/*
 * Secure Flow Forms — estilos públicos.
 * Todo está limitado al contenedor .sff-form. No se tocan estilos globales.
 * Mobile-first, funciona desde 320px sin scroll horizontal.
 */

.sff-form {
	--sff-primary: #1d6fe0;
	--sff-text: #1a1a1a;
	--sff-background: #ffffff;
	--sff-border: #d0d5dd;
	--sff-error: #d92d20;
	--sff-success: #12805c;
	--sff-radius: 8px;
	--sff-max-width: 640px;
	--sff-spacing: 16px;
	--sff-placeholder: rgba(26, 26, 26, 0.5);
	--sff-help: rgba(26, 26, 26, 0.65);

	box-sizing: border-box;
	max-width: var(--sff-max-width);
	width: 100%;
	margin: 0 auto;
	color: var(--sff-text);
	background: var(--sff-background);
	font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
	font-size: 16px;
	line-height: 1.5;
	padding: calc(var(--sff-spacing) * 1.25);
	border: 1px solid var(--sff-border);
	border-radius: var(--sff-radius);
}

.sff-form *,
.sff-form *::before,
.sff-form *::after {
	box-sizing: border-box;
}

.sff-form .sff-logo {
	margin-bottom: var(--sff-spacing);
}

.sff-form .sff-logo img {
	max-width: 180px;
	max-height: 80px;
	height: auto;
}

.sff-form .sff-fields {
	display: grid;
	grid-template-columns: 1fr;
	gap: var(--sff-spacing);
}

.sff-form .sff-field.sff-full {
	grid-column: 1 / -1;
}

/* Dos columnas desde 560px si el formulario lo pide. */
@media (min-width: 560px) {
	.sff-form.sff-cols-2 .sff-fields {
		grid-template-columns: 1fr 1fr;
	}

	.sff-form.sff-cols-2 .sff-field.sff-half {
		grid-column: span 1;
	}
}

.sff-form .sff-label,
.sff-form .sff-field > legend.sff-label {
	display: block;
	font-weight: 600;
	margin-bottom: 6px;
}

.sff-form .sff-required {
	color: var(--sff-error);
}

.sff-form .sff-help {
	margin: 0 0 6px;
	font-size: 0.875em;
	color: rgba(26, 26, 26, 0.65);
	color: var(--sff-help);
}

.sff-form ::placeholder {
	color: rgba(26, 26, 26, 0.5);
	color: var(--sff-placeholder);
	opacity: 1;
}

.sff-form .sff-input {
	width: 100%;
	padding: 10px 12px;
	font: inherit;
	color: inherit;
	background: #fff;
	border: 1px solid var(--sff-border);
	border-radius: var(--sff-radius);
	min-height: 44px; /* área táctil accesible */
}

.sff-form textarea.sff-input {
	min-height: 120px;
	resize: vertical;
}

/* Grupo de teléfono: prefijo fijo + input, visualmente un único control. */
.sff-form .sff-phone-group {
	display: flex;
	align-items: stretch;
	width: 100%;
}

.sff-form .sff-phone-prefix {
	display: inline-flex;
	align-items: center;
	flex: 0 0 auto;
	padding: 0 12px;
	font: inherit;
	color: var(--sff-help);
	background: #f1f3f5;
	border: 1px solid var(--sff-border);
	border-right: none;
	border-radius: var(--sff-radius) 0 0 var(--sff-radius);
	white-space: nowrap;
	user-select: none;
	-webkit-user-select: none;
	-webkit-touch-callout: none;
}

.sff-form .sff-phone-group .sff-input {
	min-height: 44px; /* hereda área táctil del prefijo */
	border-left: none;
	border-radius: 0 var(--sff-radius) var(--sff-radius) 0;
}

.sff-form .sff-phone-group:focus-within .sff-phone-prefix {
	border-color: var(--sff-primary);
}

.sff-form .sff-input:focus,
.sff-form .sff-submit:focus-visible,
.sff-form .sff-checkbox:focus-visible {
	outline: 2px solid var(--sff-primary);
	outline-offset: 2px;
	border-color: var(--sff-primary);
}

.sff-form .sff-field-group {
	border: none;
	margin: 0;
	padding: 0;
}

.sff-form .sff-options {
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.sff-form .sff-option,
.sff-form .sff-checkbox-label {
	display: flex;
	align-items: flex-start;
	gap: 10px;
	cursor: pointer;
	min-height: 44px;
	align-content: center;
}

.sff-form .sff-checkbox,
.sff-form .sff-option input {
	width: 20px;
	height: 20px;
	margin-top: 2px;
	flex: 0 0 auto;
}

.sff-form .sff-heading {
	margin: 0;
	font-size: 1.2em;
}

.sff-form .sff-paragraph {
	margin: 0;
}

.sff-form .sff-divider {
	border: none;
	border-top: 1px solid var(--sff-border);
	margin: 4px 0;
}

/* Honeypot: fuera de pantalla, no visible, no enfocable. */
.sff-form .sff-hp {
	position: absolute !important;
	left: -9999px !important;
	top: auto;
	width: 1px;
	height: 1px;
	overflow: hidden;
}

.sff-form .sff-actions {
	margin-top: calc(var(--sff-spacing) * 1.25);
}

.sff-form .sff-submit {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 10px;
	min-height: 48px;
	padding: 12px 24px;
	font: inherit;
	font-weight: 600;
	color: #fff;
	background: var(--sff-primary);
	border: none;
	border-radius: var(--sff-radius);
	cursor: pointer;
	width: 100%;
}

@media (min-width: 560px) {
	.sff-form .sff-submit {
		width: auto;
	}
}

.sff-form .sff-submit[disabled] {
	opacity: 0.7;
	cursor: progress;
}

.sff-form .sff-submit-spinner {
	display: none;
	width: 16px;
	height: 16px;
	border: 2px solid rgba(255, 255, 255, 0.5);
	border-top-color: #fff;
	border-radius: 50%;
	animation: sff-spin 0.7s linear infinite;
}

.sff-form.is-sending .sff-submit-spinner {
	display: inline-block;
}

@keyframes sff-spin {
	to {
		transform: rotate(360deg);
	}
}

@media (prefers-reduced-motion: reduce) {
	.sff-form .sff-submit-spinner {
		animation: none;
	}
}

/* Estados de validación. */
.sff-form .sff-field-error {
	margin: 6px 0 0;
	color: var(--sff-error);
	font-size: 0.875em;
	min-height: 0;
}

.sff-form .sff-field.has-error .sff-input,
.sff-form .sff-field.has-error .sff-checkbox {
	border-color: var(--sff-error);
}

.sff-form .sff-error-summary {
	margin-bottom: var(--sff-spacing);
	padding: 12px 14px;
	border: 1px solid var(--sff-error);
	border-radius: var(--sff-radius);
	color: var(--sff-error);
	background: rgba(217, 45, 32, 0.06);
}

.sff-form .sff-error-summary ul {
	margin: 8px 0 0;
	padding-left: 18px;
}

.sff-form .sff-message {
	margin-top: var(--sff-spacing);
	padding: 14px 16px;
	border-radius: var(--sff-radius);
}

.sff-form .sff-message.is-success {
	border: 1px solid var(--sff-success);
	color: var(--sff-success);
	background: rgba(18, 128, 92, 0.06);
}

.sff-form .sff-message.is-error {
	border: 1px solid var(--sff-error);
	color: var(--sff-error);
	background: rgba(217, 45, 32, 0.06);
}

/* Panel de éxito (hermano del formulario). */
.sff-form .sff-result {
	outline: none;
}

.sff-form .sff-result-card {
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
	gap: 12px;
	padding: 32px 24px;
	border: 1px solid var(--sff-success);
	border-radius: var(--sff-radius);
	background: rgba(18, 128, 92, 0.06);
}

.sff-form .sff-result-icon {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 64px;
	height: 64px;
	border-radius: 50%;
	color: #fff;
	background: var(--sff-success);
}

.sff-form .sff-result-title {
	margin: 0;
	font-size: 1.25em;
	font-weight: 700;
	line-height: 1.35;
	color: var(--sff-text);
}

.sff-form .sff-result-ref {
	margin: 0;
	font-size: 0.9em;
	opacity: 0.75;
	word-break: break-all;
}

@media (min-width: 560px) {
	.sff-form .sff-result-card {
		padding: 40px 32px;
	}

	.sff-form .sff-result-title {
		font-size: 1.4em;
	}
}