/* ============================================
   Dr. Meagan Carney — Academic ePortfolio
   Main Stylesheet
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  /* UQ Brand Colors */
  --uq-purple: #51247A;
  --uq-purple-light: #6B3A9A;
  --uq-purple-dark: #3B1A5C;
  --uq-magenta: #962A8B;
  --uq-green: #2EA836;
  --uq-orange: #EB602B;
  --uq-blue: #4085C6;

  /* Neutral Palette */
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8F7FA;
  --text-primary: #1A1A2E;
  --text-secondary: #555566;
  --border: #E0DDE5;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-base: 1rem;
  --line-height: 1.6;

  /* Spacing */
  --header-height: 70px;
  --container-max: 1100px;
  --radius: 8px;
}

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

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

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

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

a {
  color: var(--uq-purple);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--uq-purple-light);
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.3;
  scroll-margin-top: 80px;
}

section {
  scroll-margin-top: 80px;
}

/* --- Utilities --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 2rem;
}

.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;
}

.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--uq-purple);
  border-bottom: 3px solid var(--uq-purple);
  padding-bottom: 0.5rem;
  margin-bottom: 1.5rem;
}

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

.bg-secondary {
  background: var(--bg-secondary);
}

/* --- Tags / Pills --- */
.tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.25rem 0.85rem;
  border-radius: 2rem;
  background: rgba(81, 36, 122, 0.1);
  color: var(--uq-purple);
}

.tag--magenta {
  background: rgba(150, 42, 139, 0.1);
  color: var(--uq-magenta);
}

.tag--green {
  background: rgba(46, 168, 54, 0.1);
  color: var(--uq-green);
}

.tag--orange {
  background: rgba(235, 96, 43, 0.1);
  color: var(--uq-orange);
}

.tag--blue {
  background: rgba(64, 133, 198, 0.1);
  color: var(--uq-blue);
}

/* --- Header / Navigation --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--bg-primary);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  z-index: 1000;
  display: flex;
  align-items: center;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.site-logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--uq-purple);
  white-space: nowrap;
}

.site-logo:hover {
  color: var(--uq-purple-light);
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.25rem 0;
  border-bottom: 3px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--uq-purple);
  border-bottom-color: var(--uq-purple);
}

/* Hamburger */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 24px;
  position: relative;
  z-index: 1001;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 100%;
  height: 3px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.nav-toggle span {
  position: relative;
}

.nav-toggle span::before,
.nav-toggle span::after {
  content: '';
  position: absolute;
  left: 0;
}

.nav-toggle span::before {
  top: -8px;
}

.nav-toggle span::after {
  top: 8px;
}

/* Hamburger → X transform */
.nav-open .nav-toggle span {
  background: transparent;
}

.nav-open .nav-toggle span::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-open .nav-toggle span::after {
  top: 0;
  transform: rotate(-45deg);
}

/* --- Main Content Offset --- */
main {
  padding-top: var(--header-height);
}

/* --- Hero Section --- */
.hero {
  padding: 3rem 0 2rem;
  background: var(--bg-secondary);
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.hero .subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

.hero .institution {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

.hero .tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.btn-primary {
  display: inline-block;
  background: var(--uq-purple);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.7rem 1.5rem;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease;
}

.btn-primary:hover {
  background: var(--uq-purple-light);
  color: #fff;
}

.btn-secondary {
  display: inline-block;
  background: transparent;
  color: var(--uq-purple);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.7rem 1.5rem;
  border-radius: 6px;
  border: 2px solid var(--uq-purple);
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.btn-secondary:hover {
  background: var(--uq-purple);
  color: #fff;
}

.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

/* --- Two-Column Home Layout --- */
.home-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 3rem;
  padding-top: 3rem;
  padding-bottom: 3rem;
}

.main-content section {
  margin-bottom: 3rem;
}

.main-content section:last-child {
  margin-bottom: 0;
}

/* --- Sidebar --- */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.profile-photo-wrap {
  position: relative;
  width: 100%;
  border: 8px solid #7c3fb5;
  border-radius: 32px;
  overflow: hidden;
  background: linear-gradient(to bottom, #3a0f60 0%, #9b5cc7 100%);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.profile-photo {
  width: 100%;
  display: block;
}

.profile-photo-fallback {
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--radius);
  background: var(--uq-purple);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  font-weight: 700;
  color: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* --- Card Component --- */
.card {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: box-shadow 0.2s ease;
}

.card:hover {
  box-shadow: 0 4px 12px rgba(81, 36, 122, 0.1);
}

.card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
}

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

.card .tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.75rem;
}

/* --- Contact Card (Sidebar) --- */
.contact-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--uq-purple);
  margin-bottom: 1rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.contact-item:last-child {
  margin-bottom: 0;
}

.contact-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  fill: var(--uq-purple);
  margin-top: 2px;
}

.contact-item a {
  font-size: 0.9rem;
  word-break: break-all;
}

/* --- Links Card (Sidebar) --- */
.links-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--uq-purple);
  margin-bottom: 1rem;
}

.links-card ul {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.links-card a {
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.links-card a svg {
  width: 16px;
  height: 16px;
  fill: var(--uq-blue);
  flex-shrink: 0;
}

/* --- Card Grid --- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

/* --- Publication Cards --- */
.pub-card {
  border-left: 4px solid var(--uq-purple);
}

.pub-card .pub-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.4rem;
  line-height: 1.4;
}

.pub-card .pub-authors {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 0.3rem;
}

.pub-card .pub-authors strong {
  color: var(--text-primary);
}

.pub-card .pub-journal {
  font-size: 0.88rem;
  font-style: italic;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.pub-card .pub-year {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--uq-purple);
  color: #fff;
  padding: 0.15rem 0.6rem;
  border-radius: 2rem;
}

/* --- Year Heading (Publications) --- */
.year-heading {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--uq-purple);
  margin: 2rem 0 1rem;
  padding-bottom: 0.3rem;
  border-bottom: 2px solid var(--border);
}

.year-heading:first-of-type {
  margin-top: 0;
}

/* --- Project Cards --- */
.project-card .status {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--uq-green);
  margin-bottom: 0.75rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--uq-green);
  display: inline-block;
}

/* --- Grant List --- */
.grant-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.grant-item {
  padding: 1.25rem 1.5rem;
  background: var(--bg-secondary);
  border-radius: var(--radius);
  border-left: 4px solid var(--uq-purple);
}

.grant-item h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.3rem;
}

.grant-item .grant-meta {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

/* --- Student Listing --- */
.callout {
  padding: 1.25rem 1.5rem;
  border-left: 4px solid var(--uq-green);
  background: rgba(46, 168, 54, 0.06);
  border-radius: 0 var(--radius) var(--radius) 0;
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

.callout a {
  font-weight: 600;
}

.student-group {
  margin-bottom: 2rem;
}

.student-group h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--uq-purple);
  margin-bottom: 1rem;
}

.student-item {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  margin-bottom: 0.5rem;
  background: var(--bg-secondary);
}

.student-item .student-name {
  font-weight: 600;
  color: var(--text-primary);
  min-width: 200px;
}

.student-item .student-dept {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.student-item--graduated {
  background: transparent;
  border: 1px solid var(--border);
}

/* --- Media Cards --- */
.media-card {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.media-card .media-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.5rem;
}

.media-icon--talk {
  background: rgba(150, 42, 139, 0.1);
  color: var(--uq-magenta);
}

.media-icon--podcast {
  background: rgba(64, 133, 198, 0.1);
  color: var(--uq-blue);
}

.media-icon--event {
  background: rgba(235, 96, 43, 0.1);
  color: var(--uq-orange);
}

.media-card .media-body {
  flex: 1;
}

.media-card .media-type {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.3rem;
}

.media-card .media-date {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}

.featured-media {
  border: 2px solid var(--uq-purple);
  padding: 2rem;
}

.featured-media .featured-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--uq-orange);
  margin-bottom: 0.75rem;
}

/* --- Blog Callout --- */
.blog-callout {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.5rem;
  background: var(--bg-secondary);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  margin-top: 2rem;
}

.blog-callout .blog-icon {
  font-size: 2.5rem;
  flex-shrink: 0;
}

.blog-callout h3 {
  font-size: 1.1rem;
  margin-bottom: 0.3rem;
}

.blog-callout p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

/* --- Teaching & Service --- */
.teaching-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.teaching-item {
  padding: 0.75rem 1rem;
  background: var(--bg-secondary);
  border-radius: var(--radius);
  font-size: 0.95rem;
}

.teaching-item strong {
  color: var(--uq-purple);
}

.service-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.service-list li {
  padding-left: 1.25rem;
  position: relative;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.service-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--uq-purple);
  border-radius: 50%;
  position: absolute;
  left: 0;
  top: 0.55rem;
}

/* --- Page Header (Inner Pages) --- */
.page-header {
  padding: 2.5rem 0;
  background: var(--bg-secondary);
}

.page-header h1 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.page-header p {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

.page-content {
  padding: 3rem 0;
}

/* --- Footer --- */
.site-footer {
  background: var(--uq-purple-dark);
  color: rgba(255, 255, 255, 0.85);
  padding: 3rem 0 1.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-col h4 {
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer-col p,
.footer-col a {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
}

.footer-col a:hover {
  color: #fff;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.5);
}

/* --- Scroll Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- About Section Prose --- */
.about-text p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
  font-size: 0.98rem;
}

.about-text p:last-child {
  margin-bottom: 0;
}

/* --- Preview Cards (Home Page) --- */
.preview-cards {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.preview-cards .card {
  cursor: pointer;
}

.view-all {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.95rem;
  margin-top: 1rem;
}

.view-all::after {
  content: '→';
}

/* --- Data Collections --- */
.data-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.data-item {
  padding: 1rem 1.25rem;
  background: var(--bg-secondary);
  border-radius: var(--radius);
  border-left: 4px solid var(--uq-blue);
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* --- Print Styles --- */
@media print {
  .site-header,
  .site-footer,
  .nav-toggle,
  .fade-in {
    display: none !important;
  }

  main {
    padding-top: 0;
  }

  body {
    color: #000;
    background: #fff;
  }

  .card {
    border: 1px solid #ccc;
    box-shadow: none !important;
    break-inside: avoid;
  }

  a {
    color: #000;
  }

  a[href]::after {
    content: ' (' attr(href) ')';
    font-size: 0.8rem;
    color: #666;
  }
}