:root {
  --bg: #f4f7f8; --card: #ffffff; --text: #16323a; --muted: #5d7880; --line: #dde7ea;
  --accent: #0e7c86; --accent-soft: #e2f3f4; --danger: #c0392b;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0f1a1d; --card: #172529; --text: #e6f0f2; --muted: #93abb1; --line: #263a3f; --accent: #3fb8c2; --accent-soft: #1b3438; }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); line-height: 1.45; }
.wrap { max-width: 900px; margin: 0 auto; padding: 16px; }
header.top { background: var(--accent); color: #fff; padding: 20px 16px 24px; }
header.top h1 { margin: 0; font-size: 1.4rem; }
header.top p { margin: 4px 0 0; opacity: .9; font-size: .95rem; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 14px; }
input, textarea, select { width: 100%; font: inherit; color: var(--text); background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; }
input:focus, textarea:focus { outline: 2px solid var(--accent); border-color: transparent; }
button, .btn { font: inherit; border: 0; border-radius: 10px; padding: 10px 16px; background: var(--accent); color: #fff; cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; gap: 6px; }
button.ghost, .btn.ghost { background: var(--accent-soft); color: var(--accent); }
button.danger { background: transparent; color: var(--danger); padding: 6px 10px; }
.chips { display: flex; gap: 8px; overflow-x: auto; padding: 12px 0 4px; }
.chip { text-decoration: none; white-space: nowrap; border: 1px solid var(--line); background: var(--card); color: var(--text); padding: 6px 14px; border-radius: 999px; }
.chip.on { background: var(--accent); color: #fff; border-color: var(--accent); }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; margin-top: 12px; }
.prod { display: flex; flex-direction: column; gap: 6px; }
.prod img { width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: 10px; background: var(--accent-soft); }
.prod .cat { font-size: .75rem; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
.prod h3 { margin: 0; font-size: 1.05rem; }
.prod p { margin: 0; color: var(--muted); font-size: .9rem; }
.price { font-size: 1.25rem; font-weight: 700; color: var(--accent); margin-top: auto; }
.muted { color: var(--muted); }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
footer { text-align: center; padding: 24px 16px; color: var(--muted); font-size: .9rem; }
label { display: block; font-size: .85rem; color: var(--muted); margin: 8px 0 4px; }

/* PWA: banner instalare + offline */
.install { position: fixed; left: 12px; right: 12px; bottom: calc(12px + env(safe-area-inset-bottom)); display: flex; align-items: center; gap: 10px; background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 10px 10px 10px 12px; box-shadow: 0 8px 28px rgba(0,0,0,.18); z-index: 50; max-width: 520px; margin: 0 auto; }
.install img { width: 40px; height: 40px; border-radius: 10px; }
.install .txt { flex: 1; display: flex; flex-direction: column; font-size: .85rem; line-height: 1.3; }
.install .txt span { color: var(--muted); }
.install .txt svg { vertical-align: -2px; }
.install .go { padding: 8px 12px; }
.install .x { background: transparent; color: var(--muted); padding: 6px 8px; }
#offline { background: #8a6d1d; color: #fff; text-align: center; font-size: .85rem; padding: 6px 12px; }
header.top { padding-top: calc(20px + env(safe-area-inset-top)); }