/* ============================================================
   ヒーローセクション（トップページ）
   ============================================================ */

.hero {
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: var(--space-20) 0;
}

/* 背景エフェクト */
.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.hero__bg-gradient {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 60% 40%, rgba(124, 58, 237, 0.15) 0%, transparent 60%),
              radial-gradient(ellipse at 20% 80%, rgba(245, 158, 11, 0.06) 0%, transparent 50%);
}

/* グリッドパターン */
.hero__bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(124, 58, 237, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124, 58, 237, 0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
}

/* 輝く粒子エフェクト */
.hero__bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  animation: hero-orb-float 8s ease-in-out infinite;
}

.hero__bg-orb--1 {
  width: 400px;
  height: 400px;
  top: -100px;
  right: -100px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.2), transparent);
  animation-delay: 0s;
}

.hero__bg-orb--2 {
  width: 300px;
  height: 300px;
  bottom: -50px;
  left: -50px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.1), transparent);
  animation-delay: -4s;
}

@keyframes hero-orb-float {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(20px, -20px); }
  66% { transform: translate(-10px, 10px); }
}

@media (prefers-reduced-motion: reduce) {
  .hero__bg-orb {
    animation: none;
  }
}

/* ヒーローコンテンツ */
.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: var(--space-16);
  position: relative;
  z-index: var(--z-content);
  width: 100%;
}

.hero__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.hero__label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary-light);
  background: rgba(124, 58, 237, 0.12);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-4);
  width: fit-content;
}

.hero__title {
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  font-weight: var(--font-bold);
  line-height: var(--leading-tight);
  letter-spacing: -0.02em;
}

.hero__subtitle {
  font-size: clamp(var(--text-base), 2vw, var(--text-xl));
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

.hero__note {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-2);
}

.hero__reassurance {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ヒーロービジュアル（右側） */
.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero__mockup {
  width: 100%;
  max-width: 520px;
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-bg-tertiary));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-elevated), var(--glow-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

/* モックアップ内のプレースホルダービジュアル */
.hero__mockup-inner {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg,
    rgba(124, 58, 237, 0.3) 0%,
    rgba(91, 33, 182, 0.4) 50%,
    rgba(245, 158, 11, 0.1) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  padding: var(--space-8);
}

.hero__mockup-title {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  text-align: center;
}

.hero__mockup-subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  text-align: center;
}

/* ガチャボールのデコレーション */
.hero__mockup-balls {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.hero__mockup-ball {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  animation: ball-pulse 2s ease-in-out infinite;
}

.hero__mockup-ball--purple {
  background: linear-gradient(135deg, #9d5bf7, #7c3aed);
  box-shadow: 0 0 20px rgba(124, 58, 237, 0.6);
  animation-delay: 0s;
}

.hero__mockup-ball--gold {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.6);
  animation-delay: 0.3s;
}

.hero__mockup-ball--silver {
  background: linear-gradient(135deg, #cbd5e1, #94a3b8);
  box-shadow: 0 0 16px rgba(148, 163, 184, 0.4);
  animation-delay: 0.6s;
}

@keyframes ball-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

@media (prefers-reduced-motion: reduce) {
  .hero__mockup-ball {
    animation: none;
  }
}

/* レスポンシブ */
@media (max-width: 1023px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-12);
    text-align: center;
  }

  .hero__content {
    align-items: center;
  }

  .hero__actions {
    justify-content: center;
  }

  .hero__reassurance {
    justify-content: center;
  }

  .hero__visual {
    order: -1;
  }

  .hero__mockup {
    max-width: 400px;
  }
}

@media (max-width: 767px) {
  .hero {
    min-height: auto;
    padding: var(--space-12) 0;
  }

  .hero__mockup {
    max-width: 100%;
    aspect-ratio: 4/3;
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }
}