:root {
  --bg: #efe8dc;
  --paper: #f7f3eb;
  --card: #fffdf8;
  --ink: #1b2430;
  --muted: #5e6a78;
  --line: #e4d9c8;
  --sidebar: #1b2836;
  --sidebar-text: #f3efe6;
  --accent: #0d6b45;
  --accent-ink: #ffffff;
  --soft: #e5f4ec;
  --warn: #8a5a12;
  --warn-bg: #f8ecd8;
  --danger: #8d2f2f;
  --danger-bg: #f8e6e4;
  --info: #1e4f86;
  --info-bg: #e7eef6;
  --shadow: 0 16px 40px rgba(40, 32, 20, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: var(--bg);
  font-family: "Segoe UI", Tahoma, sans-serif;
}

button, input, textarea { font: inherit; }

.hidden { display: none !important; }

.gate {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.gate-card, .panel, .card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.gate-card {
  width: min(420px, 100%);
  padding: 32px 28px;
}

.mark {
  display: inline-grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin: 0 0 12px;
  border-radius: 16px;
  background: var(--accent);
  color: white;
  font-weight: 700;
}

h1, h2, h3 { margin: 0; font-weight: 700; }

.muted, .hint { color: var(--muted); }

.gate-card h1 { margin-bottom: 8px; }

label {
  display: block;
  margin: 18px 0 8px;
  font-weight: 600;
}

input, textarea, select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: white;
  color: var(--ink);
}

textarea { min-height: 96px; resize: vertical; }

.btn, .text-btn, nav button {
  border: 0;
  cursor: pointer;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 12px;
  background: white;
  color: var(--ink);
  border: 1px solid var(--line);
}

.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn.danger { background: var(--danger-bg); color: var(--danger); border-color: transparent; }
.btn:disabled { opacity: 0.6; cursor: wait; }

.form-error { min-height: 1.2em; color: var(--danger); }
.banner {
  margin-bottom: 16px;
  padding: 12px 14px;
  border-radius: 12px;
}
.banner.error { background: var(--danger-bg); color: var(--danger); }
.banner.ok { background: var(--soft); color: var(--accent); }

.shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 250px 1fr;
}

aside {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 22px 16px;
  background: var(--sidebar);
  color: var(--sidebar-text);
}

.brand strong, .brand span { display: block; }
.brand span { color: #c9d0d8; margin-top: 4px; }
aside .mark { background: #dfc39a; color: #1b2836; }

nav { display: grid; gap: 6px; }
nav button, .text-btn {
  text-align: right;
  padding: 12px 14px;
  border-radius: 12px;
  background: transparent;
  color: inherit;
}
nav button.active, nav button:hover { background: rgba(255, 255, 255, 0.08); }
.text-btn { margin-top: auto; color: #d7c3a4; }

main { padding: 28px; }

.page-head, .row, .filters, .stats, .actions, .split {
  display: flex;
  gap: 12px;
  align-items: center;
}

.split { flex-wrap: wrap; align-items: flex-start; }
.stack.grow { flex: 1 1 320px; }

.page-head, .split { justify-content: space-between; align-items: flex-start; }
.page-head { margin-bottom: 18px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 14px;
}

.card { padding: 16px; }
.card h3 { margin-bottom: 8px; }
.company { cursor: pointer; }
.company:hover { border-color: #c9b89a; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--info-bg);
  color: var(--info);
  font-size: 13px;
}
.badge::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
}
.badge.connected { background: var(--soft); color: var(--accent); }
.badge.waiting_qr, .badge.connecting { background: var(--warn-bg); color: var(--warn); }
.badge.disconnected, .badge.logged_out { background: var(--danger-bg); color: var(--danger); }

.meta { margin: 10px 0 0; color: var(--muted); }
.counts { display: flex; gap: 16px; margin-top: 14px; }
.counts strong { display: block; font-size: 22px; }

.panel { padding: 18px; margin-bottom: 16px; }
.switch { display: flex; align-items: center; gap: 10px; margin: 10px 0; font-weight: 600; }
.switch input { width: auto; }
.filters { flex-wrap: wrap; margin-top: 14px; }
.filters input { width: auto; }
.search { max-width: 280px; }

.stats { flex-wrap: wrap; margin: 8px 0 16px; }
.stat {
  min-width: 140px;
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--paper);
  border: 1px solid var(--line);
}
.stat span { color: var(--muted); display: block; margin-bottom: 4px; }
.stat strong { font-size: 24px; }

.qr {
  width: min(280px, 100%);
  padding: 12px;
  border-radius: 16px;
  background: white;
  border: 1px solid var(--line);
}
.qr img { width: 100%; height: auto; display: block; }

table { width: 100%; border-collapse: collapse; }
th, td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--line);
  text-align: right;
  vertical-align: top;
}
th { color: var(--muted); font-weight: 600; }
.table-wrap { overflow-x: auto; }
.fail { color: var(--danger); }
.key {
  font-family: Consolas, "Courier New", monospace;
  direction: ltr;
  text-align: left;
}
pre {
  margin: 0;
  padding: 14px;
  overflow: auto;
  border-radius: 12px;
  background: #172033;
  color: #f4efe6;
  direction: ltr;
  text-align: left;
}
.stack { display: grid; gap: 14px; }
.grow { flex: 1; }

@media (max-width: 800px) {
  .shell { grid-template-columns: 1fr; }
  aside { gap: 10px; }
  nav { grid-template-columns: repeat(3, 1fr); }
  .text-btn { margin-top: 0; }
  main { padding: 16px; }
  .page-head, .split { display: grid; }
}