/* National Survey — [aiad_national_survey]
 * Styled to match the AI Buzzwords quiz: dark panels, mint-green accents,
 * 4px radii, 1.5px borders, bordered option cards, bold CTA buttons.
 */

.aiad-survey {
	--su-ink: #1a1a1a;
	--su-panel: #1e1e1e;
	--su-panel-2: #2a2a2a;
	--su-border: #333;
	--su-border-2: #444;
	--su-accent: #86efac;
	--su-text: rgba(255, 255, 255, 0.92);
	--su-muted: rgba(255, 255, 255, 0.65);
	--su-radius: 4px;

	max-width: 760px;
	margin: 0 auto;
	padding: 0 0 3rem;
	font-family: var(--font-body, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif);
}

.aiad-survey *,
.aiad-survey *::before,
.aiad-survey *::after {
	box-sizing: border-box;
}

/* Buttons use display:inline-flex; without this, [hidden] stops working on nav CTAs. */
.aiad-survey [hidden] {
	display: none !important;
}

/* Progress — segmented stepper (one segment per step in the active path) */
.aiad-survey__progress {
	margin-bottom: 1.5rem;
}

.aiad-survey__stepper {
	display: flex;
	gap: 8px;
	margin-bottom: 0.4rem;
}

.aiad-survey__step-seg {
	flex: 1;
	height: 6px;
	border-radius: 3px;
	background: #e0e0e0;
	transition: background 0.2s, box-shadow 0.2s;
}

.aiad-survey__step-seg.is-done {
	background: var(--su-accent);
}

.aiad-survey__step-seg.is-current {
	background: var(--su-panel);
	box-shadow: 0 0 0 2px var(--su-panel), 0 0 0 4px var(--su-accent);
}

.aiad-survey__progress-label {
	font-size: 0.8rem;
	font-weight: 600;
	color: var(--su-ink);
	margin: 0;
}

/* Steps — each active step is a dark panel like the quiz question card */
.aiad-survey__step {
	display: none;
	margin: 0 0 1rem;
	padding: 2rem;
	border: 1.5px solid var(--su-border);
	border-radius: var(--su-radius);
	background: var(--su-panel);
	color: var(--su-text);
	/* Reset the browser's default fieldset min-width so it can shrink on mobile. */
	min-width: 0;
}

.aiad-survey__step--active {
	display: block;
}

.aiad-survey__step:focus {
	outline: none;
}

.aiad-survey__step--error {
	border-color: #f87171;
	box-shadow: 0 0 0 2px rgba(248, 113, 113, 0.25);
}

.aiad-survey__step-title {
	font-size: 1.25rem;
	font-weight: 700;
	color: #fff;
	margin: 0 0 1.25rem;
	padding: 0;
	line-height: 1.3;
}

.aiad-survey__subsection-title {
	font-size: 1rem;
	font-weight: 700;
	color: var(--su-accent);
	margin: 2rem 0 1rem;
	padding-top: 1.5rem;
	border-top: 1px solid var(--su-border-2);
	line-height: 1.35;
}

.aiad-survey__subsection-title:first-of-type {
	margin-top: 0;
	padding-top: 0;
	border-top: 0;
}

/* Fields */
.aiad-survey__field {
	margin-bottom: 1.5rem;
}

.aiad-survey__field:last-child {
	margin-bottom: 0;
}

.aiad-survey__label {
	display: block;
	font-weight: 600;
	font-size: 0.95rem;
	margin-bottom: 0.75rem;
	color: #fff;
	line-height: 1.45;
}

.aiad-survey__label--rating {
	font-weight: 500;
	margin-bottom: 0.5rem;
	color: var(--su-text);
}

.aiad-survey__required {
	color: #f87171;
	margin-left: 2px;
}

.aiad-survey__helper {
	font-size: 0.875rem;
	color: var(--su-muted);
	margin-bottom: 1.25rem;
	line-height: 1.55;
}

.aiad-survey__section-note {
	font-size: 0.875rem;
	color: var(--su-muted);
	margin: 0 0 1.25rem;
	padding: 0.75rem 1rem;
	background: rgba(255, 255, 255, 0.04);
	border-left: 3px solid var(--su-accent);
	border-radius: 0 var(--su-radius) var(--su-radius) 0;
	line-height: 1.55;
}

/* Text inputs / selects / textarea */
.aiad-survey__input,
.aiad-survey__select,
.aiad-survey__textarea {
	width: 100%;
	padding: 0.625rem 0.875rem;
	border: 1.5px solid var(--su-border-2);
	border-radius: var(--su-radius);
	font-size: 1rem;
	font-family: inherit;
	color: #fff;
	background: var(--su-panel-2);
	transition: border-color 0.15s, box-shadow 0.15s;
}

.aiad-survey__input::placeholder,
.aiad-survey__textarea::placeholder {
	color: rgba(255, 255, 255, 0.4);
}

.aiad-survey__input:focus,
.aiad-survey__select:focus,
.aiad-survey__textarea:focus {
	outline: none;
	border-color: var(--su-accent);
	box-shadow: 0 0 0 1px var(--su-accent);
}

.aiad-survey__select {
	appearance: none;
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 20 20'%3E%3Cpath fill='%23cbd5e1' d='M5.23 7.21a.75.75 0 011.06.02L10 11.168l3.71-3.938a.75.75 0 111.08 1.04l-4.25 4.5a.75.75 0 01-1.08 0l-4.25-4.5a.75.75 0 01.02-1.06z'/%3E%3C/svg%3E");
	background-repeat: no-repeat;
	background-position: right 0.75rem center;
	padding-right: 2.5rem;
}

.aiad-survey__select option {
	color: #1a1a1a;
	background: #fff;
}

.aiad-survey__textarea {
	resize: vertical;
	min-height: 100px;
}

/* Option groups — radios & checkboxes styled as bordered cards */
.aiad-survey__checkgroup {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
	gap: 0.5rem;
}

.aiad-survey__checkgroup--single {
	grid-template-columns: 1fr;
}

.aiad-survey__radio-group {
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
}

.aiad-survey__check-label,
.aiad-survey__radio-label {
	display: flex;
	align-items: flex-start;
	gap: 0.625rem;
	padding: 0.75rem 0.875rem;
	border: 1.5px solid var(--su-border-2);
	border-radius: var(--su-radius);
	background: var(--su-panel-2);
	font-size: 0.9375rem;
	line-height: 1.4;
	color: var(--su-text);
	cursor: pointer;
	transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
}

.aiad-survey__check-label:hover,
.aiad-survey__radio-label:hover {
	border-color: #666;
	background: #333;
}

.aiad-survey__check-label:has(input:checked),
.aiad-survey__radio-label:has(input:checked) {
	border-color: var(--su-accent);
	background: #333;
	box-shadow: 0 0 0 1px var(--su-accent);
}

.aiad-survey__check-label:has(input:focus-visible),
.aiad-survey__radio-label:has(input:focus-visible) {
	outline: 2px solid var(--su-accent);
	outline-offset: 2px;
}

.aiad-survey__checkbox,
.aiad-survey__radio {
	flex-shrink: 0;
	width: 1.125rem;
	height: 1.125rem;
	margin-top: 1px;
	accent-color: var(--su-accent);
	cursor: pointer;
}

/* Star ratings */
.aiad-survey__field--rating {
	padding: 0.875rem 1rem;
	background: var(--su-panel-2);
	border: 1.5px solid var(--su-border-2);
	border-radius: var(--su-radius);
}

.aiad-survey__stars {
	display: flex;
	gap: 0.25rem;
	margin-top: 0.5rem;
}

.aiad-survey__star-label {
	cursor: pointer;
}

.aiad-survey__star-input {
	position: absolute;
	opacity: 0;
	width: 0;
	height: 0;
}

.aiad-survey__star-input:focus-visible + .aiad-survey__star {
	outline: 2px solid var(--su-accent);
	outline-offset: 2px;
}

.aiad-survey__star {
	font-size: 2rem;
	color: #d1d5db;
	transition: color 0.1s;
	display: block;
	line-height: 1;
}

/* JS controls selected/hover star colours inline (amber #f59e0b). */

/* Navigation — sits on the page background, below the dark panel */
.aiad-survey__nav {
	display: flex;
	gap: 1rem;
	margin-top: 1.5rem;
	flex-wrap: wrap;
}

.aiad-survey__btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.35rem;
	min-width: 9rem;
	padding: 0.75rem 1.75rem;
	border: 2px solid transparent;
	border-radius: var(--su-radius);
	font-family: inherit;
	font-size: 0.95rem;
	font-weight: 700;
	cursor: pointer;
	-webkit-appearance: none;
	appearance: none;
	transition: background 0.15s, color 0.15s, border-color 0.15s, transform 0.1s;
}

.aiad-survey__btn:active {
	transform: translateY(1px);
}

.aiad-survey__btn:focus-visible {
	outline: 2px solid var(--su-ink);
	outline-offset: 2px;
}

.aiad-survey__btn--next,
.aiad-survey__btn--submit {
	background: var(--su-panel);
	color: #fff;
	border-color: var(--su-panel);
	margin-left: auto;
}

.aiad-survey__btn--next:hover,
.aiad-survey__btn--submit:hover {
	background: #333;
	border-color: #333;
}

.aiad-survey__btn--back {
	background: transparent;
	color: var(--su-ink);
	border-color: var(--su-ink);
}

.aiad-survey__btn--back:hover {
	background: var(--su-ink);
	color: #fff;
}

.aiad-survey__btn:disabled {
	opacity: 0.6;
	cursor: not-allowed;
}

/* Error */
.aiad-survey__error {
	margin-top: 1rem;
	padding: 0.75rem 1rem;
	background: #fef2f2;
	border: 1.5px solid #fca5a5;
	border-radius: var(--su-radius);
	color: #b91c1c;
	font-size: 0.9375rem;
}

/* Success — dark panel echoing the quiz results card */
.aiad-survey__success {
	text-align: center;
	padding: 2.5rem 1.5rem;
	border: 1.5px solid var(--su-border);
	border-radius: var(--su-radius);
	background: var(--su-panel);
	color: var(--su-text);
}

.aiad-survey__success-icon {
	width: 64px;
	height: 64px;
	border-radius: 50%;
	background: var(--su-accent);
	color: var(--su-panel);
	font-size: 2rem;
	font-weight: 700;
	display: flex;
	align-items: center;
	justify-content: center;
	margin: 0 auto 1.5rem;
}

.aiad-survey__success-title {
	font-size: 1.75rem;
	font-weight: 700;
	color: #fff;
	margin-bottom: 0.75rem;
}

.aiad-survey__success-body {
	font-size: 1.0625rem;
	color: var(--su-muted);
	margin: 0;
}

/* Credit — matches the quiz/glossary footer */
.aiad-survey__credit {
	margin-top: 1.5rem;
	text-align: center;
	font-size: 12px;
	color: #888;
}

.aiad-survey__credit a {
	color: #888;
}

/* Honeypot */
.aiad-survey__honeypot {
	position: absolute;
	left: -9999px;
	opacity: 0;
	pointer-events: none;
}

/* Responsive */
@media (max-width: 480px) {
	.aiad-survey__step {
		padding: 1.25rem 1rem;
	}

	.aiad-survey__checkgroup {
		grid-template-columns: 1fr;
	}

	.aiad-survey__star {
		font-size: 1.625rem;
	}

	.aiad-survey__btn {
		width: 100%;
		justify-content: center;
		margin-left: 0;
	}
}