/* Engineered AI Systems — Login UI
   No external fonts, no external assets. CSP-strict friendly.
*/
:root {
  --bg: #0b0f14;
  --bg-2: #11161d;
  --surface: #161d26;
  --border: #232c39;
  --text: #e6edf3;
  --text-2: #9aa6b2;
  --accent: #5da1ff;
  --accent-2: #8be2c8;
  --danger: #ff6b6b;
  --ok: #58c890;
  --radius: 10px;
  --gap: 14px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
               Arial, "Liberation Sans", sans-serif;
  color: var(--text);
  background:
    radial-gradient(900px 600px at 80% -10%, rgba(93,161,255,0.10), transparent 60%),
    radial-gradient(700px 500px at -10% 110%, rgba(139,226,200,0.07), transparent 60%),
    var(--bg);
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.app-shell {
  width: 100%;
  max-width: 460px;
  display: grid;
  gap: 18px;
}

.brand {
  display: grid;
  gap: 6px;
  text-align: center;
  margin-bottom: 6px;
}
.brand-mark {
  width: 56px;
  height: 56px;
  margin: 0 auto;
  border-radius: 12px;
  background:
    linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  position: relative;
  box-shadow: 0 0 0 1px var(--border), 0 18px 40px -16px rgba(93,161,255,0.5);
}
.brand-mark::before {
  content: "";
  position: absolute;
  inset: 10px;
  border-radius: 6px;
  background: var(--bg);
}
.brand-mark::after {
  content: "";
  position: absolute;
  inset: 18px;
  border-radius: 3px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
.brand-title {
  margin: 6px 0 0;
  font-size: 22px;
  letter-spacing: 0.02em;
  font-weight: 600;
}
.brand-title span { color: var(--accent); }
.brand-sub {
  margin: 0;
  color: var(--text-2);
  font-size: 13px;
  letter-spacing: 0.04em;
}

.view h2 {
  margin: 4px 0 12px;
  font-size: 18px;
  font-weight: 600;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  display: grid;
  gap: var(--gap);
}

.field {
  display: grid;
  gap: 6px;
}
.field span {
  font-size: 12px;
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.field input {
  background: var(--bg-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 15px;
  outline: none;
  transition: border-color 120ms ease, box-shadow 120ms ease;
}
.field input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(93,161,255,0.18);
}

.actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}
button {
  background: var(--bg-2);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 9px 16px;
  border-radius: 8px;
  font-size: 14px;
  cursor: pointer;
  transition: transform 80ms ease, border-color 120ms ease, background 120ms ease;
}
button:hover { border-color: var(--accent); }
button:active { transform: translateY(1px); }
button.primary {
  background: linear-gradient(180deg, var(--accent) 0%, #4a86db 100%);
  border-color: transparent;
  color: #0b1220;
  font-weight: 600;
}
button.primary:hover { filter: brightness(1.05); }

.meta {
  font-size: 13px;
  color: var(--text-2);
  margin: 0;
  min-height: 18px;
}
.meta.err { color: var(--danger); }
.meta.ok { color: var(--ok); }

.mfa-options {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.mfa-options button[aria-selected="true"] {
  border-color: var(--accent);
  color: var(--accent);
}
.mfa-pane { display: grid; gap: var(--gap); }

.roles {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.roles li {
  padding: 4px 10px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 12px;
  color: var(--text-2);
}

.footer {
  text-align: center;
  color: var(--text-2);
  font-size: 12px;
}


/* TOTP enrollment view */
.enroll-qr {
  display: flex;
  justify-content: center;
  margin: 16px 0;
  background: #fff;
  padding: 12px;
  border-radius: 8px;
  min-height: 200px;
}
.enroll-qr svg { width: 200px; height: 200px; display: block; }
.enroll-secret {
  display: inline-block;
  padding: 6px 10px;
  background: var(--bg-2, #11161d);
  border: 1px solid var(--border, #232c39);
  border-radius: 4px;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 13px;
  letter-spacing: 0.05em;
  word-break: break-all;
  user-select: all;
}
.deeplink {
  display: inline-block;
  padding: 10px 16px;
  background: var(--accent, #5da1ff);
  color: #fff !important;
  border-radius: 6px;
  text-decoration: none;
  text-align: center;
  font-weight: 600;
}
#enroll-code {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 22px;
  letter-spacing: 0.3em;
  text-align: center;
}