:root{--bg: #0f172a;--card: #1e293b;--accent: #38bdf8;--text: #e2e8f0;--muted: #94a3b8}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}.container{max-width:640px;margin:0 auto;padding:3rem 1.25rem}h1{margin:0 0 .25rem;font-size:2rem}.subtitle{margin:0 0 2rem;color:var(--muted)}.muted{color:var(--muted)}.user-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.75rem}.user-card{display:flex;align-items:center;gap:1rem;background:var(--card);border:1px solid rgba(148,163,184,.15);border-radius:12px;padding:.9rem 1.1rem}.avatar{flex:0 0 auto;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font-weight:700;color:#0f172a;background:var(--accent)}.user-info{display:flex;flex-direction:column}.user-name{font-weight:600}.user-email{color:var(--muted);font-size:.9rem}.error{background:#422006;border:1px solid #b45309;border-radius:12px;padding:1rem 1.25rem}