/* Store Tracker — mobile-first, no framework */
* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --bg: #f1f5f9;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --danger: #dc2626;
  --ok: #16a34a;
}
html { font-size: 16px; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg); color: var(--text);
  min-height: 100vh;
}
.hidden { display: none !important; }
h1 { font-size: 1.25rem; }
h2 { font-size: 1.1rem; margin-bottom: 0.75rem; }
.muted { color: var(--muted); }
.small { font-size: 0.8rem; }
a { color: var(--primary); }

/* screens */
.screen { max-width: 760px; margin: 0 auto; padding: 0.5rem; }
.auth-card { margin-top: 15vh; }
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; padding: 1rem; margin-bottom: 1rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

/* forms */
form { display: flex; flex-direction: column; gap: 0.6rem; }
.grid-form { display: grid; grid-template-columns: 1fr 1fr; gap: 0.6rem; }
.grid-form label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.85rem; font-weight: 600; }
.grid-form .full { grid-column: 1 / -1; }
input, select, textarea {
  font: inherit; padding: 0.65rem; border: 1px solid var(--border);
  border-radius: 8px; background: #fff; width: 100%; font-weight: 400;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary); border-color: var(--primary); }

/* buttons */
.btn {
  font: inherit; font-weight: 600; border: none; border-radius: 10px;
  padding: 0.65rem 1rem; cursor: pointer; background: var(--border); color: var(--text);
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:active { background: var(--primary-dark); }
.btn-big { padding: 0.9rem 1.2rem; font-size: 1.05rem; }
.btn-small { padding: 0.35rem 0.7rem; font-size: 0.8rem; }
.btn-danger { background: var(--danger); color: #fff; }
.btn:disabled { opacity: 0.6; cursor: wait; }
button.full { grid-column: 1 / -1; width: 100%; }

/* topbar + tabs */
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.6rem 0.25rem;
}
.topbar-right { display: flex; align-items: center; gap: 0.5rem; }
.tabbar {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.4rem;
  margin-bottom: 0.75rem;
}
.tab {
  font: inherit; font-weight: 600; padding: 0.7rem 0.25rem;
  border: 1px solid var(--border); border-radius: 10px; background: #fff;
  cursor: pointer;
}
.tab.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* lists & records */
.list { display: flex; flex-direction: column; gap: 0.6rem; margin-top: 0.75rem; }
.record {
  border: 1px solid var(--border); border-radius: 10px; padding: 0.7rem;
  background: #fafbfc;
}
.record .head { display: flex; justify-content: space-between; gap: 0.5rem; flex-wrap: wrap; }
.record .title { font-weight: 700; }
.record .meta { font-size: 0.85rem; color: var(--muted); margin-top: 0.2rem; }
.record .actions { margin-top: 0.5rem; display: flex; gap: 0.4rem; flex-wrap: wrap; }
.chip {
  display: inline-block; background: #e0e9ff; color: var(--primary-dark);
  border-radius: 999px; padding: 0.1rem 0.6rem; font-size: 0.75rem; font-weight: 600;
}

/* photos */
.photogrid, .record .thumbs {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(90px, 1fr)); gap: 0.4rem;
}
.photogrid { margin-top: 0.75rem; }
.photogrid .shot { text-align: center; font-size: 0.7rem; color: var(--muted); }
.photogrid img, .record .thumbs img {
  width: 100%; height: 80px; object-fit: cover; border-radius: 8px; border: 1px solid var(--border);
}
.shot img.match { outline: 3px solid var(--ok); }

/* stock table */
.stocktable { width: 100%; border-collapse: collapse; margin-top: 0.5rem; font-size: 0.9rem; }
.stocktable th, .stocktable td { border: 1px solid var(--border); padding: 0.45rem; text-align: left; }
.stocktable th { background: var(--bg); }
.stocktable td.num { text-align: right; font-variant-numeric: tabular-nums; }
.stocktable td.neg { color: var(--danger); font-weight: 700; }

/* misc */
.row { display: flex; gap: 0.5rem; align-items: center; margin: 0.5rem 0; flex-wrap: wrap; }
.row input[type="text"], .row input[type="search"], .row input:not([type]) { flex: 1; }
.msg { margin-top: 0.5rem; font-size: 0.85rem; }
.msg.err { color: var(--danger); }
.msg.ok { color: var(--ok); }
details summary { cursor: pointer; padding: 0.25rem 0; }
textarea { resize: vertical; }
code { background: var(--bg); padding: 0.1rem 0.3rem; border-radius: 4px; }
hr { border: none; border-top: 1px solid var(--border); margin: 0.75rem 0; }

/* toast */
.toast {
  position: fixed; left: 50%; bottom: 1.2rem; transform: translateX(-50%);
  background: var(--text); color: #fff; padding: 0.7rem 1.2rem;
  border-radius: 10px; font-size: 0.9rem; z-index: 99; max-width: 90vw;
}
.toast.err { background: var(--danger); }

/* desktop: keep readable but roomier */
@media (min-width: 700px) {
  .tabbar { grid-template-columns: repeat(6, 1fr); }
  .screen { padding: 1rem; }
}