/* ============================================
   LYNCH INVESTIGATIONS ARCHIVE
   Master Stylesheet
   Archive Period: 2003-2026
   ============================================ */

/* ---- CSS Variables / Design Tokens ---- */
:root {
  /* Colors - Dark Professional Theme */
  --color-bg-primary: #0d0f12;
  --color-bg-secondary: #141820;
  --color-bg-tertiary: #1a1f2a;
  --color-bg-card: #1e2430;
  --color-bg-hover: #252b38;
  
  --color-text-primary: #e8eaed;
  --color-text-secondary: #9aa0a6;
  --color-text-muted: #6b7280;
  --color-text-heading: #ffffff;
  
  --color-accent-primary: #c9a227;    /* Gold - authority, experience */
  --color-accent-secondary: #2a6f97;  /* Steel blue - trust, security */
  --color-accent-tertiary: #8b0000;   /* Dark red - alert, TSCM */
  
  --color-border: #2a3142;
  --color-border-light: #3d4556;
  
  /* Archive Banner */
  --color-archive-bg: #1a1207;
  --color-archive-border: #c9a227;
  --color-archive-text: #c9a227;
  
  /* Typography */
  --font-heading: 'Playfair Display', 'Georgia', serif;
  --font-body: 'Source Sans 3', 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Consolas', monospace;
  
  /* Font Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  
  /* Layout */
  --max-width: 1200px;
  --max-width-narrow: 800px;
  --sidebar-width: 280px;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px rgba(201, 162, 39, 0.15);
}

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

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

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ---- Typography ---- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-text-heading);
  line-height: 1.3;
  margin-bottom: var(--space-md);
}

h1 {
  font-size: var(--text-4xl);
  letter-spacing: -0.02em;
}

h2 {
  font-size: var(--text-3xl);
  letter-spacing: -0.01em;
}

h3 {
  font-size: var(--text-2xl);
}

h4 {
  font-size: var(--text-xl);
}

h5 {
  font-size: var(--text-lg);
}

h6 {
  font-size: var(--text-base);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
}

p {
  margin-bottom: var(--space-md);
}

a {
  color: var(--color-accent-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-text-heading);
  text-decoration: underline;
}

strong, b {
  font-weight: 600;
}

em, i {
  font-style: italic;
}

small {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

blockquote {
  border-left: 3px solid var(--color-accent-primary);
  padding-left: var(--space-lg);
  margin: var(--space-xl) 0;
  font-style: italic;
  color: var(--color-text-secondary);
}

blockquote cite {
  display: block;
  margin-top: var(--space-md);
  font-style: normal;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ---- Archive Banner ---- */
.archive-banner {
  background-color: var(--color-archive-bg);
  border-bottom: 2px solid var(--color-archive-border);
  padding: var(--space-sm) var(--space-md);
  text-align: center;
}

.archive-banner__text {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-archive-text);
  letter-spacing: 0.02em;
}

.archive-banner__text strong {
  text-transform: uppercase;
}

/* ---- Header ---- */
.site-header {
  background-color: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.site-logo__image {
  height: 50px;
  width: auto;
}

.site-logo__text {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  color: var(--color-text-heading);
  line-height: 1.2;
}

.site-logo__text span {
  display: block;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  font-family: var(--font-body);
}

/* ---- Navigation ---- */
.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.main-nav__list {
  display: flex;
  list-style: none;
  gap: var(--space-md);
}

.main-nav__item {
  position: relative;
}

.main-nav__link {
  display: block;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: color var(--transition-fast);
}

.main-nav__link:hover,
.main-nav__link--active {
  color: var(--color-text-heading);
  text-decoration: none;
}

.main-nav__link--active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: var(--space-md);
  right: var(--space-md);
  height: 2px;
  background-color: var(--color-accent-primary);
}

/* Dropdown Menu */
.main-nav__dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 240px;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-base);
  z-index: 200;
}

.main-nav__item:hover .main-nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.main-nav__dropdown-list {
  list-style: none;
  padding: var(--space-sm) 0;
}

.main-nav__dropdown-link {
  display: block;
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.main-nav__dropdown-link:hover {
  background-color: var(--color-bg-hover);
  color: var(--color-text-heading);
  text-decoration: none;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text-primary);
  margin: 5px 0;
  transition: var(--transition-fast);
}

/* ---- Main Content ---- */
.site-main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-xl);
}

.page-header {
  margin-bottom: var(--space-2xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--color-border);
}

.page-header__title {
  margin-bottom: var(--space-sm);
}

.page-header__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  font-weight: 400;
}

.page-header__meta {
  margin-top: var(--space-md);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* Content Sections */
.content-section {
  margin-bottom: var(--space-3xl);
}

.content-section__title {
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
}

/* ---- Cards ---- */
.card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: var(--space-xl);
  transition: all var(--transition-base);
}

.card:hover {
  border-color: var(--color-border-light);
  box-shadow: var(--shadow-md);
}

.card__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-sm);
}

.card__description {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

.card__link {
  font-size: var(--text-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Card Grid */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-xl);
}

/* ---- Service Domain Cards ---- */
.domain-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  overflow: hidden;
  transition: all var(--transition-base);
}

.domain-card:hover {
  border-color: var(--color-accent-primary);
  box-shadow: var(--shadow-glow);
}

.domain-card__header {
  padding: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-bg-tertiary);
}

.domain-card__number {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-accent-primary);
  margin-bottom: var(--space-xs);
}

.domain-card__title {
  font-size: var(--text-xl);
  margin-bottom: 0;
}

.domain-card__body {
  padding: var(--space-lg);
}

.domain-card__description {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

.domain-card__services {
  list-style: none;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.domain-card__services li {
  padding: var(--space-xs) 0;
  border-bottom: 1px solid var(--color-border);
}

.domain-card__services li:last-child {
  border-bottom: none;
}

.domain-card__footer {
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid var(--color-border);
  background-color: var(--color-bg-tertiary);
}

.domain-card__period {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ---- Testimonial ---- */
.testimonial {
  background-color: var(--color-bg-card);
  border-left: 3px solid var(--color-accent-primary);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.testimonial__quote {
  font-size: var(--text-lg);
  font-style: italic;
  color: var(--color-text-primary);
  margin-bottom: var(--space-lg);
}

.testimonial__attribution {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.testimonial__author {
  font-weight: 600;
  color: var(--color-text-heading);
}

.testimonial__company {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.testimonial__date {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.testimonial__qualities {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.testimonial__quality {
  font-size: var(--text-xs);
  padding: var(--space-xs) var(--space-sm);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: 2px;
  color: var(--color-text-secondary);
}

/* ---- Timeline ---- */
.timeline {
  position: relative;
  padding-left: var(--space-2xl);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--color-border);
}

.timeline__item {
  position: relative;
  padding-bottom: var(--space-xl);
}

.timeline__item::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-2xl) + 4px);
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--color-accent-primary);
  border: 2px solid var(--color-bg-primary);
}

.timeline__year {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-accent-primary);
  margin-bottom: var(--space-xs);
}

.timeline__content {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: var(--space-lg);
}

.timeline__title {
  font-size: var(--text-lg);
  margin-bottom: var(--space-sm);
}

.timeline__description {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}

/* ---- Credentials List ---- */
.credentials-list {
  list-style: none;
}

.credentials-list__item {
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-lg);
}

.credentials-list__item:last-child {
  border-bottom: none;
}

.credentials-list__title {
  font-weight: 500;
  color: var(--color-text-primary);
}

.credentials-list__institution {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.credentials-list__year {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  white-space: nowrap;
}

/* ---- Equipment Card ---- */
.equipment-card {
  display: flex;
  gap: var(--space-xl);
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  overflow: hidden;
}

.equipment-card__image {
  flex: 0 0 200px;
  background-color: var(--color-bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
}

.equipment-card__image img {
  max-width: 100%;
  max-height: 150px;
  object-fit: contain;
}

.equipment-card__content {
  flex: 1;
  padding: var(--space-xl);
}

.equipment-card__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-sm);
}

.equipment-card__description {
  color: var(--color-text-secondary);
}

/* ---- Footer ---- */
.site-footer {
  background-color: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-3xl);
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-section__title {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.footer-section__text {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  line-height: 1.8;
}

.footer-section__list {
  list-style: none;
}

.footer-section__list li {
  margin-bottom: var(--space-sm);
}

.footer-section__list a {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.footer-section__list a:hover {
  color: var(--color-text-heading);
}

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-bottom__copyright {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.footer-bottom__archive-notice {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-archive-text);
  padding: var(--space-xs) var(--space-sm);
  border: 1px solid var(--color-archive-border);
  border-radius: 2px;
}

/* ---- Utility Classes ---- */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--color-text-muted); }
.text-accent { color: var(--color-accent-primary); }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --text-4xl: 1.875rem;
    --text-3xl: 1.5rem;
    --text-2xl: 1.25rem;
  }
  
  .header-container {
    flex-direction: column;
    gap: var(--space-md);
  }
  
  .main-nav__list {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .main-nav__dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    background-color: transparent;
  }
  
  .card-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .equipment-card {
    flex-direction: column;
  }
  
  .equipment-card__image {
    flex: none;
  }
  
  .credentials-list__item {
    flex-direction: column;
    gap: var(--space-xs);
  }
}

/* ---- Print Styles ---- */
@media print {
  .archive-banner,
  .site-header,
  .site-footer,
  .main-nav {
    display: none;
  }
  
  body {
    background: white;
    color: black;
  }
  
  a {
    color: black;
    text-decoration: underline;
  }
}