/* ==========================================================================
   forms.css - Contact Form Styles
   ========================================================================== */

/* ------------------------------------------------------------------
   Contact Form Container
   ------------------------------------------------------------------ */
.contact-form {
  max-width: 800px;
  margin: 0 auto;
}

.contact-form__header {
  margin-bottom: var(--space-10);
}

.contact-form__title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--color-gray-900);
  margin-bottom: var(--space-3);
}

.contact-form__subtitle {
  font-size: var(--text-lg);
  color: var(--color-gray-600);
}

/* ------------------------------------------------------------------
   Form Grid (2-column layout)
   ------------------------------------------------------------------ */
.form__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

/* ------------------------------------------------------------------
   Form Group (label + input wrapper)
   ------------------------------------------------------------------ */
.form__group {
  margin-bottom: var(--space-6);
  display: flex;
  flex-direction: column;
}

.form__group--full {
  grid-column: 1 / -1;
}

/* ------------------------------------------------------------------
   Form Label
   ------------------------------------------------------------------ */
.form__label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-gray-700);
  margin-bottom: var(--space-2);
}

.form__label .required {
  color: var(--color-error);
  margin-left: 2px;
}

/* ------------------------------------------------------------------
   Form Input Base Styles
   ------------------------------------------------------------------ */
.form__input,
.form__select,
.form__textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-primary);
  font-size: var(--text-base);
  color: var(--color-gray-800);
  background-color: var(--color-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--color-gray-400);
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.15);
}

/* Error state */
.form__input--error,
.form__select--error,
.form__textarea--error {
  border-color: var(--color-error);
}

.form__input--error:focus,
.form__select--error:focus,
.form__textarea--error:focus {
  box-shadow: 0 0 0 3px rgba(244, 67, 54, 0.15);
}

/* ------------------------------------------------------------------
   Select
   ------------------------------------------------------------------ */
.form__select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M6 8L1 3h10z' fill='%23495057'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  padding-right: var(--space-10);
  cursor: pointer;
}

/* ------------------------------------------------------------------
   Textarea
   ------------------------------------------------------------------ */
.form__textarea {
  min-height: 140px;
  resize: vertical;
}

/* ------------------------------------------------------------------
   Checkbox & Radio
   ------------------------------------------------------------------ */
.form__checkbox-group,
.form__radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.form__checkbox,
.form__radio {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  font-size: var(--text-sm);
  color: var(--color-gray-700);
}

.form__checkbox input,
.form__radio input {
  accent-color: var(--color-primary);
  width: 18px;
  height: 18px;
  cursor: pointer;
}

/* ------------------------------------------------------------------
   Form Helper / Error Text
   ------------------------------------------------------------------ */
.form__helper {
  font-size: var(--text-xs);
  color: var(--color-gray-500);
  margin-top: var(--space-1);
}

.form__error {
  font-size: var(--text-xs);
  color: var(--color-error);
  margin-top: var(--space-1);
}

/* ------------------------------------------------------------------
   Submit Button
   ------------------------------------------------------------------ */
.form__submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  width: auto;
  min-width: 200px;
  padding: var(--space-4) var(--space-8);
  background-color: var(--color-accent);
  color: var(--color-primary-dark);
  font-family: var(--font-primary);
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.form__submit:hover {
  background-color: var(--color-accent-dark);
}

.form__submit:active {
  transform: translateY(1px);
}

.form__submit:disabled {
  opacity: var(--opacity-disabled);
  cursor: not-allowed;
}

/* Full-width submit variant */
.form__submit--full {
  width: 100%;
}

/* ------------------------------------------------------------------
   Form Actions (button row)
   ------------------------------------------------------------------ */
.form__actions {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

/* ------------------------------------------------------------------
   Form Row (inline fields)
   ------------------------------------------------------------------ */
.form__row {
  display: flex;
  gap: var(--space-6);
}

.form__row .form__group {
  flex: 1;
}

/* ------------------------------------------------------------------
   Form Variant: Dark background
   ------------------------------------------------------------------ */
.form--dark .form__label {
  color: rgba(255, 255, 255, 0.9);
}

.form--dark .form__input,
.form--dark .form__select,
.form--dark .form__textarea {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
}

.form--dark .form__input::placeholder,
.form--dark .form__textarea::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.form--dark .form__input:focus,
.form--dark .form__select:focus,
.form--dark .form__textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(var(--color-accent-rgb), 0.2);
}

.form--dark .form__select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M6 8L1 3h10z' fill='%23FFFFFF'/%3E%3C/svg%3E");
}

/* ------------------------------------------------------------------
   Responsive: Tablet (768px - 1024px)
   ------------------------------------------------------------------ */
@media (max-width: 1024px) {
  .form__grid {
    gap: var(--space-4);
  }
}

/* ------------------------------------------------------------------
   Responsive: Mobile (<768px)
   ------------------------------------------------------------------ */
@media (max-width: 767px) {
  .form__grid {
    grid-template-columns: 1fr;
  }

  .form__row {
    flex-direction: column;
    gap: 0;
  }

  .form__submit {
    width: 100%;
  }

  .form__submit--full {
    width: 100%;
  }

  .form__actions {
    flex-direction: column;
  }

  .form__actions .form__submit {
    width: 100%;
  }

  .contact-form__title {
    font-size: var(--text-2xl);
  }
}