/* Palette follows the user's SmartIrrigation app: teal primary, light grey background, white cards. */
:root {
  --primary: #0f4c5c;
  --primary-hover: #0d3f4d;
  --danger: #c81d25;
  --up: #16a34a;
  --bg: #f5f7fa;
  --card: #fff;
  --muted: #64748b;
  --tint: #e6f8ef;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, sans-serif;
  background: var(--bg);
  color: #1e293b;
  padding-bottom: env(safe-area-inset-bottom);
}
a { color: var(--primary); }
code { background: #eef2f6; padding: 1px 4px; border-radius: 4px; }

.topbar {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px;
  background: var(--primary); color: #fff; padding: 10px 16px;
  padding-top: max(10px, env(safe-area-inset-top));
}
.topbar .brand { color: #fff; font-weight: 700; text-decoration: none; font-size: 1.1rem; }
.topbar nav { display: flex; gap: 14px; align-items: center; }
.topbar nav a, .topbar .link { color: #fff; text-decoration: none; font-size: .95rem; }
.topbar form { margin: 0; }
.link { background: none; border: 0; cursor: pointer; font: inherit; padding: 0; }

main { max-width: 1100px; margin: 0 auto; padding: 16px; }
footer { text-align: center; color: var(--muted); font-size: .8rem; padding: 16px; }

.card {
  background: var(--card); border-radius: 8px; padding: 16px; margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(15, 23, 42, .08), 0 1px 2px rgba(15, 23, 42, .04);
}
.card.narrow { max-width: 420px; margin: 40px auto; }
h1 { font-size: 1.25rem; margin: 0 0 12px; color: var(--primary); }
h2 { font-size: 1.1rem; margin: 0; }
h2 small { color: var(--muted); font-weight: 400; font-size: .8rem; }
.muted { color: var(--muted); font-size: .9rem; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 12px; }
.stats div { background: var(--bg); border-radius: 6px; padding: 8px 10px; }
.stats span { display: block; color: var(--muted); font-size: .8rem; }
.stats strong { font-size: 1.05rem; }
.accent { color: var(--up); }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 16px; }
.hit header { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 8px; }
.hit .price { font-weight: 700; color: var(--primary); }
.hit img { width: 100%; height: auto; border-radius: 6px; background: var(--bg); }
.reasons { margin: 10px 0 6px; padding-left: 0; list-style: none; font-size: .9rem; }
.reasons li { padding: 3px 0 3px 22px; position: relative; }
.reasons li::before { content: "✓"; position: absolute; left: 4px; color: var(--up); font-weight: 700; }

table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid #e2e8f0; }
th { color: var(--muted); font-weight: 600; }
.card:has(table) { overflow-x: auto; }

.form { display: grid; gap: 12px; }
.form label { display: grid; gap: 4px; font-size: .9rem; }
input { font: inherit; padding: 10px; border: 1px solid #cbd5e1; border-radius: 6px; }
.btn {
  font: inherit; padding: 10px 16px; border-radius: 6px; border: 1px solid #cbd5e1;
  background: #fff; cursor: pointer;
}
.btn.primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn.primary:hover { background: var(--primary-hover); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; margin: 12px 0; }
.msg { padding: 10px; border-radius: 6px; }
.msg.error { background: #fdecec; color: var(--danger); }
.msg.ok { background: var(--tint); color: #14532d; }
.help { margin-top: 12px; font-size: .9rem; }
.help summary { cursor: pointer; color: var(--primary); }