/* ============================================
   やまこい - モダンでスタイリッシュなデザイン
   ============================================ */

/* ===== 変数定義 ===== */
:root {
  --primary-color: #10b981;
  --primary-dark: #059669;
  --primary-light: #34d399;
  --secondary-color: #6366f1;
  --accent-color: #f59e0b;
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --bg-primary: #ffffff;
  --bg-secondary: #f9fafb;
  --bg-tertiary: #f3f4f6;
  --border-color: #e5e7eb;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== ベーススタイル ===== */
* {
  box-sizing: border-box;
}

body {
  font-family: 'Noto Sans JP', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 50%, #f9fafb 100%);
  background-attachment: fixed;
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ===== ヘッダー ===== */
.main-header {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  box-shadow: var(--shadow-lg);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(10px);
  border-bottom: 3px solid rgba(255, 255, 255, 0.1);
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: white;
  font-size: 1.75rem;
  font-weight: 900;
  transition: var(--transition);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
}

.logo-link:hover {
  color: white;
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.1);
}

.logo-link i {
  font-size: 2rem;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.logo-icon {
  width: 40px;
  height: 40px;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
  transition: var(--transition);
}

.logo-link:hover .logo-icon {
  transform: scale(1.1);
}

.logo-text {
  font-family: 'Inter', sans-serif;
  letter-spacing: -0.02em;
}

.header-nav {
  display: flex !important;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.user-greeting {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: white;
  font-weight: 500;
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
}

.user-greeting i {
  font-size: 1.5rem;
}

.header-buttons {
  display: flex !important;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.btn-profile,
.btn-logout,
.btn-login {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  font-size: 0.9375rem;
}

.btn-profile {
  background: white;
  color: var(--primary-color);
  box-shadow: var(--shadow-md);
}

.btn-profile:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--primary-dark);
}

.btn-logout,
.btn-login {
  background: rgba(255, 255, 255, 0.15);
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
}

.btn-logout:hover,
.btn-login:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
  color: white;
}

/* ===== メインコンテンツ ===== */
.main-content {
  flex: 1;
  padding: 2rem 0;
  animation: fadeIn 0.6s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== サイドバー ===== */
aside .sidebar-card {
  background: var(--bg-primary);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  transition: var(--transition);
  position: sticky;
  top: 100px;
  width: 100%;
  box-sizing: border-box;
}

aside .sidebar-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-2px);
}

aside .sidebar-card .sidebar-title {
  display: flex !important;
  align-items: center;
  gap: 0.75rem;
  color: var(--primary-color);
  font-weight: 700;
  font-size: 1.125rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--border-color);
}

aside .sidebar-card .sidebar-title i {
  font-size: 1.5rem;
}

aside .sidebar-card .sidebar-menu {
  display: flex !important;
  flex-direction: column !important;
  gap: 0.75rem;
  width: 100%;
  list-style: none;
  padding: 0;
  margin: 0;
}

aside .sidebar-card .sidebar-menu .sidebar-item {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  gap: 0.75rem;
  padding: 0.875rem 1rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 500;
  transition: var(--transition);
  border: 2px solid transparent;
  width: 100%;
  box-sizing: border-box;
}

aside .sidebar-card .sidebar-menu .sidebar-item:hover {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  color: white !important;
  transform: translateX(5px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-dark);
}

aside .sidebar-card .sidebar-menu .sidebar-item i {
  font-size: 1.25rem;
  flex-shrink: 0;
}

aside .sidebar-card .sidebar-menu .sidebar-item span {
  flex: 1;
}

/* ===== カード ===== */
.card,
.shadow-sm {
  background: var(--bg-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  transition: var(--transition);
  overflow: hidden;
}

.card:hover,
.shadow-sm:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
}

.card-body {
  padding: 2rem;
}

.card-title {
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 3px solid var(--primary-color);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* ===== アラート ===== */
.custom-alert {
  border-radius: var(--radius-lg);
  border: none;
  box-shadow: var(--shadow-md);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.custom-alert i {
  font-size: 1.25rem;
}

.alert-success {
  background: linear-gradient(135deg, #d1fae5, #a7f3d0);
  color: #065f46;
  border-left: 4px solid var(--primary-color);
}

.alert-danger,
.alert-error {
  background: linear-gradient(135deg, #fee2e2, #fecaca);
  color: #991b1b;
  border-left: 4px solid #ef4444;
}

.alert-info {
  background: linear-gradient(135deg, #dbeafe, #bfdbfe);
  color: #1e40af;
  border-left: 4px solid var(--secondary-color);
}

.alert-warning {
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  color: #92400e;
  border-left: 4px solid var(--accent-color);
}

/* ===== ボタン ===== */
.btn {
  border-radius: var(--radius-md);
  font-weight: 600;
  padding: 0.625rem 1.5rem;
  transition: var(--transition);
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-success {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-success:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
}

.btn-primary {
  background: linear-gradient(135deg, var(--secondary-color), #818cf8);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline-success {
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
  background: transparent;
}

.btn-outline-success:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
  border-radius: var(--radius-lg);
}

/* ===== テーブル ===== */
.table {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.table thead {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: white;
}

.table tbody tr {
  transition: var(--transition);
}

.table tbody tr:hover {
  background: var(--bg-secondary);
  transform: scale(1.01);
}

.table a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
}

.table a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

/* ===== フォーム ===== */
.form-control {
  border-radius: var(--radius-md);
  border: 2px solid var(--border-color);
  padding: 0.75rem 1rem;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
  outline: none;
}

.form-label {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.input-80 {
  width: 80%;
}

input[type="date"],
input[type="time"] {
  width: auto;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  font-size: 1rem;
  color: var(--text-primary);
  transition: var(--transition);
}

input[type="date"]:focus,
input[type="time"]:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
  outline: none;
}

/* ===== バッジ ===== */
.badge-verified {
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  color: #92400e;
  font-size: 0.875rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
  border: 1px solid #fbbf24;
}

/* ===== フッター ===== */
.main-footer {
  background: linear-gradient(135deg, var(--text-primary), #374151);
  color: white;
  padding: 2rem 0;
  margin-top: 4rem;
  box-shadow: 0 -4px 6px -1px rgba(0, 0, 0, 0.1);
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.footer-contact-info {
  text-align: center;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-contact-info p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 0.5rem;
}

.footer-contact-info a {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-weight: 500;
}

.footer-contact-info a:hover {
  color: white;
  text-decoration: underline;
}

.footer-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
}

.footer-link:hover {
  color: white;
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.footer-copyright {
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ===== ユーティリティ ===== */
.text-success {
  color: var(--primary-color) !important;
}

.bg-success {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark)) !important;
}

.shadow-sm {
  box-shadow: var(--shadow-md) !important;
}

/* ===== レスポンシブ ===== */
@media (max-width: 768px) {
  .main-header {
    padding: 0.75rem 0;
  }

  .logo-link {
    font-size: 1.5rem;
  }

  .header-nav {
    width: 100%;
    margin-top: 1rem;
    justify-content: flex-end;
  }

  .user-greeting {
    width: 100%;
    justify-content: center;
  }

  .sidebar-card {
    position: relative;
    top: 0;
    margin-bottom: 1.5rem;
  }

  .main-content {
    padding: 1rem 0;
  }

  .card-body {
    padding: 1.5rem;
  }
}

/* ===== アニメーション ===== */
@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* ===== カスタムスクロールバー ===== */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-dark);
}

/* ===== トップページ - ヒーローセクション ===== */
.hero-section {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.hero-image-wrapper {
  position: relative;
  width: 100%;
  height: 500px;
  overflow: hidden;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.hero-section:hover .hero-image {
  transform: scale(1.05);
}

.hero-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  text-align: center;
  z-index: 1;
  padding: 2rem;
}

.hero-text-box {
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: 1.25rem 1.75rem;
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.2);
  border-top: 3px solid var(--primary-color);
  max-width: 700px;
  margin: 0 auto;
}

.hero-title {
  font-size: 1.75rem;
  font-weight: 900;
  margin-bottom: 0.5rem;
  color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.hero-title i {
  font-size: 2rem;
  color: var(--primary-color);
}

.hero-subtitle {
  font-size: 0.9375rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
  line-height: 1.5;
  font-weight: 500;
}

.hero-cta {
  margin-top: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.9375rem;
  box-shadow: 0 10px 25px rgba(16, 185, 129, 0.4);
}

.about-section {
  margin-top: 3rem;
}

.safety-section {
  margin-top: 3rem;
}

.safety-card {
  background: linear-gradient(135deg, #ffffff 0%, #f0fdf4 100%);
  border-radius: var(--radius-xl);
  padding: 3rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}

.safety-content {
  line-height: 1.8;
}

.safety-measures-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.safety-measure-item {
  text-align: center;
  padding: 1.5rem;
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  border: 2px solid transparent;
}

.safety-measure-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.measure-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1rem;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
}

.measure-icon i {
  font-size: 2.5rem;
  color: white;
}

.safety-measure-item h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.safety-measure-item p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.6;
  margin: 0;
}

.about-card {
  background: linear-gradient(135deg, #ffffff 0%, #f0fdf4 100%);
  border-radius: var(--radius-xl);
  padding: 3rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}

.section-title {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--primary-color);
  font-weight: 700;
  font-size: 2rem;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 3px solid var(--primary-color);
}

.section-title i {
  font-size: 2.5rem;
}

.about-content {
  line-height: 1.8;
}

.highlight {
  color: var(--primary-color);
  font-size: 1.1em;
}

/* ===== イベント一覧ページ ===== */
.section-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--border-color);
}

.section-header i {
  font-size: 1.75rem;
}

.event-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.event-card {
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 2px solid var(--border-color);
  transition: var(--transition);
  overflow: hidden;
}

.event-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-color);
}

.event-card.past-event {
  opacity: 0.8;
}

.event-card-header {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  padding: 1rem 1.25rem;
  color: white;
}

.event-title {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 700;
}

.event-title a {
  color: white;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.event-title a:hover {
  color: white;
  text-decoration: underline;
}

.event-card-body {
  padding: 1.25rem;
}

.event-info {
  margin-bottom: 1rem;
}

.info-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

.info-item i {
  color: var(--primary-color);
  width: 20px;
}

.event-actions {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-secondary);
}

.empty-state i {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

/* ===== イベント詳細ページ ===== */
.event-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.event-actions-header {
  display: flex;
  gap: 0.75rem;
}

.event-details {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.detail-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--primary-color);
  transition: var(--transition);
}

.detail-item:hover {
  background: var(--bg-tertiary);
  transform: translateX(5px);
}

.detail-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 150px;
  font-weight: 600;
  color: var(--primary-color);
}

.detail-label i {
  font-size: 1.25rem;
}

.detail-value {
  flex: 1;
  color: var(--text-primary);
  line-height: 1.6;
}

.description-item {
  flex-direction: column;
  align-items: stretch;
}

.description-item .detail-label {
  margin-bottom: 0.75rem;
}

.description-text {
  white-space: pre-line;
  line-height: 1.8;
}

.participation-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem;
  border-radius: var(--radius-lg);
  margin: 2rem 0;
  flex-wrap: wrap;
  gap: 1rem;
}

.participation-status.joined {
  background: linear-gradient(135deg, #d1fae5, #a7f3d0);
  color: #065f46;
  border: 2px solid var(--primary-color);
}

.participation-status.requested {
  background: linear-gradient(135deg, #dbeafe, #bfdbfe);
  color: #1e40af;
  border: 2px solid var(--secondary-color);
  justify-content: center;
}

.status-content {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
}

.status-content i {
  font-size: 1.5rem;
}

.participation-action {
  text-align: center;
  margin: 2rem 0;
}

.participation-btn {
  padding: 1rem 2.5rem;
  font-size: 1.125rem;
  box-shadow: var(--shadow-lg);
}

.divider {
  border: none;
  border-top: 2px solid var(--border-color);
  margin: 2.5rem 0;
}

.participant-info-section {
  margin-top: 2rem;
}

.section-subtitle {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--border-color);
}

.section-subtitle i {
  color: var(--primary-color);
}

.participant-info-content {
  padding: 1.25rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  line-height: 1.8;
  color: var(--text-secondary);
}

/* ===== 運営についてページ ===== */
.company-info {
  background: var(--bg-secondary);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--primary-color);
}

.mission-content,
.security-content,
.commitment-content {
  line-height: 1.8;
}

.mission-list {
  list-style: none;
  padding: 0;
  margin-top: 1.5rem;
}

.mission-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding: 1rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
}

.mission-list li i {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 0.25rem;
}

.security-measures {
  margin-top: 1.5rem;
}

.measure-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding: 1.25rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--primary-color);
}

.measure-item i {
  font-size: 2rem;
  color: var(--primary-color);
  flex-shrink: 0;
}

.measure-item strong {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
  font-size: 1.125rem;
}

.measure-item p {
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.6;
}

.commitment-list {
  list-style: none;
  padding: 0;
  margin-top: 1.5rem;
}

.commitment-list li {
  padding: 0.875rem 1rem;
  margin-bottom: 0.75rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--primary-color);
  padding-left: 1.5rem;
  position: relative;
}

.commitment-list li::before {
  content: "✓";
  position: absolute;
  left: 0.5rem;
  color: var(--primary-color);
  font-weight: bold;
}

/* ===== プライバシーポリシーページ ===== */
.privacy-intro {
  background: var(--bg-secondary);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--primary-color);
}

.privacy-content {
  line-height: 1.8;
}

.privacy-content ul {
  margin-top: 1rem;
  padding-left: 1.5rem;
}

.privacy-content li {
  margin-bottom: 0.75rem;
}

.contact-info-box {
  background: var(--bg-secondary);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--primary-color);
  margin-top: 1rem;
}

.contact-info-box a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
}

.contact-info-box a:hover {
  text-decoration: underline;
}

/* ===== 利用規約ページ ===== */
.terms-intro {
  background: var(--bg-secondary);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--primary-color);
}

.terms-content {
  line-height: 1.8;
}

.terms-content ul {
  margin-top: 1rem;
  padding-left: 1.5rem;
}

.terms-content li {
  margin-bottom: 0.75rem;
}

.terms-content a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
}

.terms-content a:hover {
  text-decoration: underline;
}

/* ===== レスポンシブ（追加） ===== */
@media (max-width: 768px) {
  .hero-image-wrapper {
    height: 400px;
  }

  .hero-content {
    padding: 1rem;
  }

  .hero-text-box {
    padding: 1rem 1.25rem;
    max-width: 100%;
  }

  .hero-title {
    font-size: 1.375rem;
    margin-bottom: 0.375rem;
  }

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

  .hero-subtitle {
    font-size: 0.8125rem;
    margin-bottom: 0.5rem;
  }

  .hero-cta {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
  }

  .about-card {
    padding: 2rem 1.5rem;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .safety-card {
    padding: 2rem 1.5rem;
  }

  .safety-measures-grid {
    grid-template-columns: 1fr;
  }

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

  .event-header {
    flex-direction: column;
  }

  .detail-item {
    flex-direction: column;
  }

  .detail-label {
    min-width: auto;
  }

  .participation-status {
    flex-direction: column;
    text-align: center;
  }

  .section-subtitle {
    font-size: 1.25rem;
  }

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

  .measure-item i {
    margin: 0 auto;
  }
}