/* Épopée : carnet de terrain, objets et atlas. */
body{background:#f3f7f4}.workspace{min-width:0}.editorial-heading{align-items:flex-end;margin-bottom:30px}.editorial-heading h1{font-size:44px;letter-spacing:-1.8px}.editorial-heading p{font-size:14px}.editorial-heading .eyebrow{display:block;font-size:10px;letter-spacing:1.8px}.heading-dot{color:#00a87b}.sidebar-volume{margin:auto 12px;padding:28px 0}.sidebar-volume>span{font-size:9px;letter-spacing:1.8px;color:var(--muted)}.sidebar-volume>strong{display:block;font-size:14px;font-weight:550;margin-top:12px}.sidebar-volume>p{font-size:11px;margin:6px 0 14px}.sidebar-volume .text-button{margin-top:15px;font-size:11px}.mini-progress{height:3px;background:#deebe4;overflow:hidden;width:100%}.mini-progress>span{height:100%;display:block;background:var(--green)}.button{border-radius:7px}.button.primary,.button.gold,.button.secondary{box-shadow:none}.text-button{font-size:12px;gap:8px}.text-button .icon{width:17px;height:17px}.stats>span:first-child,.stats>span:nth-child(2){color:var(--green-text)}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}textarea,select{font:inherit;color:inherit}textarea:focus-visible,select:focus-visible{outline:2px solid var(--green);outline-offset:4px}select{border:1px solid var(--line);border-radius:5px;padding:9px 30px 9px 12px;background:white;max-width:100%}

/* Parcours : une prochaine étape claire, puis un choix de questions. */
.home-feature{display:grid;grid-template-columns:minmax(0,1fr) 285px;border-radius:10px;overflow:hidden;background:white;border:1px solid var(--line)}.home-hero{height:425px;border-radius:0}.home-hero .hero-content{padding:35px}.home-hero h2{font-size:43px;line-height:1.08;margin:24px 0 16px;letter-spacing:-1.3px}.home-hero p{font-size:13px;line-height:1.7;margin-bottom:23px}.home-hero .hero-shade{background:linear-gradient(90deg,#043f2fe8,#054e37aa 50%,#054e3720)}.home-hero>img{object-position:64% center}.next-lesson-panel{padding:32px 28px;display:flex;flex-direction:column;align-items:flex-start}.next-lesson-panel>.eyebrow{font-size:9px;letter-spacing:1.4px}.next-lesson-number{font-family:var(--display);font-size:64px;line-height:1;letter-spacing:-3px;color:#0f8462;margin:24px 0}.next-lesson-number small{font:13px var(--font);color:var(--muted);letter-spacing:0}.next-lesson-panel h2{font-size:27px;letter-spacing:-.6px;margin-bottom:10px}.next-lesson-panel>p{font-size:12px;line-height:1.65}.next-lesson-formats{display:flex;flex-wrap:wrap;gap:5px 12px;margin:18px 0;color:var(--muted);font-size:10px}.next-lesson-formats span{display:flex;align-items:center;gap:5px}.next-lesson-formats .icon{width:13px;height:13px}.next-lesson-progress{margin-top:auto;padding-top:23px;width:100%}.next-lesson-progress>div:first-child{display:flex;justify-content:space-between;font-size:10px;margin-bottom:9px;color:var(--muted)}.next-lesson-progress strong{color:var(--ink)}.pack-section{margin-top:37px}.pack-section .section-title{margin:0 0 22px;align-items:center}.pack-section .section-title h2{font-size:28px}.pack-section .section-title p{font-size:12px;margin-top:8px}.pack-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.pack-card{padding:0;text-align:left;border:1px solid var(--line);background:white;border-radius:7px;overflow:hidden;transition:transform .25s,border-color .25s}.pack-card:hover{transform:translateY(-4px);border-color:#61b797}.pack-cover{height:155px;position:relative;background:#dbebe1;overflow:hidden}.pack-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s}.pack-card:hover img{transform:scale(1.05)}.pack-cover>span:first-of-type{position:absolute;left:12px;top:12px;border-radius:50%;height:27px;width:27px;display:grid;place-items:center;background:#fffef5e6;color:#184933;font-size:10px;font-weight:600}.pack-arrow{position:absolute;bottom:10px;right:10px;background:#123e31cc;color:white;border-radius:50%;width:28px;height:28px;display:grid;place-items:center}.pack-arrow .icon{width:15px}.pack-copy{padding:19px 16px 15px}.pack-copy .eyebrow{font-size:8px;letter-spacing:1px}.pack-copy h3{font-size:18px;line-height:1.25;font-weight:550;letter-spacing:-.4px;margin:8px 0}.pack-copy>p{font-size:12px;min-height:40px;line-height:1.6}.pack-copy>div:not(.mini-progress){display:flex;justify-content:space-between;color:var(--muted);font-size:10px;margin:19px 0 9px}.explore-invitation{margin-top:35px;padding:28px 0 15px;border-top:1px solid #d5e4da;display:flex;justify-content:space-between;align-items:center;gap:25px}.explore-invitation>div{position:relative;padding-left:48px}.explore-invitation>div>.icon{position:absolute;left:0;top:7px;width:30px;height:30px;stroke-width:1.2}.explore-invitation h2{font-size:26px;letter-spacing:-.7px}.explore-invitation p{font-size:12px;margin-top:7px}.explore-invitation .button{flex-shrink:0}

/* Carnet : sommaire stable, un feuillet à la fois. */
.folio-count{text-align:right;flex-shrink:0}.folio-count strong{display:block;font-family:var(--display);font-size:34px;line-height:1.2;letter-spacing:-1px}.folio-count strong>span{font:13px var(--font);color:var(--muted);letter-spacing:0}.folio-count>small{font-size:10px;color:var(--muted)}.notebook{background:#fffefb;border:1px solid #dce4dc;border-radius:8px;display:grid;grid-template-columns:235px minmax(0,1fr);overflow:hidden;box-shadow:0 16px 40px -30px #20473644}.notebook-index{background:#edf3ed;border-right:1px solid #dce4dc;display:flex;flex-direction:column;min-width:0}.index-heading{padding:29px 24px 21px}.index-heading>span{display:block;font-size:9px;letter-spacing:2px;color:var(--muted)}.index-heading>strong{display:block;font-family:var(--display);font-weight:500;font-size:25px;margin:7px 0 4px;letter-spacing:-.5px}.index-heading>small{font-size:10px;color:var(--muted);display:block;line-height:1.7}.notebook-filters{display:flex;margin:0 16px 17px;padding:3px;background:#e0e9e1;border-radius:5px;gap:2px}.notebook-filters button{flex:1;font-size:10px;min-height:34px;padding:6px 5px;border-radius:3px}.notebook-filters button[aria-pressed=true]{background:white;color:#07674d;box-shadow:0 1px 3px #163e3210;font-weight:650}.folio-index{display:flex;flex-direction:column}.folio-index button{display:flex;align-items:center;gap:10px;min-height:59px;padding:11px 16px;border-left:3px solid transparent;text-align:left;border-top:1px solid #dbe6dd;font-size:11px;line-height:1.45}.folio-index button>span:first-child{font-size:10px;color:var(--muted)}.folio-index button strong{font-weight:500;flex:1}.folio-index button:hover{background:#e1ede4}.folio-index button[aria-current=true]{background:#fffefb;border-left-color:#00946a;color:#006f4f}.folio-index button[aria-current=true] strong{font-weight:650}.folio-mark .icon{width:13px;height:13px}.folio-mark{color:var(--green)}.index-footer{padding:28px 24px;margin-top:auto}.index-footer p{font-size:10px;line-height:1.7;margin-top:12px}.mobile-index{display:none}.folio-page{padding:0 34px 24px;min-width:0;background:linear-gradient(90deg,#59725e0a,transparent 12px)}.folio-toolbar{height:65px;border-bottom:1px solid #e1e7dd;display:flex;align-items:center;justify-content:space-between;gap:10px}.folio-toolbar>span{font-size:9px;letter-spacing:1.3px;color:var(--muted)}.folio-toolbar>span>i{padding:0 7px;font-style:normal}.folio-toolbar>div{display:flex;gap:4px}.folio-toolbar .icon-button{width:35px;height:35px}.folio-toolbar .icon-button .icon{width:17px;height:17px}#folio-prev svg{transform:rotate(180deg)}.folio-toolbar .saved{color:#007b57;background:#e1f2e7;border-radius:4px}.folio-intro{padding:27px 0 20px}.folio-intro .eyebrow{font-size:9px;letter-spacing:1.6px;display:block;margin-bottom:10px}.folio-intro h2{font-size:35px;line-height:1.18;letter-spacing:-1px;max-width:550px}.folio-intro p{font-size:11px;margin-top:9px}.specimen{position:relative;overflow:hidden;height:315px;background:#f0f2e9;border-radius:3px;isolation:isolate}.specimen.is-object{background:radial-gradient(ellipse at 52% 45%,#fafaf3,#edf0e5)}.specimen img{width:100%;height:100%;object-fit:cover}.specimen.is-object img{object-fit:contain;padding:8px 20px 15px;filter:drop-shadow(0 13px 9px #283c291c);transition:transform .5s}.specimen.is-object:hover img{transform:scale(1.035) rotate(-2deg)}.specimen-index{position:absolute;top:15px;left:21px;font-family:var(--display);font-size:62px;line-height:1;color:#1e563328;z-index:1}.is-landscape .specimen-index{color:#fff9}.inspect-object{position:absolute;left:18px;bottom:18px;display:flex;gap:7px;align-items:center;background:#fffefaef;border:1px solid #dce4d7;border-radius:4px;padding:10px 12px;font-size:11px;z-index:1;backdrop-filter:blur(10px)}.inspect-object:hover{background:#ddf7e8}.inspect-object .icon{width:15px;height:15px}.specimen-tag{position:absolute;right:19px;bottom:22px;font-size:9px;text-align:right;line-height:1.7;letter-spacing:1.1px;color:#43624d}.specimen-tag b{font-weight:400;text-transform:none;font-size:9px;letter-spacing:0}.specimen-caption{font-size:9px;line-height:1.6;margin:9px 0 23px;color:#70816c}.folio-content{display:grid;grid-template-columns:1fr 1fr;gap:28px}.folio-idea .eyebrow{font-size:8px;letter-spacing:1.3px}.folio-idea h3{font-size:17px;font-weight:550;margin:8px 0 10px;line-height:1.3;letter-spacing:-.4px}.folio-idea>p{font-size:12px;line-height:1.8;color:#526b56}.folio-links{display:flex;gap:18px;flex-wrap:wrap;margin-top:15px}.folio-links .text-button{font-size:10px;gap:5px}.folio-links .icon{width:13px;height:13px}.folio-note{border-left:1px solid #e2e6db;padding-left:27px}.folio-note label{font-family:var(--display);font-size:21px;letter-spacing:-.3px}.folio-note label>span{display:block;font:10px var(--font);letter-spacing:0;color:var(--muted);margin-top:6px}.folio-note textarea{width:100%;min-height:113px;resize:vertical;border:0;border-bottom:1px solid #d5dfd0;margin-top:14px;line-height:27px;font-size:12px;background:repeating-linear-gradient(transparent,transparent 26px,#e0e6d9 26px,#e0e6d9 27px);padding:0 3px}.folio-note textarea::placeholder{color:#74826f}.folio-note #note-status{font-size:9px;color:#698068;display:block;line-height:1.5;margin-top:9px}.folio-bottom{border-top:1px solid #e1e7db;margin-top:28px;padding-top:21px;display:flex;justify-content:space-between;align-items:center;gap:15px}.folio-bottom>span{font-size:10px;color:var(--muted);display:flex;gap:7px;align-items:center}.folio-bottom>span>.icon{width:14px;height:14px}.folio-bottom .button{font-size:12px;white-space:nowrap}.notebook-empty{min-height:610px;padding:60px 40px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;background:repeating-linear-gradient(#fffefb,#fffefb 31px,#f1f2e9 31px,#f1f2e9 32px)}.empty-folio{font-family:var(--display);font-size:110px;line-height:1;color:#c9dece}.notebook-empty h2{font-size:35px;max-width:400px;margin:22px 0 18px}.notebook-empty p{font-size:13px;max-width:370px;line-height:1.8;margin-bottom:25px}.notebook-empty>.text-button{margin-top:17px}.object-study>img{width:100%;max-height:330px;object-fit:cover;border-radius:4px}.object-study>img.object-image{object-fit:contain;background:#eff1e7}.object-study h3{font-size:18px;margin:23px 0 15px;line-height:1.4}.observation-choices{display:flex;flex-direction:column;gap:10px}.observation-choices button{border:1px solid #cddfd2;padding:13px;text-align:left;border-radius:5px;font-size:13px;background:white}.observation-choices button[aria-pressed=true]{border-color:var(--green);background:#e0f4e7}.object-study #observation-answer:not(:empty){padding:15px;background:#e7f4e9;border-radius:5px;margin-top:15px;font-size:13px}.object-study>.text-button{margin-top:18px}

/* Atlas : zoom sémantique explicite, navigation possible sans geste. */
.atlas{border:1px solid #d4e1d9;border-radius:9px;overflow:hidden;background:white}.atlas-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 24px;border-bottom:1px solid var(--line)}.atlas-toolbar>label{display:flex;align-items:center;gap:10px;font-size:11px;color:var(--muted)}.atlas-toolbar select{font-size:12px;max-width:230px;min-height:40px;color:var(--ink)}.zoom-control{display:flex;align-items:center;gap:12px}.zoom-control button{height:34px;width:34px;font-size:24px;line-height:1;border:1px solid var(--line);border-radius:5px}.zoom-control button:disabled{opacity:.35}.zoom-control input{width:90px;accent-color:var(--green);cursor:pointer}.atlas-reset{font-size:11px;color:var(--green-text);text-decoration:underline;text-underline-offset:4px}.zoom-steps{padding:12px 24px;display:flex;gap:22px}.zoom-steps button{display:flex;align-items:center;gap:7px;font-size:11px;color:var(--muted);min-height:34px}.zoom-steps button>span{border:1px solid var(--line);border-radius:50%;width:20px;height:20px;display:grid;place-items:center;font-size:9px}.zoom-steps button[aria-current=step]{color:#006f4f;font-weight:650}.zoom-steps button[aria-current=step]>span{background:var(--green);border-color:var(--green);color:white}.zoom-steps button:disabled{opacity:.45}.atlas-canvas{background:#0f3e31;background-image:radial-gradient(#b1d9bc15 1px,transparent 1px);background-size:19px 19px;color:#f1f8ee;min-height:410px;padding:25px 32px 30px;position:relative}.atlas-context{display:flex;justify-content:space-between;color:#b6cdbd;font-size:9px;letter-spacing:1.6px;text-transform:uppercase;margin-bottom:30px;gap:20px}.era-rail{display:flex;overflow-x:auto;scrollbar-color:#609d7d #244d3e;padding:0 5px 18px;margin:0 -5px;overscroll-behavior-x:contain;scroll-snap-type:x proximity}.era-stop{position:relative;flex:0 0 180px;min-height:168px;display:flex;flex-direction:column;align-items:flex-start;text-align:left;scroll-snap-align:start;padding:0 12px 10px 0;color:#b5d0bf}.era-stop::before{content:'';position:absolute;top:59px;left:0;right:0;height:1px;background:#547d65}.era-stop-date{height:42px;display:flex;align-items:flex-end;font-size:8px;letter-spacing:1px;line-height:1.6;max-width:150px;margin-bottom:10px}.era-stop-dot{z-index:1;width:15px;height:15px;border:2px solid #8bb09a;border-radius:50%;background:#0f3e31;font-size:0;display:block}.era-stop strong{font-family:var(--display);font-size:22px;font-weight:500;line-height:1.18;letter-spacing:-.4px;color:#edf5e8;margin-top:18px;padding-right:12px}.era-stop small{font-size:9px;color:#b6cdbd;margin-top:8px}.era-stop.selected .era-stop-dot,.era-stop:hover .era-stop-dot{background:#73e6ae;border-color:#73e6ae;box-shadow:0 0 0 5px #73e6ae26}.era-stop.selected strong,.era-stop:hover strong{color:#94edbd}.atlas-overview-bottom{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-top:24px}.atlas-overview-bottom h2{font-size:33px;letter-spacing:-.8px}.atlas-overview-bottom p{font-size:12px;color:#b6cdbd;margin-top:12px;line-height:1.8}.atlas-enter{display:flex;align-items:center;gap:20px;background:#b7f3cb;color:#0b5138;border-radius:5px;padding:14px 17px;font-size:12px;font-weight:550}.atlas-enter:hover{background:#d7fbe2}.atlas-enter .icon{width:18px;height:18px}.atlas-detail-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:25px;margin-bottom:30px}.atlas-detail-heading .eyebrow{color:#a9d5ba;display:block;margin-bottom:12px;font-size:9px}.atlas-detail-heading h2{font-size:35px;letter-spacing:-1px;max-width:570px}.atlas-detail-heading p{color:#b6cdbd;font-size:12px;margin-top:12px}.atlas-detail-heading .button{font-size:11px;white-space:nowrap}.milestone-rail{display:flex;overflow-x:auto;padding-bottom:20px;scrollbar-color:#609d7d #244d3e;overscroll-behavior-x:contain}.milestone{flex:1 0 240px;min-width:0;position:relative;padding-right:25px}.milestone::before{content:'';height:1px;position:absolute;top:37px;left:0;right:0;background:#547d65}.milestone-date{display:block;min-height:26px;font-size:12px;color:#a8efbd;font-weight:600}.milestone-dot{position:relative;display:block;width:8px;height:8px;background:#83d6a2;border-radius:50%;margin:8px 0 24px}.milestone h3{font-size:20px;font-weight:500;line-height:1.25;margin-bottom:13px;max-width:240px}.milestone>p{font-size:12px;line-height:1.85;color:#c0d3c3;max-width:240px}.milestone>a{display:inline-flex;align-items:center;gap:7px;font-size:10px;color:#addec0;margin-top:18px}.milestone>a:hover{text-decoration:underline}.milestone>a>.icon{width:12px;height:12px}.upcoming-label{font-size:11px;border:1px solid #70947f;padding:8px 12px;color:#c4d8c9;border-radius:4px;white-space:nowrap}.atlas-packs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:25px}.atlas-packs>button{padding:12px 10px;text-align:left;font-size:11px;background:#ffffff08;border:1px solid #567c66;border-radius:5px;line-height:1.5;display:flex;flex-direction:column}.atlas-packs>button>span{font-size:9px;color:#a1c2ad;margin-bottom:6px}.atlas-packs>button>small{display:block;color:#b6cdbd;font-size:9px;margin-top:7px}.atlas-packs>button.selected{border-color:#78d6a0;background:#c0f7d41a}.atlas-pack-preview{display:grid;grid-template-columns:45% 1fr;gap:30px;padding:24px;background:#ffffff07;border:1px solid #527a614d;border-radius:5px}.atlas-pack-preview img{width:100%;height:215px;object-fit:cover;border-radius:3px}.atlas-pack-preview>div{align-self:center}.atlas-pack-preview .eyebrow{color:#b5d9be}.atlas-pack-preview h3{font:30px/1.1 var(--display);letter-spacing:-.7px;margin:10px 0 13px}.atlas-pack-preview p{font-size:12px;color:#b6cdbd;margin-bottom:20px}.atlas-pack-preview .button{font-size:11px}.atlas-lesson-list{border-top:1px solid #547d65}.atlas-lesson-list button{width:100%;display:flex;align-items:center;gap:20px;padding:20px 8px;text-align:left;border-bottom:1px solid #547d65}.atlas-lesson-list button:hover{background:#ffffff0d}.atlas-lesson-number{font:26px var(--display);color:#8bdbab;width:32px}.atlas-lesson-list button>span:nth-child(2){flex:1}.atlas-lesson-list strong{font-size:17px;font-weight:500;display:block;line-height:1.4}.atlas-lesson-list small{font-size:11px;color:#b6cdbd;display:block;margin-top:5px}.atlas-lesson-list button>.icon{width:18px;height:18px;color:#a4deb7}.atlas-caption{display:flex;justify-content:space-between;gap:20px;font-size:9px;padding:14px 22px;color:var(--muted)}.atlas-caption>span:first-child{display:flex;gap:7px;align-items:flex-start}.atlas-caption .icon{width:13px;height:13px}.atlas-footnote{display:flex;justify-content:space-between;gap:30px;padding:22px 0}.atlas-footnote p{font-size:11px;max-width:620px;line-height:1.8}.atlas-footnote .text-button{align-self:flex-start;white-space:nowrap}

@media(min-width:1500px){.home-hero{height:460px}.home-hero .hero-content{padding:43px}.home-hero h2{font-size:51px}.home-feature{grid-template-columns:minmax(0,1fr) 310px}.next-lesson-panel{padding:37px 33px}.next-lesson-panel h2{font-size:30px}.notebook{grid-template-columns:250px minmax(0,1fr)}.folio-page{padding-inline:42px}.specimen{height:360px}.folio-intro h2{font-size:41px}.pack-cover{height:175px}}
@media(max-width:1190px){.editorial-heading h1{font-size:37px}.home-feature{grid-template-columns:minmax(0,1fr) 245px}.home-hero .hero-content{padding:30px 25px}.home-hero h2{font-size:37px}.home-hero p{font-size:12px}.next-lesson-panel{padding:30px 22px}.pack-grid{gap:12px}.pack-copy{padding:15px 12px}.pack-copy h3{font-size:16px;min-height:40px}.pack-copy>p{font-size:11px}.pack-cover{height:125px}.notebook{grid-template-columns:200px minmax(0,1fr)}.index-heading{padding:25px 19px}.folio-index button{font-size:10px;padding:11px 12px;gap:8px}.notebook-filters{margin-inline:11px}.notebook-filters button{font-size:9px}.folio-page{padding-inline:25px}.folio-intro h2{font-size:31px}.folio-content{gap:20px}.folio-note{padding-left:20px}.folio-bottom{align-items:flex-start}.folio-bottom>span{max-width:160px}.atlas-toolbar{gap:14px;padding:15px 20px}.atlas-toolbar>label{gap:8px}.atlas-toolbar select{max-width:200px}.atlas-canvas{padding:23px 25px 25px}.atlas-caption>span:last-child{display:none}.atlas-packs{gap:8px}.atlas-packs>button{font-size:10px}.atlas-detail-heading h2{font-size:30px}}
@media(max-width:980px){.home-feature{grid-template-columns:1fr}.home-hero{height:400px}.home-hero h2{font-size:43px}.next-lesson-panel{display:grid;grid-template-columns:90px 1fr auto;column-gap:22px;padding:24px}.next-lesson-panel>.eyebrow{grid-column:2/4;margin:0 0 8px}.next-lesson-number{grid-column:1;grid-row:1/5;margin:15px 0;font-size:50px}.next-lesson-panel h2{font-size:24px;grid-column:2/4}.next-lesson-panel>p{grid-column:2/4}.next-lesson-formats{grid-column:2;grid-row:4;margin-bottom:0}.next-lesson-panel>.text-button{grid-column:3;grid-row:4;align-self:end}.next-lesson-progress{grid-column:2/4;padding-top:18px}.pack-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.pack-cover{height:175px}.pack-copy h3{font-size:19px;min-height:0}.pack-copy>p{min-height:0}.pack-section .section-title{align-items:flex-start;gap:15px}.pack-section .section-title>.text-button{display:none}.notebook{grid-template-columns:170px minmax(0,1fr)}.index-heading{padding:22px 15px}.index-heading>strong{font-size:22px}.index-heading>small{font-size:9px}.notebook-filters{flex-wrap:wrap;margin-inline:8px}.notebook-filters button{font-size:8px;padding-inline:2px}.folio-index button{font-size:10px;gap:7px;padding:12px 10px}.folio-index button>span:first-child{font-size:8px}.folio-page{padding-inline:20px}.folio-intro h2{font-size:29px}.folio-content{grid-template-columns:1fr;gap:24px}.folio-note{border-left:0;border-top:1px solid #e2e6db;padding:20px 0 0}.folio-note textarea{min-height:82px}.specimen{height:280px}.specimen-tag{font-size:7px;right:10px;bottom:68px}.folio-toolbar>span{font-size:8px;letter-spacing:.8px}.folio-bottom{flex-direction:column}.folio-bottom>span{max-width:none}.atlas-toolbar{flex-wrap:wrap}.atlas-toolbar>label{flex:1}.atlas-toolbar select{max-width:200px}.atlas-reset{order:3;flex-basis:100%;text-align:left}.atlas-detail-heading{align-items:flex-start;flex-direction:column;gap:20px}.atlas-detail-heading .button{padding:11px 15px}.atlas-pack-preview{grid-template-columns:1fr;padding:20px}.atlas-pack-preview img{height:185px}.atlas-packs{grid-template-columns:repeat(2,minmax(0,1fr))}.atlas-overview-bottom{align-items:flex-start;flex-direction:column}.atlas-overview-bottom h2{font-size:30px}.atlas-footnote{flex-direction:column;gap:13px}.explore-invitation{align-items:flex-start;flex-direction:column}.explore-invitation .button{margin-left:48px}.atlas-context{font-size:8px;letter-spacing:1px}}
@media(max-width:700px){#main{padding:26px 18px 8px}.editorial-heading{align-items:center;gap:14px;margin-bottom:24px}.editorial-heading h1{font-size:34px;letter-spacing:-1.3px}.editorial-heading p{font-size:12px;line-height:1.7}.editorial-heading .eyebrow{font-size:8px;letter-spacing:1.3px}.editorial-heading>.text-button{display:none}.folio-count strong{font-size:29px}.folio-count>small{font-size:8px}.home-hero{height:393px}.home-hero .hero-content{padding:28px 24px}.home-hero h2{font-size:38px;margin-top:27px}.home-hero p{font-size:11px}.home-hero .hero-label{font-size:8px}.home-hero .button{font-size:12px}.next-lesson-panel{padding:22px;grid-template-columns:55px 1fr;gap:8px 18px}.next-lesson-number{font-size:41px;margin:8px 0;grid-row:1/5}.next-lesson-number small{display:block;font-size:10px;margin-top:6px;letter-spacing:0}.next-lesson-panel h2{font-size:23px;grid-column:2}.next-lesson-panel>.eyebrow{grid-column:2;font-size:8px;margin:0}.next-lesson-panel>p{grid-column:2;font-size:11px}.next-lesson-formats{grid-row:4;grid-column:2;margin:5px 0;font-size:9px}.next-lesson-panel>.text-button{grid-row:5;grid-column:2;justify-self:start;font-size:11px}.next-lesson-progress{grid-column:1/3;padding-top:14px}.pack-section{margin-top:29px}.pack-section .section-title h2{font-size:26px}.pack-section .section-title p{font-size:11px;line-height:1.8}.pack-grid{gap:12px}.pack-cover{height:120px}.pack-copy{padding:15px 12px}.pack-copy .eyebrow{font-size:7px;letter-spacing:.8px;min-height:22px;display:block;line-height:1.6;margin:0}.pack-copy h3{font-size:16px;min-height:40px;margin:5px 0 9px}.pack-copy>p{font-size:11px;min-height:36px;line-height:1.6}.pack-copy>div:not(.mini-progress){font-size:9px;margin-top:15px}.explore-invitation{margin-top:29px;padding-top:25px;gap:18px}.explore-invitation h2{font-size:24px}.explore-invitation p{font-size:11px;line-height:1.8}.explore-invitation .button{font-size:12px}.notebook{grid-template-columns:1fr;border-radius:6px}.notebook-index{border-right:0;border-bottom:1px solid #dce4dc;padding:16px 17px}.index-heading{padding:0;display:flex;align-items:center;gap:13px}.index-heading>span{font-size:8px}.index-heading>strong{font-size:20px;margin:0}.index-heading>small,.folio-index,.index-footer{display:none}.notebook-filters{margin:14px 0 10px;max-width:100%;flex-wrap:nowrap}.notebook-filters button{font-size:11px;min-height:36px;padding:7px}.mobile-index{display:block;font-size:10px;color:var(--muted)}.mobile-index select{width:100%;display:block;margin-top:5px;background:#fffefb;font-size:12px;min-height:42px;border-color:#d3dfd3}.folio-page{padding:0 19px 20px;background:none}.folio-toolbar{height:58px}.folio-toolbar>span{font-size:8px;letter-spacing:.7px}.folio-toolbar>span i{padding:0 3px}.folio-toolbar .icon-button{width:32px;height:36px}.folio-intro{padding:24px 0 20px}.folio-intro .eyebrow{font-size:8px;letter-spacing:1.3px}.folio-intro h2{font-size:31px;line-height:1.13;letter-spacing:-1px}.folio-intro>p{font-size:10px}.specimen{height:275px}.specimen-index{font-size:53px;left:15px}.specimen.is-object img{padding:9px 0 30px}.inspect-object{left:12px;bottom:13px;padding:9px 10px;min-height:40px;font-size:10px}.specimen-tag{bottom:69px;right:12px;font-size:7px}.specimen-caption{font-size:9px;margin:10px 0 24px}.folio-idea h3{font-size:18px}.folio-idea>p{font-size:13px;line-height:1.8}.folio-links .text-button{font-size:11px;min-height:32px}.folio-note label{font-size:24px}.folio-note label>span{font-size:11px}.folio-note textarea{font-size:13px;min-height:109px}.folio-note #note-status{font-size:10px}.folio-bottom{margin-top:25px;gap:15px}.folio-bottom .button{width:100%;justify-content:center;min-height:45px}.folio-bottom>span{font-size:10px}.notebook-empty{min-height:470px;padding:35px 25px}.notebook-empty h2{font-size:29px}.notebook-empty p{font-size:12px}.empty-folio{font-size:90px}.atlas-toolbar{padding:16px;gap:12px}.atlas-toolbar>label{flex-basis:100%;justify-content:space-between;font-size:11px}.atlas-toolbar select{max-width:calc(100% - 52px);font-size:12px;min-height:42px;flex:1}.zoom-control{gap:12px}.zoom-control button{width:36px;height:36px}.zoom-control input{width:90px}.atlas-reset{flex-basis:auto;margin-left:auto;font-size:10px}.zoom-steps{padding:11px 12px;justify-content:space-between;gap:5px}.zoom-steps button{font-size:10px;gap:4px;min-height:36px}.zoom-steps button>span{height:17px;width:17px;font-size:8px}.atlas-canvas{padding:21px 20px 25px;min-height:430px}.atlas-context{font-size:7px;letter-spacing:.8px;gap:10px;margin-bottom:28px;align-items:flex-start}.atlas-context>span:last-child{text-align:right;max-width:65%}.era-stop{flex-basis:157px}.era-stop strong{font-size:23px}.era-stop-date{font-size:8px}.era-stop small{font-size:9px}.atlas-overview-bottom{margin-top:23px}.atlas-overview-bottom h2{font-size:31px}.atlas-overview-bottom p{font-size:11px}.atlas-enter{padding:13px 14px;font-size:11px;width:100%;justify-content:space-between}.atlas-detail-heading h2{font-size:32px}.atlas-detail-heading p{font-size:11px;line-height:1.8}.atlas-detail-heading .eyebrow{font-size:8px}.milestone{flex-basis:245px;padding-right:27px}.milestone h3{font-size:21px}.milestone>p{font-size:12px}.milestone>a{font-size:11px;min-height:35px}.atlas-packs{gap:8px}.atlas-packs>button{font-size:11px;padding:11px 10px;min-height:100px}.atlas-packs>button>small{font-size:9px}.atlas-pack-preview{padding:14px;gap:19px}.atlas-pack-preview img{height:155px}.atlas-pack-preview h3{font-size:26px}.atlas-pack-preview .eyebrow{font-size:8px}.atlas-pack-preview .button{font-size:11px;width:100%;padding:12px;justify-content:space-between}.atlas-lesson-list button{gap:12px;padding:19px 0}.atlas-lesson-number{font-size:23px;width:27px}.atlas-lesson-list strong{font-size:16px}.atlas-lesson-list small{font-size:10px;line-height:1.6}.atlas-caption{font-size:9px;padding:13px 15px;line-height:1.7}.atlas-footnote p{font-size:10px}.object-study h3{font-size:17px}.observation-choices button{font-size:12px;line-height:1.6}.object-study>img{max-height:280px}}
.milestone-date{height:42px;min-height:42px;display:flex;align-items:flex-end;line-height:1.5}.milestone::before{top:54px}
.result-keepsake{position:relative;width:210px;height:175px;margin:0 auto 26px;background:#eef2e8;border-radius:6px}.result-keepsake img{width:100%;height:100%;object-fit:cover;border-radius:6px}.result-keepsake.object img{object-fit:contain;padding:7px}.result-keepsake>span{position:absolute;bottom:-12px;right:-12px;width:38px;height:38px;display:grid;place-items:center;border:4px solid #fbfefc;border-radius:50%;background:#008568;color:white}.result-keepsake>span .icon{width:19px;height:19px}
.next-lesson-panel h2{text-wrap:balance}
.museum-reference{margin-top:24px;padding:20px;background:#edf3e9;border:1px solid #d5e2d1;border-radius:5px}.museum-reference .eyebrow{font-size:8px;letter-spacing:1.3px}.museum-reference h3{margin:9px 0 10px}.museum-reference p{font-size:12px;line-height:1.8}.museum-reference a{display:flex;align-items:center;gap:8px;color:#007b57;font-size:12px;line-height:1.7;margin:15px 0 9px}.museum-reference a:hover{text-decoration:underline}.museum-reference a .icon{height:14px;width:14px}.museum-reference small{display:block;color:#63755c;font-size:9px;line-height:1.7}