*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

:root {
  /* RESTORE_TARGET_1_1: --gold #d4af37; --gold-lt #f0d060; --gold-dk #a07820; --gold-pale #f5e090; glow rgba(212,175,55,.50/.22). */
  --gold: #d8b84a;
  --gold-lt: #f3d876;
  --gold-dk: #9b711b;
  --gold-pale: #f7e6a8;
  --gold-glow: rgba(216, 184, 74, 0.44);
  --gold-glow-sm: rgba(216, 184, 74, 0.18);
  --gold-glow-xs: rgba(212, 175, 55, 0.10);
  --amber: #c8860a;
  --amber-lt: #e8a020;
  --amber-dk: #8a5a00;
  /* RESTORE_TARGET_1_1: --bg #080600; surface/borders were rgba(212,175,55,.05/.14/.32/.55). */
  --bg: #0b0802;
  --surface-1: rgba(216, 184, 74, 0.06);
  --border-1: rgba(216, 184, 74, 0.13);
  --border-gold: rgba(216, 184, 74, 0.28);
  --border-bright: rgba(216, 184, 74, 0.50);
  --text-hi: #fdf6dc;
  --text-mid: #d4c080;
  --text-lo: #7a6830;
  --s1: 4px;
  --s2: 8px;
  --s3: 12px;
  --s4: 16px;
  --s5: 20px;
  --s6: 24px;
  --s8: 32px;
  /* RESTORE_TARGET_1_1: radii were 14px/20px/28px. */
  --r-md: 13px;
  --r-lg: 18px;
  --r-xl: 26px;
  --r-full: 9999px;
  /* RESTORE_TARGET_1_1: 0 24px 64px rgba(0,0,0,.88), 0 1px 0 rgba(212,175,55,.12) inset. */
  --shadow-card: 0 22px 58px rgba(0, 0, 0, 0.84), 0 1px 0 rgba(216, 184, 74, 0.10) inset;
}

html {
  height: 100%;
  background: var(--bg);
}

body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text-hi);
  font-family: -apple-system, "SF Pro Display", "PingFang SC", "Microsoft YaHei", sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.ambient {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.ambient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(110px);
}

/* RESTORE_TARGET_1_1: original orb positions/sizes were 500/-160, 380/-110, 260 centered. */
.orb-1 {
  width: 500px;
  height: 500px;
  top: -150px;
  left: -172px;
  opacity: 0.7;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.18) 0%, transparent 70%);
  animation: orb-drift 14s ease-in-out infinite alternate;
}

.orb-2 {
  width: 360px;
  height: 360px;
  right: -100px;
  bottom: -120px;
  opacity: 0.6;
  background: radial-gradient(circle, rgba(200, 134, 10, 0.14) 0%, transparent 70%);
  animation: orb-drift 18s ease-in-out infinite alternate-reverse;
}

.orb-3 {
  width: 240px;
  height: 240px;
  top: 50%;
  left: 50%;
  opacity: 0.5;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(240, 208, 96, 0.10) 0%, transparent 70%);
  animation: orb-pulse 10s ease-in-out infinite;
}

@keyframes orb-drift {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(28px, 18px) scale(1.1); }
}

@keyframes orb-pulse {
  0%, 100% { opacity: 0.25; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 0.50; transform: translate(-50%, -50%) scale(1.18); }
}

.ambient::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(212, 175, 55, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212, 175, 55, 0.018) 1px, transparent 1px);
  background-size: 40px 40px;
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

.ambient::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.45), transparent);
}

.page-wrap {
  position: relative;
  z-index: 1;
  width: 390px;
  max-width: 100vw;
  min-height: 100vh;
  padding: var(--s6) var(--s4);
  display: flex;
  align-items: center;
  justify-content: center;
}

.card {
  position: relative;
  width: 100%;
  overflow: hidden;
  padding: var(--s8) var(--s6) var(--s6);
  border: 1px solid var(--border-gold);
  border-top-color: var(--border-bright);
  border-radius: var(--r-xl);
  background: linear-gradient(145deg, rgba(18, 14, 4, 0.97) 0%, rgba(8, 6, 0, 0.99) 100%);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(32px);
  -webkit-backdrop-filter: blur(32px);
}

.card::before,
.card::after {
  content: "";
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.65), transparent);
}

.card::before {
  top: 0;
  right: 8%;
  left: 8%;
}

.card::after {
  right: 18%;
  bottom: 0;
  left: 18%;
  background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.22), transparent);
}

.card-glow {
  position: absolute;
  top: -60px;
  left: 50%;
  width: 260px;
  height: 120px;
  transform: translateX(-50%);
  background: radial-gradient(ellipse, rgba(212, 175, 55, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.card-header {
  position: relative;
  margin-bottom: var(--s6);
  text-align: center;
}

.card-header::before {
  content: "";
  display: block;
  width: 40px;
  height: 2px;
  margin: 0 auto var(--s3);
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.card-title {
  margin-bottom: var(--s1);
  font-size: 24px;
  line-height: 33.5px;
  font-weight: 700;
  letter-spacing: 1px;
  background: linear-gradient(135deg, var(--gold-pale), var(--gold-lt), var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.card-sub {
  color: var(--text-mid);
  font-size: 15px;
  line-height: 24px;
}

.divider {
  height: 1px;
  margin: var(--s5) 0;
  background: linear-gradient(90deg, transparent, var(--border-1), transparent);
}

.pg-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--s3);
}

.pg-label {
  color: var(--text-mid);
  font-size: 15px;
  letter-spacing: 0.5px;
}

.pg-pct {
  color: var(--gold-lt);
  font-size: 15px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.pg-track {
  position: relative;
  width: 100%;
  height: 5px;
  margin-bottom: var(--s5);
  overflow: hidden;
  border-radius: var(--r-full);
  background: rgba(212, 175, 55, 0.08);
}

#pg-bar {
  position: relative;
  width: 0%;
  height: 100%;
  border-radius: var(--r-full);
  background: linear-gradient(90deg, var(--amber-dk), var(--gold), var(--gold-lt));
  transition: width 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

#pg-bar::after {
  content: "";
  position: absolute;
  top: -3px;
  right: -2px;
  width: 8px;
  height: 11px;
  opacity: 0;
  border-radius: 50%;
  background: var(--gold-lt);
  box-shadow: 0 0 10px 4px var(--gold-glow-sm);
  transition: opacity 0.3s;
}

#pg-bar.active::after {
  opacity: 1;
}

.pg-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s2);
  margin-bottom: var(--s5);
}

.pg-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
}

.step-dot {
  width: 28px;
  height: 28px;
  border: 1.5px solid var(--border-1);
  border-radius: 50%;
  background: var(--surface-1);
  color: var(--text-lo);
  font-size: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.pg-step.active .step-dot {
  border-color: var(--gold-lt);
  background: rgba(212, 175, 55, 0.18);
  color: var(--gold-lt);
  box-shadow: 0 0 14px var(--gold-glow-sm);
}

.pg-step.done .step-dot {
  border-color: var(--gold);
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.30), rgba(200, 134, 10, 0.20));
  color: var(--gold-pale);
}

.step-label {
  color: var(--text-lo);
  font-size: 13px;
  line-height: 1.3;
  text-align: center;
}

.pg-step.active .step-label {
  color: var(--text-mid);
}

.pg-step.done .step-label {
  color: var(--gold-lt);
}

.pg-dots {
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.pg-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--text-lo);
  animation: dot-pulse 1.4s ease-in-out infinite;
}

.pg-dot:nth-child(2) { animation-delay: 0.18s; }
.pg-dot:nth-child(3) { animation-delay: 0.36s; }

@keyframes dot-pulse {
  0%, 80%, 100% { background: var(--text-lo); transform: scale(1); }
  40% { background: var(--gold-lt); transform: scale(1.4); }
}

#verify-wrap {
  display: none;
  opacity: 0;
  transition: opacity 0.4s ease;
}

#verify-wrap.visible {
  opacity: 1;
}

.badges {
  display: flex;
  justify-content: center;
  gap: var(--s4);
  margin-bottom: var(--s5);
}

.badge {
  flex: 1;
  max-width: 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
}

.badge-icon {
  width: 42px;
  height: 42px;
  border: 1px solid var(--border-1);
  border-radius: var(--r-md);
  background: var(--surface-1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.badge:hover .badge-icon {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.badge-text {
  color: var(--text-lo);
  font-size: 13px;
  line-height: 1.4;
  text-align: center;
}

.badge.badge-active .badge-icon {
  border-color: var(--gold-lt);
  background: rgba(212, 175, 55, 0.16);
  box-shadow: 0 0 12px var(--gold-glow-sm);
  transform: translateY(-2px);
}

.badge.badge-active .badge-icon svg {
  stroke: var(--gold-lt);
}

.badge.badge-active .badge-text {
  color: var(--gold-lt);
  font-weight: 600;
}

.verify-hint {
  margin-bottom: var(--s4);
  text-align: center;
}

.verify-hint p {
  color: var(--text-mid);
  font-size: 17px;
  line-height: 1.6;
}

.verify-hint strong {
  color: var(--gold-lt);
}

#slider-container {
  position: relative;
  margin-bottom: var(--s3);
  user-select: none;
  -webkit-user-select: none;
}

#slider-track {
  position: relative;
  width: 100%;
  height: 52px;
  overflow: hidden;
  cursor: pointer;
  border: 1px solid var(--border-1);
  border-radius: var(--r-full);
  background: var(--surface-1);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

#slider-track:hover {
  border-color: rgba(212, 175, 55, 0.45);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.08);
}

#slider-container.passed #slider-track {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-glow-xs);
}

#slider-fill {
  position: absolute;
  inset: 0;
  width: 0%;
  border-radius: var(--r-full);
  background: linear-gradient(90deg, rgba(212, 175, 55, 0.22) 0%, rgba(212, 175, 55, 0.08) 100%);
  pointer-events: none;
}

#slider-text {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-mid);
  font-size: 16px;
  letter-spacing: 0.5px;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

#slider-container.passed #slider-text {
  opacity: 0;
}

.arrow-hints {
  position: absolute;
  top: 50%;
  left: 64px;
  display: flex;
  gap: 3px;
  transform: translateY(-50%);
  pointer-events: none;
}

.arrow-hints i {
  display: block;
  width: 7px;
  height: 7px;
  opacity: 0;
  border-right: 1.5px solid var(--gold-lt);
  border-bottom: 1.5px solid var(--gold-lt);
  transform: rotate(-45deg);
  animation: arrow-seq 1.6s ease-in-out infinite;
}

.arrow-hints i:nth-child(2) { animation-delay: 0.16s; }
.arrow-hints i:nth-child(3) { animation-delay: 0.32s; }

@keyframes arrow-seq {
  0%, 60%, 100% { opacity: 0; transform: rotate(-45deg) translate(0, 0); }
  30% { opacity: 0.85; transform: rotate(-45deg) translate(2px, 2px); }
}

#slider-container.passed .arrow-hints {
  display: none;
}

#slider-thumb {
  position: absolute;
  z-index: 2;
  top: 4px;
  left: 4px;
  width: 44px;
  height: 44px;
  cursor: grab;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--amber-dk) 0%, var(--gold) 50%, var(--gold-lt) 100%);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.50), 0 0 0 2px rgba(255, 255, 255, 0.14) inset, 0 0 18px var(--gold-glow-sm);
  color: rgba(8, 6, 0, 0.85);
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: box-shadow 0.2s ease, background 0.3s ease;
  will-change: transform;
}

#slider-thumb:active {
  cursor: grabbing;
}

#slider-thumb.dragging {
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.55), 0 0 28px var(--gold-glow), 0 0 0 2px rgba(255, 255, 255, 0.12) inset;
}

#slider-status {
  min-height: 18px;
  margin-top: var(--s2);
  color: var(--text-lo);
  font-size: 14px;
  text-align: center;
  transition: color 0.3s ease;
}

#slider-container.passed + #slider-status {
  color: var(--gold-lt);
}

.ready #pg-wrap {
  display: none;
}

.ready #verify-wrap {
  display: block;
}

@media (max-width: 390px) {
  .page-wrap {
    padding: var(--s4) var(--s3);
  }

  .card {
    padding: var(--s6) var(--s4) var(--s5);
    border-radius: var(--r-lg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .orb-1,
  .orb-2,
  .orb-3,
  .pg-dot,
  .arrow-hints i {
    animation: none;
  }

  #pg-bar {
    transition: none;
  }
}