:root {
  --bg: #eef2f6; --card: #ffffff; --ink: #0f172a; --muted: #64748b;
  --amber: #f59e0b; --amber-d: #d97706; --border: #e2e8f0; --sidebar: #0f172a;
  --sidebar-ink: #cbd5e1; --radius: 14px; --shadow: 0 1px 3px rgba(15,23,42,.08), 0 1px 2px rgba(15,23,42,.04);
}
* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg); color: var(--ink); font-size: 14px; line-height: 1.5; }
a { color: inherit; text-decoration: none; }

/* Layout */
.app { display: flex; min-height: 100vh; }
.sidebar { width: 234px; background: var(--sidebar); color: var(--sidebar-ink); display: flex; flex-direction: column;
  padding: 22px 16px; position: sticky; top: 0; height: 100vh; flex-shrink: 0; }
.brand { display: flex; align-items: center; gap: 11px; padding: 4px 8px 22px; }
.brand .logo { width: 34px; height: 34px; border-radius: 9px; background: linear-gradient(135deg, #fbbf24, #f59e0b 55%, #0f172a);
  display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 15px; flex-shrink: 0; }
.brand b { color: #fff; font-size: 16px; letter-spacing: -.02em; }
.brand small { display: block; color: #64748b; font-size: 10.5px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; }
.nav { display: flex; flex-direction: column; gap: 3px; margin-top: 6px; }
.nav a { display: flex; align-items: center; gap: 11px; padding: 10px 12px; border-radius: 10px; font-weight: 600; color: var(--sidebar-ink); font-size: 13.5px; }
.nav a:hover { background: rgba(255,255,255,.06); color: #fff; }
.nav a.on { background: var(--amber); color: #1e293b; }
.nav a .ic { width: 17px; text-align: center; opacity: .9; }
.sidebar .foot { margin-top: auto; border-top: 1px solid rgba(255,255,255,.08); padding-top: 14px; font-size: 12px; }
.sidebar .foot .who { color: #fff; font-weight: 600; }
.sidebar .foot a { color: #94a3b8; font-size: 12px; }
.sidebar .foot a:hover { color: var(--amber); }

.main { flex: 1; min-width: 0; }
.topbar { background: var(--card); border-bottom: 1px solid var(--border); padding: 16px 30px;
  display: flex; align-items: center; justify-content: space-between; position: sticky; top: 0; z-index: 5; }
.topbar h1 { font-size: 18px; margin: 0; letter-spacing: -.02em; }
.content { padding: 26px 30px 60px; max-width: 1120px; }

/* Cards / stats */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 15px; margin-bottom: 26px; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 18px 16px; box-shadow: var(--shadow); }
.stat .k { color: var(--muted); font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }
.stat .v { font-size: 27px; font-weight: 800; letter-spacing: -.03em; margin-top: 6px; }
.stat .v.warn { color: #dc2626; }
.stat .v.ok { color: #16a34a; }

.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); margin-bottom: 22px; overflow: hidden; }
.card > .hd { padding: 15px 20px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; }
.card > .hd h2 { font-size: 15px; margin: 0; }
.card > .bd { padding: 20px; }

/* Table */
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: 11.5px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted);
  padding: 11px 20px; border-bottom: 1px solid var(--border); font-weight: 700; }
td { padding: 13px 20px; border-bottom: 1px solid #f1f5f9; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: #f8fafc; }
td.r, th.r { text-align: right; }
.name-cell b { font-weight: 700; }
.name-cell small { color: var(--muted); display: block; font-size: 12px; }
.empty { text-align: center; color: var(--muted); padding: 40px 20px; }

/* Badges */
.badge { display: inline-block; padding: 3px 9px; border-radius: 999px; font-size: 11.5px; font-weight: 700; letter-spacing: .01em; }
.b-active, .b-paid { background: #dcfce7; color: #15803d; }
.b-prospect, .b-draft, .b-trial { background: #f1f5f9; color: #475569; }
.b-suspended, .b-overdue { background: #fee2e2; color: #b91c1c; }
.b-churned, .b-expired { background: #e2e8f0; color: #64748b; }
.b-sent { background: #dbeafe; color: #1d4ed8; }
.b-integration { background: #fef3c7; color: #b45309; }
.b-license { background: #ede9fe; color: #6d28d9; }
.b-support { background: #cffafe; color: #0e7490; }

/* Buttons / forms */
.btn { display: inline-flex; align-items: center; gap: 7px; padding: 9px 16px; border-radius: 10px; font-weight: 700; font-size: 13.5px;
  border: 1px solid var(--border); background: #fff; cursor: pointer; color: var(--ink); }
.btn:hover { background: #f8fafc; }
.btn.primary { background: var(--amber); border-color: var(--amber-d); color: #1e293b; }
.btn.primary:hover { background: var(--amber-d); color: #fff; }
.btn.sm { padding: 6px 11px; font-size: 12.5px; border-radius: 8px; }
.btn.link { border: none; background: none; color: var(--amber-d); padding: 0; }

form.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 15px 18px; }
form.grid .full { grid-column: 1 / -1; }
label { display: block; font-size: 12.5px; font-weight: 600; color: #334155; margin-bottom: 6px; }
input, select, textarea { width: 100%; padding: 9px 11px; border: 1px solid var(--border); border-radius: 9px; font-size: 13.5px;
  font-family: inherit; background: #fff; color: var(--ink); outline: none; }
input:focus, select:focus, textarea:focus { border-color: var(--amber); box-shadow: 0 0 0 3px rgba(245,158,11,.12); }
textarea { resize: vertical; min-height: 64px; }
.actions { display: flex; gap: 10px; margin-top: 4px; }
.hint { color: var(--muted); font-size: 12px; margin-top: 5px; }
fieldset { border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 20px; margin: 0 0 20px; }
legend { font-weight: 700; font-size: 13px; padding: 0 8px; color: #334155; }

.alert { padding: 11px 15px; border-radius: 10px; font-weight: 600; font-size: 13px; margin-bottom: 18px; }
.alert.err { background: #fee2e2; color: #b91c1c; }
.alert.ok { background: #dcfce7; color: #15803d; }

.section-title { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); margin: 4px 0 12px; }
.pills { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; }
.pills a { padding: 6px 13px; border-radius: 999px; border: 1px solid var(--border); background: #fff; font-weight: 600; font-size: 13px; color: var(--muted); }
.pills a.on { background: var(--ink); color: #fff; border-color: var(--ink); }

/* Runbook */
.runbook { background: #0f172a; color: #e2e8f0; border-radius: var(--radius); padding: 20px 22px; margin-bottom: 22px; }
.runbook h3 { margin: 0 0 4px; color: #fff; font-size: 15px; }
.runbook p { color: #94a3b8; font-size: 12.5px; margin: 0 0 14px; }
.runbook ol { margin: 0; padding-left: 20px; }
.runbook li { margin-bottom: 9px; font-size: 13px; }
.runbook code { background: rgba(255,255,255,.1); padding: 2px 7px; border-radius: 6px; font-size: 12.5px; color: #fbbf24; font-family: ui-monospace, "SF Mono", Menlo, monospace; }

/* Login */
.login-wrap { min-height: 100vh; display: grid; place-items: center; background: radial-gradient(circle at 30% 20%, #1e293b, #0f172a); padding: 20px; }
.login-card { background: var(--card); border-radius: 18px; padding: 34px 32px; width: 100%; max-width: 380px; box-shadow: 0 20px 50px rgba(0,0,0,.3); }
.login-card .brand { justify-content: center; padding-bottom: 8px; }
.login-card h1 { text-align: center; font-size: 20px; margin: 6px 0 3px; }
.login-card .sub { text-align: center; color: var(--muted); font-size: 13px; margin-bottom: 22px; }
.login-card label { margin-top: 12px; }
.login-card .btn { width: 100%; justify-content: center; margin-top: 20px; }

@media (max-width: 720px) {
  .sidebar { display: none; }
  form.grid { grid-template-columns: 1fr; }
}