/* GENERAL */

@font-face {
  font-family: "TeXGyreAdventorWeb";
  src: url("../fonts/texgyreadventor-regular.otf") format("opentype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "TeXGyreAdventorWeb";
  src: url("../fonts/texgyreadventor-italic.otf") format("opentype");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "TeXGyreAdventorWeb";
  src: url("../fonts/texgyreadventor-bold.otf") format("opentype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "TeXGyreAdventorWeb";
  src: url("../fonts/texgyreadventor-bolditalic.otf") format("opentype");
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}

html, body {
  font-family: "TeXGyreAdventorWeb", "TeX Gyre Adventor",
               system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-weight: 400;
}


* {
  margin: 0;
  padding: 6px;
}

body {
  font-size: 1.3rem;
  line-height: 1.25;   /* comfortable default */
}

html {
  scroll-behavior: smooth;
  font-synthesis: none; 
}

p {
  color: rgb(85, 85, 85);
}



/* TRANSITION */

a,
.btn {
  transition: all 300ms ease;
}


/* DESKTOP NAV */

nav,
.nav-links {
  display: flex;
}

nav {
  justify-content: space-around;
  align-items: center;
  height: 14vh;
}

.nav-links {
  gap: 2rem;
  list-style: none;
  font-size: 1.5rem;
}

a {
  color: black;
  text-decoration: none;
  text-decoration-color: white;
}

a:hover {
  color: gray;
  text-decoration: underline;
  text-underline-offset: 0.4rem;
  text-decoration-color: gray;
}

.logo {
  font-size: 2rem;
  /* font-style: italic; */
}

.logo:hover {
  cursor: default;
}



/* HAMBURGER MENU */

#hamburger-nav {
  display: none;
}

.hamburger-menu {
  position: relative;
  display: inline-block;
}

.hamburger-icon {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 24px;
  width: 30px;
  cursor: pointer;
}

.hamburger-icon span {
  padding: 0px;
  width: 100%;
  height: 2px;
  background-color: black;
  transition: all 0.3 ease-in-out;
}

.menu-links {
  position: absolute;
  top: 100%;
  right: 0;
  background-color: white;
  width: fit-content;
  max-height: 0;
  overflow: hidden;
  transition: all 0.3 ease-in-out;
}

.menu-links a {
  display: block;
  padding: 10px;
  text-align: center;
  font-size: 1.5rem;
  color: black;
  text-decoration: none;
  transition: all 0.3 ease-in-out;
}

.menu-links li {
  list-style: none;
}

.menu-links.open {
  max-height: 300px;
}

.hamburger-icon.open span:first-child {
  transform: rotate(45deg) translate(10px, 5px);
}

.hamburger-icon.open span:nth-child(2) {
  opacity: 0;
}

.hamburger-icon.open span:last-child {
  transform: rotate(-45deg) translate(10px, -5px);
}

.hamburger-icon span:first-child {
  transform: none;
}

.hamburger-icon span:first-child {
  opacity: 1;
}

.hamburger-icon span:first-child {
  transform: none;
}



/* SECTIONS */

section {
  padding-top: 6vh; 
  /* height: 96vh; */  /* some sections need more than 100vh */
  margin: 1rem 6rem;
  box-sizing: border-box;
  min-height: fit-content;
}

.section-container {
  display: flex;
}



/* PROFILE SECTION */

#profile {
  display: flex;
  justify-content: center;
  gap: 5rem;
}

.section__pic-container {
  display: flex;
  height: 520px;
  width: 410px;
  margin: auto 0;
}

.section__text {
  align-self: center;
  text-align: center;
}

.section__text p {
  font-weight: 600;
}

.section__text__p1 {
  text-align: center;
}

.section__text__p2 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.title {
  font-size: 3rem;
  text-align: center;
}

#socials-container {
  display: flex;
  justify-content: center;
  margin-top: 1rem;
  gap: 1rem;
}



/* ICONS */

.icon {
  cursor: pointer;
  height: 2rem;
}



/* BUTTONS */

.btn-container {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.btn {
  font-weight: 600;
  transition: all 300ms ease;
  padding: 1rem;
  width: 8rem;
  border-radius: 2rem;
}

.btn-color-1,
.btn-color-2 {
  border: rgb(53, 53, 53) 0.1rem solid;
}

.btn-color-1:hover,
.btn-color-2:hover {
  cursor: pointer;
}

.btn-color-1,
.btn-color-2:hover {
  background: rgb(53, 53, 53);
  color: white;
}

.btn-color-1:hover {
  background: rgb(0, 0, 0);
}

.btn-color-2 {
  background: none;
}

.btn-color-2:hover {
  border: rgb(255, 255, 255) 0.1rem solid;
}

.btn-container {
  gap: 1rem;
}



/* ABOUT SECTION */

#about {
  position: relative;
}

.about-containers {
  gap: 2rem;
  margin-bottom: 2rem;
  margin-top: 2rem;
}

.about-details-container {
  justify-content: center;
  flex-direction: column;
}

.about-containers,
.about-details-container {
  display: flex;
}

.about-pic {
  border-radius: 2rem;
}

.arrow {
  position: absolute;
  right: -5rem;
  bottom: 2.5rem;
}

.details-container {
  padding: 1.5rem;
  flex: 1;
  background: white;
  border-radius: 2rem;
  border: rgb(53, 53, 53) 0.1rem solid;
  border-color: rgb(163, 163, 163);
  text-align: center;
}

.section-container {
  gap: 4rem;
  height: 80%;
}



/* RESEARCH SECTION */

#research {
  position: relative;
}

.research-sub-title {
  color: rgb(85, 85, 85);
  font-weight: 600;
  font-size: 1.75rem;
  margin-bottom: 2rem;
}

.research-details-container {
  display: flex;
  justify-content: center;
  flex-direction: column;
}

.article-container {
  display: flex;
  text-align: initial;
  flex-wrap: wrap;
  flex-direction: row;
  gap: 2.5rem;
  justify-content: space-around;
}

.color-container {
  border-color: rgb(163, 163, 163);
  background: rgb(250, 250, 250);
}

.project-img {
  border-radius: 2rem;
  width: 90%;
  height: 90%;
}

.project-title {
  margin: 1rem;
  color: black;
}

.project-btn {
  color: black;
  border-color: rgb(163, 163, 163);
}



/* PUBLICATIONS SECTION */

#publications { position: relative; }  /* tight spacing */
#publications { text-align: left; text-justify: auto; }  /* avoid inter-character justification */
#publications span { margin: 0; padding: 0; display: inline; }
#publications .venue, 
#publications .year { white-space: nowrap; }  /* keep ‘2025’ together; no wrapping before punctuation */

.pubs-container {
    display: flex;
    justify-content: center;
    flex-direction: column;
    min-height: fit-content;
  }

#publications h2 {
  margin: 1rem 0 0 0;
}
#publications ol {
  list-style: decimal;
  margin: 0;
  padding-left: 3rem;
}
#publications li {
  margin: 0;
}
#publications i {
  font-style: italic;
}
#publications .venue {
  font-style: italic;
}
#publications .year {
  white-space: nowrap;
}
#publications .note {
  margin-left: 0.4rem;
  font-size: 0.9em;
  background: #f1f5f9;
  padding: 0.1rem 0.35rem;
  border-radius: 0.35rem;
}
#publications a {
  color: inherit;
  text-decoration: underline;
}
#publications strong {
  font-weight: 700;
}


/* CONTACT */

#contact {
  display: flex;
  justify-content: center;
  flex-direction: column;
  height: 50vh;
}

.contact-info-upper-container {
  display: flex;
  justify-content: center;
  border-radius: 2rem;
  border: rgb(53, 53, 53) 0.1rem solid;
  border-color: rgb(163, 163, 163);
  background: (250, 250, 250);
  margin: 2rem auto;
  padding: 0.5rem;
}

.contact-info-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin: 1rem;
}

.contact-info-container p {
  font-size: larger;
}

.contact-icon {
  cursor: default;
}

.email-icon {
  height: 2.5rem;
}



/* FOOTER SECTION */

footer {
  height: 26vh;
  margin: 0 1rem;
}

footer p {
  text-align: center;
}