:root {
  color-scheme: light;
  --bg: #f4f5f2;
  --panel: #ffffff;
  --ink: #1f2933;
  --muted: #65727f;
  --line: #d9ded8;
  --accent: #256f5b;
  --accent-2: #b45309;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  padding: 24px 32px;
  background: #17382f;
  color: white;
}

h1, h2, p { margin: 0; }
h1 { font-size: 28px; }
h2 { font-size: 18px; margin-bottom: 16px; }
p { color: #cbd7d2; margin-top: 6px; }

.wrap { padding: 24px 32px 48px; }

.metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.metrics article,
.panel,
.login-box {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, .04);
}

.metrics article { padding: 18px; }
.metrics span { display: block; color: var(--muted); font-size: 14px; }
.metrics strong { display: block; margin-top: 8px; font-size: 26px; }

.grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.wide {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 16px;
}

.panel { padding: 18px; overflow-x: auto; }

label {
  display: grid;
  gap: 6px;
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 14px;
}

input, select, button, .button {
  width: 100%;
  min-height: 40px;
  border-radius: 6px;
  border: 1px solid var(--line);
  padding: 9px 11px;
  font: inherit;
}

button, .button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: auto;
  border-color: var(--accent);
  background: var(--accent);
  color: white;
  cursor: pointer;
  text-decoration: none;
}

.secondary { background: var(--accent-2); border-color: var(--accent-2); }
.ghost { background: transparent; border-color: rgba(255,255,255,.35); }

nav { display: flex; gap: 10px; }

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 14px;
  font-size: 14px;
}

th, td {
  text-align: left;
  border-bottom: 1px solid var(--line);
  padding: 10px 8px;
  white-space: nowrap;
}

th { color: var(--muted); font-weight: 600; }

.user-form {
  display: grid;
  grid-template-columns: 160px 1fr 160px 140px auto;
  gap: 10px;
  align-items: center;
}

.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 20px;
}

.login-box {
  width: min(420px, 100%);
  padding: 24px;
}

.login-box h1 { margin-bottom: 18px; color: var(--ink); }

@media (max-width: 1100px) {
  .metrics, .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .user-form { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 680px) {
  .topbar { align-items: flex-start; flex-direction: column; padding: 20px; }
  .wrap { padding: 16px; }
  .metrics, .grid, .user-form { grid-template-columns: 1fr; }
  h1 { font-size: 22px; }
}