:root {
  --bg: #050505;
  --panel: #0f0f0f;
  --panel-2: #141414;
  --line: #2b2b2b;
  --text: #f4f4f4;
  --muted: #b6b6b6;
  --accent: #ffffff;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: radial-gradient(circle at 0% 0%, #1b1b1b 0%, #070707 40%, #000 100%);
  color: var(--text);
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.app-root {
  min-height: 100vh;
}

.boot {
  width: min(1000px, 92vw);
  margin: 32px auto;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
}

.boot-error h2 {
  margin-top: 0;
}

.shell {
  width: min(1300px, 94vw);
  margin: 0 auto;
  padding: 20px;
  display: grid;
  gap: 14px;
}

.hero {
  padding: 18px;
  border-radius: 14px;
  color: #000;
  background: linear-gradient(130deg, #fff 0%, #d0d0d0 40%, #7b7b7b 100%);
}

.hero h1 {
  margin: 0;
  font-size: 28px;
}

.hero p {
  margin: 8px 0 0;
  font-weight: 600;
}

.grid {
  display: grid;
  gap: 12px;
}

.cols-3 {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.cols-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.panel {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  padding: 14px;
}

.panel h2 {
  margin: 0 0 10px;
  font-size: 18px;
}

.panel h3 {
  margin: 0 0 8px;
  font-size: 15px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 10px;
}

label {
  display: grid;
  gap: 6px;
  font-size: 12px;
  color: var(--muted);
}

input,
select,
textarea,
button {
  width: 100%;
  border-radius: 8px;
  border: 1px solid #3a3a3a;
  background: var(--panel-2);
  color: var(--text);
  padding: 8px 10px;
  font-size: 13px;
}

textarea {
  min-height: 95px;
  resize: vertical;
}

button {
  cursor: pointer;
  border: none;
  background: var(--accent);
  color: #000;
  font-weight: 700;
}

button.secondary {
  background: transparent;
  border: 1px solid #505050;
  color: var(--text);
}

button:disabled {
  opacity: 0.55;
  cursor: wait;
}

.btn-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.btn-row button {
  width: auto;
}

.kpis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
}

.kpi {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #0a0a0a;
  padding: 10px;
}

.kpi .k {
  color: var(--muted);
  font-size: 12px;
}

.kpi .v {
  margin-top: 5px;
  font-size: 19px;
  font-weight: 700;
}

.table-wrap {
  overflow: auto;
  border: 1px solid #222;
  border-radius: 8px;
}

.table-wrap table {
  border-collapse: collapse;
  width: 100%;
  font-size: 12px;
}

.table-wrap th,
.table-wrap td {
  border-bottom: 1px solid #202020;
  text-align: left;
  padding: 8px;
  white-space: nowrap;
}

.table-wrap thead th {
  background: #0c0c0c;
  position: sticky;
  top: 0;
}

canvas {
  width: 100%;
  border: 1px solid #292929;
  border-radius: 8px;
  background: #050505;
}

.status {
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #303030;
  background: #0b0b0b;
  color: var(--muted);
  font-size: 12px;
}

.small {
  font-size: 12px;
  color: var(--muted);
}

pre {
  margin: 0;
  border: 1px solid #232323;
  border-radius: 8px;
  background: #080808;
  padding: 10px;
  max-height: 240px;
  overflow: auto;
  font-size: 12px;
}

.badge {
  display: inline-block;
  border: 1px solid #515151;
  border-radius: 999px;
  padding: 2px 8px;
  font-size: 11px;
  color: #dcdcdc;
}

.badge.ok {
  border-color: #bdbdbd;
  color: #ffffff;
}

@media (max-width: 680px) {
  .hero h1 {
    font-size: 23px;
  }
}