:root {
  --yes: #0ecb81;
  --no: #ff4d4f;
  --ink: #fff;
  --dim: rgba(255, 255, 255, 0.62);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body, #root {
  height: 100%;
  margin: 0;
  background: #000;
  color: var(--ink);
  font-family: Inter, system-ui, -apple-system, sans-serif;
  overscroll-behavior: none;
}

.app { height: 100dvh; position: relative; }

.hud {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 14px 16px;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.75), transparent);
  pointer-events: none;
}

.brand strong { display: block; font-size: 17px; font-weight: 800; letter-spacing: -0.02em; }
.brand span { font-size: 11px; color: var(--dim); }

.wallet { text-align: right; }
.wallet .cash { display: block; font-size: 22px; font-weight: 800; letter-spacing: -0.02em; }
.wallet .rec { font-size: 11px; color: var(--dim); }

.feed {
  height: 100dvh;
  overflow-y: scroll;
  scroll-snap-type: y mandatory;
  scrollbar-width: none;
}

.feed::-webkit-scrollbar { display: none; }

.slot {
  height: 100dvh;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.card {
  position: relative;
  height: 100%;
  overflow: hidden;
  background: #000;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.card.empty {
  align-items: center;
  justify-content: center;
  color: var(--dim);
  padding: 24px;
  text-align: center;
}

.bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #000;
}

.scrim {
  position: absolute;
  inset: 40% 0 0 0;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.55) 45%, rgba(0, 0, 0, 0.92));
  pointer-events: none;
}

.tap {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 140px;
  height: 44px;
  border: 0;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.92);
  color: #000;
  font: inherit;
  font-weight: 700;
  z-index: 6;
}

.meta {
  position: absolute;
  top: 64px;
  left: 16px;
  z-index: 5;
  display: flex;
  gap: 8px;
  align-items: center;
}

.tag {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  background: rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(6px);
  padding: 4px 8px;
  border-radius: 999px;
}

.scene { font-size: 11px; color: var(--dim); }

.panel {
  position: relative;
  z-index: 5;
  padding: 0 16px calc(22px + env(safe-area-inset-bottom));
}

.question {
  font-size: 23px;
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: -0.02em;
  margin: 0 0 6px;
  text-shadow: 0 1px 14px rgba(0, 0, 0, 0.6);
}

.question.small { font-size: 15px; font-weight: 500; color: var(--dim); }

.why {
  margin: 0 0 12px;
  font-size: 13px;
  line-height: 1.45;
  color: var(--dim);
}

.sizer { margin-bottom: 10px; }

.stepper {
  display: grid;
  grid-template-columns: 44px 1fr 44px;
  gap: 8px;
  margin-bottom: 8px;
}

.stepper button {
  font: inherit;
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.08);
}

.stepper input {
  font: inherit;
  font-size: 20px;
  font-weight: 800;
  text-align: center;
  color: var(--ink);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.12);
  padding: 8px 4px;
  width: 100%;
  -moz-appearance: textfield;
}

.stepper input::-webkit-outer-spin-button,
.stepper input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

.chips { display: flex; gap: 7px; }

.chips button {
  font: inherit;
  font-weight: 700;
  font-size: 13px;
  color: var(--ink);
  flex: 1;
  padding: 7px 0;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.08);
}

.chips button.on { background: #fff; color: #000; border-color: #fff; }
.stepper button:disabled, .chips button:disabled { opacity: 0.4; }

.bet { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

.bet button {
  font: inherit;
  border: 0;
  border-radius: 14px;
  padding: 13px 10px;
  color: #04120c;
  display: grid;
  gap: 2px;
  justify-items: center;
}

.bet button b { font-size: 17px; font-weight: 800; }
.bet button span { font-size: 12px; font-weight: 600; opacity: 0.78; }
.bet .yes { background: var(--yes); }
.bet .no { background: var(--no); color: #1a0505; }
.bet button:disabled { opacity: 0.5; }

.outcome {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 8px;
}

.verdict {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 5px 10px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.16);
}

.pnl { font-size: 42px; font-weight: 800; letter-spacing: -0.03em; }
.outcome.won .pnl { color: var(--yes); }
.outcome.lost .pnl { color: var(--no); }

.note { margin: 8px 0 0; font-size: 12px; color: var(--dim); }
.note.err { color: var(--no); }
.note a { color: var(--ink); }

@media (min-width: 760px) {
  .feed { max-width: 460px; margin: 0 auto; }
  .hud { max-width: 460px; left: 50%; transform: translateX(-50%); right: auto; width: 100%; }
}