/* Lux Pro — shared minimal stylesheet for static pages
   No external dependencies. Framework-free. Offline-safe. */

/* ----- Reset / box-model ----- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ----- Base ----- */
html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  background-color: #f5f5f5;
  color: #1a1a1a;
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem 1rem;
}

/* ----- Layout container ----- */
.container {
  width: 100%;
  max-width: 720px;
}

/* ----- Typography ----- */
h1 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
  color: #0d0d0d;
}

h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: #1a1a1a;
}

p {
  margin-bottom: 1rem;
}

/* ----- Links ----- */
a {
  color: #0057b7;
  text-decoration: underline;
}

a:hover,
a:focus {
  color: #003d82;
  text-decoration: none;
  outline: 2px solid #003d82;
  outline-offset: 2px;
}

/* ----- Button / CTA ----- */
.btn {
  display: inline-block;
  padding: 0.7rem 1.4rem;
  background-color: #0057b7;
  color: #ffffff;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 600;
  font-size: 1rem;
  transition: background-color 0.15s ease;
  border: none;
  cursor: pointer;
}

.btn:hover,
.btn:focus {
  background-color: #003d82;
  color: #ffffff;
  outline: 2px solid #003d82;
  outline-offset: 2px;
  text-decoration: none;
}

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

footer {
  margin-top: auto;
  padding-top: 2rem;
  font-size: 0.875rem;
  color: #666;
}

/* ----- Navigation links ----- */
nav {
  margin-top: 1.5rem;
}

nav a {
  margin-right: 1.25rem;
  font-size: 0.95rem;
}