:root {
  --bg: #0b0c0e;
  --bg-raised: #14161a;
  --bg-card: #1a1d22;
  --bg-hover: #22262c;
  --bg-input: #101216;
  --line: #2b2f36;
  --line-strong: #3d434d;
  --ink: #f2f4ff;
  --ink-dim: #9aa3c2;
  --ink-mute: #66708f;
  --amber: #0119f7;
  --brand: #0119f7;
  --amber-hot: #4d6bff;
  --amber-deep: #3b54ff;
  --amber-soft: rgba(1, 25, 247, 0.18);
  --amber-glow: rgba(1, 25, 247, 0.38);
  --good: #7dba7a;
  --good-soft: rgba(125, 186, 122, 0.14);
  --warn: #c56a55;
  --warn-soft: rgba(197, 106, 85, 0.14);
  --info: #7ea3c4;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.38);
  --radius: 14px;
  --radius-sm: 10px;
  --font: "IBM Plex Sans", "Noto Sans SC", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", ui-sans-serif, system-ui, sans-serif;
  --mono: "IBM Plex Mono", "ui-monospace", "SFMono-Regular", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.45;
  min-height: 100%;
}
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--amber); text-decoration: none; }
a:hover { color: var(--amber-hot); }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.app-toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 80;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}
.toast {
  pointer-events: auto;
  min-width: 220px;
  max-width: 360px;
  padding: 11px 14px;
  border-radius: 10px;
  background: #23272e;
  border: 1px solid var(--line);
  color: var(--ink);
  box-shadow: var(--shadow);
  font-size: 14px;
  animation: toast-in 180ms ease;
}
.toast.error { border-color: #6a3a32; background: #2a1b19; }
.toast.ok { border-color: #355338; background: #172118; }
@keyframes toast-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

.modal-root[hidden] { display: none; }
.modal-root {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-items: center;
  padding: 20px;
}
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(6, 7, 9, 0.72);
  backdrop-filter: blur(6px);
}
.modal {
  position: relative;
  width: min(520px, 100%);
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 22px 22px 18px;
}
.modal h2 {
  margin: 0 0 14px;
  font-size: 18px;
  font-weight: 620;
  letter-spacing: 0.02em;
}
.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--bg-hover);
  color: var(--ink);
  transition: background 120ms ease, border-color 120ms ease, transform 80ms ease, opacity 120ms ease;
}
.btn:hover { background: #2b3038; border-color: var(--line-strong); }
.btn:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.42; cursor: not-allowed; transform: none; }
.btn-primary {
  background: var(--amber);
  border-color: #0110c4;
  color: #ffffff;
  font-weight: 700;
}
.btn-primary:hover { background: var(--amber-hot); }
.btn-ghost { background: transparent; }
.btn-good { background: #2a3a2b; border-color: #3d5a3f; color: #d8ecd6; }
.btn-good:hover { background: #334836; }
.btn-warn { background: #3a2622; border-color: #5c3a34; color: #f0d2cb; }
.btn-warn:hover { background: #4a2e29; }
.btn-sm { min-height: 32px; padding: 0 10px; font-size: 13px; border-radius: 8px; }

.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; }
.field label {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.field input,
.field select,
.field textarea {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  outline: none;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--amber-deep);
  box-shadow: 0 0 0 3px var(--amber-soft);
}
.field textarea { min-height: 72px; resize: vertical; }
.hint { color: var(--ink-mute); font-size: 12px; }

.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  letter-spacing: 0.04em;
  background: var(--bg-hover);
  color: var(--ink-dim);
  border: 1px solid var(--line);
}
.badge-amber { background: var(--amber-soft); color: #c5ceff; border-color: #1a2a8a; }
.badge-good { background: var(--good-soft); color: #b7dfb4; border-color: #355338; }
.badge-warn { background: var(--warn-soft); color: #efb7ad; border-color: #5c3a34; }

.empty {
  padding: 28px 16px;
  text-align: center;
  color: var(--ink-mute);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.01);
}
.empty strong { display: block; color: var(--ink-dim); font-weight: 620; margin-bottom: 4px; }

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(900px 500px at 80% -10%, rgba(1,25,247,0.16), transparent 50%),
    radial-gradient(700px 400px at 0% 110%, rgba(1,25,247,0.10), transparent 45%),
    var(--bg);
}
.login-card {
  width: min(420px, 100%);
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 28px 26px 22px;
  box-shadow: var(--shadow);
}
.login-kicker {
  color: var(--amber);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.login-card h1 {
  margin: 0 0 6px;
  font-size: 26px;
  letter-spacing: -0.02em;
}
.login-card p.lead {
  margin: 0 0 20px;
  color: var(--ink-dim);
  font-size: 14px;
}
.pin-input {
  letter-spacing: 0.28em;
  font-family: var(--mono);
  font-size: 22px;
  text-align: center;
}
.login-error {
  color: #efb7ad;
  min-height: 20px;
  font-size: 13px;
  margin: 6px 0 10px;
}