/* ============================================================
   Rainbow HiBi — 首页样式
   ============================================================ */

/* ── Hero 区域 ── */
.hero {
  background: linear-gradient(135deg, var(--color-hero-bg) 0%, #F9EDE0 50%, #FFF3E6 100%);
  min-height: calc(100vh - var(--nav-height) - var(--announcement-height));
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: var(--space-3xl) 0;
}

/* 装饰背景圆 */
.hero::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(27, 94, 32, 0.05) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -150px;
  left: -150px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(212, 168, 83, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-container {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 var(--space-xl);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 560px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(27, 94, 32, 0.08);
  color: var(--color-primary);
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: var(--space-lg);
}

.hero-title {
  font-family: var(--font-heading);
  font-size: var(--text-5xl);
  font-weight: 800;
  line-height: 1.1;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.hero-title .highlight {
  color: var(--color-primary);
  position: relative;
}

.hero-subtitle {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
  font-style: italic;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text);
  box-shadow: var(--shadow-sm);
}

.hero-tagline {
  font-size: var(--text-lg);
  color: var(--color-text-light);
  margin-bottom: var(--space-2xl);
  line-height: var(--leading-relaxed);
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero-image-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image {
  width: 100%;
  max-width: 600px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  animation: heroFloat 6s ease-in-out infinite;
}

@keyframes heroFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* Hero 右上角圆形 badge */
.hero-circle-badge {
  position: absolute;
  top: -10px;
  right: 0;
  width: 140px;
  height: 140px;
  background: var(--color-primary);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: white;
  padding: 15px;
  box-shadow: var(--shadow-lg);
  animation: badgePulse 3s ease-in-out infinite;
  z-index: 2;
}

@keyframes badgePulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.hero-circle-badge span {
  font-size: 11px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.3px;
}


/* ── Perfect For Every Moment ── */
.moments-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.moment-card {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  border-radius: var(--radius-xl);
  background: var(--color-bg-white);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
  cursor: pointer;
  text-decoration: none;
  display: block;
}

.moment-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.moment-icon {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-full);
  margin: 0 auto var(--space-lg);
  overflow: hidden;
}

.moment-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.moment-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

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


/* ── Pick Your Favourite ── */
.flavours-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.flavour-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.flavour-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.flavour-card:hover .flavour-img img {
  transform: scale(1.05);
}

.flavour-img {
  aspect-ratio: 1;
  overflow: hidden;
  background: #f8f4ef;
}

.flavour-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.flavour-body {
  padding: var(--space-lg);
  text-align: center;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.flavour-name {
  font-family: var(--font-heading);
  font-size: var(--text-md);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
  line-height: var(--leading-snug);
}

.flavour-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
  font-style: italic;
}

.flavour-card .btn {
  margin-top: auto;
}


/* ── Choose Your Pack ── */
.packs-section {
  background: linear-gradient(180deg, var(--color-bg-white) 0%, var(--color-bg) 100%);
}

.packs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  max-width: 900px;
  margin: 0 auto;
}

.pack-card {
  background: var(--color-bg-white);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  cursor: pointer;
}

.pack-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.pack-card.popular {
  border-color: var(--color-primary);
  background: linear-gradient(180deg, rgba(27,94,32,0.03) 0%, var(--color-bg-white) 100%);
}

.pack-popular-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: white;
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 5px 18px;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
  letter-spacing: 1px;
  white-space: nowrap;
}

.pack-size {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.pack-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.pack-price {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.pack-per-unit {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.pack-save {
  display: inline-block;
  background: rgba(67, 160, 71, 0.1);
  color: var(--color-success);
  font-size: var(--text-xs);
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-lg);
}


/* ── Why Rainbow HiBi ── */
.why-section {
  background: var(--color-primary-dark);
  color: white;
  position: relative;
  overflow: hidden;
}

.why-section::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255,255,255,0.03) 0%, transparent 70%);
  border-radius: 50%;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.why-item {
  text-align: center;
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: all var(--transition-base);
}

.why-item:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
}

.why-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
}

.why-title {
  font-family: var(--font-heading);
  font-size: var(--text-md);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: white;
}

.why-desc {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.7);
  line-height: var(--leading-relaxed);
}


/* ── Marquee 特点条 ── */
.features-marquee {
  background: var(--color-bg-white);
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
  padding: var(--space-lg) 0;
  overflow: hidden;
}

.features-marquee-track {
  display: flex;
  animation: marquee 25s linear infinite;
  white-space: nowrap;
}

.features-marquee-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0 var(--space-2xl);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.5px;
}

.features-marquee-item .dot {
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
}


/* ── Reviews ── */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.review-card {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
}

.review-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.review-stars {
  color: var(--color-accent);
  font-size: var(--text-lg);
  margin-bottom: var(--space-md);
  letter-spacing: 2px;
}

.review-text {
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-lg);
  font-style: italic;
}

.review-author {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.review-meta {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: 2px;
}


/* ── Instagram Feed ── */
.insta-section {
  background: var(--color-bg-white);
}

.insta-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 4px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-2xl);
}

.insta-item {
  aspect-ratio: 1;
  overflow: hidden;
  position: relative;
  cursor: pointer;
}

.insta-item::after {
  content: '📸';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(27, 94, 32, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.insta-item:hover::after {
  opacity: 1;
}

.insta-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.insta-item:hover img {
  transform: scale(1.1);
}


/* ── 响应式 ── */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-2xl);
  }

  .hero-content {
    max-width: 100%;
    order: 1;
  }

  .hero-image-wrapper {
    order: 0;
    max-width: 400px;
    margin: 0 auto;
  }

  .hero-tags {
    justify-content: center;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-circle-badge {
    width: 110px;
    height: 110px;
    top: -5px;
    right: -5px;
  }

  .hero-circle-badge span {
    font-size: 9px;
  }

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

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

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

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

  .insta-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: var(--space-2xl) 0;
  }

  .hero-title {
    font-size: var(--text-3xl);
  }

  .hero-subtitle {
    font-size: var(--text-lg);
  }

  .hero-circle-badge {
    width: 100px;
    height: 100px;
  }

  .moments-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }

  .flavours-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }

  .packs-grid {
    grid-template-columns: 1fr;
    max-width: 380px;
  }

  .why-grid {
    grid-template-columns: 1fr;
  }

  .reviews-grid {
    grid-template-columns: 1fr;
  }

  .insta-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 480px) {
  .moments-grid {
    grid-template-columns: 1fr 1fr;
  }

  .flavours-grid {
    grid-template-columns: 1fr;
    max-width: 320px;
    margin: 0 auto;
  }
}