/* Root + base */
:root {
  --npc-navy: #003a61;
  --npc-navy-dark: #00263f;
  --npc-blue-light: #e8f0f7;
  --npc-border: #dde3ea;
  --npc-text: #1f2933;
  --npc-muted: #6b7280;
  --npc-bg: #ffffff;
  --npc-bg-soft: #f7f9fc;
  /* for static pages that use var(--primary-color) inline */
  --primary-color: #00263f;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  color: var(--npc-text);
  background: var(--npc-bg);
  line-height: 1.5;
}

/* Layout helpers */

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-padding {
  padding: 40px 0 48px;
}

.section-border-top {
  border-top: 1px solid var(--npc-border);
}

/* Header */

.site-header {
  border-bottom: 1px solid var(--npc-border);
  background: var(--npc-bg);
  position: sticky;
  top: 0;
  z-index: 20;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  /* RESTORED: Original smaller padding */
  padding: 12px 24px; 
}

.logo-block {
  display: flex;
  align-items: center;
}

.logo-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-img {
  /* RESTORED: Original smaller size */
  width: 36px; 
  height: 36px; 
  border-radius: 999px;
}

.logo-text {
  font-weight: 600;
  /* RESTORED: Original smaller font size */
  font-size: 16px; 
  color: var(--npc-navy-dark);
}

.main-nav {
  display: flex;
  gap: 24px;
  font-size: 15px;
}

.main-nav a {
  text-decoration: none;
  color: var(--npc-text);
  padding-bottom: 2px;
}

.main-nav a:hover {
  color: var(--npc-navy);
  border-bottom: 2px solid var(--npc-navy);
}

.header-social {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  border: 1px solid var(--npc-border);
  font-size: 14px;
  text-decoration: none;
  color: var(--npc-text);
}

.header-social-link:hover {
  border-color: var(--npc-navy);
  color: var(--npc-navy);
}

/* Hero section */

.hero-section {
  padding: 32px 0 40px;
  background: var(--npc-bg-soft);
  border-bottom: 1px solid var(--npc-border);
}

.hero-grid {
  display: grid;
  /* MODIFIED: Set to 2fr 1fr for 2/3 and 1/3 layout */
  grid-template-columns: 2fr 1fr;
  gap: 32px;
  align-items: flex-start;
}

/* Cover */

.hero-cover {
  display: flex;
  /* Aligns cover block horizontally */
  justify-content: center;
}

.cover-card {
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 8px 16px rgba(15, 23, 42, 0.1);
  padding: 12px 12px 16px;
  text-align: left;
  /* Enlarged max-width to 320px */
  max-width: 320px;
}

.cover-img {
  width: 100%;
  height: auto;
  border-radius: 6px;
  display: block;
}

.cover-link {
  margin-top: 8px;
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: none;
  border: none;
  padding: 0;
  color: var(--npc-muted);
  cursor: pointer;
}

/* Hero main content */

.hero-main {
  max-width: 700px;
}

.hero-title {
  font-size: 30px;
  line-height: 1.15;
  margin: 0 0 4px;
  color: var(--npc-navy-dark);
}

.hero-subtitle {
  font-size: 18px;
  margin: 0 0 4px;
  color: var(--npc-text);
}

.hero-year {
  margin: 0 0 20px;
  color: var(--npc-muted);
  font-size: 14px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 14px;
  text-decoration: none;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--npc-navy);
  color: #fff;
}

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

.btn-secondary {
  background: #fff;
  border-color: var(--npc-border);
  color: var(--npc-text);
}

.btn-secondary:hover {
  border-color: var(--npc-navy);
}

/* Share */

.hero-share {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.share-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--npc-muted);
}

.share-link {
  font-size: 13px;
  text-decoration: none;
  color: var(--npc-text);
  border-radius: 999px;
  border: 1px solid var(--npc-border);
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.share-link:hover {
  border-color: var(--npc-navy);
  color: var(--npc-navy);
}

/* Sidebar */

.hero-sidebar {
  font-size: 14px;
}

.sidebar-block + .sidebar-block {
  margin-top: 24px;
}

.sidebar-block h3 {
  font-size: 15px;
  margin: 0 0 8px;
  color: var(--npc-navy-dark);
}

.sidebar-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar-list li + li {
  margin-top: 4px;
}

.sidebar-list a,
.sidebar-link {
  text-decoration: none;
  color: var(--npc-navy);
}

.sidebar-list a:hover,
.sidebar-link:hover {
  text-decoration: underline;
}

/* Generic content */

main h2 {
  font-size: 22px;
  margin: 0 0 12px;
  color: var(--npc-navy-dark);
}

main p {
  margin: 0 0 12px;
  font-size: 15px;
  color: var(--npc-text);
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--npc-border);
  padding: 16px 0;
  background: #fff;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.footer-copy {
  margin: 0;
  font-size: 13px;
  color: var(--npc-muted);
}

.footer-nav {
  display: flex;
  gap: 16px;
  font-size: 13px;
}

.footer-nav a {
  text-decoration: none;
  color: var(--npc-muted);
}

.footer-nav a:hover {
  color: var(--npc-navy);
}

/* Footer Spacing */
.footer-links {
  display: flex;
  gap: 16px;        /* space between Contact / Privacy / Terms */
  font-size: 13px;
}

.footer-links a {
  text-decoration: none;
  color: var(--npc-muted);
}

.footer-links a:hover {
  color: var(--npc-navy);
}

/* Responsive */

@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-sidebar {
    border-top: 1px solid var(--npc-border);
    padding-top: 20px;
  }

  .hero-cover {
    justify-content: center;
  }

  .header-inner {
    flex-wrap: wrap;
    gap: 16px;
  }

  .main-nav {
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (max-width: 600px) {
  .header-inner {
    padding: 10px 16px;
  }

  .logo-text {
    font-size: 14px;
  }

  .hero-title {
    font-size: 24px;
  }

  .hero-subtitle {
    font-size: 16px;
  }

  /* Mobile tweaks for static pages like Contact / Terms / Privacy */
  .static-page {
    padding: 1.5rem 0 2.5rem;
  }

  .static-page p,
  .static-page ul {
    font-size: 1rem;
  }
}

html, body {
  height: 100%;
}

.page-wrap {
  min-height: 100%;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

/* Presentations Page Styling */

.intro-text {
  font-size: 16px;
  color: var(--npc-text);
  margin-bottom: 24px;
}

.presentation-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.presentation-card {
  background: #fff;
  border: 1px solid var(--npc-border);
  border-radius: 8px;
  padding: 24px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.03);
}

.presentation-title {
  margin: 0 0 12px;
  color: var(--npc-navy-dark);
  font-size: 20px;
}

.presentation-links {
  list-style: none;
  margin: 0;
  padding-left: 12px;      /* slight indentation */
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.presentation-links li a {
  text-decoration: none;
  font-size: 16px;
  color: var(--npc-navy);
  padding-left: 4px;
}

.presentation-links li a:hover {
  text-decoration: underline;
}

/* Static pages (Contact, Terms, Privacy, etc.) */
.static-page {
  padding: 2rem 0 3rem;
}

.static-page h1 {
  color: var(--npc-navy-dark);
}

.static-page h2 {
  margin-top: 1.5rem;
  color: var(--npc-navy-dark);
}

.static-page p,
.static-page ul {
  font-size: 0.95rem;
}

/* Study Participants image */
.study-image-wrap {
  margin-top: 1.5rem;   /* ≈ one extra line of space */
  margin-bottom: 0.5rem;
  text-align: center;
}

.study-image {
  width: 100%;
  max-width: 650px;     /* or whatever size you settled on */
  height: auto;
  border-radius: 8px;
  box-shadow: 0 8px 18px rgba(0,0,0,0.08);
}

.image-caption {
  font-size: 14px;
  color: var(--npc-muted);
  text-align: center;
  margin-top: 4px;
}