:root {
  --primary: #F7931E;
  --primary-hover: #EA580C;
  --primary-subtle: rgba(247, 147, 30, 0.12);
  --primary-dark: #C2410C;
  --bg-main: #F1F5F9;
  --bg-surface: #FFFFFF;
  --bg-card: #FFFFFF;
  --bg-input: #F8FAFC;
  --border-subtle: #E2E8F0;
  --border-strong: #CBD5E1;
  --border-focus: #F7931E;
  --text-main: #0F172A;
  --text-muted: #475569;
  --text-subtle: #64748B;
  --success: #059669;
  --success-subtle: rgba(16, 185, 129, 0.12);
  --danger: #DC2626;
  --danger-subtle: rgba(239, 68, 68, 0.12);
  --info: #0284C7;
  --info-subtle: rgba(2, 132, 199, 0.12);
  --shadow-card: 0 4px 20px -2px rgba(15, 23, 42, 0.07), 0 2px 6px -1px rgba(15, 23, 42, 0.04);
}

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

html, body {
  overflow-x: hidden;
  width: 100%;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.ticker-wrap {
  width: 100%;
  overflow: hidden;
  background-color: #0A192F;
  color: #E2E8F0;
  padding: 8px 0;
  white-space: nowrap;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
}

.ticker {
  display: inline-block;
  white-space: nowrap;
  animation: tickerLoop 32s linear infinite;
}

.ticker:hover {
  animation-play-state: paused;
}

.ticker__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 16px;
  font-size: 12px;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 500;
}

.ticker__item .pair {
  font-weight: 700;
  color: #FFFFFF;
}

.ticker__item .rate {
  color: #94A3B8;
}

.ticker__item .change {
  font-size: 11px;
  font-weight: 700;
}

.ticker__item .change.up {
  color: #10B981;
}

.ticker__item .change.down {
  color: #EF4444;
}

.ticker__item::after {
  content: "•";
  margin-left: 16px;
  color: #475569;
}

@keyframes tickerLoop {
  0% { transform: translate3d(0, 0, 0); }
  100% { transform: translate3d(-50%, 0, 0); }
}

.app-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 16px;
  width: 100%;
  overflow-x: hidden;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 20px;
  gap: 12px;
}

.brand-group {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-logo {
  height: 38px;
  width: 38px;
  object-fit: contain;
  border-radius: 8px;
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 24px;
  font-weight: 800;
  color: #0A192F;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.brand-title span {
  color: var(--primary);
}

.brand-subtitle {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
}

.nav-desktop {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.nav-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
}

.nav-btn:hover {
  color: var(--text-main);
  background-color: #E2E8F0;
}

.nav-btn.active {
  color: #FFFFFF;
  background-color: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 2px 8px rgba(247, 147, 30, 0.35);
}

.hamburger-btn {
  display: none;
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 8px 12px;
  color: var(--text-main);
  cursor: pointer;
  font-size: 20px;
  line-height: 1;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 8px;
  background-color: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 14px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-card);
}

.mobile-menu.open {
  display: flex;
}

.tab-content {
  display: none;
  animation: fadeIn 0.15s ease;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}

.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.card-title {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.form-group {
  margin-bottom: 14px;
}

.form-label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-subtle);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 11px 13px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  color: var(--text-main);
  font-size: 14px;
  font-family: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  -webkit-appearance: none;
  appearance: none;
}

.form-textarea {
  resize: vertical;
  min-height: 70px;
}

.form-select {
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23475569' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 16px;
  padding-right: 32px;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--border-focus);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(247, 147, 30, 0.15);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.converter-row {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  margin-bottom: 14px;
}

.swap-btn {
  background-color: #FFFFFF;
  border: 1px solid var(--border-subtle);
  color: var(--primary);
  width: 42px;
  height: 42px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: bold;
  transition: all 0.15s ease;
  flex-shrink: 0;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.swap-btn:hover {
  background-color: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
}

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 12px 16px;
  background-color: var(--primary);
  color: #FFFFFF;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.05s ease;
  font-family: inherit;
  box-shadow: 0 2px 6px rgba(247, 147, 30, 0.25);
  text-decoration: none;
}

.btn:hover {
  background-color: var(--primary-hover);
}

.btn:active {
  transform: scale(0.99);
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.btn-secondary:hover {
  background-color: #F1F5F9;
  border-color: var(--border-strong);
}

.btn-outline {
  background-color: transparent;
  color: var(--primary-dark);
  border: 1px solid var(--primary);
  box-shadow: none;
  padding: 8px 12px;
  font-size: 12px;
  width: auto;
}

.btn-outline:hover {
  background-color: var(--primary-subtle);
}

.btn-danger {
  background-color: var(--danger-subtle);
  color: var(--danger);
  border: 1px solid rgba(220, 38, 38, 0.2);
  padding: 6px 12px;
  font-size: 12px;
  width: auto;
  box-shadow: none;
}

.btn-danger:hover {
  background-color: var(--danger);
  color: #FFFFFF;
}

.result-box {
  margin-top: 16px;
  padding: 14px;
  background-color: #F8FAFC;
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
}

.result-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-size: 13px;
  color: var(--text-muted);
}

.result-row span:last-child {
  color: var(--text-main);
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
}

.result-row.total-row {
  margin-bottom: 0;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border-subtle);
  font-size: 14px;
  font-weight: 700;
}

.result-row.total-row span:first-child {
  color: var(--text-main);
}

.result-row.total-row span:last-child {
  color: var(--primary-dark);
  font-size: 17px;
}

.table-container {
  width: 100%;
  overflow-x: auto;
  margin-top: 12px;
}

.cart-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.cart-table th {
  background-color: #F8FAFC;
  color: var(--text-subtle);
  text-align: left;
  padding: 10px 12px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-subtle);
}

.cart-table td {
  padding: 12px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-main);
}

.cart-table tr:hover td {
  background-color: #F8FAFC;
}

.mono-cell {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
}

.radar-controls-wrapper {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 16px;
}

.radar-top-row {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.search-bar-container {
  display: flex;
  gap: 10px;
}

.search-input {
  flex: 1;
  padding: 11px 13px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  color: var(--text-main);
  font-size: 14px;
  font-family: inherit;
}

.search-input:focus {
  outline: none;
  border-color: var(--border-focus);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(247, 147, 30, 0.15);
}

#map {
  height: 400px;
  width: 100%;
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
  margin-bottom: 16px;
  z-index: 1;
}

.route-info-panel {
  display: none;
  background-color: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 14px;
  margin-bottom: 16px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.route-info-panel.visible {
  display: block;
}

.route-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.route-title {
  font-weight: 700;
  font-size: 14px;
  color: var(--text-main);
}

.route-metrics {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
}

.metric-pill {
  background-color: var(--primary-subtle);
  color: var(--primary-dark);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 700;
  font-family: 'JetBrains Mono', monospace;
}

.deep-links-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.deep-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 12px;
  background-color: #F8FAFC;
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-main);
  text-decoration: none;
  transition: all 0.15s ease;
}

.deep-link-btn:hover {
  background-color: #E2E8F0;
  border-color: var(--border-strong);
}

.poi-creator-panel {
  display: none;
  background-color: #FFFFFF;
  border: 1px solid var(--border-focus);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: 0 4px 14px rgba(247, 147, 30, 0.12);
}

.poi-creator-panel.visible {
  display: block;
}

.radar-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 280px;
  overflow-y: auto;
}

.radar-item {
  padding: 12px 14px;
  background-color: #F8FAFC;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.15s ease;
  gap: 10px;
}

.radar-item:hover {
  border-color: var(--primary);
  background-color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.radar-info {
  min-width: 0;
  flex: 1;
}

.radar-info strong {
  display: block;
  color: var(--text-main);
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.radar-info span {
  color: var(--text-muted);
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: block;
}

.radar-distance {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  color: var(--primary-dark);
  background-color: var(--primary-subtle);
  padding: 4px 8px;
  border-radius: 6px;
  white-space: nowrap;
  font-size: 12px;
  flex-shrink: 0;
}

.feature-list {
  list-style: none;
}

.feature-item {
  padding: 12px 0;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  gap: 12px;
}

.feature-item:last-child {
  border-bottom: none;
}

.feature-item span {
  color: var(--text-muted);
}

.feature-item strong {
  color: var(--text-main);
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  text-align: right;
}

.tag-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  background-color: var(--info-subtle);
  color: var(--info);
}

.guide-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.guide-badge.offline {
  background-color: var(--success-subtle);
  color: var(--success);
  border: 1px solid rgba(5, 150, 105, 0.2);
}

.guide-pill-group {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
}

.guide-pill {
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  padding: 5px 12px;
  border-radius: 16px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
}

.guide-pill.active, .guide-pill:hover {
  background-color: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
}

.sign-card {
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 10px;
}

.sign-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.alert-box {
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 12px;
  font-size: 13px;
}

.alert-box.warning {
  background-color: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: #B45309;
}

.alert-box.danger {
  background-color: var(--danger-subtle);
  border: 1px solid rgba(220, 38, 38, 0.3);
  color: var(--danger);
}

.footer {
  margin-top: auto;
  padding: 20px 0;
  text-align: center;
  font-size: 12px;
  color: var(--text-subtle);
  border-top: 1px solid var(--border-subtle);
}

@media (max-width: 768px) {
  .app-container {
    padding: 16px 12px;
  }
  .header {
    padding-bottom: 14px;
    margin-bottom: 14px;
  }
  .brand-title {
    font-size: 20px;
  }
  .brand-logo {
    height: 32px;
    width: 32px;
  }
  .nav-desktop {
    display: none;
  }
  .hamburger-btn {
    display: block;
  }
  .grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .card {
    padding: 16px 14px;
  }
  .radar-top-row {
    flex-direction: column;
  }
  .radar-top-row .form-select {
    width: 100%;
  }
  .search-bar-container {
    flex-direction: column;
  }
  .search-bar-container .btn {
    width: 100%;
  }
  #map {
    height: 320px;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   SKELETON LOADERS & HYDRATION SHIMMER ENGINE
   ========================================================================== */

@keyframes skeleton-shimmer {
  0% {
    background-position: 150% 0;
  }
  100% {
    background-position: -150% 0;
  }
}

.skeleton {
  background: linear-gradient(
    90deg,
    var(--slate-200) 0%,
    var(--slate-100) 50%,
    var(--slate-200) 100%
  );
  background-size: 300% 100%;
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
  display: block;
}

[data-theme="dark"] .skeleton {
  background: linear-gradient(
    90deg,
    var(--slate-800) 0%,
    var(--slate-700) 50%,
    var(--slate-800) 100%
  );
  background-size: 300% 100%;
}

.skeleton-title {
  height: 16px;
  width: 60%;
  margin-bottom: 8px;
}

.skeleton-text {
  height: 12px;
  width: 90%;
  margin-bottom: 6px;
}

.skeleton-text.short {
  width: 45%;
}

.skeleton-badge {
  height: 20px;
  width: 65px;
  border-radius: var(--radius-full);
}

.skeleton-card {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  padding: 14px 16px;
  margin-bottom: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.hydrated-fade-in {
  animation: fadeInContent 0.25s ease-out forwards;
}

@keyframes fadeInContent {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}