:root{--primary:#155EE9}
*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Helvetica,Arial,sans-serif;background:#f6f7fb;color:#111}
.container{max-width:1100px;margin:0 auto;padding:20px}
.card{background:#fff;border:1px solid #e5e7eb;border-radius:10px;padding:16px;margin:12px 0}
.btn{padding:10px 14px;border-radius:8px;border:1px solid #d1d5db;background:#fff;cursor:pointer}
.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}
.input{width:100%;padding:10px;border:1px solid #d1d5db;border-radius:8px}
.row{display:flex;gap:12px;align-items:center}