:root {
  --paper: #0e1132;
  --paper-glow: #161a44;
  --ink: #f2f4fb;
  --ink-soft: #9ba1cc;
  --card: #171b45;
  --line: #2b2f61;
  --accent: #1f8fef;
  --accent-ink: #ffffff;
  --accent-soft: #172a58;
  --win: #30b47a;
  --win-soft: #123227;
  --danger: #e56464;
  --danger-soft: #3a2030;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: light) {
  :root {
    --paper: #eef3fb;
    --paper-glow: #ffffff;
    --ink: #0c1330;
    --ink-soft: #5b6288;
    --card: #ffffff;
    --line: #d8e1f0;
    --accent: #0070d1;
    --accent-ink: #ffffff;
    --accent-soft: #e2eefc;
    --win: #1f8a5a;
    --win-soft: #e1f5eb;
    --danger: #c23a3a;
    --danger-soft: #fbe2e2;
  }
}

* { box-sizing: border-box; }

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

html, body {
  margin: 0;
  min-height: 100%;
}

body {
  background: radial-gradient(120% 140% at 50% -10%, var(--paper-glow) 0%, var(--paper) 55%);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.5;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(20px, 5vw, 56px) clamp(16px, 4vw, 32px);
}

main {
  width: 100%;
  max-width: 620px;
}

.brand {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: clamp(18px, 3vw, 28px);
}

.brand .name {
  font-weight: 800;
  font-size: clamp(1.3rem, 3vw, 1.6rem);
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand .name .paw {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2em;
  height: 2em;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-ink);
  font-size: 1.1rem;
}

.steps-dots {
  display: flex;
  gap: 7px;
}

.steps-dots span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--line);
  transition: background 0.2s ease, transform 0.2s ease;
}

.steps-dots span.active {
  background: var(--accent);
  transform: scale(1.15);
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: clamp(24px, 5vw, 44px);
  box-shadow: 0 24px 60px -30px rgba(0, 0, 0, 0.45);
}

.panel[hidden] { display: none; }

h1 {
  font-size: clamp(1.6rem, 4.2vw, 2.35rem);
  font-weight: 800;
  letter-spacing: -0.015em;
  line-height: 1.15;
  margin: 0 0 10px;
  text-wrap: balance;
}

.subtitle {
  color: var(--ink-soft);
  font-size: clamp(1rem, 2vw, 1.12rem);
  margin: 0 0 clamp(22px, 4vw, 32px);
}

.scenario {
  font-size: clamp(1.08rem, 2.4vw, 1.28rem);
  color: var(--ink);
  background: var(--accent-soft);
  border-radius: 14px;
  padding: 18px 20px;
  margin: 0 0 24px;
  line-height: 1.5;
}

label {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 8px;
}

input[type="text"],
input[type="email"],
textarea {
  width: 100%;
  padding: 16px 18px;
  border-radius: 14px;
  border: 1.5px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font-size: 1.08rem;
  font-family: var(--sans);
  margin-bottom: 20px;
}

input:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
}

textarea {
  min-height: 170px;
  resize: vertical;
  font-family: var(--mono);
  font-size: 1rem;
}

.consent {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 0.92rem;
  color: var(--ink-soft);
  margin-bottom: 26px;
  line-height: 1.45;
}

.consent input {
  margin-top: 3px;
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  accent-color: var(--accent);
}

button {
  width: 100%;
  border: none;
  border-radius: 14px;
  padding: 18px;
  font-size: 1.1rem;
  font-weight: 800;
  cursor: pointer;
  background: var(--accent);
  color: var(--accent-ink);
  letter-spacing: 0.01em;
  transition: transform 0.06s ease, filter 0.15s ease;
}

button:active { transform: scale(0.98); }

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.category-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-ink);
  background: var(--accent);
  padding: 8px 16px;
  border-radius: 20px;
  margin-bottom: 20px;
}

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

.result-badge .mascot {
  width: clamp(180px, 45vw, 260px);
  height: clamp(220px, 55vw, 320px);
  display: block;
  margin: 0 auto 4px;
  border: none;
  background: transparent;
  pointer-events: none;
}

.result-badge .tier-label {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.result-badge .points {
  font-size: clamp(2.2rem, 6vw, 2.8rem);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.result-message {
  text-align: center;
  font-size: clamp(1.05rem, 2.4vw, 1.2rem);
  margin: 20px 0 28px;
  line-height: 1.5;
}

.result-message.won { color: var(--win); font-weight: 700; }
.result-message.cooldown { color: var(--danger); }

.error-text {
  color: var(--danger);
  background: var(--danger-soft);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 0.94rem;
  margin-bottom: 18px;
}

.link-again {
  display: block;
  text-align: center;
  margin-top: 16px;
  font-size: 0.95rem;
  color: var(--ink-soft);
  background: none;
  text-decoration: underline;
  font-weight: 500;
  width: auto;
  padding: 0;
}

.choice-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.choice-row button {
  flex: 1;
  min-width: 140px;
}

.choice-row button.secondary {
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--line);
}

.qr-card {
  text-align: center;
  background: var(--win-soft);
  border-radius: 16px;
  padding: 28px 24px;
  margin-bottom: 20px;
}

.qr-card img {
  width: clamp(160px, 45vw, 220px);
  height: auto;
  border-radius: 12px;
  background: #fff;
  padding: 10px;
  margin-bottom: 16px;
}

.qr-card p {
  margin: 0;
  color: var(--ink);
  font-size: 1rem;
  font-weight: 600;
}

@media (min-width: 860px) {
  main { max-width: 680px; }
  .panel { padding: 56px; }
}