: 0.26rem 0.72rem;
  border-radius: var(--radius-pill);
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--color-body);
}

.tag-accent {
  background-color: rgba(229, 9, 20, 0.18);
  color: #ff6b72;
}

.dl-size {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-body);
}

.download-card h3 {
  font-size: 1.18rem;
  font-weight: 700;
  margin-block-end: 0.35rem;
}

.dl-filename {
  margin-block-end: 0.75rem;
}

.dl-desc {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin-block-end: 1.4rem;
  flex: 1 0 auto;
}

.download-footnote {
  text-align: center;
  margin-block-start: 1.4rem;
  font-size: 0.86rem;
  color: var(--color-muted);
}

/* ============================================================================
   Centered Native <details> FAQ
   ============================================================================ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  max-inline-size: 48rem;
  margin-inline: auto;
}

.faq-list details {
  background-color: rgba(24, 24, 24, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.faq-list details:hover {
  border-color: rgba(255, 255, 255, 0.18);
}

.faq-list details[open] {
  border-color: rgba(229, 9, 20, 0.42);
  background-color: var(--color-surface-hover);
}

.faq-list summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1.05rem 1.25rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text);
  cursor: pointer;
  user-select: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::before {
  content: '';
  inline-size: 1rem;
  block-size: 1rem;
  flex-shrink: 0;
  background-color: var(--color-muted);
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") no-repeat center / contain;
  rotate: -90deg;
}

@media (prefers-reduced-motion: no-preference) {
  .faq-list summary::before {
    transition: rotate 0.25s ease-out, background-color 0.18s ease;
    transition-timing-function:
      linear(0, 0.45 15%, 1.08 35%, 0.97 55%, 1.01 75%, 1),
      ease;
  }
}

.faq-list details[open] > summary::before {
  rotate: 0deg;
  background-color: var(--color-primary);
}

.faq-list details::details-content {
  overflow: clip;
  contain: layout;
}

@supports (interpolate-size: allow-keywords) {
  .faq-list details::details-content {
    interpolate-size: allow-keywords;
  }

  .faq-list details:not([open])::details-content {
    block-size: 0;
  }

  @media (prefers-reduced-motion: no-preference) {
    .faq-list details::details-content {
      transition: block-size 0.26s var(--ease-out-expo), content-visibility 0.26s ease;
      transition-behavior: allow-discrete;
    }
  }
}

.faq-answer {
  padding: 0 1.25rem 1.15rem 3.1rem;
  font-size: 0.91rem;
  color: var(--color-body);
}

.faq-answer p + p {
  margin-block-start: 0.55rem;
}

/* Seamless Footer & Watermark */
.site-footer {
  background: linear-gradient(to bottom var(--in-oklab), transparent, rgba(10, 10, 10, 0.85) 68%);
  padding-block: 2.5rem 2rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.footer-meta {
  font-size: 0.84rem;
  color: var(--color-muted);
  margin-block-start: 0.35rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem;
  font-size: 0.87rem;
  color: var(--color-muted);
}

.footer-links a {
  text-decoration: none;
  transition: color 0.15s ease;
}

.footer-links a:hover {
  color: var(--color-text);
}

.footer-watermark {
  position: relative;
  margin-block-start: 1.5rem;
  padding-block-start: 1.15rem;
  text-align: center;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  color: var(--color-muted);
}

.footer-watermark::before {
  content: '';
  position: absolute;
  inset-block-start: 0;
  inset-inline: 12%;
  block-size: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.footer-watermark strong {
  color: var(--color-text);
  font-weight: 700;
}

/* ============================================================================
   Top-Layer Animated Native <dialog> Modals (animate-to-from-top-layer)
   ============================================================================ */
.modal-dialog {
  margin: auto;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  background-color: var(--color-surface);
  color: var(--color-text);
  padding: 0;
  inline-size: min(92vw, 60rem);
  max-block-size: 90dvh;
  overflow: auto;
  contain: layout style paint;
  box-shadow: 0 28px 64px rgba(0, 0, 0, 0.78);
  opacity: 0;
  transition-property: opacity, transform, display, overlay;
  transition-duration: 0.24s;
  transition-timing-function: var(--ease-out-expo);
  transition-behavior: allow-discrete;

  @media (prefers-reduced-motion: no-preference) {
    transform: translateY(10px) scale(0.96);
  }
}

.modal-guide {
  inline-size: min(92vw, 34rem);
}

.modal-dialog::backdrop {
  background-color: rgba(0, 0, 0, 0);
  transition-property: background-color, display, overlay;
  transition-duration: 0.24s;
  transition-timing-function: ease-out;
  transition-behavior: allow-discrete;
}

.modal-dialog[open]:where(:not([data-closing])) {
  opacity: 1;

  @starting-style {
    opacity: 0;
  }

  @media (prefers-reduced-motion: no-preference) {
    transform: translateY(0) scale(1);

    @starting-style {
      transform: translateY(10px) scale(0.96);
    }
  }
}

.modal-dialog[open]:where(:not([data-closing]))::backdrop {
  background-color: rgba(0, 0, 0, 0.82);

  @starting-style {
    background-color: rgba(0, 0, 0, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .modal-dialog,
  .modal-dialog::backdrop {
    transition-duration: 0.1s;
  }
}

.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 1.25rem;
  border-block-end: 1px solid rgba(255, 255, 255, 0.08);
}

.modal-title {
  font-size: 1.02rem;
  font-weight: 700;
}

.icon-close-btn {
  inline-size: 2.2rem;
  block-size: 2.2rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-subtle);
  background-color: var(--color-bg);
  color: var(--color-text);
  font-size: 1.3rem;
  line-height: 1;
  cursor: pointer;
  rotate: 0deg;
  transition: border-color 0.15s ease, background-color 0.15s ease, rotate 0.2s var(--ease-out-expo);
}

.icon-close-btn:hover {
  border-color: var(--border-strong);
  background-color: var(--color-surface-hover);
  rotate: 90deg;
}

.lightbox-body {
  padding: 0.9rem;
  background-color: var(--color-bg-alt);
}

.lightbox-body img {
  inline-size: 100%;
  border-radius: var(--radius-sm);
}

.lightbox-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1.25rem 1.1rem;
}

.modal-caption {
  font-size: 0.9rem;
  color: var(--color-body);
}

.lightbox-nav {
  display: flex;
  gap: 0.55rem;
}

.guide-body {
  padding: 1.2rem 1.3rem 1.4rem;
  font-size: 0.92rem;
  color: var(--color-body);
}

.guide-body p + p {
  margin-block-start: 0.7rem;
}

.guide-steps {
  margin-block: 0.95rem;
  padding-inline-start: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.guide-code {
  display: block;
  margin-block-start: 0.7rem;
  padding: 0.8rem;
  background-color: var(--color-bg-alt);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  word-break: break-all;
}

/* ============================================================================
   Responsive Breakpoints
   ============================================================================ */
@media (max-width: 960px) {
  .preview-thumbs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .bento-span-7,
  .bento-span-5,
  .bento-span-4 {
    grid-column: span 6;
  }

  .download-grid {
    grid-template-columns: minmax(0, 1fr);
    max-inline-size: 32rem;
  }
}

@media (max-width: 680px) {
  .container {
    inline-size: min(100% - 1.75rem, 70rem);
  }

  .nav-links {
    display: none;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .showcase-chrome {
    padding-inline: 0.2rem;
  }

  .showcase-bar {
    flex-direction: column;
    align-items: flex-start;
  }

  .showcase-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
  }

  .preview-thumbs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bento-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .bento-span-7,
  .bento-span-5,
  .bento-span-4,
  .bento-span-12 {
    grid-column: span 1;
  }

  .bento-wide-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.8rem;
  }

  .faq-answer {
    padding-inline-start: 1.25rem;
  }
}

/* Windows Forced Colors Compatibility */
@media (forced-colors: active) {
  .site-header,
  .showcase-stage,
  .bento-shell,
  .bento-card,
  .download-card,
  .faq-list details,
  .modal-dialog {
    border: 1px solid CanvasText;
  }

  .hero-title-accent {
    background: none;
    color: CanvasText;
  }

  .faq-list summary::before {
    background-color: CanvasText;
  }
}