/* ==========================================================
   AgencyOS - Shared Form Components

   Consolidated form field styles from public-shared.css,
   public-booking.css, and portal-calendar-modals.css.

   Eliminates ~80 lines of duplication.
   ========================================================== */

/* ========================================
   FIELD WRAPPER
   ======================================== */

/**
 * Field wrapper
 * Contains label and input/select/textarea
 */
.field {
  margin-bottom: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: 2px;
  position: relative;
}

.field--inline {
  flex-direction: row;
  align-items: center;
  gap: var(--spacing-md);
}

.field--compact {
  margin-bottom: var(--spacing-md);
}

/* ========================================
   FIELD LABELS
   ======================================== */

/**
 * Field label
 */
.field label,
.field-label {
  font-weight: var(--font-weight-semibold);
  color: var(--c-gray-700);
  font-size: 0.95rem;
  display: block;
  margin-bottom: 0;
}

.field label.required::after,
.field-label.required::after {
  content: ' *';
  color: var(--c-error);
}

.field-label--small {
  font-size: var(--font-size-sm);
}

.field-label--muted {
  color: var(--c-gray-500);
  font-weight: var(--font-weight-normal);
}

/* ========================================
   FIELD HELP TEXT
   ======================================== */

/**
 * Help text below input
 */
.field-help {
  font-size: var(--font-size-sm);
  color: var(--c-gray-500);
  margin-top: 4px;
}

.field-error {
  font-size: var(--font-size-sm);
  color: var(--c-error);
  margin-top: 4px;
}

/* Toast-style validation message - white background with brand icon and pointer arrow */
.field-error-message {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  background: #fff;
  border: 1px solid #6b7280;
  border-radius: 6px;
  padding: 8px 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  max-width: 320px;
  pointer-events: none;
  animation: fieldErrorFadeIn 0.15s ease;
}

/* Brand-colored icon */
.field-error-message i {
  color: var(--c-brand);
  font-size: 0.875rem;
  flex-shrink: 0;
}

/* Message text */
.field-error-text {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--c-text, #374151);
}

@keyframes fieldErrorFadeIn {
  from { opacity: 0; transform: translateX(-50%) translateY(-4px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

@keyframes fieldErrorFadeOut {
  from { opacity: 1; transform: translateX(-50%) translateY(0); }
  to { opacity: 0; transform: translateX(-50%) translateY(-4px); }
}

.field-error-fade-out {
  animation: fieldErrorFadeOut 0.2s ease forwards;
}

/* Pointer arrow base styles */
.field-error-arrow {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
}

/* Toast below field - arrow points up */
.field-error-message--below {
  margin-top: 8px;
}

.field-error-message--below .field-error-arrow {
  bottom: 100%;
  border-bottom: 8px solid #6b7280;
}

.field-error-message--below .field-error-arrow::after {
  content: '';
  position: absolute;
  left: -7px;
  top: 2px;
  width: 0;
  height: 0;
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-bottom: 7px solid #fff;
}

/* Toast above field - arrow points down */
.field-error-message--above {
  margin-bottom: 8px;
}

.field-error-message--above .field-error-arrow {
  top: 100%;
  border-top: 8px solid #6b7280;
}

.field-error-message--above .field-error-arrow::after {
  content: '';
  position: absolute;
  left: -7px;
  bottom: 2px;
  width: 0;
  height: 0;
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-top: 7px solid #fff;
}

.field-success {
  font-size: var(--font-size-sm);
  color: var(--c-success);
  margin-top: 4px;
}

/* ========================================
   TEXT INPUTS
   ======================================== */

/**
 * Base input styles
 * Applies to text, email, password, number, tel, url, etc.
 * Height and padding match dropdown button for consistency
 */
.field input[type="text"],
.field input[type="email"],
.field input[type="password"],
.field input[type="number"],
.field input[type="tel"],
.field input[type="url"],
.field input[type="search"],
.field input[type="date"],
.field input[type="time"],
.field input[type="datetime-local"],
.field select,
.form-input,
.form-select {
  width: 100%;
  padding: 10px 16px;
  font-size: 1rem;
  line-height: 1.2;
  color: var(--c-gray-900);
  background: var(--c-white);
  border: 1px solid var(--c-gray-400);
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
  font-family: inherit;
  height: 40px;
  box-sizing: border-box;
  margin: 0;
}

/* Textarea keeps normal line-height and different height */
.field textarea,
.form-textarea {
  width: 100%;
  padding: 10px 16px;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--c-gray-900);
  background: var(--c-white);
  border: 1px solid var(--c-gray-400);
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
  font-family: inherit;
  box-sizing: border-box;
  margin: 0;
}

/* Focus state */
.field input:focus,
.field textarea:focus,
.field select:focus,
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--c-accent);
  box-shadow: var(--shadow-focus);
}

/* Disabled state */
.field input:disabled,
.field textarea:disabled,
.field select:disabled,
.form-input:disabled,
.form-textarea:disabled,
.form-select:disabled {
  background: var(--c-gray-100);
  color: var(--c-gray-500);
  cursor: not-allowed;
}

/* Read-only state */
.field input[readonly],
.field textarea[readonly],
.form-input[readonly],
.form-textarea[readonly] {
  background: var(--c-gray-50);
  cursor: default;
}

/* Error state - using toast-style messages instead of red borders
.field.has-error input,
.field.has-error textarea,
.field.has-error select,
.field input.error,
.field textarea.error,
.field select.error {
  border-color: var(--c-error);
}

.field.has-error input:focus,
.field.has-error textarea:focus,
.field.has-error select:focus {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.18);
}
*/

/* Success state */
.field.has-success input,
.field.has-success textarea,
.field.has-success select,
.field input.success,
.field textarea.success,
.field select.success {
  border-color: var(--c-success);
}

.field.has-success input:focus,
.field.has-success textarea:focus,
.field.has-success select:focus {
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.18);
}

/* ========================================
   TEXTAREA
   ======================================== */

.field textarea,
.form-textarea {
  min-height: 100px;
  resize: vertical;
}

.form-textarea--fixed {
  resize: none;
}

.form-textarea--small {
  min-height: 60px;
}

.form-textarea--large {
  min-height: 150px;
}

/* ========================================
   SELECT DROPDOWN
   ======================================== */

/**
 * Native select with custom brand-colored arrow
 * Matches date input styling for consistency
 */

/* Ensure field wrapper is positioned for arrow */
.field:has(select),
.field--select {
  position: relative;
}

.field select,
.form-select {
  padding-right: 40px;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  cursor: pointer;
  background-image: none;
  position: relative;
  z-index: 10;
}

/* Add brand-colored arrow using CSS */
.field:has(select)::after,
.field--select::after {
  content: '';
  position: absolute;
  right: 16px;
  bottom: 12px;
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 7px solid var(--c-brand);
  pointer-events: none;
  z-index: 100;
}

.field select:disabled,
.form-select:disabled {
  cursor: not-allowed;
}

/* ========================================
   CHECKBOX & RADIO
   ======================================== */

/**
 * Checkbox and radio inputs
 */
.field input[type="checkbox"],
.field input[type="radio"],
.form-checkbox,
.form-radio {
  width: 18px;
  height: 18px;
  margin-right: var(--spacing-sm);
  cursor: pointer;
  accent-color: var(--c-brand);
}

.field input[type="checkbox"]:disabled,
.field input[type="radio"]:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

/* Checkbox/Radio with label */
.field-checkbox,
.field-radio {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.field-checkbox label,
.field-radio label {
  cursor: pointer;
  font-weight: var(--font-weight-normal);
  margin-bottom: 0;
}

.field-checkbox input:disabled + label,
.field-radio input:disabled + label {
  cursor: not-allowed;
  opacity: 0.5;
}

/* ========================================
   FIELD ROWS (HORIZONTAL LAYOUT)
   ======================================== */

/**
 * Field row for side-by-side fields
 */
.field-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.field-row--2 {
  grid-template-columns: repeat(2, 1fr);
}

.field-row--3 {
  grid-template-columns: repeat(3, 1fr);
}

.field-row--4 {
  grid-template-columns: repeat(4, 1fr);
}

/* Make field-row stack on mobile */
@media (max-width: 640px) {
  .field-row,
  .field-row--2,
  .field-row--3,
  .field-row--4 {
    grid-template-columns: 1fr;
  }
}

/* ========================================
   INPUT SIZES
   ======================================== */

.form-input--small,
.form-select--small {
  padding: 6px 12px;
  font-size: var(--font-size-sm);
  height: 32px;
  line-height: 1.2;
}

.form-textarea--small {
  padding: 6px 12px;
  font-size: var(--font-size-sm);
  min-height: 60px;
}

.form-input--large,
.form-select--large {
  padding: 14px 20px;
  font-size: var(--font-size-lg);
  height: 48px;
  line-height: 1.2;
}

.form-textarea--large {
  padding: 14px 20px;
  font-size: var(--font-size-lg);
  min-height: 150px;
}

/* ========================================
   INPUT WITH ICON
   ======================================== */

/**
 * Input with icon
 */
.field--icon {
  position: relative;
}

.field-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--c-gray-400);
  pointer-events: none;
}

.field--icon input {
  padding-left: 44px;
}

.field--icon-right .field-icon {
  left: auto;
  right: 16px;
}

.field--icon-right input {
  padding-left: 16px;
  padding-right: 44px;
}

/* ========================================
   DATE INPUT WITH CUSTOM ARROW
   ======================================== */

/**
 * Custom arrow indicator for date inputs
 * Hides native calendar picker and shows brand-colored arrow
 */
.field:has(input[type="date"]),
.field:has(input[type="time"]),
.field:has(input[type="datetime-local"]),
.field--date {
  position: relative;
}

.field:has(input[type="date"])::after,
.field:has(input[type="time"])::after,
.field:has(input[type="datetime-local"])::after,
.field--date::after {
  content: '';
  position: absolute;
  right: 16px;
  bottom: 12px;
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 7px solid var(--c-brand);
  pointer-events: none;
  z-index: 100;
}

/* Make native calendar picker clickable but invisible - covers custom arrow area */
.field input[type="date"]::-webkit-calendar-picker-indicator,
.field input[type="time"]::-webkit-calendar-picker-indicator,
.field input[type="datetime-local"]::-webkit-calendar-picker-indicator {
  position: absolute;
  right: 0;
  width: 40px;
  height: 100%;
  opacity: 0;
  cursor: pointer;
  z-index: 200;
}

.field input[type="date"]::-webkit-inner-spin-button,
.field input[type="date"]::-webkit-outer-spin-button,
.field input[type="time"]::-webkit-inner-spin-button,
.field input[type="time"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* Ensure date inputs have room for custom arrow */
.field input[type="date"],
.field input[type="time"],
.field input[type="datetime-local"] {
  padding-right: 40px;
  position: relative;
}

/* ========================================
   FILE INPUT
   ======================================== */

.field input[type="file"] {
  padding: 8px;
  cursor: pointer;
}

.field input[type="file"]::-webkit-file-upload-button {
  padding: 8px 16px;
  background: var(--c-gray-100);
  border: 1px solid var(--c-gray-400);
  border-radius: var(--radius-sm);
  cursor: pointer;
  margin-right: var(--spacing-sm);
  transition: var(--transition-base);
}

.field input[type="file"]::-webkit-file-upload-button:hover {
  background: var(--c-gray-200);
}

/* ========================================
   INPUT GROUP
   ======================================== */

/**
 * Input group with addon/button
 */
.input-group {
  display: flex;
  width: 100%;
}

.input-group input {
  flex: 1;
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
}

.input-group-addon {
  padding: 10px 16px;
  background: var(--c-gray-100);
  border: 1px solid var(--c-gray-400);
  border-left: none;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--c-gray-600);
  font-size: var(--font-size-sm);
  white-space: nowrap;
}

.input-group .btn {
  border-radius: 0 var(--radius-xl) var(--radius-xl) 0;
  margin-left: -2px;
}

/* ========================================
   FORM SECTIONS
   ======================================== */

.form-section {
  margin-bottom: var(--spacing-2xl);
}

.form-section-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--c-gray-900);
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--c-gray-200);
}

.form-section-description {
  color: var(--c-gray-600);
  margin-bottom: var(--spacing-lg);
  font-size: var(--font-size-sm);
}

/* ========================================
   iOS FONT SIZE FIX
   ======================================== */

/* Prevent iOS zoom on input focus */
@supports (-webkit-touch-callout: none) {
  .field input,
  .field select,
  .field textarea,
  .form-input,
  .form-select,
  .form-textarea,
  input,
  select,
  textarea {
    font-size: 16px !important;
  }
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 640px) {
  .field input[type="text"],
  .field input[type="email"],
  .field input[type="password"],
  .field input[type="number"],
  .field input[type="tel"],
  .field input[type="url"],
  .field input[type="search"],
  .field input[type="date"],
  .field input[type="time"],
  .field input[type="datetime-local"],
  .field select {
    font-size: 16px;
    padding: 12px 16px;
    height: 44px;
  }

  .field textarea {
    font-size: 16px;
    padding: 12px 16px;
  }

  .field-row {
    gap: var(--spacing-md);
  }
}