:root {
  color-scheme: light;
  --bg: #f5f7f9;
  --panel: #ffffff;
  --text: #172026;
  --muted: #63717d;
  --line: #d9e0e6;
  --accent: #1d6f5f;
  --accent-dark: #145247;
  --danger: #a83232;
  --shadow: 0 10px 30px rgba(20, 34, 43, 0.08);
}

* {
  box-sizing: border-box;
}

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

main {
  width: min(1180px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 32px 0 48px;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: clamp(32px, 5vw, 52px);
  line-height: 1;
  letter-spacing: 0;
}

h2 {
  font-size: 20px;
}

button,
input {
  font: inherit;
}

button {
  border: 0;
  border-radius: 6px;
  padding: 11px 14px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  white-space: nowrap;
}

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

button.secondary {
  background: #e7ecef;
  color: var(--text);
}

button.danger {
  background: var(--danger);
}

input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 11px 12px;
  background: #fff;
}

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

.hidden {
  display: none !important;
}

.auth-panel,
.create-panel,
.lab-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.auth-panel {
  min-height: 520px;
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 48px;
  align-items: center;
  padding: 48px;
}

.auth-panel form {
  display: grid;
  gap: 16px;
}

.eyebrow {
  color: var(--accent);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}

.muted {
  color: var(--muted);
  margin-top: 8px;
}

.error {
  color: var(--danger);
  min-height: 20px;
}

.topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 24px;
}

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

.pill,
.status {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 12px;
  color: var(--muted);
  background: #fff;
}

.create-panel {
  padding: 22px;
  margin-bottom: 24px;
}

.form-row {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto;
  gap: 16px;
  align-items: end;
}

fieldset {
  border: 0;
  padding: 20px 0 0;
  margin: 0;
}

legend {
  font-weight: 700;
  margin-bottom: 12px;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.problem-option {
  display: grid;
  grid-template-columns: 20px 1fr;
  align-items: start;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fbfcfd;
}

.problem-option input {
  width: auto;
  margin-top: 3px;
}

.problem-option strong {
  display: block;
  color: var(--text);
  margin-bottom: 4px;
}

.message {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-bottom: 16px;
  background: #fff;
}

.lab-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 16px;
}

.lab-card {
  padding: 18px;
  display: grid;
  gap: 16px;
}

.lab-card-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.links,
.credentials,
.problems,
.stats {
  display: grid;
  gap: 8px;
  font-size: 14px;
}

.link-row {
  display: grid;
  grid-template-columns: 52px 1fr auto;
  gap: 8px;
  align-items: center;
}

.link-row a {
  color: var(--accent-dark);
  overflow-wrap: anywhere;
}

.link-row button,
.actions button {
  padding: 8px 10px;
}

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

@media (max-width: 760px) {
  main {
    width: min(100vw - 20px, 1180px);
    padding-top: 20px;
  }

  .auth-panel {
    grid-template-columns: 1fr;
    padding: 28px;
    min-height: auto;
  }

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

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