/* Formulario de auditoría - mismo lenguaje visual que la calculadora de referencia */

.audf-app {
	--audf-black: #111111;
	--audf-dark: #1a1a1a;
	--audf-gray: #767676;
	--audf-light-gray: #f4f4f5;
	--audf-border: #e6e6e6;
	--audf-white: #ffffff;
	--audf-error: #b3261e;
	--audf-radius: 18px;
	--audf-radius-sm: 12px;

	max-width: 680px;
	margin: 0 auto;
	background: transparent;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
	color: var(--audf-black);
}

.audf-app * {
	box-sizing: border-box;
}

.audf-shell {
	display: flex;
	flex-direction: column;
	min-height: 480px;
}

.audf-header {
	padding: 4px 4px 28px;
}

.audf-eyebrow {
	font-size: 12px;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: .1em;
	color: var(--audf-black);
	margin-bottom: 14px;
}

.audf-progress-track {
	width: 100%;
	height: 5px;
	background: var(--audf-light-gray);
	border-radius: 999px;
	overflow: hidden;
}

.audf-progress-fill {
	height: 100%;
	width: 0%;
	background: var(--audf-black);
	transition: width .45s cubic-bezier(.65, 0, .35, 1);
	border-radius: 999px;
}

.audf-progress-label {
	margin-top: 10px;
	font-size: 12px;
	color: var(--audf-gray);
	text-transform: uppercase;
	letter-spacing: .08em;
	font-weight: 600;
}

.audf-stage {
	position: relative;
	flex: 1;
	overflow: hidden;
}

.audf-step-inner {
	padding: 4px;
}

.audf-step-in {
	animation: audfStepIn .38s cubic-bezier(.22, 1, .36, 1) both;
}

.audf-step-out {
	animation: audfStepOut .18s ease both;
}

@keyframes audfStepIn {
	from { opacity: 0; transform: translateY(16px) scale(.99); }
	to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes audfStepOut {
	from { opacity: 1; transform: translateY(0); }
	to { opacity: 0; transform: translateY(-10px); }
}

.audf-body {
	padding: 0 0 28px;
}

.audf-step-title {
	font-size: 25px;
	font-weight: 700;
	margin: 0 0 8px;
	line-height: 1.28;
	letter-spacing: -.015em;
}

.audf-step-subtitle {
	color: var(--audf-gray);
	margin: 0 0 26px;
	font-size: 14.5px;
}

/* Opciones de respuesta única (radio visual) */
.audf-options {
	display: flex;
	flex-direction: column;
	gap: 10px;
}

.audf-option {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 14px;
	padding: 17px 20px;
	border: 1.5px solid var(--audf-border);
	background: var(--audf-white);
	cursor: pointer;
	font-size: 15.5px;
	font-weight: 500;
	text-align: left;
	transition: border-color .18s ease, background-color .18s ease, transform .12s ease, color .18s ease;
	border-radius: var(--audf-radius-sm);
	color: var(--audf-black);
	width: 100%;
}

.audf-option:hover {
	border-color: var(--audf-black);
	transform: translateX(2px);
}

.audf-option:active {
	transform: scale(.985);
}

.audf-option.is-selected {
	border-color: var(--audf-black);
	background: var(--audf-black);
	color: var(--audf-white);
}

.audf-option .audf-option-check {
	width: 18px;
	height: 18px;
	border-radius: 50%;
	border: 1.5px solid var(--audf-border);
	flex-shrink: 0;
	position: relative;
	transition: border-color .18s ease, background-color .18s ease;
}

.audf-option:hover .audf-option-check {
	border-color: var(--audf-black);
}

.audf-option.is-selected .audf-option-check {
	border-color: var(--audf-white);
	background: var(--audf-white);
}

.audf-option.is-selected .audf-option-check::after {
	content: '';
	position: absolute;
	top: 50%;
	left: 50%;
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--audf-black);
	transform: translate(-50%, -50%);
}

/* Tarjetas del paso 1 (con icono) */
.audf-cards {
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.audf-card {
	display: flex;
	align-items: flex-start;
	gap: 16px;
	padding: 20px;
	border: 1.5px solid var(--audf-border);
	background: var(--audf-white);
	cursor: pointer;
	text-align: left;
	border-radius: var(--audf-radius);
	transition: border-color .18s ease, background-color .18s ease, transform .12s ease, color .18s ease;
	width: 100%;
}

.audf-card:hover {
	border-color: var(--audf-black);
	transform: translateX(2px);
}

.audf-card.is-selected {
	border-color: var(--audf-black);
	background: var(--audf-black);
	color: var(--audf-white);
}

.audf-card-icon {
	font-size: 26px;
	line-height: 1;
	flex-shrink: 0;
}

.audf-card-texto {
	display: flex;
	flex-direction: column;
	gap: 4px;
}

.audf-card-titulo {
	font-size: 15.5px;
	font-weight: 700;
}

.audf-card-desc {
	font-size: 13.5px;
	color: var(--audf-gray);
}

.audf-card.is-selected .audf-card-desc {
	color: #d9d9d9;
}

/* Checkboxes múltiples */
.audf-multi {
	display: flex;
	flex-direction: column;
	gap: 10px;
}

.audf-checkbox-option {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 14px;
	padding: 15px 20px;
	border: 1.5px solid var(--audf-border);
	background: var(--audf-white);
	cursor: pointer;
	font-size: 15px;
	font-weight: 500;
	border-radius: var(--audf-radius-sm);
	transition: border-color .18s ease, background-color .18s ease;
}

.audf-checkbox-option:hover {
	border-color: var(--audf-black);
}

.audf-checkbox-option.is-selected {
	border-color: var(--audf-black);
	background: var(--audf-light-gray);
}

.audf-checkbox-mark {
	width: 18px;
	height: 18px;
	border-radius: 5px;
	border: 1.5px solid var(--audf-border);
	flex-shrink: 0;
	position: relative;
}

.audf-checkbox-option.is-selected .audf-checkbox-mark {
	border-color: var(--audf-black);
	background: var(--audf-black);
}

.audf-checkbox-option.is-selected .audf-checkbox-mark::after {
	content: '\2713';
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -55%);
	color: var(--audf-white);
	font-size: 12px;
	font-weight: 700;
}

/* Campos de texto / formulario */
.audf-field {
	margin-bottom: 18px;
}

.audf-field label {
	display: block;
	font-size: 13px;
	font-weight: 600;
	margin-bottom: 7px;
}

.audf-field .audf-hint {
	font-weight: 400;
	color: var(--audf-gray);
	font-size: 12px;
}

.audf-field input[type="text"],
.audf-field input[type="email"],
.audf-field input[type="tel"],
.audf-field input[type="date"],
.audf-field select,
.audf-field textarea {
	width: 100%;
	padding: 14px 16px;
	border: 1.5px solid var(--audf-border);
	border-radius: var(--audf-radius-sm);
	font-size: 15.5px;
	background: var(--audf-white);
	color: var(--audf-black);
	transition: border-color .18s ease;
	appearance: none;
	-webkit-appearance: none;
	font-family: inherit;
}

.audf-field textarea {
	resize: vertical;
	min-height: 110px;
}

.audf-field select {
	background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23111' stroke-width='2'%3e%3cpath d='M6 9l6 6 6-6'/%3e%3c/svg%3e");
	background-repeat: no-repeat;
	background-position: right 14px center;
	background-size: 18px;
	padding-right: 40px;
}

.audf-field input:focus,
.audf-field select:focus,
.audf-field textarea:focus {
	outline: none;
	border-color: var(--audf-black);
}

.audf-field-error {
	color: var(--audf-error);
	font-size: 12.5px;
	margin-top: 8px;
	display: none;
}

.audf-field.has-error input,
.audf-field.has-error select,
.audf-field.has-error textarea {
	border-color: var(--audf-error);
}

.audf-field.has-error .audf-field-error {
	display: block;
}

.audf-checkbox-field {
	display: flex;
	align-items: flex-start;
	gap: 10px;
	font-size: 13px;
	color: var(--audf-gray);
	margin-top: 22px;
	line-height: 1.5;
}

.audf-checkbox-field input {
	margin-top: 3px;
	accent-color: var(--audf-black);
}

/* Subida de archivos */
.audf-file-drop {
	border: 1.5px dashed var(--audf-border);
	border-radius: var(--audf-radius-sm);
	padding: 26px 18px;
	text-align: center;
	cursor: pointer;
	transition: border-color .18s ease, background-color .18s ease;
	background: var(--audf-white);
}

.audf-file-drop:hover {
	border-color: var(--audf-black);
}

.audf-file-drop.has-file {
	border-style: solid;
	border-color: var(--audf-black);
	background: var(--audf-light-gray);
}

.audf-file-drop input[type="file"] {
	display: none;
}

.audf-file-drop-icon {
	font-size: 22px;
	margin-bottom: 8px;
}

.audf-file-drop-text {
	font-size: 14px;
	font-weight: 600;
}

.audf-file-drop-hint {
	font-size: 12px;
	color: var(--audf-gray);
	margin-top: 4px;
}

.audf-file-lista {
	list-style: none;
	margin: 10px 0 0;
	padding: 0;
	font-size: 13px;
}

.audf-file-lista li {
	padding: 6px 0;
	color: var(--audf-black);
}

/* Resumen */
.audf-resumen-list {
	list-style: none;
	margin: 0 0 22px;
	padding: 0;
	border-top: 1px solid var(--audf-border);
}

.audf-resumen-list li {
	display: flex;
	justify-content: space-between;
	gap: 16px;
	padding: 12px 2px;
	border-bottom: 1px solid var(--audf-border);
	font-size: 14px;
}

.audf-resumen-list .audf-resumen-pregunta {
	color: var(--audf-gray);
}

.audf-resumen-list .audf-resumen-respuesta {
	font-weight: 600;
	text-align: right;
}

/* Pie con navegación */
.audf-footer {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 4px 4px 4px;
	gap: 12px;
}

.audf-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 14px 28px;
	border: none;
	background: var(--audf-black);
	color: var(--audf-white);
	font-size: 14.5px;
	font-weight: 600;
	letter-spacing: .01em;
	border-radius: 999px;
	cursor: pointer;
	transition: transform .15s ease, opacity .15s ease, box-shadow .15s ease;
	box-shadow: 0 6px 16px rgba(17, 17, 17, .18);
}

.audf-btn:hover {
	transform: translateY(-1px);
	box-shadow: 0 8px 20px rgba(17, 17, 17, .24);
}

.audf-btn:active {
	transform: translateY(0) scale(.98);
}

.audf-btn:disabled {
	opacity: .4;
	cursor: not-allowed;
	box-shadow: none;
	transform: none;
}

.audf-btn-back {
	background: transparent;
	color: var(--audf-gray);
	box-shadow: none;
	padding: 14px 6px;
	font-weight: 500;
}

.audf-btn-back:hover {
	color: var(--audf-black);
	transform: none;
	box-shadow: none;
}

/* Pantalla final */
.audf-final {
	text-align: center;
	padding: 56px 12px;
	animation: audfStepIn .5s cubic-bezier(.22, 1, .36, 1) both;
}

.audf-final .audf-final-icon {
	width: 64px;
	height: 64px;
	border-radius: 50%;
	background: var(--audf-black);
	color: var(--audf-white);
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 26px;
	margin: 0 auto 22px;
}

.audf-final h2 {
	font-size: 25px;
	margin: 0 0 12px;
	letter-spacing: -.015em;
}

.audf-final p {
	color: var(--audf-gray);
	font-size: 15px;
	max-width: 420px;
	margin: 0 auto;
	line-height: 1.6;
}

.audf-loading {
	text-align: center;
	padding: 40px;
	color: var(--audf-gray);
}

@media (max-width: 480px) {
	.audf-step-title {
		font-size: 21px;
	}

	.audf-option,
	.audf-card,
	.audf-checkbox-option {
		padding: 15px 16px;
	}
}