:root {
  --bg: #05070b;
  --bg-2: #0a0e15;
  --panel: rgba(255, 255, 255, 0.045);
  --panel-2: rgba(255, 255, 255, 0.07);
  --border: rgba(255, 255, 255, 0.09);
  --amber: #f59e0b;
  --amber-soft: #fbbf24;
  --cyan: #22d3ee;
  --text: #f2f5f9;
  --muted: #93a1b5;
  --radius: 16px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.55);
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

html { scroll-behavior: smooth; }

body {
  background:
    radial-gradient(1100px 620px at 78% -8%, rgba(245, 158, 11, 0.10), transparent 62%),
    radial-gradient(900px 520px at 8% 4%, rgba(34, 211, 238, 0.09), transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, sans-serif;
  min-height: 100vh;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.grain {
  position: fixed; inset: 0; pointer-events: none; z-index: 9; opacity: 0.035;
  background-image: repeating-linear-gradient(0deg, #fff 0 1px, transparent 1px 2px);
  mix-blend-mode: overlay;
}

.mono { font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 0.86em; }

.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px clamp(16px, 4vw, 40px);
  background: rgba(5, 7, 11, 0.72);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.brand { display: flex; align-items: center; gap: 13px; }

.mark {
  width: 30px; height: 30px; border-radius: 50%; flex: none;
  background: radial-gradient(circle at 34% 30%, #fff 0 6%, var(--amber-soft) 22%, rgba(245, 158, 11, 0.35) 52%, transparent 72%);
  box-shadow: 0 0 22px rgba(245, 158, 11, 0.45), inset 0 0 10px rgba(34, 211, 238, 0.4);
}

.topbar h1 { font-size: clamp(0.98rem, 1.6vw, 1.14rem); font-weight: 600; letter-spacing: -0.01em; }
.topbar p { font-size: 0.76rem; color: var(--muted); }

.topbar-meta { display: flex; gap: 8px; align-items: center; }

.pill {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 6px 12px; border: 1px solid var(--border); border-radius: 999px;
  background: var(--panel); font-size: 0.74rem; color: var(--muted); white-space: nowrap;
}
.pill svg { width: 14px; height: 14px; color: var(--amber); }

.layout {
  display: grid; grid-template-columns: minmax(300px, 400px) minmax(320px, 1fr);
  gap: clamp(20px, 3vw, 40px); align-items: start;
  padding: clamp(22px, 4vw, 44px) clamp(16px, 4vw, 40px) 8px;
  max-width: 1240px; margin: 0 auto;
}

.phone-col { display: flex; flex-direction: column; gap: 14px; }

.phone {
  position: relative; aspect-ratio: 9 / 16; width: 100%;
  border-radius: 30px; padding: 9px;
  background: linear-gradient(160deg, #262c37, #0b0f16 46%, #1b2129);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.phone-notch {
  position: absolute; top: 15px; left: 50%; transform: translateX(-50%);
  width: 74px; height: 6px; border-radius: 99px; background: rgba(0, 0, 0, 0.75); z-index: 6;
}

.stage {
  position: relative; height: 100%; width: 100%; overflow: hidden;
  border-radius: 24px; background: #000;
  transform-style: preserve-3d;
}

.plate {
  position: absolute; inset: 0;
  background:
    radial-gradient(120% 70% at 50% 42%, rgba(255, 255, 255, 0.07), transparent 60%),
    linear-gradient(180deg, #010204 0%, #05070c 58%, #090c12 100%);
}

.floor-glow {
  position: absolute; left: 50%; bottom: 6%; transform: translateX(-50%);
  width: 88%; height: 34%; border-radius: 50%; filter: blur(26px);
  background: radial-gradient(ellipse at center, rgba(245, 158, 11, 0.28), rgba(34, 211, 238, 0.12) 46%, transparent 74%);
  opacity: 0.85;
}

.fruit {
  position: absolute; left: 50%; top: 46%;
  width: 56%; aspect-ratio: 1 / 1.06;
  margin: -28% 0 0 -28%;
  border-radius: 50% 50% 46% 46% / 54% 54% 46% 46%;
  background:
    radial-gradient(circle at 36% 26%, rgba(255, 255, 255, 0.55) 0 2%, rgba(255, 255, 255, 0.12) 9%, transparent 26%),
    radial-gradient(circle at 62% 70%, rgba(34, 211, 238, 0.34), transparent 52%),
    radial-gradient(circle at 44% 46%, rgba(245, 158, 11, 0.42), transparent 62%),
    linear-gradient(155deg, rgba(180, 210, 235, 0.30), rgba(20, 28, 40, 0.72) 52%, rgba(120, 160, 200, 0.22));
  border: 1px solid rgba(210, 230, 255, 0.35);
  box-shadow:
    inset -14px -18px 40px rgba(0, 0, 0, 0.55),
    inset 10px 12px 30px rgba(255, 255, 255, 0.14),
    0 0 60px rgba(245, 158, 11, 0.3),
    0 26px 60px rgba(0, 0, 0, 0.8);
  will-change: transform, filter;
}

.ring, .sheen, .crack, .bead, .slice-left { position: absolute; display: block; }

.ring {
  left: 50%; top: 50%; border-radius: 50%;
  transform: translate(-50%, -50%) scale(var(--rs, 0.9));
  opacity: var(--ringA, 0);
  border: 1px solid rgba(255, 236, 200, 0.5);
  box-shadow: 0 0 16px rgba(245, 158, 11, 0.6), inset 0 0 18px rgba(245, 158, 11, 0.35);
  filter: blur(0.4px);
  transition: opacity 260ms linear;
}
.r1 { width: 78%; height: 78%; --rs: 1; }
.r2 { width: 56%; height: 56%; border-color: rgba(190, 240, 255, 0.5); box-shadow: 0 0 16px rgba(34, 211, 238, 0.6); }
.r3 { width: 32%; height: 32%; border-color: rgba(255, 255, 255, 0.65); }

.sheen {
  inset: 0; border-radius: inherit; overflow: hidden;
  background: linear-gradient(112deg, transparent 34%, rgba(255, 255, 255, 0.16) 44%, transparent 52%);
  opacity: var(--sheenA, 0.5);
}

.crack {
  left: 50%; top: 22%; width: 1.5px; height: 46%;
  transform-origin: 50% 0; transform: rotate(7deg) scaleY(var(--crackY, 0));
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(255, 214, 140, 0.75) 40%, rgba(34, 211, 238, 0.75));
  box-shadow: 0 0 10px rgba(255, 230, 180, 0.9), 0 0 26px rgba(34, 211, 238, 0.5);
  opacity: var(--crackA, 0);
}

.bead {
  left: 52%; top: 60%; width: 9px; height: 11px; border-radius: 50% 50% 60% 60% / 40% 40% 62% 62%;
  background: radial-gradient(circle at 34% 28%, rgba(255, 255, 255, 0.95), rgba(255, 226, 178, 0.8) 42%, rgba(245, 158, 11, 0.5));
  box-shadow: 0 0 12px rgba(255, 226, 178, 0.7);
  transform: translateY(var(--beadY, 0px)) scale(var(--beadS, 0.4));
  opacity: var(--beadA, 0);
}

.slice-left {
  left: 4%; top: 26%; width: 46%; height: 54%;
  border-radius: 48% 12% 12% 48% / 50% 14% 14% 50%;
  background: linear-gradient(90deg, rgba(150, 190, 225, 0.16), rgba(255, 226, 178, 0.34) 58%, rgba(34, 211, 238, 0.28));
  border: 1px solid rgba(255, 235, 200, 0.32);
  box-shadow: inset -6px 0 20px rgba(255, 200, 120, 0.28), 0 0 30px rgba(245, 158, 11, 0.25);
  transform: translateX(var(--sliceX, 0px)) rotate(var(--sliceR, 0deg));
  opacity: var(--sliceA, 0);
}

.knife {
  position: absolute; right: 12%; top: -6%; width: 8.5%; height: 46%;
  border-radius: 3px 3px 40% 40%;
  background: linear-gradient(96deg, #4a5568 0 18%, #cfd8e3 38%, #f4f7fb 48%, #8f9bab 66%, #39424f 100%);
  box-shadow: 0 0 22px rgba(0, 0, 0, 0.7), 0 0 40px rgba(200, 225, 255, 0.18);
  transform: translateY(var(--knifeY, 0px)) rotate(var(--knifeR, 8deg));
  transform-origin: 50% 100%;
  opacity: var(--knifeA, 0.95);
}

.vignette {
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(120% 88% at 50% 46%, transparent 40%, rgba(0, 0, 0, 0.62) 82%, rgba(0, 0, 0, 0.92) 100%);
}

.safe { position: absolute; inset: 0; opacity: 0; transition: opacity 220ms var(--ease); }
.safe.show { opacity: 1; }
.safe-line { position: absolute; left: 6%; right: 6%; border-top: 1px dashed rgba(34, 211, 238, 0.55); }
.safe-line.top { top: 8%; }
.safe-line.bottom { bottom: 22%; }
.safe-tag, .hook-tag {
  position: absolute; font-family: "JetBrains Mono", monospace; font-size: 0.58rem;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--cyan);
}
.safe-tag { left: 6%; top: 8%; transform: translateY(-115%); }
.hook-tag { right: 6%; bottom: 22%; transform: translateY(8px); color: var(--amber); }

.hud {
  position: absolute; left: 12px; right: 12px; bottom: 12px;
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 8px 11px; border-radius: 12px;
  background: rgba(4, 6, 10, 0.62); backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  font-family: "JetBrains Mono", monospace; font-size: 0.62rem;
}
.hud .beat { color: var(--amber-soft); letter-spacing: 0.08em; white-space: nowrap; }
.hud .cue { color: var(--muted); text-align: right; }

.transport { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; gap: 7px; cursor: pointer;
  padding: 9px 13px; border-radius: 11px; font-size: 0.8rem; font-weight: 500;
  color: var(--text); background: var(--panel); border: 1px solid var(--border);
  transition: transform 200ms var(--ease), background 200ms var(--ease), box-shadow 200ms var(--ease);
}
.btn svg { width: 15px; height: 15px; }
.btn:hover { transform: translateY(-2px); background: var(--panel-2); box-shadow: 0 10px 26px rgba(0, 0, 0, 0.45); }
.btn:focus-visible, .loop input:focus-visible, #scrub:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; }
.btn.primary {
  background: linear-gradient(120deg, rgba(245, 158, 11, 0.92), rgba(251, 191, 36, 0.78));
  color: #14100a; border-color: rgba(255, 220, 150, 0.5); font-weight: 600;
}

.loop { display: inline-flex; align-items: center; gap: 6px; font-size: 0.78rem; color: var(--muted); cursor: pointer; }
.loop svg { width: 14px; height: 14px; }
.loop input { accent-color: var(--amber); cursor: pointer; }

#scrub {
  width: 100%; appearance: none; height: 5px; border-radius: 99px; cursor: pointer;
  background: linear-gradient(90deg, var(--amber) 0 var(--p, 0%), rgba(255, 255, 255, 0.12) var(--p, 0%) 100%);
}
#scrub::-webkit-slider-thumb {
  appearance: none; width: 14px; height: 14px; border-radius: 50%;
  background: #fff; border: 2px solid var(--amber); box-shadow: 0 0 12px rgba(245, 158, 11, 0.7);
}
#scrub::-moz-range-thumb { width: 12px; height: 12px; border: 2px solid var(--amber); background: #fff; border-radius: 50%; }

.hint { font-size: 0.72rem; color: var(--muted); }

.info-col { display: flex; flex-direction: column; gap: 16px; }

.card {
  padding: 20px 22px; border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.028));
  backdrop-filter: blur(12px); border: 1px solid var(--border); box-shadow: var(--shadow);
}
.card h2 {
  display: flex; align-items: center; gap: 9px;
  font-size: 0.82rem; font-weight: 600; letter-spacing: 0.07em; text-transform: uppercase;
  color: var(--text); margin-bottom: 14px;
}
.card h2 svg { width: 16px; height: 16px; color: var(--amber); }

.beats { list-style: none; display: flex; flex-direction: column; gap: 6px; }
.beats li {
  position: relative; padding: 11px 13px 11px 15px; border-radius: 11px;
  border: 1px solid transparent; transition: background 220ms var(--ease), border-color 220ms var(--ease), transform 220ms var(--ease);
}
.beats li.active {
  background: rgba(245, 158, 11, 0.09); border-color: rgba(245, 158, 11, 0.32); transform: translateX(3px);
}
.beats b { font-size: 0.88rem; font-weight: 600; }
.beats .t { float: right; font-family: "JetBrains Mono", monospace; font-size: 0.7rem; color: var(--muted); }
.beats em { display: block; font-style: normal; font-size: 0.82rem; color: var(--muted); margin-top: 4px; }
.beats .cues { display: block; margin-top: 7px; font-size: 0.72rem; color: rgba(147, 161, 181, 0.85); }
.beats mark { background: rgba(34, 211, 238, 0.16); color: var(--cyan); padding: 1px 5px; border-radius: 5px; }

.spec { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 10px 22px; }
.spec div { display: flex; justify-content: space-between; gap: 12px; padding: 7px 0; border-bottom: 1px dashed rgba(255, 255, 255, 0.07); }
.spec dt { font-size: 0.76rem; color: var(--muted); }
.spec dd { font-family: "JetBrains Mono", monospace; font-size: 0.74rem; }

.card.accent { border-color: rgba(34, 211, 238, 0.24); background: linear-gradient(180deg, rgba(34, 211, 238, 0.08), rgba(255, 255, 255, 0.02)); }
.card.accent h2 svg { color: var(--cyan); }
.card.accent p { font-size: 0.86rem; color: #cfd9e6; }

.foot { padding: 22px clamp(16px, 4vw, 40px) 44px; text-align: center; font-size: 0.74rem; color: var(--muted); }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}
.topbar { animation: fadeUp 500ms var(--ease) both; }
.phone-col { animation: fadeUp 620ms var(--ease) both; }
.card { animation: fadeUp 620ms var(--ease) both; }
.card:nth-child(2) { animation-delay: 90ms; }
.card:nth-child(3) { animation-delay: 170ms; }

@keyframes tapRing {
  0% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.55); }
  100% { box-shadow: 0 0 0 22px rgba(34, 211, 238, 0); }
}
.stage.tap .fruit { animation: tapRing 600ms ease-out; }

@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .phone { max-width: 340px; margin: 0 auto; }
  .phone-col { align-items: center; }
  .transport, #scrub, .hint { width: 100%; max-width: 420px; }
  .transport { justify-content: center; }
}

@media (max-width: 420px) {
  .topbar { flex-direction: column; align-items: flex-start; gap: 8px; }
  .topbar p { font-size: 0.7rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 60ms !important; }
  .stage.tap .fruit { animation: none; }
}