:root {
  --bg: #0f1419;
  --surface: #1a2332;
  --surface-hover: #243044;
  --border: #2d3a4d;
  --text: #e8eef4;
  --muted: #8b9cb3;
  --accent: #1a5f4a;
  --accent-bright: #2d8f6e;
  --danger: #c94c4c;
  --radius: 12px;
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

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

a:hover {
  text-decoration: underline;
}

.app-header {
  background: linear-gradient(135deg, var(--accent) 0%, #0f3d32 100%);
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.app-header h1 {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.badge-install {
  font-size: 0.8rem;
  color: var(--muted);
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 1.5rem;
}

section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

section h2 {
  margin: 0 0 1rem;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.form-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: flex-end;
  margin-bottom: 0.75rem;
}

.form-row:last-child {
  margin-bottom: 0;
}

label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.875rem;
  color: var(--muted);
  flex: 1;
  min-width: 140px;
}

input[type='text'],
input[type='date'],
select {
  font: inherit;
  padding: 0.55rem 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}

input:focus,
select:focus {
  outline: 2px solid var(--accent-bright);
  outline-offset: 0;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  border-radius: 8px;
  padding: 0.55rem 1rem;
  background: var(--accent);
  color: #fff;
  font-weight: 500;
}

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

button.secondary {
  background: var(--surface-hover);
  color: var(--text);
  border: 1px solid var(--border);
}

button.danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid var(--danger);
  padding: 0.35rem 0.65rem;
  font-size: 0.85rem;
}

button.danger:hover {
  background: rgba(201, 76, 76, 0.15);
}

.list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border);
}

.list li:last-child {
  border-bottom: none;
}

.list .meta {
  font-size: 0.85rem;
  color: var(--muted);
}

.empty {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0;
}

.banner {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  background: rgba(26, 95, 74, 0.25);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  margin-bottom: 1.25rem;
  font-size: 0.9rem;
}

.banner.warn {
  background: rgba(201, 76, 76, 0.12);
  border-color: var(--danger);
}

@media (max-width: 520px) {
  .form-row {
    flex-direction: column;
    align-items: stretch;
  }

  label {
    min-width: 100%;
  }
}