/* ═══════════════════════════════════════════════════════
   MissionDesk "Flight Deck" – Professional UAS Operations UI
   v2.0 – Glass Cockpit inspired design
   ═══════════════════════════════════════════════════════ */

:root {
  /* Light Theme – Clean Aviation Paper */
  --bg: #f0f2f5;
  --surface: #ffffff;
  --surface2: #e8ecf0;
  --surface3: #f6f8fa;
  --border: #cdd5de;
  --border-subtle: #e2e8ee;
  --accent: #0062a8;
  --accent2: #b8450e;
  --accent3: #0097a7;
  --text: #1e2d3d;
  --muted: #5a6e80;
  --danger: #c62828;
  --warn: #b56a00;
  --ok: #1a7a3c;
  --mono: 'Space Mono', 'JetBrains Mono', monospace;
  --sans: 'Barlow Semi Condensed', system-ui, sans-serif;
  --display: 'Barlow Semi Condensed', sans-serif;
  --glow: 0 0 12px rgba(0,98,168,0.12);
  --radius-sm: 3px;
  --radius: 6px;
  --radius-lg: 10px;
  --header-h: 52px;
  --sidebar-w: 220px;
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
  /* Glass Cockpit – Night Instruments */
  --bg: #040608;
  --surface: #080c10;
  --surface2: #0e1418;
  --surface3: #141a20;
  --border: #1a2430;
  --border-subtle: #141c24;
  --accent: #39ff14;
  --accent2: #ffb300;
  --accent3: #00e5ff;
  --text: #d4dce4;
  --muted: #546878;
  --danger: #ff003c;
  --warn: #ffd600;
  --ok: #39ff14;
  --glow: 0 0 16px rgba(57,255,20,0.18);
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-weight: 500;
  font-size: 14px;
  min-height: 100vh;
  overflow-x: hidden;
  transition: background-color 0.3s, color 0.3s;
  -webkit-font-smoothing: antialiased;
}

/* Subtle grid background */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,98,168,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,98,168,0.04) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  z-index: 0;
}
[data-theme="dark"] body::before {
  background-image:
    linear-gradient(rgba(57,255,20,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57,255,20,0.025) 1px, transparent 1px);
}
/* CRT scanline overlay in dark mode */
[data-theme="dark"] body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(57,255,20,0.008) 2px,
    rgba(57,255,20,0.008) 4px
  );
  pointer-events: none;
  z-index: 9998;
}

/* ═══════════════════════════════════════
   HEADER – "Glare Shield Bar" (52px)
   ═══════════════════════════════════════ */
header {
  position: relative;
  z-index: 100;
  padding: 0 20px;
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  box-shadow: 0 1px 8px rgba(0,0,0,0.06);
}
[data-theme="dark"] header {
  background: linear-gradient(180deg, #0c1016 0%, #080c10 100%);
  box-shadow: 0 1px 12px rgba(0,0,0,0.3), inset 0 -1px 0 rgba(57,255,20,0.06);
}

.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-icon { width: 32px; height: 32px; position: relative; }
.logo-icon svg { width: 100%; height: 100%; }
[data-theme="dark"] .logo-icon svg circle { stroke: var(--accent) !important; }
[data-theme="dark"] .logo-icon svg path { fill: var(--accent) !important; stroke: var(--surface) !important; }
.logo-text {
  font-family: var(--display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--text);
}
.logo-text span { color: var(--accent); }

.header-badge {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 3px 8px;
  letter-spacing: 1.5px;
  border-radius: var(--radius-sm);
  opacity: 0.8;
}

/* Header buttons */
.dbrf-bar { display: flex; align-items: center; gap: 6px; }
.dbrf-btn {
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.8px;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 5px;
  transition: all var(--transition);
  white-space: nowrap;
  background: transparent;
  text-decoration: none;
}
.dbrf-btn-save { border: 1px solid var(--accent); color: var(--accent); }
.dbrf-btn-save:hover { background: rgba(0,98,168,0.08); }
[data-theme="dark"] .dbrf-btn-save:hover { background: rgba(57,255,20,0.08); }
.dbrf-btn-open { border: 1px solid var(--ok); color: var(--ok); }
.dbrf-btn-open:hover { background: rgba(27,122,60,0.08); }
.dbrf-btn-new { border: 1px solid var(--muted); color: var(--muted); }
.dbrf-btn-new:hover { background: rgba(90,110,128,0.08); }

.theme-btn {
  border: 1px solid var(--border);
  color: var(--text);
  padding: 5px 10px;
  font-size: 13px;
  border-radius: var(--radius-sm);
  background: transparent;
  cursor: pointer;
}
.theme-btn:hover { background: var(--surface2); }

.dbrf-status {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--muted);
  max-width: 160px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Header status pills (SAIL + WX) */
.header-status-pills { display: flex; gap: 6px; align-items: center; }
.status-pill {
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 3px 10px;
  border-radius: 2px;
  white-space: nowrap;
}
.status-pill-sail {
  background: rgba(27,122,60,0.08);
  color: var(--ok);
  border: 1px solid rgba(27,122,60,0.3);
}
[data-theme="dark"] .status-pill-sail {
  background: rgba(57,255,20,0.1);
  border-color: rgba(57,255,20,0.3);
}
.status-pill-wx {
  background: rgba(201,106,0,0.06);
  color: var(--warn);
  border: 1px solid rgba(201,106,0,0.25);
}
[data-theme="dark"] .status-pill-wx {
  background: rgba(255,179,0,0.08);
  border-color: rgba(255,179,0,0.25);
}

/* ═══════════════════════════════════════
   LAYOUT – Sidebar + Main Content
   ═══════════════════════════════════════ */
.app-layout {
  display: flex;
  height: calc(100vh - var(--header-h));
  position: relative;
  z-index: 5;
}

.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  border-right: 1px solid var(--border);
  background: var(--surface);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  transition: width 0.25s ease;
}
[data-theme="dark"] .sidebar {
  background: linear-gradient(180deg, #0a0f14 0%, #060a0e 100%);
}
.sidebar.hidden { display: none !important; }

.main-content {
  flex: 1;
  overflow-y: auto;
  padding: 32px 40px;
  scroll-behavior: smooth;
}

/* ═══════════════════════════════════════
   SIDEBAR NAVIGATION – "MFD Page Select"
   ═══════════════════════════════════════ */
.step-nav.vertical {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: none;
  flex: 1;
}

.step-nav.vertical .step-btn {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border-subtle);
  border-right: 3px solid transparent;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.8px;
  padding: 14px 16px;
  cursor: pointer;
  transition: all var(--transition);
  text-align: left;
  display: flex;
  align-items: center;
  gap: 10px;
  position: relative;
}

/* Progress dot (prepended via CSS) */
.step-nav.vertical .step-btn::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  border: 1.5px solid var(--muted);
  flex-shrink: 0;
  transition: all var(--transition);
  opacity: 0.5;
}

.step-nav.vertical .step-btn:hover:not(.active) {
  background: var(--surface2);
  color: var(--text);
}
.step-nav.vertical .step-btn:hover:not(.active)::before {
  opacity: 0.8;
}

/* Active step – amber glow */
.step-nav.vertical .step-btn.active {
  background: rgba(0,98,168,0.04);
  color: var(--accent);
  border-right-color: var(--accent);
  font-weight: 700;
}
[data-theme="dark"] .step-nav.vertical .step-btn.active {
  background: rgba(57,255,20,0.04);
}
.step-nav.vertical .step-btn.active::before {
  background: var(--accent2);
  border-color: var(--accent2);
  opacity: 1;
  box-shadow: 0 0 6px rgba(255,179,0,0.4);
}
[data-theme="dark"] .step-nav.vertical .step-btn.active::before {
  box-shadow: 0 0 8px rgba(255,179,0,0.6);
}

/* Completed step – green filled dot */
.step-nav.vertical .step-btn.done {
  color: var(--text);
}
.step-nav.vertical .step-btn.done::before {
  background: var(--ok);
  border-color: var(--ok);
  opacity: 1;
}

.step-num {
  font-size: 13px;
  font-weight: 700;
  min-width: 28px;
  opacity: 0.5;
}
.step-btn.active .step-num { opacity: 1; }
.step-btn.done .step-num { opacity: 0.7; }

/* Coffee / Feedback buttons */
.step-btn.coffee-btn { color: var(--accent2); }
.step-btn.coffee-btn:hover { background: rgba(201,79,16,0.06) !important; color: var(--accent2); }
[data-theme="dark"] .step-btn.coffee-btn:hover { background: rgba(255,179,0,0.06) !important; }
.step-btn.coffee-btn::before { display: none; }
.step-btn[onclick*="openUrl"]::before { display: none; }

/* Sidebar progress bar */
.sidebar-progress {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}
.sidebar-progress-bar {
  height: 3px;
  background: var(--surface2);
  border-radius: 2px;
  overflow: hidden;
}
.sidebar-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent3));
  border-radius: 2px;
  transition: width 0.5s ease;
}
[data-theme="dark"] .sidebar-progress-fill {
  background: linear-gradient(90deg, var(--ok), var(--accent3));
}
.sidebar-progress-label {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--muted);
  letter-spacing: 0.8px;
  margin-top: 6px;
}

/* ═══════════════════════════════════════
   PANELS & CONTENT
   ═══════════════════════════════════════ */
.panel {
  display: none;
  max-width: 1000px;
  margin: 0 auto;
  padding-bottom: 80px;
}
.panel.active {
  display: block;
  animation: panelIn 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
@keyframes panelIn {
  from { opacity: 0; transform: translateX(12px); }
  to { opacity: 1; transform: translateX(0); }
}

/* OFP needs wider layout */
#panel-9 { max-width: 1400px; }

.panel-title {
  font-family: var(--display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.2px;
  line-height: 1.2;
  margin-bottom: 4px;
  color: var(--text);
}
.panel-sub {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--muted);
  margin-bottom: 28px;
  letter-spacing: 1.5px;
}

/* ═══════════════════════════════════════
   FORMS – "Data Entry Panels"
   ═══════════════════════════════════════ */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 14px; }
.form-grid.full { grid-template-columns: 1fr; }
.form-grid.three { grid-template-columns: 1fr 1fr 1fr; }
.form-grid.four { grid-template-columns: 1fr 1fr 1fr 1fr; }
.field { display: flex; flex-direction: column; gap: 5px; }

label {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--accent);
  letter-spacing: 1.2px;
  text-transform: uppercase;
  font-weight: 700;
}

input, select, textarea {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: var(--mono);
  font-size: 12px;
  padding: 10px 12px;
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
  outline: none;
  width: 100%;
  border-radius: var(--radius-sm);
}
input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  background: var(--surface3);
}
[data-theme="dark"] input:focus,
[data-theme="dark"] select:focus,
[data-theme="dark"] textarea:focus {
  box-shadow: 0 0 0 1px rgba(57,255,20,0.15), inset 0 0 12px rgba(57,255,20,0.03);
}
textarea { resize: vertical; min-height: 72px; }

/* Hide time picker icon and number spinners */
input[type="time"]::-webkit-calendar-picker-indicator { display: none; -webkit-appearance: none; }
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
input[type="number"] { -moz-appearance: textfield; }

.section-label {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--accent2);
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  margin: 28px 0 14px;
  font-weight: bold;
  display: flex;
  align-items: center;
  gap: 8px;
}
/* Accent bar on section labels */
.section-label::before {
  content: '';
  width: 3px;
  height: 14px;
  background: var(--accent2);
  border-radius: 1px;
  flex-shrink: 0;
}

/* ═══════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════ */
.btn {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1px;
  padding: 10px 18px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition);
  border-radius: var(--radius-sm);
  font-weight: bold;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
[data-theme="dark"] .btn-primary { color: #000; font-weight: 800; }
.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  box-shadow: var(--glow);
}
.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(0,98,168,0.03);
}
[data-theme="dark"] .btn-secondary:hover { background: rgba(57,255,20,0.04); }
.btn-row { display: flex; gap: 10px; justify-content: flex-end; margin-top: 28px; }

/* ═══════════════════════════════════════
   RADIO GROUPS – "Segment Controls"
   ═══════════════════════════════════════ */
.radio-group { display: flex; flex-wrap: wrap; gap: 6px; }
.radio-option { position: relative; }
.radio-option input { position: absolute; opacity: 0; width: 0; height: 0; }
.radio-option label {
  display: block;
  padding: 8px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  cursor: pointer;
  font-size: 11px;
  color: var(--muted);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  font-family: var(--sans);
  font-weight: 500;
}
.radio-option label:hover { border-color: var(--accent); color: var(--text); }
.radio-option input:checked + label {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(0,98,168,0.04);
  font-weight: 600;
  box-shadow: inset 0 0 0 1px var(--accent);
}
[data-theme="dark"] .radio-option input:checked + label {
  background: rgba(57,255,20,0.06);
  box-shadow: inset 0 0 0 1px var(--accent);
}

/* ═══════════════════════════════════════
   SAIL / RISK DISPLAY – "Annunciator Panel"
   ═══════════════════════════════════════ */
.sail-display {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 20px 24px;
  margin: 20px 0;
  position: relative;
  border-radius: var(--radius);
  box-shadow: 0 2px 8px rgba(0,0,0,0.03);
  overflow: hidden;
}
.sail-display::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent2), var(--accent3));
}
[data-theme="dark"] .sail-display {
  box-shadow: 0 0 20px rgba(0,0,0,0.2), inset 0 1px 0 rgba(57,255,20,0.05);
}

.sail-title {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 2px;
  margin-bottom: 12px;
  font-weight: bold;
}
.sail-value {
  font-size: 56px;
  font-weight: 800;
  line-height: 1;
  color: var(--accent);
  font-family: var(--mono);
}
[data-theme="dark"] .sail-value { text-shadow: 0 0 20px rgba(57,255,20,0.3); }
.sail-sub {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  margin-top: 6px;
}

.risk-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; margin-top: 16px; }
.risk-card {
  background: var(--surface2);
  border: 1px solid var(--border);
  padding: 14px;
  text-align: center;
  border-radius: var(--radius-sm);
}
[data-theme="dark"] .risk-card { background: var(--surface3); }
.risk-card-label {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--muted);
  letter-spacing: 2px;
  margin-bottom: 6px;
  font-weight: bold;
}
.risk-card-value { font-size: 28px; font-weight: 800; font-family: var(--mono); }
[data-theme="dark"] .risk-card-value { text-shadow: 0 0 12px currentColor; }
.risk-low { color: var(--ok); }
.risk-med { color: var(--warn); }
.risk-high { color: var(--danger); }

/* ═══════════════════════════════════════
   OSO CHECKLIST
   ═══════════════════════════════════════ */
.oso-list { display: flex; flex-direction: column; gap: 4px; }
.oso-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  padding: 10px 14px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.oso-item:hover { border-color: var(--accent); }
.oso-item.checked {
  border-color: var(--ok);
  background: rgba(27,122,60,0.03);
}
[data-theme="dark"] .oso-item.checked { background: rgba(57,255,20,0.03); }
.oso-item.na { opacity: 0.45; background: var(--surface2); }
.oso-check {
  width: 16px;
  height: 16px;
  min-width: 16px;
  border: 1.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: transparent;
  background: var(--surface);
  border-radius: 3px;
  margin-top: 2px;
  transition: all var(--transition);
}
.oso-item.checked .oso-check {
  border-color: var(--ok);
  color: #fff;
  background: var(--ok);
}
.oso-text { font-family: var(--mono); font-size: 11px; line-height: 1.6; color: var(--text); }
.oso-num { color: var(--accent); font-weight: 700; }

/* ═══════════════════════════════════════
   INFO BOXES
   ═══════════════════════════════════════ */
.info-box {
  background: rgba(0,98,168,0.03);
  border: 1px solid rgba(0,98,168,0.12);
  border-left: 3px solid var(--accent);
  padding: 12px 16px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text);
  margin: 14px 0;
  line-height: 1.7;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
[data-theme="dark"] .info-box {
  background: rgba(57,255,20,0.02);
  border-color: rgba(57,255,20,0.1);
  border-left-color: var(--accent);
  color: var(--muted);
}
.info-box strong { color: var(--accent); }

/* ═══════════════════════════════════════
   WEATHER – "METAR Display Panel"
   ═══════════════════════════════════════ */
.weather-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin: 14px 0;
}
.weather-card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 12px;
  text-align: center;
  border-radius: var(--radius);
  transition: border-color var(--transition);
}
.weather-card:hover { border-color: var(--accent); }
[data-theme="dark"] .weather-card {
  background: var(--surface2);
  box-shadow: inset 0 0 0 0 transparent;
  transition: all var(--transition);
}
[data-theme="dark"] .weather-card:hover {
  box-shadow: inset 0 0 16px rgba(57,255,20,0.02);
}
.weather-icon { font-size: 20px; margin-bottom: 4px; }
.weather-label {
  font-family: var(--mono);
  font-size: 8px;
  color: var(--muted);
  letter-spacing: 1px;
  margin-bottom: 4px;
  font-weight: bold;
}
.weather-input {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-family: var(--mono);
  font-size: 16px;
  text-align: center;
  width: 100%;
  padding: 4px;
  outline: none;
  border-radius: 0;
  font-weight: bold;
  transition: border-color var(--transition);
}
.weather-input:focus {
  border-bottom-color: var(--accent);
  background: transparent;
}
[data-theme="dark"] .weather-input:focus {
  text-shadow: 0 0 8px rgba(57,255,20,0.3);
}

/* ═══════════════════════════════════════
   STATUS BADGES
   ═══════════════════════════════════════ */
.status-badge {
  display: inline-block;
  padding: 2px 8px;
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 700;
  border-radius: 2px;
  letter-spacing: 1px;
  white-space: nowrap;
  flex-shrink: 0;
}
.badge-ok {
  background: rgba(27,122,60,0.08);
  color: var(--ok);
  border: 1px solid rgba(27,122,60,0.25);
}
.badge-warn {
  background: rgba(181,106,0,0.06);
  color: var(--warn);
  border: 1px solid rgba(181,106,0,0.2);
}
.badge-danger {
  background: rgba(198,40,40,0.06);
  color: var(--danger);
  border: 1px solid rgba(198,40,40,0.2);
}
[data-theme="dark"] .badge-ok { background: rgba(57,255,20,0.08); border-color: rgba(57,255,20,0.25); }
[data-theme="dark"] .badge-warn { background: rgba(255,214,0,0.06); border-color: rgba(255,214,0,0.2); }
[data-theme="dark"] .badge-danger { background: rgba(255,0,60,0.06); border-color: rgba(255,0,60,0.2); }

/* ═══════════════════════════════════════
   MAPS
   ═══════════════════════════════════════ */
.leaflet-map-box {
  width: 100%;
  height: 400px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface2);
  position: relative;
  z-index: 1;
  overflow: hidden;
  transition: height 0.3s ease;
}
.leaflet-map-box.tall { height: 500px; }

/* ═══════════════════════════════════════
   PRINT BUTTON
   ═══════════════════════════════════════ */
.print-btn {
  background: transparent;
  border: 1px solid var(--ok);
  color: var(--ok);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: bold;
  letter-spacing: 1px;
  padding: 8px 16px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.print-btn:hover {
  background: rgba(27,122,60,0.06);
  transform: translateY(-1px);
}

/* ═══════════════════════════════════════
   BRIEFING OUTPUT – "Flight Documentation"
   ═══════════════════════════════════════ */
.briefing-output {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 32px;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.9;
  position: relative;
  border-radius: var(--radius-lg);
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}
.briefing-output::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, var(--accent), var(--accent2), var(--accent3));
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
}
[data-theme="dark"] .briefing-output {
  box-shadow: 0 0 24px rgba(0,0,0,0.2), inset 0 1px 0 rgba(57,255,20,0.04);
}

.brief-section {
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-subtle);
}
.brief-section:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.brief-header {
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 2.5px;
  font-size: 9px;
  margin-bottom: 10px;
  text-transform: uppercase;
  padding-bottom: 4px;
  border-bottom: 1px solid rgba(0,98,168,0.15);
}
[data-theme="dark"] .brief-header { border-bottom-color: rgba(57,255,20,0.1); }
.brief-row { display: flex; gap: 14px; margin-bottom: 3px; }
.brief-key { color: var(--muted); min-width: 200px; flex-shrink: 0; font-weight: bold; font-size: 11px; }
.brief-val { color: var(--text); font-size: 11px; }
.brief-val.ok { color: var(--ok); font-weight: bold; }
.brief-val.warn { color: var(--warn); font-weight: bold; }
.brief-val.danger { color: var(--danger); font-weight: bold; }

/* ═══════════════════════════════════════
   AUTO-EXPANDING TEXTAREAS
   ═══════════════════════════════════════ */
textarea.auto-expand {
  min-height: 30px;
  overflow: hidden;
  resize: none;
}

/* ═══════════════════════════════════════
   OFP FORM OVERRIDES – Always light text
   ═══════════════════════════════════════ */
#ofp-page input,
#ofp-page textarea,
#ofp-page select {
  color: #000000 !important;
  background-color: transparent !important;
  color-scheme: light !important;
}

/* ═══════════════════════════════════════
   PRINT STYLES
   ═══════════════════════════════════════ */
@media print {
  :root, [data-theme="dark"], body {
    --bg: #ffffff !important;
    --surface: #ffffff !important;
    --surface2: #f0f2f5 !important;
    --surface3: #f6f8fa !important;
    --border: #c8d0db !important;
    --border-subtle: #d8dee6 !important;
    --accent: #0069b4 !important;
    --accent2: #c94f10 !important;
    --accent3: #1a7a3a !important;
    --text: #1a2232 !important;
    --muted: #5a6a82 !important;
    --danger: #c62828 !important;
    --warn: #c96a00 !important;
    --ok: #1b7a3c !important;
    background: #ffffff !important;
    color: #1a2232 !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  @page { size: A4 portrait; margin: 16mm 15mm 20mm 15mm; }
  @page ofp-landscape { size: A4 landscape; margin: 5mm 6mm 5mm 6mm; }

  body::before, body::after, header, .sidebar, .sidebar-progress,
  .btn-row, .print-btn, .header-status-pills,
  #panel-0, #panel-1, #panel-2, #panel-3, #panel-4, #panel-5, #panel-6, #panel-7, #chart-modal {
    display: none !important;
  }

  .app-layout { display: block !important; height: auto !important; min-height: 0 !important; }
  .main-content { padding: 0 !important; overflow: visible !important; }
  .panel { display: none !important; max-width: none !important; padding-bottom: 0 !important; }

  body.print-briefing-only .panel#panel-8 { display: block !important; }
  body.print-briefing-only .panel#panel-9 { display: none !important; }

  body.print-ofp-only .panel#panel-8 { display: none !important; }
  body.print-ofp-only .panel#panel-9 { display: block !important; page: ofp-landscape; padding: 0 !important; margin: 0 !important; }
  body.print-ofp-only #ofp-content { padding: 0 !important; border: none !important; box-shadow: none !important; }

  .briefing-output { border: none !important; box-shadow: none !important; padding: 0 !important; font-size: 8pt !important; line-height: 1.5 !important; }
  .briefing-output::before { display: none !important; }
  .brief-section { border-bottom: 0.5pt solid #c8d0db !important; margin-bottom: 12pt !important; padding-bottom: 10pt !important; page-break-inside: avoid; }
  .brief-header { color: #0069b4 !important; font-size: 7pt !important; border-bottom: 0.4pt solid #0069b4 !important; padding-bottom: 3pt !important; margin-bottom: 6pt !important; }
  .brief-key { font-size: 7.5pt !important; min-width: 135pt !important; }
  .status-badge { font-size: 6.5pt !important; padding: 1pt 4pt !important; border-width: 0.5pt !important; }

  table { border-collapse: collapse !important; width: 100% !important; font-size: 7.5pt !important; }
  th { background: #f0f2f5 !important; color: #1a2232 !important; font-weight: 700 !important; }
  th, td { border: 0.4pt solid #c8d0db !important; color: #1a2232 !important; padding: 3pt 5pt !important; }

  #ofp-page { padding: 2px !important; font-size: 6.5pt !important; line-height: 1.15 !important; max-width: none !important; }
  #ofp-page * { line-height: 1.15 !important; }
  #ofp-page table th, #ofp-page table td { padding: 0.5pt 2pt !important; font-size: 6pt !important; }
  #ofp-page input, #ofp-page textarea { background-color: transparent !important; color: #000000 !important; border: none !important; border-bottom: 0.5pt solid #c8d0db !important; padding: 0 !important; font-size: 6pt !important; }

  .leaflet-map-box { display: block !important; height: 350px !important; border: 1pt solid #c8d0db !important; margin: 6pt 0 !important; background: #e9ecef !important; }

  #nrg-bar, #nrg-legend, #avwx-result, #avwx-status, .map-link-bar { display: none !important; }
  .notam-raw, td[style*="monospace"] { font-family: 'Courier New', monospace !important; font-size: 7pt !important; word-break: break-all !important; white-space: pre-wrap !important; }
  h1, h2, h3, .brief-header { page-break-after: avoid; }
  tr { page-break-inside: avoid; }

  html, body { height: auto !important; min-height: 0 !important; }

  body.print-ofp-only #panel-9 { display: block !important; page: ofp-landscape; padding: 0 !important; margin: 0 !important; }
  body.print-ofp-only #ofp-content { padding: 0 !important; border: none !important; box-shadow: none !important; }
  body.print-ofp-only * { page-break-before: auto; page-break-after: auto; }
  #ofp-page { page-break-inside: avoid !important; }
}

/* ═══════════════════════════════════════
   DYNAMIC TEXT SIZING (USER SETTING)
   ═══════════════════════════════════════ */
:root { --tz: 0px; }
body { font-size: calc(14px + var(--tz)); }
.info-box { font-size: calc(11px + var(--tz)); }
label { font-size: calc(10px + var(--tz)); }
input, select, textarea { font-size: calc(12px + var(--tz)); }
.section-label { font-size: calc(10px + var(--tz)); }
.btn { font-size: calc(10px + var(--tz)); }
.radio-option label { font-size: calc(11px + var(--tz)); }
.oso-text { font-size: calc(11px + var(--tz)); }
.briefing-output { font-size: calc(12px + var(--tz)); }
.brief-key, .brief-val { font-size: calc(11px + var(--tz)); }
.weather-input { font-size: calc(16px + var(--tz)); }
.weather-label { font-size: calc(8px + var(--tz)); }
.sail-sub { font-size: calc(11px + var(--tz)); }

/* ═══════════════════════════════════════
   UX REDESIGN: PHASE 1 (TYPOGRAPHY & COMPONENTS)
   ═══════════════════════════════════════ */

/* Easier to read free-text fields */
textarea {
  font-family: var(--sans) !important;
  font-size: calc(13px + var(--tz)) !important;
  line-height: 1.5;
}

/* OSO Progressbar */
.oso-progress-track {
  width: 100%; height: 8px; background: var(--surface2); 
  border-radius: 4px; margin-top: 8px; overflow: hidden; 
  border: 1px solid var(--border);
}
.oso-progress-fill {
  height: 100%; width: 0%; 
  transition: width 0.4s ease, background 0.4s ease;
}
.oso-section-status {
  font-family: var(--mono); font-size: 10px; color: var(--muted); 
  float: right; font-weight: normal; margin-top: 2px;
}

/* Colour-coded weather cards */
.weather-card { transition: all 0.3s ease; }
.wx-card-ok { background: rgba(27,122,60,0.05); border-color: var(--ok); }
.wx-card-warn { background: rgba(181,106,0,0.05); border-color: var(--warn); }
.wx-card-danger { background: rgba(198,40,40,0.05); border-color: var(--danger); }

/* Go/No-Go Banner */
.wx-banner { 
  padding: 14px 16px; border-radius: 6px; font-family: var(--display); 
  font-size: 18px; font-weight: bold; text-align: center; 
  margin-bottom: 16px; letter-spacing: 1px; transition: all 0.3s ease;
}
.wx-banner-ok { background: var(--ok); color: #fff; box-shadow: 0 4px 12px rgba(27,122,60,0.2); }
.wx-banner-warn { background: var(--warn); color: #fff; box-shadow: 0 4px 12px rgba(181,106,0,0.2); }
.wx-banner-danger { background: var(--danger); color: #fff; box-shadow: 0 4px 12px rgba(198,40,40,0.2); }
.wx-banner-none { background: var(--surface2); color: var(--muted); border: 1px dashed var(--border); }

/* ═══════════════════════════════════════
   UX REDESIGN: PHASE 2 (ACCORDIONS IN STEP 1)
   ═══════════════════════════════════════ */
.section-label.accordion-header {
  cursor: pointer;
  user-select: none;
  transition: background 0.2s ease, border-color 0.2s ease;
  padding: 10px 14px;
  background: rgba(0, 98, 168, 0.05);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0, 98, 168, 0.15);
  margin: 16px 0 12px;
}
.section-label.accordion-header:hover {
  background: rgba(0, 98, 168, 0.1);
}
[data-theme="dark"] .section-label.accordion-header {
  background: rgba(57,255,20,0.05);
  border-color: rgba(57,255,20,0.15);
}
[data-theme="dark"] .section-label.accordion-header:hover {
  background: rgba(57,255,20,0.1);
}
/* Hide the old vertical bar as we now have a framed box */
.section-label.accordion-header::before {
  display: none; 
}
.accordion-arrow {
  margin-left: auto;
  font-size: 12px;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ═══════════════════════════════════════
   UX REDESIGN: PHASE 2 (STICKY SAIL SUMMARY)
   ═══════════════════════════════════════ */
.sail-display.sticky-summary {
  position: sticky;
  bottom: 20px;
  z-index: 99;
  backdrop-filter: blur(8px);
  background: rgba(255, 255, 255, 0.95) !important;
  box-shadow: 0 -4px 24px rgba(0,0,0,0.1) !important;
  border: 1px solid var(--accent) !important;
  padding: 16px 24px !important;
  margin-bottom: 0;
}
[data-theme="dark"] .sail-display.sticky-summary {
  background: rgba(8, 12, 16, 0.95) !important;
  box-shadow: 0 -4px 24px rgba(0,0,0,0.6) !important;
}

/* ═══════════════════════════════════════
   UX REDESIGN: PHASE 3 (VALIDATION & STALE DATA)
   ═══════════════════════════════════════ */
.req-star { color: var(--danger); margin-left: 4px; font-size: 14px; }
.input-error { 
  border-color: var(--danger) !important; 
  background: rgba(198,40,40,0.03) !important; 
}
.stale-warn { 
  color: var(--warn); 
  margin-left: auto; 
  font-size: 12px; 
  animation: pulse 2s infinite; 
}
@keyframes pulse { 
  0% { opacity: 1; } 
  50% { opacity: 0.4; } 
  100% { opacity: 1; } 
}