/* ============================================================
   FLY GACA — Shared Design System
   Falcon palette · Inter · bilingual-ready
   ============================================================ */

/* ----- Custom Fonts ---------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Inter+Tight:wght@600;700&family=IBM+Plex+Sans+Arabic:wght@400;500;600;700&display=swap');

/* ----- Design Tokens --------------------------------------- */
:root {
  /* Falcon palette */
  --falcon-night:       #0A0E12;
  --falcon-deep:        #0F1A24;
  --falcon-mist:        #1A2A38;
  --falcon-mist-2:      #243749;
  --falcon-teal:        #2D6E8A;
  --falcon-teal-bright: #4A9CB8;
  --falcon-teal-glow:   rgba(74,156,184,0.18);
  --falcon-sage:        #8FC9A8;
  --falcon-sage-bright: #B5DDC2;
  --falcon-gold:        #C8A04A;
  --falcon-gold-soft:   #E0C588;

  /* Light surface */
  --ivory:        #F5F2ED;
  --ivory-warm:   #FBF8F2;
  --ivory-edge:   #E5DFD3;
  --ink:          #0A0E12;
  --ink-soft:     #3F4A55;
  --ink-mute:     #7A8590;

  /* Dark text */
  --moon:         #F5F2ED;
  --moon-soft:    #A8B5C0;
  --moon-mute:    #5E6C7A;

  /* Semantic */
  --brand:        var(--falcon-teal);
  --brand-dark:   var(--falcon-teal-bright);
  --success:      var(--falcon-sage);
  --warning:      var(--falcon-gold);
  --danger:       #B84A4A;

  /* Gradients */
  --falcon-stroke:  linear-gradient(135deg, #0A0E12 0%, #1A3548 35%, #2D6E8A 70%, #4A9CB8 100%);
  --falcon-shimmer: linear-gradient(135deg, #2D6E8A 0%, #4A9CB8 50%, #8FC9A8 100%);

  /* Shadows — light */
  --shadow-1: 0 1px 2px rgba(15,26,36,.04), 0 1px 3px rgba(15,26,36,.06);
  --shadow-2: 0 4px 8px -2px rgba(15,26,36,.08), 0 2px 4px -2px rgba(15,26,36,.04);
  --shadow-3: 0 12px 24px -8px rgba(15,26,36,.14), 0 4px 8px -4px rgba(15,26,36,.06);

  /* Shadows — dark / luminous */
  --shadow-dark-1: 0 1px 2px rgba(0,0,0,.30), 0 0 0 1px rgba(143,201,168,.04);
  --shadow-dark-2: 0 8px 16px rgba(0,0,0,.40), 0 0 0 1px rgba(143,201,168,.06);
  --shadow-glow:   0 0 24px rgba(74,156,184,.18);

  /* Motion */
  --ease-glide: cubic-bezier(0.2, 0.7, 0.2, 1);
  --ease-lift:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-dive:  cubic-bezier(0.6, 0, 0.78, 0);
  --dur-1: 120ms;
  --dur-2: 220ms;
  --dur-3: 360ms;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;

  /* Radius */
  --radius-1: 4px;
  --radius-2: 8px;
  --radius-3: 12px;
  --radius-4: 16px;
  --radius-pill: 999px;
}

/* ----- Reset & Base ---------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  color: var(--ink);
  background: var(--ivory);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: 'cv11', 'ss01';
}

/* ----- Falcon SVG mark (reusable) -------------------------- */
.falcon-mark {
  display: flex; align-items: center; justify-content: center;
  background: var(--falcon-night);
  border: 1.5px solid rgba(143,201,168,0.25);
  border-radius: var(--radius-3);
  box-shadow: var(--shadow-glow);
  flex-shrink: 0;
}
.falcon-mark svg { display: block; }

/* ============================================================
   GLOBAL NAV
   ============================================================ */
.app-nav {
  position: sticky; top: 0; z-index: 100;
  background: var(--falcon-night);
  border-bottom: 1px solid rgba(143,201,168,0.12);
  display: flex; align-items: center;
  padding: 0 28px;
  height: 54px;
  gap: 0;
}

.nav-brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.nav-brand-mark {
  width: 34px; height: 34px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(143,201,168,0.20);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
}
.nav-brand-mark svg { width: 22px; height: 22px; }
.nav-brand-name {
  font-family: 'Inter Tight', sans-serif;
  font-size: 16px; font-weight: 700;
  color: var(--moon);
  letter-spacing: -0.015em;
}
.nav-brand-sub {
  font-size: 9.5px;
  font-weight: 600;
  color: var(--falcon-gold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  display: block;
  line-height: 1;
  margin-top: 1px;
}

.nav-links {
  display: flex; align-items: center; gap: 2px;
  margin-inline-start: 32px;
}
.nav-link {
  display: flex; align-items: center; gap: 6px;
  padding: 6px 13px;
  border-radius: var(--radius-2);
  font-size: 13.5px;
  font-weight: 500;
  color: var(--moon-soft);
  text-decoration: none;
  transition: all var(--dur-2) var(--ease-glide);
  white-space: nowrap;
}
.nav-link:hover { color: var(--moon); background: rgba(255,255,255,0.06); }
.nav-link.active { color: var(--falcon-teal-bright); background: rgba(74,156,184,0.12); }
.nav-link svg { flex-shrink: 0; }

.nav-spacer { flex: 1; }

.nav-cta {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 8px 16px;
  background: var(--falcon-teal);
  color: var(--moon);
  border-radius: var(--radius-3);
  font-size: 13px; font-weight: 600;
  text-decoration: none;
  transition: background var(--dur-2) var(--ease-glide);
  flex-shrink: 0;
}
.nav-cta:hover { background: var(--falcon-teal-bright); }
.nav-cta svg { flex-shrink: 0; }

/* Language toggle */
.lang-toggle {
  display: flex; align-items: center;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-pill);
  overflow: hidden;
  flex-shrink: 0;
  margin-inline-start: 10px;
}
.lang-btn {
  background: transparent;
  border: none;
  color: var(--moon-soft);
  font-family: 'Inter', sans-serif;
  font-size: 12px; font-weight: 600;
  padding: 5px 11px;
  cursor: pointer;
  transition: all var(--dur-2) var(--ease-glide);
  letter-spacing: 0.03em;
}
.lang-btn:hover { color: var(--moon); }
.lang-btn.active {
  background: var(--falcon-teal);
  color: var(--moon);
}

/* Arabic / RTL overrides */
body.rtl {
  font-family: 'IBM Plex Sans Arabic', 'Inter', system-ui, sans-serif;
  direction: rtl;
}
body.rtl .nav-brand-name,
body.rtl .nav-link,
body.rtl .nav-cta,
body.rtl h1, body.rtl h2, body.rtl h3,
body.rtl p, body.rtl span, body.rtl a,
body.rtl button, body.rtl label {
  font-family: 'IBM Plex Sans Arabic', 'Inter', system-ui, sans-serif;
}
body.rtl .nav-brand-name {
  font-size: 15px;
}

/* Mobile nav */
.nav-hamburger {
  display: none;
  background: none; border: none;
  color: var(--moon-soft);
  padding: 6px;
  cursor: pointer;
  border-radius: var(--radius-2);
}
.nav-mobile-menu {
  display: none;
  position: fixed; inset: 54px 0 0 0;
  background: var(--falcon-night);
  border-top: 1px solid rgba(143,201,168,0.12);
  z-index: 99;
  flex-direction: column;
  padding: 16px;
  gap: 4px;
}
.nav-mobile-menu.open { display: flex; }
.nav-mobile-menu .nav-link {
  font-size: 15px;
  padding: 12px 16px;
}

/* Tablet compact tier — keep desktop layout but tighten so the extra
   Dashboard / Sign-in items don't push the CTA off the right edge. */
@media (max-width: 980px) and (min-width: 641px) {
  .nav-links { gap: 0; margin-inline-start: 14px; }
  .nav-link  { padding: 5px 9px; font-size: 12.5px; gap: 5px; }
  .nav-link svg { width: 12px; height: 12px; }
  .nav-cta { padding: 7px 12px; font-size: 12.5px; }
  .nav-cta svg { width: 12px; height: 12px; }
  .lang-toggle { margin-inline-start: 6px; }
  .lang-btn { padding: 4px 9px; font-size: 11.5px; }
}

@media (max-width: 640px) {
  .app-nav { padding: 0 16px; }
  .nav-links { display: none; }
  .nav-cta  { display: none; }
  .nav-hamburger { display: flex; margin-inline-start: auto; }
}

/* ============================================================
   SHARED COMPONENTS
   ============================================================ */

/* Button */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-3);
  font-family: inherit;
  font-size: 14px; font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--dur-2) var(--ease-glide);
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--falcon-teal);
  color: var(--moon);
}
.btn-primary:hover { background: var(--falcon-teal-bright); }
.btn-secondary {
  background: transparent;
  color: var(--falcon-teal);
  border: 1.5px solid var(--falcon-teal);
}
.btn-secondary:hover { background: rgba(45,110,138,0.08); }
/* Sage outline — used for Captain Adel CTAs on dark surfaces */
.btn-outline {
  background: transparent;
  color: var(--falcon-sage-bright);
  border: 1.5px solid rgba(143,201,168,0.40);
}
.btn-outline:hover {
  background: rgba(143,201,168,0.08);
  border-color: var(--falcon-sage);
}
.btn-ghost {
  background: transparent;
  color: var(--moon-soft);
}
.btn-ghost:hover { color: var(--moon); background: rgba(255,255,255,0.06); }
.btn-lg { padding: 14px 28px; font-size: 15px; }
.btn-sm { padding: 7px 14px; font-size: 12.5px; }
.btn:focus-visible {
  outline: 2px solid var(--falcon-sage-bright);
  outline-offset: 2px;
}

/* Badge */
.badge {
  display: inline-flex; align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-1);
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.badge-teal    { background: var(--falcon-teal);    color: var(--moon); }
.badge-gold    { background: var(--falcon-gold);    color: var(--ink); }
.badge-sage    { background: var(--falcon-sage);    color: var(--ink); }
.badge-muted   { background: var(--ink-mute);       color: var(--moon); }

/* Card */
.card {
  background: var(--ivory-warm);
  border: 1px solid var(--ivory-edge);
  border-radius: var(--radius-3);
  padding: var(--space-4);
  transition: all var(--dur-2) var(--ease-lift);
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-3);
}
.card-dark {
  background: var(--falcon-deep);
  border-color: var(--falcon-mist);
  color: var(--moon);
}
.card-dark:hover {
  border-color: var(--falcon-teal);
  box-shadow: var(--shadow-glow);
}

/* Shared footer */
.app-footer {
  margin-top: var(--space-7);
  padding: 24px 32px;
  text-align: center;
  color: var(--ink-mute);
  font-size: 12px;
  border-top: 1px solid var(--ivory-edge);
  background: var(--ivory-warm);
}
.app-footer strong { color: var(--ink-soft); font-weight: 600; }
.app-footer a {
  color: var(--falcon-teal);
  text-decoration: none;
  font-weight: 500;
}
.app-footer a:hover { color: var(--falcon-teal-bright); text-decoration: underline; }

/* ============================================================
   SECTION HEADERS — refined eyebrow ornament
   ============================================================ */
/* Pages already define their own .section-eyebrow font-size/colour;
   we only add a decorative accent rule + dot to give the heading
   stack more editorial structure. Pages can opt out by setting
   .section-eyebrow.plain or by overriding the ::before. */
.section-eyebrow:not(.plain)::before {
  content: "";
  display: inline-block;
  width: 22px; height: 1px;
  vertical-align: middle;
  background: currentColor;
  opacity: 0.55;
  margin-inline-end: 10px;
  transform: translateY(-1px);
}
[dir="rtl"] .section-eyebrow:not(.plain)::before {
  margin-inline-end: 10px;
}

/* ============================================================
   PAGE SURFACE — subtle ambient grid on light pages
   ============================================================ */
/* Faint dot grid on the main content background. Sub-perceptual at
   reading distance but adds depth so the ivory surface doesn't read
   as flat between the dark hero and the dark Captain section. */
.page-main,
.about-main {
  background-image:
    radial-gradient(circle at 1px 1px, rgba(45,110,138,0.045) 1px, transparent 0);
  background-size: 28px 28px;
  background-position: 0 0;
}

/* ============================================================
   FOOTER — accent rule + small falcon mark
   ============================================================ */
.app-footer {
  position: relative;
  padding: 32px 32px 28px;
}
.app-footer::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg,
    transparent 0%,
    var(--falcon-teal) 20%,
    var(--falcon-gold) 50%,
    var(--falcon-sage) 80%,
    transparent 100%);
  opacity: 0.45;
}
.app-footer .footer-mark {
  display: inline-flex;
  width: 22px; height: 22px;
  vertical-align: middle;
  margin-inline-end: 8px;
  border-radius: 6px;
  background: var(--falcon-night);
  box-shadow: 0 0 0 1px rgba(45,110,138,0.18);
}
.app-footer .footer-mark svg { width: 16px; height: 16px; margin: auto; display: block; }

/* ============================================================
   MICRO-INTERACTIONS
   Subtle press, focus-visible rings, smooth nav-link transitions.
   These work everywhere the shared design tokens are loaded.
   ============================================================ */
button, .btn, a.btn { -webkit-tap-highlight-color: transparent; }
.btn { transition:
  transform var(--dur-1) var(--ease-glide),
  background var(--dur-2) var(--ease-glide),
  border-color var(--dur-2) var(--ease-glide),
  box-shadow var(--dur-2) var(--ease-glide); }
.btn:active { transform: translateY(1px) scale(0.985); }
.nav-cta:active { transform: translateY(1px) scale(0.985); }
.nav-link { transition:
  color var(--dur-2) var(--ease-glide),
  background var(--dur-2) var(--ease-glide),
  transform var(--dur-1) var(--ease-glide); }
.nav-link:active { transform: translateY(1px); }

/* Focus-visible ring everywhere — keyboard users finally see where they are */
:focus-visible {
  outline: 2px solid var(--falcon-sage-bright);
  outline-offset: 2px;
  border-radius: 4px;
}
input:focus-visible, textarea:focus-visible, select:focus-visible {
  /* Inputs already render their own focus ring via box-shadow; suppress
     the global outline so we don't get a double ring. */
  outline: none;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0.001s !important;
    animation-duration: 0.001s !important;
  }
}