/* ==============================
   Form Groups & Labels
   ============================== */
.form-group {
  margin-bottom: var(--spacing-5);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 0.375rem;
}

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

/* ==============================
   Form Inputs
   ============================== */
.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: var(--text-base);
  color: var(--color-text);
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  appearance: none;
}

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
  border-color: var(--color-text-muted);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-brand);
  box-shadow: 0 0 0 3px rgba(21, 94, 239, 0.1);
  outline: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: not-allowed;
  opacity: 0.7;
}

.form-input.error,
.form-select.error,
.form-textarea.error {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(217, 45, 32, 0.1);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='12' fill='none' viewBox='0 0 16 12'%3E%3Cpath fill='%238892A8' d='M8 12L0 0h16L8 12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 16px 12px;
  padding-right: 2.5rem;
}

/* ==============================
   Checkboxes & Radios
   ============================== */
.form-checkbox,
.form-radio {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-3);
  cursor: pointer;
  font-size: var(--text-sm);
  color: var(--color-text-soft);
}

.form-checkbox input[type="checkbox"],
.form-radio input[type="radio"] {
  width: 1.125rem;
  height: 1.125rem;
  accent-color: var(--color-brand);
  flex-shrink: 0;
}

/* ==============================
   Form Messages
   ============================== */
.form-error {
  font-size: var(--text-sm);
  color: var(--color-error);
  margin-top: 0.25rem;
}

.form-success {
  font-size: var(--text-sm);
  color: var(--color-success);
  margin-top: 0.25rem;
}

.form-hint {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  margin-top: 0.25rem;
}

/* ==============================
   Form Layout
   ============================== */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4);
  margin-bottom: 0;
}

.form-row.single {
  grid-template-columns: 1fr;
}

.form-note {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--spacing-2);
}

.form-section-title {
  font-size: var(--text-md);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--spacing-4);
  padding-bottom: var(--spacing-3);
  border-bottom: 1px solid var(--color-border);
}

/* ==============================
   Input Group
   ============================== */
.input-group {
  display: flex;
  align-items: stretch;
}

.input-group .form-input {
  border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.input-group-append {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: none;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: var(--text-sm);
  color: var(--color-text-light);
  white-space: nowrap;
}

/* ==============================
   Checkbox/Radio Lists
   ============================== */
.form-checkbox-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
}

.form-radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-3);
}

/* ==============================
   Quotation Product Row
   ============================== */
.quotation-product-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr auto;
  gap: var(--spacing-2);
  align-items: center;
  margin-bottom: var(--spacing-2);
  padding: var(--spacing-3);
  background: var(--color-surface);
  border-radius: var(--radius-md);
}

.quotation-remove-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-error);
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: none;
  background: none;
  transition: background var(--transition-fast);
}

.quotation-remove-btn:hover {
  background: var(--color-error-light);
}

/* ==============================
   Progress / Stepper
   ============================== */
.progress-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: var(--spacing-8);
}

.progress-step {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  position: relative;
}

.progress-step.active {
  color: var(--color-brand);
  font-weight: 600;
}

.progress-step.completed {
  color: var(--color-success);
}

.progress-step-number {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  font-weight: 600;
  border: 2px solid var(--color-border);
  flex-shrink: 0;
}

.progress-step.active .progress-step-number {
  border-color: var(--color-brand);
  background: var(--color-brand);
  color: white;
}

.progress-step.completed .progress-step-number {
  border-color: var(--color-success);
  background: var(--color-success);
  color: white;
}

.progress-step-connector {
  flex: 1;
  height: 2px;
  background: var(--color-border);
  min-width: 24px;
}

.progress-step-connector.completed {
  background: var(--color-success);
}

/* ==============================
   File Upload
   ============================== */
.file-upload {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-8);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.file-upload:hover {
  border-color: var(--color-brand);
  background: var(--color-brand-light);
}

.file-upload-icon {
  width: 40px;
  height: 40px;
  color: var(--color-text-muted);
  margin: 0 auto var(--spacing-2);
}

.file-upload-text {
  font-size: var(--text-sm);
  color: var(--color-text-soft);
}

.file-upload-hint {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--spacing-1);
}

/* ==============================
   Form Responsive
   ============================== */
@media (max-width: 767px) {
  .form-row {
    grid-template-columns: 1fr;
  }

  .quotation-product-row {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2);
  }

  .progress-steps {
    flex-wrap: wrap;
    gap: var(--spacing-2);
  }

  .progress-step-connector {
    display: none;
  }
}