:root {
  --text: #e9edea;
  --background: #0d120f;
  --primary: #a6c4b0;
  --secondary: #426e50;
  --accent: #6ec78b;
  --font-main: 'Courier New', Monaco, 'Lucida Console', monospace;
  --font-size-base: 1rem;
  --font-size-h2: 2rem;
  --font-size-h3: 1rem;

  --max-width: 830px;
}

body, html {
  margin: 0; padding: 0;
  font-family: var(--font-main);
  background: var(--background);
  color: var(--text);
  height: 100vh;
  line-height: 1.4;
  transition: all 0.3s ease;
}

header {
  background: var(--secondary);
  padding: 2rem;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.navbar a {
    color: var(--accent);
    margin: 0 2rem;
    font-size: larger;
    font-weight: bold;
    text-decoration: none;

}
.navbar a:hover {
    color: var(--primary);
}

main {
    max-width: var(--max-width);
    margin: 4rem auto;
    text-align: justify;
}

main h2{
    font-size: var(--font-size-h2);
}

.main-content{
    margin: 0 2rem;
}


.main-links {
    color: var(--accent);
    text-decoration: none;
}


.no-bs-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;

  width: 70px;
  height: 70px;
  border-radius: 50%;
  
  border: 2px solid var(--accent);
  background: var(--background);
  color: var(--accent);
  font-family: var(--font-main);
  font-weight: bold;

  animation: pulse 2s infinite;
}

.no-bs-btn:hover {
  background: var(--accent);
  color: var(--background);
  transform: scale(1.15);
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.4);
}

.no-bs-btn.active {
  background: var(--accent);
  color: var(--background);
  box-shadow: 0 0 30px var(--accent);

  animation: none;
}

@keyframes pulse {
  0% { box-shadow: 0 0 30px var(--accent); }
  50% { box-shadow: 0 0 40px var(--accent), 0 0 60px var(--accent); }
  100% { box-shadow: 0 0 30px var(--accent); }
}

.typing {
  position: relative;
}

.typing::after {
  content: "";
  display: inline-block;
  width: 8px;
  height: 1em;
  background: var(--accent);
  margin-left: 2px;
  vertical-align: -0.2em;
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

.word {
  opacity: 0;
}

.word.visible {
  opacity: 1;
}

.updates,.experience {
    margin: 3rem 0;
}

section ul{
    margin: 0 2rem;
}

.footer {
    text-align: center;
    font-size: 0.9rem;
    color: var(--secondary);
    margin-top: 4rem;
    padding-bottom: 0.5rem;
    border-top: 1px solid var(--secondary);
}

.research-section {
  max-width: var(--max-width);
  margin: 2rem auto;
  padding: 0 1.25rem;
}

.research-card {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.04);
  padding: 1.25rem;
  border-radius: 10px;
  margin-bottom: 1.5rem;
}

.research-card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  border-radius: 10px;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.research-card__title {
  font-size: var(--font-size-h3);
  color: var(--primary);
  margin: 0;
  line-height: 1.2;
}

.research-card__date {
  color: var(--accent);
  font-size: 0.9rem;
  opacity: 0.95;
  margin-top: 0.15rem;
}

.research-card__body {
  margin-top: 0.5rem;
  color: var(--text);
  font-size: var(--font-size-base);
}

.research-card__details {
  list-style: none;
  padding: 0;
  margin: 0 0 0.6rem 0;
}

.research-card__details li {
  margin: 0.25rem 0;
  font-size: 0.95rem;
}

.research-card__details li strong {
  color: var(--primary);
  font-weight: 700;
  margin-right: 0.35rem;
}

.research-card__links a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.research-card__tags {
  margin-top: 0.75rem;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.tag {
  display: inline-block;
  font-size: 0.85rem;
  color: var(--primary);
  background: rgba(110,199,139,0.06);
  border: 1px solid rgba(110,199,139,0.12);
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
}

@media (max-width: 840px) {
    html {
        font-size: 120%;
    }

    .navbar {
        flex-direction: column;
        align-items: flex-start;
    }
    .navbar a {
        margin: 0.1rem 0.1rem;
    }
    .nav-right {
        padding-top: 1rem;
        flex-direction: column;
    }

    main h2 {
      margin: 3rem 2rem;
    }

    .research-card__header {
    flex-direction: column;
    align-items: flex-start;
  }
}