/* ==============================================
   Forms — Inputs, Selects, Phone, OTP
   ============================================== */

/* ---- Input Wrapper ---- */
.input-wrapper {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
}

.input-full {
  width: 100%;
}

.input-label {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-gray-700);
}

/* ---- Text Input ---- */
.input {
  padding: var(--spacing-3) var(--spacing-4);
  font-size: var(--font-size-base);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  background: var(--color-white);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
  outline: none;
  width: 100%;
}

.input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.08);
}

.input::placeholder {
  color: var(--color-gray-400);
}

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

.input-error:focus {
  border-color: var(--color-error);
}

.input-error-text {
  font-size: var(--font-size-sm);
  color: var(--color-error);
}

.input-helper-text {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

.input:disabled {
  background: var(--color-gray-100);
  cursor: not-allowed;
}

/* ---- Select ---- */
.select {
  padding: var(--spacing-3) var(--spacing-4);
  font-size: var(--font-size-base);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  background: var(--color-white);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
  outline: none;
  width: 100%;
  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 fill='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--spacing-3) center;
  padding-right: var(--spacing-8);
}

.select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.08);
}

/* ---- Textarea ---- */
textarea.input {
  min-height: 100px;
  resize: vertical;
}

/* ---- Checkbox / Radio ---- */
.form-check {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

.form-check-input {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
  transition: transform 0.15s ease;
}

.form-check-input:checked {
  transform: scale(1.15);
}

.form-check-label {
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
}

/* ---- Form Group ---- */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4);
}

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

/* ---- Phone Input ---- */
.phone-input-wrapper {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
}

.phone-input-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-gray-900);
}

.phone-input-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-4);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  background: var(--color-white);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.phone-input-container:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.08);
}

.phone-input-error {
  border-color: var(--color-error);
}

.phone-input-disabled {
  background: var(--color-gray-50);
  cursor: not-allowed;
}

.phone-input-icon {
  color: var(--color-gray-400);
  display: flex;
  align-items: center;
}

.phone-input {
  flex: 1;
  font-size: var(--font-size-base);
  font-weight: 400;
  border: none;
  outline: none;
  background: transparent;
  color: var(--color-gray-900);
}

.phone-input::placeholder {
  color: var(--color-gray-400);
}

.phone-input:disabled {
  cursor: not-allowed;
}

.phone-input-error-text {
  font-size: var(--font-size-sm);
  color: var(--color-error);
}

/* ---- OTP Input ---- */
.otp-wrapper {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-4);
}

.otp-container {
  display: flex;
  justify-content: center;
  gap: var(--spacing-2);
}

.otp-box {
  width: 48px;
  height: 56px;
  text-align: center;
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-gray-900);
  border: none;
  border-radius: var(--radius-lg);
  background: var(--color-gray-100);
  transition: all var(--transition-fast);
  outline: none;
}

.otp-box:focus {
  background: var(--color-white);
  box-shadow: 0 0 0 2px var(--color-primary);
}

.otp-box-filled {
  background: var(--color-white);
  box-shadow: 0 0 0 1.5px var(--color-gray-300);
}

.otp-error .otp-box {
  box-shadow: 0 0 0 1.5px var(--color-error);
}

.otp-box:disabled {
  background: var(--color-gray-100);
  cursor: not-allowed;
}

.otp-box::placeholder {
  color: var(--color-gray-300);
}

.otp-resend {
  text-align: center;
  font-size: var(--font-size-sm);
}

.otp-resend-text {
  color: var(--color-gray-500);
}

.otp-resend-timer {
  color: var(--color-primary);
  font-weight: 600;
}

.otp-resend-button {
  background: none;
  border: none;
  color: var(--color-primary);
  font-weight: 600;
  font-size: var(--font-size-sm);
  cursor: pointer;
  padding: 0;
}

.otp-resend-button:hover {
  text-decoration: underline;
}

.otp-resend-button:disabled {
  color: var(--color-gray-400);
  cursor: not-allowed;
}

.otp-dev-hint {
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  background: var(--color-gray-100);
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius-md);
}

.otp-error-text {
  font-size: var(--font-size-sm);
  color: var(--color-error);
  text-align: center;
}

/* ---- Floating Labels ---- */
.float-group {
  position: relative;
}

.float-group .input,
.float-group .select,
.float-group textarea.input {
  padding-top: 1.4rem;
  padding-bottom: 0.5rem;
}

.float-label {
  position: absolute;
  left: var(--spacing-4);
  top: 50%;
  transform: translateY(-50%);
  font-size: var(--font-size-base);
  color: var(--color-gray-400);
  pointer-events: none;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  transform-origin: left top;
}

.float-group textarea.input ~ .float-label {
  top: var(--spacing-3);
  transform: none;
}

/* Float up on focus or when filled */
.float-group .input:focus ~ .float-label,
.float-group .input:not(:placeholder-shown) ~ .float-label,
.float-group .input.has-value ~ .float-label,
.float-group .select:focus ~ .float-label,
.float-group .select.has-value ~ .float-label,
.float-group textarea.input:focus ~ .float-label,
.float-group textarea.input:not(:placeholder-shown) ~ .float-label {
  top: 0.45rem;
  transform: none;
  font-size: var(--font-size-xs);
  color: var(--color-primary);
  font-weight: 500;
}

.float-group .input:not(:focus):not(:placeholder-shown) ~ .float-label,
.float-group .input:not(:focus).has-value ~ .float-label,
.float-group .select:not(:focus).has-value ~ .float-label,
.float-group textarea.input:not(:focus):not(:placeholder-shown) ~ .float-label {
  color: var(--color-gray-500);
}

/* Phone input floating label variant */
.float-phone-group {
  position: relative;
}

.float-phone-group .phone-input-label {
  position: absolute;
  left: 3.5rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: var(--font-size-base);
  color: var(--color-gray-400);
  font-weight: 400;
  pointer-events: none;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1;
}

.float-phone-group .phone-input-container:focus-within .phone-input-label,
.float-phone-group .phone-input.has-value ~ .phone-input-label,
.float-phone-group .phone-input:not(:placeholder-shown) ~ .phone-input-label {
  top: 0.25rem;
  left: var(--spacing-4);
  font-size: var(--font-size-xs);
  color: var(--color-primary);
  font-weight: 500;
}

.float-phone-group .phone-input-container {
  padding-top: 1.2rem;
  padding-bottom: 0.4rem;
}

/* ==============================================
   Enhanced Forms — Professional Polish
   ============================================== */

/* Refined input focus */
.input:focus {
  border-color: var(--color-primary);
  box-shadow: var(--input-shadow-focus);
}

.select:focus {
  border-color: var(--color-primary);
  box-shadow: var(--input-shadow-focus);
}

.phone-input-container:focus-within {
  border-color: var(--color-primary);
  box-shadow: var(--input-shadow-focus);
}

/* Better input border */
.input,
.select {
  border: 1.5px solid var(--color-gray-200);
}

.input:hover:not(:focus):not(:disabled),
.select:hover:not(:focus):not(:disabled) {
  border-color: var(--color-gray-300);
}

.phone-input-container {
  border: 1.5px solid var(--color-gray-200);
}

.phone-input-container:hover:not(:focus-within) {
  border-color: var(--color-gray-300);
}

/* Better checkbox/radio — larger touch targets */
.form-check {
  min-height: 40px;
  padding: var(--spacing-1) 0;
}

.form-check-input {
  width: 20px;
  height: 20px;
  cursor: pointer;
}

/* OTP focus animation */
.otp-box:focus {
  background: var(--color-white);
  box-shadow: 0 0 0 2px var(--color-primary);
  transform: scale(1.05);
  transition: all var(--transition-fast);
}

/* Sticky form actions on mobile */
.form-actions-sticky {
  display: flex;
  gap: var(--spacing-3);
  padding: var(--spacing-4);
}

@media (max-width: 768px) {
  .form-actions-sticky {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-white);
    border-top: 1px solid var(--color-gray-200);
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.06);
    padding: var(--spacing-3) var(--spacing-4);
    padding-bottom: max(var(--spacing-3), env(safe-area-inset-bottom));
    z-index: 100;
  }

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

/* Input group — icon + input */
.input-group {
  position: relative;
  display: flex;
  align-items: center;
}

.input-group .input {
  padding-left: 2.75rem;
}

.input-group-icon {
  position: absolute;
  left: var(--spacing-3);
  color: var(--color-gray-400);
  display: flex;
  align-items: center;
  pointer-events: none;
  z-index: 1;
}

.input-group-icon svg {
  width: 18px;
  height: 18px;
}

/* Form section heading */
.form-section-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-gray-800);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding-bottom: var(--spacing-2);
  border-bottom: 2px solid var(--color-gray-100);
  margin-bottom: var(--spacing-4);
}