@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;500;700&display=swap');

:root {
  --bg-color: #0e0e0e;
  --text-color: #e0e0e0;
  --accent-color: #00c6ff;
  --card-bg: #1a1a1a;
  --transition: 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
}

header {
  text-align: center;
  padding: 100px 20px 60px;
}

.profile-pic {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--accent-color);
  margin-bottom: 20px;
}

h1 {
  font-size: 2.6rem;
  font-weight: 700;
}

h1 span {
  color: var(--accent-color);
}

.subtitle {
  font-size: 1.3rem;
  color: #aaa;
  margin: 10px 0 15px;
}

.social-links a {
  color: var(--accent-color);
  margin: 0 10px;
  text-decoration: none;
  transition: var(--transition);
}

.social-links a:hover {
  text-decoration: underline;
}

section {
  max-width: 900px;
  margin: 80px auto;
  padding: 0 20px;
}

h2 {
  font-size: 1.8rem;
  margin-bottom: 25px;
  border-left: 3px solid var(--accent-color);
  padding-left: 10px;
}

p {
  margin-bottom: 20px;
}

.projects {
  display: grid;
  gap: 25px;
}

.project-card {
  background: var(--card-bg);
  padding: 20px;
  border-radius: 8px;
  transition: var(--transition);
}

.project-card:hover {
  transform: translateY(-5px);
}

.tech {
  display: block;
  margin-top: 10px;
  font-size: 0.9rem;
  color: var(--accent-color);
}

.skills-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skills-grid span {
  background: var(--card-bg);
  padding: 8px 14px;
  border-radius: 20px;
  font-size: 0.9rem;
}

footer {
  text-align: center;
  padding: 40px 0;
  font-size: 0.9rem;
  color: #888;
  border-top: 1px solid #222;
}

/* Animations */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1s ease, transform 1s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.see-all {
  display: inline-block;
  margin-top: 15px;
  color: var(--accent-color);
  text-decoration: none;
  font-size: 0.95rem;
}

.see-all:hover {
  text-decoration: underline;
}


.papers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.paper-card {
  background: var(--card-bg);
  padding: 16px;
  border-radius: 8px;
  transition: var(--transition);
  font-size: 0.9rem;

  display: flex;
  flex-direction: column;
  height: 100%;
}

.paper-card p {
  flex-grow: 1;
}

.paper-card:hover {
  transform: translateY(-4px);
}

.paper-card h3 {
  font-size: 1rem;
  margin-bottom: 8px;
}


.paper-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.paper-meta .tech {
  font-size: 0.75rem;
}

.paper-meta a {
  font-size: 0.8rem;
  color: var(--accent-color);
  text-decoration: none;
}

.paper-meta a:hover {
  text-decoration: underline;
}

.back-home {
  display: inline-block;
  margin-bottom: 10px;
  color: #aaa;
  font-size: 0.9rem;
  text-decoration: none;
  transition: var(--transition);
}

.back-home:hover {
  color: var(--accent-color);
}