:root{--bg0: #0f1419;--bg1: #1a2332;--bg2: #243044;--ink: #e8eef7;--muted: #9aabbf;--accent: #3d9cf0;--accent-ink: #041018;--ok: #3dd68c;--danger: #f07178;--panel: rgba(26, 35, 50, .92);--line: rgba(232, 238, 247, .12);--radius: 14px;--font: "DM Sans", system-ui, sans-serif;--mono: "IBM Plex Mono", ui-monospace, monospace}*{box-sizing:border-box}html,body,#root{min-height:100%}body{margin:0;font-family:var(--font);color:var(--ink);background:radial-gradient(1200px 600px at 10% -10%,rgba(61,156,240,.22),transparent 55%),radial-gradient(900px 500px at 90% 0%,rgba(61,214,140,.12),transparent 50%),linear-gradient(165deg,var(--bg0),var(--bg1) 45%,#121a24)}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.page,.auth-shell{min-height:100vh;padding:24px}.auth-shell{display:grid;place-items:center}.topbar{max-width:820px;margin:0 auto 20px;display:flex;align-items:center;justify-content:space-between;gap:12px}.topbar-actions{display:flex;gap:8px}.brand{font-weight:700;letter-spacing:-.03em;font-size:1.15rem;color:var(--ink);text-decoration:none}.panel,.hero-panel,.auth-panel{max-width:820px;margin:0 auto;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:28px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.auth-panel{width:min(420px,100%)}.hero-panel h1,.panel h1,.auth-panel h1{margin:0 0 10px;font-size:clamp(1.7rem,3vw,2.3rem);letter-spacing:-.03em}.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.75rem;color:var(--accent);margin:0 0 8px}.lead,.muted{color:var(--muted);line-height:1.5}.center{text-align:center}label{display:grid;gap:6px;margin:14px 0;font-size:.9rem;color:var(--muted)}input,textarea,button{font:inherit}input,textarea{width:100%;border:1px solid var(--line);background:var(--bg0);color:var(--ink);border-radius:10px;padding:12px 14px}textarea{font-family:var(--mono);font-size:.85rem;resize:vertical}button,.button-link{display:inline-flex;align-items:center;justify-content:center;border:none;border-radius:10px;padding:12px 16px;background:var(--accent);color:var(--accent-ink);font-weight:600;cursor:pointer;text-decoration:none}button:disabled{opacity:.6;cursor:not-allowed}button.ghost,.button-link.secondary{background:transparent;color:var(--ink);border:1px solid var(--line)}.actions{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0}.error{color:var(--danger)}.ok{color:var(--ok)}.scanner{margin:16px 0}.scanner-viewport{overflow:hidden;border-radius:12px;border:1px solid var(--line);max-width:360px}.message-list{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:10px}.message-card{background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:14px 16px}.message-card p{margin:8px 0 0;line-height:1.45}.message-meta{display:flex;justify-content:space-between;gap:12px;font-size:.9rem;color:var(--muted)}.message-meta strong{color:var(--ink)}