/*https://github.com/quarto-dev/quarto-web/blob/main/index.css*/
/*#447099*/

.background-frame {
  padding-bottom: 1rem;
}

.button {
  text-align: center;
  padding-bottom: 10px;
}

.hero-banner {
  position: relative;
  background-color: rgb(240,245,249);
  display: flex;
  justify-content: center;
}


.alt-background {
  background-color: rgb(247,249,251);
  border-top: 1px solid #dee2e6;
  border-bottom: 1px solid #dee2e6;
}


.btn-action-primary {
  color: white;
  background-color: #01AFD4 !important;
}

.btn-action-primary:hover {
  color: white;
}

.btn-action {
  min-width: 165px;
  border-radius: 30px;
  border: none;
}



.content-block {
  padding-top: 20px;
  padding-bottom: 10px;
  margin-left: 30px;
  margin-right: 30px;
}


@media(min-width: 900px) {
.content-block {
  margin-left: 50px;
  margin-right: 50px;
}
}

@media (min-width: 1200px) {
.content-block {
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}
}


/*ChatGPT*/
span.__dimensions_badge_embed__, div.altmetric-embed {
  display: inline-block;
}

/*https://stackoverflow.com/questions/35814653/automatic-height-when-embedding-a-youtube-video*/

.video-container {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 */
  height: 0;
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}


/*https://www.w3schools.com/howto/howto_css_responsive_iframes.asp*/

.container {
    position: relative;
    overflow: hidden;
    width: 100%;
    padding-top: 75%; /* 56.25% if 16:9 Aspect Ratio (divide 9 by 16 = 0.5625) */
}
  
/* Then style the iframe to fit in the container div with full height and width */
.responsive-iframe {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    width: 100%;
    height: 100%;
}

/* css styles */


.reveal h1 {
font-size: 64px;
}

/* source: https://github.com/hakimel/reveal.js/issues/1897 */
.reveal h2 {
text-align: center;
}

.reveal .centeralign {
text-align: center;
}

.reveal .slide div.aside {
font-size: 12px;
}

.reveal .scrollable {
    height: 700px;
    overflow-y: auto !important;
    overflow-x: hidden !important;
}

/* About page – profile intro spacing */
.profile-inner {
  padding-top: 2rem;
}

/* 防止标题自己再顶开 */
.profile-inner h1 {
  margin-top: 0;
}

/* 让图片和文字视觉对齐 */
.profile-inner img {
  margin-top: 0.25rem;
}

/* About page – increase font size */
.profile-inner {
  font-size: 1.15rem;
  line-height: 1.65;
}

/* About page – organisation section font size */
.about-section {
  font-size: 1.15rem;
  line-height: 1.65;
  margin-top: 2.5rem;
}

/* Make section titles larger */
.profile-inner h2,
.about-section h2 {
  font-size: 2.2rem;
  font-weight: 600;
}

/* Increase space below section subtitles */
.profile-inner h3,
.about-section h3 {
  margin-bottom: 1.5rem;
}

/* Homepage hero vertical spacing */
.hero-section {
  padding-top: 5rem;
}

/* Homepage hero text size */
.hero-section {
  font-size: 1.15rem;
  line-height: 1.6;
}

/* Center text under profile photo */
.photo-caption {
  text-align: center;
  margin-top: 1rem;
}

/* Contact page width control */
.contact-container {
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 2rem;
  padding-right: 2rem;
}

/* Contact form styling */
.contact-form {
  margin-top: 2rem;
}

.contact-form label {
  display: block;
  margin-bottom: 1.2rem;
  font-weight: 500;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.6rem;
  margin-top: 0.3rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 1rem;
}

.contact-form button {
  margin-top: 1rem;
  padding: 0.6rem 1.5rem;
  border-radius: 30px;
}

/* Contact page typography */
.contact-container {
  font-size: 1.15rem;
  line-height: 1.65;
}

/* HMR page – main content typography */
.profile-intro {
  font-size: 1.15rem;
  line-height: 1.65;
}

/* Center page footer content */
.footer .footer-center,
.page-footer .footer-center {
  text-align: center;
}

/* Make navbar full-width */
.navbar .container,
.navbar .container-fluid {
  max-width: 100% !important;
  padding-left: 2rem;
  padding-right: 2rem;
}

/* Make navbar taller / thicker */
.navbar {
  padding-top: 0.8rem;
  padding-bottom: 0.8rem;
}


/* Navbar font size */
.navbar {
  font-size: 1.4rem;
}

/* Slightly larger brand text */
.navbar-brand,
.navbar-brand-button {
  font-size: 1.5rem;
}

/* Enlarge navbar icons (e.g. LinkedIn) */
.navbar .nav-link i {
  font-size: 1.4rem;
}

.navbar-brand img {
  height: 60px;
  width: auto;
  margin-right: 0.5rem;
}

.navbar {
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}

.navbar-brand {
  display: flex;
  align-items: center;
}