* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
       max-width: 640px; margin: 40px auto; padding: 0 20px; color: #1a1a1a; line-height: 1.6;
       -webkit-text-size-adjust: 100%; }
h1 { font-size: 1.8em; margin-bottom: 8px;
     display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
h1 > span { min-width: 0; flex: 1; }
h2 { font-size: 1.3em; margin: 28px 0 12px; }
p, li { font-size: 1.05em; }
ul, ol { margin-left: 20px; margin-bottom: 12px; }
li { margin-bottom: 6px; }
a { color: #1a7a2e; text-decoration: none; }
a:hover { text-decoration: underline; }
.btn { display: inline-block; background: #1a7a2e; color: #fff !important; padding: 12px 28px;
       border-radius: 6px; font-size: 1.1em; font-weight: 600; margin: 16px 0;
       text-decoration: none !important; }
.btn:hover { background: #0f5e1f; }
.step { background: #f7f7f7; border-radius: 8px; padding: 16px 20px; margin-bottom: 12px; }
.step-num { display: inline-block; background: #1a7a2e; color: #fff; width: 28px; height: 28px;
            border-radius: 50%; text-align: center; line-height: 28px; font-weight: 700;
            margin-right: 10px; font-size: 0.9em; }
.muted { color: #888; font-size: 0.9em; }
.nav { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 6px;
       margin: 8px 0 22px; padding: 4px; background: #f4f4f4; border-radius: 10px; }
.nav a { display: inline-flex; align-items: center; min-height: 38px; padding: 6px 14px;
         border-radius: 7px; color: #333; font-size: 0.95em; font-weight: 500; }
.nav a:hover { background: #e9e9e9; text-decoration: none; }
.nav a.active { background: #1a7a2e; color: #fff !important; }
.nav a.nav-logout { margin-left: auto; color: #888; font-weight: 400; }
.users { list-style: none; margin-left: 0; }
.users li { padding: 6px 0; border-bottom: 1px solid #eee; }
.logo { width: 52px; height: 52px; border-radius: 50%; object-fit: cover; flex-shrink: 0;
        background: #fff; box-shadow: 0 2px 8px rgba(0,0,0,0.12); }
.brand-sub { display: block; font-size: 0.55em; color: #666; font-weight: 500;
             letter-spacing: 0.04em; text-transform: uppercase; margin-top: 2px; }

@media (max-width: 600px) {
  body { margin: 18px auto; padding: 0 14px; }
  h1 { font-size: 1.45em; gap: 10px; }
  h2 { font-size: 1.15em; margin: 22px 0 10px; }
  p, li { font-size: 1em; }
  .logo { width: 44px; height: 44px; }
  .brand-sub { font-size: 0.6em; }
  .btn { padding: 12px 22px; font-size: 1.05em; }
  .step { padding: 14px 16px; }
  .nav { gap: 2px; padding: 3px; }
  .nav a { padding: 6px 10px; font-size: 0.92em; }
}