:root {
  --spb-bg: #f3f4f6;
  --spb-surface: #ffffff;
  --spb-border: rgba(0, 0, 0, 0.12);
  --spb-text: #1f2937;
  --spb-muted: #6b7280;
  --spb-primary: #2563eb;
  --spb-secondary: #1e3a8a;
  --spb-primary-contrast: #ffffff;
  --spb-danger: #dc2626;
  --spb-radius: 14px;
  --spb-maxw: 1120px;
}

html[data-theme="dark"] {
  --spb-bg: #0b1220;
  --spb-surface: #0f172a;
  --spb-border: rgba(255, 255, 255, 0.14);
  --spb-text: #e5e7eb;
  --spb-muted: #94a3b8;
  --spb-primary: #60a5fa;
  --spb-secondary: #93c5fd;
  --spb-primary-contrast: #0b1220;
  --spb-danger: #f87171;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, "Noto Sans", "Helvetica Neue", sans-serif;
  color: var(--spb-text);
  background: var(--spb-bg);
}

a { color: inherit; text-decoration: none; }
a:hover { text-decoration: underline; }

.spb-container {
  max-width: var(--spb-maxw);
  margin: 0 auto;
  padding: 24px;
}

.spb-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid var(--spb-border);
  background: var(--spb-surface);
  padding: 14px 16px;
}

.spb-brand {
  display: flex;
  align-items: center;
  gap: 0;
  min-width: 0;
}

.spb-logo {
  width: 260px;
  height: 84px;
  border-radius: 12px;
  border: 1px solid var(--spb-border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.spb-logo img { width: 100%; height: 100%; object-fit: contain; }

.spb-brand-title {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.spb-brand-title strong { font-size: 14px; letter-spacing: 0.2px; }
.spb-brand-title span { font-size: 12px; color: var(--spb-muted); }

.spb-nav-links {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.spb-nav-right {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.spb-nav-pages {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.spb-nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.spb-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 12px;
  background: transparent;
  font-size: 13px;
  color: var(--spb-secondary);
}

.spb-chip:hover {
  background: rgba(37, 99, 235, 0.08);
  text-decoration: none;
}

.spb-hero {
  margin-top: 18px;
  border: 1px solid var(--spb-border);
  border-radius: var(--spb-radius);
  background: var(--spb-surface);
  padding: 26px;
}

.spb-hero h1 {
  margin: 0 0 10px 0;
  font-size: 28px;
  letter-spacing: -0.2px;
}

.spb-hero p {
  margin: 0;
  color: var(--spb-muted);
  line-height: 1.55;
  max-width: 72ch;
}

@keyframes spbFadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.spb-home-hero { animation: spbFadeUp 520ms ease both; }
.spb-home-card { animation: spbFadeUp 520ms ease both; }

.spb-home-banner {
  height: 220px;
  border-radius: 14px;
  border: 1px solid var(--spb-border);
  background:
    radial-gradient(800px 220px at 20% 10%, rgba(37, 99, 235, 0.28), transparent 60%),
    radial-gradient(700px 220px at 80% 30%, rgba(30, 58, 138, 0.22), transparent 60%),
    linear-gradient(135deg, rgba(37, 99, 235, 0.10), rgba(30, 58, 138, 0.08));
}

@media (prefers-reduced-motion: reduce) {
  .spb-home-hero, .spb-home-card { animation: none; }
}

.spb-section-title {
  margin: 22px 0 10px 0;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--spb-muted);
}

.spb-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
  flex-wrap: wrap;
}

.spb-stepper {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
}

.spb-step {
  border: 1px solid var(--spb-border);
  border-radius: 12px;
  background: var(--spb-surface);
  padding: 10px 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.spb-step:hover { text-decoration: none; background: #f8fafc; }
html[data-theme="dark"] .spb-step:hover { background: rgba(255, 255, 255, 0.04); }

.spb-step-badge {
  width: 26px;
  height: 26px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  border: 1px solid var(--spb-border);
  background: rgba(37, 99, 235, 0.08);
  color: var(--spb-secondary);
  flex: 0 0 auto;
}

.spb-step-label {
  font-size: 12px;
  color: var(--spb-muted);
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.spb-step-current { border-color: rgba(37, 99, 235, 0.35); }
.spb-step-current .spb-step-badge { background: var(--spb-primary); color: var(--spb-primary-contrast); border-color: rgba(37, 99, 235, 0.35); }
.spb-step-current .spb-step-label { color: var(--spb-text); }

.spb-step-done .spb-step-badge { background: rgba(30, 58, 138, 0.12); color: var(--spb-secondary); }

@media (max-width: 760px) {
  .spb-stepper { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.spb-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 14px;
}

.spb-card, .card {
  grid-column: span 6;
  border: 1px solid var(--spb-border);
  border-radius: var(--spb-radius);
  background: var(--spb-surface);
  padding: 16px;
}

.spb-card h3, .card h3 { margin: 0 0 8px 0; font-size: 15px; }
.spb-card p, .card p { margin: 0; color: var(--spb-muted); line-height: 1.55; font-size: 13px; }

@media (max-width: 760px) {
  .spb-card, .card { grid-column: span 12; }
  .spb-nav { flex-direction: column; align-items: stretch; }
  .spb-brand { width: 100%; justify-content: center; }
  .spb-nav-right { width: 100%; flex-direction: column; align-items: stretch; }
  .spb-nav-pages {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 6px;
    scrollbar-width: none;
  }
  .spb-nav-pages::-webkit-scrollbar { display: none; }
  .spb-nav-actions { width: 100%; justify-content: center; }
  .spb-logo { width: 180px; height: 58px; }
  .btn { padding: 8px 10px; font-size: 12px; white-space: nowrap; }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid var(--spb-border);
  background: var(--spb-surface);
  color: var(--spb-text);
  font-size: 13px;
  cursor: pointer;
}
.btn:hover { background: #f8fafc; text-decoration: none; }
.btn-primary {
  border-color: rgba(37, 99, 235, 0.4);
  background: var(--spb-primary);
  color: var(--spb-primary-contrast);
}
.btn-primary:hover { background: #1d4ed8; }
.btn-secondary {
  border-color: rgba(30, 58, 138, 0.4);
  background: var(--spb-secondary);
  color: var(--spb-primary-contrast);
}
.btn-secondary:hover { background: #163b87; }
.btn-ghost {
  border-color: var(--spb-border);
  background: transparent;
  color: var(--spb-secondary);
}
.btn-ghost:hover { background: rgba(37, 99, 235, 0.08); }

.input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--spb-border);
  background: var(--spb-surface);
  color: var(--spb-text);
  outline: none;
}
.input:focus { border-color: rgba(37, 99, 235, 0.6); box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12); }

.dashboard-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 14px;
}
.widget {
  grid-column: span 6;
  border: 1px solid var(--spb-border);
  border-radius: var(--spb-radius);
  background: var(--spb-surface);
  padding: 16px;
}
.widget h3 { margin: 0 0 8px 0; font-size: 15px; }
.widget p { margin: 0; color: var(--spb-muted); line-height: 1.55; font-size: 13px; }
@media (max-width: 760px) {
  .widget { grid-column: span 12; }
}

.spb-app {
  margin-top: 18px;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 16px;
}
.spb-sidebar {
  border: 1px solid var(--spb-border);
  border-radius: var(--spb-radius);
  background: var(--spb-surface);
  padding: 12px;
  position: sticky;
  top: 12px;
  height: fit-content;
}
.spb-sidebar nav { display: grid; gap: 6px; }
.spb-side-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 10px;
  color: var(--spb-text);
}
.spb-side-link:hover { background: #f8fafc; text-decoration: none; }
.spb-side-active { background: rgba(37, 99, 235, 0.08); color: var(--spb-secondary); }
.spb-main { min-width: 0; }

@media (max-width: 760px) {
  .spb-app { grid-template-columns: 1fr; }
}

.spb-card-ui {
  position: relative;
  border-radius: 16px;
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #0ea5e9 100%);
  color: #ffffff;
  padding: 18px;
  box-shadow: 0 6px 20px rgba(30, 58, 138, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.15);
}
.spb-card-brand {
  font-size: 13px;
  opacity: 0.9;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.spb-card-number {
  margin-top: 18px;
  font-size: 20px;
  letter-spacing: 0.06em;
}
.spb-card-row {
  margin-top: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.spb-card-label {
  font-size: 11px;
  opacity: 0.8;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.spb-card-value {
  font-size: 13px;
  font-weight: 500;
}
.spb-card-actions {
  margin-top: 14px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.spb-card-limit-form {
  margin-top: 10px;
}

.spb-chart {
  border: 1px solid var(--spb-border);
  border-radius: var(--spb-radius);
  background: var(--spb-surface);
  padding: 16px;
}
.spb-chart h3 {
  margin: 0 0 8px 0;
  font-size: 15px;
}
.spb-chart-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 14px;
}
.spb-chart-card { grid-column: span 6; }
@media (max-width: 760px) {
  .spb-chart-card { grid-column: span 12; }
}
.spb-bars {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 160px;
}
.spb-bar {
  width: 36px;
  border-radius: 8px 8px 0 0;
  background: rgba(37, 99, 235, 0.8);
}
.spb-pie {
  width: 220px;
  height: 220px;
  position: relative;
}
.spb-pie-legend {
  display: grid;
  gap: 6px;
  margin-top: 8px;
  font-size: 12px;
  color: var(--spb-muted);
}
.spb-progress {
  width: 100%;
  height: 12px;
  border: 1px solid var(--spb-border);
  border-radius: 999px;
  background: #f8fafc;
  overflow: hidden;
}
.spb-progress-fill {
  height: 100%;
  background: var(--spb-primary);
}