/* ───────────────────────────────────────────────────────────────
   FORM COMPONENTS — premium refresh, theme-aware
   ─────────────────────────────────────────────────────────────── */

/* Form Labels */
.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    font-size: 0.8rem;
    letter-spacing: 0.01em;
    color: var(--text-strong);
}

/* Form Controls */
.form-control,
.form-select {
    display: block;
    width: 100%;
    padding: 0.5rem 0.85rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 400;
    line-height: 1.5;
    color: var(--text-body);
    background: var(--surface-card);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
}

.form-control:focus,
.form-select:focus {
    background: var(--surface-card);
    border-color: var(--color-accent-orange);
    outline: none;
    box-shadow: 0 0 0 3px var(--focus-ring);
}

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

.form-control:disabled,
.form-select:disabled {
    background: var(--surface-inset);
    opacity: 0.6;
    cursor: not-allowed;
}

/* Readonly Fields */
.form-control-plaintext {
    display: block;
    width: 100%;
    padding: 0.5rem 0.85rem;
    background: var(--surface-inset);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--text-body);
}

/* Form Groups */
.form-group,
.mb-3 {
    margin-bottom: var(--spacing-md);
}

/* Checkboxes and Radios */
.form-check {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.form-check-input {
    width: 1.25rem;
    height: 1.25rem;
    border: 1px solid var(--border-strong);
    border-radius: 4px;
    background: var(--surface-card);
    cursor: pointer;
    transition: all var(--transition-base);
    accent-color: var(--color-accent-orange-hover);
}

.form-check-input:checked {
    background-color: var(--color-accent-orange);
    border-color: var(--color-accent-orange);
}

.form-check-input:focus {
    outline: none;
    box-shadow: 0 0 0 3px var(--focus-ring);
}

.form-check-label {
    font-weight: 500;
    color: var(--text-body);
    cursor: pointer;
}

/* Validation States */
.is-invalid {
    border-color: var(--color-accent-red) !important;
}

.is-invalid:focus {
    box-shadow: 0 0 0 3px var(--tint-danger-bg) !important;
}

.is-valid {
    border-color: var(--color-accent-green) !important;
}

.is-valid:focus {
    box-shadow: 0 0 0 3px var(--tint-success-bg) !important;
}

/* Validation Messages */
.text-danger,
.validation-message {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--tint-danger-text);
}

.validation-summary-errors {
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    background: var(--tint-danger-bg);
    border: 1px solid var(--color-accent-red);
    border-radius: var(--radius-md);
    color: var(--tint-danger-text);
}

.validation-summary-errors ul {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

/* Input Groups */
.input-group {
    display: flex;
    align-items: stretch;
    width: 100%;
}

.input-group .form-control {
    flex: 1;
}

.input-group-text {
    display: flex;
    align-items: center;
    padding: 0.7rem 1rem;
    font-weight: 500;
    color: var(--text-muted);
    background: var(--surface-inset);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
}

/* Form Rows */
.row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    width: 100%;
}

.col,
.col-1, .col-2, .col-3, .col-4, .col-5, .col-6,
.col-7, .col-8, .col-9, .col-10, .col-11, .col-12 {
    flex: 1 1 0;
    min-width: 0;
}

.col-md-3 {
    flex: 0 0 calc(25% - (var(--spacing-md) * 3 / 4));
    max-width: calc(25% - (var(--spacing-md) * 3 / 4));
    min-width: 0;
}

.col-md-2 {
    flex: 0 0 auto;
    min-width: 0;
}

.col-md-5 {
    flex: 1 1 0;
    min-width: 0;
}

.col-md-6 {
    flex: 0 0 calc(50% - (var(--spacing-md) / 2));
    max-width: calc(50% - (var(--spacing-md) / 2));
    min-width: 0;
}

.col-md-4 {
    flex: 0 0 calc(33.333% - (var(--spacing-md) * 2 / 3));
    max-width: calc(33.333% - (var(--spacing-md) * 2 / 3));
    min-width: 0;
}

.col-md-8 {
    flex: 0 0 calc(66.666% - (var(--spacing-md) / 3));
    max-width: calc(66.666% - (var(--spacing-md) / 3));
    min-width: 0;
}

@media (max-width: 768px) {
    .col-md-2,
    .col-md-3,
    .col-md-5,
    .col-md-6,
    .col-md-4,
    .col-md-8 {
        flex: 0 0 100%;
        max-width: 100%;
    }
}