/* Thematische Priorisierung und zitierfähige Frage-Antwort-Bereiche – 2026-09-08 */
.book-focus-nav{padding:clamp(28px,5vw,58px) 0;background:linear-gradient(180deg,#081321 0%,#0b1726 100%);border-block:1px solid rgba(116,211,238,.16)}
.book-focus-head{max-width:850px;margin:0 auto 26px;text-align:center}
.book-focus-head h2,.book-qa-head h2{margin:.35rem 0 .75rem;text-wrap:balance}
.book-focus-head p,.book-qa-head>p{max-width:760px;margin-inline:auto;color:var(--muted,#c5ced8)}
.book-focus-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.book-focus-card{display:flex;min-height:190px;flex-direction:column;align-items:flex-start;padding:24px;border:1px solid rgba(116,211,238,.24);border-radius:24px;background:linear-gradient(145deg,rgba(18,31,47,.96),rgba(9,17,29,.96));color:inherit;text-decoration:none;box-shadow:0 18px 44px rgba(0,0,0,.22);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}
.book-focus-card:hover,.book-focus-card:focus-visible{transform:translateY(-3px);border-color:#70d9f4;box-shadow:0 22px 52px rgba(0,0,0,.32),0 0 0 1px rgba(112,217,244,.16)}
.book-focus-card.manipulation-focus{border-color:rgba(232,174,55,.42)}
.book-focus-card.manipulation-focus:hover,.book-focus-card.manipulation-focus:focus-visible{border-color:#f0bd4f}
.book-focus-label{font-size:.78rem;font-weight:800;letter-spacing:.11em;text-transform:uppercase;color:#7edff5}
.manipulation-focus .book-focus-label{color:#f2c75b}
.book-focus-card strong{display:block;margin:10px 0 8px;font-size:clamp(1.1rem,2vw,1.35rem);line-height:1.2}
.book-focus-card p{margin:0;color:var(--muted,#c5ced8);font-size:.96rem;line-height:1.55}
.book-focus-link{margin-top:auto;padding-top:16px;font-weight:800;color:#8ce6f8}
.manipulation-focus .book-focus-link{color:#f2c75b}

.book-qa{padding:clamp(54px,8vw,96px) 0;background:linear-gradient(180deg,rgba(6,13,23,.98),rgba(10,20,33,.98))}
.book-qa-head{max-width:900px;margin:0 auto 30px;text-align:center}
.book-qa-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;max-width:1120px;margin:0 auto}
.book-qa details{border:1px solid rgba(116,211,238,.24);border-radius:18px;background:rgba(17,29,44,.82);overflow:hidden}
.book-qa details[open]{border-color:rgba(116,211,238,.52);background:rgba(20,35,52,.94)}
.book-qa summary{position:relative;padding:20px 54px 20px 22px;cursor:pointer;font-size:1rem;font-weight:800;line-height:1.4;list-style:none}
.book-qa summary::-webkit-details-marker{display:none}
.book-qa summary::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);font-size:1.35rem;color:#75dff5}
.book-qa details[open] summary::after{content:"–"}
.book-qa details p{margin:0;padding:0 22px 22px;color:var(--muted,#d0d7df);line-height:1.65}
.book-qa-note{max-width:920px;margin:24px auto 0;padding:16px 20px;border-left:3px solid #e0b54b;background:rgba(224,181,75,.08);color:var(--muted,#d0d7df);font-size:.94rem;line-height:1.6}
.book-qa-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:28px}
.book-qa-actions .btn{min-height:56px;margin:0}

.book-choice{padding:clamp(52px,7vw,88px) 0;background:linear-gradient(180deg,rgba(8,17,29,.98),rgba(10,20,33,.98));border-block:1px solid rgba(116,211,238,.12)}
.book-choice-head{max-width:820px;margin:0 auto 28px;text-align:center}
.book-choice-head h2{margin:.35rem 0 .75rem;text-wrap:balance}
.book-choice-head p{color:var(--muted,#c5ced8)}
.book-choice-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.book-choice-card{display:flex;flex-direction:column;min-height:270px;padding:24px;border:1px solid rgba(116,211,238,.24);border-radius:22px;background:rgba(17,29,44,.86)}
.book-choice-card>span{color:#75dff5;font-size:.76rem;font-weight:900;letter-spacing:.1em;text-transform:uppercase}
.book-choice-card h3{margin:12px 0 10px;font-size:1.28rem}
.book-choice-card p{margin:0 0 20px;color:var(--muted,#c5ced8);line-height:1.6}
.book-choice-card a{margin-top:auto;color:#8ce7f7;font-weight:800;text-decoration:none}
.book-choice-card a:hover,.book-choice-card a:focus-visible{text-decoration:underline}
.book-method-card{max-width:1040px;margin:0 auto 30px;padding:clamp(24px,4vw,40px);border:1px solid rgba(116,211,238,.28);border-radius:24px;background:linear-gradient(135deg,rgba(17,29,44,.95),rgba(10,19,31,.95))}
.book-method-card h2{margin:.35rem 0 1rem;text-wrap:balance}
.book-method-card p{color:var(--muted,#d0d7df);line-height:1.7}
.book-method-card ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 24px;margin:22px 0 0;padding:0;list-style:none}
.book-method-card li{padding:12px 0;border-top:1px solid rgba(116,211,238,.16);line-height:1.5}

@media (max-width:820px){
  .book-focus-grid,.book-qa-grid,.book-choice-grid,.book-method-card ul{grid-template-columns:1fr}
  .book-focus-card{min-height:0}
  .book-choice-card{min-height:0}
  .book-qa summary{padding:18px 50px 18px 18px;font-size:.98rem}
  .book-qa details p{padding:0 18px 19px}
  .book-qa-actions{display:grid;grid-template-columns:1fr;max-width:520px;margin-inline:auto}
  .book-qa-actions .btn{width:100%;min-height:54px}
}
@media (prefers-reduced-motion:reduce){.book-focus-card{transition:none}.book-focus-card:hover,.book-focus-card:focus-visible{transform:none}}