/* Mobile-specific styles for Seismo Fleet Manager */
/* Touch-optimized, portrait-first design */

/* ===== MOBILE TOUCH TARGETS ===== */
@media (max-width: 767px) {
  /* Buttons - 44x44px minimum (iOS standard) */
  .btn, button:not(.tab-button), .button, a.button {
    min-width: 44px;
    min-height: 44px;
    padding: 12px 16px;
  }

  /* Icon-only buttons */
  .icon-button, .btn-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
  }

  /* Form inputs - 48px height, 16px font prevents iOS zoom */
  input:not([type="checkbox"]):not([type="radio"]),
  select,
  textarea {
    min-height: 48px;
    font-size: 16px !important;
    padding: 12px 16px;
  }

  /* Checkboxes and radio buttons - larger touch targets */
  input[type="checkbox"],
  input[type="radio"] {
    width: 24px;
    height: 24px;
    min-height: 24px;
  }

  /* Bottom nav buttons - 56px industry standard */
  .bottom-nav button {
    min-height: 56px;
    padding: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
  }

  /* Increase spacing between clickable elements */
  .btn + .btn,
  button + button {
    margin-left: 8px;
  }
}

/* ===== HAMBURGER MENU ===== */
.hamburger-btn {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 50;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: white;
  border: 1px solid #e5e7eb;
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1);
  transition: all 0.2s;
}

.hamburger-btn:active {
  transform: scale(0.95);
}

.dark .hamburger-btn {
  background-color: #1e293b;
  border-color: #374151;
}

/* Hamburger icon */
.hamburger-icon {
  width: 24px;
  height: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
}

.hamburger-line {
  width: 100%;
  height: 2px;
  background-color: #374151;
  transition: all 0.3s;
}

.dark .hamburger-line {
  background-color: #e5e7eb;
}

/* Hamburger animation when menu open */
.menu-open .hamburger-line:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.menu-open .hamburger-line:nth-child(2) {
  opacity: 0;
}

.menu-open .hamburger-line:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ===== SIDEBAR (RESPONSIVE) ===== */
.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  width: 16rem; /* 256px */
  height: 100vh;
  z-index: 40;
  transition: transform 0.3s ease-in-out;
}

@media (max-width: 767px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }
}

@media (min-width: 768px) {
  .sidebar {
    transform: translateX(0) !important;
  }
}

/* ===== BACKDROP ===== */
.backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 30;
  opacity: 0;
  transition: opacity 0.3s ease-in-out;
  pointer-events: none;
}

.backdrop.show {
  opacity: 1;
  pointer-events: auto;
}

@media (min-width: 768px) {
  .backdrop {
    display: none;
  }
}

/* ===== BOTTOM NAVIGATION ===== */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4rem;
  background-color: white;
  border-top: 1px solid #e5e7eb;
  z-index: 20;
  box-shadow: 0 -1px 3px 0 rgb(0 0 0 / 0.1);
}

.dark .bottom-nav {
  background-color: #1e293b;
  border-top-color: #374151;
}

.bottom-nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: #6b7280;
  transition: all 0.2s;
  border: none;
  background: none;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.bottom-nav-btn:active {
  transform: scale(0.95);
  background-color: #f3f4f6;
}

.dark .bottom-nav-btn:active {
  background-color: #374151;
}

.bottom-nav-btn.active {
  color: #f48b1c; /* seismo-orange */
}

.bottom-nav-btn svg {
  width: 24px;
  height: 24px;
}

.bottom-nav-btn span {
  font-size: 11px;
  font-weight: 500;
}

@media (min-width: 768px) {
  .bottom-nav {
    display: none;
  }
}

/* ===== MAIN CONTENT ADJUSTMENTS ===== */
.main-content {
  margin-left: 0;
  padding-bottom: 5rem; /* 80px for bottom nav */
  min-height: 100vh;
}

@media (min-width: 768px) {
  .main-content {
    margin-left: 16rem; /* 256px sidebar width */
    padding-bottom: 0;
  }
}

/* ===== MOBILE ROSTER CARDS ===== */
.unit-card {
  background-color: white;
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1);
  padding: 1rem;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  -webkit-tap-highlight-color: transparent;
}

.unit-card:active {
  transform: scale(0.98);
}

.dark .unit-card {
  background-color: #1e293b;
}

.unit-card:hover {
  box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
}

/* ===== UNIT DETAIL MODAL (BOTTOM SHEET) ===== */
.unit-modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease-in-out;
}

.unit-modal.show {
  pointer-events: auto;
  opacity: 1;
}

.unit-modal-backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
}

.unit-modal-content {
  position: relative;
  width: 100%;
  max-height: 85vh;
  background-color: white;
  border-top-left-radius: 1rem;
  border-top-right-radius: 1rem;
  box-shadow: 0 -4px 6px -1px rgb(0 0 0 / 0.1);
  overflow-y: auto;
  transform: translateY(100%);
  transition: transform 0.3s ease-out;
}

.unit-modal.show .unit-modal-content {
  transform: translateY(0);
}

.dark .unit-modal-content {
  background-color: #1e293b;
}

@media (min-width: 768px) {
  .unit-modal {
    align-items: center;
  }

  .unit-modal-content {
    max-width: 42rem; /* 672px */
    border-radius: 0.75rem;
    transform: translateY(20px);
    opacity: 0;
  }

  .unit-modal.show .unit-modal-content {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Modal handle bar (mobile only) */
.modal-handle {
  height: 4px;
  width: 3rem;
  background-color: #d1d5db;
  border-radius: 9999px;
  margin: 0.75rem auto 1rem;
}

@media (min-width: 768px) {
  .modal-handle {
    display: none;
  }
}

/* ===== OFFLINE INDICATOR ===== */
.offline-indicator {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: #eab308; /* yellow-500 */
  color: white;
  text-align: center;
  padding: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  z-index: 50;
  transform: translateY(-100%);
  transition: transform 0.3s ease-in-out;
}

.offline-indicator.show {
  transform: translateY(0);
}

/* ===== SYNC TOAST ===== */
.sync-toast {
  position: fixed;
  bottom: 6rem; /* Above bottom nav */
  left: 1rem;
  right: 1rem;
  background-color: #22c55e; /* green-500 */
  color: white;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  z-index: 50;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.3s, transform 0.3s;
  pointer-events: none;
}

.sync-toast.show {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

@media (min-width: 768px) {
  .sync-toast {
    bottom: 1rem;
    left: auto;
    right: 1rem;
    max-width: 20rem;
  }
}

/* ===== MOBILE SEARCH BAR (STICKY) ===== */
@media (max-width: 767px) {
  .mobile-search-sticky {
    position: sticky;
    top: 0;
    z-index: 10;
    background-color: #f3f4f6;
    margin: -1rem -1rem 1rem -1rem;
    padding: 0.5rem 1rem;
  }

  .dark .mobile-search-sticky {
    background-color: #111827;
  }
}

@media (min-width: 768px) {
  .mobile-search-sticky {
    position: static;
    background-color: transparent;
    margin: 0;
    padding: 0;
  }
}

/* ===== STATUS BADGES ===== */
.status-dot {
  width: 1rem;
  height: 1rem;
  border-radius: 9999px;
  flex-shrink: 0;
}

.status-badge {
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
}

/* ===== DEVICE TYPE BADGES ===== */
.device-badge {
  padding: 0.25rem 0.5rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
  display: inline-block;
}

/* ===== MOBILE MAP HEIGHT ===== */
@media (max-width: 767px) {
  #fleet-map {
    height: 16rem !important; /* 256px on mobile */
  }

  #unit-map {
    height: 16rem !important; /* 256px on mobile */
  }
}

/* ===== PENDING SYNC BADGE ===== */
.pending-sync-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.125rem 0.5rem;
  background-color: #fef3c7; /* amber-100 */
  color: #92400e; /* amber-800 */
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
}

.dark .pending-sync-badge {
  background-color: #78350f;
  color: #fef3c7;
}

.pending-sync-badge::before {
  content: "⏳";
  font-size: 0.875rem;
}

/* ===== MOBILE-SPECIFIC UTILITY CLASSES ===== */
@media (max-width: 767px) {
  .mobile-text-lg {
    font-size: 1.125rem;
    line-height: 1.75rem;
  }

  .mobile-text-xl {
    font-size: 1.25rem;
    line-height: 1.75rem;
  }

  .mobile-p-4 {
    padding: 1rem;
  }

  .mobile-mb-4 {
    margin-bottom: 1rem;
  }
}

/* ===== ACCESSIBILITY ===== */
/* Improve focus visibility on mobile */
@media (max-width: 767px) {
  button:focus-visible,
  a:focus-visible,
  input:focus-visible,
  select:focus-visible,
  textarea:focus-visible {
    outline: 2px solid #f48b1c;
    outline-offset: 2px;
  }
}

/* Prevent text selection on buttons (better mobile UX) */
button,
.btn,
.button {
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

/* ===== SMOOTH SCROLLING ===== */
html {
  scroll-behavior: smooth;
}

/* Prevent overscroll bounce on iOS */
body {
  overscroll-behavior-y: none;
}

/* ===== LOADING STATES ===== */
.loading-pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

/* ===== SAFE AREA SUPPORT (iOS notch) ===== */
@supports (padding: env(safe-area-inset-bottom)) {
  .bottom-nav {
    padding-bottom: env(safe-area-inset-bottom);
    height: calc(4rem + env(safe-area-inset-bottom));
  }

  .main-content {
    padding-bottom: calc(5rem + env(safe-area-inset-bottom));
  }

  @media (min-width: 768px) {
    .main-content {
      padding-bottom: 0;
    }
  }
}