/*
 * Moduli — restyling ondata 0 (K-17), ristrutturazione 2026-10 (docs/restyling/01 §6):
 * etichetta sopra sempre visibile, bordo --c-line-strong (3,7:1), testo 16px (niente zoom
 * su iPhone), focus con anello 2px e stacco, errore con messaggio che dice come rimediare.
 */

.form-group {
    margin-bottom: var(--s-5);
}

.form-label {
    display: block;
    font-size: var(--t-14);
    font-weight: 600;
    color: var(--c-ink);
    margin-bottom: var(--s-2);
}

.form-label-sm {
    font-size: var(--t-14);
    margin-bottom: var(--s-1);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    min-height: var(--h-control);
    padding: 0 var(--s-4);
    font-size: var(--t-16);
    line-height: 1.4;
    color: var(--c-ink);
    background: var(--c-surface);
    border: 1px solid var(--c-line-strong);
    border-radius: var(--r-sm);
    transition: border-color var(--m-fast) ease-out, box-shadow var(--m-fast) ease-out;
}

.form-textarea {
    min-height: 110px;
    padding: var(--s-3) var(--s-4);
    resize: vertical;
}

.form-input-sm,
.form-select-sm {
    min-height: var(--h-control-sm);
    padding: 0 var(--s-3);
    font-size: var(--t-14);
}

@media (pointer: coarse) {
    .form-input,
    .form-select,
    .form-textarea,
    .form-input-sm,
    .form-select-sm {
        font-size: var(--t-16);
        min-height: var(--h-control);
    }
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--c-ink-subtle);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: 2px solid var(--c-focus);
    outline-offset: 2px;
    border-color: var(--c-focus);
    box-shadow: none;
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
    background: var(--c-surface-alt);
    color: var(--c-ink-muted);
    cursor: not-allowed;
}

.form-input.is-invalid,
.form-select.is-invalid,
.form-textarea.is-invalid,
.is-invalid {
    border-color: var(--c-danger);
}

.form-input.is-invalid:focus,
.form-select.is-invalid:focus,
.is-invalid:focus {
    box-shadow: 0 0 0 3px var(--c-danger-soft);
}

.is-warning {
    border-color: var(--c-caution);
}

.is-warning:focus {
    box-shadow: 0 0 0 3px var(--c-caution-soft);
}

.form-hint,
.form-help {
    display: block;
    font-size: var(--t-14);
    color: var(--c-ink-muted);
    margin-top: var(--s-1);
}

.form-error {
    display: block;
    font-size: var(--t-14);
    color: var(--c-danger);
    margin-top: var(--s-1);
    font-weight: 600;
}

.form-warning {
    display: block;
    color: var(--c-caution);
    font-size: var(--t-14);
    margin-top: var(--s-1);
}

.form-check {
    display: flex;
    align-items: center;
    gap: var(--s-3);
    margin-bottom: var(--s-3);
    cursor: pointer;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"],
.form-check-input,
.form-checkbox {
    width: 20px;
    height: 20px;
    accent-color: var(--c-info);
    cursor: pointer;
    flex-shrink: 0;
}

.form-check-label {
    font-size: var(--t-16);
    color: var(--c-ink);
}

.form-grid-2,
.form-grid-3 {
    display: grid;
    gap: var(--s-4) var(--s-5);
}

.form-grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.form-stack {
    display: flex;
    flex-direction: column;
    gap: var(--s-4);
}

.form-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s-4);
    align-items: flex-end;
}

.form-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: var(--s-3);
    margin-top: var(--s-6);
}

.form-card-narrow {
    max-width: 520px;
}

fieldset {
    border: none;
}

legend {
    font-weight: 600;
    margin-bottom: var(--s-2);
}

@media (max-width: 768px) {
    .form-grid-2,
    .form-grid-3 {
        grid-template-columns: 1fr;
    }
}

/* ── Campo tempo a maschera mm:ss.cc (C-149, js/components/time_input.js) ── */
input[data-time-input] {
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.02em;
}

input[data-time-input][aria-invalid="true"] {
    border-color: var(--c-danger);
}

.time-input-msg {
    display: block;
    margin-top: 2px;
    color: var(--c-danger);
    font-size: var(--t-12);
}

/* Riga di filtri generica (21/09/2026): ricerca, menu e pulsanti affiancati; le pagine possono ridefinirla */
.filters-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-2);
    margin-bottom: var(--s-3);
}

.filters-row .form-input[type="search"] {
    flex: 1 1 220px;
    max-width: 360px;
}

.filters-row .form-select {
    width: auto;
}

/* ── Scelta multipla raggruppata (components/choice_groups.html, 21/09/2026) ── */
.choice-groups-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-2) var(--s-3);
    margin-bottom: var(--s-3);
}

.choice-groups-toolbar .form-help {
    flex: 1 1 100%;
    margin: 0;
}

.choice-groups-search {
    max-width: 280px;
}

.choice-groups-count {
    color: var(--c-ink-muted);
    font-size: var(--t-14);
}

.choice-group {
    margin: 0 0 var(--s-4);
    padding: 0;
    border: 0;
}

.choice-group-head {
    display: flex;
    align-items: center;
    gap: var(--s-2);
    width: 100%;
    margin-bottom: var(--s-2);
    padding: 0;
}

.choice-group-title {
    color: var(--c-ink);
    font-size: var(--t-14);
    font-weight: 700;
}

.choice-group-actions {
    display: inline-flex;
    gap: var(--s-1);
}

.choice-cards,
.choice-cards-plain > div {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--s-2);
}

.choice-card,
.choice-cards-plain label {
    display: flex;
    align-items: flex-start;
    gap: var(--s-2);
    padding: var(--s-2) var(--s-3);
    border: 1px solid var(--c-line);
    border-radius: var(--r-md);
    background: var(--c-surface);
    cursor: pointer;
    transition: border-color 0.15s ease, background-color 0.15s ease;
}

.choice-card:hover,
.choice-cards-plain label:hover {
    border-color: var(--c-line-strong);
}

.choice-card.is-checked,
.choice-cards-plain label:has(input:checked) {
    border-color: var(--c-info);
    background: var(--c-info-soft);
}

.choice-card input,
.choice-cards-plain input {
    margin-top: 3px;
    flex: none;
}

.choice-card-text {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.choice-card-label {
    font-weight: 600;
    font-size: var(--t-14);
}

.choice-card-meta {
    color: var(--c-ink-muted);
    font-size: var(--t-12);
}

.choice-card[hidden] {
    display: none;
}

/* Schede di scelta anche senza JavaScript e in versione compatta (settori, regioni) */
.choice-card:has(input:checked) {
    border-color: var(--c-info);
    background: var(--c-info-soft);
}

.choice-cards-compact {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
}

.choice-card input:disabled + .choice-card-label,
.choice-card:has(input:disabled) {
    cursor: default;
    opacity: 0.7;
}

/* 30/09/2026 (REGOLE §42.84): codice fiscale scritto in maiuscolo mentre si digita */
.form-input.is-upper { text-transform: uppercase; letter-spacing: 0.04em; }

/* Adattamento (prima in responsive.css, tolto con la ristrutturazione 2026-10) */
@media (max-width: 899px) {
    .form-stack {
        gap: var(--s-3);
    }

    .form-actions {
        flex-direction: column;
        gap: var(--s-2);
    }

    .form-actions .btn {
        width: 100%;
    }
}

@media print {
    .form-actions {
        display: none !important;
    }
}