:root {
  --bg: #0d0f14;
  --bg2: #13161e;
  --bg3: #1a1e28;
  --bg4: #222736;
  --text: #e8eaf0;
  --text2: #8890a8;
  --accent: #00d4ff;
  --accent2: #0099bb;
  --green: #00e676;
  --red: #ff5252;
  --amber: #ffab40;
  --border: rgba(255,255,255,0.07);
  --border2: rgba(0,212,255,0.2);
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --radius: 8px;
}

[data-theme="light"] {
  --bg: #f0f2f7;
  --bg2: #ffffff;
  --bg3: #e8eaf2;
  --bg4: #dde0ec;
  --text: #1a1e28;
  --text2: #5a6080;
  --border: rgba(0,0,0,0.08);
  --border2: rgba(0,153,187,0.3);
  --shadow: 0 4px 24px rgba(0,0,0,0.1);
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  min-height: 100vh;
  transition: background 0.3s, color 0.3s;
}

.accent { color: var(--accent); }

/* NAV */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 60px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 2rem;
  gap: 2rem;
  z-index: 1000;
  backdrop-filter: blur(10px);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.nav-logo { font-size: 1.4rem; }

.nav-title {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 0.25rem;
  flex: 1;
}

.nav-link {
  color: var(--text2);
  text-decoration: none;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius);
  transition: all 0.2s;
  border: 1px solid transparent;
}

.nav-link:hover, .nav-link.active {
  color: var(--accent);
  border-color: var(--border2);
  background: rgba(0,212,255,0.05);
}

.nav-actions { display: flex; gap: 0.75rem; align-items: center; }

.theme-toggle {
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text);
  width: 36px; height: 36px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 1rem;
  transition: all 0.2s;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); }

.btn-admin {
  background: transparent;
  border: 1px solid var(--border2);
  color: var(--accent);
  padding: 0.4rem 1rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  transition: all 0.2s;
}
.btn-admin:hover { background: rgba(0,212,255,0.1); }

/* MAIN */
.main-content {
  padding-top: 60px;
  min-height: 100vh;
}

.page { display: none; padding: 2rem; max-width: 1400px; margin: 0 auto; }
.page.active { display: block; }

.page-header {
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.page-header h1 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 0.25rem;
}

.page-sub { color: var(--text2); font-size: 0.8rem; }

/* EVENTS GRID */
.events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.25rem;
}

.event-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.2s;
  cursor: pointer;
}

.event-card:hover {
  border-color: var(--border2);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.event-card-header {
  padding: 1.25rem;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.event-status {
  display: inline-block;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  margin-bottom: 0.75rem;
  font-weight: 500;
}

.status-planned { background: rgba(255,171,64,0.15); color: var(--amber); border: 1px solid rgba(255,171,64,0.3); }
.status-active { background: rgba(0,230,118,0.15); color: var(--green); border: 1px solid rgba(0,230,118,0.3); }
.status-completed { background: rgba(136,144,168,0.15); color: var(--text2); border: 1px solid var(--border); }

.event-name {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.event-date {
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.05em;
}

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

.event-routes { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem; }

.route-badge {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.3rem 0.6rem;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--text2);
}

.route-badge .icao { color: var(--accent); font-weight: 500; }

.event-meta {
  display: flex;
  gap: 1.5rem;
  font-size: 0.72rem;
  color: var(--text2);
}

.event-meta span { display: flex; align-items: center; gap: 0.3rem; }

/* EVENT DETAIL */
.btn-back {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text2);
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  margin-bottom: 1.5rem;
  transition: all 0.2s;
}
.btn-back:hover { color: var(--accent); border-color: var(--border2); }

.event-detail-header {
  margin-bottom: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 1rem;
}

.event-detail-title {
  font-family: 'Rajdhani', sans-serif;
  font-size: 2rem;
  font-weight: 700;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

@media (max-width: 768px) { .detail-grid { grid-template-columns: 1fr; } }

.detail-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.detail-card h3 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text2);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

/* ROUTES TABLE */
.routes-table { width: 100%; border-collapse: collapse; }
.routes-table th {
  text-align: left;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text2);
  padding: 0.5rem;
  border-bottom: 1px solid var(--border);
}
.routes-table td {
  padding: 0.75rem 0.5rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.8rem;
}
.routes-table tr:last-child td { border-bottom: none; }
.icao-code { color: var(--accent); font-weight: 500; letter-spacing: 0.05em; }

/* METAR */
.metar-box {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.75rem;
  margin-top: 0.5rem;
  font-size: 0.72rem;
  line-height: 1.6;
}

.metar-raw { color: var(--text2); word-break: break-all; }
.metar-label { font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--accent); margin-bottom: 0.25rem; }

/* MAP */
.map-controls {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1rem;
  padding: 0.75rem 1rem;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  flex-wrap: wrap;
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  cursor: pointer;
  color: var(--text2);
}

.toggle-label input { cursor: pointer; accent-color: var(--accent); }

.btn-refresh {
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  transition: all 0.2s;
}
.btn-refresh:hover { border-color: var(--accent); color: var(--accent); }

.pilot-count { font-size: 0.75rem; color: var(--accent); margin-left: auto; }

.map-container {
  height: 600px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
}

/* STATS */
.stats-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.stats-tab {
  background: var(--bg2);
  border: 1px solid var(--border);
  color: var(--text2);
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  transition: all 0.2s;
}

.stats-tab.active, .stats-tab:hover {
  color: var(--accent);
  border-color: var(--border2);
  background: rgba(0,212,255,0.05);
}

.leaderboard-table { width: 100%; border-collapse: collapse; }
.leaderboard-table th {
  text-align: left;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text2);
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg2);
}
.leaderboard-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.8rem;
}
.leaderboard-table tbody tr:hover { background: var(--bg3); }
.rank-1 { color: #ffd700; }
.rank-2 { color: #c0c0c0; }
.rank-3 { color: #cd7f32; }

.aircraft-chart { display: flex; flex-direction: column; gap: 0.75rem; }
.aircraft-bar-row { display: flex; align-items: center; gap: 1rem; }
.aircraft-name { width: 80px; font-size: 0.8rem; color: var(--accent); }
.aircraft-bar-wrap { flex: 1; background: var(--bg3); height: 24px; border-radius: 4px; overflow: hidden; }
.aircraft-bar { height: 100%; background: linear-gradient(90deg, var(--accent2), var(--accent)); border-radius: 4px; transition: width 0.8s ease; display: flex; align-items: center; padding-left: 8px; }
.aircraft-count { font-size: 0.7rem; color: var(--bg); font-weight: 500; }

/* PILOT LOOKUP */
.pilot-lookup-form { display: flex; gap: 0.75rem; margin-bottom: 1.5rem; }
.pilot-lookup-form input { flex: 1; }
.pilot-result {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.pilot-result-name {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}
.pilot-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.pilot-stat {
  background: var(--bg3);
  border-radius: 6px;
  padding: 0.75rem;
  text-align: center;
}
.pilot-stat-value {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
}
.pilot-stat-label { font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text2); }

/* FORMS */
.form-container { max-width: 480px; }
.form-card { display: flex; flex-direction: column; gap: 1.25rem; }

.form-group { display: flex; flex-direction: column; gap: 0.4rem; }

.form-group label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text2);
}

.form-group input, .form-group select, .form-group textarea {
  background: var(--bg2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  transition: border-color 0.2s;
  outline: none;
  width: 100%;
}

.form-group input:focus, .form-group select:focus {
  border-color: var(--accent);
}

.input-verify { display: flex; gap: 0.5rem; }
.input-verify input { flex: 1; }

.btn-verify {
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--accent);
  padding: 0 0.85rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  white-space: nowrap;
  transition: all 0.2s;
}
.btn-verify:hover { background: rgba(0,212,255,0.1); border-color: var(--accent); }

.verify-result {
  font-size: 0.75rem;
  padding: 0.4rem 0;
  min-height: 1.5rem;
}
.verify-ok { color: var(--green); }
.verify-err { color: var(--red); }

.btn-primary {
  background: var(--accent);
  border: none;
  color: #0d0f14;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  font-weight: 500;
  transition: all 0.2s;
  letter-spacing: 0.03em;
}
.btn-primary:hover { background: var(--accent2); transform: translateY(-1px); }

.btn-danger {
  background: transparent;
  border: 1px solid var(--red);
  color: var(--red);
  padding: 0.35rem 0.7rem;
  border-radius: 4px;
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  transition: all 0.2s;
}
.btn-danger:hover { background: rgba(255,82,82,0.1); }

.btn-edit {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text2);
  padding: 0.35rem 0.7rem;
  border-radius: 4px;
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  transition: all 0.2s;
}
.btn-edit:hover { border-color: var(--accent); color: var(--accent); }

.form-message { font-size: 0.8rem; min-height: 1.5rem; }
.msg-ok { color: var(--green); }
.msg-err { color: var(--red); }

/* MODAL */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
}
.modal-overlay.open { display: flex; }

.modal {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  width: 90%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  animation: modalIn 0.2s ease;
}

.modal-large { max-width: 900px; }

.modal h2 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.modal-close {
  position: absolute;
  top: 1rem; right: 1rem;
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text2);
  width: 32px; height: 32px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.2s;
}
.modal-close:hover { color: var(--red); border-color: var(--red); }

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

/* ADMIN PANEL */
.admin-tabs { display: flex; gap: 0.5rem; margin-bottom: 1.5rem; }
.admin-tab {
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text2);
  padding: 0.4rem 1rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  transition: all 0.2s;
}
.admin-tab.active { color: var(--accent); border-color: var(--border2); background: rgba(0,212,255,0.05); }

.admin-section { margin-bottom: 2rem; }

.admin-section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.admin-section-header h3 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
}

.btn-add {
  background: rgba(0,212,255,0.1);
  border: 1px solid var(--border2);
  color: var(--accent);
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  transition: all 0.2s;
}
.btn-add:hover { background: rgba(0,212,255,0.2); }

.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th {
  text-align: left;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text2);
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--border);
}
.admin-table td {
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.78rem;
}
.admin-table tbody tr:hover { background: var(--bg3); }

/* INLINE FORM */
.inline-form {
  background: var(--bg3);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
  align-items: end;
}

.inline-form .form-group { margin: 0; }

/* LOADING */
.loading {
  text-align: center;
  color: var(--text2);
  padding: 3rem;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
}

/* PARTICIPANTS */
.participants-list { display: flex; flex-direction: column; gap: 0.5rem; }
.participant-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.65rem 0.75rem;
  background: var(--bg3);
  border-radius: 6px;
  font-size: 0.8rem;
}
.participant-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--accent2);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--bg);
  flex-shrink: 0;
}
.participant-name { flex: 1; font-weight: 500; }
.participant-meta { color: var(--text2); font-size: 0.72rem; }

/* EMPTY STATE */
.empty-state {
  text-align: center;
  padding: 3rem;
  color: var(--text2);
}
.empty-state .empty-icon { font-size: 3rem; margin-bottom: 1rem; display: block; }
.empty-state p { font-size: 0.85rem; }

/* Leaflet dark */
[data-theme="dark"] .leaflet-tile { filter: brightness(0.8) invert(1) hue-rotate(200deg) saturate(0.7); }
[data-theme="dark"] .leaflet-container { background: var(--bg); }
.leaflet-popup-content-wrapper { background: var(--bg2); color: var(--text); border: 1px solid var(--border2); border-radius: 8px; }
.leaflet-popup-tip { background: var(--bg2); }

/* SCROLLBAR */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--bg4); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text2); }

/* RESPONSIVE */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .page { padding: 1rem; }
  .events-grid { grid-template-columns: 1fr; }
}

.btn-user {
  background: rgba(0,212,255,0.1);
  border: 1px solid var(--border2);
  color: var(--accent);
  padding: 0.4rem 1rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.2s;
}
.btn-user:hover { background: rgba(0,212,255,0.2); }

/* LOGIN BUTTON */
.btn-login {
  background: var(--accent);
  border: none;
  color: #0d0f14;
  padding: 0.4rem 1.1rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  font-weight: 500;
  transition: all 0.2s;
  letter-spacing: 0.03em;
}
.btn-login:hover { background: var(--accent2); }

/* USER BADGE */
.user-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(0,212,255,0.08);
  border: 1px solid var(--border2);
  padding: 0.3rem 0.85rem 0.3rem 0.4rem;
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 0.78rem;
  color: var(--accent);
}
.user-badge:hover { background: rgba(0,212,255,0.15); }
.user-badge-avatar {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--accent);
  color: #0d0f14;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  flex-shrink: 0;
}

.simbrief-card { background: rgba(0,212,255,0.03); }