:root{--ink:#24213a;--muted:#77738a;--purple:#7357ff;--pink:#ff6fae;--mint:#63d6b4;--yellow:#ffd66b;--bg:#fffafc;--card:#fff;--line:#eee8f2}*{box-sizing:border-box}body{margin:0;background:linear-gradient(145deg,#fff9fc,#f7fbff);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}a{text-decoration:none;color:inherit}button,input,textarea{font:inherit}.shell{max-width:1080px;margin:auto;padding:24px}.nav{display:flex;align-items:center;gap:26px;padding:12px 0 28px}.brand{font-size:25px;font-weight:900;color:var(--purple);margin-right:auto}.nav a{font-weight:750;color:#666079}.nav a:hover{color:var(--purple)}.hero{padding:30px 0}.hero h1{font-size:44px;line-height:1.02;margin:0 0 10px}.sub{color:var(--muted);font-size:18px}.btn{border:0;border-radius:16px;padding:13px 18px;font-weight:850;cursor:pointer;background:var(--purple);color:#fff;box-shadow:0 7px 18px #7357ff25}.btn.secondary{background:#fff;color:var(--purple);border:1px solid #ded5ff;box-shadow:none}.btn.fun{background:linear-gradient(120deg,var(--purple),var(--pink))}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));grid-gap:16px;gap:16px}.card{background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:22px;padding:20px;box-shadow:0 8px 30px #4c31570a}.person{font-size:21px;font-weight:900;color:var(--purple)}.venue{font-size:18px;font-weight:850;margin-top:5px}.meta{color:var(--muted);margin-top:6px}.pill{display:inline-block;padding:6px 10px;border-radius:999px;background:#f1edff;color:var(--purple);font-weight:800;font-size:13px}.section{margin:30px 0}.section h2{font-size:22px}.empty{padding:35px;border:1px dashed #dcd2e8;border-radius:22px;text-align:center;color:var(--muted)}.form{max-width:640px}.field{margin:18px 0}.field label{display:block;font-weight:850;margin-bottom:8px}.field input,.field textarea{width:100%;padding:14px;border-radius:14px;border:1px solid #ddd5e6;background:#fff}.field textarea{min-height:100px}.chatLayout{display:grid;grid-template-columns:minmax(0,1fr) 350px;grid-gap:24px;gap:24px}.chat{height:68vh;overflow:auto;padding-right:8px}.msg{max-width:78%;padding:12px 15px;border-radius:18px;margin:9px 0;background:#fff;border:1px solid var(--line)}.msg.me{margin-left:auto;background:#eeeaff}.msg.withy{background:#fff3f8}.who{font-size:12px;font-weight:900;color:var(--muted);margin-bottom:4px}.composer{display:flex;gap:8px;position:-webkit-sticky;position:sticky;bottom:0;background:linear-gradient(transparent,#fffafc 25%);padding:24px 0 5px}.composer input{flex:1 1;padding:14px;border:1px solid #ddd5e6;border-radius:15px}.planCard{position:-webkit-sticky;position:sticky;top:18px;background:#fff;border-radius:24px;padding:20px;border:1px solid var(--line);box-shadow:0 10px 35px #4c31570d}.planCard h2{margin:4px 0}.map{height:150px;border-radius:17px;background:linear-gradient(135deg,#e7f6ef,#eee9ff);display:grid;place-items:center;margin:16px 0;font-weight:900;color:#6f6881}.why{font-size:14px;color:var(--muted)}.cost{font-weight:850}.notice{padding:12px 14px;border-radius:14px;background:#fff5cc;color:#6f5b14;margin:12px 0}.tiny{font-size:13px;color:var(--muted)}@media(max-width:760px){.shell{padding:16px}.hero h1{font-size:35px}.chatLayout{grid-template-columns:1fr}.planCard{position:relative;top:0;order:-1}.chat{height:auto;max-height:55vh}.nav{gap:15px}.brand{font-size:22px}}