:root {
  --color-primary: #F59E0B;
  --color-on-primary: #0F172A;
  --color-secondary: #FBBF24;
  --color-accent: #8B5CF6;
  --color-background: #0F172A;
  --color-foreground: #F8FAFC;
  --color-muted: #272F42;
  --color-border: #334155;
  --color-destructive: #EF4444;
  --color-success: #22C55E;
  --color-warning: #F59E0B;
  --color-info: #38BDF8;
  --color-ring: #F59E0B;
  --sidebar-width: 260px;
  --font-sans: "Fira Sans", "Segoe UI", Tahoma, sans-serif;
  --font-mono: "Fira Code", ui-monospace, monospace;
}

*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-background);
  color: var(--color-foreground);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  min-height: 100dvh;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-secondary); }
button, .btn, a.btn { cursor: pointer; }

.app {
  display: flex;
  min-height: 100dvh;
}

.sidebar {
  width: var(--sidebar-width);
  background: #0b1220;
  border-left: 1px solid var(--color-border);
  padding: 20px 14px;
  position: sticky;
  top: 0;
  height: 100dvh;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px 18px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 8px;
}

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: grid;
  place-items: center;
  color: var(--color-on-primary);
  font-weight: 700;
  font-family: var(--font-mono);
}

.brand h1 {
  font-size: 15px;
  margin: 0;
  font-weight: 600;
}

.brand small {
  display: block;
  color: #94a3b8;
  font-size: 11px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  color: #cbd5e1;
  min-height: 44px;
  transition: background 180ms ease, color 180ms ease;
}

.nav-link svg { width: 18px; height: 18px; flex-shrink: 0; }
.nav-link:hover, .nav-link.active {
  background: var(--color-muted);
  color: var(--color-foreground);
}
.nav-link.active { box-shadow: inset 3px 0 0 var(--color-primary); }

.main {
  flex: 1;
  padding: 24px;
  min-width: 0;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.topbar h2 { margin: 0; font-size: 22px; font-weight: 600; }

.kpis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.card {
  background: #111827;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 16px;
}

.kpi .label { color: #94a3b8; font-size: 12px; }
.kpi .value { font-size: 28px; font-weight: 700; font-family: var(--font-mono); margin-top: 4px; }
.kpi .hint { color: #64748b; font-size: 12px; }

.table-wrap { overflow-x: auto; }
table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
table.data th, table.data td {
  text-align: right;
  padding: 10px 12px;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}
table.data th { color: #94a3b8; font-weight: 500; font-size: 12px; }
table.data tbody tr:hover { background: rgba(245, 158, 11, 0.06); }
table.data td.mono { font-family: var(--font-mono); }

.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  border: 1px solid transparent;
}
.badge-new { background: #1e3a5f; color: #93c5fd; }
.badge-changed { background: #3b2a08; color: #fbbf24; }
.badge-listed { background: #052e16; color: #86efac; }
.badge-paused { background: #1f2937; color: #cbd5e1; }
.badge-ignored { background: #1f2937; color: #94a3b8; }
.badge-active { background: #052e16; color: #86efac; }
.badge-inactive { background: #3f1d1d; color: #fca5a5; }
.badge-success, .badge-sent { background: #052e16; color: #86efac; }
.badge-failed, .badge-refunded { background: #3f1d1d; color: #fca5a5; }
.badge-pending, .badge-processing { background: #1e3a5f; color: #93c5fd; }
.badge-partial, .badge-warning { background: #3b2a08; color: #fbbf24; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 44px;
  padding: 8px 14px;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  background: var(--color-muted);
  color: var(--color-foreground);
  font-weight: 600;
  font-size: 14px;
  transition: transform 150ms ease, background 150ms ease;
}
.btn:hover { background: #334155; }
.btn:active { transform: scale(0.98); }
.btn:focus-visible { outline: 3px solid var(--color-ring); outline-offset: 2px; }
.btn-primary { background: var(--color-primary); color: var(--color-on-primary); border-color: var(--color-primary); }
.btn-primary:hover { background: var(--color-secondary); }
.btn-accent { background: var(--color-accent); border-color: var(--color-accent); color: #fff; }
.btn-danger { background: var(--color-destructive); border-color: var(--color-destructive); color: #fff; }
.btn-ghost { background: transparent; }
.btn-sm { min-height: 36px; padding: 6px 10px; font-size: 13px; }
.btn[disabled], .btn:disabled { opacity: 0.45; cursor: not-allowed; }

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}
label { display: block; font-size: 13px; color: #cbd5e1; margin-bottom: 6px; font-weight: 500; }
input, select, textarea {
  width: 100%;
  min-height: 44px;
  background: #0b1220;
  color: var(--color-foreground);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 8px 12px;
  font: inherit;
}
textarea { min-height: 90px; resize: vertical; }
input:focus, select:focus, textarea:focus {
  outline: 3px solid var(--color-ring);
  outline-offset: 1px;
  border-color: var(--color-primary);
}
.help { color: #94a3b8; font-size: 12px; margin-top: 4px; }

.flash {
  padding: 12px 14px;
  border-radius: 10px;
  margin-bottom: 14px;
  border: 1px solid var(--color-border);
}
.flash-success { background: #052e16; color: #bbf7d0; }
.flash-danger { background: #3f1d1d; color: #fecaca; }
.flash-warning { background: #3b2a08; color: #fde68a; }

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 14px;
}

.empty {
  text-align: center;
  padding: 40px 16px;
  color: #94a3b8;
}

.login-wrap {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 24px;
}
.login-card { width: min(420px, 100%); }

@media (max-width: 900px) {
  .app { flex-direction: column; }
  .sidebar {
    width: 100%;
    height: auto;
    position: relative;
    flex-direction: row;
    flex-wrap: wrap;
    border-left: 0;
    border-bottom: 1px solid var(--color-border);
  }
  .brand { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}