/* ============================================================
 * BioMax SaaS — UI styles
 * ============================================================
 * Clean, modern admin dashboard. No external CSS framework
 * needed — everything is here.
 * ============================================================ */

:root {
  --bg: #f6f8fb;
  --panel: #ffffff;
  --border: #e6e9ef;
  --text: #1f2937;
  --muted: #6b7280;
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --ok: #059669;
  --warn: #d97706;
  --err: #dc2626;
  --warn-bg: #fef3c7;
  --err-bg: #fee2e2;
  --ok-bg: #d1fae5;
  --info-bg: #e0e7ff;
  --shadow: 0 1px 3px rgba(0,0,0,0.05), 0 1px 2px rgba(0,0,0,0.04);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}
code, .mono { font-family: 'JetBrains Mono', 'SF Mono', Menlo, Consolas, monospace; font-size: 12.5px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.center { text-align: center; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---- App layout ---- */
.app { display: flex; min-height: 100vh; }
.sidebar {
  width: 240px;
  background: #1f2937;
  color: #d1d5db;
  display: flex;
  flex-direction: column;
  padding: 20px 0;
  position: sticky;
  top: 0;
  height: 100vh;
}
.brand {
  display: flex; align-items: center; gap: 12px;
  padding: 0 24px 28px;
  border-bottom: 1px solid #374151;
  margin-bottom: 16px;
}
.brand .logo {
  width: 36px; height: 36px; border-radius: 8px;
  background: linear-gradient(135deg, #6366f1, #4f46e5);
  color: #fff; font-weight: 700; font-size: 20px;
  display: flex; align-items: center; justify-content: center;
}
.brand .title { color: #fff; font-weight: 600; font-size: 16px; }

.side-nav { display: flex; flex-direction: column; gap: 4px; padding: 0 12px; flex: 1; }
.side-nav a {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; color: #cbd5e1;
  border-radius: 8px; font-weight: 500;
  transition: background .15s;
}
.side-nav a:hover { background: #374151; color: #fff; text-decoration: none; }
.side-nav a.on { background: var(--primary); color: #fff; }

.side-foot {
  padding: 12px 16px;
  border-top: 1px solid #374151;
  display: flex; align-items: center; gap: 8px;
}
.side-foot .user { display: flex; align-items: center; gap: 10px; flex: 1; }
.side-foot .avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: #4f46e5; color: #fff;
  font-weight: 600; display: flex; align-items: center; justify-content: center;
}
.side-foot .uname { color: #fff; font-size: 13px; font-weight: 500; }
.side-foot .urole { color: #9ca3af; font-size: 11px; }
.side-foot .logout {
  padding: 8px; border-radius: 6px; color: #cbd5e1;
}
.side-foot .logout:hover { background: #374151; color: #fff; }

.main { flex: 1; padding: 28px 32px; max-width: 1400px; }

.page-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.page-head h1 { margin: 0; font-size: 24px; font-weight: 700; }

/* ---- Stats grid ---- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
}
.stat {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  box-shadow: var(--shadow);
}
.stat .lbl { color: var(--muted); font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }
.stat .num { font-size: 32px; font-weight: 700; margin: 6px 0 2px; }
.stat .num.ok { color: var(--ok); }
.stat .num.warn { color: var(--warn); }
.stat .num.err { color: var(--err); }
.stat .sub { color: var(--muted); font-size: 12px; }

/* ---- Cards ---- */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  box-shadow: var(--shadow);
}
.cards-row { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 16px; margin-bottom: 24px; }
.cards-row .mini { padding: 16px 20px; }
.cards-row .big { display: block; font-size: 13px; word-break: break-all; margin: 8px 0; padding: 8px 10px; background: #f3f4f6; border-radius: 6px; }
.cards-row .num.big { font-size: 28px; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 9px 16px; border-radius: 8px;
  border: 1px solid var(--border); background: #fff;
  font-weight: 600; font-size: 13px; cursor: pointer;
  color: var(--text); transition: all .15s;
}
.btn:hover { border-color: #c4c8d2; background: #fafafa; text-decoration: none; }
.btn.primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn.primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
.btn.ghost { background: transparent; border-color: var(--border); }
.btn.small { padding: 4px 10px; font-size: 12px; }
.btn.block { width: 100%; }
.btn.on { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ---- Forms ---- */
.form label { display: block; margin-bottom: 16px; font-weight: 600; font-size: 13px; }
.form input, .form select, .form textarea {
  display: block; width: 100%; margin-top: 6px;
  padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 14px; font-family: inherit;
  background: #fff;
}
.form input:focus, .form textarea:focus, .form select:focus {
  outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}
.form .hint { color: var(--muted); font-size: 12px; margin: 4px 0 0; }
.form .hint code, .card code { background: #f3f4f6; padding: 2px 6px; border-radius: 4px; }

/* ---- Tables ---- */
.table-wrap { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; overflow: hidden; box-shadow: var(--shadow); margin-bottom: 24px; }
.tbl { width: 100%; border-collapse: collapse; }
.tbl th, .tbl td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--border); font-size: 13px; }
.tbl th { background: #f9fafb; font-weight: 600; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .04em; }
.tbl tbody tr:hover { background: #fafafa; }
.tbl td.ok, .ok { color: var(--ok); }
.tbl td.err, .err { color: var(--err); }
.tbl td.warn { color: var(--warn); }

/* ---- Badges ---- */
.badge {
  display: inline-block; padding: 3px 8px; border-radius: 12px;
  font-size: 11px; font-weight: 600;
  background: #f3f4f6; color: var(--text);
}
.badge.ok     { background: var(--ok-bg);   color: #065f46; }
.badge.warn   { background: var(--warn-bg); color: #92400e; }
.badge.err    { background: var(--err-bg);  color: #991b1b; }
.badge.muted  { background: #f3f4f6; color: var(--muted); }
.badge.info   { background: var(--info-bg); color: #3730a3; }

/* ---- Layout helpers ---- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
h2 { font-size: 18px; font-weight: 600; margin: 24px 0 12px; }
.row { display: flex; gap: 12px; align-items: center; }
.empty { text-align: center; padding: 60px 20px; color: var(--muted); }
.empty p { margin: 8px 0 20px; font-size: 15px; }
.alert { padding: 12px 16px; border-radius: 8px; margin: 12px 0; font-size: 13px; }
.alert.err { background: var(--err-bg); color: #991b1b; }

/* ---- Live log stream ---- */
.log-stream {
  background: #0f172a; color: #e2e8f0;
  border-radius: 12px; padding: 16px;
  height: 580px; overflow-y: auto;
  font-family: 'JetBrains Mono', monospace; font-size: 12px;
  line-height: 1.6;
}
.log-row { display: grid; grid-template-columns: 145px 100px 130px 1fr; gap: 12px; padding: 4px 0; border-bottom: 1px dashed #1e293b; }
.log-row .ts  { color: #64748b; }
.log-row .code { font-weight: 600; text-align: center; }
.log-row .sn  { color: #94a3b8; overflow: hidden; text-overflow: ellipsis; }
.log-row .body { color: #cbd5e1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.log-row.info  .code { background: #1e40af; color: #fff; }
.log-row.warn  .code { background: #92400e; color: #fff; }
.log-row.error .code { background: #991b1b; color: #fff; }
.log-row.warn  .body { color: #fbbf24; }
.log-row.error .body { color: #f87171; }

#live-status { color: var(--ok); font-weight: 600; }
#live-status.stalled { color: var(--err); }

/* ---- Modal ---- */
.modal {
  position: fixed; inset: 0; background: rgba(0,0,0,0.5);
  display: flex; align-items: center; justify-content: center; z-index: 50;
}
.modal-card {
  background: #fff; border-radius: 12px; padding: 24px;
  width: 100%; max-width: 460px; box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.modal-card h3 { margin: 0 0 8px; }
.modal-card input { width: 100%; padding: 10px; border: 1px solid var(--border); border-radius: 8px; margin: 12px 0; font-family: inherit; font-size: 14px; }

/* ---- Login page ---- */
.login-page {
  background: linear-gradient(135deg, #1e1b4b 0%, #4f46e5 100%);
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.login-card {
  background: #fff; border-radius: 16px; padding: 40px;
  width: 100%; max-width: 400px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.login-logo { text-align: center; margin-bottom: 28px; }
.login-logo h1 { margin: 16px 0 4px; font-size: 22px; }
.login-logo p { color: var(--muted); font-size: 13px; margin: 0; }
.login-logo .logo.lg { width: 56px; height: 56px; font-size: 26px; margin: 0 auto; }
.login-card label { display: block; font-weight: 600; font-size: 13px; margin-bottom: 16px; }
.login-card input {
  display: block; width: 100%; margin-top: 6px; padding: 11px 14px;
  border: 1px solid var(--border); border-radius: 8px; font-size: 14px; font-family: inherit;
}
.login-card input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1); }

/* ---- Responsive ---- */
@media (max-width: 960px) {
  .grid-2 { grid-template-columns: 1fr; }
  .cards-row { grid-template-columns: 1fr; }
  .sidebar { width: 60px; }
  .sidebar .title, .side-nav span, .side-foot .user { display: none; }
}