body{font-family:system-ui,sans-serif;margin:0;color:#111;background:#fafafa}a{color:#2563eb;text-decoration:none}.w{max-width:1000px;margin:0 auto;padding:0 20px}footer,header{background:#fff;border-bottom:1px solid #eee;padding:14px 0}footer{border-top:1px solid #eee;margin-top:60px;font-size:14px}nav a{margin-right:16px}.g{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));grid-gap:14px;gap:14px}.c{background:#fff;border:1px solid #e5e5e5;border-radius:10px;padding:16px}.b{font-size:12px;background:#eef;border-radius:6px;padding:2px 8px;margin-right:6px}.b,.btn{display:inline-block}.btn{background:#111;color:#fff;padding:10px 16px;border-radius:8px;border:0;cursor:pointer}input,select,textarea{width:100%;padding:8px;margin:4px 0 12px;box-sizing:border-box}.note{background:#fff7d6;border:1px solid #f0d78c;padding:12px;border-radius:8px}