/* Desafios: scoped catalogue, no global overrides. */
.challenges-page{--challenge-accent:#21734e;--challenge-surface:#f2f7f0;--challenge-blue:#235b9c;color:var(--ink);overflow-wrap:anywhere}
.challenges-page a:focus-visible,.challenges-page summary:focus-visible{outline:3px solid #d98b32;outline-offset:4px}
.challenges-focus{background:var(--soft);border-block:1px solid var(--line);font-size:12px;color:var(--muted)}
.challenges-focus>.container{display:flex;align-items:center;gap:14px;padding-block:10px}
.challenges-focus strong{font-size:10px;letter-spacing:.14em;white-space:nowrap;color:var(--challenge-accent)}
.challenge-live-dot{width:7px;height:7px;flex:0 0 7px;background:#269d60;border:3px solid #d4eadb;box-sizing:content-box;border-radius:50%}
.challenge-hero{background:linear-gradient(120deg,var(--paper),var(--challenge-surface));border-bottom:1px solid var(--line)}
.challenge-hero-grid{display:grid;grid-template-columns:1fr 1.05fr;align-items:center;gap:12px;padding-block:34px}
.challenge-hero-copy{padding-block:18px;position:relative;z-index:1;min-width:0}
.challenges-page .eyebrow{color:var(--challenge-accent);font-size:10px;letter-spacing:.13em;margin:0 0 12px;font-weight:750}
.challenges-page h1{font-size:clamp(48px,6vw,82px);line-height:1.04;letter-spacing:-.055em;margin:0 0 16px;font-weight:800}
.challenge-subtitle{max-width:530px;font-size:clamp(19px,2vw,25px);line-height:1.4;letter-spacing:-.025em;font-weight:600;color:var(--muted);margin:0 0 12px}
.challenge-hero-note{color:var(--muted);font-size:15px;margin:0 0 24px}
.challenge-hero-actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.challenge-hero-actions .button{gap:28px;display:inline-flex;align-items:center;background:var(--challenge-accent);color:#fff;padding:14px 22px;border-radius:12px;font-size:14px;text-decoration:none}
.challenge-how-link{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:650;text-decoration:none}
.challenge-how-link>span{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:#f8e9dc;color:#a94e28;font-size:20px}
.challenge-hero-art{min-width:0}
.challenge-hero-art img{width:100%;height:auto;display:block;border-radius:28px;mix-blend-mode:multiply}
.challenge-section{padding-block:30px;scroll-margin-top:110px}
.challenge-section-head{display:flex;gap:20px;justify-content:space-between;align-items:center;margin-bottom:20px}
.challenges-page h2{font-size:clamp(24px,2.4vw,31px);line-height:1.2;letter-spacing:-.035em;margin:0 0 8px}
.challenge-section-head .eyebrow{margin-bottom:8px}
.challenge-section-head p:last-child{font-size:14px;color:var(--muted);margin:0;max-width:750px;line-height:1.6}
.challenge-pill-link{display:inline-flex;gap:12px;align-items:center;min-height:44px;padding:8px 17px;border-radius:30px;border:1px solid var(--line);background:var(--card);font-weight:650;font-size:12px;white-space:nowrap;text-decoration:none}
.challenge-category-section{background:var(--challenge-surface);border-bottom:1px solid var(--line)}
.challenge-categories{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.challenge-category{display:flex;gap:13px;align-items:flex-start;padding:20px 15px;position:relative;min-width:0;border:1px solid var(--line);border-radius:17px;background:var(--card);text-decoration:none;transition:transform .18s,border-color .18s,box-shadow .18s}
.challenge-category:hover,.challenge-category.is-selected{border-color:var(--challenge-accent);box-shadow:0 5px 18px #123f3210;transform:translateY(-2px)}
.challenge-category-icon{display:grid;place-items:center;flex:0 0 48px;height:48px;background:var(--soft);border-radius:50%;color:var(--ink)}
.challenge-category-copy{display:flex;flex-direction:column;gap:7px;min-width:0}
.challenge-category-copy>strong{font-size:14px;line-height:1.4;padding-right:10px;letter-spacing:-.02em}
.challenge-category-copy>span{font-size:12px;line-height:1.55;color:var(--muted)}
.challenge-category-copy>small{font-size:10px;font-weight:650;color:var(--challenge-accent)}
.challenge-category-arrow{position:absolute;top:16px;right:11px;font-size:22px;color:var(--challenge-accent)}
.challenge-featured{display:grid;grid-template-columns:1.1fr 1.2fr .55fr;gap:25px;align-items:center;border:1px solid var(--line);border-radius:19px;background:var(--card);padding:14px;margin-top:22px}
.challenge-featured-art{aspect-ratio:16/9;overflow:hidden;border-radius:12px;background:var(--soft);display:grid;place-items:center}
.challenge-featured-art img{display:block;width:100%;height:100%;object-fit:cover}
.challenge-featured-art>svg{width:70px;height:70px;color:#aa7b25}
.challenge-featured-copy h2{font-size:clamp(22px,2.1vw,29px);margin:8px 0;line-height:1.15}
.challenge-featured-copy>p:not(.challenge-featured-label){font-size:14px;line-height:1.6;color:var(--muted);margin:0 0 13px}
.challenge-featured-label{display:flex;align-items:center;gap:6px;color:#896019;font-size:10px;letter-spacing:.12em;font-weight:750;margin:0}
.challenge-featured-label svg{width:18px;height:18px}
.challenge-tags{display:flex;gap:8px;flex-wrap:wrap}
.challenge-tags span{display:flex;align-items:center;gap:6px;font-size:10px;line-height:1.3;border-radius:20px;background:var(--soft);padding:7px 10px}
.challenge-tags svg{width:16px;height:16px}
.challenge-featured-state{border-radius:13px;background:#f6efd9;color:#765119;text-align:center;padding:20px 14px;display:flex;flex-direction:column;align-items:center;gap:8px}
.challenge-featured-state>strong{font-size:16px}
.challenge-featured-state>span{font-size:11px;line-height:1.5}
.challenge-cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.challenge-card{border-radius:17px;border:1px solid var(--line);background:var(--card);overflow:hidden;min-width:0;display:flex;flex-direction:column}
.challenge-card-art{height:155px;display:grid;place-items:center;background:linear-gradient(135deg,var(--soft),var(--challenge-surface));overflow:hidden}
.challenge-card-art>img{width:100%;height:100%;display:block;object-fit:cover}
.challenge-art-icon{display:grid;place-items:center;background:var(--card);width:76px;height:76px;border-radius:23px;transform:rotate(-8deg);box-shadow:0 9px 24px #1745340a;color:var(--challenge-accent)}
.challenge-art-icon svg{height:40px;width:40px;transform:rotate(8deg)}
.challenge-card-content{padding:18px;display:flex;flex-direction:column;flex:1}
.challenge-category-name{font-size:9px;font-weight:750;letter-spacing:.09em;text-transform:uppercase;color:var(--challenge-accent);margin-bottom:8px}
.challenge-card h3{font-size:17px;line-height:1.35;letter-spacing:-.025em;margin:0 0 10px}
.challenge-card h3 a{text-decoration:none}
.challenge-card p{font-size:13px;line-height:1.65;color:var(--muted);margin:0 0 18px}
.challenge-card-bottom{display:flex;align-items:center;gap:10px;justify-content:space-between;margin-top:auto}
.challenge-status{display:inline-flex;background:#e7effb;color:var(--challenge-blue);padding:5px 11px;line-height:1.4;font-size:11px;border-radius:20px;font-weight:650;white-space:nowrap}
.challenge-status.is-ready{background:var(--soft);color:var(--challenge-accent)}
.challenge-access{font-size:12px;font-weight:700;display:inline-flex;min-height:44px;align-items:center;gap:8px}
.challenge-empty{padding:25px;border:1px dashed var(--line);border-radius:15px;color:var(--muted);font-size:15px}
.challenge-how{padding-top:0;padding-bottom:36px}
.challenge-how details{border:1px solid var(--line);border-radius:15px;background:var(--card);padding:0 22px}
.challenge-how summary{cursor:pointer;font-size:15px;font-weight:650;min-height:62px;padding-block:18px;list-style:none;display:flex;justify-content:space-between;gap:15px;align-items:center}
.challenge-how summary::-webkit-details-marker{display:none}
.challenge-how details[open] summary{border-bottom:1px solid var(--line)}
.challenge-how details p{max-width:900px;font-size:15px;color:var(--muted);line-height:1.8}
html[data-theme=dark] .challenges-page{--challenge-accent:#a1dab7;--challenge-surface:#14281e;--challenge-blue:#c0d9ff}
html[data-theme=dark] .challenge-status{background:#233c59}
html[data-theme=dark] .challenge-status.is-ready{background:#203a2b}
html[data-theme=dark] .challenge-hero-art img{mix-blend-mode:normal;opacity:.88}
html[data-theme=dark] .challenge-featured-label{color:#f4cd7b}
html[data-theme=dark] .challenge-featured-state{background:#3d3521;color:#f1d79c}
@media(max-width:1100px){.challenge-categories{grid-template-columns:repeat(2,minmax(0,1fr))}.challenge-category-copy>strong{font-size:15px}.challenge-category{padding:20px}.challenge-category-copy>span{font-size:13px}.challenge-featured{grid-template-columns:1fr 1.2fr;gap:20px}.challenge-featured-state{grid-column:2;flex-direction:row;text-align:left;padding:12px 15px}.challenge-featured-state>svg{flex:0 0 22px}.challenge-featured-state>strong{white-space:nowrap;font-size:13px}.challenge-featured-art{grid-row:1/3;height:100%;min-height:210px}.challenge-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.challenge-card{display:grid;grid-template-columns:130px 1fr}.challenge-card-art{height:100%;min-height:185px}.challenge-card-content{padding:16px}.challenge-card h3{font-size:16px}}
@media(max-width:700px){.challenge-hero-grid{grid-template-columns:1fr;padding-block:26px;gap:6px}.challenge-hero-copy{padding:0}.challenge-hero-art{max-width:480px;margin-inline:auto}.challenge-hero-art img{max-height:290px;object-fit:contain}.challenges-page h1{font-size:56px}.challenge-subtitle{font-size:20px}.challenge-hero-note{font-size:14px;margin-bottom:19px}.challenge-hero-actions{gap:18px}.challenge-section{padding-block:25px}.challenge-section-head{align-items:flex-start;gap:13px}.challenge-section-head p:last-child{font-size:13px}.challenge-pill-link{padding:7px 13px;font-size:11px}.challenge-categories{grid-template-columns:1fr;gap:10px}.challenge-category{padding:17px;gap:15px;align-items:center}.challenge-category-copy{padding-right:15px}.challenge-category-arrow{top:50%;transform:translateY(-50%);right:17px}.challenge-category:hover{transform:none}.challenge-category-copy>small{font-size:11px}.challenge-category-copy>span{font-size:13px}.challenge-category-icon{flex-basis:52px;height:52px}.challenge-featured{grid-template-columns:1fr;gap:16px;padding:13px;margin-top:19px}.challenge-featured-art{grid-row:auto;min-height:0;height:auto}.challenge-featured-copy{padding-inline:5px}.challenge-featured-state{grid-column:auto}.challenge-featured-state>span{font-size:11px}.challenge-featured-copy h2{font-size:26px}.challenge-featured-copy>p:not(.challenge-featured-label){font-size:14px}.challenge-cards{grid-template-columns:1fr;gap:13px}.challenge-card{grid-template-columns:105px 1fr}.challenge-card-art{min-height:175px}.challenge-art-icon{width:66px;height:66px}.challenge-card-content{padding:16px 14px}.challenge-card p{font-size:13px;margin-bottom:13px}.challenge-card h3{font-size:17px}.challenge-how{padding-top:0}.challenge-how summary{font-size:14px}.challenges-focus>.container{gap:9px;padding-block:8px}.challenges-focus>.container>span:last-child{font-size:11px;line-height:1.5}.challenge-live-dot{display:none}.challenges-page .eyebrow{font-size:9px}}
@media(prefers-reduced-motion:reduce){.challenges-page *{scroll-behavior:auto;transition:none!important}}