/*
 * Kontrast-Rechner – Styles
 * ---------------------------------------------------------------
 * Vollständig gekapselt unter .kr-app. Es werden keine globalen
 * Selektoren (body, h1, p, button, input, label ...) verändert.
 * Es wird keine eigene Schriftart geladen – die Typografie wird
 * vom aktiven WordPress-Theme geerbt (font-family: inherit).
 */

.kr-app {
	--kr-color-primary: #3452ff;
	--kr-color-primary-dark: #1c38da;
	--kr-color-success: #16a34a;
	--kr-color-warning: #d97706;
	--kr-color-danger: #dc2626;

	--kr-gray-50: #fafafa;
	--kr-gray-100: #f4f4f5;
	--kr-gray-200: #e4e4e7;
	--kr-gray-300: #d4d4d8;
	--kr-gray-500: #71717a;
	--kr-gray-700: #3f3f46;
	--kr-gray-900: #18181b;

	--kr-radius: 8px;
	--kr-gap: 16px;

	all: initial;
	box-sizing: border-box;
	display: block;
	font-family: inherit;
	font-size: 15px;
	line-height: 1.5;
	color: var(--kr-gray-900);
	background: #ffffff;
	border: 1px solid var(--kr-gray-200);
	border-radius: var(--kr-radius);
	max-width: 100%;
	width: 100%;
}

.kr-app *,
.kr-app *::before,
.kr-app *::after {
	box-sizing: border-box;
	font-family: inherit;
	line-height: inherit;
}

.kr-app__inner {
	padding: 20px 20px 24px;
}

.kr-app__title {
	margin: 0 0 2px;
	font-size: 1.15em;
	font-weight: 700;
	color: var(--kr-gray-900);
}

.kr-app__intro {
	margin: 0 0 18px;
	font-size: 0.92em;
	color: var(--kr-gray-500);
}

.kr-app__grid {
	display: grid;
	grid-template-columns: 1fr 1fr 1fr;
	gap: var(--kr-gap);
	align-items: start;
}

@media (max-width: 900px) {
	.kr-app__grid {
		grid-template-columns: 1fr 1fr;
	}
	.kr-panel--preview {
		grid-column: 1 / -1;
	}
}

@media (max-width: 600px) {
	.kr-app__grid {
		grid-template-columns: 1fr;
	}
	.kr-panel--preview {
		grid-column: auto;
	}
	.kr-app__inner {
		padding: 16px;
	}
}

.kr-panel {
	background: var(--kr-gray-50);
	border: 1px solid var(--kr-gray-200);
	border-radius: var(--kr-radius);
	padding: 14px 14px 16px;
	min-width: 0;
	min-height: 100%;
}

.kr-panel__title {
	margin: 0 0 12px;
	font-size: 0.95em;
	font-weight: 600;
	color: var(--kr-gray-700);
	text-transform: uppercase;
	letter-spacing: 0.03em;
}

/* ---------- Farbeingaben ---------- */

.kr-color-row {
	margin-bottom: 10px;
}

.kr-color-row__head {
	margin-bottom: 6px;
}

.kr-label {
	font-size: 0.88em;
	font-weight: 600;
	color: var(--kr-gray-900);
}

.kr-color-controls {
	display: flex;
	align-items: center;
	gap: 8px;
}

.kr-color-picker {
	appearance: none;
	-webkit-appearance: none;
	width: 38px;
	height: 38px;
	padding: 0;
	border: 1px solid var(--kr-gray-300);
	border-radius: 6px;
	background: none;
	cursor: pointer;
	flex: 0 0 auto;
}
.kr-color-picker::-webkit-color-swatch-wrapper { padding: 2px; }
.kr-color-picker::-webkit-color-swatch { border: none; border-radius: 4px; }
.kr-color-picker::-moz-color-swatch { border: none; border-radius: 4px; }

.kr-hex-input {
	flex: 1 1 auto;
	min-width: 0;
	height: 38px;
	padding: 0 10px;
	border: 1px solid var(--kr-gray-300);
	border-radius: 6px;
	background: #ffffff;
	color: var(--kr-gray-900);
	font-size: 0.92em;
	font-variant-numeric: tabular-nums;
	letter-spacing: 0.02em;
}

.kr-hex-input[aria-invalid="true"] {
	border-color: var(--kr-color-danger);
}

.kr-field-error {
	display: block;
	min-height: 1.1em;
	margin-top: 4px;
	font-size: 0.78em;
	color: var(--kr-color-danger);
}

.kr-alpha-row {
	margin-top: 8px;
}

.kr-alpha-label {
	display: flex;
	justify-content: space-between;
	font-size: 0.8em;
	color: var(--kr-gray-500);
	margin-bottom: 4px;
}

.kr-alpha-value {
	font-variant-numeric: tabular-nums;
	color: var(--kr-gray-700);
	font-weight: 600;
}

.kr-alpha-slider {
	width: 100%;
	accent-color: var(--kr-color-primary);
	height: 20px;
	cursor: pointer;
}

.kr-swap-wrap {
	display: flex;
	justify-content: center;
	margin: 4px 0 12px;
}

/* ---------- Buttons ---------- */

.kr-btn {
	appearance: none;
	-webkit-appearance: none;
	border: 1px solid var(--kr-gray-300);
	background: #ffffff;
	color: var(--kr-gray-900);
	border-radius: 6px;
	padding: 8px 14px;
	font-size: 0.88em;
	font-weight: 600;
	cursor: pointer;
	transition: background-color 0.15s ease, border-color 0.15s ease;
}

.kr-btn:hover {
	background: var(--kr-gray-100);
}

.kr-btn--icon {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 36px;
	height: 36px;
	padding: 0;
	border-radius: 999px;
	color: var(--kr-color-primary);
}

.kr-btn--secondary {
	width: 100%;
	text-align: center;
}

.kr-actions {
	margin-top: 14px;
}

/* Sichtbarer Fokus für Tastaturbedienung */
.kr-app a:focus-visible,
.kr-app button:focus-visible,
.kr-app input:focus-visible {
	outline: 2px solid var(--kr-color-primary);
	outline-offset: 2px;
}

/* ---------- Ergebnis ---------- */

.kr-result {
	text-align: center;
	padding-bottom: 12px;
	border-bottom: 1px solid var(--kr-gray-200);
	margin-bottom: 12px;
}

.kr-result__ratio-wrap {
	display: flex;
	align-items: baseline;
	justify-content: center;
	gap: 2px;
	margin-bottom: 6px;
}

.kr-result__ratio {
	font-size: 2.1em;
	font-weight: 800;
	color: var(--kr-gray-900);
	font-variant-numeric: tabular-nums;
}

.kr-result__ratio-suffix {
	font-size: 1.1em;
	color: var(--kr-gray-500);
	font-weight: 600;
}

.kr-result__summary {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 6px;
	margin: 0 0 12px;
	font-size: 0.92em;
	font-weight: 700;
}

.kr-result__summary-dot {
	width: 10px;
	height: 10px;
	border-radius: 50%;
	background: var(--kr-gray-300);
	flex: 0 0 auto;
}

.kr-result__summary[data-state="pass"] .kr-result__summary-dot,
.kr-result__summary-dot[data-state="pass"] { background: var(--kr-color-success); }
.kr-result__summary[data-state="warn"] .kr-result__summary-dot,
.kr-result__summary-dot[data-state="warn"] { background: var(--kr-color-warning); }
.kr-result__summary[data-state="fail"] .kr-result__summary-dot,
.kr-result__summary-dot[data-state="fail"] { background: var(--kr-color-danger); }

.kr-badge-groups {
	display: flex;
	flex-direction: column;
	gap: 10px;
	text-align: left;
}

.kr-badge-group {
	display: flex;
	align-items: center;
	justify-content: space-between;
	flex-wrap: wrap;
	gap: 6px 10px;
	padding-bottom: 8px;
	border-bottom: 1px solid var(--kr-gray-200);
}

.kr-badge-group:last-child {
	border-bottom: none;
	padding-bottom: 0;
}

.kr-badge-group__label {
	font-size: 0.84em;
	font-weight: 600;
	color: var(--kr-gray-700);
	flex: 1 1 auto;
	min-width: 0;
}

.kr-badge-group__chips {
	display: flex;
	gap: 6px;
	flex-wrap: wrap;
	flex: 0 0 auto;
}

.kr-chip {
	display: inline-flex;
	align-items: baseline;
	gap: 4px;
	padding: 3px 8px;
	border-radius: 999px;
	background: var(--kr-gray-100);
	border: 1px solid var(--kr-gray-200);
	font-size: 0.76em;
	white-space: nowrap;
	color: var(--kr-gray-500);
}

.kr-chip__dot {
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background: var(--kr-gray-300);
	align-self: center;
	flex: 0 0 auto;
}

.kr-chip__level {
	font-weight: 700;
	letter-spacing: 0.02em;
}

.kr-chip__ratio {
	opacity: 0.8;
	font-variant-numeric: tabular-nums;
}

.kr-chip[data-pass="true"] {
	background: #f0fdf4;
	border-color: #bbf7d0;
	color: var(--kr-color-success);
}
.kr-chip[data-pass="true"] .kr-chip__dot { background: var(--kr-color-success); }

.kr-chip[data-pass="false"] {
	background: #fef2f2;
	border-color: #fecaca;
	color: var(--kr-color-danger);
}
.kr-chip[data-pass="false"] .kr-chip__dot { background: var(--kr-color-danger); }

/* ---------- Vorschläge ---------- */

.kr-suggestions__intro {
	margin: 0 0 4px;
	font-size: 0.86em;
	color: var(--kr-color-danger);
	font-weight: 700;
}

.kr-suggestions__hint {
	margin: 0 0 8px;
	font-size: 0.8em;
	color: var(--kr-gray-500);
}

.kr-suggestions__list {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
}

.kr-suggestion {
	appearance: none;
	-webkit-appearance: none;
	display: flex;
	align-items: center;
	gap: 6px;
	border: 1px solid var(--kr-gray-300);
	background: #ffffff;
	border-radius: 6px;
	padding: 6px 8px;
	cursor: pointer;
	font-size: 0.78em;
	color: var(--kr-gray-700);
}

.kr-suggestion:hover {
	border-color: var(--kr-color-primary);
}

.kr-suggestion__swatch {
	width: 16px;
	height: 16px;
	border-radius: 4px;
	border: 1px solid var(--kr-gray-300);
	flex: 0 0 auto;
}

.kr-suggestion__text {
	display: flex;
	flex-direction: column;
	line-height: 1.2;
	text-align: left;
}

.kr-suggestion__ratio {
	font-weight: 700;
	color: var(--kr-color-success);
}

/* ---------- Live-Vorschau ---------- */

.kr-preview {
	border: 1px solid var(--kr-gray-200);
	border-radius: 6px;
	padding: 16px;
	min-height: 100%;
}

.kr-preview__eyebrow {
	margin: 0 0 4px;
	font-size: 0.72em;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	opacity: 0.7;
}

.kr-preview__heading {
	margin: 0 0 8px;
	font-size: 1.2em;
	font-weight: 700;
}

.kr-preview__text {
	margin: 0 0 10px;
	font-size: 0.95em;
}

.kr-preview__small {
	margin: 0 0 14px;
	font-size: 0.78em;
	opacity: 0.85;
}

.kr-preview__button {
	appearance: none;
	-webkit-appearance: none;
	border: 1px solid currentColor;
	background: transparent;
	color: inherit;
	border-radius: 6px;
	padding: 8px 16px;
	font-size: 0.88em;
	font-weight: 600;
	cursor: pointer;
	margin-bottom: 14px;
}

.kr-preview__icons {
	display: flex;
	gap: 10px;
	font-size: 1.1em;
	opacity: 0.9;
}