/* Relievo Executive Aviation Design System
   Apple Liquid & Frosted Glass Architecture (100% Fluid & Responsive)
   Palette: Champagne Gold (#c5a059), Midnight Obsidian (#060b14, #0f172a), Frosted Glass (rgba(15,23,42,0.75)), Muted Platinum (#e2e8f0)
*/
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* Apple Silver Metallic & Matte Charcoal Design System */
  --gold: #cbd5e1; /* Primary Accent: Frosted Titanium */
  --gold-hover: #f1f5f9; /* Frosted Platinum */
  --gold-subtle: rgba(226, 232, 240, 0.08);
  --border-gold: rgba(226, 232, 240, 0.22);
  --cyan: #38bdf8; /* Ice Blue */
  --cyan-hover: #0ea5e9;
  
  --bg: #0b0f17;
  --bg-gradient: radial-gradient(circle at 50% -20%, #1e293b 0%, #0f172a 48%, #0b0f17 100%);
  
  /* Apple Frosted Liquid Glass */
  --glass-card: rgba(15, 23, 42, 0.78);
  --glass-card-hover: rgba(30, 41, 59, 0.9);
  --glass-border: rgba(255, 255, 255, 0.11);
  --glass-backdrop: blur(28px) saturate(190%);
  
  --card-solid: #0f172a;
  --dim: #94a3b8;
  --white: #ffffff;
  --shadow-liquid: 0 20px 40px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.12);
  --shadow-gold-glow: 0 10px 30px rgba(255, 255, 255, 0.08);

  /* Executive Status Accents */
  --accent-blue: #38bdf8;
  --accent-green: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Squircles & Radius */
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-pill: 9999px;

  --transition-smooth: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Light Sunlight Tarmac Mode (100% WCAG AAA High Contrast Readability) */
body.tarmac-mode {
  --bg: #f8fafc;
  --bg-gradient: linear-gradient(180deg, #e2e8f0 0%, #f8fafc 100%);
  --glass-card: #ffffff;
  --glass-card-hover: #f1f5f9;
  --glass-border: #cbd5e1;
  --border-gold: #94a3b8;
  --gold: #334155; /* Space Gray Slate */
  --gold-hover: #1e293b;
  --gold-subtle: rgba(51, 65, 85, 0.06);
  --dim: #475569; /* Dark slate for secondary text */
  --white: #0f172a; /* Deep Charcoal Onyx for 100% crisp primary text & headings */
  --shadow-liquid: 0 10px 25px rgba(15, 23, 42, 0.08);
  --shadow-gold-glow: 0 8px 25px rgba(51, 65, 85, 0.12);
}

/* Light Mode Specific Overrides for 100% Crisp Visibility */
body.tarmac-mode .app-header {
  background: rgba(255, 255, 255, 0.94) !important;
  border-bottom: 1px solid #cbd5e1 !important;
}

body.tarmac-mode .portal-title {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 60%, #059669 100%) !important;
  -webkit-background-clip: text !important;
  background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
}

body.tarmac-mode .welcome-hero-banner {
  background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%) !important;
  border: 1px solid #cbd5e1 !important;
}

body.tarmac-mode .btn-gold {
  background: linear-gradient(135deg, #f8fafc 0%, #cbd5e1 100%) !important;
  color: #0f172a !important;
  border-color: #94a3b8 !important;
}

body.tarmac-mode .btn-gold:hover {
  background: linear-gradient(135deg, #e2e8f0 0%, #94a3b8 100%) !important;
}

body.tarmac-mode .btn-outline {
  background: #ffffff !important;
  color: #0f172a !important;
  border-color: #cbd5e1 !important;
}

body.tarmac-mode .btn-outline:hover {
  background: #f1f5f9 !important;
  border-color: #334155 !important;
  color: #334155 !important;
}

body.tarmac-mode .btn-subtle {
  background: rgba(51, 65, 85, 0.06) !important;
  color: #334155 !important;
  border-color: #cbd5e1 !important;
}

body.tarmac-mode .btn-icon {
  background: #ffffff !important;
  border-color: #cbd5e1 !important;
  color: #0f172a !important;
}

body.tarmac-mode .app-nav {
  background: #e2e8f0 !important;
  border-color: #cbd5e1 !important;
}

body.tarmac-mode .nav-btn {
  color: #475569 !important;
}

body.tarmac-mode .nav-btn:hover {
  color: #0f172a !important;
}

body.tarmac-mode .nav-btn.active {
  background: #ffffff !important;
  color: #059669 !important;
  border-color: #cbd5e1 !important;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08) !important;
}

body.tarmac-mode .modal-card,
body.tarmac-mode .modal-header,
body.tarmac-mode .bento-card,
body.tarmac-mode .setup-card {
  background: #ffffff !important;
  color: #0f172a !important;
  border-color: #cbd5e1 !important;
}

body.tarmac-mode .form-input,
body.tarmac-mode .form-select,
body.tarmac-mode .hud-input {
  background: #ffffff !important;
  color: #0f172a !important;
  border-color: #94a3b8 !important;
}

body.tarmac-mode .form-input:focus,
body.tarmac-mode .form-select:focus,
body.tarmac-mode .hud-input:focus {
  border-color: #334155 !important;
  box-shadow: 0 0 0 3px rgba(51, 65, 85, 0.15) !important;
}

body.tarmac-mode .mobile-nav-drawer {
  background: #ffffff !important;
  border-right: 1px solid #cbd5e1 !important;
}

body.tarmac-mode .mobile-drawer-btn {
  background: #f8fafc !important;
  border: 1px solid #cbd5e1 !important;
  color: #0f172a !important;
}

body.tarmac-mode .mobile-drawer-btn.active {
  background: rgba(51, 65, 85, 0.06) !important;
  border-color: #334155 !important;
  color: #334155 !important;
}

body.tarmac-mode .mobile-bottom-nav {
  background: rgba(255, 255, 255, 0.95) !important;
  border-top: 1px solid #cbd5e1 !important;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  width: 100%;
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
  background: var(--bg-gradient);
  color: var(--white);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Ambient Background Spotlight Blobs */
.ambient-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.35;
}

.glow-1 {
  width: clamp(250px, 40vw, 500px);
  height: clamp(250px, 40vw, 500px);
  top: -100px;
  left: 10%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.12) 0%, transparent 70%);
}

.glow-2 {
  width: clamp(200px, 35vw, 450px);
  height: clamp(200px, 35vw, 450px);
  top: 300px;
  right: 5%;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.22) 0%, transparent 70%);
}

.glow-3 {
  width: clamp(220px, 38vw, 480px);
  height: clamp(220px, 38vw, 480px);
  bottom: 50px;
  left: 20%;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.18) 0%, transparent 70%);
}

/* Base App Shell */
#app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
  position: relative;
  width: 100%;
}

/* --- CORPORATE HEADER --- */
.app-header {
  padding: 10px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 100;
  background: rgba(6, 11, 20, 0.78);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
  transition: var(--transition-smooth);
}

.brand-section {
  display: flex;
  align-items: center;
  gap: clamp(8px, 2vw, 14px);
}

.brand-logo-img {
  height: clamp(30px, 3.5vw, 38px);
  width: auto;
  object-fit: contain;
  flex-shrink: 0;
  display: block;
}

.brand-text-img {
  height: clamp(14px, 1.8vw, 18px);
  width: auto;
  object-fit: contain;
  display: block;
}

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

.brand-name {
  font-size: clamp(1rem, 2.5vw, 1.35rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--white);
}

.brand-name span {
  color: var(--gold);
}

.brand-sub {
  font-size: clamp(0.55rem, 1.5vw, 0.68rem);
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--dim);
  font-weight: 700;
}

/* Liquid Nav Tabs */
.app-nav {
  display: flex;
  gap: 6px;
  background: rgba(15, 23, 42, 0.6);
  padding: 4px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--glass-border);
}

.nav-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: clamp(6px, 1.2vw, 10px) clamp(12px, 2vw, 20px);
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  background: transparent;
  color: var(--dim);
  font-family: var(--font-sans);
  font-size: clamp(0.75rem, 1.8vw, 0.88rem);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
  white-space: nowrap;
}

.nav-btn:hover {
  color: var(--white);
}

.nav-btn.active {
  background: rgba(255, 255, 255, 0.12);
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: clamp(8px, 1.8vw, 14px);
}

.active-aircraft-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--gold-subtle);
  border: 1px solid var(--border-gold);
  padding: clamp(4px, 1vw, 8px) clamp(10px, 1.8vw, 16px);
  border-radius: var(--radius-pill);
  font-size: clamp(0.72rem, 1.6vw, 0.82rem);
  font-weight: 700;
  color: var(--gold);
  cursor: pointer;
  transition: var(--transition-smooth);
  white-space: nowrap;
}

.active-aircraft-badge:hover {
  background: rgba(99, 102, 241, 0.3);
}

.pulsing-dot {
  width: 7px;
  height: 7px;
  background: var(--accent-green);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-green);
}

.btn-icon {
  width: clamp(36px, 5vw, 42px);
  height: clamp(36px, 5vw, 42px);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--glass-border);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-icon:hover {
  background: rgba(255, 255, 255, 0.18);
}

.mobile-only-toggle {
  display: none;
}

/* ================= USER AUTHENTICATION & SINGLE SIGN-ON (SSO) ================= */
.user-auth-wrapper {
  display: flex;
  align-items: center;
  position: relative;
}

/* Logged-Out Action Group */
.auth-buttons-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.auth-social-quick-buttons {
  display: flex;
  align-items: center;
  gap: 5px;
}

.btn-auth-social {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid rgba(226, 232, 240, 0.2);
  transition: var(--transition-smooth);
  text-decoration: none;
  flex-shrink: 0;
  cursor: pointer;
}

.btn-auth-social:hover {
  background: rgba(30, 41, 59, 0.95);
  border-color: var(--gold);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

.btn-auth-social svg {
  display: block;
  transition: transform 0.2s ease;
}

.btn-auth-social:hover svg {
  transform: scale(1.1);
}

.btn-auth-signin {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--gold-subtle);
  border: 1px solid var(--border-gold);
  color: var(--white);
  padding: clamp(5px, 0.9vw, 8px) clamp(10px, 1.4vw, 15px);
  border-radius: var(--radius-pill);
  font-size: clamp(0.72rem, 1.5vw, 0.82rem);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-smooth);
  white-space: nowrap;
}

.btn-auth-signin:hover {
  background: rgba(226, 232, 240, 0.16);
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-1px);
}

.btn-auth-register {
  display: inline-flex;
  align-items: center;
  color: var(--dim);
  font-size: clamp(0.72rem, 1.5vw, 0.82rem);
  font-weight: 600;
  text-decoration: none;
  padding: 6px 10px;
  border-radius: var(--radius-pill);
  transition: var(--transition-smooth);
}

.btn-auth-register:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.06);
}

/* Logged-In User Profile Pill */
.user-profile-menu-container {
  position: relative;
}

.user-profile-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(226, 232, 240, 0.28);
  padding: 4px 12px 4px 5px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: var(--transition-smooth);
  color: var(--white);
}

.user-profile-pill:hover, .user-profile-pill.active {
  background: rgba(30, 41, 59, 0.95);
  border-color: var(--gold);
  box-shadow: 0 0 15px rgba(203, 213, 225, 0.15);
}

.user-avatar-circle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, #38bdf8 0%, #0284c7 100%);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.72rem;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
  flex-shrink: 0;
}

.user-pill-info {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
}

.user-pill-name {
  font-weight: 600;
  color: var(--white);
  max-width: 110px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-pill-id {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--gold);
  background: rgba(226, 232, 240, 0.1);
  padding: 1px 6px;
  border-radius: 8px;
  border: 1px solid rgba(226, 232, 240, 0.18);
}

.user-pill-chevron {
  font-size: 0.62rem;
  color: var(--dim);
  transition: transform 0.2s ease;
}

.user-profile-pill.active .user-pill-chevron {
  transform: rotate(180deg);
}

/* User Dropdown Menu */
.user-dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 260px;
  background: rgba(11, 15, 23, 0.96);
  backdrop-filter: var(--glass-backdrop);
  -webkit-backdrop-filter: var(--glass-backdrop);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-liquid), 0 20px 40px rgba(0,0,0,0.7);
  padding: 14px;
  z-index: 1000;
  display: none;
  animation: ssoDropdownFadeIn 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.user-dropdown-menu.show {
  display: block;
}

@keyframes ssoDropdownFadeIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.user-dropdown-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 12px;
}

.user-dropdown-header .user-avatar-circle {
  width: 42px;
  height: 42px;
  font-size: 0.95rem;
}

.user-dropdown-details {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.user-dropdown-fullname {
  color: var(--white);
  font-size: 0.92rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-dropdown-email {
  color: var(--dim);
  font-size: 0.74rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 1px;
}

.user-dropdown-meta {
  display: flex;
  gap: 6px;
  margin-top: 6px;
}

.badge-user-id {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: #050a0f;
  background: var(--gold);
  padding: 2px 7px;
  border-radius: 6px;
}

.badge-user-role {
  font-size: 0.68rem;
  color: var(--cyan);
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 2px 7px;
  border-radius: 6px;
  text-transform: uppercase;
}

.user-dropdown-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.08);
  margin: 4px 0 10px 0;
}

.user-dropdown-items {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.user-dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: #e2e8f0;
  text-decoration: none;
  font-size: 0.84rem;
  font-weight: 500;
  background: transparent;
  border: none;
  width: 100%;
  text-align: left;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.user-dropdown-item:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
}

.user-dropdown-item.btn-sign-out {
  color: var(--accent-rose);
}

.user-dropdown-item.btn-sign-out:hover {
  background: rgba(244, 63, 94, 0.12);
  color: #ff8598;
}

/* Mobile User Drawer Card */
.mobile-user-card {
  padding: 14px 16px;
  margin-bottom: 14px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.mobile-auth-prompt {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mobile-auth-text strong {
  display: block;
  font-size: 0.88rem;
  color: var(--white);
}

.mobile-auth-text small {
  display: block;
  font-size: 0.74rem;
  color: var(--dim);
  margin-top: 2px;
}

.mobile-auth-social-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 4px 0;
}

.btn-mobile-social {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 12px;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(226, 232, 240, 0.2);
  border-radius: var(--radius-md);
  color: var(--white);
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition-smooth);
}

.btn-mobile-social:hover, .btn-mobile-social:active {
  background: rgba(30, 41, 59, 0.98);
  border-color: var(--gold);
  color: #fff;
  transform: translateY(-1px);
}

.mobile-auth-actions {
  display: flex;
  gap: 8px;
}

.mobile-auth-actions .btn {
  flex: 1;
  text-align: center;
  padding: 8px;
  font-size: 0.82rem;
  text-decoration: none;
  border-radius: 8px;
}

.mobile-user-profile {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mobile-user-details {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.mobile-user-details strong {
  font-size: 0.88rem;
  color: var(--white);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mobile-user-details small {
  font-size: 0.74rem;
  color: var(--dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mobile-user-tags {
  display: flex;
  gap: 6px;
  margin-top: 4px;
}

.btn-mobile-logout {
  background: rgba(244, 63, 94, 0.15);
  border: 1px solid rgba(244, 63, 94, 0.3);
  color: var(--accent-rose);
  padding: 8px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

/* App Body Shell */
.app-body {
  flex: 1;
  padding: clamp(16px, 3vw, 36px) clamp(16px, 4vw, 48px);
  position: relative;
  z-index: 1;
  width: 100%;
}

.view-container {
  display: none;
  width: 100%;
}

.view-container.active {
  display: block;
  animation: fadeIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Buttons System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: clamp(10px, 1.8vw, 14px) clamp(18px, 3vw, 28px);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: clamp(0.82rem, 1.8vw, 0.95rem);
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: 1px solid transparent;
  text-decoration: none;
  min-height: 46px;
  white-space: nowrap;
}

.btn-gold {
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 45%, #cbd5e1 100%);
  color: #0f172a;
  border-color: rgba(255, 255, 255, 0.4);
  box-shadow: var(--shadow-gold-glow);
  font-weight: 700;
}

.btn-gold:hover {
  background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 50%, #cbd5e1 100%);
  transform: translateY(-2px);
  box-shadow: 0 15px 35px rgba(255, 255, 255, 0.12), 0 0 12px rgba(255, 255, 255, 0.08);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.06);
  color: var(--white);
  border-color: var(--glass-border);
  backdrop-filter: var(--glass-backdrop);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-subtle {
  background: var(--gold-subtle);
  color: var(--gold);
  border-color: var(--border-gold);
}

.btn-subtle:hover {
  background: rgba(226, 232, 240, 0.15);
}

/* ================= WELCOME LANDING PAGE STYLING ================= */
.welcome-portal-container {
  display: flex;
  flex-direction: column;
  gap: clamp(24px, 4vw, 48px);
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
}

/* Hero Section Banner */
.welcome-hero-banner {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(6, 11, 20, 0.95) 100%);
  backdrop-filter: var(--glass-backdrop);
  -webkit-backdrop-filter: var(--glass-backdrop);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: clamp(28px, 6vw, 64px) clamp(20px, 5vw, 56px);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-liquid);
}

.welcome-hero-banner::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.portal-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gold-subtle);
  border: 1px solid var(--border-gold);
  color: var(--gold);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-size: clamp(0.65rem, 1.5vw, 0.75rem);
  font-weight: 800;
  letter-spacing: 1.5px;
  margin-bottom: clamp(16px, 3vw, 24px);
}

.pulse-spark {
  width: 6px;
  height: 6px;
  background: var(--gold);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--gold);
}

.portal-title {
  font-size: clamp(1.8rem, 5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.12;
  background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 50%, #34d399 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  max-width: 900px;
  margin-bottom: clamp(12px, 2.5vw, 20px);
  letter-spacing: -0.02em;
}

.portal-subtitle {
  font-size: clamp(0.92rem, 2vw, 1.15rem);
  color: var(--dim);
  max-width: 780px;
  margin-bottom: clamp(24px, 4vw, 40px);
  line-height: 1.65;
}

.hero-action-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(10px, 2vw, 18px);
  margin-bottom: clamp(24px, 4vw, 40px);
}

/* Executive Metrics Row */
.portal-stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(clamp(160px, 22vw, 240px), 1fr));
  gap: clamp(12px, 2vw, 20px);
  margin-top: clamp(20px, 3vw, 36px);
  padding-top: clamp(20px, 3vw, 32px);
  border-top: 1px solid var(--glass-border);
}

.stat-item-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  padding: clamp(14px, 2vw, 20px);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: var(--transition-smooth);
}

.stat-item-card:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: var(--border-gold);
  transform: translateY(-2px);
}

.stat-num {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--gold);
}

.stat-title {
  font-size: clamp(0.8rem, 1.5vw, 0.92rem);
  font-weight: 700;
  color: var(--white);
}

.stat-desc {
  font-size: clamp(0.68rem, 1.3vw, 0.78rem);
  color: var(--dim);
}

/* Active Inspection Target Glass Card */
.active-session-glass-card {
  background: var(--glass-card);
  backdrop-filter: var(--glass-backdrop);
  -webkit-backdrop-filter: var(--glass-backdrop);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 3.5vw, 36px);
  box-shadow: var(--shadow-liquid);
}

.session-card-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: clamp(16px, 2.5vw, 28px);
}

.session-card-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.status-indicator {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 10px var(--accent-green);
}

.session-card-heading {
  font-size: clamp(1.1rem, 2.2vw, 1.35rem);
  font-weight: 700;
  color: var(--white);
}

.session-card-sub {
  font-size: clamp(0.72rem, 1.4vw, 0.82rem);
  color: var(--dim);
}

.session-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(clamp(140px, 20vw, 220px), 1fr));
  gap: clamp(12px, 2vw, 20px);
}

.meta-box {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--glass-border);
  padding: clamp(12px, 1.8vw, 18px);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.meta-label {
  font-size: clamp(0.65rem, 1.2vw, 0.72rem);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--dim);
}

.meta-value {
  font-size: clamp(0.95rem, 2vw, 1.15rem);
  color: var(--gold);
}

/* Capability Bento Section */
.capabilities-section, .workflow-section {
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 2.5vw, 28px);
}

.section-heading {
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.01em;
}

.welcome-grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(clamp(260px, 30vw, 360px), 1fr));
  gap: clamp(16px, 2.5vw, 28px);
}

.portal-card {
  background: var(--glass-card);
  backdrop-filter: var(--glass-backdrop);
  -webkit-backdrop-filter: var(--glass-backdrop);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 3.5vw, 36px);
  box-shadow: var(--shadow-liquid);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: var(--transition-smooth);
}

.portal-card:hover {
  background: var(--glass-card-hover);
  border-color: var(--border-gold);
  transform: translateY(-4px);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5), 0 0 20px rgba(99, 102, 241, 0.2);
}

.portal-card-icon {
  width: clamp(44px, 6vw, 56px);
  height: clamp(44px, 6vw, 56px);
  border-radius: var(--radius-md);
  background: var(--gold-subtle);
  border: 1px solid var(--border-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
}

.portal-card h3 {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  font-weight: 700;
  color: var(--white);
}

.portal-card p {
  font-size: clamp(0.82rem, 1.6vw, 0.92rem);
  color: var(--dim);
  line-height: 1.6;
}

/* Workflow Step Cards Grid */
.workflow-steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(clamp(200px, 22vw, 270px), 1fr));
  gap: clamp(14px, 2vw, 24px);
}

.workflow-step-card {
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: var(--glass-backdrop);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: clamp(20px, 2.5vw, 28px);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.step-badge {
  font-size: clamp(0.65rem, 1.2vw, 0.72rem);
  font-weight: 800;
  letter-spacing: 1.5px;
  color: var(--gold);
}

.workflow-step-card h4 {
  font-size: clamp(0.98rem, 1.8vw, 1.1rem);
  color: var(--white);
}

.workflow-step-card p {
  font-size: clamp(0.78rem, 1.5vw, 0.85rem);
  color: var(--dim);
}

/* ================= INSPECTION PARAMETER SETUP PAGE ================= */
.setup-view-container {
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
}

.setup-card {
  background: var(--glass-card);
  backdrop-filter: var(--glass-backdrop);
  -webkit-backdrop-filter: var(--glass-backdrop);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4vw, 44px);
  box-shadow: var(--shadow-liquid);
}

.setup-header {
  margin-bottom: clamp(20px, 3vw, 32px);
}

.setup-title {
  font-size: clamp(1.4rem, 3vw, 1.8rem);
  font-weight: 800;
  color: var(--gold);
}

.setup-desc {
  font-size: clamp(0.82rem, 1.6vw, 0.92rem);
  color: var(--dim);
}

.setup-section-title {
  font-size: clamp(0.85rem, 1.8vw, 0.95rem);
  font-weight: 800;
  color: var(--white);
  margin: clamp(20px, 3vw, 28px) 0 clamp(12px, 2vw, 18px);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--glass-border);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(clamp(240px, 45vw, 400px), 1fr));
  gap: clamp(12px, 2vw, 20px);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(clamp(180px, 30vw, 260px), 1fr));
  gap: clamp(12px, 2vw, 20px);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: clamp(14px, 2vw, 20px);
}

.form-label {
  font-size: clamp(0.68rem, 1.3vw, 0.75rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--dim);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: clamp(10px, 1.8vw, 14px) clamp(14px, 2vw, 18px);
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--white);
  font-family: var(--font-sans);
  font-size: clamp(0.85rem, 1.8vw, 0.95rem);
  outline: none;
  transition: var(--transition-smooth);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
  background: rgba(0, 0, 0, 0.65);
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(6, 11, 20, 0.85);
  backdrop-filter: blur(16px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: clamp(12px, 3vw, 24px);
}

.modal-overlay.active {
  display: flex;
}

.modal-card {
  background: var(--card-solid);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-liquid);
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  padding: clamp(16px, 2.5vw, 24px);
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  font-weight: 700;
  color: var(--gold);
}

.modal-body { padding: clamp(16px, 3vw, 28px); }

/* Lightbox Modal Specific Styling (100% Fluid Mobile Fit) */
.lightbox-modal-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: clamp(12px, 2.5vw, 20px) !important;
  width: 100%;
}

.lightbox-image-preview {
  width: 100%;
  max-width: 100%;
  max-height: 60vh;
  max-height: 60dvh;
  object-fit: contain;
  border-radius: var(--radius-md);
  background: #000;
  border: 1px solid var(--glass-border);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

.lightbox-exif-box {
  width: 100%;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--glass-border);
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: clamp(0.72rem, 1.5vw, 0.82rem);
  color: var(--gold);
  line-height: 1.5;
}
.modal-footer {
  padding: clamp(14px, 2.5vw, 20px);
  border-top: 1px solid var(--glass-border);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

/* Mobile Slide-Out Drawer Overlay */
.mobile-nav-backdrop {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(6, 11, 20, 0.82);
  backdrop-filter: blur(14px);
  z-index: 1050;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.mobile-nav-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 85%;
  max-width: 340px;
  background: var(--card-solid);
  border-left: 1px solid var(--glass-border);
  z-index: 1100;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.6);
}

.mobile-nav-drawer.active {
  transform: translateX(0);
}

.mobile-drawer-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-drawer-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow-y: auto;
}

.mobile-drawer-btn {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--glass-border);
  color: var(--white);
  cursor: pointer;
  text-align: left;
  transition: var(--transition-smooth);
}

.mobile-drawer-btn.active, .mobile-drawer-btn:hover {
  background: var(--gold-subtle);
  border-color: var(--border-gold);
  color: var(--gold);
}

.drawer-icon { font-size: 1.4rem; }
.drawer-text { display: flex; flex-direction: column; gap: 2px; }
.drawer-text strong { font-size: 0.95rem; }
.drawer-text small { font-size: 0.75rem; color: var(--dim); }

/* Mobile Bottom Navigation Bar (< 768px) */
.mobile-bottom-nav {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  height: 64px;
  background: rgba(6, 11, 20, 0.94);
  backdrop-filter: var(--glass-backdrop);
  -webkit-backdrop-filter: var(--glass-backdrop);
  border-top: 1px solid var(--glass-border);
  z-index: 99999 !important;
  padding: 4px 8px;
  padding-bottom: env(safe-area-inset-bottom, 4px);
  display: flex;
  justify-content: space-around;
  align-items: center;
}

.mobile-bottom-btn {
  flex: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  background: transparent;
  border: none;
  color: var(--dim);
  cursor: pointer;
  padding: 4px 0;
  transition: var(--transition-smooth);
  pointer-events: auto;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.mobile-bottom-btn * {
  pointer-events: none;
}

.mobile-bottom-btn .nav-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--dim);
  transition: var(--transition-smooth);
}

.mobile-bottom-btn .nav-icon svg {
  stroke: var(--dim);
  transition: var(--transition-smooth);
}

.mobile-bottom-btn .nav-label {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--dim);
  transition: var(--transition-smooth);
}

.mobile-bottom-btn.active {
  color: var(--gold);
}

.mobile-bottom-btn.active .nav-icon svg {
  stroke: var(--gold);
  filter: drop-shadow(0 0 6px rgba(255, 255, 255, 0.3));
}

.mobile-bottom-btn.active .nav-label {
  color: var(--gold);
}

/* Fluid Responsive Breakpoints (< 768px Small Devices) */
@media (max-width: 768px) {
  .app-header {
    padding: 10px 14px;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .app-nav {
    display: none;
  }

  .mobile-only-toggle {
    display: flex;
  }

  .mobile-bottom-nav {
    display: flex;
    justify-content: space-around;
  }

  .app-body {
    padding: 16px 14px 80px;
  }

  .active-aircraft-badge {
    padding: 4px 10px;
    font-size: 0.72rem;
  }

  .brand-name {
    font-size: 1.05rem;
  }

  .brand-sub {
    font-size: 0.58rem;
  }

  .welcome-hero-banner {
    padding: 24px 16px;
  }

  .portal-title {
    font-size: 1.7rem;
  }

  .portal-subtitle {
    font-size: 0.88rem;
  }

  .grid-2, .grid-3 {
    grid-template-columns: 1fr;
  }

  .setup-card {
    padding: 20px 14px;
  }

  .modal-card {
    max-width: 96vw;
    border-radius: 16px;
  }

  .hero-action-group {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }

  .sandbox-modal-body {
    grid-template-columns: 1fr !important;
  }

  .view-container {
    padding-bottom: 90px;
  }
}

/* Tablet & Intermediate Header Optimization (including 12.8" / 12.9" iPads up to 1366px) */
@media (min-width: 769px) and (max-width: 1366px) {
  .app-header {
    padding: 8px 16px;
    gap: 8px;
  }
  .brand-sub {
    display: none !important;
  }
  .app-nav {
    gap: 4px;
    padding: 3px;
  }
  .nav-btn {
    padding: 5px 10px;
    gap: 4px;
    font-size: 0.78rem;
    white-space: nowrap;
  }
  .active-aircraft-badge {
    display: none !important; /* Hide session badge on tablets to prevent header line wrap */
  }
  .mobile-only-toggle {
    display: flex !important; /* Always offer clean drawer menu toggle on tablets */
  }
}

/* Narrow Mobile Screen Header Optimization */
@media (max-width: 480px) {
  .active-aircraft-badge {
    display: none;
  }
  .brand-name {
    font-size: 0.95rem;
  }
}

/* Tablet & Mobile Landscape Header & Layout Optimizations */
@media (orientation: landscape) and (max-height: 850px), (max-width: 1366px) and (orientation: landscape) {
  /* 1. Hide Desktop Nav tabs in landscape to prevent header button truncation */
  .app-nav {
    display: none !important;
  }

  /* 2. Show Mobile Menu Toggle Hamburger button */
  .mobile-only-toggle {
    display: flex !important;
  }

  /* 3. Keep Top Header Compact & Clean */
  .app-header {
    margin-left: 0 !important;
    width: 100% !important;
    padding: 6px 14px !important;
  }

  .brand-sub {
    display: none !important;
  }

  .active-aircraft-badge {
    display: none !important;
  }

  /* 4. Keep Navigation Bar at the Bottom */
  .mobile-bottom-nav {
    display: flex !important;
    flex-direction: row !important;
    justify-content: space-around !important;
    align-items: center !important;
    top: auto !important;
    bottom: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    height: 56px !important;
    border-top: 1px solid var(--glass-border) !important;
    border-right: none !important;
    padding: 2px 8px !important;
    z-index: 99999 !important;
  }

  .mobile-bottom-btn {
    flex: 1 !important;
    width: auto !important;
    margin: 0 !important;
    padding: 4px 2px !important;
  }

  .mobile-bottom-btn .nav-icon {
    font-size: 1.1rem !important;
    margin-bottom: 2px !important;
  }

  .mobile-bottom-btn .nav-label {
    font-size: 0.65rem !important;
  }

  .app-body {
    padding: 12px 14px 70px 14px !important;
  }

  .mobile-nav-drawer {
    width: 320px !important;
    max-width: 85vw !important;
  }

  /* 5. Hide bottom nav when actual camera viewfinder is active in landscape mode */
  body.view-camera-viewfinder-active .mobile-bottom-nav {
    display: none !important;
  }
}

/* Spinner Animation */
@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Additional Light Mode Overrides for Complete 100% Contrast Across All Modules */
body.tarmac-mode .subtab-btn {
  background: #f1f5f9 !important;
  color: #475569 !important;
  border: 1px solid #cbd5e1 !important;
}

body.tarmac-mode .subtab-btn.active {
  background: #4f46e5 !important;
  color: #ffffff !important;
  border-color: #4338ca !important;
}

body.tarmac-mode .metric-card {
  background: #ffffff !important;
  border: 1px solid #cbd5e1 !important;
  box-shadow: 0 4px 15px rgba(15, 23, 42, 0.05) !important;
}

body.tarmac-mode .metric-label {
  color: #475569 !important;
}

body.tarmac-mode .metric-value {
  color: #0f172a !important;
}

body.tarmac-mode .styled-table {
  background: #ffffff !important;
  color: #0f172a !important;
}

body.tarmac-mode .styled-table th {
  background: #f1f5f9 !important;
  color: #0f172a !important;
  border-bottom: 2px solid #cbd5e1 !important;
}

body.tarmac-mode .styled-table td {
  border-bottom: 1px solid #e2e8f0 !important;
  color: #1e293b !important;
}

body.tarmac-mode .camera-section-card,
body.tarmac-mode .lessor-profile-card,
body.tarmac-mode .template-folder-card {
  background: #ffffff !important;
  border: 1px solid #cbd5e1 !important;
  box-shadow: 0 4px 15px rgba(15, 23, 42, 0.06) !important;
}

body.tarmac-mode .camera-section-card:hover,
body.tarmac-mode .lessor-profile-card:hover {
  border-color: #4f46e5 !important;
  box-shadow: 0 8px 25px rgba(79, 70, 229, 0.15) !important;
}

body.tarmac-mode .lessor-profile-card.active {
  background: rgba(99, 102, 241, 0.08) !important;
  border-color: #4f46e5 !important;
}

body.tarmac-mode .cam-sec-folder-title,
body.tarmac-mode .profile-name,
body.tarmac-mode .folder-title-text {
  color: #0f172a !important;
}

body.tarmac-mode .blueprint-canvas-wrapper {
  background: #f1f5f9 !important;
  border: 1px solid #cbd5e1 !important;
}

body.tarmac-mode #dent-buckle-svg path,
body.tarmac-mode #dent-buckle-svg polygon {
  stroke: #334155 !important;
}

/* Light Mode Card/Panel Fixes for Crisp Visibility */
body.tarmac-mode .meta-box {
  background: #f1f5f9 !important;
  border-color: #cbd5e1 !important;
}

body.tarmac-mode .lightbox-exif-box {
  background: #f1f5f9 !important;
  border-color: #cbd5e1 !important;
  color: #0f172a !important;
}

body.tarmac-mode .walkaround-hero-banner {
  background: linear-gradient(135deg, rgba(226, 232, 240, 0.25) 0%, #ffffff 100%) !important;
  border-color: #cbd5e1 !important;
}

body.tarmac-mode .workflow-step-card {
  background: #ffffff !important;
  border-color: #cbd5e1 !important;
}

body.tarmac-mode .camera-view-container {
  --white: #ffffff;
  --dim: #94a3b8;
  --gold: #cbd5e1;
  --gold-subtle: rgba(226, 232, 240, 0.08);
  --border-gold: rgba(226, 232, 240, 0.22);
}

body.tarmac-mode .brand-logo-img,
body.tarmac-mode .brand-text-img {
  filter: brightness(0.2) contrast(1.2) !important;
}

/* ==========================================================================
   Dent & Buckle Multi-View Blueprint Canvas & Modals
   ========================================================================== */
.dent-view-switcher {
  display: flex;
  gap: 6px;
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid var(--glass-border);
  padding: 4px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
  width: fit-content;
}

.dent-view-btn {
  background: transparent;
  border: none;
  color: var(--dim);
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-smooth);
  white-space: nowrap;
}

.dent-view-btn:hover {
  color: var(--white);
}

.dent-view-btn.active {
  background: rgba(255, 255, 255, 0.12);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.blueprint-canvas-wrapper {
  background: rgba(15, 23, 42, 0.4);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: clamp(12px, 3vw, 24px);
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.dent-view-label {
  position: absolute;
  top: 14px;
  left: 16px;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--dim);
  font-weight: 700;
  pointer-events: none;
}

/* Custom modal styling */
.dent-pin-modal-card {
  background: var(--card-solid);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-liquid);
  width: 100%;
  max-width: 580px;
  max-height: 90vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.dent-pin-modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.dent-pin-modal-header h4 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--gold);
  margin: 0;
}

.dent-pin-modal-body {
  padding: 24px;
}

.dent-pin-form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.dent-pin-modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--glass-border);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

/* Light mode overrides for dent mapping */
body.tarmac-mode .dent-view-switcher {
  background: #cbd5e1 !important;
  border-color: #94a3b8 !important;
}

body.tarmac-mode .dent-view-btn {
  color: #475569 !important;
}

body.tarmac-mode .dent-view-btn.active {
  background: #ffffff !important;
  color: #0f172a !important;
  border-color: #94a3b8 !important;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08) !important;
}

body.tarmac-mode #dent-buckle-svg-top path,
body.tarmac-mode #dent-buckle-svg-top polygon,
body.tarmac-mode #dent-buckle-svg-lh path,
body.tarmac-mode #dent-buckle-svg-lh polygon,
body.tarmac-mode #dent-buckle-svg-rh path,
body.tarmac-mode #dent-buckle-svg-rh polygon {
  stroke: #475569 !important;
  fill: rgba(71, 85, 105, 0.02) !important;
}

body.tarmac-mode #dent-buckle-svg-top line,
body.tarmac-mode #dent-buckle-svg-lh line,
body.tarmac-mode #dent-buckle-svg-rh line {
  stroke: rgba(71, 85, 105, 0.3) !important;
}

body.tarmac-mode #dent-buckle-svg-top text,
body.tarmac-mode #dent-buckle-svg-lh text,
body.tarmac-mode #dent-buckle-svg-rh text {
  fill: #475569 !important;
}

body.tarmac-mode .dent-pin-modal-card {
  background: #ffffff !important;
  border-color: #cbd5e1 !important;
}

body.tarmac-mode .dent-pin-modal-header,
body.tarmac-mode .dent-pin-modal-footer {
  border-color: #cbd5e1 !important;
}

/* Dynamic blueprint frame lines styling */
.blueprint-frame-line {
  stroke: rgba(255, 255, 255, 0.08);
  stroke-width: 0.8;
}

body.tarmac-mode .blueprint-frame-line {
  stroke: rgba(71, 85, 105, 0.12) !important;
}

body.tarmac-mode .dent-controls-toolbar {
  background: #f8fafc !important;
  border-color: #cbd5e1 !important;
}

/* Interactive Zoom & Pan Controls Overlay */
.blueprint-zoom-toolbar {
  position: absolute;
  top: 14px;
  right: 16px;
  display: flex;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 4px;
  border-radius: 6px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  z-index: 10;
  backdrop-filter: blur(8px);
}

.blueprint-zoom-toolbar button {
  background: transparent;
  border: none;
  color: var(--dim);
  height: 32px;
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.blueprint-zoom-toolbar button.zoom-mode-btn {
  width: auto;
  padding: 0 10px;
  gap: 6px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.blueprint-zoom-toolbar button.zoom-btn {
  width: 32px;
}

.blueprint-zoom-toolbar button:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

.blueprint-zoom-toolbar button.active {
  background: rgba(212, 175, 55, 0.15);
  color: var(--gold) !important;
  border: 1px solid rgba(212, 175, 55, 0.3);
  box-shadow: 0 2px 8px rgba(212, 175, 55, 0.1);
}

.blueprint-zoom-toolbar .toolbar-divider {
  width: 1px;
  height: 18px;
  background: rgba(255, 255, 255, 0.15);
  align-self: center;
  margin: 0 4px;
}

/* Position HUD Overlay */
.blueprint-position-hud {
  position: absolute;
  bottom: 14px;
  left: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 6px 12px;
  border-radius: 4px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.35);
  z-index: 10;
  backdrop-filter: blur(8px);
  color: #94a3b8;
  font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 11px;
  letter-spacing: 0.3px;
  pointer-events: none;
}

.blueprint-position-hud strong {
  color: var(--gold);
  font-weight: 700;
}

.blueprint-position-hud .hud-sep {
  color: rgba(255, 255, 255, 0.15);
}

/* SVG blueprint Frame Labels / ticks styles */
svg text.frame-label {
  font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 8px;
  font-weight: bold;
  fill: #94a3b8;
  pointer-events: none;
}

svg line.frame-tick {
  stroke: rgba(148, 163, 184, 0.3);
  stroke-width: 0.8px;
}

svg line.frame-grid-line {
  stroke: rgba(148, 163, 184, 0.12);
  stroke-width: 0.5px;
}

/* Cursor modes based on active zoom/pan mode */
.blueprint-canvas-wrapper.mode-pan svg {
  cursor: grab !important;
}
.blueprint-canvas-wrapper.mode-pan svg:active {
  cursor: grabbing !important;
}

/* Tarmac Theme (Light Theme) Overrides */
body.tarmac-mode .blueprint-zoom-toolbar {
  background: rgba(241, 245, 249, 0.9) !important;
  border-color: #cbd5e1 !important;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.1) !important;
}

body.tarmac-mode .blueprint-zoom-toolbar button {
  color: #475569 !important;
}

body.tarmac-mode .blueprint-zoom-toolbar button:hover {
  background: rgba(15, 23, 42, 0.05) !important;
  color: #0f172a !important;
}

body.tarmac-mode .blueprint-zoom-toolbar button.active {
  background: #0f172a !important;
  color: #ffffff !important;
  border-color: #0f172a !important;
}

body.tarmac-mode .blueprint-zoom-toolbar .toolbar-divider {
  background: #cbd5e1 !important;
}

body.tarmac-mode .blueprint-position-hud {
  background: rgba(241, 245, 249, 0.9) !important;
  border-color: #cbd5e1 !important;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.1) !important;
  color: #475569 !important;
}

body.tarmac-mode .blueprint-position-hud strong {
  color: #0f172a !important;
}

body.tarmac-mode .blueprint-position-hud .hud-sep {
  color: #cbd5e1 !important;
}

body.tarmac-mode svg text.frame-label {
  fill: #475569 !important;
}

body.tarmac-mode svg line.frame-tick {
  stroke: rgba(71, 85, 105, 0.35) !important;
}

body.tarmac-mode svg line.frame-grid-line {
  stroke: rgba(71, 85, 105, 0.12) !important;
}

/* Mobile Portrait Mode Responsiveness & Sizing overrides */
@media (max-width: 768px) {
  .blueprint-canvas-wrapper {
    height: 360px;
    display: block;
    position: relative;
    overflow: hidden;
    padding: 0;
  }
  .blueprint-canvas-wrapper svg {
    width: 100% !important;
    height: 100% !important;
    display: block;
  }
  .blueprint-position-hud {
    bottom: 12px;
    left: 12px;
    padding: 6px 12px;
    font-size: 11px;
    gap: 6px;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(8px);
  }
  .blueprint-zoom-toolbar {
    top: 12px;
    right: 12px;
    padding: 4px;
    gap: 6px;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(8px);
  }
  .blueprint-zoom-toolbar button.zoom-mode-btn {
    padding: 0 12px;
    height: 44px;
    font-size: 12px;
  }
  .blueprint-zoom-toolbar button.zoom-btn {
    width: 44px;
    height: 44px;
  }
}

/* Keep CAD vectors thin and crisp at all zoom levels */
.blueprint-canvas-wrapper svg path,
.blueprint-canvas-wrapper svg polygon,
.blueprint-canvas-wrapper svg rect,
.blueprint-canvas-wrapper svg circle,
.blueprint-canvas-wrapper svg line {
  vector-effect: non-scaling-stroke;
}

/* Transparent white aircraft outline image styling */
.aircraft-outline-img {
  opacity: 0.85;
  transition: filter 0.3s ease;
  pointer-events: none; /* Let clicks pass through to the canvas */
}

body.tarmac-mode .aircraft-outline-img {
  filter: invert(1) brightness(0.2) contrast(1.2);
}

/* 3D Interactive Renderer Styles */
#dent-3d-renderer {
  touch-action: none; /* Prevents browser pinch-zoom/scroll during 3D model interaction */
}

@media (max-width: 768px) {
  #dent-3d-renderer {
    height: 360px !important;
  }
}

/* Cloud Storage Switch Account / Disconnect Controls */
.btn-cloud-switch {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 11px;
  font-size: 0.75rem;
  font-weight: 600;
  color: #e2e8f0;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-smooth);
}
.btn-cloud-switch:hover {
  background: rgba(56, 189, 248, 0.2);
  border-color: var(--cyan);
  color: #ffffff;
}

.btn-cloud-disconnect {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 11px;
  font-size: 0.75rem;
  font-weight: 600;
  color: #f87171;
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.25);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-smooth);
}
.btn-cloud-disconnect:hover {
  background: rgba(239, 68, 68, 0.22);
  border-color: #ef4444;
  color: #ffffff;
}

/* On mobile/tablet viewports, hide desktop user-auth-wrapper because auth is integrated into the drawer */
@media (max-width: 900px) {
  .user-auth-wrapper {
    display: none !important;
  }
}