/* Panel operativo de comercios — estética neutra y funcional */
:root {
  --bg: #f6f7f9; --card: #fff; --ink: #23272f; --muted: #6b7280;
  --line: #e3e6ea; --accent: #5b3fa8; --accent-ink: #fff;
  --danger: #b3392e; --warn: #b57c17; --ok: #1f8a55; --radius: 10px;
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font-size: 14.5px; }
.hidden { display: none !important; }
.muted { color: var(--muted); font-size: .85rem; }

.layout { display: flex; min-height: 100vh; }
nav {
  width: 210px; background: #241d33; color: #cdc6dd; padding: 14px 0;
  flex-shrink: 0; position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
nav .brand { font-weight: 700; padding: 4px 18px 14px; color: #fff; }
nav button {
  display: block; width: 100%; text-align: left; background: none; border: 0;
  color: inherit; padding: 9px 18px; cursor: pointer; font: inherit;
}
nav button.active { background: var(--accent); color: #fff; }
main { flex: 1; padding: 20px 26px 60px; max-width: 1080px; }
h1 { font-size: 1.2rem; margin: 0 0 4px; }
h2 { font-size: 1rem; margin: 20px 0 8px; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; margin: 10px 0; }
table.grid { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
table.grid th { text-align: left; font-size: .78rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); padding: 9px 12px; border-bottom: 1px solid var(--line); background: #fbfcfd; }
table.grid td { padding: 9px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.grid tr:last-child td { border-bottom: 0; }

button.btn { font: inherit; border: 0; border-radius: 8px; padding: 8px 14px; cursor: pointer; background: var(--accent); color: var(--accent-ink); }
button.sec { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
button.danger { background: transparent; color: var(--danger); border: 1px solid var(--danger); }
button.mini { padding: 4px 10px; font-size: .8rem; }
button:disabled { opacity: .5; cursor: default; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin: 8px 0; }
.right { margin-left: auto; }

input, select { font: inherit; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
label.f { display: flex; flex-direction: column; gap: 4px; font-size: .82rem; color: var(--muted); }
form.inline { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; }

.badge { font-size: .72rem; padding: 2px 8px; border-radius: 999px; background: var(--line); white-space: nowrap; }
.badge.ok { background: #def0e6; color: var(--ok); }
.badge.warn { background: #f7ecd6; color: var(--warn); }
.badge.bad { background: #f7dfdc; color: var(--danger); }
.notice { border-left: 3px solid var(--accent); padding: 8px 12px; background: var(--card); border-radius: 6px; margin: 10px 0; font-size: .88rem; }
.notice.error { border-color: var(--danger); color: var(--danger); }

.login { max-width: 380px; margin: 12vh auto; }
.login .card { padding: 24px; }
.login input { width: 100%; margin-bottom: 10px; }
@media (max-width: 760px) {
  .layout { flex-direction: column; }
  nav { width: 100%; height: auto; position: static; display: flex; overflow-x: auto; padding: 0; }
  nav .brand { display: none; }
  nav button { white-space: nowrap; width: auto; }
}