/* ==========================================================================
   Peter Stanley - Historian & Author
   Design System & Main Stylesheet
   ========================================================================== */

/* Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Spectral:ital,wght@0,400;0,600;0,700;1,400&family=Lora:ital,wght@0,400;0,500;1,400&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

/* Color Variables derived from Vintage Map Header Banner */
:root {
  --color-bg: #F9F6F0;
  --color-card-bg: #FFFFFF;
  --color-card-border: #E6DFD4;
  --color-text-main: #23201C;
  --color-text-muted: #5C5549;
  --color-text-light: #807667;
  
  --color-primary: #2C382E;      /* Deep Olive / Jungle Green */
  --color-primary-hover: #1E281F;
  --color-accent: #9E7A3B;       /* Vintage Brass / Sepia Gold */
  --color-accent-hover: #7E602B;
  --color-accent-light: #F4EEDF;
  
  --font-heading: 'Spectral', Georgia, serif;
  --font-subheading: 'Lora', serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --shadow-sm: 0 2px 8px rgba(35, 32, 28, 0.05);
  --shadow-md: 0 6px 18px rgba(35, 32, 28, 0.08);
  --shadow-lg: 0 12px 30px rgba(35, 32, 28, 0.12);
  
  --radius-sm: 4px;
  --radius-md: 4px;
  --radius-lg: 4px;
  
  --max-width: 1140px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text-main);
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--color-accent-hover);
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease;
}

a:hover {
  color: var(--color-primary);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Layout Utilities */
.container {
  width: 90%;
  max-width: var(--max-width);
  margin: 0 auto;
}

/* Top Banner Header & Nav Overlay */
.site-header {
  position: relative;
  width: 100%;
  background-color: #1A241C;
  border-bottom: 3px solid var(--color-accent);
}

.banner-wrapper {
  width: 100%;
  height: 300px;
  overflow: hidden;
  position: relative;
}

.banner-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center bottom;
  filter: contrast(1.05) brightness(0.95);
}

@media (max-width: 768px) {
  .banner-wrapper {
    height: 300px;
    position: relative;
    overflow: hidden;
  }
  .banner-img {
    width: auto;
    min-width: 1200px;
    height: 400px;
    max-width: none;
    position: absolute;
    right: -110px;
    top: -150px;
    object-fit: cover;
  }
}

/* Brand Bar & Navigation (Overlays the bottom of banner image) */
.site-brand-nav {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: rgba(28, 38, 30, 0.8);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: #F9F6F0;
  transition: all 0.3s ease;
}

.site-brand-nav.is-sticky {
  position: fixed;
  top: 0;
  bottom: auto;
  background-color: #232D25;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
  border-top: none;
}

.brand-nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 0;
}

.site-title {
  font-family: var(--font-heading);
  font-size: 1.85rem;
  font-weight: 700;
  color: #F9F6F0;
  letter-spacing: 0.5px;
}

.site-title span {
  font-family: var(--font-subheading);
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--color-accent-light);
  display: block;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: 2px;
}

/* Navigation Links */
.main-nav ul {
  display: flex;
  list-style: none;
  gap: 1.75rem;
}

.main-nav a {
  color: #E2DBD0;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 0.4rem 0;
  position: relative;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width 0.25s ease;
}

.main-nav a:hover,
.main-nav a.active {
  color: #FFFFFF;
}

.main-nav a:hover::after,
.main-nav a.active::after {
  width: 100%;
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #F9F6F0;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero-section {
  padding: 2rem 0 3rem;
  background: linear-gradient(180deg, rgba(244, 238, 223, 0.5) 0%, rgba(249, 246, 240, 0) 100%);
  border-bottom: 1px solid var(--color-card-border);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  align-items: start;
}

@media (max-width: 868px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.hero-profile-card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  padding: 2rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  text-align: center;
}

.profile-photo {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: 320px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-card-border);
  margin: 0 auto 1.5rem;
}

.profile-name {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: 0.3rem;
}

.profile-postnominal {
  font-family: var(--font-subheading);
  font-size: 0.95rem;
  color: var(--color-accent-hover);
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 1rem;
}

.profile-badges {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 1.25rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.badge-item {
  background-color: var(--color-bg);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-card-border);
  font-weight: 500;
}

/* Hero Content */
.hero-tagline {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  color: var(--color-primary);
  line-height: 1.25;
  margin-bottom: 1.25rem;
}

.hero-lead {
  font-family: var(--font-subheading);
  font-size: 1.2rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-card-border);
}

.stat-card {
  background: var(--color-card-bg);
  padding: 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-card-border);
  text-align: center;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
}

.stat-label {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: 0.3rem;
  letter-spacing: 0.5px;
}

/* Main Content Sections */
.section {
  padding: 4rem 0;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: 1.5rem;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  display: block;
  width: 50%;
  height: 3px;
  background-color: var(--color-accent);
  margin-top: 0.4rem;
}

.bio-content p {
  margin-bottom: 1.25rem;
  color: var(--color-text-main);
  font-size: 1.05rem;
}

/* Feature Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.feature-card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

/* Books Grid Layout - 2 Columns */
.books-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

@media (max-width: 900px) {
  .books-grid {
    grid-template-columns: 1fr;
  }
}

/* Horizontal Book Card Layout */
.book-card-horizontal {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  display: flex;
  flex-direction: row;
  gap: 1.5rem;
  align-items: stretch;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.book-card-horizontal:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.book-cover-left {
  width: auto;
  min-width: 0;
  max-width: 125px;
  height: auto;
  max-height: 185px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 12px rgba(35, 32, 28, 0.15);
  border: 1px solid var(--color-card-border);
  background-color: #EFE9DD;
  display: block;
}

.book-details-right {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex: 1;
  width: 100%;
}

@media (max-width: 640px) {
  .book-card-horizontal {
    flex-direction: column;
    align-items: center;
    padding: 1.25rem;
  }
  
  .book-cover-left {
    width: auto;
    min-width: 0;
    max-width: 140px;
    height: auto;
    max-height: 200px;
    margin-bottom: 0.5rem;
  }

  .book-details-right {
    width: 100%;
    text-align: left;
  }

  .book-details-right .btn {
    width: 100%;
    justify-content: center;
    margin-top: 1rem;
  }
}

.card-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.card-subtitle {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.card-desc {
  color: var(--color-text-muted);
  font-size: 0.98rem;
  margin-bottom: 1.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.4rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #FFFFFF;
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  color: #FFFFFF;
}

.publisher-tag {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
  background: transparent;
  border: none;
  padding: 0;
}

.btn-outline {
  background-color: var(--color-primary);
  color: #FFFFFF;
  border: 1px solid var(--color-primary);
}

.btn-outline:hover {
  background-color: #3C4E3F;
  color: #FFFFFF;
  border-color: #3C4E3F;
}

/* Honors / Awards Table */
.awards-list {
  list-style: none;
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.award-item {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.award-name {
  font-weight: 600;
  color: var(--color-primary);
  font-size: 1.05rem;
}

.award-detail {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.award-year {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-accent);
}

/* Footer */
.site-footer {
  background-color: #1A241C;
  color: #D2CAC0;
  padding: 3rem 0 2rem;
  border-top: 4px solid var(--color-accent);
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2rem;
}

@media (max-width: 768px) {
  .site-title {
    font-size: 1.35rem;
    line-height: 1.2;
  }

  .site-title span {
    font-size: 0.7rem;
    margin-top: 2px;
  }

  .brand-nav-container {
    position: relative;
  }
  
  .nav-toggle {
    display: block;
    padding: 0.35rem 0.65rem;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    font-size: 1.2rem;
    line-height: 1;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: #1E281F;
    padding: 1.25rem 1.5rem;
    border-top: 3px solid var(--color-accent);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
    z-index: 1000;
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  }
  
  .main-nav.open {
    display: block;
  }
  
  .main-nav.open ul {
    flex-direction: column;
    gap: 0.85rem;
  }

  .main-nav a {
    display: block;
    font-size: 1rem;
    padding: 0.4rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .hero-stats {
    grid-template-columns: 1fr;
  }
}

.footer-brand h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: #FFFFFF;
  margin-bottom: 0.5rem;
}

.footer-links h4 {
  font-family: var(--font-subheading);
  font-size: 1rem;
  color: var(--color-accent-light);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  color: #B5ACA0;
}

.footer-links a:hover {
  color: #FFFFFF;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.5rem;
  text-align: center;
  color: #8C8478;
}