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

:root {
  color-scheme: light;
  --bg: #0b0c14;
  --bg-soft: #121422;
  --ink: #f7f8ff;
  --muted: rgba(247, 248, 255, 0.7);
  --accent: #ff33c8;
  --accent-2: #27d2ff;
  --accent-3: #ffe151;
  --line: rgba(255, 255, 255, 0.14);
  --shadow: 0 14px 30px rgba(0, 0, 0, 0.45);
}

body {
  margin: 0;
  font-family: "BIZ UDPGothic", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Noto Sans JP", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at top, #222654 0%, #121422 40%, #0b0c14 100%);
}

.wrap {
  max-width: 420px;
  margin: 0 auto;
  padding: 24px 18px 48px;
  display: grid;
  gap: 18px;
}

.hero {
  background: linear-gradient(180deg, rgba(20, 24, 42, 0.95), rgba(10, 12, 20, 0.85));
  border-radius: 26px;
  padding: 28px 20px 22px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.hero::before {
  content: "";
  position: absolute;
  inset: -20% 0 auto 0;
  height: 200px;
  background: radial-gradient(circle at 20% 20%, rgba(255, 51, 200, 0.35), transparent 60%);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  right: -40px;
  top: 40px;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle at 30% 30%, rgba(39, 210, 255, 0.3), transparent 70%);
  pointer-events: none;
}

.logo-wrap {
  display: grid;
  place-items: center;
  margin-bottom: 16px;
  padding: 14px 12px;
  border-radius: 20px;
  background: url("./assets/star.png") center / cover no-repeat;
  box-shadow: 0 0 30px rgba(255, 80, 210, 0.4);
}

.logo {
  width: min(220px, 70vw);
  height: auto;
  /* filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.6)); */
}

.badge {
  display: inline-flex;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--accent-3);
  font-weight: 700;
  font-size: 0.82rem;
  margin: 0 0 12px;
  letter-spacing: 0.06em;
}

h1 {
  font-size: clamp(1.6rem, 1.2rem + 2.4vw, 2.2rem);
  margin: 0 0 10px;
  line-height: 1.35;
  text-shadow: 0 0 18px rgba(255, 51, 200, 0.35);
}

.lead {
  margin: 0 0 20px;
  color: var(--muted);
  line-height: 1.7;
}

.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  color: #0b0c14;
  text-decoration: none;
  font-weight: 800;
  padding: 14px 18px;
  border-radius: 999px;
  box-shadow: 0 0 25px rgba(255, 51, 200, 0.5);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.hero .cta {
  display: flex;
  width: fit-content;
  margin: 0 auto;
}

.cta:hover,
.cta:focus {
  transform: translateY(-2px);
  box-shadow: 0 0 32px rgba(39, 210, 255, 0.45);
}

.cta.secondary {
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.05));
  color: var(--ink);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: none;
}

.cta.secondary:hover,
.cta.secondary:focus {
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.2);
}

.note {
  margin: 14px 0 0;
  font-size: 0.82rem;
  color: var(--muted);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.card {
  border-radius: 20px;
  padding: 20px;
}

.card.neon {
  background: linear-gradient(160deg, rgba(20, 23, 38, 0.95), rgba(11, 12, 20, 0.9));
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.card.neon::after {
  content: "";
  position: absolute;
  inset: auto -30% -40% -30%;
  height: 160px;
  background: radial-gradient(circle, rgba(255, 51, 200, 0.2), transparent 65%);
  pointer-events: none;
}

.card h2 {
  margin: 0 0 10px;
  font-size: 1.1rem;
}

.list,
.steps {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.8;
}

.list.muted {
  color: rgba(255, 255, 255, 0.55);
}

.voices {
  text-align: center;
}

.voice-grid {
  display: grid;
  gap: 14px;
}

.voice {
  margin: 0;
  padding: 14px 16px;
  border-radius: 16px;
  font-weight: 700;
  line-height: 1.5;
  position: relative;
  text-align: left;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.35);
  width: fit-content;
  max-width: 100%;
}

.voice::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 24px;
  width: 16px;
  height: 16px;
  background: inherit;
  transform: rotate(45deg);
  border-radius: 4px;
}

.voice.left {
  justify-self: start;
}

.voice.right {
  justify-self: end;
}

.voice.right::after {
  left: auto;
  right: 24px;
}

.bubble-pink {
  background: linear-gradient(135deg, rgba(255, 51, 200, 0.9), rgba(255, 120, 214, 0.85));
  color: #0b0c14;
}

.bubble-blue {
  background: linear-gradient(135deg, rgba(39, 210, 255, 0.9), rgba(93, 255, 233, 0.85));
  color: #0b0c14;
}

.bubble-yellow {
  background: linear-gradient(135deg, rgba(255, 225, 81, 0.95), rgba(255, 245, 145, 0.85));
  color: #0b0c14;
}

.bubble-mint {
  background: linear-gradient(135deg, rgba(80, 255, 187, 0.9), rgba(153, 255, 214, 0.85));
  color: #0b0c14;
}

.tiny {
  font-size: 0.95em;
}

.steps {
  counter-reset: step;
  list-style: none;
  padding-left: 0;
  display: grid;
  gap: 10px;
}

.steps li {
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.06);
  position: relative;
  padding-left: 46px;
}

.steps li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-2);
  color: #0b0c14;
  display: grid;
  place-items: center;
  font-size: 0.78rem;
  font-weight: 800;
}

.cta-panel {
  text-align: center;
  border-radius: 24px;
  padding: 26px 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow);
  background: linear-gradient(140deg, rgba(30, 32, 52, 0.9), rgba(12, 12, 20, 0.85));
}

.cta-panel h2 {
  margin: 0 0 8px;
}

.cta-panel p {
  margin: 0 0 14px;
  color: var(--muted);
}

.footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.75rem;
  padding: 8px 0 0;
}

@media (min-width: 768px) {
  .wrap {
    max-width: 480px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cta {
    transition: none;
  }
  .reveal {
    transition: none;
  }
}