/* V159 additions stay within the existing app shell. */
body[data-page=home] .screen>.topbar{position:relative;box-shadow:none;z-index:auto}
.challenge-entry{display:flex;align-items:stretch;gap:16px;width:100%;border:0;border-radius:16px;background:#efeee9;text-align:left;overflow:hidden;padding:0;color:#222;margin:8px 0 22px;min-height:144px}
.challenge-entry>img{width:32%;max-width:180px;object-fit:cover;align-self:stretch}.challenge-entry>span{padding:18px 14px 18px 0;display:flex;flex-direction:column;justify-content:center;min-width:0;gap:7px}.challenge-entry small{font-size:9px;letter-spacing:1.3px;color:#7a7161}.challenge-entry strong{font-size:20px;line-height:1.25;letter-spacing:-.5px}.challenge-entry span span{font-size:11px;line-height:1.5;color:#7d786c}.challenge-entry b{font-size:11px;line-height:1.5;color:#655d48}
.home-tools{position:sticky;top:0;z-index:35;background:#fff;padding:10px 0 8px;margin:0 0 8px;isolation:isolate}.home-tools.is-stuck{box-shadow:0 5px 12px #00000008}.home-space-row{display:flex;align-items:center;gap:6px;min-width:0}.home-space-row>.icon{flex:none}.home-space-row>button{flex:none;border:0;background:#f6f6f4;border-radius:50%;width:36px;height:36px;padding:9px}.home-space-row>button svg{width:18px;height:18px}.home-space-row .home-chips{display:flex;flex:1;overflow-x:auto;min-width:0;margin:0;gap:8px;scrollbar-width:none;padding:4px 0}.home-chips button{flex:none;white-space:nowrap}.home-tools .discovery-bar{margin:8px 0 0}.home-tools .selected-styles:empty{display:none}.home-tools .selected-styles{margin-top:8px}.home-tools .search{margin:10px 0}.home-back-top{position:absolute;right:22px;bottom:calc(86px + env(safe-area-inset-bottom));z-index:65;width:42px;height:42px;display:grid;place-items:center;border:1px solid #e7e7e2;border-radius:50%;background:#ffffffef;color:#30352d;box-shadow:0 4px 18px #0001;padding:10px}.home-back-top svg{fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.home-back-top[hidden]{display:none!important}
.chat-space-starters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;width:100%;max-width:440px;margin-top:22px}.chat-space-starters button{min-width:0;min-height:40px;border:1px solid #eeeee8;border-radius:12px;background:#fafaf8;color:#777;font-size:11px;line-height:1.4;padding:8px 4px}.chat-space-starters button:hover{border-color:#a3ab97;background:#f3f5ee}.chat-space-starters button:focus-visible{outline:2px solid #839076}.chat-greeting:has(.chat-space-starters){padding-inline:0}
body[data-page=challenge] .screen{padding:0!important}.weekly-challenge{max-width:720px;margin:auto;background:#fff;color:#20251e;min-height:100%;font-size:13px}.weekly-challenge header{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:62px;padding:12px 16px}.weekly-challenge header>button{display:grid;place-items:center;width:36px;height:36px;padding:0;border:0;background:#f7f7f4;border-radius:50%;font-size:24px;color:inherit}.weekly-challenge header>strong{font-size:15px}.weekly-challenge h1{font-size:29px;line-height:1.16;letter-spacing:-.6px;margin:14px 0}.weekly-challenge h2{font-size:22px;line-height:1.3;letter-spacing:-.4px;margin:0 0 10px}.weekly-challenge h3{font-size:16px;line-height:1.4;margin:0 0 8px}.weekly-challenge p{font-size:13px;line-height:1.75;color:#7b7e76;margin:8px 0 14px}.weekly-challenge small{font-size:10px;line-height:1.6;color:#939386}.wc-hero{position:relative;height:290px;margin:0 16px;border-radius:16px;background:#384235;overflow:hidden}.wc-hero>img{width:100%;height:100%;object-fit:cover}.wc-hero:after{content:'';position:absolute;inset:0;background:linear-gradient(0deg,#142014e8,transparent)}.wc-hero>div{position:absolute;bottom:22px;left:20px;right:20px;z-index:1;color:white}.wc-hero small{color:#e0d5bb;letter-spacing:1.2px;font-size:9px}.wc-hero h1{font-size:34px;font-weight:600;margin:10px 0}.wc-hero p{color:#ffffffe0;font-size:12px;line-height:1.7;margin:0}.wc-reward{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:14px 16px;padding:15px 17px;background:#f6f3eb;border-radius:12px}.wc-reward strong{display:block;font-size:27px;letter-spacing:-.7px}.wc-reward small{display:block;font-size:9px;letter-spacing:.6px;color:#82755b}.wc-reward>span:last-child{font-size:12px}.wc-steps{display:flex;justify-content:space-around;gap:8px;padding:12px 16px;color:#646f59;font-size:10px}.weekly-challenge .wc-preview{margin:6px 16px 14px;font-size:10px;color:#9a8556}.wc-tabs{display:flex;position:sticky;top:0;z-index:5;background:#fff;border-bottom:1px solid #eee;padding:0 16px;scroll-margin-top:0}.wc-tabs button{flex:1;border:0;border-bottom:2px solid transparent;padding:15px 4px;background:white;color:#8c9085;font-size:12px}.wc-tabs button[aria-selected=true]{color:#232a1c;border-bottom-color:#34442d;font-weight:600}.wc-panel{padding:24px 16px 32px}.wc-panel>.wc-reward{margin:22px 0}.wc-feature{position:relative;display:flex;flex-direction:column;align-items:stretch;text-align:left;width:100%;padding:0 0 10px;background:#fff;border:0;border-radius:14px;color:#252b22;overflow:hidden}.wc-feature>img{width:100%;aspect-ratio:1.25;object-fit:cover;border-radius:14px}.wc-feature>span{position:absolute;top:12px;left:12px;background:#fffffff0;border-radius:15px;padding:6px 10px;font-size:10px}.wc-feature strong{font-size:17px;line-height:1.5;margin:12px 0 4px}.wc-feature-like{display:flex;justify-content:flex-end;margin:-35px 0 10px;position:relative}.wc-vote{border:1px solid #e3e6db;background:#fff;border-radius:20px;min-width:62px;min-height:34px;padding:7px 9px;white-space:nowrap;font-size:11px;color:#4d5d3d}.wc-vote[aria-pressed=true]{color:#88643f;background:#f7f2e9;border-color:#e1cbaa}.wc-row{display:flex;align-items:center;gap:10px;min-height:84px;border-bottom:1px solid #f1f1ec;padding:12px 0}.wc-number{flex:none;width:18px;color:#a5aa9b;font-size:11px}.wc-entry-link{display:flex;align-items:center;gap:10px;flex:1;min-width:0;padding:0;border:0;background:#fff;color:inherit;text-align:left}.wc-entry-link img{width:58px;height:58px;object-fit:cover;border-radius:8px;flex:none}.wc-entry-link>span{min-width:0}.wc-entry-link strong{font-size:12px;font-weight:600;display:block;line-height:1.5}.wc-entry-link small{display:block;font-size:10px;line-height:1.6}.wc-row>b{font-size:13px;color:#746342}.weekly-challenge .wc-note{font-size:10px;line-height:1.75;color:#919486;margin-top:20px}.weekly-challenge footer{position:sticky;bottom:0;z-index:10;background:#fffffff5;padding:14px 16px calc(12px + env(safe-area-inset-bottom));border-top:1px solid #eee;text-align:center;backdrop-filter:blur(12px)}.weekly-challenge footer button{min-height:46px;border-radius:12px;font-size:13px}.weekly-challenge footer small{display:block;margin-top:8px;font-size:9px}.wc-rules>section{margin-bottom:28px}.wc-rules p,.wc-rules li{font-size:12px;line-height:1.8}.wc-rules ol{padding-left:20px;color:#797e72}.wc-prizes{display:flex;gap:10px;margin:15px 0}.wc-prizes span{flex:1;background:#f5f2eb;border-radius:10px;padding:14px 8px;text-align:center;font-size:11px;color:#948363}.wc-prizes strong{display:block;font-size:22px;color:#494533;margin-top:8px}.wc-detail-image{width:100%;max-height:440px;object-fit:cover;aspect-ratio:1.15}.wc-badge{display:inline-block;background:#f2f4eb;border-radius:14px;padding:6px 10px;font-size:10px;color:#737c63}.wc-detail .wc-panel>button{margin-top:12px}.wc-detail .wc-panel>h1{font-size:27px}
@media(min-width:760px){.challenge-entry{max-width:640px;min-height:150px}.home-tools{padding-top:12px}.home-space-row .home-chips{flex:initial}.chat-space-starters{gap:10px}.wc-hero{height:360px}.wc-feature>img{aspect-ratio:1.6}.weekly-challenge{border-inline:1px solid #f1f1ed}.weekly-challenge .wc-panel{padding-inline:24px}.wc-detail-image{aspect-ratio:1.4}}
@media(max-width:350px){.challenge-entry{gap:10px}.challenge-entry strong{font-size:17px}.challenge-entry>span{padding-right:10px}.challenge-entry small{font-size:8px;letter-spacing:.6px}.chat-space-starters{grid-template-columns:repeat(3,minmax(0,1fr))}.wc-entry-link img{width:46px;height:46px}.wc-row{gap:7px}.wc-vote{min-width:54px;font-size:10px}}

.wc-empty{padding:24px 18px;background:#f7f7f3;border-radius:14px;margin-bottom:28px;text-align:center}.wc-empty h2{font-size:19px}.wc-real-designs{display:grid;gap:22px}.wc-real-card{display:flex;flex-direction:column;gap:10px;padding:0;border:0;background:#fff;color:inherit;text-align:left;width:100%;overflow:hidden}.wc-real-card img{width:100%;aspect-ratio:1.35;object-fit:cover;border-radius:14px}.wc-real-card strong{font-size:17px;line-height:1.45}.wc-real-card p{margin:0;font-size:12px;line-height:1.65}.wc-hero:has(img){background:#384235}@media(min-width:760px){.wc-real-designs{grid-template-columns:repeat(2,minmax(0,1fr))}.wc-real-card img{aspect-ratio:1.2}}