:root {
  --bg: #12141a;
  --panel: #1a1d26;
  --panel-2: #20242f;
  --line: #2c3140;
  --text: #f4f6fb;
  --muted: #9aa3b5;
  --cyan: #22d3ee;
  --violet: #a78bfa;
  --pink: #f472b6;
  --grad: linear-gradient(110deg, #22d3ee 0%, #a78bfa 48%, #f472b6 100%);
  --rare: #38bdf8;
  --legend: #f0abfc;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.42);
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100dvh;
  background:
    radial-gradient(circle at 12% 8%, rgba(34, 211, 238, 0.14), transparent 30rem),
    radial-gradient(circle at 88% 20%, rgba(244, 114, 182, 0.12), transparent 28rem),
    var(--bg);
  color: var(--text);
  font-family: "Arial Black", "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  line-height: 1.5;
  overflow-x: hidden;
}

.bg-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.85), transparent 78%);
  z-index: -1;
}

.shell {
  width: min(100% - 32px, 1080px);
  margin: 0 auto;
  padding: 32px 0 56px;
}

.hero {
  padding: 24px 0 28px;
  text-align: center;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--cyan);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.24em;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 12px;
  font-size: clamp(34px, 7vw, 64px);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.05;
  background: linear-gradient(100deg, #e8fbff, #dcd0ff 46%, #ffe1f1);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lead {
  max-width: 620px;
  margin: 0 auto;
  color: var(--muted);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  font-size: 15px;
  font-weight: 500;
}

.workshop,
.result {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(32, 36, 47, 0.92), rgba(26, 29, 38, 0.92));
  box-shadow: var(--shadow);
}

.field {
  display: block;
  margin-bottom: 22px;
}

.field-label {
  display: block;
  margin: 0 0 10px;
  color: var(--text);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.input-wrap {
  position: relative;
  display: block;
}

input[type="text"] {
  width: 100%;
  height: 56px;
  padding: 0 72px 0 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  outline: none;
  background: #12151c;
  color: var(--text);
  font-size: 16px;
  font-weight: 700;
  font-family: inherit;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

input[type="text"]::placeholder {
  color: #677085;
}

input[type="text"]:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.18);
}

.counter {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.style-field {
  margin: 0 0 22px;
  padding: 0;
  border: 0;
}

.style-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.style-option {
  cursor: pointer;
}

.style-option input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.pill {
  display: flex;
  min-height: 66px;
  flex-direction: column;
  justify-content: center;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #161a21;
  transition: border-color 0.18s ease, background 0.18s ease, transform 0.18s ease;
}

.pill b {
  font-size: 14px;
  font-weight: 900;
}

.pill small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
}

.style-option input:checked + .pill {
  border-color: transparent;
  background:
    linear-gradient(#171b23, #171b23) padding-box,
    var(--grad) border-box;
  box-shadow: 0 0 24px rgba(167, 139, 250, 0.22);
  transform: translateY(-1px);
}

.style-option input:focus-visible + .pill {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.primary {
  width: 100%;
  height: 60px;
  border: 0;
  border-radius: 16px;
  cursor: pointer;
  background: var(--grad);
  color: #101218;
  font-family: inherit;
  font-size: 18px;
  font-weight: 900;
  letter-spacing: 0.12em;
  box-shadow: 0 14px 34px rgba(167, 139, 250, 0.3);
  transition: transform 0.15s ease, filter 0.15s ease;
}

.primary:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.primary:active {
  transform: translateY(1px);
}

.form-error {
  min-height: 18px;
  margin: 10px 0 0;
  color: #fda4af;
  font-size: 13px;
  font-weight: 700;
  text-align: center;
}

.result {
  margin-top: 22px;
  text-align: center;
}

.result-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
  text-align: left;
}

.result-head h2 {
  margin: 0;
  font-size: clamp(22px, 5vw, 34px);
  font-weight: 900;
  letter-spacing: -0.02em;
}

.rarity {
  flex: 0 0 auto;
  padding: 7px 12px;
  border-radius: 999px;
  background: #2a303e;
  color: #cdd5e4;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.result.is-rare .rarity {
  background: rgba(56, 189, 248, 0.14);
  color: var(--rare);
}

.result.is-legendary .rarity {
  background: rgba(240, 171, 252, 0.14);
  color: var(--legend);
}

.card-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  perspective: 1100px;
}

.card3d {
  position: relative;
  width: min(78vw, 330px);
  padding: 0;
  border: 0;
  cursor: pointer;
  background: transparent;
  transform-style: preserve-3d;
  transition: transform 0.15s ease;
}

.card3d:hover .avatar-wrap {
  transform: scale(1.015);
}

.card3d.is-flipping {
  animation: cardFlip 0.95s cubic-bezier(0.5, 0.1, 0.2, 1) both;
}

.avatar-wrap {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.38);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.avatar-wrap canvas {
  display: block;
  width: 100%;
  height: auto;
}

.result.is-legendary .avatar-wrap {
  box-shadow:
    0 0 0 4px rgba(240, 171, 252, 0.9),
    0 0 26px rgba(240, 171, 252, 0.65),
    0 0 70px rgba(244, 114, 182, 0.45);
  animation: legendaryPulse 1.8s ease-in-out infinite;
}

.shine {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  overflow: hidden;
  pointer-events: none;
}

.shine::after {
  content: "";
  position: absolute;
  top: -30%;
  left: -40%;
  width: 36%;
  height: 160%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
  transform: rotate(18deg);
  opacity: 0;
}

.card3d.is-flipping .shine::after {
  opacity: 0.9;
  animation: sweep 0.55s ease-out both;
}

.skip-hint {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

.badge-wrap {
  width: min(100%, 620px);
  margin: 22px auto 0;
}

.badge-wrap canvas {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.28);
}

.meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 22px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.meta b {
  color: var(--text);
}

.actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 22px;
}

.actions button {
  min-height: 50px;
  border-radius: 13px;
  cursor: pointer;
  font-family: inherit;
  font-size: 14px;
  font-weight: 900;
  transition: transform 0.15s ease, filter 0.15s ease;
}

.actions button:hover {
  transform: translateY(-1px);
}

.secondary {
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--text);
}

.ghost {
  grid-column: 1 / -1;
  border: 1px dashed #4b5368;
  background: transparent;
  color: var(--muted);
}

.footer {
  padding: 0 16px 34px;
  color: #6f788b;
  font-size: 12px;
  text-align: center;
}

.footer p {
  margin: 0;
}

@keyframes cardFlip {
  0% {
    transform: rotateY(0deg) scale(1);
    filter: brightness(1);
  }
  42% {
    transform: rotateY(180deg) scale(0.94);
    filter: brightness(1.65);
  }
  100% {
    transform: rotateY(360deg) scale(1);
    filter: brightness(1);
  }
}

@keyframes sweep {
  0% {
    transform: translateX(0) rotate(18deg);
  }
  100% {
    transform: translateX(320%) rotate(18deg);
  }
}

@keyframes legendaryPulse {
  0%,
  100% {
    filter: brightness(1);
  }
  50% {
    filter: brightness(1.18);
  }
}

@media (min-width: 640px) {
  .shell {
    padding-top: 44px;
  }

  .workshop,
  .result {
    padding: 28px;
  }

  .style-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .card3d {
    width: 330px;
  }

  .actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ghost {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}