.sg-blog-hero{background:linear-gradient(120deg,#e9f5fd,#f8fbff);padding:62px 0 54px;border-bottom:1px solid #d7e8f2}
.sg-blog-hero h1{font-size:clamp(2.4rem,5vw,4.35rem);line-height:1.1;max-width:900px;margin:14px 0 20px}
.sg-blog-hero p{font-size:1.08rem;max-width:810px;line-height:1.76;color:#435e77}
.sg-blog-kicker{display:block;font-size:.8rem;letter-spacing:.15em;color:#1273aa;font-weight:850;text-transform:uppercase}
.sg-blog-breadcrumb{font-size:.89rem;margin:0 0 24px;color:#53718b}
.sg-blog-breadcrumb a{color:#0a6699}
.sg-blog-list{padding:58px 0 74px}
.sg-blog-intro{max-width:760px;line-height:1.78;font-size:1.06rem;margin-bottom:29px;color:#4e637a}
.sg-blog-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.sg-blog-card{background:#fff;border:1px solid #d9e7ef;box-shadow:0 9px 25px rgba(15,47,76,.05);border-radius:16px;padding:26px;display:flex;flex-direction:column}
.sg-blog-card:first-child{grid-column:span 2;background:#f1f8fe}
.sg-blog-card h2{font-size:1.6rem;line-height:1.27;margin:13px 0 14px}
.sg-blog-card h2 a{text-decoration:none;color:#183553}
.sg-blog-card h2 a:hover{text-decoration:underline;color:#086da7}
.sg-blog-card p{line-height:1.75;color:#516981;flex:1}
.sg-blog-card-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid #dce9f3;padding-top:16px;font-size:.9rem}
.sg-blog-card-meta a{font-weight:800;color:#0869a6}
.sg-blog-article{padding:54px 0 76px}
.sg-blog-columns{display:grid;grid-template-columns:minmax(0,760px) minmax(210px,1fr);gap:52px;align-items:start}
.sg-blog-content{font-size:1.04rem;line-height:1.82;color:#30465d}
.sg-blog-content section h2{font-size:clamp(1.5rem,2.6vw,1.94rem);line-height:1.25;margin:42px 0 16px;scroll-margin-top:100px}
.sg-blog-content section p{line-height:1.85;margin-bottom:20px}
.sg-blog-toc{position:sticky;top:24px;border:1px solid #d6e6f2;background:#f4faff;padding:24px;border-radius:15px}
.sg-blog-toc strong{display:block;color:#17496d;margin-bottom:15px}
.sg-blog-toc ol{padding-left:18px;margin:0}
.sg-blog-toc li{font-size:.88rem;margin:0 0 12px;line-height:1.56}
.sg-blog-toc a{color:#245b81;text-decoration:none}
.sg-blog-toc a:hover{text-decoration:underline}
.sg-blog-contact{padding:28px;margin:42px 0 28px;background:#edf7fd;border:1px solid #b8dceb;border-radius:16px}
.sg-blog-contact h2{font-size:1.65rem;margin:0 0 15px}
.sg-blog-contact p{line-height:1.72}
.sg-blog-contact a{display:inline-block;margin:5px 10px 0 0;padding:11px 18px;color:#fff;background:#1676b2;border-radius:9px;text-decoration:none;font-weight:800}
.sg-blog-contact a.sg-blog-alternative{color:#146a9d;background:#fff;border:1px solid #b8dceb}
.sg-blog-questions h2{font-size:1.55rem;margin-top:45px}
.sg-blog-questions details{padding:16px 0;border-bottom:1px solid #dce9f2}
.sg-blog-questions summary{font-weight:750;cursor:pointer;color:#1d4f77}
.sg-blog-questions p{margin:12px 0 0}
.sg-blog-source{margin-top:35px;padding-top:20px;border-top:1px solid #dce9f2;font-size:.9rem;color:#64778c}
.sg-blog-source a{color:#086ba5}
.sg-blog-related{background:#f5f9fc;padding:42px 0 54px}
.sg-blog-related h2{font-size:1.65rem}
.sg-blog-related a{display:inline-block;margin:8px 18px 6px 0;color:#086da5;font-weight:760}
@media(max-width:900px){.sg-blog-columns{grid-template-columns:1fr;gap:20px}.sg-blog-toc{position:static;order:-1}}
@media(max-width:650px){.sg-blog-hero{padding:38px 0}.sg-blog-hero h1{font-size:2.28rem}.sg-blog-hero p{font-size:1rem}.sg-blog-list{padding:34px 0}.sg-blog-cards{grid-template-columns:1fr}.sg-blog-card:first-child{grid-column:span 1}.sg-blog-card{padding:21px}.sg-blog-article{padding:24px 0 50px}.sg-blog-content{font-size:1rem}.sg-blog-content section h2{margin-top:30px}.sg-blog-toc{padding:20px}}

/* SmartGeek | Tuiles photographiques et images des articles — 2026-10-27 */
.sg-blog-cards{grid-template-columns:repeat(6,minmax(0,1fr));gap:22px}
.sg-blog-card{grid-column:span 2;position:relative;padding:23px;overflow:hidden;transition:transform .2s ease,box-shadow .2s ease}
.sg-blog-card:first-child{grid-column:span 2;background:#fff}
.sg-blog-card:nth-child(4),.sg-blog-card:nth-child(5){grid-column:span 3}
.sg-blog-card:hover,.sg-blog-card:focus-within{transform:translateY(-3px);box-shadow:0 19px 40px rgba(15,47,76,.12)}
.sg-blog-card-image{display:block;margin:-23px -23px 22px;aspect-ratio:16/9;overflow:hidden;background:#dcebf4}
.sg-blog-card-image img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .25s ease}
.sg-blog-card:hover .sg-blog-card-image img{transform:scale(1.035)}
.sg-blog-card .sg-blog-kicker{font-size:.74rem;letter-spacing:.12em;color:#17689c}
.sg-blog-card h2{font-size:clamp(1.19rem,1.6vw,1.5rem);line-height:1.3;margin:12px 0}
.sg-blog-card p{font-size:.96rem;line-height:1.65;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;overflow:hidden;margin-bottom:22px}
.sg-blog-card-meta{margin-top:auto}
.sg-blog-card-meta a{font-weight:850}
.sg-blog-hero-image{max-width:1160px;margin:0 auto;padding:0 28px}
.sg-blog-hero-image img{display:block;width:100%;aspect-ratio:16/9;height:auto;object-fit:cover;border-radius:17px;border:1px solid #d9e8f2;box-shadow:0 14px 40px rgba(20,50,70,.09)}
.sg-blog-hero-image figcaption{font-size:.78rem;color:#6b7d91;margin-top:10px;text-align:right}
.sg-blog-article{padding-top:35px}
@media(max-width:940px){.sg-blog-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.sg-blog-card,.sg-blog-card:first-child,.sg-blog-card:nth-child(4),.sg-blog-card:nth-child(5){grid-column:span 1}}
@media(max-width:650px){.sg-blog-cards{grid-template-columns:1fr;gap:16px}.sg-blog-card,.sg-blog-card:first-child,.sg-blog-card:nth-child(4),.sg-blog-card:nth-child(5){grid-column:span 1}.sg-blog-card{padding:21px}.sg-blog-card-image{margin:-21px -21px 18px}.sg-blog-card h2{font-size:1.3rem}.sg-blog-hero-image{padding:0 16px}.sg-blog-hero-image img{border-radius:12px}.sg-blog-article{padding-top:22px}}