/* css styles */

.paper-card {
  border-left: 4px solid #555;
  padding: 1.1rem 1.3rem;
  margin: 1.5rem 0;
  background: #f8f8f8;
  border-radius: 6px;
}

.paper-card h3 {
  margin-top: 0;
  margin-bottom: 0.4rem;
}

.tag {
  display: inline-block;
  padding: 0.15rem 0.45rem;
  margin: 0.15rem 0.1rem 0.25rem 0;
  font-size: 0.78rem;
  border: 1px solid #bbb;
  border-radius: 999px;
  background: #ffffff;
  color: #333;
}

.paper-card a {
  font-weight: 500;
  text-decoration: none;
}

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


.hero {
  display: grid;
  grid-template-columns: 1.8fr 0.9fr;
  gap: 2.5rem;
  align-items: center;
  margin-top: 1.5rem;
  margin-bottom: 2.5rem;
}

.hero-text h1 {
  font-size: 2.6rem;
  margin-bottom: 0.6rem;
}

.hero-photo {
  text-align: center;
}

.hero-photo img {
  width: 260px;
  height: 260px;
  object-fit: cover;
  border-radius: 5%;
  border: 4px solid #eeeeee;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}

.hero-buttons {
  margin-top: 1.2rem;
}

.button {
  display: inline-block;
  padding: 0.5rem 0.9rem;
  margin-right: 0.4rem;
  margin-bottom: 0.4rem;
  border: 1px solid #555;
  border-radius: 6px;
  text-decoration: none;
  color: #222;
  font-weight: 500;
}

.button:hover {
  background: #f2f2f2;
  text-decoration: none;
}

.button.primary {
  background: #222;
  color: #fff;
}

.button.primary:hover {
  background: #444;
}

@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-text h1 {
    font-size: 2.2rem;
  }

  .hero-photo img {
    width: 210px;
    height: 210px;
  }
}


/* Software page ---------------------------------------------------------- */

.software-hero {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 1.5rem;
  align-items: center;
  padding: 1.4rem 1.5rem;
  margin: 1.5rem 0 2rem 0;
  background: #f8f8f8;
  border-radius: 10px;
  border: 1px solid #e5e5e5;
}

.software-hero-text {
  font-size: 1.05rem;
  line-height: 1.55;
}

.software-hero-links {
  text-align: right;
}

.software-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
  margin: 1.5rem 0 2rem 0;
}

.software-card {
  padding: 1.2rem 1.3rem;
  background: #ffffff;
  border: 1px solid #e3e3e3;
  border-left: 4px solid #555;
  border-radius: 8px;
}

.software-card h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.software-links {
  margin: 0.8rem 0;
  font-weight: 500;
}

.software-links a {
  text-decoration: none;
}

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

@media (max-width: 768px) {
  .software-hero {
    grid-template-columns: 1fr;
  }

  .software-hero-links {
    text-align: left;
  }

  .software-grid {
    grid-template-columns: 1fr;
  }
}


/* Students & alumni page */

.student-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.5rem 0 2rem 0;
}

.student-stat {
  padding: 1rem;
  background: #f8f8f8;
  border: 1px solid #e6e6e6;
  border-radius: 10px;
  text-align: center;
}

.student-stat strong {
  font-size: 2rem;
  display: block;
  line-height: 1.1;
}

.student-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
  margin: 1.2rem 0 2rem 0;
}

.student-card {
  padding: 1.2rem 1.3rem;
  border-left: 4px solid #555;
  background: #f8f8f8;
  border-radius: 8px;
}

.student-card h3 {
  margin-top: 0;
  margin-bottom: 0.3rem;
}

.student-meta {
  color: #555;
  font-size: 0.92rem;
  margin-bottom: 0.25rem;
}

.student-thesis {
  margin-top: 0.9rem;
}

.student-articles {
  margin-top: 0.8rem;
  font-size: 0.95rem;
}

.student-articles ul {
  margin-top: 0.25rem;
  padding-left: 1.2rem;
}

.student-links {
  margin-top: 0.8rem;
  font-weight: 500;
}

.student-links a {
  text-decoration: none;
}

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

@media (max-width: 768px) {
  .student-summary {
    grid-template-columns: 1fr;
  }
}


/* Teaching page */

.teaching-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.5rem 0 2rem 0;
}

.teaching-stat {
  padding: 1rem;
  background: #f8f8f8;
  border: 1px solid #e6e6e6;
  border-radius: 10px;
  text-align: center;
}

.teaching-stat strong {
  font-size: 2rem;
  display: block;
  line-height: 1.1;
}

.course-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
  margin: 1.2rem 0 2rem 0;
}

.course-card {
  padding: 1.2rem 1.3rem;
  border-left: 4px solid #555;
  background: #f8f8f8;
  border-radius: 8px;
}

.course-card-header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 0.5rem;
}

.course-card h3 {
  margin-top: 0;
  margin-bottom: 0.2rem;
}

.course-card h4 {
  margin-top: 1rem;
  margin-bottom: 0.5rem;
  font-size: 1rem;
}

.course-meta {
  color: #555;
  margin: 0;
  font-size: 0.92rem;
}

.course-period {
  font-size: 0.85rem;
  color: #555;
  background: #ffffff;
  border: 1px solid #e1e1e1;
  border-radius: 999px;
  padding: 0.25rem 0.55rem;
  white-space: nowrap;
}

.course-software {
  margin-bottom: 0.45rem;
}

.resource-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.resource-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.35rem 0.6rem;
  border: 1px solid #cfcfcf;
  border-radius: 999px;
  background: #ffffff;
  text-decoration: none;
  font-size: 0.9rem;
  color: #222;
}

.resource-pill:hover {
  background: #f0f0f0;
  text-decoration: none;
}

.resource-icon {
  font-size: 0.95rem;
}

.muted {
  color: #666;
}

@media (max-width: 768px) {
  .teaching-summary {
    grid-template-columns: 1fr;
  }

  .course-card-header {
    flex-direction: column;
  }

  .course-period {
    white-space: normal;
  }
}