/**
 * LyfeHub Mobile Form Optimizations
 * ==================================
 * Optimizes all forms for mobile devices (≤640px)
 * 
 * Features:
 * - Single column layouts on mobile
 * - Full-width inputs
 * - Sticky submit buttons with backdrop blur
 * - Native date/time picker enhancements
 * - Safe area padding for devices with home indicators
 */

/* ==========================================================================
   1. SINGLE COLUMN FORMS ON MOBILE (≤640px)
   ========================================================================== */

@media (max-width: 640px) {
  /* Generic form-row becomes single column */
  .form-row {
    grid-template-columns: 1fr !important;
    gap: 0.75rem;
  }

  /* Job form fields - single column */
  .job-section-content.job-fields {
    grid-template-columns: 1fr !important;
  }

  /* Wide fields layout (like loss section) - single column */
  .job-fields-wide {
    grid-template-columns: 1fr !important;
  }

  /* Job field full width override */
  .job-field,
  .job-field-full,
  .job-field-half {
    grid-column: 1 !important;
    width: 100%;
  }

  /* Task datetime fields stack vertically */
  .task-datetime-row {
    flex-direction: column;
    gap: 0.75rem;
  }

  .task-datetime-field-wrapper {
    width: 100%;
  }

  /* Task recurring presets wrap better */
  .task-recurring-presets {
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .task-recurring-preset {
    flex: 1 1 auto;
    min-width: 80px;
  }
}


/* ==========================================================================
   2. FULL-WIDTH INPUTS ON MOBILE
   ========================================================================== */

@media (max-width: 640px) {
  /* All form inputs become full width */
  .form-group input,
  .form-group select,
  .form-group textarea,
  .job-field input,
  .job-field select,
  .job-field textarea,
  .modal-content input:not([type="checkbox"]):not([type="radio"]),
  .modal-content select,
  .modal-content textarea {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box;
  }

  /* Modal title input full width */
  .modal-title-input {
    max-width: 100% !important;
    width: 100% !important;
  }

  /* List input add section */
  .list-input-add {
    flex-direction: column;
    gap: 0.5rem;
  }

  .list-input-add input {
    width: 100% !important;
  }

  .list-input-add .btn {
    width: 100%;
  }

  /* Task item form sections */
  .task-item-section input,
  .task-item-section select,
  .task-item-section textarea {
    width: 100% !important;
  }

  /* Filter selects in view controls */
  .view-filters {
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .filter-select,
  .apex-filter-select {
    flex: 1 1 100%;
    min-width: 100%;
  }
}


/* ==========================================================================
   3. STICKY SUBMIT BUTTONS ON MOBILE
   ========================================================================== */

@media (max-width: 640px) {
  /* Modal footer becomes sticky at bottom */
  .modal-footer,
  .job-modal-footer {
    position: sticky;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100;
    
    /* Glassmorphic background with blur */
    background: rgba(15, 15, 25, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    
    /* Gradient overlay for visibility */
    background: linear-gradient(
      to bottom,
      rgba(15, 15, 25, 0.85) 0%,
      rgba(15, 15, 25, 0.98) 30%,
      rgba(15, 15, 25, 1) 100%
    );
    
    /* Border and shadow */
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.5);
    
    /* Padding with safe area */
    padding: 1rem;
    padding-bottom: calc(1rem + env(safe-area-inset-bottom, 0px));
    
    /* Ensure full width */
    margin: 0 -1.5rem;
    width: calc(100% + 3rem);
  }

  /* Modal body needs padding at bottom for sticky footer */
  .modal-body {
    padding-bottom: 100px;
  }

  /* Make buttons full width in footer */
  .modal-footer .modal-actions,
  .job-modal-footer .modal-actions {
    flex-direction: column-reverse;
    width: 100%;
    gap: 0.75rem;
  }

  .modal-footer .btn,
  .job-modal-footer .btn {
    width: 100%;
    justify-content: center;
    padding: 0.875rem 1rem;
    font-size: 1rem;
  }

  /* Delete button positioning */
  .modal-footer #delete-task {
    order: 3;
    margin-top: 0.5rem;
  }

  /* Full-width modal content on mobile */
  .modal-content {
    max-width: 100%;
    width: 100%;
    height: 100vh;
    max-height: 100vh;
    border-radius: 0;
    display: flex;
    flex-direction: column;
  }

  /* Modal body scrolls */
  .modal-body {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  /* Task item modal footer */
  .task-modal-footer {
    position: sticky;
    bottom: 0;
    background: linear-gradient(
      to bottom,
      rgba(15, 15, 25, 0.85) 0%,
      rgba(15, 15, 25, 0.98) 30%,
      rgba(15, 15, 25, 1) 100%
    );
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.5);
    padding: 1rem;
    padding-bottom: calc(1rem + env(safe-area-inset-bottom, 0px));
    z-index: 100;
  }

  /* Submit review button (if inside forms) */
  .submit-review-btn {
    position: sticky;
    bottom: 0;
    margin: 1rem -1.5rem 0 -1.5rem;
    width: calc(100% + 3rem);
    border-radius: 0;
    padding: 1rem;
    padding-bottom: calc(1rem + env(safe-area-inset-bottom, 0px));
    background: linear-gradient(
      to bottom,
      rgba(15, 15, 25, 0.9) 0%,
      rgba(15, 15, 25, 0.98) 50%,
      rgba(15, 15, 25, 1) 100%
    );
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.5);
  }
}


/* ==========================================================================
   4. NATIVE MOBILE DATE/TIME INPUT ENHANCEMENTS
   ========================================================================== */

/* Ensure date and time inputs use native pickers on mobile */
input[type="date"],
input[type="time"],
input[type="datetime-local"] {
  /* Enable native appearance on mobile */
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  
  /* Consistent styling */
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 0.75rem 1rem;
  color: var(--text-primary, #ffffff);
  font-size: 1rem; /* Prevent iOS zoom */
  width: 100%;
  box-sizing: border-box;
}

input[type="date"]:focus,
input[type="time"]:focus,
input[type="datetime-local"]:focus {
  outline: none;
  border-color: var(--neon-purple, #bf5af2);
  box-shadow: 0 0 20px rgba(191, 90, 242, 0.2);
}

/* Calendar icon styling for webkit browsers */
input[type="date"]::-webkit-calendar-picker-indicator,
input[type="time"]::-webkit-calendar-picker-indicator,
input[type="datetime-local"]::-webkit-calendar-picker-indicator {
  filter: invert(0.8);
  cursor: pointer;
  opacity: 0.7;
  padding: 0.25rem;
}

input[type="date"]::-webkit-calendar-picker-indicator:hover,
input[type="time"]::-webkit-calendar-picker-indicator:hover,
input[type="datetime-local"]::-webkit-calendar-picker-indicator:hover {
  opacity: 1;
}

@media (max-width: 640px) {
  /* Larger touch targets on mobile */
  input[type="date"],
  input[type="time"],
  input[type="datetime-local"] {
    min-height: 48px; /* Minimum touch target size */
    font-size: 16px; /* Prevent iOS zoom on focus */
  }

  /* Task date/time fields on mobile */
  .task-datetime-field {
    width: 100%;
    justify-content: flex-start;
  }

  .task-datetime-field input[type="date"],
  .task-datetime-field input[type="time"] {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
  }

  /* Job loss date field */
  #job-loss-date {
    width: 100%;
  }
}


/* ==========================================================================
   5. FORM SECTION SPACING ON MOBILE
   ========================================================================== */

@media (max-width: 640px) {
  /* Better spacing between form groups */
  .form-group {
    margin-bottom: 1rem;
  }

  /* Job sections get more breathing room */
  .job-section {
    padding: 1rem;
  }

  .job-section-header {
    padding: 0.75rem 0;
    margin-bottom: 0.75rem;
  }

  .job-section-content {
    gap: 0.75rem;
  }

  /* Form labels */
  .form-group label,
  .job-field label {
    font-size: 0.75rem;
    margin-bottom: 0.375rem;
  }

  /* Better textarea sizing */
  textarea {
    min-height: 100px;
    resize: vertical;
  }
}


/* ==========================================================================
   6. MODAL HEADER ADJUSTMENTS ON MOBILE
   ========================================================================== */

@media (max-width: 640px) {
  /* Modal header becomes more compact */
  .modal-header {
    padding: 1rem;
    flex-wrap: wrap;
    gap: 0.75rem;
  }

  .modal-title-row {
    width: 100%;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .modal-header h2 {
    font-size: 1rem;
    max-width: calc(100% - 60px);
  }

  .modal-header-actions {
    display: flex;
    gap: 0.5rem;
  }

  /* Close button larger for touch */
  .modal-close {
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
}


/* ==========================================================================
   7. JOB TYPE BUTTONS ON MOBILE
   ========================================================================== */

@media (max-width: 640px) {
  .job-type-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
  }

  .job-type-btn {
    flex-direction: column;
    padding: 0.75rem 0.5rem;
    min-width: unset;
    text-align: center;
  }

  .job-type-btn .btn-name {
    font-size: 0.8rem;
  }

  .job-type-btn .btn-code {
    font-size: 0.65rem;
  }
}


/* ==========================================================================
   8. CHECKBOX AND RADIO ENHANCEMENTS
   ========================================================================== */

@media (max-width: 640px) {
  /* Larger touch targets for checkboxes */
  input[type="checkbox"],
  input[type="radio"] {
    min-width: 24px;
    min-height: 24px;
    cursor: pointer;
  }

  /* Checkbox/radio labels */
  .checkbox-label,
  .radio-label,
  label:has(input[type="checkbox"]),
  label:has(input[type="radio"]) {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    cursor: pointer;
    min-height: 44px; /* Touch target */
  }

  /* Task complete button */
  .task-complete-btn {
    min-width: 44px;
    min-height: 44px;
  }

  /* Criterion checkboxes */
  .criterion-checkbox {
    min-width: 32px;
    min-height: 32px;
  }
}


/* ==========================================================================
   9. SELECT DROPDOWN ENHANCEMENTS
   ========================================================================== */

@media (max-width: 640px) {
  select {
    /* Ensure native dropdown on mobile */
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    
    /* Custom dropdown arrow */
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.5)' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
    
    /* Minimum touch target */
    min-height: 48px;
    font-size: 16px; /* Prevent iOS zoom */
  }

  /* Job field selects */
  .job-field select {
    min-height: 48px;
  }
}


/* ==========================================================================
   10. FOCUS STATES FOR ACCESSIBILITY
   ========================================================================== */

@media (max-width: 640px) {
  /* Enhanced focus states for touch devices */
  input:focus,
  select:focus,
  textarea:focus,
  button:focus {
    outline: 2px solid var(--neon-purple, #bf5af2);
    outline-offset: 2px;
  }

  /* Remove default focus ring for buttons (use custom) */
  button:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(191, 90, 242, 0.5);
  }
}


/* ==========================================================================
   11. SAFE AREA INSETS (NOTCHED DEVICES)
   ========================================================================== */

@supports (padding-bottom: env(safe-area-inset-bottom)) {
  @media (max-width: 640px) {
    /* Modal content respects safe areas */
    .modal-content {
      padding-bottom: env(safe-area-inset-bottom);
    }

    /* Sticky footers include safe area */
    .modal-footer,
    .job-modal-footer,
    .task-modal-footer {
      padding-bottom: calc(1rem + env(safe-area-inset-bottom));
    }

    /* Bottom navigation if any */
    .bottom-nav,
    .fab-container {
      padding-bottom: env(safe-area-inset-bottom);
    }
  }
}