:root {
  --bg: #f7f7f8;
  --fg: #1a1a1a;
  --muted: #6b6b6b;
  --border: #e0e0e0;
  --accent: #1a7d4f;
  --accent-fg: #ffffff;
  --danger: #b23b3b;
  --card-bg: #ffffff;
}

* { box-sizing: border-box; }

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

header {
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

header .brand { font-weight: 700; }

header nav a {
  color: var(--muted);
  text-decoration: none;
  margin-right: 1rem;
}

header nav a.active, header nav a:hover { color: var(--fg); }

main {
  max-width: 900px;
  margin: 1.5rem auto;
  padding: 0 1rem;
}

table { width: 100%; border-collapse: collapse; background: var(--card-bg); }
th, td { text-align: left; padding: 0.6rem 0.75rem; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 0.85rem; text-transform: uppercase; }

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem;
  margin-bottom: 1rem;
}

form .field { margin-bottom: 1rem; }
label { display: block; font-weight: 600; margin-bottom: 0.25rem; font-size: 0.9rem; }
input[type=text], input[type=number], input[type=url] {
  width: 100%;
  padding: 0.5rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 1rem;
}
.hint { color: var(--muted); font-size: 0.8rem; margin-top: 0.25rem; }
.row { display: flex; gap: 1rem; }
.row > .field { flex: 1; }

.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--fg);
  cursor: pointer;
  font-size: 0.9rem;
  text-decoration: none;
}
.btn-primary { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }
.btn-danger { color: var(--danger); border-color: var(--danger); }
.btn-sm { padding: 0.25rem 0.6rem; font-size: 0.8rem; }

.badge { display: inline-block; padding: 0.15rem 0.5rem; border-radius: 999px; font-size: 0.75rem; }
.badge-on { background: #e3f5ea; color: var(--accent); }
.badge-off { background: #f0f0f0; color: var(--muted); }

.match-item { display: flex; gap: 1rem; align-items: center; }
.match-item img { width: 64px; height: 64px; object-fit: cover; border-radius: 6px; background: #eee; }
.match-item .price { font-weight: 700; }

.empty { color: var(--muted); padding: 2rem 0; text-align: center; }

.flash-error {
  background: #fbeaea;
  color: var(--danger);
  border: 1px solid var(--danger);
  border-radius: 8px;
  padding: 0.6rem 1rem;
  margin-bottom: 1rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17181a;
    --fg: #eaeaea;
    --muted: #9a9a9a;
    --border: #303234;
    --card-bg: #202224;
    --accent: #37c07f;
    --accent-fg: #0b1a12;
    --badge-on-bg: #123322;
  }
  .badge-on { background: #123322; }
  .flash-error { background: #331515; }
}