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@media(max-width:600px){.context{gap:7px;max-width:calc(100% - 56px)}.context-dot{display:none}.track-selector>span{font-size:8px}.track-selector select{max-width:238px;font-size:10px;padding-inline-end:11px}.topbar{gap:8px}.bac-intro{padding:14px 0 25px}.bac-intro .eyebrow{font-size:8px;letter-spacing:1px}.bac-intro h1{font-size:34px;letter-spacing:-.8px;line-height:1.35;margin-top:17px}.bac-intro>p{font-size:12px}.bac-flow{gap:7px;font-size:9px;margin-top:19px}.bac-flow span{padding:8px 9px}.bac-flow i{font-size:10px}.track-card{padding:20px;grid-template-columns:1fr}.track-mark{grid-column:1;margin-bottom:18px}.track-card h2{font-size:21px}.track-card>p{font-size:12px;margin-bottom:18px}.track-facts{grid-column:1;grid-row:auto;border-inline-start:0;border-top:1px solid #e6ecdf;padding:17px 0;display:flex;flex-direction:row;align-items:center;gap:16px}.track-facts strong{font-size:27px}.track-facts span{max-width:180px;font-size:10px}.track-cta{grid-column:1;margin-top:4px}.science-feature{grid-template-columns:1fr;padding:23px;gap:20px}.science-feature h2{font-size:23px}.science-feature-stats{border-inline-start:0;border-top:1px solid #d5dfd0;padding:22px 0 4px}.science-feature-stats strong{font-size:39px}.science-feature-stats small{max-width:none}.science-about{padding:22px}.science-about h2{font-size:18px}.science-about p{font-size:11px}.science-tabs{margin-bottom:23px}.science-tabs a{font-size:10px;padding:10px 12px}.science-hero{padding:23px;border-radius:15px}.science-hero .eyebrow{font-size:8px}.science-hero h2{font-size:28px}.science-hero p{font-size:12px}.science-hero .subject-actions{gap:8px}.science-hero .button{font-size:10px;padding:12px 13px}.science-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.science-stats>div{padding:18px}.science-stats strong{font-size:25px}.science-stats span{font-size:10px}.science-count-note{font-size:10px}.science-duo{grid-template-columns:1fr}.science-filters{grid-template-columns:1fr 1fr;gap:13px;padding:17px}.science-filters .field{font-size:10px;padding:11px 9px}.science-filters label{font-size:10px}.science-filters .science-search{grid-column:1/-1}.science-catalog{grid-template-columns:1fr;gap:15px}.science-course-card{padding:21px}.science-course-card h3{font-size:16px}.science-course-card>p{font-size:12px}.science-card-meta{font-size:10px}.science-card-bottom{font-size:10px}.science-card-bottom .text-link{font-size:11px}.science-pagination{gap:6px;flex-wrap:wrap}.science-pagination .button{font-size:10px;padding:10px 9px}.science-pagination label{font-size:10px;gap:4px}.science-pagination .field{width:53px;padding:8px}.science-reader-head h1{font-size:24px}.science-reader{padding:21px}.science-reader h2{font-size:20px}.science-reader h3{font-size:16px}.science-reader p,.science-reader li{font-size:13px}.science-objectives,.science-key,.science-worked,.science-example{padding:18px}.science-objectives h2{font-size:17px}.science-objectives p,.science-objectives li{font-size:12px}.science-explanation{margin:26px 0}.science-aside{grid-template-columns:1fr}.science-learning-steps{display:grid;grid-template-columns:1fr}.science-learning-steps a{text-align:center;font-size:11px;padding:12px}.science-verdict{padding:15px}.science-verdict label{font-size:12px}.science-self-review .subject-actions{display:grid;grid-template-columns:1fr}.science-self-review .button{justify-content:center}.science-case{padding:17px}.science-scope{padding:17px;font-size:11px}.science-paper-intro,.science-paper-finish{padding:21px}.science-paper-intro p{font-size:11px}.science-common{grid-template-columns:1fr}.science-common .panel{padding:21px}.science-pack-controls{padding:21px}.science-pack-controls .field{font-size:11px;width:100%}.science-pack-list>.panel{padding:18px}.science-pack-list a{font-size:12px}.science-root code{font-size:8px}.science-lesson-next{flex-direction:column}.science-lesson-next a{max-width:100%}.science-all-tracks{margin-inline:15px}.science-tabs{scrollbar-width:none}}
@media print{.science-print-part{break-before:page}.science-print-part:first-of-type{break-before:auto}.science-print-item{break-before:page}.science-print-item:first-of-type{break-before:auto}.science-faq>*,.science-faq summary{display:block!important}.science-source-note a{word-break:break-word}.science-explanation,.science-key,.science-worked{break-inside:auto}}

.science-qcm-options{border:0;padding:0;margin:20px 0}.science-qcm-options legend{font-size:11px;color:#7e916e;margin-bottom:10px}.science-qcm-options label{display:flex;gap:12px;align-items:flex-start;padding:15px 17px;border:1px solid #dfe7d7;border-radius:9px;margin:10px 0;font-size:13px;line-height:1.8;color:#596f4e;cursor:pointer}.science-qcm-options input{margin-top:5px;flex-shrink:0}.science-qcm-options label.correct{background:#ecf4e7;border-color:#a9c49a}.science-qcm-options label.wrong{background:#fcf0e8;border-color:#dcbfa4}.science-qcm-options:disabled label{cursor:default;opacity:1}
@media(max-width:600px){.topbar .context{flex:1;min-width:0;max-width:none;margin-inline:0}.track-selector{width:100%}.track-selector select{width:100%;max-width:100%;min-width:0}.topbar .language-toggle,.topbar .search-trigger{flex-shrink:0}}

/* A distinct professional pathway within the shared learning shell. */
.track-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.track-logistique{--track-color:#a47956;--track-bg:#faf0e7;border-color:#e2d2bf}
.track-logistique .track-mark>span{letter-spacing:1.1px}
.logistics-hero{background:linear-gradient(110deg,#f5eee2,#f8f5ee);border-color:#e6d8c5}
.logistics-hero h2 em{font-style:normal;color:#9c744e}
.logistics-hero .orbit-label{color:#a47956}
.logistics-scope{background:#faf5ed;border-color:#e8dac6;color:#876c4e}
.logistics-extra-link{display:block;margin-top:18px}
.logistics-table-wrap{width:100%;overflow-x:auto;margin:22px 0}
.logistics-coverage{width:100%;border-collapse:collapse;font-size:12px;line-height:1.8;text-align:left}
.logistics-coverage th{padding:13px 15px;background:#f5efe5;color:#775b3f;font-weight:600;border-bottom:1px solid #dccbb6}
.logistics-coverage td{padding:15px;border-bottom:1px solid #e5e8de;vertical-align:top}
.logistics-coverage td:first-child{font-weight:600;width:28%}
.logistics-coverage td:last-child{width:100px}
.logistics-root .science-stats strong{color:#956f4b}
.science-average{padding:28px}.science-average-result{display:grid;gap:10px;padding:24px;border-radius:12px;background:#eff3e9}.science-average-result>strong{font-size:38px;line-height:1.2;color:#527047}.science-average-result strong small{font-size:18px;font-weight:400}.science-average-result>span{font-size:12px;color:#718660}.science-average-result p{font-size:12px;line-height:1.9;margin:0;color:#60764f}.science-grade-table{width:100%;border-collapse:collapse;font-size:12px;text-align:start}.science-grade-table th{padding:12px 8px;font-weight:500;color:#718360}.science-grade-table td{padding:8px}.science-grade-table .field{width:100%;min-width:0}.science-grade-table th:first-child{width:56%}.science-grade-table th:not(:first-child){width:22%}.science-average .course-note{font-size:11px;line-height:1.8;color:#738267}
@media(max-width:850px){.track-grid{grid-template-columns:1fr}}
@media(max-width:600px){.logistics-coverage{font-size:11px;min-width:450px}.logistics-coverage th,.logistics-coverage td{padding:10px}.logistics-table-wrap{max-width:100%}}
@media(max-width:600px){.science-average{padding:17px}.science-grade-table th{font-size:10px}.science-grade-table td{padding:5px 3px}.science-grade-table .field{font-size:11px;padding:10px 7px}.science-average-result{padding:19px}}