:root {
  --bg: #090c10;
  --panel: #10151c;
  --panel-2: #161d27;
  --line: #273445;
  --ink: #e8eef6;
  --muted: #8494a8;
  --accent: #3d9b8f;
  --warn: #c4a574;
  --danger: #d4655a;
  --ok: #6bbf8a;
  --font: "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
}

.hidden { display: none !important; }

.login {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background:
    radial-gradient(ellipse 70% 40% at 20% 0%, rgba(61,155,143,0.18), transparent 55%),
    var(--bg);
  padding: 1.5rem;
}
.login-card {
  width: min(420px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1.5rem;
}
.eyebrow {
  margin: 0 0 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.7rem;
  color: var(--accent);
  font-weight: 600;
}
.login-card h1 { margin: 0 0 0.5rem; font-size: 1.6rem; }
.sub, .meta { color: var(--muted); font-size: 0.9rem; line-height: 1.45; }
.login-card label {
  display: block;
  margin: 1rem 0 0.3rem;
  font-size: 0.75rem;
  color: var(--muted);
}
.login-card input, .search, .form-grid input, .form-grid select, .form-grid textarea {
  width: 100%;
  font: inherit;
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--ink);
  border-radius: 2px;
  padding: 0.55rem 0.65rem;
}
.login-card button, .btn {
  font: inherit;
  font-weight: 650;
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 0.55rem 0.85rem;
  background: var(--panel-2);
  color: var(--ink);
  cursor: pointer;
}
.login-card button { width: 100%; margin-top: 1rem; background: var(--accent); border-color: transparent; color: #041210; }
.btn.primary { background: var(--accent); border-color: transparent; color: #041210; }
.btn.warn { color: var(--warn); border-color: rgba(196,165,116,0.4); }
.btn.danger { color: var(--danger); border-color: rgba(212,101,90,0.4); }
.err { color: var(--danger); font-size: 0.85rem; min-height: 1.2em; }

.app { min-height: 100vh; display: flex; flex-direction: column; }
.top {
  display: flex;
  align-items: center;
  gap: 1rem;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}
.brand-block { display: flex; align-items: center; gap: 0.5rem; }
.logo { font-weight: 700; letter-spacing: 0.1em; font-size: 0.8rem; color: var(--accent); }
.pill, .badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.45rem;
  border-radius: 2px;
  border: 1px solid var(--line);
  color: var(--muted);
  text-transform: uppercase;
}
.badge.active { color: var(--ok); border-color: rgba(107,191,138,0.35); }
.badge.suspended, .badge.cancelled, .badge.past_due { color: var(--danger); border-color: rgba(212,101,90,0.35); }
.stats { display: flex; gap: 0.75rem; color: var(--muted); font-size: 0.8rem; }
.stats strong { color: var(--ink); }
.top-actions { display: flex; gap: 0.75rem; align-items: center; }
.top-actions a { color: var(--muted); text-decoration: none; font-size: 0.85rem; }

.layout { display: grid; grid-template-columns: 300px 1fr; flex: 1; min-height: 0; }
.side {
  border-right: 1px solid var(--line);
  background: var(--panel);
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.side-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem;
}
.side-head h2 { margin: 0; font-size: 0.75rem; letter-spacing: 0.12em; color: var(--muted); }
.search { margin: 0 0.85rem 0.75rem; width: calc(100% - 1.7rem); }
.list { overflow: auto; flex: 1; padding: 0 0.5rem 0.75rem; }
.item {
  padding: 0.65rem 0.7rem;
  border-radius: 3px;
  cursor: pointer;
  border: 1px solid transparent;
  margin-bottom: 0.25rem;
}
.item:hover { background: rgba(255,255,255,0.03); }
.item.active { border-color: rgba(61,155,143,0.45); background: rgba(61,155,143,0.1); }
.item .n { font-weight: 650; font-size: 0.92rem; }
.item .k { font-family: var(--mono); font-size: 0.68rem; color: var(--muted); margin-top: 0.2rem; word-break: break-all; }

.main { overflow: auto; padding: 1.25rem 1.5rem 3rem; }
.empty { color: var(--muted); padding: 3rem 0; }
.detail-head { display: flex; justify-content: space-between; gap: 1rem; align-items: flex-start; }
.detail-head h1 { margin: 0 0 0.25rem; font-size: 1.6rem; }

.key-box {
  margin: 1rem 0 1.25rem;
  padding: 0.85rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 3px;
}
.key-box label { display: block; font-size: 0.7rem; color: var(--muted); margin-bottom: 0.35rem; letter-spacing: 0.08em; text-transform: uppercase; }
.key-row { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; }
.key-row code { font-family: var(--mono); font-size: 0.85rem; flex: 1; min-width: 12rem; }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem 1rem;
}
.form-grid label { display: flex; flex-direction: column; gap: 0.3rem; font-size: 0.75rem; color: var(--muted); }
.form-grid .full { grid-column: 1 / -1; }
.actions { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1.1rem 0 1.5rem; }
.panels { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 1rem; }
.panels section {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 0.85rem;
}
.panels h3 { margin: 0 0 0.55rem; font-size: 0.72rem; letter-spacing: 0.12em; color: var(--muted); text-transform: uppercase; }
.table-wrap { font-size: 0.82rem; }
.table-wrap table { width: 100%; border-collapse: collapse; }
.table-wrap th, .table-wrap td { text-align: left; padding: 0.4rem 0.25rem; border-bottom: 1px solid var(--line); }
.table-wrap th { color: var(--muted); font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase; }

@media (max-width: 960px) {
  .layout, .form-grid, .panels { grid-template-columns: 1fr; }
  .side { max-height: 40vh; }
}