/* DELTA-SIERRA V21.21 — Page auteur / identité numérique */
.about-page-v2121 .seo-main{max-width:1120px}
.about-page-v2121 .about-lead{font-size:1.08rem;line-height:1.8;color:#314155}
.about-page-v2121 .about-kicker{display:inline-flex;align-items:center;gap:.5rem;font-size:.78rem;font-weight:850;letter-spacing:.08em;text-transform:uppercase;color:#8b6327;margin:0 0 8px}
.about-page-v2121 .about-summary-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:20px}
.about-page-v2121 .about-summary-card{border:1px solid rgba(11,39,71,.13);border-radius:13px;background:linear-gradient(180deg,#fff,#f7fafc);padding:20px}
.about-page-v2121 .about-summary-card strong{display:block;color:#0b2747;font-size:1.02rem;margin-bottom:6px}
.about-page-v2121 .about-summary-card p{margin:0;color:#526174;line-height:1.6}
.about-page-v2121 .about-timeline{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:20px}
.about-page-v2121 .about-timeline article{position:relative;border:1px solid rgba(11,39,71,.12);border-left:4px solid #b98a3d;border-radius:10px;background:#f8fafc;padding:18px 20px}
.about-page-v2121 .about-timeline time{display:block;font-weight:900;color:#8f6426;letter-spacing:.03em;margin-bottom:5px}
.about-page-v2121 .about-timeline h3{margin:0 0 6px!important;color:#0b2747;font-size:1.08rem}
.about-page-v2121 .about-timeline p{margin:0;color:#536173;line-height:1.62}
.about-page-v2121 .about-project-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:18px}
.about-page-v2121 .about-project-card{display:flex;flex-direction:column;min-height:170px;border:1px solid rgba(11,39,71,.14);border-radius:13px;background:#fff;padding:20px;text-decoration:none;color:#334257;box-shadow:0 8px 24px rgba(11,39,71,.05);transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease}
.about-page-v2121 .about-project-card:hover,.about-page-v2121 .about-project-card:focus-visible{transform:translateY(-3px);box-shadow:0 13px 30px rgba(11,39,71,.11);border-color:#b98a3d;outline:none}
.about-page-v2121 .about-project-card strong{color:#0b2747;font-size:1.08rem;margin-bottom:8px}
.about-page-v2121 .about-project-card span{line-height:1.6;color:#59697b}
.about-page-v2121 .about-project-card em{font-style:normal;font-weight:850;color:#8b6327;margin-top:auto;padding-top:13px}
.about-page-v2121 .about-book-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:18px}
.about-page-v2121 .about-book-card{overflow:hidden;border:1px solid rgba(11,39,71,.14);border-radius:13px;background:#fff;text-decoration:none;color:#334257;box-shadow:0 7px 22px rgba(11,39,71,.05)}
.about-page-v2121 .about-book-card img{display:block;width:100%;height:auto;aspect-ratio:1200/630;object-fit:cover;background:#0b2747}
.about-page-v2121 .about-book-card div{padding:16px 18px}
.about-page-v2121 .about-book-card strong{display:block;color:#0b2747;margin-bottom:6px}
.about-page-v2121 .about-book-card span{display:block;color:#5b6875;line-height:1.5}
.about-page-v2121 .about-social-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin-top:18px}
.about-page-v2121 .about-social-card{display:grid;grid-template-columns:46px minmax(0,1fr);gap:12px;align-items:center;border:1px solid rgba(11,39,71,.14);border-radius:12px;background:#f7fafc;padding:16px;text-decoration:none;color:#334257;transition:background .16s ease,border-color .16s ease,transform .16s ease}
.about-page-v2121 .about-social-card:hover,.about-page-v2121 .about-social-card:focus-visible{background:#fff;border-color:#b98a3d;transform:translateY(-2px);outline:none}
.about-page-v2121 .about-social-icon{display:grid;place-items:center;width:46px;height:46px;border-radius:12px;background:#0b2747;color:#fff;font-weight:900;font-size:1rem;line-height:1;text-align:center}
.about-page-v2121 .about-social-copy strong{display:block;color:#0b2747;margin-bottom:3px}
.about-page-v2121 .about-social-copy span{display:block;color:#5b6875;line-height:1.45;font-size:.93rem}
.about-page-v2121 .about-professional{border:1px solid rgba(185,138,61,.38);border-left:5px solid #b98a3d;background:#fbf7ee;border-radius:12px;padding:22px 24px}
.about-page-v2121 .about-professional p:last-child{margin-bottom:0}
.about-page-v2121 .about-contact{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:16px}
.about-page-v2121 .about-contact a{font-weight:850}
.about-page-v2121 .about-note{font-size:.92rem;color:#667386}
.about-page-v2121 .author-opening__copy .about-identity-line{font-size:.96rem;color:#ead7ad;font-weight:750;margin-top:-4px}
@media(max-width:900px){.about-page-v2121 .about-summary-grid,.about-page-v2121 .about-project-grid,.about-page-v2121 .about-book-grid,.about-page-v2121 .about-social-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:620px){.about-page-v2121 .about-summary-grid,.about-page-v2121 .about-timeline,.about-page-v2121 .about-project-grid,.about-page-v2121 .about-book-grid,.about-page-v2121 .about-social-grid{grid-template-columns:1fr}.about-page-v2121 .about-project-card{min-height:0}.about-page-v2121 .about-professional{padding:19px}.about-page-v2121 .about-social-card{grid-template-columns:42px minmax(0,1fr)}.about-page-v2121 .about-social-icon{width:42px;height:42px}}
@media(prefers-reduced-motion:reduce){.about-page-v2121 .about-project-card,.about-page-v2121 .about-social-card{transition:none}.about-page-v2121 .about-project-card:hover,.about-page-v2121 .about-project-card:focus-visible,.about-page-v2121 .about-social-card:hover,.about-page-v2121 .about-social-card:focus-visible{transform:none}}