/* ===== Campaign Page Styles ===== */

/* ---------- Campaign Hero ---------- */
.campaign-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-total-height) + 36px) 24px 60px;
  background: linear-gradient(135deg, #FFF5F7 0%, #FFF0F6 20%, #F3E8FF 50%, #FFFDF0 80%, #FFF5F7 100%);
  overflow: hidden;
}

.campaign-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(255, 182, 193, 0.3) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 30%, rgba(216, 180, 254, 0.25) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(255, 223, 186, 0.2) 0%, transparent 50%);
  pointer-events: none;
}

.campaign-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  width: 100%;
  margin: 0 auto;
}

.campaign-banner-img {
  width: 100%;
  max-width: 820px;
  border-radius: 24px;
  box-shadow:
    0 20px 60px rgba(255, 107, 107, 0.15),
    0 0 0 1px rgba(255, 255, 255, 0.6) inset;
  margin: 0 auto 40px;
  animation: bannerFloat 5s ease-in-out infinite;
}

@keyframes bannerFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.campaign-hero-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
  line-height: 1.3;
}

.campaign-hero-title-text {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  background: linear-gradient(135deg, #FF6B8A, #C084FC, #FFB347);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-wrap: balance;
}

.campaign-hero-flower {
  flex: 0 0 auto;
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  line-height: 1;
}

.campaign-hero-subtitle {
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 36rem;
  margin: 0 auto 32px;
  line-height: 1.8;
  word-break: normal;
  overflow-wrap: anywhere;
  text-wrap: pretty;
}

.campaign-hero-subtitle-line {
  display: block;
}

.campaign-period-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  background: linear-gradient(135deg, rgba(255, 107, 138, 0.12), rgba(192, 132, 252, 0.12));
  border: 2px solid rgba(255, 107, 138, 0.25);
  border-radius: 50px;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  backdrop-filter: blur(10px);
  animation: badgePulse 3s ease-in-out infinite;
}

.campaign-period-badge .badge-icon {
  font-size: 1.3rem;
}

@keyframes badgePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 107, 138, 0.2); }
  50% { box-shadow: 0 0 0 12px rgba(255, 107, 138, 0); }
}

.campaign-hero-wave {
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  z-index: 1;
}

.campaign-hero-wave svg {
  display: block;
  width: 100%;
  height: 80px;
}

/* ---------- Sakura Petals Animation ---------- */
.sakura-container {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  overflow: hidden;
}

.sakura-petal {
  position: absolute;
  top: -40px;
  width: 18px;
  height: 18px;
  background: radial-gradient(ellipse at 30% 30%, #FFB7C5, #FF8FAB);
  border-radius: 50% 0 50% 50%;
  opacity: 0;
  animation: sakuraFall linear infinite;
  filter: blur(0.3px);
}

.sakura-petal:nth-child(odd) {
  background: radial-gradient(ellipse at 30% 30%, #FFDDE6, #FFB7C5);
  width: 14px;
  height: 14px;
}

@keyframes sakuraFall {
  0% {
    opacity: 0;
    transform: translateX(0) translateY(-40px) rotate(0deg) scale(0.8);
  }
  10% {
    opacity: 0.9;
  }
  90% {
    opacity: 0.7;
  }
  100% {
    opacity: 0;
    transform: translateX(var(--drift)) translateY(calc(100vh + 40px)) rotate(var(--rotate)) scale(0.4);
  }
}

/* ---------- Items Section ---------- */
.campaign-items-section {
  padding: 80px 0 100px;
  background: white;
  position: relative;
}

.campaign-section-title {
  text-align: center;
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.campaign-section-subtitle {
  text-align: center;
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 56px;
  line-height: 1.8;
}

.campaign-section-icon {
  display: block;
  font-size: 2rem;
  margin-bottom: 8px;
  text-align: center;
}

.campaign-items-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: 1000px;
  margin: 0 auto;
}

/* ---------- Item Card ---------- */
.campaign-item-card {
  background: white;
  border-radius: 28px;
  overflow: hidden;
  box-shadow:
    0 8px 32px rgba(255, 107, 107, 0.08),
    0 2px 8px rgba(0, 0, 0, 0.04);
  border: 1px solid rgba(255, 200, 200, 0.3);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.campaign-item-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #FF8FAB, #C084FC, #FFB347);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.campaign-item-card:hover {
  transform: translateY(-8px);
  box-shadow:
    0 20px 60px rgba(255, 107, 107, 0.15),
    0 4px 16px rgba(0, 0, 0, 0.06);
}

.campaign-item-card:hover::before {
  opacity: 1;
}

.campaign-item-visual {
  position: relative;
  padding: 32px 32px 24px;
  display: flex;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, #FFF5F7, #F3E8FF, #FFFDF0);
  min-height: 220px;
}

.campaign-item-visual img {
  max-width: 180px;
  max-height: 180px;
  object-fit: contain;
  filter: drop-shadow(0 8px 20px rgba(0, 0, 0, 0.1));
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.campaign-item-card:hover .campaign-item-visual img {
  transform: scale(1.08) rotate(-2deg);
}

.campaign-item-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 6px 14px;
  background: linear-gradient(135deg, #FF6B8A, #FF8FAB);
  color: white;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 50px;
  box-shadow: 0 4px 12px rgba(255, 107, 138, 0.3);
  letter-spacing: 0.05em;
}

.campaign-item-info {
  padding: 24px 28px 28px;
}

.campaign-item-name {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.campaign-item-name .item-emoji {
  font-size: 1.3rem;
}

.campaign-item-description {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

/* ---------- Purchase Flow ---------- */
.purchase-flow {
  background: linear-gradient(135deg, #FFF8FA, #F8F0FF);
  border-radius: 16px;
  padding: 18px 20px;
  border: 1px solid rgba(255, 200, 220, 0.3);
}

.purchase-flow-title {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--pink-600);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.purchase-flow-title .flow-icon {
  font-size: 1rem;
}

.purchase-flow-steps {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.flow-step {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: white;
  border-radius: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  border: 1px solid rgba(255, 200, 220, 0.2);
  white-space: nowrap;
}

.flow-step .step-icon {
  font-size: 0.9rem;
}

.flow-arrow {
  color: var(--pink-400);
  font-size: 0.85rem;
  font-weight: 700;
  flex-shrink: 0;
}

/* ---------- Name Parts (No Image) ---------- */
.campaign-item-visual.no-image {
  background: linear-gradient(135deg, #FFF5E6, #FFFDF0, #FFF0F6);
}

.name-parts-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.name-parts-scroll {
  font-size: 5rem;
  line-height: 1;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.1));
}

.name-parts-text {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 900;
  background: linear-gradient(135deg, #D4A574, #C49A6C, #B8860B);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 0.1em;
}

/* ---------- Notice Section ---------- */
.campaign-notice-section {
  padding: 60px 0;
  background: var(--cream);
}

.campaign-notice-card {
  max-width: 700px;
  margin: 0 auto;
  background: white;
  border-radius: 24px;
  padding: 40px;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(255, 200, 200, 0.2);
}

.campaign-notice-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.campaign-notice-list {
  list-style: none;
  padding: 0;
}

.campaign-notice-list li {
  position: relative;
  padding: 8px 0 8px 24px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.campaign-notice-list li::before {
  content: '•';
  position: absolute;
  left: 8px;
  color: var(--pink-400);
  font-weight: 700;
}

/* ---------- Back to Home ---------- */
.campaign-back-section {
  padding: 60px 0 80px;
  background: white;
  text-align: center;
}

.campaign-back-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 36px;
  background: linear-gradient(135deg, var(--pink-500), var(--coral));
  color: white;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  border-radius: 50px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 16px rgba(255, 107, 107, 0.25);
}

.campaign-back-link:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(255, 107, 107, 0.35);
}

.campaign-back-link .back-arrow {
  font-size: 1.2rem;
  transition: transform 0.3s ease;
}

.campaign-back-link:hover .back-arrow {
  transform: translateX(-4px);
}

/* ---------- Campaign Footer ---------- */
.campaign-footer {
  padding: 32px 0;
  background: var(--pink-100);
  border-top: 1px solid var(--pink-200);
}

.campaign-footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.campaign-footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.campaign-footer-logo {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.campaign-footer-name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: var(--pink-600);
}

.campaign-footer-copy {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ---------- Sparkle decorations ---------- */
.sparkle-decoration {
  position: absolute;
  pointer-events: none;
  z-index: 0;
}

.sparkle-decoration span {
  position: absolute;
  font-size: 1.5rem;
  animation: sparkleFloat 3s ease-in-out infinite;
}

/* ---------- Campaign Banner (for index.html) ---------- */
.campaign-banner-strip {
  display: block;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #FFF0F6, #F3E8FF, #FFFDF0);
  padding: 40px 24px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  border-bottom: 1px solid rgba(255, 200, 220, 0.3);
}

.campaign-banner-strip:hover {
  background: linear-gradient(135deg, #FFE8F0, #EDE0FF, #FFF8E0);
}

.campaign-banner-inner {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
}

.campaign-banner-text {
  text-align: left;
}

.campaign-banner-label {
  display: inline-block;
  padding: 4px 14px;
  background: linear-gradient(135deg, #FF6B8A, #C084FC);
  color: white;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  border-radius: 50px;
  margin-bottom: 8px;
  letter-spacing: 0.1em;
}

.campaign-banner-heading {
  font-family: var(--font-heading);
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.campaign-banner-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.campaign-banner-arrow {
  font-size: 1.5rem;
  color: var(--pink-500);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.campaign-banner-strip:hover .campaign-banner-arrow {
  transform: translateX(6px);
}

.campaign-banner-sparkle {
  position: absolute;
  font-size: 1.2rem;
  animation: sparkleFloat 4s ease-in-out infinite;
  pointer-events: none;
}

.campaign-banner-sparkle:nth-child(1) { top: 15%; left: 8%; animation-delay: 0s; }
.campaign-banner-sparkle:nth-child(2) { top: 60%; left: 12%; animation-delay: 1.5s; }
.campaign-banner-sparkle:nth-child(3) { top: 20%; right: 10%; animation-delay: 0.8s; }
.campaign-banner-sparkle:nth-child(4) { bottom: 20%; right: 8%; animation-delay: 2s; }

@keyframes sparkleFloat {
  0%, 100% {
    transform: translateY(0) scale(1);
    opacity: 0.6;
  }
  50% {
    transform: translateY(-12px) scale(1.2);
    opacity: 1;
  }
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .campaign-hero {
    padding: calc(var(--nav-total-height) + 36px) 16px 60px;
    min-height: auto;
  }

  .campaign-banner-img {
    border-radius: 16px;
    margin-bottom: 28px;
  }

  .campaign-items-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 0 4px;
  }

  .campaign-item-visual {
    padding: 24px;
    min-height: 180px;
  }

  .campaign-hero-subtitle {
    font-size: 0.95rem;
    max-width: 32rem;
    padding: 0 4px;
  }

  .campaign-banner-sparkle:nth-child(1) { left: 12%; }
  .campaign-banner-sparkle:nth-child(2) { left: 15%; }
  .campaign-banner-sparkle:nth-child(3) { right: 12%; }
  .campaign-banner-sparkle:nth-child(4) { right: 10%; }

  .campaign-item-visual img {
    max-width: 140px;
    max-height: 140px;
  }

  .campaign-item-info {
    padding: 20px 22px 24px;
  }

  .purchase-flow-steps {
    gap: 4px;
  }

  .flow-step {
    padding: 4px 10px;
    font-size: 0.72rem;
  }

  .campaign-notice-card {
    padding: 28px 24px;
    margin: 0 8px;
  }

  .campaign-banner-inner {
    flex-direction: column;
    gap: 12px;
  }

  .campaign-banner-text {
    text-align: center;
  }

  .campaign-footer-content {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .campaign-hero-title {
    gap: 0;
  }

  .campaign-period-badge {
    padding: 10px 20px;
    font-size: 0.85rem;
  }

  .campaign-hero-title-text {
    font-size: 1.55rem;
  }

  .campaign-hero-flower {
    display: none;
  }

  .campaign-hero-subtitle {
    font-size: 0.92rem;
    line-height: 1.7;
    max-width: 100%;
  }

  .campaign-item-name {
    font-size: 1.05rem;
  }

  .name-parts-scroll {
    font-size: 4rem;
  }

  .name-parts-text {
    font-size: 1.3rem;
  }
}