:root{
  /* lighter, clean base */
  --bg0:#fbfcfe;
  --bg1:#f2f6fb;

  --ink:#0b1326;
  --muted: rgba(11,19,38,0.62);

  --grid: rgba(11,19,38,0.05);

  /* classic-futuristic palette */
  --cyan: #2aa8ff;
  --teal: #43ffd3;
  --violet: #7a7cff;

  --planetA: rgba(70, 255, 220, 0.22);
  --planetB: rgba(42, 168, 255, 0.18);
  --planetC: rgba(122, 124, 255, 0.14);

  --stroke: rgba(11,19,38,0.14);

  --sans: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

*{ box-sizing:border-box; }

/* ✅ Prevent any horizontal overflow from ever scrolling the page */
html, body{
  height:100%;
  width:100%;
  overflow-x:hidden;
}

body{
  margin:0;
  color:var(--ink);
  font-family:var(--sans);
  background: linear-gradient(180deg, var(--bg0), var(--bg1));
  overflow-x:hidden;
}

/* Background layers */
.bg{
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:-1;
  overflow:hidden; /* ✅ Ensure fixed backgrounds cannot create scroll */
}

.bg__wash{
  position:absolute;
  inset:-2px;
  background:
    radial-gradient(900px 560px at 18% 20%, rgba(42,168,255,0.10), transparent 62%),
    radial-gradient(900px 620px at 82% 28%, rgba(67,255,211,0.08), transparent 64%),
    radial-gradient(900px 720px at 55% 100%, rgba(11,19,38,0.06), transparent 60%);
  transform: translateZ(0);
}

.bg__grid{
  position:absolute;
  inset:-2px;
  background-image:
    linear-gradient(to right, var(--grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid) 1px, transparent 1px);
  background-size: 96px 96px;
  opacity:0.55;
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.9), transparent 62%);
  transform: translateZ(0);
}

.bg__noise{
  position:absolute;
  inset:0;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)' opacity='.18'/%3E%3C/svg%3E");
  opacity:0.05;
  mix-blend-mode:multiply;
  transform: translateZ(0);
}

.bg__vignette{
  position:absolute;
  inset:0;
  background: radial-gradient(ellipse at center, transparent 46%, rgba(11,19,38,0.07) 100%);
  transform: translateZ(0);
}

/* Layout */
.frame{
  min-height:100vh;
  display:flex;
  flex-direction:column;

  width: min(1100px, 92vw);
  max-width: 100vw;

  margin:0 auto;
  padding: clamp(18px, 3.2vw, 34px) 0;

  overflow-x: clip;
}

.top{ flex:0 0 auto; }

.brand{
  margin:0;
  text-transform:uppercase;
  letter-spacing: 0.18em;
  font-weight:800;
  font-size: clamp(14px, 1.6vw, 18px);
  color: rgba(11,19,38,0.90);
}

/* Center stage */
.mid{
  flex:1 1 auto;
  display:grid;
  place-items:center;
  padding: clamp(22px, 4.5vw, 74px) 0;
  overflow-x: clip;
}

.scene{
  width: min(640px, 88vw);
  max-width: 100%;
  aspect-ratio: 1 / 1;
  display:grid;
  place-items:center;
  overflow: visible;
}

.cosmos{
  width: 100%;
  height: 100%;
  position: relative;
  display:grid;
  place-items:center;
  overflow: visible;
}

/* Orbit plane */
.orbit{
  position:absolute;
  width: 74%;
  height: 74%;
  border-radius: 999px;
  border: 1px solid rgba(11,19,38,0.12);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.65);
  opacity: 0.9;
  max-width: 100%;
  max-height: 100%;
}

/* Planet (smooth, no interior artifacts) */
.planet{
  width: 38%;
  aspect-ratio: 1/1;
  border-radius: 999px;
  position: relative;

  /* ✅ Smooth planet surface (no “lines” inside) */
  background:
    radial-gradient(140px 140px at 30% 28%, rgba(255,255,255,0.32), transparent 58%),
    radial-gradient(260px 260px at 55% 62%, rgba(67,255,211,0.18), transparent 62%),
    radial-gradient(260px 260px at 40% 38%, rgba(42,168,255,0.20), transparent 60%),
    linear-gradient(180deg, rgba(11,19,38,0.05), rgba(11,19,38,0.02));

  border: 1px solid rgba(11,19,38,0.16);

  box-shadow:
    0 40px 90px rgba(42,168,255,0.18),
    0 30px 70px rgba(11,19,38,0.10);

  overflow: visible;

  /* ✅ iOS/WebKit seam fix: feathered mask edge (no hard stop line) */
  -webkit-mask-image: radial-gradient(circle at 50% 50%,
    rgba(0,0,0,1) 69.2%,
    rgba(0,0,0,0.98) 69.9%,
    rgba(0,0,0,0) 71.2%
  );
          mask-image: radial-gradient(circle at 50% 50%,
    rgba(0,0,0,1) 69.2%,
    rgba(0,0,0,0.98) 69.9%,
    rgba(0,0,0,0) 71.2%
  );
  -webkit-mask-repeat: no-repeat;
          mask-repeat: no-repeat;
  -webkit-mask-size: 100% 100%;
          mask-size: 100% 100%;
  -webkit-mask-position: center;
          mask-position: center;

  filter:
    drop-shadow(0 0 22px rgba(42,168,255,0.44))
    drop-shadow(0 0 58px rgba(67,255,211,0.34))
    drop-shadow(0 0 96px rgba(122,124,255,0.18));

  transform: translateZ(0);
  will-change: transform, filter;
  isolation: isolate;
}

/* Outer halo layer (not clipped) */
.planet::before{
  content:"";
  position:absolute;
  inset:-48%;
  border-radius: 999px;
  background:
    radial-gradient(circle at 45% 45%, rgba(42,168,255,0.42), rgba(67,255,211,0.26), transparent 62%),
    radial-gradient(circle at 60% 60%, rgba(122,124,255,0.18), transparent 68%);
  filter: blur(18px);
  opacity: 1;
  z-index: -1;
  pointer-events:none;
  transform: translateZ(0);
}

/* Planet shimmer sweep */
.planet::after{
  content:"";
  position:absolute;
  inset:-40%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(42,168,255,0.45) 35%,
    rgba(67,255,211,0.40) 50%,
    rgba(122,124,255,0.30) 65%,
    transparent 100%
  );
  transform: translateX(-150%) rotate(-12deg);
  opacity: 0.9;
  pointer-events:none;
  mix-blend-mode: screen;
  transform: translateZ(0);
}

/* ✅ Remove internal “stuff” completely */
.planet__bands{ display:none; }
.planet__shade{ display:none; }

/* Keep inner glow subtle */
.planet__glow{
  position:absolute;
  inset:-35%;
  background:
    radial-gradient(
      circle at 45% 45%,
      rgba(42,168,255,0.16),
      rgba(67,255,211,0.10),
      transparent 62%
    );
  filter: blur(16px);
  opacity: 0.65;
  pointer-events:none;
}

/* Planet ring (simple + classic sci-fi) */
.ring{
  position:absolute;
  left: 50%;
  top: 55%;
  width: 160%;
  height: 40%;
  transform: translate(-50%, -50%) rotate(-16deg);
  border-radius: 999px;
  border: 2px solid rgba(42,168,255,0.18);
  box-shadow: 0 0 26px rgba(42,168,255,0.10);
  opacity: 0.8;
  pointer-events:none;
  transform: translateZ(0);
}

/* Back ring (sits behind planet) */
.ring--back{
  opacity: 0.45;
  border-color: rgba(11,19,38,0.10);
  box-shadow: none;
  filter: none;
  transform: translate(-50%, -50%) rotate(-16deg) scale(0.99);
  clip-path: inset(0 0 50% 0);
}

/* Front ring: clip top half so it feels like it crosses the planet */
.ring:not(.ring--back){
  clip-path: inset(50% 0 0 0);
}

/* Moon (blue ball) — smoother + cleaner */
.moon{
  position:absolute;
  width: 20px;
  height: 20px;
  border-radius: 999px;
  left: 50%;
  top: 50%;
  transform: translate(calc(-50% + 0px), calc(-50% - 0px));

  /* ✅ Super smooth moon gradient (no hard border line) */
  background:
    radial-gradient(circle at 32% 30%, rgba(255,255,255,0.55), transparent 52%),
    radial-gradient(circle at 55% 62%, rgba(42,168,255,0.28), transparent 62%),
    radial-gradient(circle at 50% 50%, rgba(67,255,211,0.14), rgba(11,19,38,0.06) 70%);

  border: none; /* ✅ removes the sharp ring/line */
  box-shadow:
    0 10px 24px rgba(11,19,38,0.10),
    0 0 18px rgba(42,168,255,0.14);
}

/* Tagline inside animation area — plain white */
.tagline{
  position:absolute;
  bottom: 12%;
  width: min(520px, 82vw);
  max-width: calc(100% - 24px);
  text-align:center;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(11,19,38,0.10);
  background: #ffffff;
  backdrop-filter: none;
  box-shadow: 0 20px 55px rgba(11,19,38,0.08);
  overflow:hidden;
}

.tagline__text{
  display:inline-block;
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: clamp(10px, 1.3vw, 12px);
  color: rgba(11,19,38,0.78);
  white-space: nowrap;
}

.tagline__scan{ display:none; }

/* Footer */
.bottom{ flex:0 0 auto; padding-top: 10px; }

.footer{
  margin:0;
  text-transform:uppercase;
  letter-spacing: 0.14em;
  font-family: var(--mono);
  font-size: clamp(10px, 1.1vw, 12px);
  color: var(--muted);
  text-align:center;
}

.footer__link{
  color: rgba(11, 19, 38, 0.623);
  text-decoration: none;
  border-bottom: 1px solid rgba(42,168,255,0.35);
  padding-bottom: 1px;
}

.footer__link:hover{
  border-bottom-color: rgba(67,255,211,0.55);
}

.footer__link:focus-visible{
  outline: 3px solid rgba(42,168,255,0.22);
  outline-offset: 4px;
  border-radius: 6px;
}

/* Responsive moon size a bit */
@media (max-width: 420px){
  .moon{ width: 16px; height: 16px; }
}

/* iOS/Small-screen ring fix: use masks instead of clip-path */
@media (max-width: 520px){
  .ring--back{
    clip-path: none;
    -webkit-mask-image: linear-gradient(
      to bottom,
      rgba(0,0,0,1) 0%,
      rgba(0,0,0,1) 50%,
      rgba(0,0,0,0) 50%,
      rgba(0,0,0,0) 100%
    );
            mask-image: linear-gradient(
      to bottom,
      rgba(0,0,0,1) 0%,
      rgba(0,0,0,1) 50%,
      rgba(0,0,0,0) 50%,
      rgba(0,0,0,0) 100%
    );
  }

  .ring:not(.ring--back){
    clip-path: none;
    -webkit-mask-image: linear-gradient(
      to bottom,
      rgba(0,0,0,0) 0%,
      rgba(0,0,0,0) 50%,
      rgba(0,0,0,1) 50%,
      rgba(0,0,0,1) 100%
    );
            mask-image: linear-gradient(
      to bottom,
      rgba(0,0,0,0) 0%,
      rgba(0,0,0,0) 50%,
      rgba(0,0,0,1) 50%,
      rgba(0,0,0,1) 100%
    );
  }

  /* iOS tends to look dimmer; slightly stronger glow */
  .planet{
    filter:
      drop-shadow(0 0 26px rgba(42,168,255,0.48))
      drop-shadow(0 0 64px rgba(67,255,211,0.38))
      drop-shadow(0 0 108px rgba(122,124,255,0.20));
  }
}

/* Motion preferences */
@media (prefers-reduced-motion: reduce){
  *{ animation:none !important; transition:none !important; }
}