.aula-welcome{display:grid;grid-template-columns:1fr 1fr;gap:42px;align-items:center;padding:40px 0 42px}.aula-welcome .page-hero{padding:0;min-width:0}.aula-welcome .page-hero h1{font-size:clamp(38px,4.4vw,59px);margin:20px 0}.aula-welcome .page-hero p{font-size:14px;line-height:1.85}.aula-safety{background:linear-gradient(145deg,#e3f1ed,#f4f8f5);border:1px solid #c3ddd4;border-top:4px solid #087e7a;border-radius:22px;padding:27px 28px;box-shadow:0 12px 35px #123b5c08}.aula-safety-heading{display:flex;align-items:center;gap:14px;margin-bottom:16px}.aula-safety-heading svg{width:36px;height:36px;flex-shrink:0;fill:none;stroke:#087e7a;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.aula-safety .safety-kicker{font-size:9px;font-weight:600;letter-spacing:.13em;color:#28736b;text-transform:uppercase;margin:0 0 4px}.aula-safety h2{font:normal 29px/1.15 Georgia,serif;letter-spacing:-.025em;color:#123b5c;margin:0}.safety-list{list-style:none;padding:0;margin:0;counter-reset:normas}.safety-list li{counter-increment:normas;display:grid;grid-template-columns:29px 1fr;gap:12px;align-items:start;padding:12px 0;border-bottom:1px solid #cbded6;font-size:12px;line-height:1.65;color:#203b50}.safety-list li:last-child{border-bottom:0;padding-bottom:0}.safety-list li:before{content:'0' counter(normas);display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:#fffaf0;border:1px solid #e9d6b6;color:#125c62;font-size:11px;font-weight:700}.aula-shortcuts{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0}.aula-shortcuts a{display:inline-flex;align-items:center;gap:10px;padding:11px 16px;border:1px solid #bbd7cf;border-radius:999px;background:#e3f1ed;color:#125d58;font-size:12px;font-weight:600;text-decoration:none}.aula-shortcuts a:hover{background:#d1e8e0}.aula-shortcuts a:last-child{background:#fff2dc;border-color:#e7d3b1;color:#123b5c}.aula-welcome .toolbar{margin-bottom:0}.aula-welcome+.aula-library{border-top:1px solid #d7e2ec;padding-top:26px}.aula-library{scroll-margin-top:22px}
@media(max-width:800px){.aula-welcome{grid-template-columns:1fr;gap:24px;padding:28px 0}.aula-welcome .page-hero h1{font-size:clamp(36px,9vw,48px);margin:15px 0}.aula-welcome .page-hero p{font-size:14px;line-height:1.7}.aula-safety{padding:22px 20px;border-radius:18px}.aula-safety h2{font-size:27px}.safety-list li{font-size:13px;padding:12px 0;gap:11px}.aula-shortcuts{margin:18px 0}.aula-welcome+.aula-library{padding-top:22px}}

.aula-side{min-width:0;display:grid;gap:18px}.aula-welcome{align-items:start}.aula-welcome .page-hero{padding-top:20px}.aula-infografia{margin:0;background:#fffefc;border:1px solid #c3ddd4;border-radius:20px;padding:22px;box-shadow:0 10px 25px #123b5c06}.aula-infografia h2{font:normal 26px/1.2 Georgia,serif;color:#123b5c;margin:0 0 9px}.aula-infografia p{font-size:12px;line-height:1.6;color:#546b7c;margin:0 0 16px}.aula-infografia .sheet{display:block;border-radius:12px;overflow:hidden;border:1px solid #d7e2ec;background:#fff}.aula-infografia img{display:block;width:100%;height:auto}.aula-infografia figcaption{margin-top:13px}.aula-infografia .expand-link{font-size:12px;font-weight:600;color:#125d58;text-decoration:none;display:inline-block;border-radius:30px;padding:9px 14px;background:#e3f1ed}.aula-infografia .close-sheet{display:none}.aula-infografia:target{position:fixed;inset:12px;z-index:100;background:#fafaf7;overflow:auto;margin:0;padding:20px;border:1px solid #c3ddd4;box-shadow:0 0 0 100vmax #123b5ce8;border-radius:16px}.aula-infografia:target .close-sheet{display:inline-block;position:sticky;top:0;left:0;padding:11px 18px;margin-bottom:16px;border-radius:30px;background:#087e7a;color:white;font-size:13px;font-weight:600;text-decoration:none;z-index:1}.aula-infografia:target .sheet{width:max(100%,1100px);max-width:1600px;margin:auto;pointer-events:none}.aula-infografia:target figcaption{display:none}.aula-infografia:target p{max-width:650px}@media(max-width:800px){.aula-welcome .page-hero{padding-top:0}.aula-infografia{padding:20px}.aula-infografia:target{inset:6px;padding:14px}.aula-infografia:target .sheet{width:1100px}}

.aula-legal{background:linear-gradient(145deg,#eaf2f7,#f8fafb);border:1px solid #c7dce5;border-top:4px solid #327b99;border-radius:22px;padding:25px 25px 18px;margin-top:30px}.aula-legal h2{font:normal 29px/1.18 Georgia,serif;color:#123b5c;margin:13px 0}.aula-legal .legal-intro{font-size:12px!important;line-height:1.65!important;margin-bottom:18px}.aula-legal details{border-top:1px solid #cbdde4}.aula-legal summary{display:flex;justify-content:space-between;align-items:center;gap:15px;cursor:pointer;padding:14px 0;list-style:none}.aula-legal summary::-webkit-details-marker{display:none}.aula-legal summary small{display:block;color:#366e83;font-size:10px;margin-bottom:4px}.aula-legal summary strong{font-size:13px;font-weight:600;color:#123b5c}.legal-plus{color:#087e7a;font-size:19px}.aula-legal details[open] .legal-plus{transform:rotate(45deg)}.aula-legal .legal-detail p{font-size:12px!important;line-height:1.7!important;margin:0 0 12px}.legal-detail{padding-bottom:16px}.legal-detail a{font-size:11px;color:#165e79;text-underline-offset:3px}.aula-legal .legal-note{font-size:10px!important;line-height:1.6!important;margin:16px 0 0}.aula-library .library-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:17px}.aula-library .library-card{background:linear-gradient(145deg,#dff0e9,#eff8f3);border:1px solid #b7d8ca;border-top:3px solid #087e7a;border-radius:18px;padding:23px 20px;min-width:0;box-shadow:0 8px 22px #123b5c05}.aula-library .library-card h3{font-size:18px;line-height:1.35;color:#123b5c}.aula-library .library-card .button{background:#087e7a;border-color:#087e7a;margin-top:10px}.aula-library .library-card .button:hover{background:#086561}.aula-library .library-card p{line-height:1.7}.aula-library .library-icon{font-size:10px}.aula-welcome .page-hero{max-width:none}
@media(max-width:1100px){.aula-library .library-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.aula-welcome{gap:26px}}
@media(max-width:800px){.aula-legal{padding:22px 20px;margin-top:24px}.aula-legal h2{font-size:27px}}
@media(max-width:550px){.aula-library .library-grid{grid-template-columns:1fr}}