.student-app{--student-muted:#596a61;background:#f7f7f0;min-height:100vh}.student-header{border-bottom:1px solid #dfe3d7;justify-content:space-between;align-items:center;gap:28px;max-width:1440px;min-height:88px;margin:auto;padding:18px 5%;display:flex}.student-header .brand{white-space:nowrap;gap:10px}.student-header .student-brand-mark{color:#fffef9;background:#245d4a;border-radius:11px 11px 11px 3px;place-items:center;width:33px;height:37px;font:italic 600 30px Lora Variable,serif;display:grid}.student-header nav{align-items:center;gap:28px;display:flex}.nav-select{flex-direction:column;gap:2px;display:flex}.nav-select>span{text-transform:uppercase;letter-spacing:.13em;color:var(--student-muted);font-size:10px;font-weight:700}.nav-select select{color:var(--ink);cursor:pointer;background:0 0;border:0;max-width:220px;padding:3px 22px 3px 0;font-size:12px;font-weight:700}.student-nav-link{border-left:1px solid var(--line);align-items:center;gap:8px;padding-left:28px;font-size:12px;font-weight:700;text-decoration:none;display:flex}.student-shell{max-width:1200px;margin:auto;padding:0 40px}.student-hero{grid-template-columns:1.15fr 1fr;align-items:center;gap:70px;padding:65px 0 70px;display:grid}.hero-kicker{letter-spacing:.14em;color:#42604d;align-items:center;gap:9px;font-size:10px;font-weight:800;display:flex}.hero-kicker>span{background:#658356;border-radius:50%;width:6px;height:6px;box-shadow:0 0 0 4px #e5eadb}.hero-copy h1{letter-spacing:-.055em;margin:23px 0;font-size:clamp(2.8rem,4.9vw,4.25rem);line-height:1.12}.hero-copy h1 em{color:#487354;font-weight:400}.hero-copy>p{color:var(--student-muted);margin-bottom:28px;font-size:15px;line-height:1.95}.hero-actions{flex-wrap:wrap;align-items:center;gap:18px;display:flex}.hero-actions .button{border-radius:7px;align-items:center;gap:12px;padding:13px 18px;font-size:12px;text-decoration:none;display:inline-flex}.hero-secondary{align-items:center;gap:8px;font-size:11px;font-weight:700;text-decoration:none;display:flex}.hero-reassurance{color:var(--student-muted);align-items:center;gap:8px;margin-top:22px;font-size:10px;display:flex}.starting-point{background:#edf0e3;border:1px solid #d5ddc9;border-radius:18px;padding:25px 27px 0;position:relative;box-shadow:0 12px 35px #30483206}.starting-point-top{justify-content:space-between;align-items:center;gap:12px;display:flex}.starting-point .eyebrow{letter-spacing:.12em;font-size:9px}.small-symbol{color:#526648;border:1px solid #c9d2bf;border-radius:50%;place-items:center;width:29px;height:29px;font-size:10px;display:grid}.starting-point h2{margin:14px 0 4px;font-size:29px;line-height:1.22}.groups-illustration{width:100%;max-height:145px;display:block}.starting-equation{text-align:center;letter-spacing:3px;font-family:Lora Variable,serif;font-size:30px;line-height:1.2}.starting-equation span{color:#6e8065}.starting-point>p{text-align:center;color:#54674c;margin:13px 0 23px;font-size:11px}.starting-lesson{border-top:1px solid #cfd8c2;align-items:center;gap:12px;padding:17px 0;display:flex}.starting-lesson>div{flex:1}.starting-lesson strong{font-size:12px;display:block}.starting-lesson span{color:#54674c;font-size:10px}.starting-lesson a{border:1px solid #c9d3bd;border-radius:50%;place-items:center;width:32px;height:32px;display:grid}.student-section-heading{justify-content:space-between;align-items:end;gap:24px;margin-bottom:25px;display:flex}.student-section-heading .eyebrow{letter-spacing:.16em;color:#526c58;font-size:9px}.student-section-heading h2{margin:9px 0 0;font-size:29px}.student-section-heading>a{white-space:nowrap;align-items:center;gap:10px;font-size:11px;text-decoration:none;display:flex}.theme-section{border-top:1px solid #dce2d2;padding-top:32px}.theme-grid{grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;display:grid}.theme-tile{text-align:left;color:var(--ink);background:#fffef9;border:1px solid #dfe3d7;border-radius:10px;padding:18px 15px;transition:background .15s,border-color .15s;position:relative}.theme-tile:hover,.theme-tile[aria-pressed=true]{background:#edf1e6;border-color:#72916a}.theme-symbol{background:var(--theme-tint,#e8ecdf);width:37px;height:37px;color:var(--theme-ink,#406547);border-radius:10px;place-items:center;margin-bottom:16px;font-family:Georgia,serif;font-size:25px;display:grid}.theme-tile strong{font-size:12px;display:block}.theme-tile>span:last-of-type{color:var(--student-muted);margin-top:6px;font-size:9px;display:block}.theme-arrow{color:#7a8977;width:13px;position:absolute;top:22px;right:12px}.theme-nombres{--theme-tint:#e7ecd9;--theme-ink:#4c6843}.theme-algebre{--theme-tint:#f2e5d3;--theme-ink:#8c6130}.theme-fonctions{--theme-tint:#e2e9ee;--theme-ink:#49687e}.theme-geometrie{--theme-tint:#ece5ef;--theme-ink:#796284}.theme-statistiques{--theme-tint:#e0ebe4;--theme-ink:#3b715c}.theme-probabilites{--theme-tint:#f3e4dc;--theme-ink:#96694f}.path-section{margin-top:62px;scroll-margin-top:24px}.student-chip{white-space:nowrap;color:#4d674f;background:#f2f4ea;border:1px solid #d5ddcd;border-radius:30px;align-items:center;padding:5px 10px;font-size:10px;display:inline-flex}.path-layout{grid-template-columns:1.8fr 1fr;gap:24px;display:grid}.path-card{background:#fffef9;border:1px solid #dce2d2;border-radius:12px;overflow:hidden}.path-card-heading{border-bottom:1px solid #e4e7dd;align-items:center;gap:17px;padding:24px;display:flex}.path-number{color:#507049;background:#e9eddf;border-radius:12px;flex-shrink:0;place-items:center;width:51px;height:59px;font-family:Lora Variable,serif;font-size:24px;display:grid}.path-card-heading .eyebrow{font-size:8px}.path-card-heading h3{margin:3px 0 5px;font-family:Lora Variable,serif;font-size:22px;font-weight:500}.path-card-heading p{color:var(--student-muted);margin:0;font-size:10px}.lesson-path{margin:0;padding:8px 24px;list-style:none}.lesson-path li{align-items:center;gap:17px;padding:19px 0;display:flex;position:relative}.lesson-path li:not(:last-child):after{content:"";background:#dce2d1;width:1px;height:calc(100% - 40px);position:absolute;top:56px;left:15px}.step-marker{color:#68775c;background:#f3f4ec;border:1px solid #dce1d2;border-radius:50%;flex-shrink:0;place-items:center;width:32px;height:32px;font-size:10px;display:grid}.path-available .step-marker{color:#fff;background:#2f664d;border-color:#2f664d}.lesson-path li>div{flex:1;min-width:0}.step-reference{color:#6c795f;font-size:9px;display:block}.lesson-path a,.lesson-path strong{align-items:center;gap:8px;font-size:12px;font-weight:700;text-decoration:none;display:flex}.lesson-path a:hover{text-decoration:underline}.lesson-path p{color:var(--student-muted);margin:3px 0 0;font-size:10px}.availability{color:#666e5e;white-space:nowrap;background:#f1f1e9;border-radius:4px;padding:3px 8px;font-size:9px}.availability.available{color:#42623d;background:#e8eee0}.path-note{color:#566747;background:#f6f7ef;align-items:flex-start;gap:8px;margin:0;padding:15px 24px;font-size:10px;display:flex}.path-note svg{flex-shrink:0}.learning-aside{background:#eeeede;border:1px solid #e1e2cf;border-radius:12px;padding:28px}.learning-aside>.eyebrow{font-size:9px}.learning-aside>h3{margin:12px 0 20px;font-family:Lora Variable,serif;font-size:24px;font-weight:500;line-height:1.3}.track-switch{background:#e2e5d6;border-radius:7px;gap:4px;padding:4px;display:flex}.track-switch button{color:#56634c;background:0 0;border:0;border-radius:4px;flex:1;justify-content:center;align-items:center;gap:7px;padding:8px 5px;font-size:11px;font-weight:700;display:flex}.track-switch button[aria-pressed=true]{color:#2c5540;background:#fffef9;box-shadow:0 1px 3px #30432a14}.learning-aside>p{color:#59674d;margin:17px 0;font-size:11px;line-height:1.8}.learning-method{grid-template-columns:24px 1fr;align-items:start;gap:14px 10px;padding-top:6px;display:grid}.learning-method>span{color:#6f7d5d;border-bottom:1px solid #bdc8aa;padding-bottom:3px;font-size:10px}.learning-method strong{font-size:11px}.learning-method p{color:#5e6e51;margin:2px 0 0;font-size:10px}.learning-aside .aside-footnote{border-top:1px solid #d3d9c3;margin-bottom:0;padding-top:16px;font-size:10px}.student-catalogue{margin:60px 0;scroll-margin-top:24px}.student-search{color:#73806b;background:#fffef9;border:1px solid #d6ddcf;border-radius:7px;align-items:center;gap:8px;padding:10px 13px;display:flex}.student-search input{color:var(--ink);background:0 0;border:0;width:210px;min-width:0;font-size:11px}.catalogue-summary{justify-content:space-between;align-items:baseline;gap:14px;margin-bottom:17px;display:flex}.catalogue-summary p{color:var(--student-muted);margin:0;font-size:11px}.clear-filters{color:var(--brand);background:0 0;border:0;font-size:10px;text-decoration:underline}.student-course-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;display:grid}.student-course{color:var(--ink);background:#fffef9;border:1px solid #dce1d3;border-radius:12px;flex-direction:column;padding:22px;text-decoration:none;transition:box-shadow .15s;display:flex}.student-course:hover{border-color:#9ba98e;box-shadow:0 6px 22px #31432b10}.student-course-top{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.course-symbol{background:var(--theme-tint,#e6ecdf);color:var(--theme-ink,#526c46);border-radius:11px;place-items:center;width:49px;height:49px;font-family:Georgia,serif;font-size:30px;display:grid}.student-course>.eyebrow{color:#627454;font-size:8px}.student-course h3{margin:9px 0;font-family:Lora Variable,serif;font-size:22px;font-weight:500;line-height:1.3}.student-course>p{color:var(--student-muted);flex:1;font-size:11px;line-height:1.8}.student-course-bottom{border-top:1px solid #e5e7de;justify-content:space-between;gap:12px;margin-top:12px;padding-top:15px;font-size:10px;display:flex}.student-course-bottom>span{align-items:center;gap:6px;display:flex}.student-course-bottom>span:last-child{color:var(--brand);font-weight:700}.student-empty{text-align:center;color:#526b49;background:#f2f4e9;border:1px dashed #bac7ac;border-radius:12px;padding:35px}.student-empty h3{margin:12px 0 8px;font-size:16px}.student-empty p,.student-empty .button{font-size:12px}.daily-preview{border-top:1px solid #dce1d3;border-bottom:1px solid #dce1d3;align-items:center;gap:23px;margin-bottom:55px;padding:25px 28px;display:flex}.daily-icon{color:#6e7658;background:#e9eadb;border-radius:50%;flex-shrink:0;place-items:center;width:55px;height:55px;display:grid}.daily-preview>div:nth-child(2){flex:1}.daily-preview .eyebrow{font-size:8px}.daily-preview h2{margin:7px 0;font-size:23px}.daily-preview p{color:var(--student-muted);margin:0;font-size:11px}.student-footer{justify-content:space-between;align-items:center;gap:20px;max-width:1200px;margin:auto;padding:0 40px 30px;display:flex}.student-footer p{color:var(--student-muted);margin:0;font-size:10px}.student-footer>a:last-child{color:var(--student-muted);font-size:10px;text-decoration:none}@media (width>=1400px){.student-hero{gap:100px}}@media (width<=1000px){.student-shell{padding:0 28px}.student-hero{gap:35px}.hero-actions{gap:16px}.theme-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.theme-tile{padding:16px}.theme-symbol{margin-bottom:10px}.path-layout{grid-template-columns:1.6fr 1fr;gap:16px}.learning-aside{padding:22px}.lesson-path{padding:8px 18px}.lesson-path li{gap:10px}.student-course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=720px){.student-header{flex-wrap:wrap;gap:16px;padding:16px 22px}.student-header nav{flex-wrap:wrap;justify-content:space-between;gap:16px;width:100%}.student-nav-link{border:0;padding-left:0;font-size:11px}.nav-select select{max-width:175px;font-size:11px}.student-shell{padding:0 22px}.student-hero{grid-template-columns:1fr;gap:30px;padding:38px 0}.hero-copy h1{max-width:540px;font-size:clamp(2.9rem,10vw,4rem)}.hero-copy>p{font-size:14px}.starting-point{justify-self:center;width:100%;max-width:500px}.starting-point h2{font-size:28px}.groups-illustration{max-height:130px}.student-section-heading{flex-wrap:wrap;gap:15px}.student-section-heading h2{font-size:27px}.theme-grid{gap:10px}.theme-tile strong{font-size:11px}.theme-tile{padding:13px 10px}.theme-arrow{display:none}.path-section{margin-top:40px}.path-layout{grid-template-columns:1fr}.learning-aside{padding:24px}.learning-aside>h3 br{display:none}.learning-method{grid-template-columns:24px 1fr}.student-search,.student-search input{width:100%}.student-catalogue{margin:40px 0}.daily-preview{flex-wrap:wrap;gap:15px;padding:24px 0}.daily-preview>div:nth-child(2){flex:calc(100% - 70px);min-width:0}.daily-preview>.student-chip{margin-left:70px}.daily-preview h2{font-size:21px}.student-footer{flex-wrap:wrap;gap:12px;padding:0 22px 25px}.student-footer p{flex-basis:100%;order:3}}@media (width<=440px){.student-header nav{column-gap:10px}.student-nav-link{width:100%}.hero-actions{flex-direction:column;align-items:flex-start}.hero-reassurance{align-items:flex-start}.hero-reassurance svg{flex-shrink:0}.student-course-grid{grid-template-columns:1fr}.lesson-path li{flex-wrap:wrap;padding:16px 0}.lesson-path li>div{flex-basis:calc(100% - 42px)}.availability{margin-left:42px}.lesson-path li:not(:last-child):after{height:calc(100% - 36px)}.path-card-heading{gap:12px;padding:20px 16px}.path-card-heading h3{font-size:20px}.catalogue-summary{flex-wrap:wrap;gap:8px}.student-empty{padding:28px 18px}}@media (prefers-reduced-motion:reduce){.student-app *{scroll-behavior:auto!important;transition:none!important}}