:root {
  color-scheme: light;
  --brand-dark: #0e3a2b;
  --brand-bg: #f5f0ff;
  --brand-ink: #111111;
  --accent: #fdbc7c;
  --danger: #b42318;
  --success: #127c44;
  --warning: #b54708;
  --neutral: rgba(17, 17, 17, 0.65);
  --font-base: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-base);
  background: var(--brand-bg);
  color: var(--brand-ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

header {
  padding: 1.25rem 1.25rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--brand-dark);
  letter-spacing: 0.01em;
  text-decoration: none;
}

main {
  padding: 0 1.25rem 5rem;
  margin: 0 auto;
}

h1,
h2,
h3 {
  color: var(--brand-dark);
  font-weight: 700;
}

.card {
  background: #ffffff;
  border-radius: 1.5rem;
  padding: 1.5rem;
  box-shadow: 0 16px 32px rgba(14, 58, 43, 0.08);
}

.card + .card {
  margin-top: 1.5rem;
}

label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

input,
select,
textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: 1rem;
  border: 1px solid rgba(17, 17, 17, 0.15);
  font-size: 1rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  background: rgba(255, 255, 255, 0.95);
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--brand-dark);
  box-shadow: 0 0 0 3px rgba(14, 58, 43, 0.15);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  font-size: 1rem;
  font-weight: 600;
  padding: 0.75rem 1.4rem;
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  text-decoration: none;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: var(--brand-dark);
  color: #ffffff;
  box-shadow: 0 10px 20px rgba(14, 58, 43, 0.18);
}

.btn-secondary {
  background: rgba(14, 58, 43, 0.08);
  color: var(--brand-dark);
}

.btn-outline {
  background: transparent;
  color: var(--brand-dark);
  border: 1px solid rgba(14, 58, 43, 0.25);
}

.version-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(14, 58, 43, 0.12);
  color: var(--brand-dark);
  letter-spacing: 0.08em;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  background: rgba(14, 58, 43, 0.12);
  color: var(--brand-dark);
  font-size: 0.85rem;
  font-weight: 600;
}

.alert {
  display: none;
  padding: 0.9rem 1rem;
  border-radius: 0.95rem;
  font-weight: 600;
}

.alert.error {
  background: rgba(180, 35, 24, 0.12);
  color: #7a2318;
}

.alert.success {
  background: rgba(18, 124, 68, 0.12);
  color: var(--success);
}

.table-card {
  display: grid;
  gap: 1rem;
}

.table-row {
  display: grid;
  gap: 0.5rem;
  padding: 1rem;
  border-radius: 1.1rem;
  border: 1px solid rgba(17, 17, 17, 0.08);
  background: rgba(255, 255, 255, 0.65);
}

.grid-gap-md {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  body {
    font-size: 17px;
  }

  main {
    padding-bottom: 4rem;
  }
}