/* =========================================================
   ZYNDHUX FORMS.CSS
   Advanced Form System / UX / Legal-grade UI
   ========================================================= */


/* =========================
   FORM CONTAINER
========================= */
.form {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;

  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

/* =========================
   FORM GROUP
========================= */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

/* Inline (grid) */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

@media (max-width: 640px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* =========================
   LABELS
========================= */
.label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-primary);
}

.label-required::after {
  content: " *";
  color: var(--color-error);
}

/* =========================
   INPUT WRAPPER
========================= */
.input-wrapper {
  position: relative;
}

/* =========================
   INPUT BASE (EXTENSION)
========================= */
.input {
  width: 100%;
  padding: var(--space-3) var(--space-4);

  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);

  background: var(--color-bg-secondary);
  color: var(--color-text-primary);

  transition:
    border var(--transition-fast),
    box-shadow var(--transition-fast),
    background var(--transition-fast);
}

/* Hover */
.input:hover {
  border-color: var(--color-border);
  background: var(--color-bg-tertiary);
}

/* Focus */
.input:focus {
  outline: none;
  border-color: var(--color-red-600);
  box-shadow: 0 0 0 2px var(--color-focus);
}

/* Disabled */
.input:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* =========================
   TEXTAREA
========================= */
.textarea {
  min-height: 120px;
  resize: vertical;
  line-height: var(--line-normal);
}

/* =========================
   SELECT
========================= */
.select {
  appearance: none;
  background-image: url("/assets/img/icons.svg");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px;
}

/* =========================
   INPUT ICON
========================= */
.input-icon {
  position: absolute;
  top: 50%;
  left: 12px;
  transform: translateY(-50%);

  color: var(--color-text-muted);
}

.input.has-icon {
  padding-left: 36px;
}

/* =========================
   CHECKBOX / RADIO CUSTOM
========================= */
.checkbox,
.radio {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
}

.checkbox input,
.radio input {
  display: none;
}

/* Custom box */
.checkbox-box,
.radio-circle {
  width: 18px;
  height: 18px;

  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);

  background: var(--color-bg-secondary);

  display: flex;
  align-items: center;
  justify-content: center;

  transition: all var(--transition-fast);
}

/* Radio circle */
.radio-circle {
  border-radius: 50%;
}

/* Checked */
.checkbox input:checked + .checkbox-box {
  background: var(--color-red-600);
  border-color: var(--color-red-600);
}

.radio input:checked + .radio-circle {
  background: var(--color-red-600);
  border-color: var(--color-red-600);
}

/* Inner dot */
.radio input:checked + .radio-circle::after {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--color-white);
  border-radius: 50%;
}

/* =========================
   HELPER TEXT
========================= */
.helper-text {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* =========================
   ERROR STATES (SYNC WITH validator.js)
========================= */
.input-error {
  border-color: var(--color-error) !important;
  background: rgba(220, 38, 38, 0.05);
}

.input-valid {
  border-color: var(--color-success);
}

/* Error message */
.input-message {
  font-size: var(--text-xs);
  color: var(--color-error);
  margin-top: 4px;
}

/* =========================
   FORM ACTIONS
========================= */
.form-actions {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.form-actions .btn {
  flex: 1;
}

/* =========================
   PROGRESS BAR (STEP)
========================= */
.form-progress {
  height: 6px;
  background: var(--color-border-soft);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.form-progress-bar {
  height: 100%;
  width: 0%;
  background: var(--color-red-600);
  transition: width var(--transition-normal);
}

/* =========================
   FIELDSET (LEGAL BLOCKS)
========================= */
.fieldset {
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
}

.fieldset legend {
  padding: 0 var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* =========================
   FILE INPUT (CUSTOM)
========================= */
.file-input {
  border: 1px dashed var(--color-border);
  padding: var(--space-4);
  border-radius: var(--radius-md);

  text-align: center;
  cursor: pointer;

  transition: border var(--transition-fast);
}

.file-input:hover {
  border-color: var(--color-red-600);
}

/* =========================
   LOADING STATE (FORM)
========================= */
.form.loading {
  opacity: 0.6;
  pointer-events: none;
}

/* =========================
   SUCCESS BLOCK
========================= */
.form-success {
  padding: var(--space-5);
  border-radius: var(--radius-md);

  background: rgba(22,163,74,0.1);
  border: 1px solid var(--color-success);

  color: var(--color-success);
}

/* =========================
   ERROR BLOCK (GLOBAL)
========================= */
.form-error {
  padding: var(--space-5);
  border-radius: var(--radius-md);

  background: rgba(220,38,38,0.1);
  border: 1px solid var(--color-error);

  color: var(--color-error);
}

/* =========================
   ANIMATIONS (SUBTLE UX)
========================= */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.form-group {
  animation: fadeInUp 0.3s ease;
}