html{scroll-behavior:smooth}

*{box-sizing:border-box}body{margin:0;font-family:'Inter',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,'Noto Sans','Apple Color Emoji','Segoe UI Emoji';color:#fff;background:#0b0b1a}

:root{
  --c1:#6a5cff; --c2:#1fd1f9; --c3:#ff7ecb; --c4:#8f7fff;
  --glass-bg:rgba(255,255,255,.08); --glass-stroke:rgba(255,255,255,.25);
}

.gradient-bg{position:fixed;inset:0;background:radial-gradient(1200px 600px at 20% 10%, rgba(106,92,255,.45), transparent),
  radial-gradient(1000px 500px at 80% 20%, rgba(31,209,249,.45), transparent),
  radial-gradient(900px 500px at 60% 80%, rgba(255,126,203,.35), transparent),
  linear-gradient(135deg,#1a1440 0%,#0b0b1a 60%,#0b0b1a 100%);background-size:180% 180%,160% 160%,140% 140%,110% 110%;background-position:10% 10%,90% 0%,0% 90%,50% 50%;filter:saturate(110%) hue-rotate(0deg);animation:bg-pan 22s ease-in-out infinite alternate, hue 48s linear infinite;will-change:transform}
.noise{position:absolute;inset:0;background-image:url('https://grainy-gradients.vercel.app/noise.svg');opacity:.04}
.blob{position:absolute;filter:blur(40px);opacity:.7;will-change:transform;backface-visibility:hidden;transform:translateZ(0)}
.b1{width:40vw;height:40vw;background:conic-gradient(from 180deg,var(--c1),var(--c2));left:-8vw;top:-8vw;animation:float 9s ease-in-out infinite;animation-delay:-1s}
.b2{width:36vw;height:36vw;background:conic-gradient(from 60deg,var(--c3),var(--c2));right:-10vw;top:-6vw;animation:float 8s ease-in-out infinite reverse;animation-delay:-1.5s}
.b3{width:30vw;height:30vw;background:conic-gradient(from 240deg,var(--c1),var(--c3));right:8vw;bottom:-10vw;animation:float 9s ease-in-out infinite;animation-delay:-2s}
@keyframes float{0%{transform:translate(0,0) scale(1)}25%{transform:translate(6px,-16px) scale(1.01)}50%{transform:translate(0,-40px) scale(1.02)}75%{transform:translate(-6px,-20px) scale(1.01)}100%{transform:translate(0,0) scale(1)}}
@keyframes hue{0%{filter:hue-rotate(0deg)}100%{filter:hue-rotate(360deg)}}
@keyframes bg-pan{0%{background-position:0% 0%,100% 0%,0% 100%,50% 50%}50%{background-position:50% 20%,80% 10%,20% 80%,50% 50%}100%{background-position:100% 40%,60% 20%,40% 60%,50% 50%}}
@keyframes bg-drift{0%{transform:translate3d(0,0,0)}50%{transform:translate3d(-1.2vw,-0.6vh,0)}100%{transform:translate3d(1.2vw,0.6vh,0)}}

.nav{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;padding:20px 40px}
.nav .logo{display:flex;align-items:center;letter-spacing:.5px}
.logo-img{height:58px;width:auto;display:block}
@media (max-width:980px){.logo-img{height:40px}}
@media (max-width:640px){.logo-img{height:32px}}
@media (max-width:480px){.logo-img{height:28px}}
.nav nav a{color:#e8e8ff;margin-right:22px;text-decoration:none;opacity:.9}
.nav .actions .btn{margin-left:10px}

.hero{position:relative;z-index:2;max-width:1800px;margin:0 auto;padding:60px 24px;text-align:center}
.hero h1{font-size:52px;line-height:1.1;margin:18px 0 12px;background:linear-gradient(90deg,#fff,#d7d7ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.title-with-badge{position:relative;display:inline-block}
.version-badge{position:absolute;top:-8px;right:-60px;font-size:14px;font-weight:600;padding:4px 10px;border-radius:999px;background:linear-gradient(135deg,var(--c1),var(--c2));color:#fff;box-shadow:0 4px 12px rgba(106,92,255,.4);white-space:nowrap;animation:badge-glow 2s ease-in-out infinite}
@keyframes badge-glow{0%,100%{box-shadow:0 4px 12px rgba(106,92,255,.4)}50%{box-shadow:0 4px 20px rgba(106,92,255,.6)}}
@media (max-width:640px){.version-badge{font-size:11px;padding:3px 8px;right:-48px;top:-6px}}
.subtitle{font-size:18px;opacity:.9;margin-bottom:22px}
.cta{display:flex;gap:14px;justify-content:center;margin-bottom:36px}

.btn{border:none;border-radius:999px;padding:10px 18px;font-weight:600;cursor:pointer;text-decoration:none;display:inline-block}
.btn.primary{background:linear-gradient(90deg,var(--c1),var(--c2));color:#fff;box-shadow:0 10px 30px rgba(106,92,255,.35)}
.btn.white{background:#fff;color:#1a1440}
.btn.ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.35)}
.btn.lg{padding:14px 22px;font-size:16px}

.mockup{margin-top:26px;padding:18px}
.toolbar{height:48px;background:var(--glass-bg);/* backdrop-filter:blur(10px); */border:1px solid var(--glass-stroke);border-radius:18px 18px 0 0}
.canvas{display:grid;grid-template-columns:260px 1fr 260px;gap:22px;align-items:center;background:var(--glass-bg);/* backdrop-filter:blur(10px); */border:1px solid var(--glass-stroke);border-top:none;border-radius:0 0 18px 18px;padding:24px}
.sidebar{color:#f0f0ff;opacity:.9}
.sidebar.left .chip{background:linear-gradient(90deg,#4db8ff,#6a5cff);}
.sidebar.right .chip{background:linear-gradient(90deg,#ff7ecb,#ffb0d6);}
.chip{display:inline-block;color:#fff;padding:8px 12px;border-radius:999px;font-size:12px;margin-bottom:12px}
.chip.pink{background:linear-gradient(90deg,#ff7ecb,#ffb0d6);}
.sidebar ul{list-style:none;padding:0;margin:0}
.sidebar li{padding:8px 0;border-bottom:1px dashed rgba(255,255,255,.15)}

.boards{display:flex;gap:24px;justify-content:flex-start;padding:0 8px}
.card{width:300px;height:480px;border-radius:26px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.06);box-shadow:0 20px 50px rgba(0,0,0,.35);position:relative;overflow:hidden}
/* Keep only the first card visible */
.boards .card:not(:first-child){display:none}

.tabbar{position:absolute;top:12px;left:12px;background:rgba(0,0,0,.2);border-radius:12px;padding:6px 8px;display:flex;gap:8px}
.tab{color:#ddd;font-size:12px;opacity:.8}
.tab.active{color:#fff;font-weight:700}
.phone-screen{position:absolute;inset:60px 20px 20px;border-radius:22px;overflow:hidden}
.phone-screen .screen-img{width:100%;height:100%;object-fit:cover;border-radius:inherit;display:block}
/* image screen replaces gradient background for purple variant */
.phone-screen.purple{background:transparent}
.phone-screen.lilac{background:linear-gradient(160deg,#c7a8ff,#a88bff)}

/* Right sidebar: center a small rounded square */
.sidebar.right{display:flex;align-items:center;justify-content:center;width:100%;height:100%;padding:0}
.sidebar.right .mini-square{width:120px;height:120px;border-radius:16px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);box-shadow:0 10px 30px rgba(0,0,0,.35);margin:0;position:relative;overflow:hidden}
/* inner tiny screen inside the right mini card */
.sidebar.right .mini-square .mini-screen{position:absolute;inset:10px;border-radius:12px;overflow:hidden;background:linear-gradient(160deg, rgba(200,200,255,.30), rgba(160,160,220,.25));/* backdrop-filter:blur(2px); */will-change:transform}
.sidebar.right .mini-square .mini-screen .mini-img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;display:block;z-index:1}

/* Changelog card styles */
.changelog-card{width:100%;max-width:280px;background:rgba(255,255,255,.08);border:1px solid var(--glass-stroke);border-radius:16px;padding:16px;box-shadow:0 10px 30px rgba(0,0,0,.35);max-height:420px;overflow:hidden;display:flex;flex-direction:column;margin-right:20px}
.changelog-content{overflow-y:auto;flex:1;padding-right:4px;margin-top:4px}
.changelog-content::-webkit-scrollbar{width:4px}
.changelog-content::-webkit-scrollbar-track{background:rgba(255,255,255,.05);border-radius:2px}
.changelog-content::-webkit-scrollbar-thumb{background:rgba(255,255,255,.2);border-radius:2px}
.changelog-content::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,.3)}
.changelog-item{margin-bottom:16px;padding-bottom:14px;border-bottom:1px dashed rgba(255,255,255,.1)}
.changelog-item:last-child{border-bottom:none;margin-bottom:0}
.changelog-version{font-weight:700;font-size:13px;color:var(--c2);margin-bottom:4px}
.changelog-date{font-size:11px;color:rgba(255,255,255,.5);margin-bottom:8px}
.changelog-list{list-style:none;padding:0;margin:0}
.changelog-list li{font-size:12px;color:rgba(255,255,255,.8);padding:4px 0 4px 14px;position:relative;line-height:1.4}
.changelog-list li::before{content:'•';position:absolute;left:0;color:var(--c1);font-weight:700}


.footer{max-width:1100px;margin:40px auto 60px;text-align:center;opacity:.7}

/* Videos row */
.videos{max-width:1600px;margin:48px auto 0;padding:0 24px}
.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;will-change:transform}
.video-card{border-radius:18px;border:1px solid var(--glass-stroke);background:var(--glass-bg);/* backdrop-filter:blur(10px); */box-shadow:0 20px 50px rgba(0,0,0,.35);position:relative;overflow:hidden;aspect-ratio:16/9;transform:translateZ(0)}
.video-embed iframe{position:absolute;inset:0;width:100%;height:100%;border:0;border-radius:inherit;contain:layout paint style}

/* posters for videos (click-to-load) */
.video-poster{all:unset;display:block;width:100%;height:100%;cursor:pointer;position:absolute;inset:0;border-radius:inherit}
.video-poster::before,.video-poster::after{display:none}
.poster-screen{position:absolute;inset:12px;border-radius:16px;background:linear-gradient(160deg, rgba(200,200,255,.30), rgba(160,160,220,.25));box-shadow:inset 0 0 0 1px var(--glass-stroke), 0 10px 30px rgba(0,0,0,.25)}
.video-poster:hover .poster-screen{transform:translateY(-1px);transition:transform .25s ease}

/* Douyin cover: show full image (no zoom/crop) */
.video-link.douyin .poster-screen{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  display:block;
  object-fit:contain;
  background:none;
  box-shadow:none;
  border-radius:inherit;
}


/* First card: responsive 16:9 (even bigger) */
.boards .card:first-child{width:min(98%, 1600px);aspect-ratio:16/9;height:auto}
/* keep previous responsive insets */
.boards .card:first-child .phone-screen{inset:clamp(40px,6.5%,76px) clamp(14px,2%,28px) clamp(4px,1.5%,24px) clamp(14px,2%,28px);border-radius:clamp(16px,3%,22px);overflow:hidden}
.boards .card:first-child .phone-screen .screen-img{transform:scale(1);will-change:transform;object-position:center}

@media (max-width:980px){
  .canvas{grid-template-columns:1fr;}
  .sidebar{display:none}
}

/* Respect reduced motion preferences and provide low-motion mode */
@media (prefers-reduced-motion: reduce){
  *, *::before, *::after{animation:none !important;transition:none !important}
}

/* Download stats beautify */
.download-stats{display:flex;justify-content:center;margin:8px 0 0}
.download-pill{display:inline-flex;align-items:center;gap:10px;padding:8px 14px;border-radius:999px;background:rgba(255,255,255,.10);border:1px solid var(--glass-stroke);box-shadow:0 10px 30px rgba(0,0,0,.25), inset 0 0 0 1px rgba(255,255,255,.06)}
.download-icon{color:#cfe3ff;opacity:.95;filter:drop-shadow(0 2px 6px rgba(106,92,255,.35))}
.download-text{opacity:.85;font-size:14px}
.download-count{font-weight:800;letter-spacing:.5px;font-size:16px;background:linear-gradient(90deg,var(--c1),var(--c2));-webkit-background-clip:text;background-clip:text;color:transparent;text-shadow:0 0 20px rgba(106,92,255,.35)}
@keyframes bump{0%{transform:scale(1)}35%{transform:scale(1.08)}100%{transform:scale(1)}}
.download-count.bump{animation:bump .35s ease}