:root {
  --bg: #0b1021;
  --card: #12182d;
  --accent: #4da3ff;
  --accent-strong: #74c365;
  --text: #e8ecf5;
  --muted: #92a0be;
  --border: #1f2a45;
  --danger: #ff6b6b;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  background: radial-gradient(120% 120% at 20% 20%, #18213d, #090d1c);
  color: var(--text);
  min-height: 100vh;
}

h1, h3 {
  margin: 0 0 6px 0;
}

main {
  padding: 16px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  background: linear-gradient(90deg, #11172c, #0c1325);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.subtitle {
  margin: 0;
  color: var(--muted);
}

.auth-block {
  display: flex;
  gap: 8px;
  align-items: center;
}

.nav {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  background: #0f1529;
  border-bottom: 1px solid var(--border);
}

.nav button {
  background: #151c33;
  color: var(--text);
  border: 1px solid var(--border);
  padding: 10px 14px;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.nav button.active {
  background: var(--accent);
  color: #0b1021;
  border-color: transparent;
}

.nav button:hover {
  border-color: var(--accent);
}

.view {
  display: none;
}

.view.active {
  display: block;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
  overflow-x: auto;
}

.card-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.split {
  display: grid;
  grid-template-columns: 2fr 1.2fr;
  gap: 16px;
}

.stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th, .table td {
  border-bottom: 1px solid var(--border);
  padding: 8px;
  text-align: left;
  color: var(--text);
}

.table tr:hover {
  background: rgba(255, 255, 255, 0.03);
}

.table.selectable tr.selected {
  background: rgba(77, 163, 255, 0.15);
}

label {
  display: block;
  margin-bottom: 10px;
  color: var(--muted);
}

input, select, textarea, button {
  width: 100%;
  padding: 10px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #0f1529;
  color: var(--text);
  font-size: 14px;
}

button {
  background: var(--accent);
  color: #0b1021;
  border: none;
  cursor: pointer;
  font-weight: 600;
  box-shadow: var(--shadow);
}

.small-btn {
  width: auto;
  padding: 8px 12px;
}

button:hover {
  filter: brightness(1.05);
}

.danger {
  background: var(--danger);
  color: #0b1021;
}

.auth-block button.danger {
  min-width: 64px;
}

textarea {
  min-height: 80px;
  resize: vertical;
}

.inline {
  display: flex;
  align-items: center;
  gap: 8px;
}

.inline-group {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 8px;
  margin: 12px 0;
}

.muted {
  color: var(--muted);
}

.small {
  font-size: 13px;
}

.metric {
  font-size: 28px;
  font-weight: 700;
}

.hidden {
  display: none !important;
}

.logo {
  height: 48px;
  max-width: 100px;
  width: auto;
  border-radius: 8px;
  margin-right: 12px;
  object-fit: contain;
}

.logo-area {
  display: flex;
  align-items: center;
}

@media (max-width: 960px) {
  .split {
    grid-template-columns: 1fr;
  }
  .nav {
    flex-wrap: wrap;
  }
  .nav button {
    flex: 1 1 48%;
    text-align: center;
  }
  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .auth-block {
    width: 100%;
    flex-wrap: wrap;
  }
  .auth-block input,
  .auth-block button {
    flex: 1 1 48%;
  }
  main {
    padding: 12px;
  }
}

@media (max-width: 640px) {
  .nav button {
    flex: 1 1 100%;
  }
  .auth-block input,
  .auth-block button {
    flex: 1 1 100%;
  }
  input,
  select,
  textarea,
  button {
    width: 100%;
  }
  .inline-group {
    grid-template-columns: 1fr;
  }
}