/* ============================================
   FLYOPS — Foulées de Domloup
   Style inspiré DJI : dark, épuré, pro
   ============================================ */

:root {
  --bg-base:      #0a0a0c;
  --bg-surface:   #111116;
  --bg-card:      #17171e;
  --bg-hover:     #1e1e28;
  --border:       #2a2a38;
  --border-light: #363648;

  --accent:       #3d8eff;
  --accent-glow:  rgba(61,142,255,0.18);
  --accent-dark:  #1a5cc8;
  --green:        #22c55e;
  --orange:       #f97316;
  --red:          #ef4444;

  --text-primary:   #f0f0f8;
  --text-secondary: #8888a8;
  --text-muted:     #55556a;

  --sidebar-w: 240px;
  --topbar-h:  60px;
  --radius:    10px;

  --font-display: 'Bebas Neue', sans-serif;
  --font-body:    'DM Sans', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg-base);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  overflow-x: hidden;
}

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 2px; }

/* ============ SIDEBAR ============ */
.sidebar {
  width: var(--sidebar-w);
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  transition: transform .3s cubic-bezier(.4,0,.2,1);
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 20px 16px;
  border-bottom: 1px solid var(--border);
}

.brand-logo {
  width: 38px; height: 38px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.brand-logo img { width: 100%; height: 100%; object-fit: contain; }
.brand-fallback { color: var(--accent); font-size: 1.2rem; }

.brand-name {
  display: block;
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 3px;
  color: var(--text-primary);
  line-height: 1;
}
.brand-sub {
  display: block;
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: 3px;
}

.sidebar-nav {
  flex: 1;
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all .2s;
}
.nav-item svg {
  width: 18px; height: 18px;
  stroke: currentColor; fill: none;
  stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
  flex-shrink: 0;
}
.nav-item:hover { background: var(--bg-hover); color: var(--text-primary); }
.nav-item.active {
  background: var(--accent-glow);
  color: var(--accent);
  border: 1px solid rgba(61,142,255,0.25);
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
}
.drone-status {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.75rem; color: var(--text-secondary);
  font-family: var(--font-mono);
}
.status-dot {
  width: 7px; height: 7px;
  background: var(--green); border-radius: 50%;
  box-shadow: 0 0 6px var(--green);
  animation: pulse 2s infinite;
}
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }

.pilot-name {
  display: block;
  font-family: var(--font-display);
  font-size: 1.1rem; letter-spacing: 2px;
  color: var(--text-primary);
  margin-top: 6px;
}

/* ============ MAIN ============ */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1; display: flex; flex-direction: column; min-height: 100vh;
}

/* ============ TOPBAR ============ */
.topbar {
  height: var(--topbar-h);
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center;
  padding: 0 24px; gap: 16px;
  position: sticky; top: 0; z-index: 50;
}
.menu-toggle {
  display: none; background: none; border: none;
  cursor: pointer; color: var(--text-secondary); padding: 4px;
}
.menu-toggle svg {
  width: 22px; height: 22px;
  stroke: currentColor; fill: none;
  stroke-width: 2; stroke-linecap: round;
}
.topbar-title {
  font-family: var(--font-display);
  font-size: 1.35rem; letter-spacing: 2px;
  color: var(--text-primary); flex: 1;
}
.event-badge {
  font-size: 0.7rem; font-family: var(--font-mono);
  color: var(--accent); background: var(--accent-glow);
  border: 1px solid rgba(61,142,255,0.3);
  padding: 4px 10px; border-radius: 20px; letter-spacing: .5px;
}

/* ============ PAGE CONTENT ============ */
.page-content { padding: 28px 28px 60px; flex: 1; }

/* ============ DASHBOARD ============ */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px,1fr));
  gap: 16px; margin-bottom: 32px;
}
.stat-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px;
  position: relative; overflow: hidden; transition: border-color .2s;
}
.stat-card:hover { border-color: var(--border-light); }
.stat-label { font-size:.7rem; text-transform:uppercase; letter-spacing:1.5px; color:var(--text-muted); margin-bottom:10px; }
.stat-value { font-family:var(--font-display); font-size:2.8rem; letter-spacing:2px; color:var(--text-primary); line-height:1; }
.stat-icon { position:absolute; bottom:14px; right:16px; opacity:.12; }
.stat-icon svg { width:38px; height:38px; stroke:var(--text-primary); fill:none; stroke-width:1.5; stroke-linecap:round; stroke-linejoin:round; }
.stat-icon.green svg { stroke:var(--green); }
.stat-icon.blue svg  { stroke:var(--accent); }
.stat-icon.orange svg{ stroke:var(--orange); }

.section-header { display:flex; align-items:center; justify-content:space-between; margin-bottom:18px; }
.section-header h2 { font-family:var(--font-display); font-size:1.3rem; letter-spacing:2px; font-weight:400; }

/* ============ FLIGHT LIST ============ */
.flight-list { display:flex; flex-direction:column; gap:10px; }
.flight-item {
  background:var(--bg-card); border:1px solid var(--border);
  border-radius:var(--radius); padding:14px 18px;
  display:flex; align-items:center; gap:14px;
  transition:border-color .2s, background .2s; cursor:default;
}
.flight-item:hover { background:var(--bg-hover); border-color:var(--border-light); }
.flight-item-icon {
  width:36px; height:36px; background:var(--bg-surface);
  border:1px solid var(--border); border-radius:8px;
  display:flex; align-items:center; justify-content:center;
  font-size:1rem; flex-shrink:0;
}
.flight-item-info { flex:1; min-width:0; }
.flight-item-name { font-weight:600; font-size:.88rem; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.flight-item-meta { font-size:.72rem; color:var(--text-secondary); margin-top:3px; font-family:var(--font-mono); }
.badge { font-size:.65rem; font-family:var(--font-mono); padding:3px 10px; border-radius:20px; font-weight:600; letter-spacing:.5px; flex-shrink:0; }
.badge-brouillon { background:rgba(249,115,22,.15); color:var(--orange); border:1px solid rgba(249,115,22,.3); }
.badge-envoye    { background:rgba(61,142,255,.15);  color:var(--accent); border:1px solid rgba(61,142,255,.3); }
.badge-valide    { background:rgba(34,197,94,.15);   color:var(--green);  border:1px solid rgba(34,197,94,.3); }
.flight-item-actions { display:flex; gap:8px; }
.icon-btn {
  background:none; border:1px solid var(--border); border-radius:6px;
  padding:5px 8px; color:var(--text-secondary); cursor:pointer;
  font-size:.72rem; transition:all .2s; white-space:nowrap;
}
.icon-btn:hover { background:var(--bg-hover); color:var(--text-primary); border-color:var(--border-light); }
.icon-btn.pdf-btn:hover { color:var(--accent); border-color:var(--accent); }
.icon-btn.del-btn:hover { color:var(--red); border-color:var(--red); }
.empty-state { text-align:center; padding:50px 20px; color:var(--text-muted); font-size:.9rem; line-height:1.8; }
.empty-state a { color:var(--accent); text-decoration:none; }

/* ============ WIZARD ============ */
.form-wizard { max-width:820px; }
.wizard-steps {
  display:flex; margin-bottom:32px;
  background:var(--bg-card); border:1px solid var(--border);
  border-radius:var(--radius); overflow:hidden;
}
.step {
  flex:1; padding:12px 8px; text-align:center;
  font-size:.68rem; font-family:var(--font-mono);
  color:var(--text-muted); border-right:1px solid var(--border);
  transition:all .2s;
}
.step:last-child { border-right:none; }
.step span { display:block; font-family:var(--font-display); font-size:1.1rem; letter-spacing:1px; margin-bottom:2px; }
.step.active { background:var(--accent-glow); color:var(--accent); }
.step.done   { color:var(--green); background:rgba(34,197,94,.05); }

.wizard-panel { display:none; animation:fadeUp .3s ease; }
.wizard-panel.active { display:block; }
@keyframes fadeUp { from{opacity:0;transform:translateY(10px)} to{opacity:1;transform:translateY(0)} }

.panel-header { margin-bottom:24px; }
.panel-header h3 { font-family:var(--font-display); font-size:1.5rem; letter-spacing:2px; font-weight:400; }
.panel-header p { color:var(--text-secondary); font-size:.85rem; margin-top:6px; }

/* ============ FORMS ============ */
.form-grid { display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.form-group { display:flex; flex-direction:column; gap:6px; }
.form-group.full { grid-column:1/-1; }

label { font-size:.72rem; font-weight:600; text-transform:uppercase; letter-spacing:1px; color:var(--text-secondary); }
.required { color:var(--accent); }

input, select, textarea {
  background:var(--bg-card); border:1px solid var(--border);
  border-radius:8px; padding:10px 14px;
  color:var(--text-primary); font-family:var(--font-body);
  font-size:.9rem; transition:border-color .2s, box-shadow .2s;
  outline:none; width:100%;
}
input:focus, select:focus, textarea:focus {
  border-color:var(--accent);
  box-shadow:0 0 0 3px var(--accent-glow);
}
textarea { resize:vertical; }
small { font-size:.7rem; color:var(--text-muted); line-height:1.4; }
select option { background:var(--bg-card); }

/* ============ BUTTONS ============ */
.btn-primary, .btn-ghost, .btn-success {
  padding:10px 22px; border-radius:8px;
  font-family:var(--font-body); font-weight:600; font-size:.875rem;
  cursor:pointer; border:none; transition:all .2s;
  text-decoration:none; display:inline-flex; align-items:center; gap:6px;
}
.btn-primary { background:var(--accent); color:#fff; }
.btn-primary:hover { background:#5da0ff; box-shadow:0 4px 16px rgba(61,142,255,.3); }
.btn-primary.small { padding:7px 14px; font-size:.8rem; }
.btn-ghost { background:transparent; color:var(--text-secondary); border:1px solid var(--border); }
.btn-ghost:hover { background:var(--bg-hover); color:var(--text-primary); border-color:var(--border-light); }
.btn-success { background:rgba(34,197,94,.15); color:var(--green); border:1px solid rgba(34,197,94,.3); }
.btn-success:hover { background:rgba(34,197,94,.25); }

.wizard-nav {
  display:flex; justify-content:space-between; align-items:center;
  margin-top:32px; padding-top:20px; border-top:1px solid var(--border);
}

/* ============ MAP ============ */
#map-container { position:relative; border-radius:var(--radius); overflow:hidden; border:1px solid var(--border); }
#map { height:360px; background:var(--bg-card); }
.map-controls { position:absolute; bottom:12px; right:12px; display:flex; gap:8px; z-index:1000; }
.map-btn {
  background:var(--bg-surface); border:1px solid var(--border);
  color:var(--text-primary); padding:6px 12px; border-radius:6px;
  font-size:.75rem; cursor:pointer; font-family:var(--font-body);
  transition:all .2s; backdrop-filter:blur(8px);
}
.map-btn:hover { background:var(--bg-hover); border-color:var(--border-light); }
.leaflet-container { background:#0d0d14 !important; }
.leaflet-tile { filter:brightness(.7) saturate(.5); }

/* ============ RECAP ============ */
.recap-grid { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.recap-section { background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius); padding:18px; }
.recap-section.full { grid-column:1/-1; }
.recap-section-title { font-family:var(--font-display); font-size:.85rem; letter-spacing:2px; color:var(--text-muted); margin-bottom:12px; padding-bottom:8px; border-bottom:1px solid var(--border); }
.recap-row { display:flex; justify-content:space-between; align-items:flex-start; padding:5px 0; font-size:.83rem; gap:12px; }
.recap-row-key { color:var(--text-secondary); flex-shrink:0; }
.recap-row-val { color:var(--text-primary); text-align:right; font-family:var(--font-mono); font-size:.78rem; }

/* ============ TOAST ============ */
.toast {
  position:fixed; bottom:24px; right:24px;
  background:var(--bg-card); border:1px solid var(--border);
  border-radius:10px; padding:12px 20px; font-size:.85rem;
  color:var(--text-primary); z-index:9999;
  transform:translateY(80px); opacity:0;
  transition:all .3s cubic-bezier(.4,0,.2,1);
  max-width:320px; backdrop-filter:blur(10px);
}
.toast.show { transform:translateY(0); opacity:1; }
.toast.success { border-color:var(--green); }
.toast.error   { border-color:var(--red); }

/* ============ MODAL ============ */
.modal-overlay {
  position:fixed; inset:0; background:rgba(0,0,0,.7);
  z-index:999; display:flex; align-items:center; justify-content:center;
  backdrop-filter:blur(4px); padding:20px;
}
.modal-box {
  background:var(--bg-surface); border:1px solid var(--border);
  border-radius:14px; padding:28px; width:100%;
  max-width:680px; max-height:85vh; overflow-y:auto;
}
.modal-header {
  display:flex; justify-content:space-between; align-items:center;
  margin-bottom:20px; font-family:var(--font-display); font-size:1.2rem; letter-spacing:2px;
}
.modal-header button { background:none; border:none; color:var(--text-muted); cursor:pointer; font-size:1.1rem; transition:color .2s; }
.modal-header button:hover { color:var(--text-primary); }

/* ============ PDF PREVIEW ============ */
#pdf-preview { background:white; color:#111; border-radius:8px; padding:30px; font-family:Arial,sans-serif; font-size:13px; }
#pdf-preview h2 { font-size:14px; color:#3d8eff; margin:16px 0 6px; border-bottom:1px solid #eee; padding-bottom:4px; }
#pdf-preview .pdf-row { display:flex; gap:20px; margin-bottom:5px; }
#pdf-preview .pdf-key { font-weight:bold; color:#555; min-width:180px; }
#pdf-preview .pdf-val { color:#111; }
#pdf-preview .pdf-header { display:flex; justify-content:space-between; align-items:flex-start; margin-bottom:16px; padding-bottom:12px; border-bottom:2px solid #3d8eff; }
#pdf-preview .pdf-logo { width:60px; height:60px; object-fit:contain; }
#pdf-preview .pdf-titles { flex:1; padding-left:16px; }
#pdf-preview .pdf-sub { font-size:11px; color:#777; }
#pdf-preview .status-badge { padding:3px 10px; border-radius:20px; font-size:11px; font-weight:bold; background:#fff3cd; color:#856404; border:1px solid #ffc107; }

/* ============ RESPONSIVE ============ */
@media (max-width:768px) {
  .sidebar { transform:translateX(-100%); }
  .sidebar.open { transform:translateX(0); box-shadow:4px 0 24px rgba(0,0,0,.5); }
  .main-content { margin-left:0; }
  .menu-toggle { display:block; }
  .form-grid { grid-template-columns:1fr; }
  .form-group.full { grid-column:1; }
  .recap-grid { grid-template-columns:1fr; }
  .recap-section.full { grid-column:1; }
  .wizard-steps { display:none; }
  .page-content { padding:16px; }
  .topbar { padding:0 16px; }
  .event-badge { display:none; }
}