:root {
  --bg: #f2f4f8;
  --panel: #ffffff;
  --text: #1e2530;
  --muted: #667085;
  --line: #d8dee9;
  --accent: #0f6cbd;
  --accent-2: #0a4f8a;
  --good: #0b8f4d;
  --bad: #be2f2f;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(16, 24, 40, 0.08);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; font-family: "Space Grotesk", "Segoe UI", sans-serif; color: var(--text); background: radial-gradient(circle at 8% 4%, #dbe9f8 0, #f2f4f8 42%); }
a { color: var(--accent); text-decoration: none; }
h1, h2, h3 { margin: 0 0 10px; }
p { margin: 0 0 12px; color: var(--muted); }
small { color: var(--muted); }

.app-shell { min-height: 100vh; }
.app-grid { display: grid; grid-template-columns: 260px 1fr; min-height: 100vh; }
.sidebar { background: linear-gradient(190deg, #142338, #162d46); color: #e9eef4; padding: 22px; display: flex; flex-direction: column; }
.brand { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.brand-dot { width: 14px; height: 14px; border-radius: 50%; background: linear-gradient(45deg, #3ac0ff, #2cd786); box-shadow: 0 0 18px rgba(58, 192, 255, 0.75); }
.brand small { display: block; color: #9fb3ca; }
.nav { display: grid; gap: 8px; margin: 20px 0 auto; }
.nav-link { padding: 10px 12px; border-radius: 10px; color: #d7e6f8; background: rgba(255, 255, 255, 0.03); }
.nav-link:hover { background: rgba(255, 255, 255, 0.1); }
.nav-link.is-disabled { opacity: 0.45; pointer-events: none; }
.nav-group-btn { width: 100%; text-align: left; border: 1px solid rgba(255,255,255,0.12); }
.nav-sub { display: grid; gap: 6px; margin-left: 8px; padding-left: 8px; border-left: 2px solid rgba(255,255,255,0.12); }
.nav-sub-link { font-size: 0.92rem; background: rgba(255,255,255,0.02); }
.sidebar-footer { border-top: 1px solid rgba(255, 255, 255, 0.15); padding-top: 12px; display: grid; gap: 6px; }

.main { padding: 28px; }
.main {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.topbar { margin-bottom: 16px; }
.content {
  display: grid;
  gap: 18px;
  flex: 1 1 auto;
}
.app-footer {
  margin-top: 24px;
  background: linear-gradient(180deg, #f7fbff, #eef4fb);
  border: 1px solid #d5e1ef;
  border-radius: 12px;
  box-shadow: 0 4px 14px rgba(16, 24, 40, 0.06);
  border-top: 1px solid var(--line);
  padding: 10px 14px;
}
.app-footer small {
  display: block;
  font-size: 0.9rem;
  color: #4d6480;
}
.muted {
  color: var(--muted);
}
.version-current {
  display: inline-block;
  border: 1px solid #a3c7ea;
  background: #edf6ff;
  color: #114f84;
  border-radius: 999px;
  font-size: 0.8rem;
  padding: 2px 8px;
  font-weight: 600;
}
.auth-footer {
  margin-top: 14px;
  text-align: center;
}

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

.panel { padding: 18px; }
.panel.is-collapsed .panel-body { display: none; }
.panel-title-btn {
  width: 100%;
  text-align: left;
  background: transparent;
  color: var(--text);
  padding: 0;
  border: none;
  font-size: 1.1rem;
}
.panel-help { color: var(--muted); margin-top: -2px; }
.legend-box {
  background: #f4f9ff;
  border: 1px solid #cde0f5;
  border-radius: 10px;
  padding: 10px 12px;
  margin-bottom: 10px;
}
.legend-box p { margin: 0 0 6px; }
.legend-box p:last-child { margin-bottom: 0; }
.kpi-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.kpi-card { padding: 16px; }
.kpi-card small { display: block; margin-bottom: 8px; }
.kpi-card strong { font-size: 1.35rem; letter-spacing: 0.02em; }

.form-grid { display: grid; gap: 12px; }
.form-grid.two-col { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.form-grid + .form-grid { margin-top: 12px; }
.form-grid h2 { grid-column: 1 / -1; margin-top: 10px; padding-top: 8px; border-top: 1px solid var(--line); }
label { display: grid; gap: 6px; color: var(--muted); font-size: 0.92rem; }
input, select, button, textarea {
  font: inherit;
  border: 1px solid #c4ccd8;
  border-radius: 10px;
  padding: 10px 12px;
  background: #fff;
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid #a4d2fa;
  border-color: #8ec6f7;
}
button {
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
  color: #fff;
  border: none;
  cursor: pointer;
  font-weight: 600;
}
button:hover { filter: brightness(1.03); }
.form-grid > button {
  justify-self: start;
  min-width: 220px;
}
.action-form {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid #e7edf6;
}
.action-form:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}
.action-form button {
  align-self: end;
}
.action-form .full-row {
  grid-column: 1 / -1;
}
.sidebar .nav-group-btn {
  background: rgba(255, 255, 255, 0.03);
  color: #d7e6f8;
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 10px 12px;
}
.sidebar .nav-group-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  filter: none;
}
.checkbox { display: flex; align-items: center; gap: 8px; }
.flash { padding: 10px 14px; }
.flash-success { border-left: 5px solid var(--good); }
.flash-error { border-left: 5px solid var(--bad); }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { border-bottom: 1px solid var(--line); text-align: left; padding: 9px 6px; font-size: 0.95rem; }
.table th { color: var(--muted); font-weight: 600; }
.quick-actions { display: flex; gap: 10px; flex-wrap: wrap; margin: 8px 0 14px; }
.btn-link {
  display: inline-block;
  padding: 8px 10px;
  border: 1px solid #a9c5e2;
  border-radius: 9px;
  background: #f3f9ff;
  color: #114f84;
  text-decoration: none;
  font-weight: 600;
}
.btn-link:hover { background: #e8f3ff; }
.ring-wrap { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }
.ring-chart {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  position: relative;
}
.ring-chart::after {
  content: "";
  position: absolute;
  inset: 24px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid #d8dee9;
}

.auth-bg {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: linear-gradient(150deg, #d8e8fa, #f6fafb 35%, #e7efff 100%);
}
.auth-wrap { width: min(560px, 92vw); }
.auth-card { padding: 22px; }
.auth-wrap-setup { width: min(1200px, 95vw); }
.auth-card-setup { padding: 26px; }

.setup-intro {
  grid-column: 1 / -1;
  background: linear-gradient(120deg, #eef6ff, #f7fbff);
  border: 1px solid #cfe1f6;
  border-radius: 12px;
  padding: 12px 14px;
}
.wizard-steps {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}
.wizard-step {
  border: 1px solid #b9cde6;
  background: #f6fbff;
  color: #245483;
  border-radius: 10px;
  padding: 10px;
}
.wizard-step.is-active {
  background: linear-gradient(180deg, #0f6cbd, #0a4f8a);
  color: #fff;
  border-color: #0a4f8a;
}
.wizard-progress {
  grid-column: 1 / -1;
  height: 8px;
  background: #dde6f1;
  border-radius: 999px;
  overflow: hidden;
}
.wizard-progress span {
  display: block;
  height: 100%;
  width: 25%;
  background: linear-gradient(90deg, #26a4ff, #33cf8e);
  transition: width 220ms ease;
}
.setup-section {
  background: #fcfdff;
  border: 1px solid #d8e2ef;
  border-radius: 12px;
  padding: 14px;
  display: grid;
  gap: 10px;
}
.setup-section:not(.is-active) { display: none; }
.setup-section header h2 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}
.wizard-nav {
  margin-top: 2px;
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}
.wizard-inline-actions {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 10px;
}
.ghost-btn {
  border: 1px solid #a9c5e2;
  background: #f4f9ff;
  color: #114f84;
}
.ghost-btn:hover { background: #e9f4ff; }
.status-ok { color: #0a8c4a; font-weight: 600; }
.status-bad { color: #b42b2b; font-weight: 600; }
.setup-actions {
  grid-column: 1 / -1;
  position: sticky;
  bottom: 6px;
  background: rgba(242, 244, 248, 0.9);
  border: 1px solid #d8dee9;
  border-radius: 12px;
  padding: 10px;
  backdrop-filter: blur(8px);
}
.setup-actions button {
  width: 100%;
  padding: 12px 14px;
  font-size: 1rem;
}

@media (max-width: 1000px) {
  .app-grid { grid-template-columns: 1fr; }
  .sidebar { position: sticky; top: 0; z-index: 20; }
  .nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form-grid.two-col { grid-template-columns: 1fr; }
  .auth-wrap-setup { width: min(760px, 96vw); }
  .wizard-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}