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

html, body { max-width: 100%; overflow-x: hidden; }

body {
  font-family: Manrope, system-ui, sans-serif;
  background:
    radial-gradient(1200px 420px at 50% -80px, #2A2344 0%, transparent 70%),
    #12101C;
  color: #F3EDE2;
  min-height: 100dvh;
  line-height: 1.5;
}

a { color: #D4B46A; text-decoration: none; }
button, input { font: inherit; color: inherit; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid #D4B46A; outline-offset: 3px; }

.bar, main, footer {
  width: min(430px, 100%);
  margin: 0 auto;
  padding-left: 16px;
  padding-right: 16px;
}

.bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: calc(16px + env(safe-area-inset-top));
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(212, 180, 106, 0.28);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.bar span {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  border: 1px solid #D4B46A;
  color: #D4B46A;
  padding: 3px 8px;
}

.kicker {
  margin-top: 22px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #D4B46A;
}

h1 {
  margin: 8px 0 8px;
  font-size: 2rem;
  letter-spacing: -0.04em;
  font-weight: 800;
}

.lead, .note, footer, .faq-a { color: #A89B88; font-size: 0.92rem; }

.stage { margin: 20px 0 28px; }

.panel {
  margin-bottom: 12px;
  padding: 16px;
  border: 1px solid rgba(212, 180, 106, 0.32);
  background: rgba(18, 16, 28, 0.55);
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
}

.lbl {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #D4B46A;
}

.num {
  font-size: clamp(1.35rem, 6vw, 1.7rem);
  font-weight: 800;
  white-space: nowrap;
  letter-spacing: -0.03em;
}

.num.sm { font-size: 1.15rem; }

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

.seg {
  display: flex;
  margin-bottom: 8px;
  border: 1px solid rgba(212, 180, 106, 0.45);
}

.seg .chip {
  flex: 1;
  min-height: 44px;
  border: 0;
  border-right: 1px solid rgba(212, 180, 106, 0.45);
  border-radius: 0;
  background: transparent;
}

.seg .chip:last-child { border-right: 0; }

.chip {
  min-height: 46px;
  border: 1px solid rgba(212, 180, 106, 0.4);
  background: transparent;
  color: #F3EDE2;
  font-size: 0.78rem;
  font-weight: 800;
  cursor: pointer;
}

.chip.is-on {
  background: #D4B46A;
  border-color: #D4B46A;
  color: #12101C;
}

.chip:disabled { opacity: 0.4; }

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 28px;
  background: transparent;
}

input[type="range"]::-webkit-slider-runnable-track {
  height: 2px;
  background: linear-gradient(90deg, #D4B46A var(--progress, 20%), rgba(212, 180, 106, 0.22) var(--progress, 20%));
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  margin-top: -7px;
  background: #12101C;
  border: 2px solid #D4B46A;
}

input[type="range"]::-moz-range-track {
  height: 2px;
  background: rgba(212, 180, 106, 0.22);
}

input[type="range"]::-moz-range-thumb {
  width: 16px;
  height: 16px;
  background: #12101C;
  border: 2px solid #D4B46A;
}

.ends {
  display: flex;
  justify-content: space-between;
  font-size: 0.72rem;
  color: #A89B88;
  letter-spacing: 0.04em;
}

.note { margin: 14px 0 12px; }

.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 54px;
  border: 0;
  background: #D4B46A;
  color: #12101C;
  font-weight: 800;
  letter-spacing: 0.04em;
  cursor: pointer;
}

.btn.ghost {
  margin-top: 8px;
  background: transparent;
  border: 1px solid rgba(212, 180, 106, 0.45);
  color: #D4B46A;
}

.btn:disabled { opacity: 0.5; }

.wait {
  text-align: center;
  padding: 36px 0 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.line {
  height: 2px;
  margin: 0 auto 28px;
  width: 72%;
  background: linear-gradient(90deg, transparent, #D4B46A, transparent);
  background-size: 200% 100%;
  animation: sweep 1.1s linear infinite;
}

@keyframes sweep {
  from { background-position: 100% 0; }
  to { background-position: -100% 0; }
}

.out { text-align: center; padding: 8px 0 4px; }

.k {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #D4B46A;
}

.code {
  margin: 14px auto 12px;
  width: fit-content;
  min-width: 70%;
  padding: 14px 18px;
  border: 1px dashed #D4B46A;
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: 0.28em;
  padding-left: calc(18px + 0.28em);
  text-align: center;
}

.sum { margin-bottom: 4px; }

.faq {
  border-top: 1px solid rgba(212, 180, 106, 0.28);
}

.faq-title {
  margin: 18px 0 4px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #D4B46A;
}

.faq-item { border-bottom: 1px solid rgba(212, 180, 106, 0.22); }

.faq-q {
  width: 100%;
  min-height: 52px;
  padding: 12px 0;
  border: 0;
  background: transparent;
  text-align: left;
  font-weight: 700;
  cursor: pointer;
}

.faq-a { display: none; padding: 0 0 14px; }
.faq-item.is-open .faq-a { display: block; }

footer {
  padding: 28px 16px calc(32px + env(safe-area-inset-bottom));
  text-align: center;
  border-top: 1px solid rgba(212, 180, 106, 0.22);
}

footer nav {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 12px;
}

.legal { padding-top: 18px; }
.legal h1 { font-size: 1.55rem; }
.paper {
  margin: 16px 0 32px;
  padding: 18px 16px;
  border: 1px solid rgba(212, 180, 106, 0.32);
}
.paper h2 {
  margin: 18px 0 8px;
  font-size: 0.95rem;
  color: #D4B46A;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.paper p, .paper li { color: #A89B88; }
.paper ul { padding-left: 18px; margin-top: 8px; }
.back { display: inline-block; margin-bottom: 10px; }