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var(--border);border-radius:var(--radius-lg);padding:24px;margin-bottom:32px}.acte-label{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--blue);display:block;margin-bottom:6px}.acte-title{font-size:21px;font-weight:800;color:var(--text-1);letter-spacing:-.02em;margin-bottom:8px}.acte-desc{font-size:14px;color:var(--text-3);line-height:1.6;margin:0}.step-label-wrap{display:flex;align-items:baseline;gap:12px;margin-bottom:14px}.step-badge{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--blue);background:var(--blue-light);padding:3px 10px;border-radius:10px;white-space:nowrap}.step-title{font-size:22px;font-weight:700;color:var(--text-1);letter-spacing:-.02em;margin:0}.biomarker-grid{display:flex;flex-direction:column;gap:0;margin:20px 0}.guide-biomarker{border-left:3px solid var(--border);padding:0 0 22px 20px;margin-bottom:22px}.guide-biomarker h3{font-size:15px;font-weight:700;color:var(--text-1);margin-bottom:8px}.guide-biomarker p{font-size:14px;color:var(--text-2);line-height:1.7;margin-bottom:8px}.biomarker-target{background:var(--blue-light);border-radius:var(--radius-sm);padding:8px 12px;font-size:13px;color:var(--blue-dark);margin-bottom:0!important}.dexa-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:20px 0}.dexa-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px;box-shadow:var(--shadow)}.dexa-card-icon{font-size:22px;margin-bottom:8px;display:block}.dexa-card h4{font-size:14px;font-weight:700;color:var(--text-1);margin-bottom:8px}.dexa-card p{font-size:13px;color:var(--text-2);line-height:1.65;margin:0}.tool-cta-block{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px 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h4{font-size:14px;font-weight:700;color:var(--text-1);margin:0}.vo2-method p{font-size:13px;color:var(--text-2);line-height:1.65;margin:0}.basiques-grid{display:flex;flex-direction:column;gap:16px}.basique-card{display:flex;gap:20px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px 24px;box-shadow:var(--shadow)}.basique-num{font-size:28px;font-weight:800;color:var(--blue-mid);letter-spacing:-.04em;line-height:1;flex-shrink:0;width:36px;padding-top:2px}.basique-content h3{font-size:16px;font-weight:700;color:var(--text-1);margin-bottom:10px}.basique-content p{font-size:14px;color:var(--text-2);line-height:1.7;margin-bottom:10px}.basique-link{font-size:12px;font-weight:700;color:var(--blue);text-decoration:none;border:1.5px solid var(--blue-mid);border-radius:var(--radius-sm);padding:5px 12px;display:inline-block;transition:background .12s}.basique-link:hover{background:var(--blue-light)}.piege-list{display:flex;flex-direction:column;gap:14px}.piege-item{display:flex;align-items:flex-start;gap:16px;padding:16px 0;border-bottom:1px solid var(--border)}.piege-item:last-child{border-bottom:none}.piege-num{width:28px;height:28px;border-radius:50%;background:#fef2f2;border:1.5px solid #fca5a5;color:#b91c1c;font-size:13px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:2px}.piege-item h4{font-size:15px;font-weight:700;color:var(--text-1);margin-bottom:6px}.piege-item p{font-size:14px;color:var(--text-2);line-height:1.65;margin:0}.guide-tools-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:20px 0}.guide-tool-link{display:flex;flex-direction:column;align-items:center;gap:6px;padding:14px 8px;background:var(--surface);border:1px solid 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li{font-size:12px;color:var(--text-4);line-height:1.6;padding-left:14px;position:relative}.source-list li:before{content:"–";position:absolute;left:0;color:var(--text-4)}.guide-compare{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:16px 0}.compare-col{border-radius:var(--radius-md);padding:18px;text-align:center}.compare-col--bad{background:var(--red-light, #fef2f2);border:1px solid #fca5a5}.compare-col--good{background:var(--green-light);border:1px solid #6ee7b7}.compare-label{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-3);margin-bottom:6px}.compare-val{font-size:32px;font-weight:800;letter-spacing:-.03em;margin-bottom:6px}.compare-col--bad .compare-val{color:var(--red, #ef4444)}.compare-col--good .compare-val{color:var(--green)}.compare-desc{font-size:13px;color:var(--text-2);line-height:1.5}.guide-cadence-table-wrap{overflow-x:auto;margin:16px 0;border-radius:var(--radius-lg);border:1px solid var(--border);box-shadow:var(--shadow)}.guide-cadence-table{width:100%;border-collapse:collapse;font-size:13px}.guide-cadence-table th{background:var(--surface-2);padding:12px 16px;text-align:left;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--text-3);border-bottom:1px solid var(--border)}.guide-cadence-table td{padding:14px 16px;border-bottom:1px solid var(--border);color:var(--text-2);vertical-align:top;line-height:1.5}.guide-cadence-table tr:last-child td{border-bottom:none}.cadence-freq{display:inline-block;padding:3px 10px;border-radius:12px;font-size:11px;font-weight:700;white-space:nowrap}.cadence-daily{background:var(--blue-light);color:var(--blue)}.cadence-semi{background:var(--amber-light, #fef3c7);color:var(--amber, #d97706)}.cadence-annual{background:var(--orange-light, #fff7ed);color:var(--orange, #f97316)}.cadence-once{background:var(--purple-light, #f5f3ff);color:var(--purple, #7c3aed)}@media(max-width:640px){.guide-title{font-size:24px}.guide-tools-grid{grid-template-columns:repeat(2,1fr)}.dexa-grid,.guide-compare{grid-template-columns:1fr}.basique-card{flex-direction:column;gap:10px}.basique-num{font-size:22px}.tool-cta-block{flex-direction:column;align-items:flex-start}.step-label-wrap{flex-direction:column;align-items:flex-start;gap:6px}.step-title{font-size:19px}.guide-cadence-table{font-size:12px}.guide-cadence-table th,.guide-cadence-table td{padding:10px 12px}}