:root{--ink: #18181b;--sub: #71717a;--line: #e4e4e7;--card: #ffffff;--bg: #fafafa}body{background:var(--bg);color:var(--ink)}.landing{max-width:980px;margin:0 auto;padding:0 20px 90px}.nav{display:flex;align-items:center;justify-content:space-between;padding:22px 0}.nav-logo{font-weight:800;font-size:18px;letter-spacing:-.02em}.nav-tag{font-size:12px;color:var(--sub);border:1px solid var(--line);border-radius:999px;padding:4px 10px}.hero{text-align:center;padding:40px 0 56px}.hero-avatars{display:flex;justify-content:center;gap:10px;margin-bottom:28px;overflow:visible}.hero-avatar{width:56px;height:56px}.hero h1{font-size:48px;line-height:1.08;letter-spacing:-.03em;margin:0 0 16px}.hero-sub{color:var(--sub);font-size:16px;line-height:1.55;max-width:540px;margin:0 auto 28px}.hero-cta{display:flex;flex-direction:column;align-items:center;gap:12px}.hero-link{font-size:13px;color:var(--sub);text-decoration:none}.hero-link:hover{color:var(--ink)}.install-pill{display:inline-flex;align-items:center;gap:8px;background:var(--ink);color:#fafafa;border:none;border-radius:999px;padding:11px 10px 11px 18px;font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:13px;cursor:pointer}.install-prompt{color:#71717a}.install-copy{background:#ffffff1f;border-radius:999px;padding:3px 9px;font-size:10px;text-transform:uppercase;letter-spacing:.04em;margin-left:4px}.features{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:56px}.feature-card{border:1px solid var(--line);border-radius:14px;padding:18px;background:var(--card)}.feature-card h3{font-size:14px;margin:0 0 6px}.feature-card p{font-size:12.5px;line-height:1.5;color:var(--sub);margin:0}.section{text-align:center;margin-bottom:56px}.section h2{font-size:22px;letter-spacing:-.015em;margin:0 0 6px}.section-sub{color:var(--sub);font-size:14px;margin:0 auto 20px;max-width:560px}.hint{font-size:13px;color:#a1a1aa;margin:0 0 16px}.code-block{text-align:left;background:var(--ink);color:#e4e4e7;border-radius:12px;padding:16px 18px;font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:12.5px;line-height:1.6;overflow-x:auto;margin:0 0 20px}.live-row{display:flex;align-items:center;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px 20px}.live-input{text-align:left;flex:1;border:1px solid var(--line);border-radius:999px;padding:10px 16px;font-size:14px;outline:none}.live-input:focus{border-color:#a1a1aa}.chat-window{text-align:left;max-width:560px;margin:8px auto 0;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 10px 30px #18181b0f}.chat-window-header{display:flex;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--line)}.chat-window-avatars{display:flex;flex-shrink:0}.chat-window-avatar{width:26px;height:26px;border-radius:999px;border:2px solid #fff;margin-left:-8px}.chat-window-avatars .chat-window-avatar:first-child{margin-left:0}.chat-window-title{font-weight:700;font-size:13.5px}.chat-window-sub{font-size:11px;color:var(--sub)}.chat-window-body{display:flex;flex-direction:column;gap:14px;padding:18px 16px;background:#f7f7f8;overflow:visible}.chat-window-input{padding:10px 14px;border-top:1px solid var(--line);background:#fff}.chat-window-input input{width:100%;border:1px solid var(--line);background:#f4f4f5;border-radius:999px;padding:8px 14px;font-size:13px;color:var(--sub)}.chat-row{display:flex;align-items:flex-end;gap:10px;overflow:visible}.chat-row.right{flex-direction:row-reverse}.chat-bubble{max-width:72%;background:var(--card);border:1px solid var(--line);border-radius:16px 16px 16px 4px;padding:9px 14px}.chat-row.right .chat-bubble{background:var(--ink);border-color:var(--ink);border-radius:16px 16px 4px}.chat-name{font-weight:600;font-size:11px;margin-bottom:2px;color:var(--sub)}.chat-text{font-size:13.5px;line-height:1.4}.chat-row.right .chat-text{color:#fafafa}.community-section{margin-bottom:40px}.community-wall{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;border-radius:24px;padding:28px 20px;background:var(--card);border:1px solid var(--line);overflow:visible}.community-item{width:36px;height:36px;flex-shrink:0}.shelf-row{margin-bottom:40px}.shelf-row:last-child{margin-bottom:0}.shelf-items{display:flex;justify-content:space-evenly;align-items:flex-end;flex-wrap:wrap;gap:16px;padding:0 12px 18px;overflow:visible}.shelf-item{display:flex;flex-direction:column;align-items:center;gap:8px;overflow:visible}.shelf-ledge{height:9px;margin:0 6px;border-radius:5px;background:linear-gradient(180deg,#fff,#e4e4e7);box-shadow:0 10px 18px #18181b1a,inset 0 1px #ffffffe6}.activity-pair{display:flex;align-items:center;gap:4px;min-height:44px;overflow:visible;filter:drop-shadow(0 7px 5px rgba(24,24,27,.16))}.activity-replay{border:none;background:#f4f4f5;color:#3f3f46;font-size:11px;padding:5px 10px;border-radius:999px;cursor:pointer}.activity-replay:hover{background:#e4e4e7}.expr-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(68px,1fr));gap:14px 8px}.expr-cell{display:flex;flex-direction:column;align-items:center;gap:6px;overflow:visible}.expr-cell span{font-size:10px;color:var(--sub);text-align:center}.footer{display:flex;flex-direction:column;align-items:center;gap:12px;padding:36px 0 0;border-top:1px solid var(--line);text-align:center}.footer p{font-size:12.5px;color:var(--sub);margin:0}.coffee-pill{display:inline-flex;align-items:center;gap:6px;background:#fd0;color:#18181b;border-radius:999px;padding:9px 16px;font-size:13px;font-weight:600;text-decoration:none;transition:transform .15s ease,box-shadow .15s ease}.coffee-pill:hover{transform:translateY(-1px);box-shadow:0 6px 16px #ffdd0059}.avatar{flex-shrink:0;overflow:visible}.avatar-sm{width:36px;height:36px}.avatar-md{width:44px;height:44px}.avatar-lg{width:64px;height:64px}@media (max-width: 640px){.features{grid-template-columns:repeat(2,1fr)}.hero h1{font-size:34px}}