:root {
  --primary: #0f8a5f;
  --accent: #d94f30;
  --gold: #f6b83f;
  --ink: #202124;
  --muted: #6b7280;
  --line: #e5e7eb;
  --page: #fbfaf7;
  --panel: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--page);
}

a {
  color: inherit;
}

.topbar {
  display: flex;
  gap: 18px;
  align-items: center;
  min-height: 64px;
  padding: 0 22px;
  background: var(--primary);
  color: #fff;
}

.brand {
  font-weight: 800;
  text-decoration: none;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  flex: 1;
}

nav a,
.logout {
  text-decoration: none;
  padding: 8px 10px;
  border-radius: 8px;
  border: 0;
  background: transparent;
  color: #fff;
  font: inherit;
  cursor: pointer;
}

nav a:hover,
.logout:hover {
  background: rgba(255, 255, 255, 0.14);
}

.page {
  width: min(1180px, 100%);
  margin: 0 auto;
  padding: 24px 14px 48px;
}

h1 {
  margin: 0 0 20px;
}

h2 {
  margin: 22px 0 12px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  box-shadow: 0 10px 22px rgba(31, 41, 55, 0.06);
  margin-bottom: 16px;
}

.metric span {
  color: var(--muted);
  font-size: 0.9rem;
}

.metric strong {
  display: block;
  margin-top: 8px;
  font-size: 2rem;
}

.table-wrap {
  overflow: auto;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

th,
td {
  text-align: left;
  padding: 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th {
  background: #f2fbf7;
}

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

button,
.button {
  border: 0;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  padding: 9px 12px;
  font: inherit;
  text-decoration: none;
  cursor: pointer;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  font: inherit;
  background: #fff;
}

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

form {
  margin: 0;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  align-items: end;
}

.flash {
  border-left: 4px solid var(--primary);
  background: #e9f8f1;
  padding: 12px;
  margin-bottom: 16px;
  border-radius: 8px;
}

.flash.error {
  border-color: var(--accent);
  background: #fff1ee;
}

.login {
  max-width: 420px;
  margin: 10vh auto;
}

.login form {
  display: grid;
  gap: 14px;
}

@media (max-width: 850px) {
  .grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px;
  }
}