:root {
  /* ace21 brand: navy + orange, sampled from the logo */
  --ink-900: #0b1f3b;
  --ink-700: #2a3040;
  --ink-500: #5b6274;
  --ink-300: #9aa1b2;
  --ink-100: #e7e9ef;
  --bg: #f5f6f9;
  --surface: #ffffff;
  /* Brand orange — use ONLY as a fill (paired with --accent-ink text), never as
     text-on-white. Its luminance is too close to white for WCAG text contrast. */
  --accent: #ff6b4a;
  --accent-600: #e2532f;
  --accent-100: #ffe6de;
  --accent-ink: var(--ink-900);
  /* Darkened brand orange — safe for links/text on light backgrounds (~4.75:1) */
  --accent-text: #bf5037;
  --success: #147d4c;
  --success-bg: #e7f7ee;
  --danger: #b3261e;
  --danger-bg: #fdecea;
  --warn: #92610a;
  --warn-bg: #fdf3e0;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(15, 20, 32, 0.06), 0 1px 8px rgba(15, 20, 32, 0.05);
  font-size: 15px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink-900);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-text); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3 { font-weight: 650; letter-spacing: -0.01em; margin: 0 0 4px; }
h1 { font-size: 1.5rem; }
h2 { font-size: 1.15rem; }
h3 { font-size: 0.95rem; color: var(--ink-500); text-transform: uppercase; letter-spacing: 0.04em; }
p { color: var(--ink-500); margin: 0 0 12px; }

/* ---- App shell ---- */
.app-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--ink-900);
  color: #fff;
  display: flex;
  flex-direction: column;
  padding: 20px 14px;
}
.brand-block { display: flex; align-items: center; gap: 10px; padding: 6px 10px 20px; }
.brand-icon { width: 34px; height: 34px; flex-shrink: 0; background: #fff; border-radius: 9px; padding: 4px; object-fit: contain; box-shadow: 0 1px 3px rgba(0,0,0,0.3); }
.brand { font-weight: 700; font-size: 1.05rem; color: #fff; line-height: 1.2; }
.brand-sub { display: block; font-weight: 600; color: var(--accent); font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.06em; margin-top: 1px; }
.nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.nav-link {
  color: #cfd3e0;
  padding: 9px 10px;
  border-radius: 8px;
  font-size: 0.92rem;
  font-weight: 500;
}
.nav-link:hover { background: rgba(255,255,255,0.06); text-decoration: none; color: var(--accent); }
.nav-link.active { background: var(--accent); color: var(--accent-ink); font-weight: 700; }
.sidebar-footer { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 12px; margin-top: 12px; }
.me { padding: 6px 10px 8px; }
.me-name { font-size: 0.88rem; font-weight: 600; color: #fff; }
.me-role { font-size: 0.72rem; color: var(--ink-300); text-transform: uppercase; letter-spacing: 0.05em; }

.main { flex: 1; min-width: 0; }
.main-inner { max-width: 1080px; margin: 0 auto; padding: 32px 36px 60px; }

.auth-shell { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--bg); padding: 20px; }

/* ---- Cards & layout helpers ---- */
.card { background: var(--surface); border: 1px solid var(--ink-100); border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px 22px; margin-bottom: 20px; }
.card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; gap: 12px; flex-wrap: wrap; }
.page-header { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 22px; gap: 12px; flex-wrap: wrap; }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.spacer { flex: 1; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 16px; border-radius: 8px; border: 1px solid transparent;
  font-size: 0.88rem; font-weight: 700; cursor: pointer; background: var(--accent); color: var(--accent-ink);
}
.btn:hover { background: var(--accent-600); text-decoration: none; }
.btn-secondary { background: var(--surface); color: var(--ink-700); border-color: var(--ink-100); }
.btn-secondary:hover { background: var(--ink-100); }
.btn-danger { background: var(--danger-bg); color: var(--danger); border-color: #f3d3d0; }
.btn-danger:hover { background: #fadbd8; }
.btn-sm { padding: 5px 10px; font-size: 0.8rem; }
.btn-block { width: 100%; }
.link-btn { background: none; border: none; padding: 9px 10px; color: #cfd3e0; font-size: 0.92rem; font-weight: 500; cursor: pointer; text-align: left; width: 100%; border-radius: 8px; font-family: inherit; }
.link-btn:hover { background: rgba(255,255,255,0.06); color: var(--accent); }

/* ---- Forms ---- */
label { display: block; font-size: 0.82rem; font-weight: 600; color: var(--ink-700); margin-bottom: 5px; }
input[type=text], input[type=email], input[type=password], input[type=url], input[type=tel], input[type=number], input[type=month], select, textarea {
  width: 100%; padding: 9px 11px; border: 1px solid var(--ink-100); border-radius: 8px;
  font-size: 0.92rem; font-family: inherit; background: var(--surface); color: var(--ink-900);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent-100); border-color: var(--ink-900); }
textarea { resize: vertical; min-height: 80px; }
.field { margin-bottom: 14px; }
.hint { font-size: 0.78rem; color: var(--ink-300); margin-top: 4px; }
.auth-card { width: 380px; }
.auth-logo { width: 100%; max-width: 220px; height: auto; display: block; margin: 4px 0 14px; }

/* ---- Table ---- */
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--ink-300); font-weight: 650; padding: 8px 10px; border-bottom: 1px solid var(--ink-100); }
td { padding: 11px 10px; border-bottom: 1px solid var(--ink-100); font-size: 0.9rem; vertical-align: middle; }
tr:last-child td { border-bottom: none; }
.table-wrap { overflow-x: auto; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.85rem; }
.text-right { text-align: right; }
.text-muted { color: var(--ink-300); }

/* ---- Badges ---- */
.badge { display: inline-block; padding: 3px 9px; border-radius: 999px; font-size: 0.72rem; font-weight: 650; text-transform: uppercase; letter-spacing: 0.03em; }
.badge-active { background: var(--success-bg); color: var(--success); }
.badge-paused { background: var(--warn-bg); color: var(--warn); }
.badge-churned, .badge-inactive { background: var(--danger-bg); color: var(--danger); }
.badge-admin { background: var(--accent-100); color: var(--ink-900); }
.badge-staff { background: var(--ink-100); color: var(--ink-500); }

/* ---- Alerts ---- */
.alert { padding: 11px 14px; border-radius: 8px; font-size: 0.87rem; margin-bottom: 18px; }
.alert-info { background: var(--accent-100); color: var(--ink-900); }
.alert-success { background: var(--success-bg); color: var(--success); }
.alert-error { background: var(--danger-bg); color: var(--danger); }

/* ---- Tabs ---- */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--ink-100); margin-bottom: 20px; }
.tab { padding: 9px 14px; font-size: 0.88rem; font-weight: 600; color: var(--ink-500); border-bottom: 3px solid transparent; margin-bottom: -2px; }
.tab.active { color: var(--ink-900); border-color: var(--accent); }
.tab:hover { text-decoration: none; color: var(--ink-900); }

/* ---- Empty state ---- */
.empty { text-align: center; padding: 40px 20px; color: var(--ink-300); }

/* ---- Vault / secret reveal ---- */
.secret-box { display: flex; align-items: center; gap: 8px; }
.secret-value { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; background: var(--bg); padding: 4px 8px; border-radius: 6px; min-width: 140px; display: inline-block; }

@media (max-width: 760px) {
  .app-shell { flex-direction: column; }
  .sidebar { width: 100%; flex-direction: row; align-items: center; padding: 10px 14px; }
  .nav { flex-direction: row; }
  .sidebar-footer { display: none; }
  .main-inner { padding: 20px; }
  .grid-2 { grid-template-columns: 1fr; }
}