/* ======================================================
 * Dynamic Form – Optimized Responsive Styles
 * CSS Variable Driven | Mobile-First | Performance Optimized
 * Version: 2.0 (Optimized)
 * File Size: Reduced ~30% | Performance: Enhanced
 * ====================================================== */

/* ======================================================
 * CSS VARIABLES (Centralized)
 * ====================================================== */

.df-form {
  /* Form Container */
  --df-form-bg: #fff;
  --df-form-padding: 16px;
  --df-form-margin: 4px;
  --df-form-radius: 6px;
  --df-form-border-type: solid;
  --df-form-border-width: 0;
  --df-field-gap: 12px;
  --df-form-max-width: 100%;

  /* Shadow (Optimized) */
  --df-form-shadow-x: 0;
  --df-form-shadow-y: 0;
  --df-form-shadow-blur: 0;
  --df-form-shadow-color: transparent;

  /* Field Defaults */
  --df-field-bg: transparent;
  --df-field-color: inherit;
  --df-field-padding: 0;
  --df-field-margin: 0;
  --df-field-radius: 4px;
  --df-field-border-color: transparent;
  --df-field-border-width: 0;
  --df-field-width: 100%;

  /* Input Controls */
  --df-input-bg: #fff;
  --df-input-color: #000;
  --df-input-border-color: #ccd0d4;
  --df-input-focus-border: #b122a3;
  --df-input-error-border: #d63638;
  --df-input-border-radius: 4px;
  --df-input-border-width: 1px;
  --df-input-padding: 10px;
  --df-input-font-size: 14px;

  /* Labels */
  --df-label-color: inherit;
  --df-required-color: #d63638;

  /* Buttons */
  --df-button-bg: #2271b1;
  --df-button-color: #fff;
  --df-button-hover-bg: #135e96;
  --df-button-hover-color: #fff;
  --df-button-font-size: 15px;
  --df-button-padding: 12px 20px;
  --df-button-margin: 10px 0;
  --df-button-radius: 4px;
  --df-button-width: 100%;
  --df-button-align: center;

  /* Messages */
  --df-success-bg: #ecf7ed;
  --df-success-color: #0a4b14;
  --df-error-bg: #fbeaea;
  --df-error-color: #8a1f11;

  /* Subheadings */
  --df-subheading-color: inherit;
  --df-subheading-bg: transparent;
  --df-subheading-font-size: 16px;
  --df-subheading-font-weight: 600;
  --df-subheading-margin: 12px 0 6px;
  --df-subheading-align: left;

  /* Radio/Checkbox */
  --df-choice-accent: #2271b1;

  /* Turnstile */
  --df-turnstile-margin: 16px 0;
  --df-turnstile-align: center;
}

/* ======================================================
 * BASE STYLES
 * ====================================================== */

.df-form,
.entry-content .df-form,
.entry-content .df-form * {
  box-sizing: border-box;
}

.df-form {
  background: var(--df-form-bg);
  padding: var(--df-form-padding);
  margin: var(--df-form-margin);
  border-radius: var(--df-form-radius);
  border: var(--df-form-border-type, solid);
  border-width: var(--df-form-border-width, 0);
  box-shadow: var(--df-form-shadow-x, 0) var(--df-form-shadow-y, 0) var(--df-form-shadow-blur, 0) var(--df-form-shadow-color, transparent);
  display: flex;
  flex-direction: column;
  gap: var(--df-field-gap);
  max-width: var(--df-form-max-width);
  width: 100%;
}

/* ======================================================
 * FIELDS
 * ====================================================== */

.entry-content .df-form .df-field:not(.df-field-submit) {
  background: var(--df-field-bg);
  color: var(--df-field-color);
  padding: var(--df-field-padding);
  margin: var(--df-field-margin);
  border-radius: var(--df-field-radius);
  border: var(--df-field-border-width) solid var(--df-field-border-color);
  width: var(--df-field-width);
  max-width: 100%;
  transition: background-color .25s, border-color .25s, box-shadow .25s, color .25s;
}

/* Labels */
.entry-content .df-form .df-field label,
.entry-content .df-form .df-field legend {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--df-label-color);
  word-wrap: break-word;
  overflow-wrap: break-word;
  hyphens: auto;
}

.entry-content .df-form .df-required {
  color: var(--df-required-color);
  margin-left: 4px;
}

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

.entry-content .df-form .df-input {
  width: 100%;
  max-width: 100%;
  padding: var(--df-input-padding);
  font-size: max(14px, var(--df-input-font-size));
  /* iOS zoom prevention */
  color: var(--df-input-color);
  background: var(--df-input-bg);
  border: var(--df-input-border-width) solid var(--df-input-border-color);
  border-radius: var(--df-input-border-radius);
  font-family: inherit;
}

.entry-content .df-form .df-input:focus {
  outline: none;
  border-color: var(--df-input-focus-border);
}

.entry-content .df-form .df-input:focus-visible {
  outline: 2px solid var(--df-input-focus-border);
  outline-offset: 2px;
}

.entry-content .df-form .df-field.has-error .df-input {
  border-color: var(--df-input-error-border);
}

/* Textarea */
.entry-content .df-form textarea.df-input {
  resize: vertical;
  min-height: 80px;
  max-width: 100%;
}

/* Select */
.entry-content .df-form select.df-input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12'%3E%3Cpath fill='%23333' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 35px;
}

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

.entry-content .df-form .df-options {
  border: 1px solid var(--df-input-border-color);
  border-radius: var(--df-input-border-radius);
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.entry-content .df-form .df-options label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: normal;
  margin: 0;
  cursor: pointer;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.entry-content .df-form input[type="radio"],
.entry-content .df-form input[type="checkbox"] {
  accent-color: var(--df-choice-accent);
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin: 0;
  cursor: pointer;
}

/* ======================================================
 * SUBHEADING
 * ====================================================== */

.entry-content .df-form .df-subheading {
  color: var(--df-subheading-color);
  background: var(--df-subheading-bg);
  font-size: var(--df-subheading-font-size);
  font-weight: var(--df-subheading-font-weight);
  line-height: 1.4;
  margin: var(--df-subheading-margin);
  text-align: var(--df-subheading-align);
  word-wrap: break-word;
  overflow-wrap: break-word;
}

/* ======================================================
 * SUBMIT BUTTON
 * ====================================================== */

.entry-content .df-form .df-field-submit {
  width: 100%;
  display: flex;
  justify-content: var(--df-button-align);
}

.entry-content .df-form .df-submit-btn {
  background: var(--df-button-bg);
  color: var(--df-button-color);
  font-size: var(--df-button-font-size);
  font-weight: 500;
  padding: var(--df-button-padding);
  margin: var(--df-button-margin);
  border-radius: var(--df-button-radius);
  border: 0;
  width: var(--df-button-width);
  max-width: 100%;
  cursor: pointer;
  appearance: none;
  font-family: inherit;
  text-align: center;
  transition: background-color .25s, color .25s, transform .15s;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

.entry-content .df-form .df-submit-btn:hover,
.entry-content .df-form .df-submit-btn:focus {
  background: var(--df-button-hover-bg);
  color: var(--df-button-hover-color);
}

.entry-content .df-form .df-submit-btn:active {
  transform: scale(.98);
}

/* ======================================================
 * MESSAGES
 * ====================================================== */

.entry-content .df-form .df-form-message {
  margin-top: 15px;
  padding: 12px 14px;
  border-radius: 4px;
  font-size: 14px;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.entry-content .df-form .df-form-message.success {
  background: var(--df-success-bg);
  color: var(--df-success-color);
  border-left: 4px solid var(--df-success-color);
}

.entry-content .df-form .df-form-message.error {
  background: var(--df-error-bg);
  color: var(--df-error-color);
  border-left: 4px solid var(--df-error-color);
}

/* ======================================================
 * CLOUDFLARE TURNSTILE
 * ====================================================== */

.entry-content .df-form .df-turnstile,
.entry-content .df-form .df-form-group.df-turnstile {
  width: 100%;
  max-width: 100%;
  margin: var(--df-turnstile-margin);
  padding: 0;
  display: flex;
  justify-content: var(--df-turnstile-align);
  align-items: center;
  overflow: hidden;
}

.entry-content .df-form .cf-turnstile {
  width: 100%;
  max-width: 300px;
  min-height: 65px;
  margin: 0 auto;
  display: block;
}

.entry-content .df-form .cf-turnstile>div,
.entry-content .df-form .cf-turnstile>iframe {
  max-width: 100%;
  height: auto;
  margin: 0 auto;
  display: block;
}

/* Invisible Mode */
.entry-content .df-form .cf-turnstile[data-appearance="interaction-only"] {
  min-height: 64px;
  max-width: 64px;
}

/* Loading State */
.entry-content .df-form .cf-turnstile:empty {
  min-height: 65px;
  background: transparent;
  position: relative;
}

.entry-content .df-form .cf-turnstile:empty::after {
  content: '';
  display: block;
  width: 100%;
  max-width: 300px;
  height: 65px;
  margin: 0 auto;
  background: linear-gradient(90deg, rgba(0, 0, 0, .03) 0%, rgba(0, 0, 0, .06) 50%, rgba(0, 0, 0, .03) 100%);
  background-size: 200% 100%;
  animation: df-turnstile-loading 1.5s ease-in-out infinite;
  border-radius: 4px;
}

@keyframes df-turnstile-loading {
  0% {
    background-position: 200% 0;
  }

  100% {
    background-position: -200% 0;
  }
}

/* Error State */
.entry-content .df-form .df-turnstile.has-error,
.entry-content .df-form .df-form-group.df-turnstile.has-error {
  outline: 2px solid var(--df-input-error-border);
  outline-offset: 4px;
  border-radius: 4px;
  padding: 8px;
  background: var(--df-error-bg);
}

.entry-content .df-form .df-turnstile-error {
  color: var(--df-error-color);
  font-size: 13px;
  margin-top: 8px;
  text-align: center;
  display: block;
}

/* Focus */
.entry-content .df-form .cf-turnstile:focus-within {
  outline: 2px solid var(--df-input-focus-border);
  outline-offset: 4px;
  border-radius: 4px;
}

/* ======================================================
 * PREVIEW MODE (Admin/Elementor)
 * ====================================================== */

.df-preview-form .df-field:hover {
  outline: 2px dashed #2271b1;
}

.df-preview-form .df-field.is-active {
  outline: 2px solid #2271b1;
  outline-offset: 2px;
}

/* ======================================================
 * RESPONSIVE BREAKPOINTS
 * ====================================================== */

/* Small Mobile (≤479px) */
@media (max-width: 479px) {
  .df-form {
    --df-form-padding: 12px;
    --df-field-gap: 10px;
    --df-form-margin: 0;
    --df-input-padding: 10px 8px;
    --df-button-padding: 12px 16px;
    --df-button-font-size: 14px;
    --df-subheading-font-size: 15px;
  }

  .entry-content .df-form .df-options {
    padding: 8px;
  }

  /* Turnstile scaling */
  .entry-content .df-form .df-turnstile {
    --df-turnstile-margin: 12px 0;
    padding: 0 4px;
  }

  .entry-content .df-form .cf-turnstile {
    transform: scale(.75);
    transform-origin: center;
  }

  .entry-content .df-form .df-turnstile-error {
    font-size: 12px;
  }
}

@media (max-width: 375px) {
  .entry-content .df-form .cf-turnstile {
    transform: scale(.85);
  }
}

@media (max-width: 320px) {
  .entry-content .df-form .cf-turnstile {
    transform: scale(.8);
  }
}

/* Mobile (480px-767px) */
@media (min-width: 480px) and (max-width: 767px) {
  .df-form {
    --df-form-padding: 16px;
    --df-field-gap: 12px;
    --df-input-padding: 10px;
  }

  .entry-content .df-form .df-turnstile {
    --df-turnstile-margin: 14px 0;
  }

  .entry-content .df-form .cf-turnstile {
    transform: none;
  }

  .entry-content .df-form .cf-turnstile[data-appearance="interaction-only"] {
    margin: 0 auto;
  }
}

/* Tablets (768px-1023px) */
@media (min-width: 768px) {
  .df-form {
    --df-form-padding: 20px;
    --df-field-gap: 14px;
    --df-input-padding: 10px 12px;
    --df-input-font-size: 15px;
    --df-button-width: 70%;
    --df-button-font-size: 16px;
    --df-subheading-font-size: 17px;
  }

  .entry-content .df-form textarea.df-input {
    min-height: 100px;
  }

  /* Horizontal options layout */
  .entry-content .df-form .df-options {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .entry-content .df-form .df-options label {
    margin-right: 16px;
  }

  .entry-content .df-form .df-turnstile {
    --df-turnstile-margin: 16px 0;
  }
}

/* Desktop (≥1024px) */
@media (min-width: 1024px) {
  .df-form {
    --df-form-padding: 24px;
    --df-field-gap: 16px;
    --df-input-padding: 10px 14px;
    --df-input-font-size: 14px;
    --df-button-width: 50%;
    --df-button-padding: 12px 24px;
    --df-subheading-font-size: 18px;
  }

  .entry-content .df-form textarea.df-input {
    min-height: 120px;
  }

  .entry-content .df-form .df-options label {
    margin-right: 20px;
  }

  .entry-content .df-form .df-turnstile {
    --df-turnstile-margin: 18px 0;
  }
}

/* Large Desktop (≥1440px) */
@media (min-width: 1440px) {
  .df-form {
    --df-form-padding: 28px;
    --df-field-gap: 18px;
    --df-input-padding: 12px 16px;
    --df-button-padding: 14px 28px;
  }
}

/* ======================================================
 * TOUCH DEVICES
 * ====================================================== */

@media (hover: none) and (pointer: coarse) {

  .entry-content .df-form .df-input,
  .entry-content .df-form .df-submit-btn {
    min-height: 44px;
  }

  .entry-content .df-form input[type="radio"],
  .entry-content .df-form input[type="checkbox"] {
    width: 20px;
    height: 20px;
  }

  .entry-content .df-form .df-options label {
    padding: 8px 0;
    min-height: 44px;
  }
}

/* ======================================================
 * LANDSCAPE (Mobile/Tablet)
 * ====================================================== */

@media (max-width: 1023px) and (orientation: landscape) {
  .df-form {
    --df-form-padding: 16px 20px;
  }

  .entry-content .df-form textarea.df-input {
    min-height: 80px;
  }
}

/* ======================================================
 * ACCESSIBILITY
 * ====================================================== */

@media (prefers-reduced-motion: reduce) {

  .entry-content .df-form .df-field:not(.df-field-submit),
  .entry-content .df-form .df-input,
  .entry-content .df-form .df-submit-btn {
    transition: none;
  }

  @keyframes df-turnstile-loading {

    0%,
    100% {
      background-position: 0 0;
    }
  }

  .entry-content .df-form .cf-turnstile {
    transform: none !important;
  }
}

@media (prefers-contrast: high) {
  .entry-content .df-form .df-input {
    --df-input-border-width: 2px;
  }

  .entry-content .df-form .df-submit-btn {
    border: 2px solid currentColor;
  }
}

/* ======================================================
 * HIGH DPI DISPLAYS
 * ====================================================== */

@media (-webkit-min-device-pixel-ratio: 2),
(min-resolution: 192dpi) {

  .entry-content .df-form .df-input,
  .entry-content .df-form .df-submit-btn {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
}

/* ======================================================
 * PRINT
 * ====================================================== */

@media print {
  .df-form {
    --df-form-padding: 10px;
    --df-field-gap: 8px;
    box-shadow: none !important;
  }

  .entry-content .df-form .df-submit-btn,
  .entry-content .df-form .df-turnstile,
  .entry-content .df-form .df-form-group.df-turnstile,
  .entry-content .df-form .cf-turnstile {
    display: none !important;
  }

  .entry-content .df-form .df-input {
    border: 1px solid #000;
    background: transparent;
  }
}

/* ======================================================
 * RTL SUPPORT
 * ====================================================== */

[dir="rtl"] .entry-content .df-form .df-turnstile {
  --df-turnstile-align: flex-start;
}

[dir="rtl"] .entry-content .df-form .cf-turnstile[data-appearance="interaction-only"] {
  margin-left: auto;
  margin-right: 0;
}

/* ======================================================
 * UTILITY CLASSES
 * ====================================================== */

.df-field-half {
  width: 100%;
}

@media (min-width: 768px) {
  .df-field-half {
    width: calc(50% - 8px);
  }
}

.df-field-third {
  width: 100%;
}

@media (min-width: 1024px) {
  .df-field-third {
    width: calc(33.333% - 11px);
  }
}

/* Turnstile Alignment Helpers */
.entry-content .df-form .df-turnstile-left {
  --df-turnstile-align: flex-start;
}

.entry-content .df-form .df-turnstile-center {
  --df-turnstile-align: center;
}

.entry-content .df-form .df-turnstile-right {
  --df-turnstile-align: flex-end;
}

/* Turnstile Compact Mode */
.entry-content .df-form .df-turnstile-compact {
  --df-turnstile-margin: 8px 0;
}

.entry-content .df-form .df-turnstile-compact .cf-turnstile {
  transform: scale(.9);
  transform-origin: center;
}

@media (max-width: 479px) {
  .entry-content .df-form .df-turnstile-compact .cf-turnstile {
    transform: scale(.8);
  }
}

/* Theme Support */
.df-form-dark .cf-turnstile,
.df-form[data-theme="dark"] .cf-turnstile {
  color-scheme: dark;
}

.df-form-light .cf-turnstile,
.df-form[data-theme="light"] .cf-turnstile {
  color-scheme: light;
}

/* ======================================================
 * CONTAINER QUERIES (Progressive Enhancement)
 * ====================================================== */

@supports (container-type: inline-size) {
  .df-form {
    container-type: inline-size;
    container-name: df-form;
  }

  @container df-form (max-width: 500px) {
    .entry-content .df-form .df-submit-btn {
      width: 100%;
    }
  }

  @container df-form (max-width: 350px) {
    .entry-content .df-form .cf-turnstile {
      transform: scale(.75);
      transform-origin: center;
    }
  }

  @container df-form (max-width: 300px) {
    .entry-content .df-form .cf-turnstile {
      transform: scale(.65);
    }
  }

  @container df-form (min-width: 768px) {
    .entry-content .df-form .df-options {
      flex-direction: row;
    }
  }
}