:root {
  --bg: #f7f8fa;
  --fg: #1a1d23;
  --card-bg: #ffffff;
  --border: #d8dce1;
  --accent: #2563eb;
  --link: #1d4ed8;
  --danger: #dc2626;
  --success: #16a34a;
  --muted: #6b7280;
}

[data-theme="dark"] {
  --bg: #14161a;
  --fg: #e7e9ec;
  --card-bg: #1d2026;
  --border: #30343b;
  --accent: #60a5fa;
  --link: #93c5fd;
  --danger: #f87171;
  --success: #4ade80;
  --muted: #9aa1ab;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #14161a;
    --fg: #e7e9ec;
    --card-bg: #1d2026;
    --border: #30343b;
    --accent: #60a5fa;
    --link: #93c5fd;
    --danger: #f87171;
    --success: #4ade80;
    --muted: #9aa1ab;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.5;
}

@media (prefers-reduced-motion: no-preference) {
  a, button, input, .card { transition: background-color .15s ease, border-color .15s ease, color .15s ease; }
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .75rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: var(--card-bg);
}

.brand { color: var(--fg); font-weight: 600; text-decoration: none; }

a:not(.btn):not(.brand) { color: var(--link); }

.topbar-nav {
  display: flex;
  gap: 1rem;
  margin-left: auto;
  margin-right: 1rem;
}

#theme-toggle {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--fg);
  border-radius: 6px;
  padding: .35rem .6rem;
  cursor: pointer;
}

#theme-toggle:focus-visible,
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

main { max-width: 1100px; margin: 0 auto; padding: 1.5rem 1.25rem 4rem; }

.auth-card, .card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.5rem;
  max-width: 420px;
  margin: 3rem auto;
}

label { display: block; font-size: .875rem; margin-bottom: .25rem; color: var(--muted); }

input, select {
  width: 100%;
  padding: .5rem .6rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--fg);
  margin-bottom: 1rem;
}

button, .btn {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: .55rem 1rem;
  cursor: pointer;
  font-size: .95rem;
}

button.secondary, .btn.secondary {
  background: transparent;
  color: var(--fg);
  border: 1px solid var(--border);
}

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

table { width: 100%; border-collapse: collapse; }

table th, table td {
  text-align: left;
  padding: .6rem .5rem;
  border-bottom: 1px solid var(--border);
}

.status-active { color: var(--success); }
.status-error { color: var(--danger); }
.status-paused { color: var(--muted); }

.toolbar { display: flex; gap: .75rem; flex-wrap: wrap; margin-bottom: 1rem; align-items: end; }

.dashboard-toolbar { flex-wrap: nowrap; }
.dashboard-toolbar form { display: flex; align-items: end; gap: .75rem; }
.dashboard-toolbar label { margin-bottom: .55rem; white-space: nowrap; }
.dashboard-toolbar input,
.dashboard-toolbar select,
.dashboard-toolbar .btn {
  height: 2.5rem;
  margin-bottom: 0;
}
.dashboard-toolbar input { min-width: 15rem; }
.dashboard-toolbar select { min-width: 11rem; }
.dashboard-toolbar .btn { display: inline-flex; align-items: center; white-space: nowrap; }

@media (max-width: 700px) {
  .dashboard-toolbar { flex-wrap: wrap; }
  .dashboard-toolbar form { width: 100%; }
  .dashboard-toolbar input,
  .dashboard-toolbar select { flex: 1; min-width: 0; }
}

.empty-state, .error-state { padding: 2rem; text-align: center; color: var(--muted); }

.success, .error {
  padding: .75rem;
  border: 1px solid currentColor;
  border-radius: 6px;
}

.success { color: var(--success); }
.error { color: var(--danger); }

[hidden] { display: none !important; }