/* index.css - トップページ専用スタイル */

/* ========================================
   Hero Section
   ======================================== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  text-align: left;
  color: var(--color-text);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    linear-gradient(to right, rgba(245, 230, 211, 0.8) 0%, rgba(245, 230, 211, 0.65) 40%, rgba(245, 230, 211, 0) 70%),
    url('../images/main_image.jpg') center/cover no-repeat;
  z-index: -1;
}

.hero-bg::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="2" fill="%23ffffff" opacity="0.3"/></svg>') repeat;
  background-size: 50px 50px;
}

.hero-content {
  padding: var(--space-xl);
  padding-top: 120px;
  padding-left: 5%;
  max-width: 500px;
}

.hero-date {
  font-family: var(--font-accent);
  font-size: var(--text-lg);
  letter-spacing: 0.2em;
  margin-bottom: var(--space-lg);
  color: var(--color-gray-dark);
}

.hero-title {
  font-family: var(--font-accent);
  font-size: clamp(2rem, 7vw, 3.5rem);
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.hero-subtitle {
  font-family: var(--font-primary);
  font-size: clamp(1.2rem, 4vw, 1.8rem);
  font-weight: 600;
  margin-bottom: var(--space-md);
  letter-spacing: 0.05em;
}

.hero-desc {
  font-size: var(--text-lg);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

.hero-venue {
  font-size: var(--text-base);
  color: var(--color-gray-dark);
}

/* ========================================
   Benefit Section (来場特典)
   ======================================== */
.benefit {
  padding: var(--space-2xl) 0;
  background-color: var(--color-white);
}

.benefit-box {
  background: linear-gradient(135deg, #fff0f5 0%, #ffe4ec 100%);
  padding: var(--space-2xl);
  border-radius: 20px;
  text-align: center;
  border: 2px solid #ffb6c1;
}

.benefit-label {
  font-size: var(--text-lg);
  color: var(--color-highlight);
  margin-bottom: var(--space-md);
  font-weight: 500;
}

.benefit-main {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-md);
}

.benefit-main strong {
  font-size: var(--text-3xl);
  color: var(--color-highlight);
  font-weight: 700;
}

.benefit-note {
  font-size: var(--text-sm);
  color: var(--color-text-light);
}

/* ========================================
   Problem Section (共感型)
   ======================================== */
.problem {
  background-color: var(--color-off-white);
}

.section-title-simple {
  font-size: var(--text-2xl);
  text-align: center;
  margin-bottom: var(--space-2xl);
  line-height: 1.6;
}

.problem-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  max-width: 800px;
  margin: 0 auto var(--space-2xl);
}

.problem-item {
  background: linear-gradient(135deg, #ffffff 0%, #fff5f7 100%);
  padding: var(--space-lg);
  border-radius: 12px;
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.problem-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.problem-text {
  font-size: var(--text-base);
  color: var(--color-text-light);
  line-height: 1.6;
}

.problem-arrow {
  text-align: center;
  margin: var(--space-xl) 0;
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
}

.arrow-down {
  display: inline-block;
  width: 20px;
  height: 20px;
  border-left: 3px solid var(--color-highlight);
  border-bottom: 3px solid var(--color-highlight);
  transform: rotate(-45deg);
}

.problem-solution {
  text-align: center;
}

.solution-headline {
  font-size: var(--text-2xl);
  color: var(--color-white);
  background-color: var(--color-highlight);
  padding: var(--space-md) var(--space-xl);
  border-radius: 100px;
  margin-bottom: var(--space-lg);
  display: inline-block;
}

.solution-body {
  font-size: var(--text-base);
  line-height: 2;
}

.solution-body p {
  margin-bottom: var(--space-sm);
}

/* ========================================
   About Section
   ======================================== */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.about-image {
  overflow: hidden;
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

.about-text {
  text-align: center;
}

.about-lead {
  font-size: var(--text-lg);
  line-height: 2;
  margin-bottom: var(--space-xl);
}

.about-info {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  background-color: var(--color-white);
  padding: var(--space-xl);
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.about-info-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.about-info-label {
  font-size: var(--text-sm);
  color: var(--color-primary-dark);
  font-weight: 500;
}

.about-info-value {
  font-size: var(--text-base);
  font-weight: 500;
}

/* ========================================
   Merit Section
   ======================================== */
.merit {
  position: relative;
  background-image: url('../images/image_4.jpg');
  background-size: cover;
  background-position: center;
}

.merit::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(253, 252, 250, 1) 0%,
    rgba(253, 252, 250, 0.8) 25%,
    rgba(253, 252, 250, 0.8) 75%,
    rgba(253, 252, 250, 1) 100%
  );
}

.merit > .container {
  position: relative;
  z-index: 1;
}

.merit-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  max-width: 800px;
  margin: 0 auto;
}

.merit-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-lg);
  padding: var(--space-lg);
  background-color: var(--color-off-white);
  border-radius: 12px;
}

.merit-number {
  font-family: var(--font-accent);
  font-size: var(--text-3xl);
  font-weight: 600;
  color: var(--color-primary-dark);
  line-height: 1;
  min-width: 50px;
}

.merit-content {
  flex: 1;
}

.merit-title {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.merit-text {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: 1.8;
}

/* ========================================
   Artists Section
   ======================================== */
.artists-intro {
  text-align: center;
  margin-bottom: var(--space-2xl);
  color: var(--color-text-light);
}

.artists-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: var(--space-md);
  max-width: 900px;
  margin: 0 auto;
}

.artist-name {
  background-color: var(--color-white);
  padding: var(--space-md) var(--space-lg);
  border-radius: 8px;
  text-align: center;
  font-size: var(--text-sm);
  border: 1px solid var(--color-gray-light);
  transition: var(--transition-fast);
}

.artist-name:hover {
  border-color: var(--color-primary);
  background-color: var(--color-primary-light);
}

/* ========================================
   Gallery Preview Section
   ======================================== */
.gallery-preview {
  background-color: var(--color-white);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}

.gallery-item {
  aspect-ratio: 1;
  overflow: hidden;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-normal);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray);
  font-size: var(--text-sm);
}

.gallery-cta {
  text-align: center;
}

/* ========================================
   Previous Event Section
   ======================================== */
.previous-event {
  background-color: var(--color-off-white);
}

.event-images {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-3xl);
}

.event-image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.event-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.voice-subtitle {
  font-family: var(--font-accent);
  font-size: var(--text-2xl);
  text-align: center;
  margin-bottom: var(--space-2xl);
}

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

.voice-card {
  background-color: var(--color-white);
  padding: var(--space-xl);
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.voice-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  overflow: hidden;
  margin-bottom: var(--space-lg);
  border: 3px solid var(--color-primary-light);
}

.voice-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.voice-text {
  font-size: var(--text-base);
  line-height: 1.8;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.voice-author {
  font-size: var(--text-sm);
  color: var(--color-text-light);
}

/* ========================================
   Access Section
   ======================================== */
.access {
  background-color: var(--color-white);
}

.access-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.access-map {
  border-radius: 12px;
  overflow: hidden;
}

.map-placeholder {
  width: 100%;
  height: 300px;
  background: linear-gradient(135deg, var(--color-gray-light) 0%, var(--color-accent) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray);
}

.access-venue {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.access-address {
  margin-bottom: var(--space-lg);
  line-height: 1.8;
}

.access-details p {
  margin-bottom: var(--space-lg);
  line-height: 1.8;
}

.access-details strong {
  color: var(--color-primary-dark);
}

/* ========================================
   Workshop Section
   ======================================== */
.workshop {
  background: linear-gradient(135deg, #fff9f0 0%, #fff 100%);
}

.workshop-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
  background: var(--color-white);
  border-radius: 16px;
  padding: var(--space-2xl);
  box-shadow: 0 4px 20px rgba(98, 45, 24, 0.08);
}

.workshop-image {
  border-radius: 12px;
  overflow: hidden;
}

.workshop-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 5;
}

.workshop-info {
  display: flex;
  flex-direction: column;
}

.workshop-header {
  text-align: center;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid #f0e6dc;
}

.workshop-date {
  display: inline-block;
  background: var(--color-highlight);
  color: var(--color-white);
  padding: var(--space-xs) var(--space-md);
  border-radius: 20px;
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--space-md);
}

.workshop-title {
  font-size: var(--text-xl);
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.workshop-artist {
  color: var(--color-primary-dark);
  font-size: var(--text-base);
}

.workshop-fee {
  display: inline-block;
  background: var(--color-off-white);
  color: var(--color-text);
  padding: var(--space-xs) var(--space-md);
  border-radius: 8px;
  font-size: var(--text-base);
  font-weight: 500;
  margin-top: var(--space-md);
}

.workshop-description {
  margin-bottom: var(--space-lg);
  padding: var(--space-md);
  background: var(--color-off-white);
  border-radius: 8px;
}

.workshop-description p {
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.workshop-description p:last-child {
  margin-bottom: 0;
}

.workshop-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text);
  margin-bottom: var(--space-md);
  font-weight: 500;
}

.workshop-menu {
  list-style: none;
  padding: 0;
  margin-bottom: var(--space-xl);
}

.workshop-menu li {
  padding: var(--space-sm) 0;
  padding-left: var(--space-lg);
  position: relative;
  color: var(--color-text);
  border-bottom: 1px dashed #f0e6dc;
}

.workshop-menu li::before {
  content: "♡";
  position: absolute;
  left: 0;
  color: var(--color-highlight);
}

.schedule-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
}

.schedule-item {
  background: var(--color-off-white);
  padding: var(--space-sm);
  border-radius: 8px;
  text-align: center;
  font-size: var(--text-sm);
  color: var(--color-text);
}

@media (max-width: 899px) {
  .workshop-content {
    grid-template-columns: 1fr;
  }

  .workshop-image {
    max-width: 400px;
    margin: 0 auto;
  }
}

@media (max-width: 599px) {
  .schedule-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .workshop-content {
    padding: var(--space-lg);
  }
}

/* ========================================
   FAQ Section
   ======================================== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-gray-light);
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) 0;
  font-size: var(--text-base);
  font-weight: 500;
  text-align: left;
  transition: var(--transition-fast);
}

.faq-question:hover {
  color: var(--color-primary-dark);
}

.faq-icon {
  font-size: var(--text-xl);
  color: var(--color-primary-dark);
  transition: var(--transition-fast);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 200px;
  padding-bottom: var(--space-lg);
}

.faq-answer p {
  color: var(--color-text-light);
  line-height: 1.8;
}

/* ========================================
   Contact Section
   ======================================== */
.contact {
  background-color: var(--color-white);
}

.contact-content {
  text-align: center;
}

.contact-text {
  margin-bottom: var(--space-xl);
  line-height: 1.8;
}

.contact-instagram {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
  color: var(--color-white);
  padding: var(--space-md) var(--space-xl);
  border-radius: 30px;
  font-weight: 500;
  transition: var(--transition-normal);
}

.contact-instagram:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.instagram-icon {
  width: 24px;
  height: 24px;
}

/* ========================================
   Footer SNS
   ======================================== */
.footer-sns {
  margin-bottom: var(--space-md);
}

.footer-sns a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--color-gray);
  color: var(--color-white);
  transition: var(--transition-fast);
}

.footer-sns a:hover {
  background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}

/* ========================================
   Utility Classes
   ======================================== */
.sp-only {
  display: none;
}

/* ========================================
   Responsive - Tablet
   ======================================== */
@media (max-width: 899px) {
  .about-content {
    grid-template-columns: 1fr;
  }

  .about-image {
    max-width: 500px;
    margin: 0 auto;
  }

  .problem-list {
    grid-template-columns: 1fr;
  }

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

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

  .event-images .event-image:last-child {
    display: none;
  }

  .voice-list {
    grid-template-columns: 1fr;
  }

  .access-content {
    grid-template-columns: 1fr;
  }

  .access-map {
    order: -1;
  }
}

/* ========================================
   Responsive - Mobile
   ======================================== */
@media (max-width: 599px) {
  .hero {
    min-height: 500px;
  }

  .hero-title {
    font-size: 1.75rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-desc {
    font-size: var(--text-base);
  }

  .sp-only {
    display: inline;
  }

  .benefit-main {
    font-size: var(--text-xl);
  }

  .benefit-main strong {
    font-size: var(--text-2xl);
  }

  .section-title-simple {
    font-size: var(--text-xl);
  }

  .problem-solution strong {
    font-size: var(--text-xl);
  }

  .merit-item {
    flex-direction: column;
    text-align: center;
  }

  .merit-number {
    min-width: auto;
  }

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

  .event-images {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .event-images .event-image:last-child {
    display: block;
  }

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