@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@200;300;400;500;600;700&display=swap');

/* ===== Root Variables ===== */
:root {
  --color-primary-blue: #e8f4f8;
  --color-secondary-blue: #d6e9f0;
  --color-background-light: #f8fafb;
  --color-accent-red: #de4b57;
  --color-accent-purple: #af7df2;
  --color-accent-green: #57d285;
  --color-accent-blue: #007bb5;
  --color-accent-yellow: #eec81c;
  --color-text-light: #fff;
  --color-text-dark: #2c2c2c;
  --color-nav-background: #d6e9f0;
  --color-dropdown-background: #d6e9f0;
  
  /* Enhanced accessibility colors */
  --color-focus: #ff6b35;
  --color-focus-bg: rgba(255, 107, 53, 0.1);
  --color-error: #d32f2f;
  --color-success: #2e7d32;
  --color-warning: #f57c00;
  --color-info: #1976d2;
  
  /* Enhanced contrast colors */
  --color-text-high-contrast: #1a1a1a;
  --color-text-medium-contrast: #4a4a4a;
  --color-border-light: #e0e0e0;
  --color-border-medium: #bdbdbd;
  --color-border-dark: #757575;
  
  /* Layout variables */ 
  --container-width: 95%;
  --container-max-width: 1300px;
  --container-padding: 2rem;
  --header-height: 128px;
  
  /* Enhanced shadows for better depth perception */
  --box-shadow-card: 0 4px 12px rgba(0,0,0,0.15);
  --box-shadow-card-lg: 0 8px 32px rgba(0,0,0,0.12);
  --box-shadow-focus: 0 0 0 3px var(--color-focus-bg);
  --box-shadow-elevated: 0 8px 24px rgba(0,0,0,0.2);
  
  /* Border radius */
  --border-radius-lg: 20px;
  --border-radius-md: 12px;
  --border-radius-sm: 8px;
  
  /* Transitions */
  --transition-main: all 0.2s cubic-bezier(.4,0,.2,1);
  --transition-focus: all 0.15s ease-in-out;
  
  /* Typography scale */
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  
  /* Spacing scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  
  /* Z-index scale */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
}

/* ===== Universal Reset & Base ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
}

/* Enhanced focus styles for accessibility */
*:focus {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
  transition: var(--transition-focus);
}

/* Remove focus outline for mouse users, keep for keyboard users */
*:focus:not(:focus-visible) {
  outline: none;
}

*:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
  box-shadow: var(--box-shadow-focus);
}

/* Improve text selection */
::selection {
  background-color: var(--color-focus-bg);
  color: var(--color-text-high-contrast);
}

::-moz-selection {
  background-color: var(--color-focus-bg);
  color: var(--color-text-high-contrast);
}

/* Enhanced body styles */
body {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--color-primary-blue), var(--color-background-light));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  color: var(--color-text-high-contrast);
  line-height: 1.6;
  font-size: var(--font-size-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Skip to main content link for screen readers */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--color-text-high-contrast);
  color: var(--color-text-light);
  padding: 8px 16px;
  text-decoration: none;
  border-radius: var(--border-radius-sm);
  z-index: var(--z-tooltip);
  font-weight: 600;
  font-size: var(--font-size-sm);
}

.skip-link:focus {
  top: 6px;
}

/* Enhanced main content area */
main {
  margin-top: var(--header-height, 128px);
  width: 100%;
  min-height: calc(100vh - 200px);
}

/* ===== Header Navigation Component Preload Styles ===== */
/* Prevent FOUC (Flash of Unstyled Content) for header-navi web component */
header-navi {
  display: block;
  opacity: 1;
}

/* Show the component once it's defined and ready */
header-navi:defined {
  opacity: 1;
}

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

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

/* Enhanced paragraph styles */
p {
  margin-bottom: var(--space-md);
  color: var(--color-text-medium-contrast);
  line-height: 1.7;
}

/* Improved link styles */
a {
  color: var(--color-accent-blue);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 2px;
  transition: var(--transition-focus);
}

a:hover,
a:focus {
  color: var(--color-accent-green);
  text-decoration-thickness: 3px;
}

/* Enhanced list styles */
ul, ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-xl);
}

li {
  margin-bottom: var(--space-sm);
  color: var(--color-text-medium-contrast);
  line-height: 1.6;
}

/* Improved image accessibility */
img {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius-sm);
}

img:not([alt]) {
  filter: grayscale(100%);
  opacity: 0.5;
  border: 2px solid var(--color-error);
}

/* Enhanced form elements */
input, textarea, select, button {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}

/* Screen reader only content */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --color-text-dark: #000000;
    --color-text-high-contrast: #000000;
    --color-border-light: #000000;
    --box-shadow-card: 0 4px 12px rgba(0,0,0,0.3);
    --box-shadow-card-lg: 0 8px 32px rgba(0,0,0,0.25);
  }
}

/* ===== Layout Containers ===== */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  box-sizing: border-box;
}

.layout__container {
  width: var(--container-width);
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: var(--container-padding);
}

.layout__section-title {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  color: var(--color-accent-blue);
  font-weight: 600;
  text-align: center;
}

.layout__card-container {
  background: rgba(255,255,255,0.95);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--box-shadow-card-lg);
  border: 1px solid var(--color-border-light);
  width: 90%;
  max-width: 1200px;
  margin: 0 auto 3rem auto;
  padding: 3rem;
}

@media (max-width: 1400px) {
  .layout__card-container {
    padding: 1.5rem;
  }
  .layout__section-title {
    text-align: center;
  }
}

/* ===== Enhanced Utility Classes ===== */
.u-text-dark {
  color: var(--color-text-dark)!important;
  line-height: 1.5;
}
.u-text-light {
  color: var(--color-text-light);
}
.u-text-high-contrast {
  color: var(--color-text-high-contrast);
}
.u-text-medium-contrast {
  color: var(--color-text-medium-contrast);
}
.u-header-blue {
  color: var(--color-accent-blue);
}
.u-header-green {
  color: var(--color-accent-green);
}
.u-bg-blue {
  background-color: var(--color-accent-blue);
}
.u-bg-green {
  background-color: var(--color-accent-green);
}
.u-mb-1 { margin-bottom: 1rem; }
.u-mb-2 { margin-bottom: 2rem; }
.u-mb-3 { margin-bottom: 3rem; }
.u-py-2 { padding-top: 2rem; padding-bottom: 2rem; }
.u-center { text-align: center; }
.u-bold { font-weight: 600; }
.u-responsive-img { 
  width: 100%; 
  height: auto; 
  display: block; 
  border-radius: var(--border-radius-md);
}

/* ---- Mission Page Specific Styles ---- */
.mission-nav {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin: 2rem 0 2.5rem 0;
  role: navigation;
  aria-label: "Mission navigation";
}
.mission-nav__link {
  background: var(--color-nav-background, #d6e9f0);
  color: var(--color-accent-blue, #007bb5);
  padding: 0.75em 1.5em;
  border-radius: var(--border-radius-sm);
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition-focus);
  border: 2px solid transparent;
  min-height: 44px;
  display: flex;
  align-items: center;
}
.mission-nav__link:hover,
.mission-nav__link:focus {
  background: var(--color-accent-blue, #007bb5);
  color: #fff;
  border-color: var(--color-focus);
  transform: translateY(-2px);
  box-shadow: var(--box-shadow-elevated);
}
.mission-section {
  scroll-margin-top: 130px;
}

@media (max-width: 600px) {
  .mission-nav {
    flex-direction: column;
    gap: 0.8rem;
    align-items: center;
  }
}

/* ===== Full Width Section (Map/Featured) ===== */
.full-width-section {
  width: 100%;
  background: var(--color-secondary-blue);
  color: var(--color-text-light);
  text-align: center;
  padding: 2rem 0;
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
}

/* ===== Flex Split Layouts ===== */
.layout__split {
  display: flex;
  gap: 2rem;
}
.layout__split--6-4 > :first-child {
  flex: 6;
}
.layout__split--6-4 > :last-child {
  flex: 4;
}

/* ===== Founder Page Container Backgrounds ===== */
.founder-section-container {
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--box-shadow-card-lg);
  border: 1px solid var(--color-border-light);
  margin-bottom: 3rem;
  padding: 2.5rem;
  transition: var(--transition-main);
}

.founder-section-container:hover {
  box-shadow: var(--box-shadow-elevated);
  transform: translateY(-2px);
}

/* Section 1: Profile container with blue accent */
.founder-profile-container {
  background: linear-gradient(135deg, rgba(232, 244, 248, 0.9), rgba(255, 255, 255, 0.95));
  border-left: 5px solid var(--color-accent-blue);
}

/* Section 2: Timeline container with green accent */
.founder-timeline-container {
  background: linear-gradient(135deg, rgba(234, 249, 240, 0.9), rgba(255, 255, 255, 0.95));
  border-left: 5px solid var(--color-accent-green);
}

/* Section 3: Concept container with purple accent */
.founder-concept-container {
  background: linear-gradient(135deg, rgba(245, 240, 254, 0.9), rgba(255, 255, 255, 0.95));
  border-left: 5px solid var(--color-accent-purple);
}

/* Founder profile specific styling */
.founder-profile {
  align-items: center;
}

.founder-profile > div:first-child {
  flex: 1;
  min-width: 220px;
  text-align: center;
}

.founder-profile > div:last-child {
  flex: 2;
  min-width: 220px;
}

@media (max-width: 900px) {
  .layout__split,
  .layout__split--6-4 {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .founder-profile {
    align-items: center;
    text-align: center;
  }
  
  .founder-profile > div:first-child,
  .founder-profile > div:last-child {
    flex: none;
    min-width: auto;
    width: 100%;
  }
}

@media (max-width: 600px) {
  .layout__split {
    gap: 1rem;
  }
  
  .founder-profile img {
    max-width: 200px !important;
  }
  
  .layout__section-title {
    font-size: 1.8rem;
    margin-bottom: 1rem;
  }
  
  .layout__container {
    padding: 1rem;
  }
  
  /* Improve media list on mobile */
  .media-list__item {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0.8rem;
  }
  
  /* Better concept diagram sizing */
  .img-feature {
    max-width: 100% !important;
    width: 100%;
    height: auto;
  }
}

@media (max-width: 480px) {
  .layout__section-title {
    font-size: 1.5rem;
  }
  
  .founder-profile img {
    max-width: 180px !important;
  }
  
  .layout__container {
    padding: 0.8rem;
  }
  
  /* Smaller text on very small screens */
  .founder-profile p {
    font-size: 0.9rem;
    line-height: 1.6;
  }
  
  .media-list__item {
    padding: 0.6rem;
    font-size: 0.9rem;
  }
}

/* ===== Enhanced Carousel ===== */
.carousel-container {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  margin: 2rem 0;
  padding: 1rem 0;
}
.carousel {
  position: relative;
  overflow: hidden;
  height: 400px;
  border-radius: var(--border-radius-md);
  border: 2px solid var(--color-border-light);
  box-shadow: var(--box-shadow-card);
}
.carousel__images {
  position: relative;
  height: 100%;
}
.carousel__images img {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1s ease-in-out;
}
.carousel__images img.is-active {
  opacity: 1;
}
@media (max-width: 1400px) {
  .carousel {
    height: 250px;
  }
}

/* ===== Enhanced Card Lists ===== */
.card-list {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  list-style: none;
  padding: 0;
  justify-content: flex-start;
}
.card-list__item {
  background: #fff;
  border-radius: var(--border-radius-md);
  box-shadow: var(--box-shadow-card);
  border: 1px solid var(--color-border-light);
  width: 330px;
  max-width: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: var(--transition-main);
  position: relative;
}
.card-list__item:hover,
.card-list__item:focus-within {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--box-shadow-elevated);
  border-color: var(--color-focus);
}
.card-list__image {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-bottom: 2px solid var(--color-border-light);
}

/* New thumbnail styles for main page news cards */
.card-list__image-container {
  width: 100%;
  height: 200px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-background-light);
  border-bottom: 2px solid var(--color-border-light);
}

.card-list__image-thumbnail {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: var(--transition-main);
}

.card-list__image-thumbnail:hover {
  transform: scale(1.05);
}
.card-list__body {
  padding: 1.5rem;
  flex-grow: 1;
}
.card-list__body h3 {
  margin-bottom: var(--space-sm);
  color: var(--color-text-high-contrast);
}
.card-list__body p {
  color: var(--color-text-medium-contrast);
  margin-bottom: var(--space-sm);
}
@media (max-width: 900px) {
  .card-list {
    flex-direction: column;
    gap: 1.2rem;
  }
  .card-list__item {
    width: 100%;
    max-width: 100%;
  }
}

/* ===== Enhanced Service Section ===== */
.service__container {
  min-height: 65vh;
  padding: 0 10px;
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto 3rem auto;
}
.service__split {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 2rem;
}
.service__block {
  flex: 1;
  padding: 3rem 1.5rem;
  border-radius: var(--border-radius-md);
  box-shadow: var(--box-shadow-card);
  border: 2px solid var(--color-border-light);
  min-height: 36vh;
  background-color: #fff;
  transition: var(--transition-main);
  display: flex;
  flex-direction: column;
}
.service__block:hover,
.service__block:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--box-shadow-elevated);
  border-color: var(--color-focus);
}
.service__block--school { 
  background-color: #e6f7ff;
  border-color: var(--color-accent-blue);
}
.service__block--corp { 
  background-color: #eaf9f0;
  border-color: var(--color-accent-green);
}
.service__subtitle {
  color: #005b96;
  font-weight: bold;
  margin-top: 1rem;
  font-size: var(--font-size-lg);
}
.service__block--corp .service__subtitle { 
  color: var(--color-accent-green); 
}
.service__desc {
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--color-text-high-contrast);
  font-size: var(--font-size-base);
}
.service__example {
  font-size: var(--font-size-sm);
  color: var(--color-text-medium-contrast);
  margin-bottom: 0.5rem;
  line-height: 1.6;
}
.service__block--corp .service__example {
  color: var(--color-text-high-contrast);
  font-weight: 500;
}
@media (max-width: 1400px) {
  .service__split {
    flex-direction: column;
    align-items: center;
  }
  .service__block {
    padding: 2rem 1rem;
    width: 95%;
    min-width: 0;
  }
}

/* ===== Enhanced Timeline ===== */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  position: relative;
}
.timeline__event {
  display: flex;
  align-items: flex-start;
  position: relative;
}
.timeline__event--left { justify-content: flex-start; }
.timeline__event--right { justify-content: flex-end; }
.timeline__content {
  background: #fff;
  border-radius: var(--border-radius-sm);
  box-shadow: var(--box-shadow-card);
  border: 1px solid var(--color-border-light);
  padding: 1.5rem 2rem;
  max-width: 400px;
  transition: var(--transition-main);
}
.timeline__content:hover,
.timeline__content:focus-within {
  box-shadow: var(--box-shadow-elevated);
  border-color: var(--color-focus);
}
.timeline__dot {
  width: 20px;
  height: 20px;
  background: var(--color-accent-blue);
  border: 3px solid #fff;
  border-radius: 50%;
  margin: 0 1rem;
  align-self: center;
  box-shadow: var(--box-shadow-card);
}
.timeline__line {
  width: 3px;
  background: var(--color-accent-blue);
  flex-grow: 1;
  margin: 0 1rem;
}

/* ===== Enhanced Blockquote ===== */
.blockquote {
  font-size: 1.3rem;
  text-align: center;
  border-left: 6px solid var(--color-accent-blue);
  padding: 2rem 2.5rem;
  margin: 2rem 0;
  background: rgba(255,255,255,0.95);
  border-radius: var(--border-radius-md);
  box-shadow: var(--box-shadow-card);
  position: relative;
  font-style: italic;
  color: var(--color-text-high-contrast);
}
.blockquote::after {
  content: '❝';
  position: absolute;
  font-size: 4rem;
  color: var(--color-accent-blue);
  opacity: 0.3;
  top: -10px;
  left: -5px;
}

/* ===== Enhanced Media & File Lists ===== */
.media-list, .file-list {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem 0;
}
.media-list__item, .file-list__item {
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: var(--space-sm);
  border-radius: var(--border-radius-sm);
  transition: var(--transition-main);
}
.media-list__item:hover,
.file-list__item:hover {
  background-color: var(--color-focus-bg);
}
.media-list__item i,
.file-list__item i {
  color: var(--color-accent-blue);
  font-size: var(--font-size-lg);
  min-width: 24px;
}
.media-list__link, .file-list__link {
  color: var(--color-accent-blue);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-focus);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--border-radius-sm);
  min-height: 44px;
  display: flex;
  align-items: center;
}
.media-list__link:hover, .media-list__link:focus,
.file-list__link:hover, .file-list__link:focus {
  color: var(--color-accent-green);
  background-color: var(--color-focus-bg);
  transform: translateX(4px);
}

/* ===== Enhanced Button & Link Accessibility ===== */
.btn, .link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75em 1.5em;
  background: var(--color-accent-blue);
  color: var(--color-text-light);
  border: 2px solid var(--color-accent-blue);
  border-radius: var(--border-radius-sm);
  font-weight: 600;
  font-size: var(--font-size-base);
  transition: var(--transition-focus);
  cursor: pointer;
  text-decoration: none;
  min-height: 44px;
  gap: var(--space-sm);
}
.btn:hover, .btn:focus, .link:focus, .link:hover {
  background: var(--color-accent-green);
  border-color: var(--color-accent-green);
  color: var(--color-text-light);
  transform: translateY(-2px);
  box-shadow: var(--box-shadow-elevated);
}
.btn:active, .link:active {
  transform: translateY(0);
}

/* Button variants */
.btn--secondary {
  background: transparent;
  color: var(--color-accent-blue);
  border-color: var(--color-accent-blue);
}
.btn--secondary:hover,
.btn--secondary:focus {
  background: var(--color-accent-blue);
  color: var(--color-text-light);
}

/* ===== Enhanced Miscellaneous ===== */
.img-feature {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius-md);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--box-shadow-card);
  display: block;
  margin: 0 auto;
}

/* ===== Enhanced Responsive ===== */
@media (max-width: 1400px) {
  .layout__container {
    padding: 1.2rem;
  }
  .layout__section-title {
    text-align: center;
    margin-top: 25px;
  }
}

/* ===== News Posts Styles ===== */
.news-post {
  background: #fff;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--box-shadow-card);
  border: 1px solid var(--color-border-light);
  margin-bottom: 3rem;
  padding: 2.5rem;
  transition: var(--transition-main);
  scroll-margin-top: calc(var(--header-height) + 2rem);
}

.news-post:hover,
.news-post:focus-within {
  box-shadow: var(--box-shadow-elevated);
  border-color: var(--color-focus);
  transform: translateY(-2px);
}

.news-post__header {
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--color-border-light);
}

.news-post__title {
  font-size: var(--font-size-3xl);
  color: var(--color-accent-blue);
  margin-bottom: var(--space-sm);
  line-height: 1.3;
  font-weight: 600;
}

.news-post__date {
  font-size: var(--font-size-base);
  color: var(--color-text-medium-contrast);
  font-weight: 500;
  display: block;
}

.news-post__content {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.news-post__image {
  width: 300px;
  height: 200px;
  object-fit: cover;
  border-radius: var(--border-radius-md);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--box-shadow-card);
  flex-shrink: 0;
}

/* Full-size news images like in LEGACY */
.news-post__image-container {
  text-align: center;
  margin: 2rem 0;
}

.news-post__image-full {
  max-width: 480px;
  width: 100%;
  height: auto;
  border-radius: var(--border-radius-md);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--box-shadow-card);
  transition: var(--transition-main);
}

.news-post__image-full:hover {
  box-shadow: var(--box-shadow-elevated);
  transform: scale(1.02);
}

.news-post__image-medium {
  max-width: 400px;
  width: 100%;
  height: auto;
  border-radius: var(--border-radius-md);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--box-shadow-card);
}

.news-post__image-small {
  max-width: 200px;
  width: 100%;
  height: auto;
  border-radius: var(--border-radius-md);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--box-shadow-card);
}

.news-post__download-link {
  text-align: right;
  padding-right: 5%;
  margin-top: 0.5rem;
}

.news-post__download-link a {
  color: var(--color-accent-blue);
  text-decoration: underline;
  font-weight: 500;
}

.news-post__download-link a:hover {
  color: var(--color-accent-green);
}

.news-post__text {
  flex: 1;
}

.news-post__text p {
  margin-bottom: var(--space-lg);
  color: var(--color-text-medium-contrast);
  line-height: 1.7;
  font-size: var(--font-size-base);
}

.news-post__text p:last-child {
  margin-bottom: 0;
}

/* Responsive design for news posts */
@media (max-width: 900px) {
  .news-post {
    padding: 1.5rem;
    margin-bottom: 2rem;
  }
  
  .news-post__title {
    font-size: var(--font-size-2xl);
  }
  
  .news-post__content {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .news-post__image {
    width: 100%;
    height: 250px;
  }
}

@media (max-width: 600px) {
  .news-post {
    padding: 1rem;
  }
  
  .news-post__title {
    font-size: var(--font-size-xl);
  }
  
  .news-post__image {
    height: 200px;
  }
}

/* Enhanced news posts container */
#news-posts-container {
  padding-top: 1rem;
}

/* News preview styles for index page */
.news-preview-item {
  cursor: pointer;
  transition: var(--transition-main);
}

.news-preview-item:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--box-shadow-elevated);
  border-color: var(--color-focus);
}

/* News cards in same row with consistent heights */
.news-cards-row {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: nowrap;
  align-items: stretch;
}

.news-cards-row .card-list__item {
  flex: 1;
  min-width: 0;
  max-width: calc(33.333% - 1rem);
  display: flex;
  flex-direction: column;
}

.news-cards-row .card-list__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.news-cards-row .card-list__body h3 {
  margin-bottom: var(--space-sm);
  line-height: 1.3;
  font-size: var(--font-size-lg);
}

.news-cards-row .card-list__body p {
  flex: 1;
  margin-bottom: var(--space-sm);
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  line-height: 1.5;
}

.news-cards-row .card-list__body span {
  margin-top: auto;
  font-weight: 500;
  color: var(--color-text-medium-contrast);
}

@media (max-width: 1200px) {
  .news-cards-row {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .news-cards-row .card-list__item {
    max-width: 330px;
    flex: none;
  }
}

@media (max-width: 900px) {
  .news-cards-row {
    flex-direction: column;
    gap: 1.2rem;
  }
  
  .news-cards-row .card-list__item {
    max-width: 100%;
  }
}

/* Publications hover effect */
.publications-hover-list {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem 0;
}

.publication-item {
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: var(--space-sm);
  border-radius: var(--border-radius-sm);
  transition: var(--transition-main);
  position: relative;
  cursor: pointer;
}

.publication-item:hover {
  background-color: var(--color-focus-bg);
  transform: translateX(4px);
}

.publication-item i {
  color: var(--color-accent-blue);
  font-size: var(--font-size-lg);
  min-width: 24px;
}

.publication-link {
  color: var(--color-accent-blue);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-focus);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--border-radius-sm);
  min-height: 44px;
  display: flex;
  align-items: center;
  flex: 1;
}

.publication-link:hover,
.publication-link:focus {
  color: var(--color-accent-green);
  background-color: var(--color-focus-bg);
}

.publication-preview {
  position: absolute;
  right: -320px;
  top: 50%;
  transform: translateY(-50%);
  background: #fff;
  border: 2px solid var(--color-border-medium);
  border-radius: var(--border-radius-md);
  box-shadow: var(--box-shadow-elevated);
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: var(--z-popover);
  width: 280px;
  pointer-events: none;
  max-height: 400px;
  overflow: hidden;
}

.publication-item:hover .publication-preview {
  opacity: 1;
  visibility: visible;
  right: -300px;
}

.publication-preview img {
  width: 100%;
  height: auto;
  max-height: 350px;
  object-fit: contain;
  border-radius: var(--border-radius-sm);
  display: block;
  margin: 0 auto;
}

/* Ensure book thumbnails show fully on larger screens */
@media (min-width: 1600px) {
  .publication-preview {
    width: 320px;
    right: -360px;
    max-height: 450px;
  }
  
  .publication-item:hover .publication-preview {
    right: -340px;
  }
  
  .publication-preview img {
    max-height: 400px;
  }
}

@media (max-width: 1400px) {
  .publication-preview {
    right: -280px;
    width: 260px;
  }
  
  .publication-item:hover .publication-preview {
    right: -260px;
  }
}

@media (max-width: 1200px) {
  .publication-preview {
    display: none;
  }
}

/* Events carousel container */
.events-carousel-container {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  margin: 2rem 0;
  padding: 1rem 0;
}

/* Caption overlay for events carousel */
.carousel-caption-overlay {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  background: linear-gradient(transparent, rgba(0,0,0,0.8));
  color: white;
  padding: 2rem 1.5rem 1.5rem;
  border-radius: 0 0 var(--border-radius-md) var(--border-radius-md);
  pointer-events: none;
  z-index: 10;
}

.carousel-caption-overlay h3 {
  font-size: var(--font-size-xl);
  margin: 0;
  color: white;
  font-weight: 600;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.7);
}

/* Carousel slide with caption */
.carousel-slide {
  position: relative;
  width: 100%;
  height: 100%;
}

.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--border-radius-md);
}

.carousel-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,0.8));
  color: white;
  padding: 2rem 1.5rem 1.5rem;
  border-radius: 0 0 var(--border-radius-md) var(--border-radius-md);
}

.carousel-caption h3 {
  font-size: var(--font-size-xl);
  margin-bottom: 0.5rem;
  color: white;
  font-weight: 600;
}

.carousel-caption p {
  font-size: var(--font-size-base);
  margin: 0;
  color: rgba(255,255,255,0.9);
  line-height: 1.4;
}

@media (max-width: 900px) {
  .carousel-caption {
    padding: 1.5rem 1rem 1rem;
  }
  
  .carousel-caption h3 {
    font-size: var(--font-size-lg);
  }
  
  .carousel-caption p {
    font-size: var(--font-size-sm);
  }
}

/* ===== Back to Top Button ===== */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  background: var(--color-accent-blue);
  color: var(--color-text-light);
  border: 2px solid var(--color-accent-blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: 1.2rem;
  font-weight: bold;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all 0.3s ease;
  z-index: var(--z-fixed);
  box-shadow: var(--box-shadow-card);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover,
.back-to-top:focus {
  background: var(--color-accent-green);
  border-color: var(--color-accent-green);
  color: var(--color-text-light);
  transform: translateY(-4px) scale(1.1);
  box-shadow: var(--box-shadow-elevated);
}

.back-to-top:active {
  transform: translateY(-2px) scale(1.05);
}

@media (max-width: 768px) {
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background-color: #007bb5;
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  text-align: center;
  line-height: 1;
}
  
  .skip-link,
  .mission-nav,
  .back-to-top {
    display: none;
  }
  
  .news-post {
    break-inside: avoid;
    page-break-inside: avoid;
    margin-bottom: 2rem;
    border: 1px solid #000;
  }
  
  .news-post__content {
    flex-direction: column;
  }
  
  .news-post__image {
    width: 100%;
    max-width: 300px;
  }
}