/* Base layout */
* { box-sizing: border-box; }

body.u-body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Oxygen, Ubuntu, Cantarell, "Helvetica Neue", Arial, sans-serif;
  background: #f4f4f4;
  color: #222;
  line-height: 1.6;
}

a { color: #004f7a; text-decoration: none; }
a:hover { text-decoration: underline; }

/* Nicepage-ish container */
.u-sheet {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

.u-clearfix::after {
  content: "";
  display: table;
  clear: both;
}

/* Header */
.u-header {
  background: #ffffff;
  border-bottom: 1px solid #ddd;
}

.u-header .u-sheet-1 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
}

.u-logo-image-1 { display: block; max-width: 90px; height: auto; }

/* Menu */
/* --- Navigation: centre multi-line menu items --- */
.u-nav-link {
  display: flex;
  align-items: center;        /* vertical centring */
  justify-content: center;    /* horizontal centring */
  text-align: center;         /* centre wrapped text */
  white-space: normal;        /* allow wrapping */
  line-height: 1.2;
}

.u-menu-1 { font-size: 0.9rem; }
.u-nav-container { display: block; }

.u-nav.u-unstyled {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 10px;
  align-items: center;
}

.u-nav-item { position: relative; }

.u-nav-link {
  display: block;
  padding: 10px 16px;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: #333;
}

.u-nav-popup {
  position: absolute;
  left: 0;
  top: 100%;
  min-width: 180px;
  background: #111827;
  display: none;
  z-index: 1000;
}

.u-nav-item:hover > .u-nav-popup { display: block; }

.u-nav-popup .u-nav { flex-direction: column; }

.u-nav-popup .u-nav-link.u-white {
  color: #fff;
  padding: 8px 14px;
}

.u-nav-popup .u-nav-link.u-white:hover { background: #1f2937; }

/* Hero */
.u-section-hero { padding: 20px 0 0; }

.hero-banner {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 18px;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.22);
  object-fit: cover;
}

/* Generic content area */
.u-section-1 { padding: 30px 0 40px; }

.content-wrap { max-width: 900px; margin: 0 auto; }

article, .card {
  background: #fff;
  padding: 1.75rem 1.25rem;
  border-radius: 4px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
  font-size: 0.97rem;
}

article p { margin: 0 0 1rem; }
article p:last-child { margin-bottom: 0; }

/* Video specific */
.video-wrapper {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.22);
  margin-bottom: 1.25rem;
}

.video-wrapper iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Book cover block */
.content-header {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  align-items: flex-start;
  margin-bottom: 1.75rem;
}

.book-cover { max-width: 260px; flex: 0 0 auto; }

.book-cover img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 4px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.2);
}

.book-meta h1 {
  margin: 0 0 0.35rem;
  font-size: 1.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.book-meta h2 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: #555;
}

.book-meta p { margin: 0.35rem 0; font-size: 0.96rem; }

/* ================================
   Substack navigation item
   ================================ */

.nav-substack .u-nav-link {
  padding: 6px 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.substack-logo--wordmark {
  height: 20px;
  width: auto;
  display: block;
  opacity: 0.85;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.nav-substack .u-nav-link:hover .substack-logo--wordmark {
  opacity: 1;
  transform: translateY(-1px);
}


.buy-link {
  margin-top: 0.8rem;
  display: inline-block;
  padding: 0.5rem 0.9rem;
  border-radius: 999px;
  border: 1px solid #004f7a;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.buy-link:hover {
  background: #004f7a;
  color: #fff;
  text-decoration: none;
}

/* Footer */
footer.page-footer {
  margin: 1.5rem auto 2rem;
  padding-top: 1rem;
  border-top: 1px solid #ddd;
  font-size: 0.8rem;
  color: #666;
  text-align: center;
  max-width: 900px;
}

/* Mobile */
@media (max-width: 720px) {
  .u-header .u-sheet-1 { flex-direction: row; justify-content: space-between; }
  .content-header { flex-direction: column; }
  .book-cover { max-width: 100%; }
  article, .card { padding: 1.25rem 1rem; }
}