:root { --site-header-height:76px; }
html.home-snap { scroll-snap-type:y mandatory; scroll-padding-top:var(--site-header-height); scrollbar-width:none; }
html.home-snap::-webkit-scrollbar { display:none; }
html.home-snap .brand-hero,html.home-snap .product-demo { scroll-snap-align:start; }
html.home-snap .gazelle-site main { scroll-margin-top:0; }
html.home-snap .gazelle-site footer { scroll-snap-align:end; }
.gazelle-site .brand-stage { position:relative; isolation:isolate; max-width:1440px; margin-inline:auto; overflow-x:clip; }
body[data-site-view="features"] .intro-main { max-width:none; padding-left:0; padding-right:0; }
.gazelle-site .brand-ribbons { position:absolute; inset:0; display:block; width:100%; height:100%; transform:none; z-index:0; opacity:1; mask-image:linear-gradient(to right,transparent,#000 10%,#000 78%,transparent); pointer-events:none; user-select:none; }
.gazelle-site .brand-hero { position:relative; z-index:1; min-height:calc(100svh - var(--site-header-height)); box-sizing:border-box; padding:48px 0 100px; }
.brand-copy { max-width:46%; transform:translateY(-70px); }
.gazelle-site .brand-copy h1 { font-size:clamp(24px,4.8vw,64px); white-space:nowrap; letter-spacing:-.04em; margin-bottom:40px; }
.hero-art { position:absolute; right:0; top:50%; width:55%; max-width:680px; aspect-ratio:960 / 600; transform:translateY(-50%); }
.hero-ground-scene { position:absolute; left:-15%; bottom:-3%; width:130%; height:auto; mask-image:linear-gradient(to right,transparent,#000 18%,#000 82%,transparent),linear-gradient(to bottom,transparent,#000 28%,#000 70%,transparent 98%); mask-composite:intersect; pointer-events:none; user-select:none; }
.hero-interaction { perspective:900px; display:block; position:relative; width:100%; padding:0; border:0; border-radius:24px; background:transparent; cursor:pointer; line-height:0; touch-action:manipulation; -webkit-tap-highlight-color:transparent; }
.hero-art .hero-interaction { z-index:1; }
.hero-art .hero-mascot { position:static; display:block; width:100%; height:auto; margin:0; animation:none; transform-origin:55% 65%; transform:rotateX(var(--tilt-x,0deg)) rotateY(var(--tilt-y,0deg)); transition:transform .18s ease-out; }
/* Key the clean opaque source during rendering, avoiding generated white alpha fringes. */
.gazelle-site .hero-art .hero-mascot { filter:url(#mascot-clean-contour); }
:root[data-theme="dark"] .gazelle-site .hero-art .hero-mascot { filter:url(#mascot-clean-contour) drop-shadow(0 8px 20px #0004); }
.mascot-fallback { aspect-ratio:960 / 600; }
.mascot-fallback::before { content:""; position:absolute; left:31.03%; top:11.33%; width:37.94%; height:83.33%; background:url('branding/gazelle-airborne-leap-20261008.png') 4.45% 6.19% / 477% 231.67% no-repeat; }
.gazelle-site .windows-download { width:270px; max-width:100%; min-height:58px; padding:0 28px; border-radius:32px; font-size:17px; background:#1658ff; box-shadow:0 10px 24px #1658ff24; }
.gazelle-site .windows-download:hover { background:#0645e5; }
.gazelle-site .download-view .windows-download { width:216px; min-height:46px; padding:0 20px; font-size:14px; box-shadow:0 4px 12px #1658ff20; }
.download-view .windows-download .download-mark { width:17px; height:17px; margin-right:4px; }
.gazelle-site .windows-download:disabled { color:#fff; background:#1658ff; opacity:1; box-shadow:0 10px 24px #1658ff24; }
:root[data-theme="dark"] .gazelle-site .windows-download:disabled { color:#111; background:#e5e5e5; box-shadow:0 4px 16px #0003; }
:root[data-theme="dark"] .gazelle-site .windows-download { color:#111; background:#e5e5e5; box-shadow:0 4px 16px #0003; }
:root[data-theme="dark"] .gazelle-site .windows-download:hover { color:#111; background:#fff; box-shadow:0 6px 20px #0004; }
:root[data-theme="dark"] .gazelle-site .banner-viewport { background:#111; }
:root[data-theme="dark"] .gazelle-site .screenshot-frame { box-shadow:0 12px 32px #0003; }
.hero-art::before { content:""; position:absolute; bottom:-6%; left:-8%; width:116%; height:120px; border-radius:50%; background:radial-gradient(ellipse,#00000008,transparent 70%); filter:blur(12px); pointer-events:none; }
.hero-art::after { content:""; position:absolute; bottom:3.5%; left:22%; width:56%; height:6%; background:radial-gradient(ellipse at 15% 62%,#0008,transparent 12%),radial-gradient(ellipse at 34% 43%,#0006,transparent 11%),radial-gradient(ellipse at 74% 68%,#0008,transparent 12%),radial-gradient(ellipse at 85% 49%,#0007,transparent 11%),radial-gradient(ellipse,#0003,transparent 70%); pointer-events:none; }
.hero-interaction::before { content:""; position:absolute; inset:12%; border-radius:50%; background:radial-gradient(ellipse,#1658ff22,transparent 68%); opacity:0; transition:opacity .25s; pointer-events:none; }
.hero-interaction.interacting::before,.hero-art.is-jumping .hero-interaction::before { opacity:1; }
.hero-art::after { transform:scaleX(var(--shadow-scale,1)); opacity:var(--shadow-opacity,1); transform-origin:center; }
.story-scroll-hint { position:absolute; bottom:24px; left:50%; transform:translateX(-50%); display:flex; flex-direction:column; align-items:center; gap:8px; padding:8px 18px; color:var(--muted); font-size:13px; white-space:nowrap; border-radius:12px; }
.story-scroll-hint:hover { color:var(--blue); }
.explore-arrow { display:block; width:28px; height:28px; color:var(--blue); animation:explore-float 1.8s ease-in-out infinite; }
.gazelle-site .banner-arrow { display:grid; place-items:center; line-height:0; }
.banner-arrow svg { display:block; width:20px; height:20px; }
.gazelle-site .is-fading .banner-track { display:grid; transform:none; transition:none; }
.gazelle-site .is-fading .banner-slide { grid-area:1 / 1; opacity:0; pointer-events:none; transition:opacity .4s ease-in-out; }
.gazelle-site .is-fading .banner-slide[aria-hidden="false"] { opacity:1; pointer-events:auto; z-index:1; }
.gazelle-site .product-demo { position:relative; z-index:1; min-height:calc(100svh - var(--site-header-height)); box-sizing:border-box; padding:24px 0 100px; display:flex; flex-direction:column; justify-content:center; align-items:center; gap:16px; scroll-margin-top:0; max-width:none; margin:0; }
.gazelle-site .product-demo .screenshot-frame { width:min(100%,calc((100svh - var(--site-header-height) - 200px) * 1.7768)); margin:0; min-width:0; }
.gazelle-site .product-demo .banner-controls { width:100%; padding:0; }
.gazelle-site .brand-hero,.gazelle-site .product-demo { width:calc(100% - clamp(36px,6vw,64px)); max-width:1216px; margin-inline:auto; }
:root[data-theme="dark"] .gazelle-site .brand-ribbons { opacity:.65; filter:brightness(1.5); }
:root[data-theme="dark"] .hero-art::before { background:radial-gradient(ellipse,#ffffff08,transparent 70%); }
:root[data-theme="dark"] .hero-art::after { background:radial-gradient(ellipse at 15% 62%,#000d,transparent 13%),radial-gradient(ellipse at 34% 43%,#000b,transparent 12%),radial-gradient(ellipse at 74% 68%,#000d,transparent 13%),radial-gradient(ellipse at 85% 49%,#000c,transparent 12%),radial-gradient(ellipse,#0007,transparent 72%); }
:root[data-theme="dark"] .hero-ground-scene { opacity:.9; filter:grayscale(1) brightness(.48) contrast(.85); mix-blend-mode:luminosity; mask-image:linear-gradient(to right,transparent,#000 24%,#000 76%,transparent),linear-gradient(to bottom,transparent,#000 38%,#000 62%,transparent 96%); }
:root[data-theme="dark"] .hero-interaction::before { background:radial-gradient(ellipse,#ffffff16,transparent 68%); }
@keyframes explore-float { 0%,100% { transform:translateY(-3px); opacity:.65; } 50% { transform:translateY(7px); opacity:1; } }
@media(max-width:900px) { .brand-copy { max-width:48%; } }
@media(max-width:650px) {
  .gazelle-site .windows-download { width:230px; min-height:50px; padding:0 22px; font-size:15px; }
  .gazelle-site .brand-hero { display:flex; flex-direction:column; justify-content:center; align-items:stretch; padding:32px 0 100px; }
  .brand-copy { max-width:none; transform:translateY(-24px); }
  .gazelle-site .brand-copy h1 { font-size:clamp(22px,7.4vw,40px); margin-bottom:32px; }
  .hero-art { position:relative; top:auto; right:auto; width:100%; max-width:max(160px,calc((100svh - var(--site-header-height) - 290px) * 1.6)); align-self:center; margin:28px 0 0; transform:none; }
  .gazelle-site .product-demo .screenshot-frame { width:100%; }
  .gazelle-site .product-demo .banner-dots button { padding-left:8px; padding-right:8px; }
}
@media(prefers-reduced-motion:reduce) {
  .hero-art.is-jumping::after { animation:none; }
  .hero-art .hero-mascot { transform:none; transition:none; }
}