:root {
  --navy: #012169;
  --red: #CC0000;
  --off-white: #F4F2EE;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Space Grotesk', sans-serif;
  background-color: var(--off-white);
  color: var(--navy);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Playfair Display', serif;
  font-weight: 700;
}

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

/* Sticky header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--navy);
  color: var(--off-white);
  border-bottom: 1px solid rgba(244, 242, 238, 0.1);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.wordmark {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.wordmark-ed {
  font-weight: 700;
}

.wordmark-vs {
  color: var(--red);
}

.wordmark-the-head {
  font-family: 'Playfair Display', serif;
  font-style: italic;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  transition: opacity 0.15s ease;
}

.nav-links a:hover,
.nav-links a.active {
  opacity: 0.7;
}

.btn-petition {
  background-color: var(--red);
  color: var(--off-white);
  padding: 0.6rem 1.2rem;
  border-radius: 4px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  transition: background-color 0.15s ease;
}

.btn-petition:hover {
  background-color: #a30000;
}

/* Hamburger toggle (mobile only) */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--off-white);
  cursor: pointer;
  padding: 0;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  position: relative;
}

.menu-toggle span,
.menu-toggle span::before,
.menu-toggle span::after {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--off-white);
  transition: transform 0.2s ease, background-color 0.2s ease;
}

.menu-toggle span::before,
.menu-toggle span::after {
  content: '';
  position: absolute;
  left: 10px;
}

.menu-toggle span::before { top: 14px; }
.menu-toggle span::after  { top: 28px; }

.menu-toggle[aria-expanded="true"] span {
  background-color: transparent;
}

.menu-toggle[aria-expanded="true"] span::before {
  top: 21px;
  transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span::after {
  top: 21px;
  transform: rotate(-45deg);
}

/* Main content */
.main-content {
  flex: 1;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

/* Footer */
.site-footer {
  background-color: var(--navy);
  color: var(--off-white);
  padding: 2rem 1.5rem;
  margin-top: auto;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
  font-size: 0.875rem;
}

/* Mobile */
@media (max-width: 768px) {
  .header-inner {
    padding: 0.75rem 1rem;
  }

  .wordmark {
    font-size: 1.15rem;
  }

  .menu-toggle {
    display: flex;
  }

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background-color: var(--navy);
    border-top: 1px solid rgba(244, 242, 238, 0.1);
    padding: 0.5rem 0 1rem;
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.2s ease, opacity 0.2s ease, visibility 0.2s;
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-links {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
  }

  .nav-links li {
    border-bottom: 1px solid rgba(244, 242, 238, 0.06);
  }

  .nav-links a {
    display: block;
    padding: 0.9rem 1.25rem;
    font-size: 1rem;
  }

  .btn-petition {
    margin: 0.75rem 1.25rem 0;
    text-align: center;
    padding: 0.85rem 1.2rem;
  }

  .main-content {
    padding: 1.5rem 1rem;
    font-size: 0.95rem;
  }

  .main-content h1 { font-size: 1.75rem; }
  .main-content h2 { font-size: 1.4rem; }
  .main-content h3 { font-size: 1.15rem; }

  .site-footer {
    padding: 1.25rem 1rem;
  }

  .footer-inner {
    font-size: 0.8rem;
  }
}