/*
 * Styles génériques des formulaires (aucune logique de formulaire à ce stade).
 * Structure attendue :
 *   <div class="field [has-error]">
 *     <label class="field__label" for="x">Libellé <span class="field__required">*</span></label>
 *     <p class="field__hint" id="x-hint">Aide</p>
 *     <input class="input" id="x" aria-describedby="x-hint x-error" [aria-invalid="true"]>
 *     <p class="field__error" id="x-error">Message d'erreur</p>
 *   </div>
 */

.form {
	display: grid;
	gap: var(--space-5);
}

.field {
	display: grid;
	gap: var(--space-2);
}

.field__label,
.fieldset__legend {
	color: var(--color-gray-900);
	font-size: var(--text-ui);
	font-weight: var(--weight-semibold);
	line-height: 1.4;
}

.field__required {
	color: var(--color-danger);
}

.field__hint {
	margin-top: calc(-1 * var(--space-1));
	color: var(--color-text-muted);
	font-size: var(--text-small);
}

.input,
.textarea,
.select,
.field :is(input:not([type="checkbox"], [type="radio"], [type="submit"], [type="button"]), textarea, select) {
	width: 100%;
	min-height: 3rem;
	padding: var(--space-3) var(--space-4);
	border: 1px solid var(--color-border-input);
	border-radius: var(--radius-sm);
	background-color: var(--color-surface);
	color: var(--color-gray-900);
	font-family: var(--font-sans);
	font-size: var(--text-ui); /* 16px minimum : évite le zoom automatique sur iOS */
	caret-color: var(--color-blue-700);
	line-height: 1.4;
	transition: border-color var(--duration-fast) ease, box-shadow var(--duration-fast) ease;
}

.textarea,
.field textarea {
	min-height: 8rem;
	resize: vertical;
}

.select,
.field select {
	padding-right: var(--space-7);
	appearance: none;
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2312315A' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
	background-position: right var(--space-4) center;
	background-repeat: no-repeat;
	background-size: 1.125rem;
}

::placeholder {
	color: var(--color-gray-500);
	opacity: 1;
}

:is(.input, .textarea, .select, .field :is(input, textarea, select)):hover {
	border-color: var(--color-blue-800);
}

:is(.input, .textarea, .select, .field :is(input, textarea, select)):focus-visible {
	border-color: var(--color-blue-700);
	outline: 3px solid var(--color-focus);
	outline-offset: 1px;
}

/* Cases à cocher et boutons radio */

.fieldset {
	display: grid;
	gap: var(--space-3);
	margin: 0;
	padding: 0;
	border: 0;
}

.choice {
	display: flex;
	align-items: flex-start;
	gap: var(--space-3);
	min-height: 2.75rem;
	padding-block: var(--space-2);
	cursor: pointer;
}

.choice input {
	flex: none;
	width: 1.375rem;
	height: 1.375rem;
	margin: 0.0625rem 0 0;
	border: 1.5px solid var(--color-border-input);
	background: var(--color-surface);
	cursor: pointer;
	appearance: none;
	transition: background-color var(--duration-fast) ease, border-color var(--duration-fast) ease;
}

.choice input[type="checkbox"] {
	border-radius: 0.3125rem;
}

.choice input[type="radio"] {
	border-radius: 50%;
}

.choice input:hover {
	border-color: var(--color-blue-800);
}

.choice input:checked {
	border-color: var(--color-blue-900);
	background-color: var(--color-blue-900);
}

.choice input[type="checkbox"]:checked {
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E");
	background-position: center;
	background-size: 1rem;
	background-repeat: no-repeat;
}

.choice input[type="radio"]:checked {
	box-shadow: inset 0 0 0 4px var(--color-surface);
}

.choice input:focus-visible {
	outline: 3px solid var(--color-focus);
	outline-offset: 2px;
}

.choice__label {
	line-height: 1.5;
}

/* Erreur : bordure + icône + message (jamais la couleur seule) */

.field__error {
	display: flex;
	align-items: flex-start;
	gap: var(--space-2);
	color: var(--color-danger);
	font-size: var(--text-small);
	font-weight: var(--weight-medium);
}

.field__error::before {
	content: "";
	flex: none;
	width: 1.125rem;
	height: 1.125rem;
	margin-top: 0.0625rem;
	background: currentColor;
	-webkit-mask: var(--icon-alert) center / contain no-repeat;
	mask: var(--icon-alert) center / contain no-repeat;
}

.has-error :is(.input, .textarea, .select, input, textarea, select),
[aria-invalid="true"] {
	border-color: var(--color-danger);
	border-width: 2px;
}

.form-message {
	display: flex;
	gap: var(--space-3);
	padding: var(--space-4);
	border: 2px solid var(--color-danger);
	border-radius: var(--radius-sm);
	background: var(--color-surface);
	color: var(--color-gray-900);
}

.form-message::before {
	content: "";
	flex: none;
	width: 1.375rem;
	height: 1.375rem;
	background: var(--color-danger);
	-webkit-mask: var(--icon-alert) center / contain no-repeat;
	mask: var(--icon-alert) center / contain no-repeat;
}

/* Désactivé */

:is(.input, .textarea, .select, .field :is(input, textarea, select)):disabled,
.choice input:disabled {
	border-color: var(--color-gray-300);
	background-color: var(--color-gray-100);
	color: var(--color-gray-500);
	cursor: not-allowed;
}

.choice:has(input:disabled) {
	color: var(--color-gray-500);
	cursor: not-allowed;
}