/**
 * CTK Mobile — App Shell (uses tokens.css)
 * Bottom tab bar, FAB, scanner, safe area, native feel
 * Loaded after tokens.css + components.css + admin.css
 */

/* ── Bottom Tab Bar — 48x48 touch targets, clear active/inactive ── */
.mobile-bottom-nav {
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  bottom: max(var(--space-3), env(safe-area-inset-bottom));
  width: min(380px, calc(100% - var(--space-4)));
  z-index: 60;
  display: none; /* shown on mobile */
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  padding: var(--space-1);
  box-shadow: var(--shadow-lg);
  justify-content: space-around;
}
.mobile-bottom-nav a {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  min-width: 48px;
  min-height: 48px;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  color: var(--text-tertiary);
  font-family: var(--font-sans);
  font-size: var(--text-caption);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  transition: background var(--duration-fast) var(--ease-default), color var(--duration-fast) var(--ease-default), transform var(--duration-fast) var(--ease-default);
}
.mobile-bottom-nav a i {
  font-size: 20px;
  line-height: 1;
  font-weight: 400;
}
.mobile-bottom-nav a.active {
  background: var(--ctk-ink);
  color: var(--text-inverse);
}
.mobile-bottom-nav a.active i {
  font-weight: 600;
}
.mobile-bottom-nav a:active {
  transform: scale(0.96);
}

/* ── FAB — 56x56 (Material 48+), accent, shadow ── */
.scan-fab {
  position: fixed;
  right: var(--space-4);
  bottom: calc(88px + env(safe-area-inset-bottom));
  z-index: 61;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: var(--accent);
  color: var(--accent-contrast);
  border: 0;
  box-shadow: var(--shadow-lg);
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  transition: transform var(--duration-fast) var(--ease-spring), box-shadow var(--duration-fast) var(--ease-default);
}
.scan-fab:active {
  transform: scale(0.96);
}

/* ── Mobile layout ── */
@media (max-width: 768px) {
  body {
    background: var(--bg-app);
    padding-bottom: env(safe-area-inset-bottom);
  }
  .main-content {
    margin-left: 0 !important;
    padding: var(--space-4) var(--space-4) calc(88px + env(safe-area-inset-bottom)) var(--space-4) !important;
    max-width: 100% !important;
  }
  /* Hide desktop nav, show mobile */
  .worker-nav, .client-nav, .sidebar, .sidebar-overlay, .nav-toggle, .navbar {
    display: none !important;
  }
  .admin-layout .main-content {
    margin-left: 0 !important;
  }
  .app-top-bar { display: flex !important; align-items: center; justify-content: space-between; padding: max(0.85rem, env(safe-area-inset-top)) 1rem 0.85rem 1rem; background: #fff; border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 40; }
  .app-top-bar .app-logo { height: 26px; }
  .app-top-bar .app-title { font-weight: 800; font-size: 1.05rem; letter-spacing: -0.03em; }
  .app-top-bar .app-user { width: 36px; height: 36px; border-radius: 50%; background: var(--primary); color: #fff; display: grid; place-items: center; font-weight: 800; font-size: 0.9rem; }
  .mobile-bottom-nav, .scan-fab {
    display: flex !important;
  }
  /* Scanner fullscreen */
  #scannerModal .modal-dialog {
    margin: 0;
    max-width: 100%;
    height: 100vh;
    height: 100dvh;
  }
  #scannerModal .modal-content {
    height: 100vh;
    height: 100dvh;
    border-radius: 0;
    border: 0;
  }
  #scannerModal .modal-body {
    padding: 0;
    background: #000;
  }
  /* Forms: ensure 16px to avoid iOS zoom */
  .form-control, .form-select {
    font-size: 16px;
  }
}

@media (min-width: 769px) {
  .mobile-bottom-nav, .scan-fab {
    display: none !important;
  }
}

/* ── Live scanner (shared, uses tokens) ── */
.live-scanner {
  position: relative;
  width: 100%;
  background: #000;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.live-viewport {
  position: relative;
  width: 100%;
  aspect-ratio: 3/4;
  background: #000;
  overflow: hidden;
}
.live-viewport video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.live-viewport canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.live-hint {
  position: absolute;
  left: 50%;
  bottom: var(--space-4);
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
  font-family: var(--font-sans);
  font-size: var(--text-body-sm);
  font-weight: var(--font-weight-semibold);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-pill);
  white-space: nowrap;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.live-flash {
  position: absolute;
  inset: 0;
  background: #fff;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-fast) var(--ease-default);
}
.live-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4);
  background: var(--ctk-ink);
  gap: var(--space-3);
}
.live-btn {
  border: 0;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-weight: var(--font-weight-bold);
  min-height: 44px;
  transition: transform var(--duration-fast) var(--ease-default);
}
.live-btn:active { transform: scale(0.98); }
.live-btn.ghost {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-body-sm);
}
.live-btn.shutter {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: #fff;
  border: 4px solid var(--accent);
  box-shadow: var(--shadow-md);
  position: relative;
}
.live-btn.shutter::after {
  content: '';
  position: absolute;
  inset: 6px;
  border-radius: 50%;
  background: var(--accent);
}
.live-preview {
  position: absolute;
  inset: 0;
  background: var(--ctk-ink);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  gap: var(--space-4);
  z-index: 5;
}
.live-preview img {
  max-width: 100%;
  max-height: 62vh;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}
.live-preview-actions {
  display: flex;
  gap: var(--space-3);
  width: 100%;
}
.live-preview-actions .btn {
  flex: 1;
  border-radius: var(--radius-md);
  min-height: 48px;
}
.live-fullscreen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: #000;
  display: flex;
  flex-direction: column;
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
}
.live-fullscreen .live-viewport {
  flex: 1;
  aspect-ratio: auto;
}

/* ── Platform polish ── */
.ios .card, .ios .btn { /* iOS: subtle, no ripple, spring */
  transition-timing-function: var(--ease-spring);
}
.android .btn:active { /* Android: ripple approximation */
  background-image: radial-gradient(circle, rgba(255,255,255,0.15) 1%, transparent 1%);
  background-size: 100%;
}