:root {
  --primary: #0066cc;
  --primary-dark: #004080;
  --primary-light: #4d9eff;
  --background: #f0f8ff;
  --white: #ffffff;
  --text: #2a2a2a;
  --text-light: #555;
  --text-lighter: #777;
  --card-bg: #ffffff;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.15);
  --discord: #5865F2;
  --vatsim: #1a4b8c;
  --simulator: #8a2be2;
  --frequency: #4b0082;
  --transition: all 0.3s ease;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  height: 100%;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background-color: var(--background);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.scroll-top-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 99;
  width: 3rem;
  height: 3rem;
  background-color: var(--primary);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
  opacity: 0;
  visibility: hidden;
}

.scroll-top-btn.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-top-btn:hover {
  background-color: var(--primary-dark);
  transform: translateY(-3px);
}

.white-text {
  color: var(--white);
}

.site-header {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--white);
  padding: 2rem 1rem;
  text-align: center;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.site-header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('../src/UNNT_TERMINAL_SUNSET.png') center/cover no-repeat;
  opacity: 0.15;
  z-index: 0;
}

.header-content {
  position: relative;
  z-index: 1;
  max-width: 1300px;
  margin: 0 auto;
  padding: 1rem;
}

.logo-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.logo {
  height: 5rem;
  width: auto;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.site-header h1 {
  font-size: 2.2rem;
  margin-bottom: 0.5rem;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.header-subtitle {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  opacity: 0.9;
}

.header-links {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.header-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(5px);
  color: var(--white);
  padding: 0.6rem 1.2rem;
  border-radius: 2rem;
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.header-link:hover {
  background-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
  text-decoration: none;
}

.header-link img {
  height: 1.2rem;
  width: auto;
}

.main-nav {
  background-color: var(--primary-dark);
  padding: 0.5rem 1rem;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-container {
  max-width: 1300px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.nav-links {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: center;
}

.nav-link {
  color: var(--white);
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  transition: var(--transition);
  font-size: 0.95rem;
  font-weight: 500;
}

.nav-link:hover, .nav-link.active {
  background-color: rgba(255, 255, 255, 0.2);
  text-decoration: none;
}

.nav-link.home-link {
  background-color: rgba(255, 255, 255, 0.1);
  font-weight: 600;
}

.language-switcher {
  display: flex;
  gap: 0.5rem;
}

.lang-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  transition: var(--transition);
}

.lang-flag {
  height: 1.25rem;
  width: 1.75rem;
  border-radius: 0.2rem;
  transition: var(--transition);
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
}

.lang-btn.active .lang-flag {
  transform: scale(1.1);
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.4);
  opacity: 1;
  filter: none;
}

.lang-btn:not(.active) .lang-flag {
  opacity: 0.7;
  filter: grayscale(20%);
}

.lang-btn:hover .lang-flag {
  transform: scale(1.1);
  opacity: 1;
  filter: none;
}

.main-content {
  box-sizing: border-box;
  flex: 1;
  padding: 2rem 1rem;
  max-width: 1300px;
  margin: 0 auto;
  width: 100%;
}

.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  padding-top: 50px;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0,0,0,0.9);
}

.modal-content {
  margin: auto;
  display: block;
  width: auto;
  max-width: 90%;
  max-height: 80vh;
  animation-name: zoom;
  animation-duration: 0.3s;
  object-fit: contain;
  cursor: zoom-in;
  transition: transform 0.2s ease;
}

.modal-content:hover {
  transform: scale(1.03);
}

@keyframes zoom {
  from {transform: scale(0.1)}
  to {transform: scale(1)}
}

.close {
  position: absolute;
  top: 15px;
  right: 35px;
  color: #f1f1f1;
  font-size: 40px;
  font-weight: bold;
  transition: 0.3s;
  cursor: pointer;
}

.close:hover {
  color: #bbb;
  text-decoration: none;
}

.modal-caption {
  margin: auto;
  display: block;
  width: 80%;
  max-width: 1200px;
  text-align: center;
  color: #ccc;
  padding: 10px 0;
  font-size: 1.2em;
}

.simulator-section {
  display: flex;
  gap: 2rem;
  margin: 2.5rem 0;
  flex-wrap: wrap;
  align-items: flex-start;
}

.metar-simulator-container {
  display: flex;
  gap: 2rem;
  width: 100%;
  flex-wrap: wrap;
  align-items: flex-start;
}

.simulator-standalone {
  flex: 1;
  min-height: 100%;
  background: #f5f0ff;
  border-left: 4px solid #8a2be2;
  padding: 1.8rem;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(138, 43, 226, 0.1);
}

.simulator-standalone:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(138, 43, 226, 0.3);
  background: linear-gradient(15deg, #f5f0ff, #f0e5ff);
}

.warning-fullwidth {
  display: flex;
  flex-direction: column;
  background: #fff8e6;
  border-left: 4px solid #ff9900;
  padding: 1.5rem;
  border-radius: var(--radius);
  width: 100%;
  box-shadow: 0 4px 12px rgba(255, 153, 0, 0.2);
  transition: var(--transition);
}

.warning-fullwidth:hover {
  background: #fff3d6;
  box-shadow: 0 6px 16px rgba(255, 153, 0, 0.3);
  transform: translateY(-2px);
}

.warning-fullwidth h3 {
  color: #000000;
  margin-bottom: 1rem;
}

.warning-fullwidth p {
  color: #000000;
  margin-bottom: 0.8rem;
}

.warning-fullwidth .map-image {
  margin-top: 1rem;
  margin-bottom: 0.8rem;
}

.warning-fullwidth .caption {
  color: #555;
}

.simulator-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--simulator);
  color: white;
  padding: 10px 20px;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: bold;
  margin: 10px 5px;
  transition: var(--transition);
}

.simulator-icon {
  height: 25px;
  width: auto;
}

.simulator-link:hover {
  background-color: #7b29d1;
  transform: translateY(-2px);
}

.metar-widget-wrapper {
  flex: 0 0 380px;
  max-width: 100%;
  min-height: 100%;
  display: flex;
  flex-direction: column;
  background: white;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.metar-widget-wrapper:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.15);
}

.metar-header {
  background: linear-gradient(135deg, #0066cc, #004994);
  color: white;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.8rem;
  position: relative;
}

.weather-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.metar-header h3 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 500;
  flex-grow: 1;
}

.metar-update-time {
  font-size: 0.8rem;
  opacity: 0.9;
  width: 100%;
  margin-top: 0.3rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.metar-update-time::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: #4caf50;
  border-radius: 50%;
  animation: pulse 1.5s infinite;
}

.metar-widget-container {
  flex-grow: 1;
  min-height: 300px;
}

#metartaf-8boJEuZP {
  width: 100%;
  height: 100%;
  min-height: inherit;
}

@keyframes pulse {
  0% { opacity: 1; }
  50% { opacity: 0.5; }
  100% { opacity: 1; }
}

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

.info-box {
  background: #f8fbff;
  border-left: 4px solid #0066cc;
  padding: 1.8rem;
  margin: 2rem 0;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 102, 204, 0.1);
}

.info-box h3 {
  color: #004080;
  margin-top: 0;
  border-bottom: none;
}

.info-box h3::after {
  display: none;
}



.frequency-list {
  columns: 2;
  gap: 1.5rem;
  margin: 1.5rem 0;
}

.frequency-list li {
  break-inside: avoid;
  margin-bottom: 0.75rem;
  background: #f5f9ff;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
}

.frequency {
  font-weight: bold;
  color: var(--frequency);
}

.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.image-grid img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.image-grid img:hover {
  transform: scale(1.02);
}

.map-image {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin: 1.5rem 0;
  transition: var(--transition);
  cursor: pointer;
}

.map-image:hover {
  transform: scale(1.01);
}

.caption {
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-light);
  margin-top: 0.5rem;
}

.accordion-section {
  margin: 0;
  padding: 0;
  width: 100%;
  border-bottom: 4px solid transparent; /* Это будет наш отступ */
}

/* Стили кнопки */
.accordion-btn {
  width: 100%;
  padding: 16px 20px;
  margin: 0;
  background: #0066cc;
  color: white;
  border: none;
  font-size: 16px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s ease;
  border-radius: 8px 8px 8px 8px;
}

.accordion-btn:hover {
  background: #0055aa;
}

.accordion-arrow {
  transition: transform 0.3s ease;
  font-size: 14px;
  margin-left: 10px;
}

.accordion-container {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 12px; /* Теперь это единственный источник отступов между элементами */
}

.accordion-item {
  width: 100%;
  margin: 0; /* Убираем все маржины */
  padding: 0;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.vfr-section {
  margin-top: 30px;
}

.accordion-item:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.accordion-content > *:first-child {
  margin-top: 0;
}

.accordion-content > *:last-child {
  margin-bottom: 0;
}

.accordion-content {
  padding: 16px;
  background: #fff;
  display: none;
  border: 1px solid #ddd;
  border-top: none;
  margin: 0;
}

.accordion-section + .accordion-section {
  margin-top: 12px; /* Здесь регулируем отступ между блоками */
}

.accordion-btn.active {
  background: #004080;
  border-radius: 8px 8px 8px 8px;
}

.accordion-panel {
  animation: fadeIn 0.3s ease-out;
}

.accordion-panel > * + * {
  margin-top: 1.8rem;
}

.accordion-panel h3 {
  color: #0066cc;
  font-size: 1.4rem;
  margin: 1.5rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid #f0f0f0;
  position: relative;
}

.accordion-panel h3::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 60px;
  height: 2px;
  background: #0066cc;
}

.accordion-panel ul {
  margin: 1.2rem 0;
  padding-left: 1.5rem;
}

.accordion-panel li {
  margin-bottom: 0.8rem;
  position: relative;
  line-height: 1.6;
}

.accordion-panel li::before {
  content: "•";
  color: #0066cc;
  font-weight: bold;
  display: inline-block;
  width: 1em;
  margin-left: -1em;
}

.accordion-panel li strong {
  color: #004080;
  font-weight: 600;
}

.accordion-panel ul ul {
  margin: 0.5rem 0 0.5rem 1.5rem;
  padding-left: 1rem;
}

.accordion-panel ul ul li::before {
  content: "○";
  color: #4d9eff;
}

.accordion-panel p {
  margin: 1rem 0;
  line-height: 1.7;
  color: #333;
}

.image-pair-container {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin: 1.5rem 0;
}

/* Обертка для каждого изображения */
.small-image-wrapper {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Стили для уменьшенных изображений */
.small-image {
  width: 100%;
  max-width: 350px; /* Можно регулировать по необходимости */
  height: 200px; /* Фиксированная высота */
  object-fit: cover;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.small-image:hover {
  transform: scale(1.03);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

/* Подписи под картинками */
.image-pair-container .caption {
  margin-top: 8px;
  font-size: 0.85rem;
  color: #555;
  text-align: center;
}

/* Адаптация для мобильных устройств */
@media (max-width: 768px) {
  .image-pair-container {
    flex-direction: column;
    align-items: center;
  }
  
  .small-image {
    max-width: 100%;
  }
}

.accordion-btn.active .accordion-arrow {
  transform: rotate(180deg);
}

.language-section:not(.active) {
  display: none;
}

.site-footer {
  text-align: center;
  padding: 1.5rem;
  background-color: var(--primary-dark);
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
}

.route-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin: 1.5rem 0;
}

.route-card {
  background: #f9f9f9;
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.route-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.route-card h4 {
  color: var(--primary);
  margin-bottom: 0.8rem;
}

.route {
  font-family: monospace;
  background: #f0f0f0;
  padding: 0.5rem;
  border-radius: 4px;
  margin-top: 0.5rem;
  word-break: break-all;
}

.frequency-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.frequency-item {
  background: #f5f9ff;
  border-radius: var(--radius);
  padding: 1rem;
  display: flex;
  align-items: center;
  box-shadow: var(--shadow);
}

.frequency-name {
  font-weight: 600;
  color: var(--primary);
}

.frequency-value {
  font-family: monospace;
  font-size: 1.1rem;
  color: var(--frequency);
}

.section-alert {
  background: #fff3f3;
  border-left: 4px solid #ff6b6b;
  padding: 1.5rem;
  margin: 1.5rem 0;
  border-radius: var(--radius);
}

.section-warning {
  background: #fff8e6;
  border-left: 4px solid #ffcc00;
  padding: 1.5rem;
  margin: 1.5rem 0;
  border-radius: var(--radius);
}

.section-subtitle {
  font-size: 1.3rem;
  color: var(--primary);
  margin: 1.5rem 0 1rem;
  position: relative;
  padding-left: 1rem;
}

.section-subtitle::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--primary);
  border-radius: 2px;
}

@media (max-width: 768px) {
  .mobile-menu-btn {
    display: block;
  }

  .nav-links {
    display: none;
    flex-direction: column;
    width: 100%;
    background-color: var(--primary-dark);
    padding: 0.5rem 0;
  }

  .nav-container.mobile-active .nav-links {
    display: flex;
  }

  .language-switcher {
    display: none;
  }

  .nav-container.mobile-active .language-switcher {
    display: flex;
    width: 100%;
    justify-content: center;
    padding: 0.5rem 0;
  }
  
  .metar-widget-wrapper {
    margin-left: 0;
    margin-right: 0;
    max-width: 100%;
  }

  .frequency-list {
    columns: 1;
  }

  .route-grid,
  .frequency-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .site-header h1 {
    font-size: 1.5rem;
  }
  
  .logo-container {
    gap: 1rem;
  }
  
  .header-link {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
  }
  
  .image-grid {
    grid-template-columns: 1fr;
  }

  .accordion-btn {
    font-size: 16px;
    padding: 12px 15px;
  }
  
  .metar-widget-container {
    height: 280px;
  }
}

@media (max-width: 900px) {
  .metar-simulator-container {
    flex-direction: column;
  }
  
  .simulator-standalone {
    max-width: 100%;
    width: 100%;
  }
  
  .metar-widget-wrapper {
    max-width: 100%;
    width: 100%;
  }
}