/* ===================================
   CSS CUSTOM PROPERTIES
   =================================== */
:root {
  --color-primary: #041562;
  --color-secondary: #11468f;
  --color-accent: #fbb716;
  --color-text: #333;
  --color-text-light: #666;
  --color-bg: #eeeeee;
  --color-white: #ffffff;
  --color-gray-light: #f9f9f9;
  --color-danger: #c74b50;
  --color-border: #e0e0e0;
  --color-hover: #f5f5f5;

  --font-primary: "Montserrat", sans-serif;
  --font-secondary: "Roboto", sans-serif;

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 4rem;

  --container-width: 1200px;
  --content-width: 900px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-xxl: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* ===================================
   BASE RESET
   =================================== */
* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}

body {
  background-color: var(--color-bg);
  font-family: var(--font-primary);
}

/* ===================================
   BASE COMPONENTS
   =================================== */

/* Tables */
.table-wrapper {
  width: 100%;
  overflow-x: auto;
  margin-bottom: var(--spacing-md);
  -webkit-overflow-scrolling: touch;
}

.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin-bottom: 0;
  box-shadow: var(--shadow-md);
  border-radius: 8px;
  overflow: hidden;
}

.data-table--auto-width {
  width: auto;
  min-width: 0;
}

.tables-row {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.data-table {
  width: 100%;
  min-width: 100%;
  border-collapse: collapse;
  border-spacing: 0;
  margin-bottom: 0;
  box-shadow: var(--shadow-md);
  border-radius: 8px;
  overflow: hidden;
  background-color: var(--color-white);
}

.data-table--auto-width {
  width: auto;
  min-width: 0;
}

.data-table th {
  background-color: var(--color-secondary);
  color: var(--color-white);
  font-weight: 600;
  text-align: left;
  padding: var(--spacing-sm);
  font-size: 0.875rem;
}

.data-table tr {
  border-bottom: 1px solid var(--color-border);
}

.data-table tr:last-child {
  border-bottom: none;
}

.data-table tr:hover {
  background-color: var(--color-hover);
}

.data-table tbody tr:nth-child(odd) {
  background-color: var(--color-white);
}

.data-table tbody tr:nth-child(even) {
  background-color: #f8f9fa;
}

.data-table td {
  padding: var(--spacing-sm);
  color: var(--color-text);
  vertical-align: top;
  font-size: 0.875rem;
  line-height: 1.6;
}

/* Year/Date column styling (first column in most tables) */
.data-table td:first-child {
  font-weight: 600;
  color: var(--color-primary);
  white-space: nowrap;
  width: 50px;
}

/* Course tables - alternating label/value columns */
.data-table--course td:nth-child(odd) {
  font-weight: 600;
  color: var(--color-secondary);
  white-space: nowrap;
}

.data-table--course td:nth-child(even) {
  width: 100%;
  word-wrap: break-word;
  overflow-wrap: break-word;
  hyphens: auto;
}

/* Organizations table - allow word breaking in first column */
.data-table--organizations td:first-child {
  white-space: normal;
  word-wrap: break-word;
  overflow-wrap: break-word;
  width: auto;
  min-width: 150px;
}

/* Cards */
.card {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  background-color: var(--color-white);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  width: 100%;
  box-sizing: border-box;
  margin-bottom: var(--spacing-lg);
}

.card--research-student {
  flex-direction: column;
  align-items: start;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
}

.card--with-video {
  flex-direction: column;
}

.card__top {
  display: flex;
  flex-direction: column;
  align-items: start;
  gap: var(--spacing-md);
  width: 100%;
}

.card--publication {
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
}

.card--hoverable {
  transition: box-shadow 0.3s ease;
}

.card--hoverable:hover {
  box-shadow: var(--shadow-xl);
}

/* Links */
.link--secondary {
  color: var(--color-secondary);
  text-decoration: none;
}

.link--secondary:hover {
  text-decoration: underline;
}

.link--break {
  word-break: break-all;
}

.link--bold {
  font-weight: 600;
}

/* Utilities */
.u-content-width {
  max-width: var(--content-width);
  margin: 0 auto;
}

.u-text-danger {
  color: var(--color-danger);
  font-weight: 600;
}

.u-text-large {
  font-size: 1.125rem;
  font-weight: 700;
  margin: 0;
  padding: var(--spacing-sm);
  padding-top: 0;
}

.u-text-center {
  text-align: center;
}

.u-text-secondary {
  color: var(--color-secondary);
  font-weight: 600;
}

.u-text-italic {
  font-style: italic;
}

.u-margin-bottom-lg {
  margin-bottom: var(--spacing-lg);
}

.u-margin-bottom-xl {
  margin-bottom: var(--spacing-xl);
}

.section-year {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: var(--spacing-lg) 0 var(--spacing-md) 0;
  text-align: center;
}

/* Images with shadows */
.gallery__image,
.publication__image,
.research-entry__image,
.research-entry__video,
.research-student__image,
.media-block__image,
.photo-carousel__image,
.form__image {
  border-radius: 8px;
  box-shadow: var(--shadow-md);
}

.gallery__image {
  box-shadow: var(--shadow-lg);
}

.publication__image {
  border-radius: 4px;
}

/* ===================================
   SITE HEADER
   =================================== */
.site-header {
  display: flex;
  flex-direction: column;
  background-color: var(--color-primary);
  padding: var(--spacing-sm);
  width: 100%;
  box-sizing: border-box;
  overflow-x: hidden;
  position: relative;
}

.site-header__profile {
  display: flex;
  justify-content: center;
  margin-bottom: var(--spacing-sm);
  margin-top: 50px;
}

.site-header__profile-link {
  display: block;
}

.site-header__profile-image {
  height: 140px;
  width: auto;
  object-fit: cover;
  display: block;
  border-radius: 4px;
}

.site-header__content {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  width: 100%;
  box-sizing: border-box;
}

.site-header__top {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 var(--spacing-sm);
  width: 100%;
  box-sizing: border-box;
}

.site-header__branding {
  display: flex;
  flex-direction: column;
  width: 100%;
  box-sizing: border-box;
}

.site-header__branding-link {
  text-decoration: none;
}

.site-header__name {
  color: var(--color-white);
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 0 var(--spacing-xs) 0;
}

.site-header__info {
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: 400;
  margin: 0 0 3px 0;
  line-height: 1.3;
}

.site-header__logo-link {
  display: block;
  margin-top: var(--spacing-xs);
}

.site-header__logo {
  width: 80px;
  height: auto;
}

/* ===================================
   NAVIGATION
   =================================== */
.main-nav {
  position: relative;
  width: 100%;
  padding: 0;
  box-sizing: border-box;
}

.main-nav__toggle {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 10px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px 12px;
  z-index: 1001;
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  transition: all 0.3s ease;
}

.main-nav__toggle--open {
  position: absolute;
  top: var(--spacing-md);
  left: var(--spacing-md);
}

.main-nav__toggle:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.main-nav__toggle-burger {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 25px;
  height: 18px;
  position: relative;
}

.main-nav__toggle-text {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: opacity 0.3s ease;
}

.main-nav__toggle--open .main-nav__toggle-text {
  opacity: 0;
}

.main-nav__toggle-icon {
  width: 25px;
  height: 3px;
  background: var(--color-white);
  border-radius: 3px;
  transition: all 0.3s ease;
  position: relative;
}

.main-nav__toggle--open .main-nav__toggle-burger .main-nav__toggle-icon:nth-child(1) {
  transform: rotate(45deg);
  position: absolute;
  top: 7px;
}

.main-nav__toggle--open .main-nav__toggle-burger .main-nav__toggle-icon:nth-child(2) {
  opacity: 0;
}

.main-nav__toggle--open .main-nav__toggle-burger .main-nav__toggle-icon:nth-child(3) {
  transform: rotate(-45deg);
  position: absolute;
  top: 7px;
}

.main-nav__list {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  list-style: none;
  margin: 0;
  padding: 80px 20px 40px;
  gap: var(--spacing-sm);
  background-color: var(--color-primary);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 100%;
  height: 100%;
  z-index: 1000;
  overflow-y: auto;
  overflow-x: hidden;
  box-sizing: border-box;
  animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.main-nav__list--open {
  display: flex;
}

/* Prevent body scroll when menu is open */
body.menu-open {
  overflow: hidden;
  position: fixed;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
}

.main-nav__item {
  position: relative;
  width: calc(100% - 40px);
  max-width: 500px;
  box-sizing: border-box;
}

.main-nav__link {
  display: block;
  padding: var(--spacing-md);
  font-size: 1.1rem;
  font-weight: 700;
  color: #e8e8e8;
  text-decoration: none;
  background-color: var(--color-secondary);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  width: 100%;
  text-align: center;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  box-sizing: border-box;
}

.main-nav__link:hover,
.main-nav__item:hover>.main-nav__link {
  background-color: #e8e8e8;
  color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.main-nav__item--highlight>.main-nav__link {
  background-color: var(--color-accent);
  color: rgb(67, 3, 3);
  font-size: 1.2rem;
}

.main-nav__item--highlight>.main-nav__link:hover,
.main-nav__item--highlight:hover>.main-nav__link {
  background-color: #e8a000;
  color: rgb(67, 3, 3);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.main-nav__dropdown {
  display: none;
  list-style: none;
  margin: var(--spacing-xs) 0 0 0;
  padding: var(--spacing-xs);
  background-color: rgba(0, 0, 0, 0.3);
  border-radius: 8px;
  z-index: 99999;
}

.main-nav__item--has-dropdown.active .main-nav__dropdown {
  display: block;
  animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

.main-nav__dropdown-link {
  display: block;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.95rem;
  font-weight: 600;
  color: #e8e8e8;
  text-decoration: none;
  transition: all 0.2s ease;
  border-radius: 6px;
  text-align: center;
}

.main-nav__dropdown-link:hover {
  background-color: rgba(255, 255, 255, 0.15);
}

/* Show "Go to" links by default (mobile) */
.main-nav__dropdown-link--parent {
  display: block;
  border-bottom: 2px solid rgba(251, 183, 22, 0.4);
  font-weight: 700;
  color: var(--color-accent) !important;
  margin-bottom: 4px;
  padding-bottom: 10px;
}

.main-nav__dropdown-link--parent:hover {
  border-bottom-color: var(--color-accent);
}

/* ===================================
   PAGE STRUCTURE
   =================================== */
.page {
  min-height: 100vh;
}

.page__content {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: var(--spacing-md) var(--spacing-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page__title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 var(--spacing-lg) 0;
  text-align: center;
}

.page__credit {
  font-size: 1rem;
  font-style: italic;
  text-align: right;
  margin: var(--spacing-lg) 0 0 0;
  width: 100%;
  color: var(--color-text);
}

.page__credit a {
  color: var(--color-secondary);
  text-decoration: none;
}

.page__credit a:hover {
  text-decoration: underline;
}

/* ===================================
   HERO SECTION
   =================================== */
.hero {
  margin-bottom: var(--spacing-lg);
  max-width: var(--content-width);
  margin-left: auto;
  margin-right: auto;
  /* Flexbox for mobile to center image vertically */
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero__bio {
  width: 100%;
  overflow: hidden;
  /* Flexbox for mobile to control order */
  display: flex;
  flex-direction: column;
}

.hero__portrait {
  /* Remove float on mobile, will be restored at larger breakpoints */
  float: none;
  width: 100%;
  max-width: 280px;
  height: auto;
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  margin: var(--spacing-md) 0 0 0;
  /* Order image to appear at bottom on mobile */
  order: 2;
}

/* Center hero portrait when it's a direct child of .hero (about page) */
.hero>.hero__portrait {
  margin: var(--spacing-md) auto 0 auto;
}

.hero__text {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  text-align: left;
  margin: 0 0 16px 0;
  /* Order text to appear before image on mobile */
  order: 1;
}

/* ===================================
   SECTION
   =================================== */
.section {
  margin-bottom: var(--spacing-lg);
  max-width: var(--content-width);
  width: 100%;
  margin-left: auto;
  margin-right: auto;
}

.section__heading {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0 0 var(--spacing-sm) 0;
  border-bottom: 3px solid var(--color-secondary);
  padding-bottom: var(--spacing-xs);
}

.section__subheading {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-secondary);
  margin: var(--spacing-md) 0 var(--spacing-xs) 0;
}

.section__text {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  margin: 0 0 var(--spacing-sm) 0;
  text-align: left;
}

.section__list {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  margin: 0 0 var(--spacing-sm) 0;
  padding-left: var(--spacing-md);
}

.section__list-item {
  margin-bottom: var(--spacing-xs);
}

/* Responsive Images */
.responsive-image {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 4px;
  box-shadow: var(--shadow-md);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.image-link {
  display: block;
  cursor: pointer;
  text-decoration: none;
}

.image-link:hover .responsive-image {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.image-note {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xs);
  font-style: italic;
  text-align: center;
}

/* ===================================
   GALLERY
   =================================== */
.gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  max-width: var(--content-width);
  margin-left: auto;
  margin-right: auto;
}

/* Center galleries with a single item */
.gallery:has(.gallery__item:only-child) {
  grid-template-columns: 1fr;
  justify-items: center;
}

.gallery__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
}

/* For single-item galleries, limit the item width */
.gallery:has(.gallery__item:only-child) .gallery__item {
  max-width: 500px;
}

/* Center a gallery item by spanning both columns */
.gallery__item--centered {
  grid-column: 1 / -1;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.gallery__image {
  width: 100%;
  height: auto;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.gallery__image--fixed-height {
  height: 300px;
  object-fit: cover;
  object-position: center;
}

.gallery__image:hover {
  transform: translateY(-4px);
}

.gallery__caption {
  margin-top: var(--spacing-xs);
  font-size: 0.875rem;
  font-weight: 600;
  text-align: center;
  color: var(--color-text);
}

/* ===================================
   PUBLICATIONS
   =================================== */
.publications {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  width: 100%;
  max-width: var(--content-width);
  margin-left: auto;
  margin-right: auto;
}

.publication__image {
  max-width: 150px;
  width: 100%;
  height: auto;
}

.publication__info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  width: 100%;
  text-align: center;
}

.publication__year {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin: 0;
}

.publication__citation {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text);
  margin: 0;
}

.publication__description {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-text-light);
  margin: 0;
}

.publication__link {
  word-break: break-all;
  font-size: 0.85rem;
}

.publication__award {
  font-style: italic;
  text-align: center;
  color: var(--color-secondary);
  font-weight: 600;
  margin: var(--spacing-xs) 0;
}

.publication__banner {
  width: 100%;
  max-width: 100%;
  height: auto;
  margin-top: var(--spacing-sm);
  border-radius: 4px;
}

/* ===================================
   VIDEO PLAYER
   =================================== */
.video-player {
  width: 100%;
  margin: 0 auto var(--spacing-md);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* ===================================
   FORM STYLES
   =================================== */
.form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  width: 100%;
  max-width: var(--content-width);
  margin-left: auto;
  margin-right: auto;
  overflow: hidden;
}

.form__fields {
  flex: 1;
  width: 100%;
}

.form__group {
  display: flex;
  flex-direction: column;
  margin-bottom: var(--spacing-sm);
}

.form__label {
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
  color: var(--color-text);
  font-size: 0.95rem;
}

.form__label--required::after {
  content: "*";
  color: var(--color-danger);
  margin-left: 4px;
}

.form__input,
.form__select,
.form__textarea {
  background-color: var(--color-border);
  border: 2px solid transparent;
  padding: var(--spacing-sm);
  font-size: 1rem;
  font-family: var(--font-primary);
  border-radius: 4px;
  transition:
    border-color 0.3s ease,
    background-color 0.3s ease;
  width: 100%;
  box-sizing: border-box;
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  outline: none;
  border-color: var(--color-secondary);
  background-color: var(--color-white);
}

.form__textarea {
  min-height: 120px;
  resize: vertical;
}

.form__button {
  background-color: var(--color-danger);
  color: var(--color-white);
  font-size: 1rem;
  padding: var(--spacing-sm) var(--spacing-md);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  transition:
    background-color 0.3s ease,
    transform 0.2s ease;
  width: 100%;
  box-sizing: border-box;
}

.form__button:hover {
  background-color: #b03d42;
  transform: translateY(-2px);
}

.form__images {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  width: 100%;
  max-width: 100%;
  align-items: stretch;
}

.form__images>div:first-child {
  width: 100%;
}

.form__images>div:first-child .form__image {
  width: 100%;
  max-width: 100%;
}

.form__image-wrapper {
  display: flex;
  flex-direction: row;
  gap: var(--spacing-xs);
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.form__image-wrapper .form__image {
  flex: 1 1 50%;
  min-width: 0;
  width: 100%;
  object-fit: cover;
}

.form__image {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  box-sizing: border-box;
}

/* Vitae uses standard section classes - no specific styles needed */

/* Grants total uses utility class .u-text-danger */

/* Research entries use card and section classes - specific styles kept minimal */
.research-entry__image,
.research-student__image {
  width: 100%;
  max-width: 100%;
  min-width: 150px;
  height: auto;
  margin: 0;
  flex-shrink: 0;
  align-self: start;
  margin-top: 0;
}

.research-student__info {
  display: flex;
  flex-direction: column;
  width: 100%;
  flex: 1;
}

.research-student__info .section__subheading {
  margin-top: 0;
}

.research-student__info .video-gallery__video {
  margin-top: var(--spacing-md);
  margin-bottom: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

.card--with-video .video-gallery__video {
  margin-top: var(--spacing-md);
  margin-bottom: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.research-entry__video {
  width: 100%;
}

.research-entry__content,
.research-student__info,
.media-block__content {
  flex: 1;
}

/* Align titles with images in media blocks */
.media-block__content .section__subheading {
  margin-top: 0;
}

/* ===================================
   ARTICLE LIST
   =================================== */
.article-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.article-list__item {
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--color-border);
}

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

.article-list__citation {
  color: var(--color-text);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Media block images - specific sizing only */
.media-block__image {
  width: 100%;
  max-width: 300px;
  height: auto;
  transition: transform 0.3s ease;
  margin: 0 auto;
}

.media-block__image:hover {
  transform: translateY(-2px);
}

/* FAQ uses standard section classes - no specific styles needed */

/* ===================================
   VIDEO GALLERY
   =================================== */
.video-gallery {
  margin-bottom: var(--spacing-lg);
}

.video-gallery__video {
  width: 100%;
  margin: 0 auto var(--spacing-md);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.video-gallery__video iframe {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
}

/* ===================================
   PHOTO CAROUSEL (SWIPER)
   =================================== */
.photo-carousel {
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-md) 0;
  position: relative;
}

.photo-carousel .swiper-wrapper {
  align-items: center;
}

.photo-carousel .swiper-slide {
  height: auto;
  display: flex;
  justify-content: center;
  align-items: center;
}

.photo-carousel .swiper-slide a {
  display: block;
  width: 100%;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.photo-carousel .swiper-slide a:hover {
  transform: scale(1.02);
}

.photo-carousel__image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  transition: box-shadow 0.3s ease;
}

.photo-carousel .swiper-slide a:hover .photo-carousel__image {
  box-shadow: var(--shadow-xl);
}

/* Navigation Arrows */
.photo-carousel .swiper-button-next,
.photo-carousel .swiper-button-prev {
  width: 44px;
  height: 44px;
  background-color: var(--color-white);
  border-radius: 50%;
  box-shadow: var(--shadow-lg);
  transition: all 0.3s ease;
}

.photo-carousel .swiper-button-next:after,
.photo-carousel .swiper-button-prev:after {
  font-size: 20px;
  font-weight: bold;
  color: var(--color-primary);
}

.photo-carousel .swiper-button-next:hover,
.photo-carousel .swiper-button-prev:hover {
  background-color: var(--color-primary);
  transform: scale(1.1);
}

.photo-carousel .swiper-button-next:hover:after,
.photo-carousel .swiper-button-prev:hover:after {
  color: var(--color-white);
}

.photo-carousel .swiper-button-disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

/* Pagination Dots */
.photo-carousel .swiper-pagination {
  position: relative;
  margin-top: var(--spacing-md);
  bottom: 0;
}

.photo-carousel .swiper-pagination-bullet {
  width: 10px;
  height: 10px;
  background-color: var(--color-secondary);
  opacity: 0.4;
  transition: all 0.3s ease;
}

.photo-carousel .swiper-pagination-bullet-active {
  opacity: 1;
  background-color: var(--color-primary);
  transform: scale(1.2);
}

.photo-carousel .swiper-pagination-bullet:hover {
  opacity: 0.7;
}

/* Section Year Heading */
.section-year {
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: var(--spacing-lg) 0 var(--spacing-md) 0;
  text-align: center;
  border-bottom: 3px solid var(--color-accent);
  padding-bottom: var(--spacing-sm);
}

/* ===================================
   RESPONSIVE - 480px+
   =================================== */
@media (min-width: 480px) {
  .site-header {
    padding: var(--spacing-sm) var(--spacing-md);
  }

  .site-header__profile-image {
    height: 150px;
  }

  .site-header__profile {
    margin-bottom: var(--spacing-md);
  }

  .site-header__name {
    font-size: 1.375rem;
    margin-bottom: var(--spacing-sm);
  }

  .site-header__info {
    font-size: 0.8rem;
    margin-bottom: 4px;
  }

  .site-header__logo {
    width: 90px;
  }

  .page__content {
    padding: var(--spacing-md) var(--spacing-md);
  }

  .page__title {
    font-size: 2rem;
  }

  .hero {
    /* Remove flexbox at 480px+ to allow float to work */
    display: block;
  }

  .hero__portrait {
    max-width: 320px;
    margin: 0 0 var(--spacing-sm) var(--spacing-md);
    /* Restore float behavior at 480px+ */
    float: right;
    order: 0;
  }

  /* Center hero portrait when it's a direct child of .hero (about page) */
  .hero>.hero__portrait {
    margin: 0 auto var(--spacing-sm) auto;
    float: none;
    display: block;
  }

  .hero__text {
    /* Reset order for text at 480px+ */
    order: 0;
  }

  .hero__bio {
    /* Remove flexbox at 480px+ to allow float to work */
    display: block;
  }

  .gallery {
    gap: var(--spacing-lg);
  }

  .publication__image {
    max-width: 180px;
  }
}

/* ===================================
   RESPONSIVE - 768px+
   =================================== */
@media (min-width: 768px) {
  .site-header__profile-image {
    height: 160px;
  }

  .site-header__name {
    font-size: 1.5rem;
  }

  .site-header__info {
    font-size: 0.875rem;
  }

  .site-header__logo {
    width: 100px;
  }

  .page__content {
    padding: var(--spacing-lg) var(--spacing-md);
  }

  .page__title {
    font-size: 2.25rem;
  }

  .section__heading {
    font-size: 1.625rem;
  }

  .section__text {
    font-size: 1.0625rem;
  }

  .hero__portrait {
    max-width: 230px;
    margin: 0 0 var(--spacing-md) var(--spacing-xl);
  }

  /* Center hero portrait when it's a direct child of .hero (about page) */
  .hero>.hero__portrait {
    margin: 0 auto var(--spacing-md) auto;
    float: none;
    display: block;
  }

  .hero__text {
    font-size: 1.0625rem;
    text-align: justify;
  }

  .gallery {
    gap: var(--spacing-lg);
  }

  .table-wrapper {
    overflow-x: visible;
  }

  .data-table {
    min-width: auto;
  }

  .data-table--course {
    min-width: 600px;
  }

  .tables-row {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--spacing-lg);
  }

  .tables-row .table-wrapper {
    flex: 0 1 auto;
  }

  .data-table th {
    padding: var(--spacing-sm) var(--spacing-md);
  }

  .data-table td {
    padding: var(--spacing-sm) var(--spacing-md);
  }

  .card--publication {
    flex-direction: row;
    align-items: flex-start;
    text-align: left;
  }

  /* All cards with images stack horizontally on desktop */
  .card--research-entry,
  .card--media,
  .card--research-student:not(.card--with-video) {
    flex-direction: row;
    align-items: flex-start;
    padding: var(--spacing-md);
  }

  /* For cards with videos, keep column layout but make card__top a row */
  .card--with-video {
    flex-direction: column;
  }

  .card__top {
    flex-direction: row;
  }

  .publication__image {
    max-width: 140px;
  }

  .publication__info {
    text-align: left;
    align-items: flex-start;
  }

  .publication__year {
    font-size: 1rem;
  }

  .publication__citation {
    font-size: 1rem;
  }

  .publication__description {
    font-size: 0.95rem;
  }

  .form {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--spacing-lg);
    max-width: var(--content-width);
  }

  .form__fields {
    flex: 0 1 400px;
    min-width: 300px;
    max-width: 450px;
  }

  .form__images {
    flex: 0 1 450px;
    min-width: 0;
    max-width: 450px;
    align-items: stretch;
  }

  .form__image-wrapper {
    flex-direction: row;
    gap: var(--spacing-xs);
    flex-wrap: nowrap;
  }

  .form__image-wrapper .form__image {
    flex: 1 1 50%;
  }

  .research-entry__image {
    max-width: 200px;
    margin: 0;
  }

  .research-student__image {
    max-width: 200px;
    margin: 0;
  }

  .media-block__image {
    max-width: 250px;
    margin: 0;
  }

  .section-year {
    font-size: 1.75rem;
  }

  .video-gallery__video {
    max-width: 800px;
    margin-bottom: var(--spacing-xl);
  }

  .photo-carousel {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
  }
}

/* ===================================
   RESPONSIVE - 1024px+
   =================================== */
@media (min-width: 1024px) {
  .site-header {
    flex-direction: row;
    align-items: stretch;
    padding: 5px;
    max-height: 230px;
    overflow: visible;
  }

  .site-header__profile {
    flex-shrink: 0;
    justify-content: flex-start;
    margin-bottom: 0;
    margin-top: 0;
  }

  .site-header__profile-image {
    height: 200px;
    margin-left: 15px;
    margin-top: 0;
    margin-bottom: 5px;
  }

  .site-header__top {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
    text-align: left;
    padding: 0 20px;
  }

  .site-header__branding {
    width: auto;
  }

  .site-header__name {
    font-size: 24px;
    margin: 10px 0 0 0;
  }

  .site-header__info {
    font-size: 14px;
    margin: 3px 0 0 0;
  }

  .site-header__logo-link {
    display: block;
    flex-shrink: 0;
    margin-top: 10px;
  }

  .main-nav {
    padding: 4px 0;
    overflow: visible;
  }

  .main-nav__toggle {
    display: none;
  }

  .main-nav__list {
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
    flex-wrap: wrap;
    position: static;
    background-color: transparent;
    box-shadow: none;
    padding: 0 16px;
    gap: 6px;
    height: auto;
    width: 100%;
    overflow: visible;
  }

  .main-nav__item {
    position: relative;
    width: auto;
  }

  .main-nav__link {
    padding: 8px 12px;
    font-size: 13px;
    width: auto;
    text-align: center;
  }

  .main-nav__item--highlight>.main-nav__link {
    margin-left: 6px;
    font-size: 13px;
  }

  .main-nav__dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 180px;
    background-color: #f9f9f9;
    border-radius: 4px;
    box-shadow: var(--shadow-xxl);
    margin: 0;
    padding: 0;
    list-style: none;
  }

  .main-nav__item--has-dropdown:hover .main-nav__dropdown {
    display: block;
  }

  .main-nav__item--has-dropdown.active .main-nav__dropdown {
    display: block;
  }

  .main-nav__dropdown-link {
    padding: 10px 16px;
    font-size: 13px;
    color: #555;
    display: block;
    text-align: left;
    border-radius: 0;
    transform: none;
  }

  .main-nav__dropdown-link:hover {
    background-color: #e8e8e8;
    transform: none;
  }

  /* Hide "Go to" links on desktop (1024px+) */
  .main-nav__dropdown-link--parent {
    display: none;
  }

  .page__content {
    padding: var(--spacing-xl) var(--spacing-lg);
  }

  .page__title {
    font-size: 2.5rem;
  }

  .section__heading {
    font-size: 1.75rem;
  }

  .section__subheading {
    font-size: 1.375rem;
  }

  .section__text {
    font-size: 1.125rem;
  }

  .section__list {
    font-size: 1.125rem;
  }

  .hero__text {
    font-size: 1.125rem;
  }

  .gallery {
    gap: var(--spacing-xl);
  }

  .data-table--course th {
    font-size: 1.125rem;
  }
}