:root {
  --bg: #0f1420;
  --panel: #161d2e;
  --border: #26304a;
  --text: #e6e9f0;
  --text-dim: #9aa4bd;
  --accent: #4f7cff;
  --accent-hover: #6b90ff;
  --danger: #e5484d;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  display: flex;
  flex-direction: column;
}

a { color: var(--accent); }

header.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
}

header.topbar .brand { font-weight: 600; letter-spacing: 0.2px; }
header.topbar nav { display: flex; align-items: center; gap: 16px; }
header.topbar nav a { color: var(--text-dim); text-decoration: none; font-size: 14px; }
header.topbar nav a:hover { color: var(--text); }
header.topbar nav .who { color: var(--text-dim); font-size: 13px; }

.inline-logout { display: inline; margin: 0; }
.linkbtn {
  all: unset;
  cursor: pointer;
  color: var(--text-dim);
  font-size: 14px;
}
.linkbtn:hover { color: var(--text); }

main {
  flex: 1;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 48px 20px;
}

main.centered { align-items: center; }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  width: 100%;
  max-width: 380px;
}

.card h1 { font-size: 18px; margin: 0 0 4px; }
.card p.subtitle { color: var(--text-dim); font-size: 13px; margin: 0 0 24px; }
.muted { color: var(--text-dim); font-size: 14px; }

label {
  display: block;
  font-size: 13px;
  color: var(--text-dim);
  margin: 16px 0 6px;
}

input[type="text"],
input[type="email"],
input[type="password"] {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #0c1120;
  color: var(--text);
  font-size: 14px;
}

input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }

button, .btn {
  display: inline-block;
  margin-top: 22px;
  width: 100%;
  padding: 10px 14px;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: white;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
}

button:hover, .btn:hover { background: var(--accent-hover); }
button.danger { background: var(--danger); }

.error {
  background: rgba(229, 72, 77, 0.12);
  border: 1px solid rgba(229, 72, 77, 0.4);
  color: #ff9a9c;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 13px;
  margin-bottom: 4px;
}

.hint { color: var(--text-dim); font-size: 12px; margin-top: 18px; }
.steps { color: var(--text-dim); font-size: 14px; padding-left: 20px; }

.panel-wide { max-width: 640px; }
.wide-720 { max-width: 720px; }

.qr-box {
  background: white;
  padding: 12px;
  border-radius: 8px;
  display: inline-block;
  margin: 12px 0;
}

.secret-code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  background: #0c1120;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  display: inline-block;
  letter-spacing: 1px;
  font-size: 13px;
}