/* ===================================================================
   DAS BUCH — DIE TEXTBAUSTEINE

   Kapitelkopf, Überschrift, Initial, Zitat, Merkkasten, Verweis und
   die Autorenzeile am Ende.
   =================================================================== */

:root[data-thema] .buch-kicker {
    display: inline-block;
    margin-bottom: 1rem;
    color: var(--k-text-still);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

:root[data-thema] .kapitel-start .buch-kicker:not(.buch-kicker--lauf) {
    background-image: linear-gradient(var(--k-winkel),
            var(--k-verlauf-a) 0%, var(--k-verlauf-b) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

:root[data-thema] .buch-kicker--lauf {
    margin-bottom: 1.6rem;
    opacity: 0.75;
}

:root[data-thema] .buch-titel {
    margin-bottom: 1.8rem;
    font-family: 'Outfit', 'Inter', system-ui, sans-serif;
    font-size: clamp(1.7rem, 4.5vw, 2.5rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.18;
    color: var(--k-text);
}

:root[data-thema] .buch-dropcap {
    float: left;
    margin: 0.1em 0.12em -0.06em 0;
    font-family: 'Outfit', 'Inter', system-ui, sans-serif;
    font-size: 3.6rem;
    font-weight: 800;
    line-height: 0.82;
    background-image: linear-gradient(var(--k-winkel),
            var(--k-verlauf-a) 0%, var(--k-verlauf-b) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

:root[data-thema] .buch-quote {
    position: relative;
    margin: 2rem 0;
    padding: 1.8rem 1.8rem 1.8rem 2rem;
    border-width: 1px;
    border-style: solid;
    border-radius: var(--k-rund-gross);
    background: var(--k-vertieft);
    color: var(--k-text);
    font-size: 1.2rem;
    font-style: italic;
    line-height: 1.65;
    overflow: hidden;
}

:root[data-thema] .buch-quote::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background-image: linear-gradient(180deg,
            var(--k-verlauf-a) 0%, var(--k-verlauf-b) 100%);
    pointer-events: none;
}

:root[data-thema] .buch-quote--lila::before {
    background-image: linear-gradient(180deg,
            var(--k-verlauf-b) 0%, var(--k-verlauf-a) 100%);
}

:root[data-thema] .buch-box {
    position: relative;
    margin: 2rem 0;
    padding: 1.8rem;
    border-width: 1px;
    border-style: solid;
    border-radius: var(--k-rund-gross);
    background: var(--k-vertieft);
    overflow: hidden;
}

:root[data-thema] .buch-box::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 3px;
    background-image: var(--k-verlauf);
    pointer-events: none;
}

:root[data-thema] .buch-box__emoji {
    margin-bottom: 0.7rem;
    font-size: 2rem;
}

:root[data-thema] .buch-box h3 {
    margin-bottom: 0.7rem;
    color: var(--k-text);
    font-size: 1.2rem;
    font-weight: 700;
}

:root[data-thema] .buch-box p {
    margin-bottom: 0;
}

:root[data-thema] .buch-verweis {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--k-text-leise);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    transition: color var(--bew-schnell) var(--bew-beides);
}

:root[data-thema] .buch-verweis:hover,
:root[data-thema] .buch-verweis:focus-visible {
    color: var(--k-text);
    outline: none;
}

:root[data-thema] .buch-verweis.hat-pixelstrich {
    text-decoration: none;
}

:root[data-thema] .buch-autor {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    margin-top: 2.5rem;
    padding-top: 1.8rem;
    border-top: 1px solid var(--k-rand-dicke);
}

:root[data-thema] .buch-autor__kreis {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background-image: var(--k-verlauf);
    color: #fff;
    font-family: 'Outfit', 'Inter', system-ui, sans-serif;
    font-size: 1.3rem;
    font-weight: 800;
}

:root[data-thema] .buch-autor__name {
    color: var(--k-text);
    font-size: 1.1rem;
    font-weight: 700;
}

:root[data-thema] .buch-autor__rolle {
    color: var(--k-text-still);
    font-size: 0.88rem;
}