/* Le body reste hors des conteneurs de défilement pour permettre le sommaire sticky. */
body.elf-hachette-dossier{overflow:visible}
.hd-dossier{max-width:1500px;padding-top:25px;padding-bottom:65px;color:#20364b}.hd-breadcrumb{font-size:.9rem;display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}.hd-hero{background:linear-gradient(120deg,#12334d,#1f506f);color:#fff;border-radius:22px;padding:clamp(25px,4vw,60px);display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:45px;margin-bottom:45px}.hd-hero h1{color:#fff;font-size:clamp(2rem,3.7vw,3.6rem);line-height:1.12;max-width:850px;margin:16px 0 22px}.hd-kicker{text-transform:uppercase;letter-spacing:.1em;font-size:.76rem;font-weight:700;margin-bottom:12px}.hd-hero .hd-kicker{color:#eed19a}.hd-lead{font-size:1.16rem;line-height:1.7;max-width:830px}.hd-byline{font-size:.85rem;color:#d9e5ee;margin-top:20px}.hd-hero a{color:#fff}.hd-hero-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:25px}.hd-hero-links a{border:1px solid #8ba9bd;border-radius:6px;padding:9px 14px;font-weight:600;font-size:.86rem}.hd-hero-key{border-left:3px solid #d9b86d;padding:15px 0 15px 25px;align-self:center}.hd-hero-key strong{display:block;font-size:3rem;line-height:1.2;margin:12px 0;color:#f2d49b}.hd-hero-key>span{display:block}.hd-hero-key p{font-size:.9rem;line-height:1.6;margin:16px 0}.hd-small-label{font-size:.8rem;text-transform:uppercase;letter-spacing:.06em}.hd-layout{display:grid;grid-template-columns:270px minmax(0,1fr);gap:45px;align-items:start}.hd-toc{position:sticky;top:var(--hd-header-offset,145px);font-size:.88rem;line-height:1.5}.hd-toc details{background:#eef3f7;border:1px solid #d3dfe8;border-radius:12px;padding:18px}.hd-toc summary{font-weight:700;cursor:pointer}.hd-toc ol{max-height:calc(100vh - var(--hd-header-offset,145px) - 85px);overflow-y:auto;padding-left:20px;margin:16px 0 0}.hd-toc li{padding:6px 0}.hd-toc a{text-decoration:none}.hd-toc a:hover{text-decoration:underline}.hd-body{min-width:0}.hd-body p{line-height:1.85;margin:0 0 19px}.hd-body h2{font-size:clamp(1.5rem,2.2vw,2rem);line-height:1.25;color:#143a56;margin:0 0 20px}.hd-body h3{font-size:1.3rem;line-height:1.4;color:#173e5b;margin:25px 0 16px}.hd-body h4{font-size:1.05rem;margin:24px 0 14px}.hd-intro{font-weight:600;color:#3e5a70}.hd-essentiel{background:#edf5f6;border-left:4px solid #3f7d82;border-radius:10px;padding:26px;margin-bottom:40px}.hd-essentiel h2{font-size:1.2rem}.hd-essentiel p{margin-bottom:0}.hd-chapter{padding:15px 0 35px;margin-bottom:30px;border-bottom:1px solid #d6e0e9;scroll-margin-top:var(--hd-header-offset,145px)}.hd-citations{font-size:.81rem;color:#52687a;margin-top:22px!important;line-height:1.7!important}.hd-citations a{text-decoration:underline;text-underline-offset:3px}.hd-figure{margin:28px 0 14px}.hd-figure img{display:block;width:100%;height:auto;border-radius:16px}.hd-figure figcaption{font-size:.8rem;line-height:1.65;color:#52687a;padding:14px 5px}.hd-figure figcaption a{white-space:normal}.hd-small-note{font-size:.8rem;color:#52687a}.hd-scenario{padding:0 0 0 23px;border-left:3px solid #d8ba79;margin:27px 0}.hd-calculator{background:#edf4f8;border:1px solid #c8dbe8;border-radius:15px;padding:28px;margin:30px 0}.hd-calculator h3{margin-top:10px}.hd-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:20px 0}.hd-fields label{display:block;font-weight:600;font-size:.9rem;margin-bottom:8px}.hd-fields input{display:block;width:100%;padding:12px;border:1px solid #9eb7c9;border-radius:6px;background:#fff;color:#19324c}.hd-calculator button{border:0;border-radius:7px;background:#184765;color:#fff;padding:12px 20px;font-weight:600}.hd-result{font-weight:700;color:#174d64;background:#fff;padding:15px;border-radius:8px;margin-top:20px!important}.hd-error{color:#9e2626;margin-top:16px!important}.hd-faq details{border:1px solid #cddbe6;border-radius:10px;margin:12px 0;background:#fff}.hd-faq summary{padding:18px 22px;cursor:pointer;font-weight:600;line-height:1.5;color:#173e5b}.hd-faq details[open]{background:#f5f8fa}.hd-faq details>div{padding:0 22px 5px}.hd-sources ol{padding-left:25px}.hd-sources li{padding:10px 0 12px;line-height:1.7}.hd-sources li p{font-size:.8rem;color:#52687a;margin:5px 0 0}.hd-further{padding:30px;background:#edf3f8;border-radius:14px}.hd-further li{margin-bottom:12px;line-height:1.7}.hd-dossier a{overflow-wrap:anywhere}.hd-dossier a:focus-visible,.hd-dossier button:focus-visible,.hd-dossier summary:focus-visible,.hd-dossier input:focus-visible{outline:3px solid #a87920;outline-offset:4px}
@media(min-width:1500px){.hd-body>section>p,.hd-scenario>p{max-width:910px}}
@media(max-width:1100px){.hd-layout{grid-template-columns:220px minmax(0,1fr);gap:25px}.hd-hero{grid-template-columns:minmax(0,1fr) 230px;gap:25px}.hd-hero-key strong{font-size:2.4rem}}
@media(max-width:767px){.hd-dossier{padding-top:18px}.hd-hero{grid-template-columns:minmax(0,1fr);gap:20px;border-radius:14px;margin-bottom:25px}.hd-hero-key{padding:10px 0 10px 18px}.hd-hero-key strong{font-size:2.5rem}.hd-layout{display:block}.hd-toc{position:static;margin-bottom:30px}.hd-toc ol{max-height:none}.hd-body p{line-height:1.8}.hd-calculator,.hd-further{padding:21px}.hd-fields{grid-template-columns:minmax(0,1fr)}.hd-chapter{margin-bottom:20px;padding-bottom:25px}.hd-essentiel{padding:22px}.hd-scenario{padding-left:16px}}
@media print{.hd-toc,.hd-hero-links,.hd-calculator form,.hd-figure figcaption a{display:none}.hd-layout{display:block}.hd-hero{background:#fff;color:#173e5b;border:1px solid #9eb7c9}.hd-hero h1,.hd-hero a,.hd-hero-key strong,.hd-hero .hd-kicker,.hd-byline{color:#173e5b}.hd-faq details>div{display:block}.hd-chapter{break-inside:auto}.hd-figure{break-inside:avoid}.hd-dossier{max-width:none}}

/* Le thème partagé impose ces couleurs avec !important ; correction limitée au bandeau sombre. */
@media screen{.hd-dossier .hd-hero :is(h1,p,a){color:#fff!important}
.hd-dossier .hd-hero .hd-kicker{color:#eed19a!important}
.hd-dossier .hd-hero .hd-lead{font-size:1.12rem!important}}

.hd-example{margin:26px 0;padding:20px 24px;border-left:3px solid #bac9d4;background:#f0f3f5;scroll-margin-top:var(--hd-header-offset,145px)}
.hd-example h3{margin:0 0 16px;font-size:1.1rem}.hd-example .hd-kicker{font-size:.75rem}.hd-example p:last-child{margin-bottom:0}.hd-example .hd-citations{font-size:.8rem}
@media(max-width:767px){.hd-example{padding:18px;margin:22px 0}}

.hd-reading-paths{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:25px}.hd-reading-paths a{padding:9px 14px;border:1px solid #b5c9d8;border-radius:6px;background:#fff;font-size:.86rem}.hd-table-scroll{max-width:100%;overflow-x:auto;margin:25px 0;border:1px solid #c9d8e3;border-radius:10px}.hd-table{width:100%;border-collapse:collapse;font-size:.92rem;margin:0}.hd-table caption{caption-side:top;padding:18px;background:#edf3f8;color:#19324c;font-weight:600;text-align:left}.hd-table th,.hd-table td{padding:13px 15px;border-bottom:1px solid #d6e0e9;text-align:left;vertical-align:top;line-height:1.7}.hd-table thead th{background:#e4edf4;color:#19324c}.hd-table tbody th{font-weight:600;min-width:110px}.hd-table tbody tr:nth-child(even){background:#f4f7f9}.hd-table-scroll:focus-visible{outline:3px solid #a87920;outline-offset:4px}
@media(max-width:767px){.hd-table{min-width:530px}.hd-table th,.hd-table td{padding:11px}.hd-reading-paths{display:grid;grid-template-columns:minmax(0,1fr)}}

.hd-toc-tools{margin-top:16px}.hd-toc-tools label{display:block;font-size:.8rem;font-weight:600;margin-bottom:7px}.hd-toc-tools input{width:100%;min-width:0;border:1px solid #9db6c9;border-radius:6px;padding:9px;background:#fff;color:#19324c}.hd-toc-tools button{margin-top:8px;border:1px solid #a5bccd;border-radius:5px;padding:6px 10px;background:#fff;font-size:.8rem;color:#19324c}.hd-toc-tools p{font-size:.76rem;margin:8px 0 0;line-height:1.5}.hd-toc ol{max-height:calc(100vh - var(--hd-header-offset,145px) - 220px)}
@media(max-width:767px){.hd-toc ol{max-height:none}}

.hd-book-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:24px}.hd-book-card{padding:24px;background:#fff;border:1px solid #cbd9e4;border-radius:13px;min-width:0}.hd-book-top{display:grid;grid-template-columns:120px minmax(0,1fr);gap:19px;align-items:start;margin-bottom:22px}.hd-book-cover{margin:0}.hd-book-cover img{display:block;width:120px;height:178px;object-fit:contain;background:#f3f6f8}.hd-book-top h4{margin:8px 0 12px;font-size:1.12rem;line-height:1.4}.hd-book-top p{font-size:.85rem;line-height:1.5;margin:0 0 10px}.hd-book-top .hd-kicker{font-size:.7rem}.hd-book-card h5{font-size:1rem;line-height:1.5;margin:22px 0 12px}.hd-book-card>p{line-height:1.75}.hd-book-metadata{font-size:.85rem;line-height:1.6}.hd-book-metadata>div{padding:7px 0;border-bottom:1px solid #e1e8ed}.hd-book-metadata dt{font-weight:600}.hd-book-metadata dd{margin:2px 0 0;overflow-wrap:anywhere}.hd-book-card .hd-book-credit{font-size:.73rem;line-height:1.5;color:#556c80}.hd-book-card .hd-book-source{font-size:.8rem;line-height:1.6}.hd-book-cover-fallback{font-size:.8rem;line-height:1.5}.hd-book-tools{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr) auto;gap:12px;align-items:end;background:#edf3f8;padding:18px;border-radius:10px;margin:22px 0 14px}.hd-book-tools label{display:block;font-weight:600;font-size:.83rem;margin-bottom:8px}.hd-book-tools input,.hd-book-tools select{width:100%;min-width:0;padding:10px;border:1px solid #a8bdce;background:#fff;border-radius:6px}.hd-book-tools button{padding:11px;border:1px solid #a8bdce;border-radius:6px;background:#fff;color:#173e5b}.hd-book-tools[hidden],.hd-book-card[hidden]{display:none}
@media(min-width:1800px){.hd-book-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.hd-book-top{grid-template-columns:100px minmax(0,1fr);gap:14px}.hd-book-cover img{width:100px;height:150px}}
@media(max-width:1000px){.hd-book-grid{grid-template-columns:minmax(0,1fr)}}
@media(max-width:767px){.hd-book-card{padding:19px}.hd-book-top{grid-template-columns:100px minmax(0,1fr);gap:14px}.hd-book-cover img{width:100px;height:150px}.hd-book-tools{grid-template-columns:minmax(0,1fr)}}

.hd-book-cover img[hidden]{display:none}