/* ============================================
   Dr. Alessandro Morari — Personal Site
   Matching Google Sites original design
   Colors: #607D8B (slate blue), #1F1F1F (near-black), #FFF
   Typography: Oswald (headings) + Droid Sans (body)
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@200;300;400&family=Droid+Sans:wght@400;700&display=swap');

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
}

body {
  font-family: 'Droid Sans', Helvetica, Arial, sans-serif;
  font-weight: 400;
  font-size: 11pt;
  line-height: 1.65;
  color: rgba(31, 31, 31, 1);
  background-color: rgba(255, 255, 255, 1);
  -webkit-font-smoothing: antialiased;
}

a {
  color: rgba(96, 125, 139, 1);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: rgba(69, 90, 100, 1);
  text-decoration: underline;
}

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

/* --- Typography (matching Google Sites) --- */
h1, h2, h3, h4, h5 {
  font-family: 'Oswald', sans-serif;
  color: rgba(31, 31, 31, 1);
}

h1 {
  font-weight: 300;
  font-size: 27pt;
  line-height: 1.15;
  text-transform: uppercase;
  letter-spacing: 1px;
}

h2 {
  font-weight: 300;
  font-size: 20pt;
  line-height: 1.25;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

h3 {
  font-weight: 300;
  font-size: 14pt;
  line-height: 1.3;
  margin-bottom: 12px;
}

h4 {
  font-weight: 400;
  font-size: 12pt;
  line-height: 1.4;
  margin-bottom: 8px;
}

p {
  margin-bottom: 12px;
  font-size: 11pt;
  line-height: 1.65;
}

ul {
  padding-left: 20px;
  margin-bottom: 12px;
}

li {
  margin-bottom: 6px;
  line-height: 1.65;
}

/* --- Navbar (new improvement — sticky nav) --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid rgba(204, 204, 204, 1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: box-shadow 0.3s ease;
}

.navbar.scrolled {
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

.navbar-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.navbar-brand {
  font-family: 'Oswald', sans-serif;
  font-weight: 400;
  font-size: 16pt;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: rgba(31, 31, 31, 1);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.navbar-logo {
  width: 32px;
  height: 32px;
}

.navbar-brand:hover {
  color: rgba(96, 125, 139, 1);
  text-decoration: none;
}

.navbar-links {
  display: flex;
  list-style: none;
  gap: 32px;
}

.navbar-links a {
  font-family: 'Oswald', sans-serif;
  font-weight: 300;
  font-size: 12pt;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: rgba(95, 125, 140, 1);
  padding: 4px 0;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.navbar-links a:hover,
.navbar-links a.active {
  color: rgba(96, 125, 139, 1);
  border-bottom-color: rgba(96, 125, 139, 1);
  text-decoration: none;
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: rgba(31, 31, 31, 1);
  margin: 5px 0;
  transition: transform 0.3s, opacity 0.3s;
}

/* --- Hero / Title Section --- */
.hero {
  margin-top: 64px;
  background: rgba(244, 244, 244, 1);
  text-align: center;
  padding: 40px 36px 36px;
}

.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.hero-intro {
  display: inline-flex;
  align-items: center;
  gap: 28px;
  justify-content: center;
}

.hero-content {
  text-align: center;
}

.hero-headshot {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 1);
  box-shadow: 0 1px 6px rgba(0, 0, 0, 0.1);
  flex-shrink: 0;
}

.hero h1 {
  color: rgba(31, 31, 31, 1);
  margin-bottom: 12px;
}

.hero .role {
  font-family: 'Oswald', sans-serif;
  font-weight: 300;
  font-size: 15pt;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: rgba(96, 125, 139, 1);
  margin-bottom: 6px;
}

.hero .tagline {
  font-family: 'Droid Sans', sans-serif;
  font-size: 11pt;
  color: rgba(95, 125, 140, 1);
  font-weight: 400;
  margin-bottom: 24px;
}

/* Profile links row in hero */
.hero-links {
  margin-top: 20px;
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
}

.hero-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: rgba(96, 125, 139, 0.7);
  transition: color 0.2s, transform 0.2s;
}

.hero-links a svg {
  width: 22px;
  height: 22px;
}

.hero-links a:hover {
  color: rgba(96, 125, 139, 1);
  transform: translateY(-1px);
  text-decoration: none;
}

/* --- Sections --- */
.section {
  padding: 28px 36px;
}

.section-inner {
  max-width: 900px;
  margin: 0 auto;
}

.section-alt {
  background: rgba(247, 247, 247, 1);
}

.section h2 {
  color: rgba(31, 31, 31, 1);
}

/* Divider line under section headings */
.section h2::after {
  content: '';
  display: block;
  width: 50px;
  height: 3px;
  background: rgba(96, 125, 139, 1);
  margin-top: 12px;
}

/* --- About Section --- */
.about-content {
  font-size: 11pt;
  line-height: 1.65;
  color: rgba(33, 33, 33, 1);
}

/* --- Education --- */
.education-list {
  list-style: disc;
  padding-left: 20px;
}

.education-list li {
  font-size: 11pt;
  margin-bottom: 10px;
  color: rgba(33, 33, 33, 1);
}

.education-list li strong {
  font-weight: 700;
}

/* --- Awards --- */
.awards-list {
  list-style: disc;
  padding-left: 20px;
}

.awards-list li {
  font-size: 11pt;
  margin-bottom: 10px;
  color: rgba(33, 33, 33, 1);
}

/* --- Press / In the Press --- */
.press-category {
  margin-bottom: 28px;
}

.press-category h3 {
  color: rgba(31, 31, 31, 1);
  margin-bottom: 10px;
}

.press-category ul {
  list-style: disc;
  padding-left: 20px;
}

.press-category li {
  font-size: 11pt;
  margin-bottom: 8px;
}

/* --- Publications / Selected Papers --- */
.pub-category {
  margin-bottom: 28px;
}

.pub-category h3 {
  color: rgba(31, 31, 31, 1);
  margin-bottom: 10px;
}

.pub-list {
  list-style: decimal;
  padding-left: 20px;
}

.pub-list li {
  font-size: 10.5pt;
  margin-bottom: 12px;
  line-height: 1.6;
  color: rgba(33, 33, 33, 1);
}

.pub-list li .pub-title {
  font-weight: 700;
}

.pub-list li .pub-venue {
  font-style: italic;
  color: rgba(96, 125, 139, 1);
}

.pub-list li a {
  font-size: 9.5pt;
}

/* --- Presentations --- */
.presentations-list {
  list-style: disc;
  padding-left: 20px;
}

.presentations-list li {
  font-size: 11pt;
  margin-bottom: 8px;
}

/* --- Featured Work (NEW section) --- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
  margin-top: 20px;
}

.project-card {
  border: 1px solid rgba(204, 204, 204, 1);
  border-radius: 6px;
  overflow: hidden;
  transition: box-shadow 0.2s, transform 0.2s;
  background: rgba(255, 255, 255, 1);
}

.project-card:hover {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

.project-card .project-img {
  width: 100%;
  height: 130px;
  object-fit: cover;
  background: linear-gradient(135deg, rgba(96, 125, 139, 1) 0%, rgba(69, 90, 100, 1) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.7);
  font-family: 'Oswald', sans-serif;
  font-size: 11pt;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.project-card .project-body {
  padding: 16px;
}

.project-card h4 {
  font-family: 'Oswald', sans-serif;
  font-weight: 400;
  font-size: 12pt;
  margin-bottom: 6px;
}

.project-card p {
  font-size: 10pt;
  color: rgba(95, 125, 140, 1);
  margin-bottom: 10px;
}

.project-card .tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.project-card .tag {
  font-size: 9pt;
  font-family: 'Oswald', sans-serif;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 3px 10px;
  background: rgba(244, 244, 244, 1);
  color: rgba(96, 125, 139, 1);
  border-radius: 3px;
}

/* --- Contact Section (NEW) --- */
.contact-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.contact-content h2::after {
  display: none;
}

.contact-content p {
  font-size: 11pt;
  color: rgba(95, 125, 140, 1);
  margin-bottom: 22px;
}

.contact-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.contact-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  font-family: 'Oswald', sans-serif;
  font-weight: 300;
  font-size: 10pt;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  border: 2px solid rgba(96, 125, 139, 1);
  border-radius: 4px;
  color: rgba(96, 125, 139, 1);
  transition: background 0.2s, color 0.2s;
}

.contact-btn:hover {
  background: rgba(96, 125, 139, 1);
  color: rgba(255, 255, 255, 1);
  text-decoration: none;
}

.contact-btn.primary {
  background: rgba(96, 125, 139, 1);
  color: rgba(255, 255, 255, 1);
}

.contact-btn.primary:hover {
  background: rgba(69, 90, 100, 1);
  border-color: rgba(69, 90, 100, 1);
}

/* --- Links Section --- */
.links-list {
  list-style: disc;
  padding-left: 20px;
}

.links-list li {
  font-size: 11pt;
  margin-bottom: 8px;
}

/* --- Footer --- */
.footer {
  background: rgba(33, 33, 33, 1);
  color: rgba(255, 255, 255, 0.6);
  padding: 22px 36px;
  text-align: center;
  font-size: 9pt;
}

.footer a {
  color: rgba(255, 255, 255, 0.8);
}

.footer a:hover {
  color: rgba(255, 255, 255, 1);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  h1 { font-size: 24pt; }
  h2 { font-size: 16pt; }
  h3 { font-size: 12pt; }
  p, li { font-size: 10pt; }

  .hero {
    padding: 28px 20px 24px;
  }

  .hero .role {
    font-size: 12pt;
  }

  .section {
    padding: 28px 20px;
  }

  .navbar-inner {
    padding: 0 20px;
  }

  .navbar-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 1);
    flex-direction: column;
    padding: 15px 20px;
    gap: 0;
    border-bottom: 1px solid rgba(204, 204, 204, 1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  }

  .navbar-links.open {
    display: flex;
  }

  .navbar-links li {
    padding: 12px 0;
    border-bottom: 1px solid rgba(244, 244, 244, 1);
  }

  .navbar-links li:last-child {
    border-bottom: none;
  }

  .menu-toggle {
    display: block;
  }

  .contact-links {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 480px) {
  h1 { font-size: 20pt; }
  h2 { font-size: 14pt; }

  .hero .role {
    font-size: 11pt;
    letter-spacing: 2px;
  }

  .hero-links {
    flex-direction: row;
    justify-content: center;
  }
}

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