/* SafeDest Design System v3 — light gray theme, brand colors. ALL pages import this first. */
:root {
  /* surfaces — light cool gray (like the demo background) */
  --bg:      #edf0f5;
  --bg-2:    #e3e7ee;
  --panel:   #ffffff;
  --panel-2: rgba(0,0,0,.04);
  --line:    rgba(0,0,0,.10);
  --line-soft: rgba(0,0,0,.06);

  /* glass panels — white frosted glass */
  --glass-strong: rgba(255,255,255,.82);
  --glass-mid:    rgba(255,255,255,.60);
  --glass-light:  rgba(255,255,255,.35);
  --blur-glass:   saturate(160%) blur(22px);

  /* ink — dark on light background */
  --ink:   #1a1f2e;
  --muted: #5c6b85;
  --faint: #9aa5bc;

  /* brand */
  --red:        #cc1f2e;
  --red-deep:   #8c1a22;
  --red-glow:   rgba(204,31,46,.28);
  --brand-gray: #7a7a7a;
  --amber:    #e09010;
  --cyan:     #1a8ccc;
  --green:    #1db36a;
  --purple:   #8050d0;

  /* vehicle type colors — slightly deeper for light bg */
  --v-satha:     #cc2222;
  --v-reefer:    #1a8ccc;
  --v-container: #d08010;
  --v-dina:      #1db36a;
  --v-lowbed:    #8050d0;

  /* type */
  --font-en: "Outfit", sans-serif;
  --font-ar: "IBM Plex Sans Arabic", sans-serif;

  /* fx */
  --radius:    14px;
  --radius-lg: 22px;
  --shadow:    0 4px 20px rgba(0,0,0,.10);
  --shadow-glow: 0 0 22px var(--red-glow);
  --glass: var(--glass-strong);
  --blur:  var(--blur-glass);
  --ease:  cubic-bezier(.22,.9,.26,1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-ar);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
[lang="en"], .en { font-family: var(--font-en); }

/* =====================================================
   BACKGROUND CANVASES — fixed behind everything
   ===================================================== */
#map-bg-canvas,
#particles-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 1.2s ease;
}
#map-bg-canvas.ready { opacity: 1; }
/* particles fade in immediately */
#particles-canvas { opacity: 1; }
body > *:not(#map-bg-canvas):not(#particles-canvas) { position: relative; z-index: 1; }

/* =====================================================
   SHARED UI ATOMS
   ===================================================== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px; border-radius: 999px;
  border: 1px solid rgba(0,0,0,.12);
  background: var(--glass-mid); backdrop-filter: var(--blur-glass); -webkit-backdrop-filter: var(--blur-glass);
  color: var(--ink); font: 600 14px var(--font-en);
  letter-spacing: .4px; cursor: pointer; text-decoration: none;
  transition: all .25s var(--ease);
}
.btn:hover { border-color: var(--red); box-shadow: var(--shadow-glow); transform: translateY(-1px); }
.btn.primary { background: linear-gradient(135deg, var(--red), var(--red-deep)); border: 0; color: #fff; }
.btn.primary:hover { filter: brightness(1.08); box-shadow: 0 0 22px var(--red-glow); }

.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px; border-radius: 999px; font: 600 11.5px var(--font-en);
  letter-spacing: .8px; text-transform: uppercase;
  background: rgba(0,0,0,.05); border: 1px solid rgba(0,0,0,.10); color: var(--muted);
}

.card {
  background: var(--glass-strong);
  backdrop-filter: var(--blur-glass); -webkit-backdrop-filter: var(--blur-glass);
  border: 1px solid rgba(0,0,0,.07);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.glass {
  background: var(--glass-mid);
  backdrop-filter: var(--blur-glass); -webkit-backdrop-filter: var(--blur-glass);
  border: 1px solid rgba(0,0,0,.06);
}

/* status colors */
.st-pickup   { color: var(--amber); }
.st-transit  { color: var(--cyan); }
.st-customs  { color: var(--purple); }
.st-delivered { color: var(--green); }
.st-alert    { color: var(--red); }

/* language toggle */
.lang-toggle {
  display: inline-flex; align-items: center; gap: 0;
  border-radius: 999px; overflow: hidden;
  border: 1px solid rgba(0,0,0,.12);
  background: rgba(0,0,0,.04);
}
.lang-toggle button {
  padding: 5px 14px; background: transparent; border: 0; cursor: pointer;
  font: 600 12px var(--font-en); color: var(--muted); transition: all .2s;
}
.lang-toggle button.active {
  background: rgba(204,31,46,.15); color: var(--red);
  border-radius: 999px;
}

::selection { background: var(--red); color: #fff; }
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-2); }
::-webkit-scrollbar-thumb { background: rgba(0,0,0,.18); border-radius: 99px; }