:root {
  --bg: #eef2f6;
  --sidebar: #102033;
  --sidebar-2: #16324c;
  --accent: #1f8a70;
  --accent-2: #166655;
  --text: #1c2430;
  --muted: #607089;
  --card: #ffffff;
  --line: #dbe3ec;
  --warn: #c47b16;
  --danger: #b42318;
}

html, body { height: 100%; }
body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: "Segoe UI", system-ui, sans-serif;
}

.app-shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 260px;
  background: linear-gradient(180deg, var(--sidebar), var(--sidebar-2));
  color: #d7e3ef;
  display: flex;
  flex-direction: column;
  padding: 20px 16px;
  position: sticky;
  top: 0;
  height: 100vh;
}
.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  color: #fff;
  text-decoration: none;
  margin-bottom: 28px;
}
.brand small { display: block; color: #9fb3c8; font-size: 12px; }
.brand-mark {
  width: 40px; height: 40px; border-radius: 12px;
  background: var(--accent); color: #fff;
  display: grid; place-items: center; font-weight: 700;
}
.side-nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.side-link {
  display: flex; align-items: center; gap: 10px;
  color: #c5d4e3; text-decoration: none;
  padding: 10px 12px; border-radius: 10px; border: 0; background: transparent;
  width: 100%; text-align: left;
}
.side-link:hover, .side-link.active { background: rgba(255,255,255,.08); color: #fff; }
.side-link.logout { color: #f0b4ae; }
.side-footer { border-top: 1px solid rgba(255,255,255,.08); padding-top: 14px; }
.user-chip { display: flex; gap: 10px; align-items: center; margin-bottom: 10px; }
.user-chip i { font-size: 28px; }
.user-chip small { color: #9fb3c8; }

.app-main { flex: 1; min-width: 0; }
.topbar {
  display: flex; align-items: center; gap: 12px;
  padding: 18px 28px 8px;
}
.topbar h1 { font-size: 22px; margin: 0; font-weight: 650; }
.content { padding: 8px 28px 40px; }
.btn-ghost { border: 0; background: transparent; font-size: 22px; }

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(16, 32, 51, .04);
}
.panel-body { padding: 18px; }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 20px; }
.stat {
  padding: 18px; background: var(--card); border-radius: 16px;
  border: 1px solid var(--line);
}
.stat span { color: var(--muted); font-size: 13px; }
.stat strong { display: block; font-size: 28px; margin-top: 6px; }
.toolbar { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.table thead th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.badge-soft { border-radius: 999px; padding: .35em .7em; font-weight: 600; }
.token-key { display: block; margin-top: 8px; font-size: 15px; word-break: break-all; }
.token-alert { border: 1px dashed var(--warn); }
.filter-grid { display: grid; grid-template-columns: 2fr 1fr 1fr auto; gap: 10px; }
.form-narrow { max-width: 760px; }
.muted { color: var(--muted); }
.empty { padding: 40px; text-align: center; color: var(--muted); }
.pager { display: flex; justify-content: flex-end; margin-top: 16px; }
.actions { display: flex; gap: 6px; flex-wrap: wrap; }

.login-body {
  min-height: 100vh;
  background: radial-gradient(circle at top left, #1f8a70 0, #102033 42%, #0b1724 100%);
}
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-card {
  width: min(420px, 100%);
  background: #fff; border-radius: 20px; padding: 32px;
  box-shadow: 0 20px 50px rgba(0,0,0,.18);
}
.login-card h1 { font-size: 24px; margin-bottom: 6px; }
.sidebar-mobile { background: var(--sidebar); color: #fff; }

@media (max-width: 1100px) {
  .stats { grid-template-columns: 1fr 1fr; }
  .filter-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 991px) {
  .sidebar { display: none; }
  .content, .topbar { padding-left: 16px; padding-right: 16px; }
}
@media (max-width: 700px) {
  .stats, .filter-grid { grid-template-columns: 1fr; }
}