:root {
  --bg: #1a1a2e; --surface: #16213e; --border: #0f3460;
  --text: #e0e0e0; --muted: #888; --accent: #e94560;
  --green: #4ecca3; --orange: #f5a623; --red: #e94560;
  --row-hover: #1a2744; --stock-zero: #3d1520;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Segoe UI', system-ui, sans-serif; background: var(--bg); color: var(--text); font-size: 13px; }

/* ── Header ─────────────────────────── */
.header { background: var(--surface); border-bottom: 2px solid var(--border); padding: 10px 20px; display: flex; align-items: center; gap: 16px; }
.header h1 { font-size: 16px; font-weight: 600; white-space: nowrap; }
.header h1 span { color: var(--accent); }
.status-badge { font-size: 11px; padding: 2px 8px; border-radius: 10px; background: var(--border); color: var(--muted); }
.status-badge.connected { background: #1a3a2a; color: var(--green); }

/* ── Filters ────────────────────────── */
.filters { background: var(--surface); border-bottom: 1px solid var(--border); padding: 12px 20px; }
.filter-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: end; margin-bottom: 8px; }
.filter-group { display: flex; flex-direction: column; gap: 2px; }
.filter-group label { font-size: 10px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--muted); }
.filter-group input { background: var(--bg); border: 1px solid var(--border); color: var(--text); padding: 6px 10px; border-radius: 4px; font-size: 13px; font-family: 'Cascadia Code', 'Consolas', monospace; }
.filter-group input:focus { outline: none; border-color: var(--accent); }
.filter-group input.primary { border-color: var(--accent); width: 260px; font-size: 14px; }
.filter-group input[type="number"] { width: 80px; }
.filter-group input[type="text"] { width: 160px; }
.filter-group input[type="datetime-local"] { width: 190px; font-size: 11px; }

.date-presets { display: flex; gap: 4px; align-items: center; flex-wrap: wrap; }
.date-presets button { background: var(--bg); border: 1px solid var(--border); color: var(--text); padding: 5px 10px; border-radius: 4px; cursor: pointer; font-size: 11px; white-space: nowrap; }
.date-presets button:hover { border-color: var(--accent); }
.date-presets button.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.action-row { display: flex; gap: 8px; align-items: center; }
.btn { padding: 6px 16px; border-radius: 4px; border: none; cursor: pointer; font-size: 12px; font-weight: 600; }
.btn-search { background: var(--accent); color: #fff; }
.btn-search:hover { opacity: 0.9; }
.btn-refresh { background: var(--border); color: var(--text); }
.btn-refresh:hover { background: #1a3a5e; }
.btn-clear { background: transparent; border: 1px solid var(--border); color: var(--muted); }
.btn-clear:hover { border-color: var(--accent); color: var(--text); }
.btn-edit { background: var(--orange); color: #1a1a2e; }
.btn-edit:hover { opacity: 0.9; }

/* ── Modal ──────────────────────────── */
.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,0.6); display: flex; align-items: center; justify-content: center; z-index: 1000; }
.modal-backdrop[hidden] { display: none; }
.modal { background: var(--surface); border: 1px solid var(--border); border-radius: 6px; width: 380px; max-width: 90vw; box-shadow: 0 8px 32px rgba(0,0,0,0.5); }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; border-bottom: 1px solid var(--border); }
.modal-header h2 { font-size: 14px; font-weight: 600; }
.modal-close { background: transparent; border: none; color: var(--muted); font-size: 22px; line-height: 1; cursor: pointer; padding: 0 4px; }
.modal-close:hover { color: var(--text); }
.modal-body { padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.modal-body .filter-group input { width: 100%; }
.modal-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 4px; }
.modal-msg { font-size: 12px; min-height: 16px; }
.modal-msg.error { color: var(--red); }
.modal-msg.success { color: var(--green); }
.auto-refresh { display: flex; align-items: center; gap: 4px; font-size: 11px; color: var(--muted); margin-left: auto; }
.auto-refresh input[type="checkbox"] { accent-color: var(--accent); }

/* ── Results bar ────────────────────── */
.results-bar { padding: 6px 20px; background: var(--bg); border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 12px; font-size: 11px; color: var(--muted); flex-wrap: wrap; }
.results-bar .count { color: var(--text); font-weight: 600; }
.results-bar .limited { color: var(--orange); }
.results-bar .error { color: var(--red); }
.results-bar .query-range { color: #6a7fa8; font-family: 'Cascadia Code', 'Consolas', monospace; font-size: 10px; }
.results-bar .latest-hint { color: var(--orange); font-size: 11px; }
.spinner { display: none; width: 14px; height: 14px; border: 2px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.6s linear infinite; }
.spinner.active { display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Table ──────────────────────────── */
.table-wrap { overflow-x: auto; padding: 0; }
table { width: 100%; border-collapse: collapse; font-family: 'Cascadia Code', 'Consolas', monospace; font-size: 12px; }
thead th { position: sticky; top: 0; background: var(--surface); padding: 8px 10px; text-align: left; font-size: 10px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--muted); border-bottom: 2px solid var(--border); white-space: nowrap; cursor: pointer; user-select: none; }
thead th:hover { color: var(--text); }
tbody tr { border-bottom: 1px solid #0d1b30; cursor: pointer; }
tbody tr:hover { background: var(--row-hover); }
tbody tr.stock-zero { background: var(--stock-zero); }
tbody tr.stock-zero:hover { background: #4d1a28; }
td { padding: 6px 10px; vertical-align: top; white-space: nowrap; }
td.msg-cell { max-width: 400px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
td.stock-val { font-weight: 700; }
td.stock-val.zero { color: var(--red); }
td.stock-val.positive { color: var(--green); }
.time-col { color: var(--muted); font-size: 11px; }
.time-col .date-part { color: #666; }

/* ── Expanded row ───────────────────── */
tr.expanded-row td { white-space: normal; background: #0d1b30; padding: 12px 16px; }
.expanded-content { font-family: 'Cascadia Code', 'Consolas', monospace; font-size: 12px; }
.expanded-content .field { margin-bottom: 6px; }
.expanded-content .field-name { color: var(--accent); }
.expanded-content pre { background: var(--bg); padding: 8px 12px; border-radius: 4px; overflow-x: auto; margin-top: 4px; border: 1px solid var(--border); color: var(--green); font-size: 11px; }

/* ── Empty state ────────────────────── */
.empty-state { text-align: center; padding: 60px 20px; color: var(--muted); }
.empty-state .icon { font-size: 40px; margin-bottom: 12px; }
.empty-state p { margin-bottom: 6px; }
.filter-group select { background: var(--bg); border: 1px solid var(--border); color: var(--text); padding: 6px 10px; border-radius: 4px; font-size: 13px; font-family: 'Cascadia Code', 'Consolas', monospace; min-width: 160px; }
.filter-group select:focus { outline: none; border-color: var(--accent); }
.filter-group select option { background: var(--bg); color: var(--text); }
.checkbox-group { flex-direction: row; align-items: center; align-self: center; }
.checkbox-group label { font-size: 13px; display: flex; align-items: center; gap: 4px; cursor: pointer; color: var(--text); }
.checkbox-group input[type="checkbox"] { accent-color: var(--accent); width: 16px; height: 16px; cursor: pointer; }
/* ── Auth: login + header user area ──────────────────────── */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.login-card { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; width: 340px; max-width: 90vw; padding: 28px; box-shadow: 0 8px 32px rgba(0,0,0,0.5); }
.login-card h1 { font-size: 18px; font-weight: 600; margin-bottom: 4px; }
.login-card h1 span { color: var(--accent); }
.login-card .subtitle { color: var(--muted); font-size: 12px; margin-bottom: 20px; }
.login-card .filter-group { margin-bottom: 14px; }
.login-card .filter-group input { width: 100%; }
.login-card .btn-search { width: 100%; padding: 9px; margin-top: 4px; }

.user-area { display: flex; align-items: center; gap: 10px; margin-left: auto; font-size: 12px; }
.user-area .who { color: var(--muted); }
.user-area .who b { color: var(--text); }
.user-area .role-badge { font-size: 10px; text-transform: uppercase; letter-spacing: 0.5px; padding: 2px 8px; border-radius: 10px; background: var(--border); color: var(--text); }
.user-area .role-badge.admin { background: #1a3a2a; color: var(--green); }
.user-area .link-btn { background: transparent; border: 1px solid var(--border); color: var(--text); padding: 4px 10px; border-radius: 4px; cursor: pointer; font-size: 11px; text-decoration: none; }
.user-area .link-btn:hover { border-color: var(--accent); }

/* ── Admin (account management) page ─────────────────────── */
.admin-wrap { padding: 20px; max-width: 980px; margin: 0 auto; }
.admin-wrap table td, .admin-wrap table th { font-family: 'Segoe UI', system-ui, sans-serif; }
.admin-wrap .btn { padding: 4px 10px; font-size: 11px; }
.admin-card { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 20px; margin-bottom: 20px; }
.admin-card h2 { font-size: 14px; margin-bottom: 14px; }
.admin-card .filter-row { align-items: end; }
.tag-disabled { color: var(--red); }
.tag-active { color: var(--green); }

.clickable-pid { color: var(--accent); text-decoration: underline; cursor: pointer; }
.clickable-pid:hover { color: var(--orange); }
.product-name { color: var(--orange); font-size: 10px; display: block; font-family: 'Segoe UI', system-ui, sans-serif; opacity: 0.85; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 220px; }