.section .section-head{margin-left:auto;margin-right:auto}.bu-checker-section{background:var(--bg-cream);padding:80px 0}.bu-checker-wrap{max-width:860px;margin:0 auto;padding:0 32px}.bu-checker-card{background:var(--surface-paper);border:1px solid var(--line);border-radius:var(--radius-md);padding:40px}.bu-checker-head{display:flex;align-items:center;gap:20px;margin-bottom:28px;padding-bottom:28px;border-bottom:1px solid var(--line)}.bu-checker-icon{width:52px;height:52px;border-radius:14px;background:var(--teal);color:var(--ink-inverse);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}.bu-checker-title{font-family:var(--font-display);font-size:24px;font-weight:600;letter-spacing:-.022em;line-height:1.2;margin:0 0 4px}.bu-checker-sub{font-size:14px;color:var(--ink-soft);margin:0;line-height:1.5}.bu-checker-help{font-size:14px;color:var(--ink-soft);margin:0 0 18px;line-height:1.55}.bu-checker-tiles{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;margin-bottom:24px}.bu-checker-tile{text-align:left;background:var(--bg-cream-soft);border:1px solid var(--line);border-radius:var(--radius);padding:18px;cursor:pointer;transition:all .2s cubic-bezier(.2,0,0,1);font-family:var(--font-sans);color:var(--ink);display:flex;flex-direction:column;gap:8px}.bu-checker-tile:hover{border-color:var(--teal);transform:translateY(-2px);box-shadow:var(--shadow-whisper)}.bu-checker-tile[aria-selected=true]{border-color:var(--teal);background:var(--teal-pale);box-shadow:0 0 0 1px var(--teal)}.bu-checker-tile-num{font-family:var(--font-mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--teal);font-weight:600}.bu-checker-tile-text{font-size:14px;line-height:1.45;color:var(--ink)}.bu-checker-result{background:var(--bg-deep);color:var(--ink-inverse);border-radius:var(--radius);padding:28px;border:1px solid var(--line-dark-strong);opacity:0;transform:translateY(8px);transition:opacity .32s,transform .32s}.bu-checker-result.visible{opacity:1;transform:translateY(0)}.bu-checker-status{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;font-weight:600;margin-bottom:12px}.bu-checker-status:before{content:"";width:8px;height:8px;border-radius:999px;background:currentColor}.bu-checker-status.emerald{color:var(--teal-glow)}.bu-checker-status.amber{color:#e6b663}.bu-checker-status.orange{color:#e59154}.bu-checker-result h4{font-family:var(--font-display);font-size:22px;font-weight:600;letter-spacing:-.022em;line-height:1.2;margin:0 0 10px}.bu-checker-result h4 em{font-family:var(--font-accent);color:var(--teal-glow);font-style:italic;font-weight:600;font-size:1.08em}.bu-checker-result p{font-size:14px;color:var(--ink-inverse-soft);line-height:1.6;margin:0 0 16px}.bu-checker-result-actions{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-top:4px}.bu-checker-result-note{font-size:12px;font-style:italic;color:var(--ink-inverse-faint);border-left:2px solid var(--line-dark-strong);padding-left:12px;margin-bottom:16px;line-height:1.55}.bu-checker-disclaimer{font-size:12px;color:var(--ink-faint);margin-top:18px;line-height:1.5}.bu-preistreiber-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:1100px;margin:0 auto}.bu-preistreiber-card{background:var(--surface-paper);border:1px solid var(--line);border-radius:var(--radius-md);padding:36px;transition:all .2s cubic-bezier(.2,0,0,1)}.bu-preistreiber-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-soft);border-color:#0e5e5540}.bu-preistreiber-label{font-family:var(--font-mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--teal);font-weight:600;margin-bottom:12px}.bu-preistreiber-title{font-family:var(--font-display);font-size:19px;font-weight:600;letter-spacing:-.02em;line-height:1.2;margin:0 0 12px;color:var(--ink)}.bu-preistreiber-body{font-size:14px;line-height:1.65;color:var(--ink-soft);margin:0}.bu-vw-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;max-width:760px;margin:0 auto 32px}.bu-vw-card{border-radius:var(--radius-md);padding:28px;border:2px solid var(--line)}.bu-vw-card.bu-vw-bad{border-color:#9b3a2e4d;background:#9b3a2e0a}.bu-vw-card.bu-vw-good{border-color:#0e5e554d;background:var(--teal-pale)}.bu-vw-label{font-family:var(--font-mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;font-weight:600;margin-bottom:16px}.bu-vw-bad .bu-vw-label{color:var(--crimson)}.bu-vw-good .bu-vw-label{color:var(--teal)}.bu-vw-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}.bu-vw-list li{font-size:14px;color:var(--ink-soft);padding-left:22px;position:relative;line-height:1.5}.bu-vw-list li:before{content:"";position:absolute;left:0;top:7px;width:14px;height:14px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center}.bu-vw-bad .bu-vw-list li:before{background:var(--crimson-pale);content:"✗";font-size:10px;font-weight:700;color:var(--crimson);padding-left:3px;padding-top:1px}.bu-vw-good .bu-vw-list li:before{background:var(--teal-pale);content:"✓";font-size:10px;font-weight:700;color:var(--teal);padding-left:3px;padding-top:1px}.bu-klauseln-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;max-width:1100px;margin:0 auto}.bu-klausel-card{background:var(--surface-paper);border:1px solid var(--line);border-left:3px solid var(--teal);border-radius:var(--radius-md);padding:32px;position:relative;overflow:hidden;transition:all .2s cubic-bezier(.2,0,0,1)}.bu-klausel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-soft)}.bu-klausel-num{font-family:var(--font-mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--teal);font-weight:600;margin-bottom:8px}.bu-klausel-title{font-family:var(--font-display);font-size:18px;font-weight:600;letter-spacing:-.02em;line-height:1.2;margin:0 0 12px;color:var(--ink)}.bu-klausel-body{font-size:14px;line-height:1.65;color:var(--ink-soft);margin:0}.bu-fehler-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;max-width:1100px;margin:0 auto}.bu-fehler-card{background:var(--surface-paper);border:1px solid var(--line);border-radius:var(--radius-md);padding:36px;position:relative;overflow:hidden;transition:all .2s cubic-bezier(.2,0,0,1)}.bu-fehler-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-soft);border-color:#0e5e5540}.bu-fehler-num{font-family:var(--font-accent);font-style:italic;font-size:64px;font-weight:600;letter-spacing:-.04em;line-height:1;color:var(--teal);opacity:.22;margin-bottom:8px}.bu-fehler-title{font-family:var(--font-display);font-size:20px;font-weight:600;letter-spacing:-.02em;line-height:1.2;margin:0 0 12px;color:var(--ink)}.bu-fehler-body{font-size:14px;line-height:1.65;color:var(--ink-soft);margin:0}.bu-stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:1100px;margin:0 auto 36px}.bu-stat-card{background:var(--surface-paper);border:1px solid var(--line);border-radius:var(--radius-md);padding:36px;text-align:center;transition:all .2s cubic-bezier(.2,0,0,1)}.bu-stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-soft)}.bu-stat-big{font-family:var(--font-display);font-size:clamp(36px,2rem + 1.5vw,52px);font-weight:700;color:var(--teal);line-height:1;margin-bottom:10px;letter-spacing:-.03em}.bu-stat-label{font-size:14px;color:var(--ink-soft);line-height:1.5}.bu-ablauf-magazine{display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px;max-width:1200px;margin:0 auto}.bu-ablauf-steps{grid-column:1 / 3;display:grid;grid-template-columns:1fr 1fr;gap:20px}.bu-ablauf-photo-col{grid-column:3;border-radius:var(--radius-md);overflow:hidden;min-height:500px;position:relative;background:var(--bg-deep)}.bu-ablauf-photo-col img{width:100%;height:100%;object-fit:cover;object-position:center top;display:block}.bu-ablauf-photo-caption{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(to top,#0b1f23eb,#0b1f2300);padding:56px 24px 24px}.bu-ablauf-photo-caption p{font-family:var(--font-accent);font-style:italic;font-size:15px;line-height:1.5;margin:0 0 10px;color:var(--ink-inverse-soft)}.bu-ablauf-photo-caption span{font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--teal-glow)}.bu-ablauf-card{background:var(--surface-paper);border:1px solid var(--line);border-radius:var(--radius-md);padding:32px;transition:all .2s 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12px;color:var(--ink)}.bu-ablauf-card-body{font-size:13.5px;line-height:1.65;color:var(--ink-soft);margin:0;flex:1}.bu-personas-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:1200px;margin:0 auto}.bu-persona-card{background:var(--surface-paper);border:1px solid var(--line);border-radius:var(--radius-md);padding:32px;display:flex;flex-direction:column;transition:all .2s cubic-bezier(.2,0,0,1)}.bu-persona-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-soft);border-color:#0e5e5540}.bu-persona-card.featured{background:var(--bg-deep);color:var(--ink-inverse);border-color:var(--bg-deep);position:relative;overflow:hidden}.bu-persona-card.featured:before{content:"";position:absolute;inset:0;background:radial-gradient(500px 300px at 100% 0%,rgba(26,138,124,.2),transparent 70%);pointer-events:none}.bu-persona-card.featured>*{position:relative;z-index:1}.bu-persona-icon{width:44px;height:44px;border-radius:10px;background:var(--teal-pale);color:var(--teal);display:inline-flex;align-items:center;justify-content:center;margin-bottom:20px}.bu-persona-card.featured .bu-persona-icon{background:#2db3a02e;color:var(--teal-glow)}.bu-persona-tag{display:inline-block;font-family:var(--font-mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--teal-glow);font-weight:500;margin-bottom:12px}.bu-persona-title{font-family:var(--font-display);font-size:20px;font-weight:600;letter-spacing:-.02em;line-height:1.2;margin:0 0 12px}.bu-persona-card.featured .bu-persona-title{color:var(--ink-inverse)}.bu-persona-body{font-size:14px;line-height:1.65;color:var(--ink-soft);margin:0 0 22px;flex:1}.bu-persona-card.featured .bu-persona-body{color:var(--ink-inverse-soft)}.bu-bedenken-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;max-width:1000px;margin:0 auto}.bu-bedenken-card{border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--line);display:flex;flex-direction:column;transition:all .2s cubic-bezier(.2,0,0,1)}.bu-bedenken-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift)}.bu-bedenken-concern{background:var(--bg-deep);padding:28px 32px;display:flex;flex-direction:column;position:relative;overflow:hidden}.bu-bedenken-label{font-family:var(--font-mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--teal-glow);font-weight:500;margin-bottom:14px}.bu-bedenken-question{font-family:var(--font-accent);font-style:italic;font-size:18px;font-weight:500;color:var(--ink-inverse);line-height:1.38;margin:0;letter-spacing:-.01em}.bu-bedenken-answer{background:var(--surface-paper);border-top:3px solid var(--teal);padding:24px 32px 28px;flex:1}.bu-bedenken-body{font-size:14px;color:var(--ink-soft);line-height:1.65;margin:0}.bu-visual-break{height:360px;position:relative;overflow:hidden;background:var(--bg-deep)}.bu-visual-break-img{width:100%;height:100%;object-fit:cover;object-position:center 35%;opacity:.38;display:block}.bu-visual-break-overlay{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:0 32px;background:linear-gradient(to right,#0b1f238c,#0b1f232e,#0b1f238c)}.bu-visual-break-mark{font-family:var(--font-mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--teal-glow);margin-bottom:20px}.bu-visual-break-quote{font-family:var(--font-accent);font-style:italic;font-size:clamp(22px,1.4rem + 1vw,36px);color:var(--ink-inverse);max-width:28ch;line-height:1.28;letter-spacing:-.022em;margin:0 0 20px}.bu-visual-break-byline{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-inverse-soft)}@media(max-width:1100px){.bu-ablauf-magazine{grid-template-columns:1fr 1fr}.bu-ablauf-steps{grid-column:1 / 3}.bu-ablauf-photo-col{grid-column:1 / 3;grid-row:2;min-height:280px}.bu-personas-grid{grid-template-columns:1fr 1fr}.bu-bedenken-grid{grid-template-columns:1fr;max-width:720px}}@media(max-width:900px){.bu-checker-tiles,.bu-preistreiber-grid,.bu-klauseln-grid,.bu-fehler-grid,.bu-stats-grid,.bu-vw-grid,.bu-ablauf-magazine,.bu-ablauf-steps{grid-template-columns:1fr}.bu-ablauf-photo-col{grid-column:auto;grid-row:auto;min-height:260px}.bu-personas-grid{grid-template-columns:1fr}}@media(max-width:640px){.bu-visual-break{height:280px}.bu-bedenken-grid{grid-template-columns:1fr}}