:root {
  --pp-primary: #2563eb;
  --pp-primary-dark: #1d4ed8;
  --pp-accent: #7b61ff;
  --pp-bg: #0f172a;
  --pp-surface: #1e293b;
  --pp-text: #f8fafc;
  --pp-muted: #94a3b8;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--pp-bg);
  color: var(--pp-text);
  line-height: 1.6;
}

a {
  color: var(--pp-primary);
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
}

header {
  text-align: center;
  padding: 3rem 0 2rem;
}

.logo {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.logo span {
  color: var(--pp-primary);
}

.tagline {
  color: var(--pp-muted);
  font-size: 1.125rem;
  margin-top: 0.5rem;
}

.hero-cta {
  margin-top: 2rem;
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s;
}

.btn-primary {
  background: var(--pp-primary);
  color: white;
}

.btn-primary:hover {
  background: var(--pp-primary-dark);
}

.btn-secondary {
  background: var(--pp-surface);
  color: var(--pp-text);
  border: 1px solid #334155;
}

section {
  margin-top: 2.5rem;
}

h2 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.card {
  background: var(--pp-surface);
  border-radius: 0.75rem;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1rem;
  border: 1px solid #334155;
}

.steps {
  list-style: none;
  padding: 0;
  counter-reset: step;
}

.steps li {
  counter-increment: step;
  padding: 0.75rem 0 0.75rem 2.5rem;
  position: relative;
  border-bottom: 1px solid #334155;
}

.steps li:last-child {
  border-bottom: none;
}

.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  width: 1.75rem;
  height: 1.75rem;
  background: var(--pp-primary);
  color: white;
  border-radius: 50%;
  font-size: 0.875rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.presets {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.5rem;
}

.preset {
  background: #334155;
  padding: 0.5rem 0.75rem;
  border-radius: 0.375rem;
  font-size: 0.875rem;
  text-align: center;
}

footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid #334155;
  text-align: center;
  color: var(--pp-muted);
  font-size: 0.875rem;
}

footer a {
  color: var(--pp-accent);
}