:root {
  --bg: #f6f7f9;
  --panel: #ffffff;
  --text: #1d2430;
  --muted: #607080;
  --border: #d8dee6;
  --accent: #176b5b;
  --accent-strong: #0f4d42;
  --danger: #a93434;
  --success: #1b7d4d;
}

* {
  box-sizing: border-box;
}

html,
body {
  max-width: 100%;
  overflow-x: hidden;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.45;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 22px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

.topbar > * {
  min-width: 0;
}

.brand {
  color: var(--text);
  font-size: 18px;
  font-weight: 700;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 14px;
}

.nav a {
  white-space: nowrap;
}

.page {
  width: min(1180px, calc(100% - 32px));
  margin: 22px auto 40px;
}

.footer {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto 24px;
  color: var(--muted);
  font-size: 13px;
}

.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.page-header > * {
  min-width: 0;
}

h1 {
  margin: 0;
  font-size: 28px;
  line-height: 1.15;
}

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

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.grid > * {
  min-width: 0;
}

.card,
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.card {
  display: block;
  min-width: 0;
  padding: 18px;
  color: var(--text);
  overflow-wrap: anywhere;
}

.card strong {
  display: block;
  margin-bottom: 6px;
}

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

.panel {
  padding: 18px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 8px 13px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font-weight: 650;
  cursor: pointer;
}

.button:hover {
  background: var(--accent-strong);
  text-decoration: none;
}

.button.secondary {
  background: #fff;
  color: var(--accent);
}

.button.secondary:hover {
  background: #eef7f5;
}

form {
  margin: 0;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field.full {
  grid-column: 1 / -1;
}

label {
  font-weight: 650;
}

input,
select,
textarea {
  width: 100%;
  min-height: 38px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  color: var(--text);
  font: inherit;
}

textarea {
  min-height: 90px;
  resize: vertical;
}

.checkbox-row {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
}

.checkbox-row label {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  font-weight: 500;
}

.checkbox-row input {
  width: auto;
  min-height: 0;
}

.help {
  color: var(--muted);
  font-size: 13px;
}

.alert {
  margin: 0 0 16px;
  padding: 12px 14px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: #fff;
}

.alert ul {
  margin: 8px 0 0;
  padding-left: 20px;
}

.alert-error {
  color: var(--danger);
  border-color: #e0b2b2;
  background: #fff6f6;
}

.alert-success {
  color: var(--success);
  border-color: #b7dfca;
  background: #f2fbf6;
}

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

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 900px;
}

th,
td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

th {
  background: #eef2f4;
  font-size: 13px;
  color: #384653;
}

tr:last-child td {
  border-bottom: 0;
}

.status {
  display: inline-flex;
  padding: 2px 8px;
  border-radius: 999px;
  background: #edf3f1;
  color: var(--accent-strong);
  font-size: 13px;
  font-weight: 650;
}

.status.inactive {
  background: #f1f1f1;
  color: var(--muted);
}

.detail-box {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fbfcfd;
}

.detail-box div {
  min-width: 0;
}

.detail-box span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 920px) {
  .grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .topbar,
  .page-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .topbar {
    padding: 12px 16px;
  }

  .page,
  .footer {
    width: min(100% - 24px, 1180px);
  }
}

@media (max-width: 620px) {
  .grid {
    grid-template-columns: 1fr;
  }
}