:root {
  --bg: #f4f7fb;
  --card: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --accent: #0f766e;
  --accent-dark: #115e59;
  --border: #d1d5db;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top right, #d2f3ed 0%, var(--bg) 35%);
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background: #082f49;
  color: #fff;
}

.topbar h1 { margin: 0; font-size: 1.1rem; }
.topbar nav { display: flex; gap: 1rem; }
.topbar a { color: #fff; text-decoration: none; }
.topbar-right {
  display: flex;
  gap: 1rem;
  align-items: center;
}
.user-panel {
  display: flex;
  align-items: center;
  gap: .6rem;
}
.user-panel form { margin: 0; }
.btn-ghost {
  border: 1px solid rgba(255, 255, 255, 0.5);
  background: transparent;
  color: #fff;
}
.btn-ghost:hover { background: rgba(255, 255, 255, 0.15); }

.container {
  max-width: 1150px;
  margin: 1.5rem auto;
  padding: 0 1rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
}

.metric {
  font-size: 2rem;
  margin: .25rem 0 0;
  color: var(--accent-dark);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
}

th, td {
  text-align: left;
  padding: .7rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

th { background: #e5eefb; }

.actions {
  display: flex;
  gap: .65rem;
  align-items: center;
}

.actions form { margin: 0; }
.clickable-row { cursor: pointer; }
.clickable-row:hover { background: #f3f8ff; }

.btn,
button {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: .45rem .75rem;
  text-decoration: none;
  cursor: pointer;
}

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

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: .9rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem;
}

label {
  display: flex;
  flex-direction: column;
  gap: .35rem;
  font-size: .92rem;
  color: var(--muted);
}

input, select, textarea {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .55rem;
  font-size: .95rem;
}

textarea {
  resize: vertical;
  min-height: 68px;
  font-family: "IBM Plex Mono", monospace;
}

.full { grid-column: 1 / -1; }
.form-actions { display: flex; gap: .75rem; align-items: center; }
.inline-alert {
  background: #fff8dd;
  border: 1px solid #ecd58f;
  border-radius: 8px;
  padding: .65rem .8rem;
}
.warn {
  color: #9a3412;
  background: #fff7ed;
  border: 1px solid #fed7aa;
  border-radius: 8px;
  padding: .7rem .9rem;
}

@media (max-width: 760px) {
  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: .55rem;
  }
  .topbar-right {
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
  }
}