/* brainstrand-Elemente (ab 5.0.0) – auf der Website. Farbe: --c = Farbe des Gehirnstrangs. */
.bs-el { --el: var(--c, var(--navy, #1b3a6b)); margin: 2.2rem 0; border-radius: var(--radius, 14px); position: relative; }
.bs-el p:last-child { margin-bottom: 0; }
.bs-el__label { display: inline-flex; align-items: center; gap: .4em; font: 700 .72rem/1.3 var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--el); }
.bs-el__label svg { width: 1.15em; height: 1.15em; }
.bs-el__title { font: 700 1.3rem/1.3 var(--serif); margin: .35rem 0 .6rem; color: var(--ink, #1d2433); }
.entry-content .bs-el h2.bs-el__title { font-size: 1.35rem; margin: .1rem 0 .8rem; }

/* Merksatz */
.bs-el--merksatz { padding: 1.6rem 1.8rem 1.7rem 2.2rem; background: color-mix(in srgb, var(--el) 7%, #fff); border-left: 4px solid var(--el); }
.bs-el__big { font: 700 clamp(1.25rem, 2.4vw, 1.55rem)/1.4 var(--serif); margin: .5rem 0 0; color: var(--ink, #1d2433); }

/* Studie */
.bs-el--studie { padding: 1.5rem 1.7rem; background: #fff; border: 1px solid var(--line, #e3e1da); box-shadow: var(--shadow); }
.bs-el--studie::before { content: ""; position: absolute; left: 0; top: 1.4rem; bottom: 1.4rem; width: 3px; border-radius: 3px; background: var(--el); }
.bs-el__source { font-size: .86rem; color: var(--muted, #5d6677); margin-top: .9rem; padding-top: .7rem; border-top: 1px dashed var(--line, #e3e1da); }

/* Begriff */
.bs-el--begriff dl { margin: 0; display: grid; grid-template-columns: minmax(8rem, 30%) 1fr; gap: 1.4rem; padding: 1.4rem 1.6rem; background: #fff; border: 1px solid var(--line, #e3e1da); border-radius: inherit; }
.bs-el--begriff dt { font: 700 1.35rem/1.25 var(--serif); color: var(--el); display: grid; align-content: start; gap: .3rem; }
.bs-el--begriff dt .bs-el__label { color: var(--muted, #5d6677); }
.bs-el--begriff dd { margin: 0; }

/* Mythos & Fakt */
.bs-el--mythos { display: grid; grid-template-columns: 1fr 1fr; overflow: hidden; border: 1px solid var(--line, #e3e1da); }
.bs-el__half { padding: 1.4rem 1.6rem; }
.bs-el__myth { background: #fdf1f0; }
.bs-el__myth .bs-el__label { color: #b3261e; }
.bs-el__myth p { text-decoration: line-through; text-decoration-color: rgba(179, 38, 30, .45); text-decoration-thickness: 1.5px; }
.bs-el__fact { background: #eef8eb; }
.bs-el__fact .bs-el__label { color: #2f7a20; }

/* Zitat */
.bs-el--zitat { margin-left: 0; margin-right: 0; padding: 1.6rem 1.8rem 1.6rem 4.2rem; background: color-mix(in srgb, var(--el) 6%, #fff); }
.bs-el--zitat::before { content: "“"; position: absolute; left: 1.2rem; top: .6rem; font: 700 4.5rem/1 var(--serif); color: var(--el); opacity: .7; }
.bs-el--zitat blockquote { margin: 0; padding: 0; border: 0; font: italic 400 1.22rem/1.55 var(--serif); }
.bs-el--zitat figcaption { margin-top: .8rem; font-size: .9rem; }
.bs-el--zitat figcaption span { color: var(--muted, #5d6677); margin-left: .5em; }
.bs-el--zitat figcaption span::before { content: "· "; }

/* Quiz */
.bs-el--quiz { padding: 1.5rem 1.6rem; background: #fff; border: 2px solid color-mix(in srgb, var(--el) 35%, #fff); }
.bs-el__q { font: 700 1.25rem/1.35 var(--serif); margin: .4rem 0 1rem; }
.bs-el .bs-quiz__opts { list-style: none; margin: 0; padding: 0; display: grid; gap: .5rem; }
.bs-quiz__opts li { margin: 0; }
.bs-quiz__opt { display: flex; align-items: center; gap: .8rem; width: 100%; text-align: left; padding: .75rem .9rem; border: 1.5px solid var(--line, #e3e1da); border-radius: 12px; background: #fff; font: 500 1rem/1.4 var(--sans); color: var(--ink, #1d2433); cursor: pointer; transition: border-color .15s, background .15s, transform .1s; }
.bs-quiz__opt:hover:not([disabled]) { border-color: var(--el); transform: translateX(2px); }
.bs-quiz__mark { flex: none; display: grid; place-items: center; width: 1.9rem; height: 1.9rem; border-radius: 50%; border: 1.5px solid var(--el); color: var(--el); font-weight: 700; font-size: .85rem; }
.bs-quiz__opt[disabled] { cursor: default; }
.bs-quiz__opt.is-right { border-color: #2f7a20; background: #eef8eb; }
.bs-quiz__opt.is-right .bs-quiz__mark { background: #2f7a20; border-color: #2f7a20; color: #fff; }
.bs-quiz__opt.is-wrong { border-color: #b3261e; background: #fdf1f0; }
.bs-quiz__opt.is-wrong .bs-quiz__mark { background: #b3261e; border-color: #b3261e; color: #fff; }
.bs-quiz__res { margin-top: 1rem; padding-top: 1rem; border-top: 1px dashed var(--line, #e3e1da); }
.bs-quiz__verdict { font-weight: 700; }
.bs-quiz__again { margin-top: .6rem; border: 0; background: none; color: var(--el); font: 600 .9rem var(--sans); cursor: pointer; text-decoration: underline; padding: 0; }

/* Vertiefung */
.bs-el--vertiefung { border: 1px solid var(--line, #e3e1da); background: #fff; }
.bs-el--vertiefung summary { list-style: none; cursor: pointer; padding: 1.1rem 3rem 1.1rem 1.4rem; display: grid; gap: .2rem; position: relative; }
.bs-el--vertiefung summary::-webkit-details-marker { display: none; }
.bs-el--vertiefung summary::after { content: "+"; position: absolute; right: 1.2rem; top: 50%; transform: translateY(-50%); width: 1.8rem; height: 1.8rem; border-radius: 50%; display: grid; place-items: center; background: color-mix(in srgb, var(--el) 12%, #fff); color: var(--el); font: 600 1.2rem/1 var(--sans); transition: transform .25s; }
.bs-el--vertiefung[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.bs-el__sum { font: 700 1.15rem/1.35 var(--serif); }
.bs-el__body { padding: 0 1.4rem 1.3rem; }

/* Schritte */
.bs-el--schritte { padding: 1.5rem 1.6rem; background: color-mix(in srgb, var(--el) 5%, #fff); }
.bs-el.bs-el--schritte ol { list-style: none; counter-reset: s; margin: 0; padding: 0; }
.bs-el--schritte li { counter-increment: s; position: relative; padding: 0 0 1.2rem 3.2rem; margin: 0; }
.bs-el--schritte li::before { content: counter(s); position: absolute; left: 0; top: 0; width: 2.2rem; height: 2.2rem; border-radius: 50%; background: var(--el); color: #fff; display: grid; place-items: center; font: 700 .95rem var(--sans); }
.bs-el--schritte li:not(:last-child)::after { content: ""; position: absolute; left: 1.08rem; top: 2.4rem; bottom: .2rem; width: 2px; background: color-mix(in srgb, var(--el) 25%, #fff); }
.bs-el--schritte li:last-child { padding-bottom: 0; }
.bs-el--schritte li strong { display: block; font: 700 1.05rem/1.4 var(--sans); padding-top: .3rem; }
.bs-el--schritte li p { margin: .3rem 0 0; }

/* Vorher/Nachher */
.bs-el--vergleich { background: #fff; border: 1px solid var(--line, #e3e1da); overflow: hidden; }
.bs-cmp__tabs { display: flex; gap: 0; border-bottom: 1px solid var(--line, #e3e1da); }
.bs-cmp__tabs button { flex: 1; padding: .9rem; border: 0; background: #faf9f6; font: 700 .85rem var(--sans); letter-spacing: .06em; text-transform: uppercase; color: var(--muted, #5d6677); cursor: pointer; }
.bs-cmp__tabs button[aria-selected="true"] { background: #fff; color: var(--el); box-shadow: inset 0 -3px 0 var(--el); }
.bs-cmp__panes { display: grid; grid-template-columns: 1fr 1fr; }
.bs-cmp__pane { padding: 1.4rem 1.6rem; }
.bs-cmp__b { background: color-mix(in srgb, var(--el) 6%, #fff); }
[data-bs-compare].is-js .bs-cmp__panes { grid-template-columns: 1fr; }
[data-bs-compare].is-js .bs-cmp__pane { display: none; }
[data-bs-compare].is-js .bs-cmp__pane.is-on { display: block; animation: bs-fade .35s; }
[data-bs-compare].is-js .bs-cmp__pane .bs-el__label { display: none; }
[data-bs-compare]:not(.is-js) .bs-cmp__tabs { display: none; }
@keyframes bs-fade { from { opacity: 0; transform: translateY(4px); } }

/* In Kürze / Das nimmst du mit */
.bs-el--kurz, .bs-el--takeaways { padding: 1.5rem 1.7rem; background: #fff; border: 1px solid var(--line, #e3e1da); }
.bs-el--kurz { border-top: 4px solid var(--el); }
.bs-el--takeaways { background: color-mix(in srgb, var(--el) 7%, #fff); border-color: transparent; }
.bs-el.bs-el--kurz ul, .bs-el.bs-el--takeaways ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .55rem; }
.bs-el--kurz li, .bs-el--takeaways li { position: relative; padding-left: 1.9rem; margin: 0; }
.bs-el--kurz li::before { content: ""; position: absolute; left: .3rem; top: .62em; width: .55rem; height: .55rem; border-radius: 50%; background: var(--el); }
.bs-el--takeaways li::before { content: "✓"; position: absolute; left: 0; top: 0; width: 1.35rem; height: 1.35rem; margin-top: .15em; border-radius: 50%; background: var(--el); color: #fff; font-size: .75rem; display: grid; place-items: center; }

/* Inhaltsverzeichnis */
.bs-el--inhalt { padding: 1.2rem 1.5rem; background: #faf9f6; border: 1px solid var(--line, #e3e1da); }
.bs-el--inhalt ol { margin: .6rem 0 0; padding-left: 1.3rem; display: grid; gap: .25rem; }
.bs-el--inhalt a { color: var(--ink, #1d2433); text-decoration: none; border-bottom: 1px solid color-mix(in srgb, var(--el) 35%, transparent); }
.bs-el--inhalt a:hover { color: var(--el); }
.entry-content h2[id] { scroll-margin-top: 90px; }

/* Hirnregion */
.bs-el--hirnregion { padding: 1.5rem 1.6rem; background: #fff; border: 1px solid var(--line, #e3e1da); box-shadow: var(--shadow); }
.bs-el__head { display: flex; gap: 1rem; align-items: center; margin-bottom: 1rem; }
.bs-el__head svg { flex: none; width: 52px; height: 52px; padding: 8px; border-radius: 14px; background: color-mix(in srgb, var(--el) 10%, #fff); color: var(--el); }
.bs-el__head .bs-el__title { margin: .1rem 0 0; font-size: 1.45rem; }
.bs-el--hirnregion dl { margin: 0; display: grid; gap: .1rem; }
.bs-el--hirnregion dl > div { display: grid; grid-template-columns: 9rem 1fr; gap: 1rem; padding: .7rem 0; border-top: 1px solid var(--line, #e3e1da); }
.bs-el--hirnregion dt { font: 700 .74rem/1.6 var(--sans); letter-spacing: .08em; text-transform: uppercase; color: var(--muted, #5d6677); }
.bs-el--hirnregion dd { margin: 0; }
.bs-el--hirnregion dd p { margin: 0; }

/* Buch, Empfehlung, Newsletter */
.bs-el--buch { display: grid; grid-template-columns: 110px 1fr; gap: 1.4rem; align-items: center; padding: 1.4rem 1.6rem; background: linear-gradient(135deg, #10264a, #1b3a6b); color: #e6ebf5; }
.bs-el--buch img { width: 110px; border-radius: 6px; box-shadow: 0 14px 30px -10px rgba(0, 0, 0, .55); }
.bs-el--buch .bs-el__label { color: #ffd66b; }
.bs-el--buch .bs-el__title { color: #fff; }
.bs-el--buch .btn, .bs-el--newsletter .btn { margin-top: .9rem; }
.bs-el--empfehlung a { display: grid; grid-template-columns: 140px 1fr; gap: 1.2rem; align-items: center; padding: .8rem; border: 1px solid var(--line, #e3e1da); border-radius: inherit; background: #fff; color: var(--ink, #1d2433); text-decoration: none; transition: box-shadow .2s, transform .2s; }
.bs-el--empfehlung a:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.bs-el--empfehlung img { width: 140px; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 10px; }
.bs-el--empfehlung strong { display: block; font: 700 1.2rem/1.3 var(--serif); margin: .2rem 0; }
.bs-el__more { color: var(--el); font-weight: 600; font-size: .9rem; }
.bs-el--empfehlung a:not(:has(img)) { grid-template-columns: 1fr; padding: 1.2rem 1.4rem; }
.bs-el--newsletter { padding: 1.6rem 1.8rem; text-align: center; background: color-mix(in srgb, var(--el) 8%, #fff); border: 1px dashed color-mix(in srgb, var(--el) 45%, #fff); }
.bs-el--newsletter p { max-width: 34em; margin-inline: auto; }

@media (max-width: 640px) {
	.bs-el--mythos, .bs-cmp__panes { grid-template-columns: 1fr; }
	.bs-el--begriff dl { grid-template-columns: 1fr; gap: .4rem; }
	.bs-el--hirnregion dl > div { grid-template-columns: 1fr; gap: .2rem; }
	.bs-el--buch { grid-template-columns: 80px 1fr; }
	.bs-el--buch img { width: 80px; }
	.bs-el--empfehlung a { grid-template-columns: 96px 1fr; }
	.bs-el--empfehlung img { width: 96px; }
	.bs-el--zitat { padding-left: 3.2rem; }
}

/* Markierung im Text (Editor: „Markieren“) */
.entry-content mark { background: linear-gradient(transparent 52%, color-mix(in srgb, var(--c, #1b3a6b) 28%, transparent) 52%); color: inherit; padding: 0 .08em; }

/* Seitenumbruch: Teile-Navigation (ab 5.2.0) */
.bs-part { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem 1rem; align-items: center; margin: 0 0 2rem; padding: .8rem 1.1rem; border-radius: 12px; background: color-mix(in srgb, var(--c, #1b3a6b) 7%, #fff); font-size: .9rem; color: var(--muted, #5d6677); }
.bs-part a { color: var(--c, #1b3a6b); text-decoration: none; font-weight: 600; }
.bs-part b { color: var(--ink, #1d2433); }
.bs-pager { margin: 3rem 0 1rem; padding: 1.6rem; border-radius: 20px; background: #fff; border: 1px solid var(--line, #e3e1da); box-shadow: var(--shadow); position: relative; overflow: hidden; }
.bs-pager::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 4px; background: var(--strand); }
.bs-pager__head { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.2rem; }
.bs-pager__count { font: 700 .74rem/1 var(--sans); letter-spacing: .12em; text-transform: uppercase; color: var(--c, #1b3a6b); white-space: nowrap; }
.bs-pager__bar { flex: 1; display: flex; gap: 5px; }
.bs-pager__bar span { flex: 1; height: 6px; border-radius: 6px; background: var(--line, #e3e1da); }
.bs-pager__bar .is-done { background: color-mix(in srgb, var(--c, #1b3a6b) 45%, #fff); }
.bs-pager__bar .is-cur { background: var(--c, #1b3a6b); box-shadow: 0 0 0 3px color-mix(in srgb, var(--c, #1b3a6b) 18%, transparent); }
.bs-pager__links { display: grid; grid-template-columns: 1fr 1.4fr; gap: .8rem; }
.bs-pager__links a, .bs-pager__done { display: grid; gap: .3rem; padding: 1rem 1.2rem; border-radius: 14px; text-decoration: none; transition: transform .2s, box-shadow .2s, background .2s; }
.bs-pager__links small { font: 600 .78rem/1.2 var(--sans); letter-spacing: .02em; }
.bs-pager__links strong { font: 700 1.15rem/1.3 var(--serif); }
.bs-pager__prev { border: 1px solid var(--line, #e3e1da); color: var(--ink, #1d2433); }
.bs-pager__prev small { color: var(--muted, #5d6677); }
.bs-pager__prev:hover { background: #faf9f6; }
.bs-pager__next { background: linear-gradient(135deg, var(--c, #1b3a6b), color-mix(in srgb, var(--c, #1b3a6b) 55%, #10264a)); color: #fff; text-align: right; box-shadow: 0 14px 30px -16px color-mix(in srgb, var(--c, #1b3a6b) 80%, transparent); }
.bs-pager__next strong { color: #fff; }
.bs-pager__next small { color: rgba(255, 255, 255, .8); }
.bs-pager__next:hover { transform: translateY(-2px); color: #fff; }
.bs-pager__done { background: #eef8eb; text-align: right; color: #2f7a20; }
.bs-pager__done strong { color: var(--ink, #1d2433); }
.bs-pager__all { margin-top: 1rem; border-top: 1px dashed var(--line, #e3e1da); padding-top: .8rem; }
.bs-pager__all summary { cursor: pointer; font: 600 .86rem var(--sans); color: var(--muted, #5d6677); list-style: none; }
.bs-pager__all summary::-webkit-details-marker { display: none; }
.bs-pager__all summary::after { content: " ▾"; }
.bs-pager__all ol { list-style: none; margin: .8rem 0 0; padding: 0; display: grid; gap: .3rem; }
.bs-pager__all a { display: flex; align-items: center; gap: .7rem; padding: .45rem .5rem; border-radius: 10px; color: var(--ink, #1d2433); text-decoration: none; }
.bs-pager__all a:hover { background: #f6f4f0; }
.bs-pager__all a span { width: 1.7rem; height: 1.7rem; border-radius: 50%; display: grid; place-items: center; font: 700 .8rem var(--sans); border: 1.5px solid var(--line, #e3e1da); color: var(--muted, #5d6677); flex: none; }
.bs-pager__all [aria-current] a { font-weight: 700; }
.bs-pager__all [aria-current] a span { background: var(--c, #1b3a6b); border-color: var(--c, #1b3a6b); color: #fff; }
@media (max-width: 640px) { .bs-pager__links { grid-template-columns: 1fr; } .bs-pager__links > span:empty { display: none; } .bs-pager__next, .bs-pager__done { text-align: left; } }