:root {
  color-scheme: light dark;

  --accent: #0A84FF;
  --accent-2: #FF9F0A;

  --bg: #fbfbfd;
  --card: #ffffff;
  --ink: #1d1d1f;
  --muted: #6e6e73;
  --hairline: #e5e5ea;
  --marker: var(--ink);
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 12px 40px rgba(0, 0, 0, 0.08);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161618;
    --card: #1e1e20;
    --ink: #f5f5f7;
    --muted: #a1a1a6;
    --hairline: #2c2c2e;
    --shadow: none;
  }
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  padding: 2.5rem 1.25rem 4rem;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.7;
  font-size: 1.0625rem;
}

.container {
  max-width: 44rem;
  margin: 0 auto;
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: 20px;
  padding: clamp(1.5rem, 4vw, 3rem);
  box-shadow: var(--shadow);
}

/* Header */
.page-header {
  margin-bottom: 2rem;
}

.app-logo {
  width: 72px;
  height: 72px;
  border-radius: 16px;
  display: block;
  margin-bottom: 1rem;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18);
}

.eyebrow {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.4rem;
}

.page-header h1 {
  margin: 0;
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.effective {
  margin: 0.6rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.page-header::after {
  content: "";
  display: block;
  height: 1px;
  background: var(--hairline);
  margin-top: 1.75rem;
}

/* Typography */
h2 {
  margin: 2.5rem 0 0.75rem;
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

h2::before {
  content: "";
  display: block;
  width: 28px;
  height: 3px;
  border-radius: 3px;
  background: var(--accent-2);
  margin-bottom: 0.75rem;
}

p {
  margin: 0 0 1rem;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 3px;
}

ul {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
  list-style: none;
}

ul li {
  position: relative;
  padding-left: 1.1rem;
  margin-bottom: 0.5rem;
}

ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--marker);
}

hr {
  border: none;
  height: 1px;
  background: var(--hairline);
  margin: 2rem 0 0;
}

/* Footer */
.page-footer {
  max-width: 44rem;
  margin: 1.5rem auto 0;
  padding: 0 clamp(1.5rem, 4vw, 3rem);
  color: var(--muted);
  font-size: 0.85rem;
  text-align: center;
}

.page-footer a {
  color: var(--muted);
}

.page-footer a:hover {
  color: var(--accent);
}

.page-footer .sep {
  margin: 0 0.5rem;
  opacity: 0.5;
}

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