/* ========================================
   Location Code Input Component
   Uses global CSS variables from app.css
   ======================================== */

.location-code-input {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

/* ========================================
   Section Title
   ======================================== */
.input-section-title {
    font-family: var(--font-family-base);
    font-size: var(--text-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    margin: 0;
    padding-bottom: var(--space-2);
    border-bottom: 1px solid var(--border-default);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ========================================
   Input Row - Responsive Grid
   ======================================== */
.input-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
}

@media (min-width: 480px) {
    .input-row {
        grid-template-columns: 2fr 1fr 1fr;
        gap: var(--space-4);
    }
}

/* ========================================
   Input Group with Validation States
   ======================================== */
.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    position: relative;
}

.input-group label {
    font-family: var(--font-family-base);
    font-size: var(--text-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

/* Required field indicator */
.required-indicator {
    color: var(--color-primary);
    font-weight: var(--font-weight-bold);
}

/* ========================================
   Form Controls with Validation States
   ======================================== */
.input-group .form-control {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: rgba(0, 0, 0, 0.3);
    border: 1.5px solid var(--border-default);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-family-base);
    font-size: var(--text-base);
    box-sizing: border-box;
    transition: all var(--duration-fast) var(--ease-default);
}

.input-group .form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
    background: rgba(0, 0, 0, 0.4);
}

.input-group .form-control::placeholder {
    color: var(--text-placeholder);
}

/* Valid state */
.input-group .form-control.is-valid {
    border-color: rgba(34, 197, 94, 0.6);
    background: rgba(34, 197, 94, 0.05);
}

.input-group .form-control.is-valid:focus {
    border-color: var(--color-success);
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.2);
}

/* Invalid state */
.input-group .form-control.is-invalid {
    border-color: rgba(239, 68, 68, 0.6);
    background: rgba(239, 68, 68, 0.05);
}

.input-group .form-control.is-invalid:focus {
    border-color: var(--color-error);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

/* Select styling */
.input-group select.form-control {
    appearance: none;
    -webkit-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='%23ffffff' fill-opacity='0.5' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
    cursor: pointer;
}

.input-group select.form-control option {
    background: #1c1c1e;
    color: var(--text-primary);
    padding: 10px;
}

/* Number input styling */
.input-group input[type="number"].form-control {
    -moz-appearance: textfield;
}

.input-group input[type="number"].form-control::-webkit-outer-spin-button,
.input-group input[type="number"].form-control::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* ========================================
   Field Hint & Validation Messages
   ======================================== */
.field-hint {
    font-family: var(--font-family-base);
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 2px;
}

.field-error {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-family: var(--font-family-base);
    font-size: var(--text-xs);
    color: var(--color-error-light);
    margin-top: 4px;
    animation: slideIn var(--duration-fast) var(--ease-out);
}

.field-success {
    display: flex;
    align-items: center;
    font-family: var(--font-family-base);
    font-size: var(--text-xs);
    color: var(--color-success);
    margin-top: 4px;
    animation: slideIn var(--duration-fast) var(--ease-out);
}

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

.success-icon {
    font-size: var(--text-sm);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Input group states */
.input-group.has-error .form-control {
    border-color: rgba(239, 68, 68, 0.6);
}

.input-group.has-success .form-control {
    border-color: rgba(34, 197, 94, 0.5);
}

/* ========================================
   Code Preview Section - Prominent Display
   ======================================== */
.code-preview-section {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    padding: var(--space-5);
    background: linear-gradient(135deg, var(--surface-primary) 0%, rgba(0, 0, 0, 0.4) 100%);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
}

.code-preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.preview-label {
    font-family: var(--font-family-base);
    font-size: var(--text-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Main code display */
.code-preview-display {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4) var(--space-6);
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid var(--border-default);
    border-radius: var(--radius-lg);
    transition: all var(--duration-normal) var(--ease-default);
}

.code-preview-display.valid {
    border-color: rgba(34, 197, 94, 0.5);
    background: rgba(34, 197, 94, 0.08);
}

.code-preview-display.invalid {
    border-color: rgba(239, 68, 68, 0.4);
    background: rgba(239, 68, 68, 0.05);
}

.code-value {
    font-family: var(--font-family-heading);
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.2em;
    color: var(--text-primary);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

@media (min-width: 480px) {
    .code-value {
        font-size: 2.5rem;
    }
}

.code-preview-display.valid .code-value {
    color: var(--color-success-light);
}

.code-preview-display.invalid .code-value {
    color: var(--text-placeholder);
}

/* Description text */
.code-preview-description {
    text-align: center;
}

.display-text {
    font-family: var(--font-family-base);
    font-size: var(--text-base);
    color: var(--text-secondary);
}

.display-text.placeholder {
    color: var(--text-muted);
    font-style: italic;
}

/* ========================================
   Availability Status
   ======================================== */
.availability-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    font-family: var(--font-family-base);
    font-size: var(--text-sm);
    font-weight: var(--font-weight-semibold);
    transition: all var(--duration-fast) var(--ease-default);
}

.availability-status.checking {
    background: rgba(251, 191, 36, 0.12);
    border: 1px solid rgba(251, 191, 36, 0.25);
    color: var(--color-warning);
}

.availability-status.available,
.availability-status.new {
    background: rgba(34, 197, 94, 0.12);
    border: 1px solid rgba(34, 197, 94, 0.25);
    color: var(--color-success);
}

.availability-status.unavailable {
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.25);
    color: var(--color-error-light);
}

.status-icon {
    font-size: var(--text-lg);
    line-height: 1;
}

.available-icon,
.new-icon {
    color: var(--color-success);
}

.unavailable-icon {
    color: var(--color-error-light);
}

/* Loading spinner for availability check */
.status-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(251, 191, 36, 0.3);
    border-top-color: var(--color-warning);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* ========================================
   Responsive Adjustments
   ======================================== */
@media (max-width: 479.98px) {
    .code-preview-section {
        padding: var(--space-4);
    }
    
    .code-value {
        font-size: 1.75rem;
        letter-spacing: 0.15em;
    }
    
    .availability-status {
        font-size: var(--text-sm);
        padding: 0.65rem 0.85rem;
    }
}

/* Reduced motion: inherited from app.css (section 17) */