/* BD Umfragen – Frontend
 * Farben lassen sich im Theme überschreiben, z. B.:
 * .bdu { --bdu-accent: #c0392b; }
 */

.bdu {
	--bdu-accent: #6499cd;
	--bdu-accent-fg: #000;
	--bdu-ink: #000;
	--bdu-radius: 16px;
	--bdu-line: rgba(200, 200, 200, .28);
	--bdu-soft: rgba(128, 128, 128, .07);
	--bdu-error: #c0392b;
	--bdu-stage: 200px;
	--bdu-d: 12px;

	box-sizing: border-box;
	margin: 2em 0;
	padding: clamp(16px, 4vw, 34px);
	border: 1px solid var(--bdu-line);
	border-radius: var(--bdu-radius);
	background: var(--bdu-soft);
	color: inherit;
	line-height: 1.5;
}
.bdu *, .bdu *::before, .bdu *::after { box-sizing: border-box; }
.bdu [hidden] { display: none !important; }

.bdu-title, .bdu-res-title { margin: 0 0 .35em; font-size: 1.4em; line-height: 1.25; }
.bdu-intro { margin: 0 0 1.4em; opacity: .85; }
.bdu-intro > :last-child { margin-bottom: 0; }

/* ---------- Fragen ---------- */

.bdu-form { transition: opacity .2s; }
.bdu.is-loading .bdu-form { opacity: .55; pointer-events: none; }

.bdu-q { border: 0; margin: 0 0 1.6em; padding: 0; min-width: 0; }
.bdu-q legend {
	display: flex; gap: .6em; align-items: flex-start;
	padding: 0; margin: 0 0 .7em;
	font-weight: 400; font-size: 1.05em; line-height: 1.4;
}
.bdu-num {
	flex: 0 0 auto;
	display: inline-grid; place-items: center;
	width: 1.7em; height: 1.7em; border-radius: 50%;
	background: var(--bdu-accent); color: var(--bdu-accent-fg);
	font-size: .8em; font-weight: 700; line-height: 1;
	margin-top: .1em;
}
.bdu-qtext {
	font-weight: 400;
}

.bdu-opts { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); gap: 8px; }
.bdu-opt { position: relative; min-width: 0; }
.bdu-opts--many { grid-auto-flow: row; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); }
.bdu-opt input {
	position: absolute; inset: 0; width: 100%; height: 100%;
	margin: 0; opacity: 0; cursor: pointer; z-index: 1;
}
.bdu-opt span {
	display: flex; align-items: center; justify-content: center;
	min-height: 48px; height: 100%; padding: .55em .8em;
	max-height: 50px;
	border: 1px solid var(--bdu-line); border-radius: 12px;
	text-align: center; font-size: .95em; line-height: 1.25;
	transition: border-color .15s, background-color .15s, color .15s, transform .15s, box-shadow .15s;
}
.bdu-opt:hover span { border-color: var(--bdu-accent); }
.bdu-opt input:focus-visible + span { outline: 3px solid var(--bdu-accent); outline-offset: 2px; }
.bdu-opt input:checked + span {
	background: var(--bdu-accent); border-color: var(--bdu-accent); color: var(--bdu-accent-fg);
	transform: translateY(-2px);
	box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
}
.bdu-q--missing legend { color: var(--bdu-error); }
.bdu-q--missing .bdu-opt span { border-color: var(--bdu-error); border-style: dashed; }

.bdu-hp { position: absolute !important; left: -10000px !important; width: 1px; height: 1px; overflow: hidden; }

.bdu-actions { display: flex; flex-wrap: wrap; align-items: center; gap: .6em 1em; margin-top: .4em; }
.bdu-submit {
	appearance: none; border: 0; border-radius: 999px; cursor: pointer;
	padding: .85em 1.9em;
	background: var(--bdu-accent); 
	font: inherit; font-weight: 600; line-height: 1.2;
	box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
	transition: transform .15s, opacity .15s;
	color: #fff !important;
}
.bdu-submit:hover { transform: translateY(-1px); }
.bdu-submit:focus-visible { outline: 3px solid var(--bdu-accent); outline-offset: 3px; }
.bdu-submit:disabled { opacity: .5; cursor: default; transform: none; }
.bdu-msg { margin: 0; font-size: .95em; }
.bdu-msg.is-error { color: var(--bdu-error); font-weight: 600; }

@media (max-width: 560px) {
	.bdu-opts--scale { grid-auto-flow: row; grid-auto-columns: auto; }
	.bdu-opts--scale .bdu-opt span { justify-content: flex-start; text-align: left; min-height: 44px; }
	.bdu-submit { width: 100%; }
}

/* ---------- Auswertung ---------- */

.bdu-results:focus { outline: none; }
.bdu-thanks, .bdu-note {
	display: flex; gap: .6em; align-items: center;
	margin: 0 0 1.4em; padding: .8em 1em;
	border-radius: 12px; font-weight: 600;
}
.bdu-thanks { background: rgba(46, 160, 90, .14); }
.bdu-thanks::before {
	content: "✓"; flex: 0 0 auto;
	display: inline-grid; place-items: center;
	width: 1.6em; height: 1.6em; border-radius: 50%;
	background: #2ea05a; color: #fff; font-size: .9em;
}
.bdu-note { background: rgba(128, 128, 128, .12); font-weight: 500; }

.bdu-res-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: .4em 1em; }
.bdu-res-head .bdu-res-title { margin: 0; }
.bdu-total {
	padding: .2em .8em; border-radius: 999px;
	border: 1px solid var(--bdu-line); font-size: .9em; font-variant-numeric: tabular-nums;
}

.bdu-rq { margin-top: 1.6em; padding-top: 1.5em; border-top: 1px solid var(--bdu-line); }
.bdu-rq-title { display: flex; gap: .6em; align-items: flex-start; margin: 0 0 1.2em; font-size: 1.05em; line-height: 1.4; }

.bdu-chart { max-width: 760px; }
.bdu-stages, .bdu-labels {
	display: grid;
	grid-template-columns: repeat(var(--n), minmax(0, 1fr));
	gap: 8px;
	padding-right: var(--bdu-d);
}
.bdu-stages { position: relative; height: var(--bdu-stage); }

/* Boden der 3D-Bühne */
.bdu-stages::before {
	content: ""; position: absolute; left: 0; right: var(--bdu-d); bottom: 0;
	height: var(--bdu-d);
	background: linear-gradient(to right, rgba(128, 128, 128, .2), rgba(128, 128, 128, .08));
	transform: skewX(-45deg); transform-origin: bottom left;
}
.bdu-col {
	position: relative; z-index: 1;
	display: flex; flex-direction: column; justify-content: flex-end; align-items: center;
	min-width: 0; height: 100%;
}
.bdu-val {
	margin-bottom: calc(var(--bdu-d) + 4px);
	font-weight: 700; font-size: .95em; line-height: 1.2; white-space: nowrap;
	font-variant-numeric: tabular-nums;
	opacity: 0; transform: translateY(6px);
	transition: opacity .4s .7s, transform .4s .7s;
}
.bdu-res.is-in .bdu-val { opacity: 1; transform: none; }

/* Quader: Vorderseite + Deckel (::before) + rechte Seite (::after) */
.bdu-cube {
	--c: #888;
	position: relative;
	width: min(64%, 70px);
	height: 0; min-height: 3px;
	background: linear-gradient(to bottom, color-mix(in srgb, var(--c) 82%, #fff), var(--c) 60%, color-mix(in srgb, var(--c) 88%, #000));
	transition: height 1.1s cubic-bezier(.2, .85, .25, 1);
	transform: translateX(calc(var(--bdu-d) / -2));
}
/*
.bdu-cube::before {
	content: ""; position: absolute; left: 0; bottom: 100%;
	width: 100%; height: var(--bdu-d);
	background: color-mix(in srgb, var(--c) 55%, #fff);
	transform: skewX(-45deg); transform-origin: bottom left;
}
.bdu-cube::after {
	content: ""; position: absolute; left: 100%; top: 0;
	width: var(--bdu-d); height: 100%;
	background: color-mix(in srgb, var(--c) 68%, #000);
	transform: skewY(-45deg); transform-origin: top left;
}
*/
.bdu-cube.is-empty { --c: #9aa3ad; opacity: .45; }
.bdu-col.is-top .bdu-cube { filter: drop-shadow(0 10px 14px color-mix(in srgb, var(--c) 45%, transparent)); }

.bdu-labels { margin-top: 10px; }
.bdu-lab { text-align: center; font-size: .85em; line-height: 1.3; overflow-wrap: break-word; hyphens: auto; -webkit-hyphens: auto; }
.bdu-lab small { display: block; margin-top: .15em; opacity: .65; font-size: .9em; }
.bdu-lab.is-top span { font-weight: 700; }

/* Durchschnitt */
.bdu-avg { display: flex; flex-wrap: wrap; align-items: center; gap: .6em 1.2em; margin-top: 1.3em; font-size: .92em; max-width: 760px; }
.bdu-avg-track { position: relative; flex: 1 1 180px; height: 8px; border-radius: 999px; }
.bdu-avg-pin {
	position: absolute; top: 50%; left: 0;
	width: 18px; height: 18px; border-radius: 50%;
	background: #fff; border: 3px solid #333;
	box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
	transform: translate(-50%, -50%);
	transition: left 1.1s cubic-bezier(.2, .85, .25, 1) .2s;
}

/* Links */
.bdu-link {
	display: inline-flex; align-items: center; gap: .4em;
	margin-top: 1em; font-weight: 600;
	color: var(--bdu-accent); text-decoration: none;
}
.bdu-link::after { content: "→"; transition: transform .15s; }
.bdu-link:hover { text-decoration: underline; }
.bdu-link:hover::after { transform: translateX(3px); }
.bdu-res-foot { margin-top: 1.6em; padding-top: 1.2em; border-top: 1px solid var(--bdu-line); }
.bdu-link--main { margin-top: 0; padding: .7em 1.4em; border-radius: 999px; background: var(--bdu-accent); color: var(--bdu-accent-fg); }
.bdu-link--main:hover { text-decoration: none; }

@media (max-width: 480px) {
	.bdu { --bdu-stage: 160px; --bdu-d: 8px; }
	.bdu-stages, .bdu-labels { gap: 4px; }
	.bdu-val { font-size: .8em; }
	.bdu-lab { font-size: .72em; overflow-wrap: normal; word-break: normal; }
	.bdu-unit { display: none; }
}

/* ---------- Skala 1–10 ---------- */

.bdu-opts--numeric { grid-auto-flow: row; grid-template-columns: repeat(var(--n), minmax(0, 1fr)); gap: 6px; }
.bdu-opts--numeric .bdu-opt span { min-height: 0; aspect-ratio: 1; padding: 0; font-weight: 700; font-size: 1.05em; }
.bdu-anchors { display: flex; justify-content: space-between; gap: 1em; margin-top: .45em; font-size: .85em; opacity: .75; }
.bdu-anchors span:last-child { text-align: right; }
.bdu-chart--dense .bdu-val { font-size: .8em; }
.bdu-chart--dense .bdu-lab span { font-weight: 700; }
@media (max-width: 560px) {
	.bdu-opts--numeric { grid-template-columns: repeat(5, minmax(0, 1fr)); }
	.bdu-opts--numeric .bdu-opt span { aspect-ratio: auto; min-height: 44px; }
	.bdu-chart--dense .bdu-val { font-size: .62em; letter-spacing: -.02em; }
	.bdu-chart--dense .bdu-stages, .bdu-chart--dense .bdu-labels { gap: 3px; }
}

/* ---------- Stil „Comic“ (dezente Konturen, schraffierte 3D-Seiten wie im Middenmang-Logo) ---------- */

.bdu--comic {
	--bdu-bw: 1.5px;
	--bdu-soft-line: color-mix(in srgb, var(--bdu-ink) 22%, transparent);
	--bdu-mid-line: color-mix(in srgb, var(--bdu-ink) 45%, transparent);
	--bdu-line: var(--bdu-soft-line);
	--bdu-hatch: repeating-linear-gradient(-45deg, var(--bdu-ink) 0 1px, #fff 1px 4px);
	background: #fff;
	color: #111;
	border: 1px solid var(--bdu-soft-line);
	border-radius: 16px;
}
.bdu--comic .bdu-num { background: var(--bdu-accent); color: var(--bdu-accent-fg); border: var(--bdu-bw) solid var(--bdu-ink); font-weight: 700; }

.bdu--comic .bdu-opt span {
	border: var(--bdu-bw) solid var(--bdu-mid-line);
	border-radius: 10px;
	background: #fff; color: #111;
	box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
}
.bdu--comic .bdu-opt:hover span { border-color: var(--bdu-ink); }
.bdu--comic .bdu-opt input:checked + span {
	background: var(--bdu-accent); color: var(--bdu-accent-fg); border-color: var(--bdu-ink);
	font-weight: 700;
	transform: translate(1px, 1px);
	box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
}
.bdu--comic .bdu-opt input:focus-visible + span { outline: 2px dashed var(--bdu-ink); outline-offset: 3px; }
.bdu--comic .bdu-q--missing .bdu-opt span { border-color: var(--bdu-error); }

.bdu--comic .bdu-submit, .bdu--comic .bdu-link--main {
	background: var(--bdu-accent); color: var(--bdu-accent-fg);
	border: var(--bdu-bw) solid var(--bdu-ink);
	border-radius: 999px;
	box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
	font-weight: 700;
}
.bdu--comic .bdu-submit:hover, .bdu--comic .bdu-link--main:hover { transform: translate(-1px, -1px); box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19); }
.bdu--comic .bdu-submit:active { transform: translate(1px, 1px); box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19); }
.bdu--comic .bdu-link:not(.bdu-link--main) { color: inherit; text-decoration: underline; text-decoration-color: var(--bdu-accent); text-decoration-thickness: 2px; text-underline-offset: 4px; }

.bdu--comic .bdu-thanks, .bdu--comic .bdu-note { border: 0; background: color-mix(in srgb, var(--bdu-accent) 16%, #fff); }
.bdu--comic .bdu-thanks::before { background: var(--bdu-accent); color: var(--bdu-accent-fg); border: var(--bdu-bw) solid var(--bdu-ink); }
.bdu--comic .bdu-total { border: 1px solid var(--bdu-mid-line); font-weight: 600; }
.bdu--comic .bdu-rq, .bdu--comic .bdu-res-foot { border-top: 1px solid var(--bdu-soft-line); }

/* 3D-Säulen: Kontur, heller Deckel, schraffierte Seite */
.bdu--comic .bdu-stages::before { right: 0; height: 1.5px; background: var(--bdu-ink); transform: none; border-radius: 2px; }
.bdu--comic .bdu-cube {
	background: var(--c);
	border: var(--bdu-bw) solid var(--bdu-ink);
	border-bottom: 0;
	min-height: 4px;
}
.bdu--comic .bdu-cube::before {
	left: calc(-1 * var(--bdu-bw)); bottom: 100%;
	width: calc(100% + var(--bdu-bw));
	background: color-mix(in srgb, var(--c) 45%, #fff);
	border: var(--bdu-bw) solid var(--bdu-ink);
}
.bdu--comic .bdu-cube::after {
	left: 100%; top: calc(-1 * var(--bdu-bw));
	height: calc(100% + var(--bdu-bw));
	background: var(--bdu-hatch);
	border: var(--bdu-bw) solid var(--bdu-ink);
	border-bottom: 0;
}
.bdu--comic .bdu-cube.is-empty { --c: #fff; opacity: .55; }
.bdu--comic .bdu-col.is-top .bdu-cube { filter: none; }
.bdu--comic .bdu-val { font-weight: 700; }

.bdu--comic .bdu-avg-track { height: 10px; border: 1px solid var(--bdu-mid-line); }
.bdu--comic .bdu-avg-pin { width: 18px; height: 18px; border: 2px solid var(--bdu-ink); box-shadow: none; }

@media (prefers-reduced-motion: reduce) {
	.bdu-cube, .bdu-val, .bdu-avg-pin, .bdu-opt span, .bdu-submit { transition: none !important; }
}



/* Nummern-Kreise weg */
.bdu .bdu-num { display: none; }

/* Danke-Text ohne Box und Häkchen */
.bdu .bdu-thanks { background: none; padding: 0; font-weight: 400; font-style: italic; }
.bdu .bdu-thanks::before { display: none; }

/* "43 Teilnahmen" als schlichter Text statt Pille */
.bdu .bdu-total { border: 0; padding: 0; font-weight: 400; opacity: .7; }

/* Durchschnitt nur als Text, ohne Regler */
.bdu .bdu-avg-track { display: none; }

/* Säulen etwas flacher */
.bdu { --bdu-stage: 160px; --bdu-d: 8px; }