:root {
  --EXPLORE-BOX-HIGHLIGHT: #a348ca;
  --EXPLORE-BOX-SHADOW: #26211f95;
  --EXPLORE-BOX-BG: #fffcf2;
  --BODY-BG: url("https://static.igem.wiki/teams/5645/wiki-images/home/solutionlinks-background-light.avif");
}

:root[data-theme="dark"] {
  --EXPLORE-BOX-HIGHLIGHT: #cb71f2;
  --EXPLORE-BOX-SHADOW: #000000;
  --EXPLORE-BOX-BG: #12100f;
  --BODY-BG: url("https://static.igem.wiki/teams/5645/wiki-images/home/solutionlinks-background-dark.avif");
}

body {
  overflow-x: hidden;
  background-image: var(--BODY-BG);
}

main h2 {
  font-family: "Nimbu", "Times New Roman", Times, serif;
  font-size: min(3.5rem, 10vw);
  max-width: fit-content;
  border-bottom: 2px var(--ACCENT-COLOR) solid;
}

/* 3. Update #earth-canvas */
#earth-canvas {
  position: fixed;
  bottom: -50vh;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1;
  pointer-events: auto;
}

/* 4. Update #earth-canvas.sticky */
#earth-canvas.sticky {
  position: sticky;
  bottom: -50vh;
  left: 0;
  width: 100vw;
  max-width: 100vw;
  height: 100vh;
  z-index: 1;
}

.earth-tooltip-img {
  position: absolute;
  left: 15%;
  top: -45%;
  max-width: 35%;
  max-height: 35%;
}

.lines-wrapper {
  min-height: 100vh;
  height: 100vh;
  position: relative;
  overflow: visible;
  width: 100vw;
  max-width: 100vw;
}

.lines-container {
  position: absolute;
  top: 0;
  left: 0;
  min-width: 100vw;
  max-width: 100vw;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  font-family: "Nimbu", "Times New Roman", Times, serif;
  font-size: min(6rem, 11vw);
  font-weight: 700;
  pointer-events: none;
  padding: 20px;
  transition: opacity 0.6s, transform 0.6s;
  z-index: 10;
  overflow: hidden;
}

.lines-container.fixed {
  position: fixed;
}

.lines-container.scrolled-out {
  opacity: 0;
  transform: translateY(-50px);
}

.line {
  position: absolute;
  opacity: 0;
  width: 90%;
  max-width: 900px;
  line-height: 1.3;
  display: flex;
  justify-content: center;
}

.line.prev {
  opacity: 0;
  transform: translateY(-60px) scale(0.92);
  filter: blur(8px);
}

.line.active {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
  transition: all 0.9s cubic-bezier(0.34, 1.56, 0.64, 1);
  text-shadow: 0 4px 20px rgba(255, 209, 102, 0.3);
}

.line.next {
  opacity: 0;
  transform: translateY(60px) scale(0.92);
  filter: blur(8px);
}

.progress-indicator {
  position: fixed;
  right: 30px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.progress-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--BODY-COLOR);
  opacity: 0.35;
  transition: all 0.4s;
  cursor: pointer;
  position: relative; /* Added for ::after positioning */
}

.progress-dot.active {
  opacity: 1;
  background: var(--ACCENT-COLOR);
  transform: scale(1.4);
  box-shadow: 0 0 10px var(--ACCENT-COLOR), 0 0 20px var(--ACCENT-COLOR);
}

.progress-dot.active::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  border: 2px solid var(--ACCENT-COLOR);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  animation: rotate-ring 1.5s linear infinite;
  opacity: 0.8;
}

@keyframes rotate-ring {
  0% {
    transform: translate(-50%, -50%) rotate(0deg) scale(1);
  }
  100% {
    transform: translate(-50%, -50%) rotate(360deg) scale(1);
  }
}

#logo-main {
  width: 60vw;
  height: 20vw;
  background-color: var(--BODY-COLOR);
  /* background-image: url("https://static.igem.wiki/teams/5645/logo/white.avif"); */
  -webkit-mask-image: url("https://static.igem.wiki/teams/5645/logo/white.avif");
  mask-image: url("https://static.igem.wiki/teams/5645/logo/white.avif");
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  -webkit-mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
  mask-size: contain;
}

.tree-section {
  padding: 30px 40px;
  margin: 70px 0;
  position: relative;
  z-index: 10;
  /* transform: translateY(30px); */
  transition: opacity 0.8s, transform 0.8s;
  background-color: var(--BODY-BGCOLOR);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tree-section.visible {
  opacity: 1;
  transform: translateY(0);
}

.tree-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}

@media screen and (max-width: 1000px) {
  .tree-container {
    flex-direction: column-reverse;
  }
}

.tree-canvas-wrapper {
  position: relative;
}

.tree-tooltip-img {
  position: absolute;
  left: 0;
  bottom: 0;
  max-width: 30%;
  max-height: 30%;
}

#tree-canvas {
  box-sizing: border-box;
  max-width: max(35vw, 300px);
  max-height: max(35vw, 300px);
  min-width: max(35vw, 300px);
  min-height: max(35vw, 300px);
  border-radius: 18px;
  margin: 0.5rem;
}

.tree-text {
  max-width: max(45vw, 300px);
  font-family: "Nunito", Calibri, sans-serif;
  font-size: min(1.4rem, 3vw);
  padding: 0 2vw;
}

.tree-text p {
  padding: 1rem 0;
}

/* DNA SECTION */
.dna-section {
  position: relative;
  z-index: 10;
  opacity: 0;
  transition: opacity 0.8s, transform 0.8s;
  overflow: hidden;
  font-family: "Nunito", Calibri, sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.dna-section.visible {
  opacity: 1;
  /* transform: translateY(0); */
}

.dna-section p {
  font-family: "Nunito", Calibri, sans-serif;
  font-size: min(1.4rem, 3vw);
  width: max(300px, 60vw);
  padding: 5vh 0 0;
}

.dna-canvas-container {
  position: relative;
  width: 100%;
  height: 25vw;
  background: transparent;
  pointer-events: none;
  padding-left: 15vw;
}

#dna-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* SOLUTION SECTION */
.solution-section {
  padding: 40px;
  min-height: 100vh;
  position: relative;
  z-index: 10;
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.8s, transform 0.8s;
  background-color: var(--BODY-BGCOLOR);
  display: flex;
  align-items: center;
  justify-content: center;
}

.solution-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin: 0 0 5vh;
}

.solution-canvas-wrapper {
  display: grid;
  gap: 2vh;
  order: 2;
  margin: 0.5rem;
  position: relative;
}

.solution-canvas-wrapper .tree-tooltip-img {
  left: auto;
  right: 0;
}

.solution-text {
  padding: 1.5rem;
}

.solution-text p {
  padding: 1rem 0;
  font-family: "Nunito", Calibri, sans-serif;
  font-size: min(1.4rem, 3vw);
  width: max(300px, 35vw);
}

.solution-canvas-box {
  position: relative;
  width: 100%;
  height: 700px;
  background: linear-gradient(
    135deg,
    rgba(47, 42, 40, 0.4),
    rgba(26, 22, 20, 0.6)
  );
  border-radius: 24px;
  border: 2px solid rgba(102, 255, 178, 0.2);
  padding: 24px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(102, 255, 178, 0.1), 0 0 40px rgba(102, 255, 178, 0.15);
  transition: all 0.3s ease;
  overflow: hidden; /* Ensure canvas is not clipped */
}

.solution-canvas-box:hover {
  border-color: rgba(102, 255, 178, 0.4);
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(102, 255, 178, 0.2), 0 0 50px rgba(102, 255, 178, 0.25);
}

#solution-canvas {
  box-sizing: border-box;
  max-width: max(35vw, 300px);
  max-height: max(35vw, 300px);
  min-width: max(35vw, 300px);
  min-height: max(35vw, 300px);
  border-radius: 18px;
  margin: 0.5rem;
}

.solution-tooltip {
  margin-top: 24px;
  text-align: center;
  color: #1a120f;
  font-size: 1.1rem;
  font-family: "Nunito", Calibri, sans-serif;
  padding: 10px 22px;
  background: #fafbe5;
  border-radius: 12px;
  border: none;
  box-shadow: 0 2px 18px rgba(255, 209, 102, 0.18);
  letter-spacing: 0.02em;
  display: inline-block;
  min-width: 220px;
  font-weight: 500;
  transition: box-shadow 0.4s;
}

.solution-tooltip strong {
  color: #1a120f;
  font-weight: 700;
  background: none;
  font-size: 1em;
  text-shadow: none;
  padding: 0 2px;
}

.solution-canvas-wrapper {
  display: grid;
  gap: 2vh;
}

.solution-tooltip::before {
  content: "";
  margin-right: 8px;
  font-size: 1.2em;
  vertical-align: middle;
  filter: drop-shadow(0 0 6px rgba(255, 209, 102, 0.3));
}

.solution-tooltip:hover {
  box-shadow: 0 4px 32px rgba(255, 209, 102, 0.32);
}

.solution-loading-indicator {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #66ffb2;
  font-family: "Nimbu";
  font-size: 22px;
  z-index: 100;
  text-align: center;
  text-shadow: 0 0 20px rgba(102, 255, 178, 0.5);
}

.solution-box a {
  background-color: #211b1a;
}

.explore-more {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  margin-top: 3vh;
}

.explore-boxes-container {
  margin-top: 3vh;
  padding: 0 5vw;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  /* width: 100%; */
  margin-bottom: 15vh;
}

.explore-box {
  text-align: center;
  min-width: max(20vw, 280px);
  border: 3px solid var(--ACCENT-COLOR);
  border-radius: 1rem;
  margin: 2vh 2vw;
  aspect-ratio: 3/2;
  transition: 0.15s all ease-in-out;
  box-shadow: 0px 0px 4px var(--EXPLORE-BOX-SHADOW);
  background: var(--EXPLORE-BOX-BG);
  background-size: cover;
}

.explore-box a {
  display: flex;
  color: var(--ACCENT-COLOR);
  text-decoration: none;
  font-size: min(2.5rem, 8vw);
  font-family: "Nimbu";
  background-size: cover;
  width: 100%;
  height: 100%;
  border-radius: 0.75rem;
  align-items: center;
  justify-content: center;
  transition: 0.15s all ease-in-out;
  opacity: 0.7;
}

.explore-box:hover {
  border: 3px solid var(--EXPLORE-BOX-HIGHLIGHT);
}

.explore-box:hover a {
  color: var(--EXPLORE-BOX-HIGHLIGHT);
  opacity: 1;
}

#explore-box-description {
  background-image: url("https://static.igem.wiki/teams/5645/wiki-images/pages/home/description-mascot.webp");
}
#explore-box-engineering {
  background-image: url("https://static.igem.wiki/teams/5645/wiki-images/pages/home/engineering-mascot.webp");
}
#explore-box-results {
  background-image: url("https://static.igem.wiki/teams/5645/wiki-images/pages/home/results-mascot.webp");
}
#explore-box-software {
  background-image: url("https://static.igem.wiki/teams/5645/wiki-images/pages/home/software-mascot.webp");
}
#explore-box-iHP {
  background-image: url("https://static.igem.wiki/teams/5645/wiki-images/pages/home/ihp-mascot.webp");
}
#explore-box-education {
  background-image: url("https://static.igem.wiki/teams/5645/wiki-images/pages/home/education-mascot.webp");
}