:root{font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color:#152033;background:#f4f7fb;font-size:16px;line-height:1.65}
*{box-sizing:border-box}body{margin:0;background:#f4f7fb}.reader{max-width:920px;margin:0 auto;padding:20px 18px 48px}
.source-head{background:#142235;color:#fff;border-radius:16px;padding:18px 20px;margin-bottom:18px;border-left:5px solid #e34b43}
.source-head p{margin:0 0 4px;color:#9cc5e6;font-size:.78rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.source-head h1{font-size:1.35rem;line-height:1.25;margin:0}.source-tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:12px}
.source-tag{font-size:.78rem;font-weight:750;background:#ffffff18;border:1px solid #ffffff35;border-radius:999px;padding:4px 9px}
.source-content{background:white;border:1px solid #dbe3ed;border-radius:16px;padding:22px;overflow:hidden}
.source-content img,.source-content svg{display:block;max-width:100%;height:auto;margin:16px auto}.source-page-image{width:100%;border:1px solid #d6dee8;border-radius:10px;box-shadow:0 4px 14px #15203318;background:#fff}
.training-back{display:inline-flex;align-items:center;gap:6px;margin:0 0 12px;color:#075fa7;font-weight:800;text-decoration:none;font-size:1rem}.training-back:hover{text-decoration:underline}
.source-page-image{cursor:zoom-in}.image-viewer{display:none;position:fixed;inset:0;z-index:1000;background:#101923ed;align-items:center;justify-content:center;overflow:hidden;touch-action:none}.image-viewer.is-open{display:flex}.image-viewer img{max-width:92vw;max-height:88vh;object-fit:contain;cursor:grab;user-select:none;transform-origin:center;box-shadow:0 10px 40px #0008}.image-viewer img:active{cursor:grabbing}.image-viewer-close{position:absolute;top:16px;right:20px;z-index:2;border:0;background:#ffffff22;color:#fff;border-radius:50%;width:42px;height:42px;font-size:2rem;line-height:1;cursor:pointer}.image-viewer-hint{position:absolute;bottom:18px;left:50%;transform:translateX(-50%);color:#fff;background:#0008;padding:8px 14px;border-radius:999px;font-size:.85rem;white-space:nowrap}.image-viewer-open{overflow:hidden}
.training-diagram{margin:14px auto 22px;padding:22px 18px;border:1px solid #cbd5e1;border-radius:14px;background:linear-gradient(145deg,#f8fbff,#eef4f9);color:#132b45}.training-diagram h3{text-align:center;font-size:clamp(1.2rem,3vw,1.8rem);margin:0 0 28px}.diagram-flow,.diagram-columns{display:grid;grid-template-columns:minmax(130px,1fr) 90px minmax(150px,1.2fr);align-items:center;gap:18px;max-width:760px;margin:auto}.diagram-box{padding:14px 12px;text-align:center;border:2px solid #36556f;border-radius:8px;background:#fff;font-weight:800;line-height:1.25;box-shadow:0 3px 8px #17355218}.diagram-arrows{display:flex;flex-direction:column;align-items:center;justify-content:space-around;height:100%;font-size:2.6rem;line-height:.8;color:#2b80b9}.diagram-options{display:flex;flex-direction:column;gap:22px;font-size:1.12rem;font-weight:700}.diagram-double-arrow{text-align:center;font-size:5rem;line-height:1;color:#2b80b9}.diagram-green{background:#079116;color:#071d0b;border-color:#075d10}.diagram-vehicles .diagram-options{gap:20px}.diagram-vehicles .diagram-options div{min-height:1.3em}@media(max-width:600px){.training-diagram{padding:18px 10px}.diagram-flow,.diagram-columns{grid-template-columns:minmax(95px,1fr) 48px minmax(110px,1.2fr);gap:8px}.diagram-options{font-size:.98rem;gap:16px}.diagram-double-arrow{font-size:3.6rem}}
.source-content table{width:100%;border-collapse:collapse;display:block;overflow-x:auto;margin:16px 0}
.source-content th,.source-content td{border:1px solid #cbd5e1;padding:8px;vertical-align:top}
.source-content [class*="bandeau"],.source-content [class*="titre-chapitre"]{font-weight:800}
.source-content [class*="bandeau"]{background:#eaf1f8;border-left:5px solid #e34b43;border-radius:10px;padding:12px 14px;margin:8px 0 18px}
.source-content [class*="titre-2"]{font-size:1.18rem;font-weight:800;color:#173552;margin:24px 0 8px}
.source-content [class*="titre-3"]{font-size:1.03rem;font-weight:750;color:#245a82;margin:18px 0 6px}
.source-content p{margin:8px 0}.source-content li{margin:6px 0}.source-content a{color:#075fa7;font-weight:650}
.ops-reader-document>header{background:linear-gradient(135deg,#142235 0%,#1d4661 100%);color:#fff;border-radius:16px;padding:22px 24px;margin-bottom:18px;border-left:6px solid #e34b43;box-shadow:0 8px 20px #15203320}.ops-reader-document>header h1{font-size:clamp(1.45rem,4vw,2.25rem);line-height:1.2;margin:0;font-weight:850;letter-spacing:-.02em}.ops-reader-document>header p{margin:0 0 8px;color:#ffd166;font-weight:850;text-transform:uppercase;letter-spacing:.12em;font-size:.78rem}.ops-reader-document .source-content{box-shadow:0 6px 18px #15203312}.ops-source-page{border-top:4px solid #2b80b9;padding:18px 0 22px;scroll-margin-top:18px}.ops-source-page:first-child{border-top:0;padding-top:0}.ops-source-page h2{display:inline-block;color:#fff;background:#2b80b9;border-radius:999px;padding:5px 14px;font-size:1rem;margin:0 0 12px;font-weight:850;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px}.ops-source-page p{font-size:1.02rem;line-height:1.72}.ops-reader-document .source-content strong,.ops-reader-document .source-content b{font-weight:850;color:#173552}.ops-reader-document .source-content em{color:#8a3d00;background:#fff3cd;padding:1px 4px;border-radius:4px}.ops-reader-document .source-content ul{padding-left:1.4rem}.ops-reader-document .source-content li::marker{color:#e34b43}
.media-missing{border:1px dashed #aebdca;background:#f7f9fb;color:#5f7080;border-radius:8px;padding:10px 12px;font-size:.85rem}
.source-focus{background:#fff0a8!important;outline:3px solid #e5a900;outline-offset:4px;border-radius:4px;scroll-margin-block:30vh}
.source-qcm-return{display:block;width:100%;margin:18px 0 24px;padding:13px 16px;border:1px solid #075fa7;border-radius:10px;background:#075fa7;color:#fff;font:700 1rem/1.2 system-ui,-apple-system,"Segoe UI",sans-serif;text-align:center;cursor:pointer}
.source-qcm-return:hover{background:#064f89}.source-qcm-return:focus-visible{outline:3px solid #e5a900;outline-offset:3px}
footer{font-size:.78rem;color:#63758a;text-align:center;padding:18px 8px}
@media(max-width:600px){.reader{padding:10px 8px 32px}.source-head{border-radius:12px;padding:15px}.source-content{border-radius:12px;padding:15px}.source-head h1{font-size:1.15rem}}

/* Les pages de documents simples utilisent aussi le thème sombre. */
.reader>header{background:linear-gradient(135deg,#1a2737,#203d58);color:#fff;border-radius:16px;padding:22px 24px;margin:0 0 18px;border-left:6px solid #e53935;box-shadow:0 8px 20px #0004}
.reader>header h1{line-height:1.2;margin:0;font-weight:850;letter-spacing:-.02em}
.reader>header p{margin:8px 0 0;color:#d7e3ef}
.reader .source-content h2,.reader .source-content h3{color:#f0f4fa}
.reader:not(.ops-reader-document) .source-content h2,.reader:not(.ops-reader-document) .source-content h3{color:#173552}

/* Harmonisation avec l’application Formation SP */
:root{color:#f0f4fa;background:#141b26}body{background:#141b26;color:#f0f4fa}.reader{padding-top:16px}.training-back{color:#82c4f8}.ops-reader-document>header{background:linear-gradient(135deg,#1a2737,#203d58);border-left-color:#e53935}.ops-reader-document .source-content{background:#1a2737;border-color:rgba(255,255,255,.15);box-shadow:0 6px 18px #0004}.ops-reader-document .source-content h2,.ops-reader-document .source-content h3{color:#f0f4fa}.ops-reader-document .source-content p,.ops-reader-document .source-content li{color:#d7e3ef}.ops-reader-document .source-content a{color:#82c4f8}.ops-reader-document .source-content strong,.ops-reader-document .source-content b{color:#f0f4fa}.ops-reader-document .source-content [class*="titre-2"]{color:#9ccdf5}.ops-reader-document .source-content [class*="titre-3"]{color:#a9d7fa}.ops-reader-document .source-content [class*="bandeau"]{background:#203d58;color:#f0f4fa}.ops-reader-document .source-content th,.ops-reader-document .source-content td{border-color:#58748c}.ops-reader-document .ops-source-page{border-top-color:#2b80b9}

/* Une page source est une carte autonome : aucune image ne peut élargir le lecteur. */
.ops-reader-document .source-content{display:grid;gap:20px;padding:0;background:transparent;border:0;box-shadow:none;overflow:visible}.ops-source-page{min-width:0;background:#203d58;border:1px solid rgba(255,255,255,.16);border-radius:14px;padding:14px;box-shadow:0 6px 18px #0003}.ops-source-page:first-child{padding-top:14px}.ops-source-page .source-page-image{display:block;width:auto;max-width:100%;height:auto;margin:0 auto;border-radius:8px}@media(max-width:600px){.ops-reader-document .source-content{gap:14px}.ops-source-page,.ops-source-page:first-child{border-radius:12px;padding:10px}.ops-source-page h2{margin-bottom:9px;font-size:.92rem}}