/* Basic Portfolio Styles */
@import url('variables.css');

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

body {
  font-family: var(--font-primary);
  line-height: 1.8;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header {
  background-color: var(--color-bg-header-footer);
  color: var(--color-text-secondary);
  padding: 1rem 0;
}

nav {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2em;
  font-size: 1.3rem;
}

nav h1 {
  font-size: 2.3rem;
  color: var(--color-text-secondary);
}

.nav-brand {
  text-decoration: none;
  color: var(--color-text-secondary);
}

.nav-brand:hover {
  color: var(--color-text-secondary);
  text-decoration: none;
}

.nav-brand h1 {
  margin: 0;
}

nav ul {
  display: flex;
  list-style: none;
}

nav ul li {
  margin-left: 2rem;
}

nav a {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color 0.3s;
}

nav a:hover {
  color: var(--color-accent-secondary);
}

main {
  width: 1000px;
  max-width: 100%;
  margin: 2rem auto;
  padding: 2rem;
  background-color: var(--color-bg-secondary);
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.3);
  flex: 1;
}

footer {
  text-align: center;
  padding: 2rem;
  background-color: var(--color-bg-header-footer);
  color: var(--color-text-secondary);
}

h1, h2, h3 {
  margin-bottom: 1rem;
  color: var(--color-text-primary);
}

h3 {
  margin-bottom: 0;
  font-size: 1.4rem;
}

main h1, main h2 {
  display: inline-block;
  width: auto;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
  padding-bottom: 0.5rem;
  transition: border-bottom-color 0.3s;
}

main h1::after, main h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent 0%, var(--color-border) 20%, var(--color-border) 80%, transparent 100%);
  transition: border-bottom-color 0.3s;
}

main h1:hover::after, main h2:hover::after {
  background: linear-gradient(to right, transparent 0%, var(--color-accent-primary) 20%, var(--color-accent-primary) 80%, transparent 100%);
}

p {
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

ul {
  margin-bottom: 1.5rem;
  padding-left: 2rem;
  line-height: 1.8;
}

a {
  color: var(--color-accent-primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* About Section */
.about-section {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  margin-bottom: 2rem;
}

.about-content {
  flex: 1;
}

.about-picture {
  width: 250px;
  height: auto;
  border-radius: 8px;
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .about-section {
    flex-direction: column;
    align-items: center;
  }
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  background-color: var(--color-bg-secondary);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

th, td {
  padding: 0.8rem;
  text-align: left;
  line-height: 1.6;
}

th {
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-bg-tertiary);
  font-weight: 600;
  color: var(--color-text-primary);
}

.projects-table tr:hover {
  background-color: var(--color-bg-tertiary);
}

td img {
  border-radius: 4px;
  transition: transform 0.2s;
}

td img:hover {
  transform: scale(1.05);
}

.image-caption {
  font-size: 0.9rem;
  color: var(--color-text-primary);
  opacity: 0.8;
  padding-bottom: 1.0rem;
}

/* Hide some columns on small screens */
.preview-column {
  display: table-cell;
}

.tags-column {
  display: table-cell;
}

@media (max-width: 768px) {
  nav h1 {
    font-size: 1.3rem;
  }

  nav ul li {
    font-size: 0.9rem;
  }

  .preview-column {
    display: none;
  }

  .tags-column {
    display: none;
  }
}

/* Experience boxes */
.experience-box {
  background-color: var(--color-bg-tertiary);
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  outline: 1px solid var(--color-border);
}

.experience-box h3 {
  margin-bottom: 0.5rem;
}

/* Tags */
.tags-container {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0;
  justify-content: center;
  line-height: 1.5;
}

.tag {
  display: inline-block;
  padding: 3px 12px;
  border-style: solid;
  border-radius: 4px;
  color: var(--color-text-secondary);
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  line-height: 1.2;
}

.tags-column .tags-container {
  margin: 0;
  justify-content: flex-start;
  line-height: 1.1;
  gap: 0px 2px;
}

.tag#Cpp {
  background-color: var(--color-tag-cpp-bg);
  border-color: var(--color-tag-cpp-border);
}

.tag#D3D12 {
  background-color: var(--color-tag-d3d12-bg);
  border-color: var(--color-tag-d3d12-border);
}

.tag#D3D11 {
  background-color: var(--color-tag-d3d11-bg);
  border-color: var(--color-tag-d3d11-border);
}

.tag#Raytracing {
  background-color: var(--color-tag-raytracing-bg);
  border-color: var(--color-tag-raytracing-border);
}

.tag#UE5 {
  background-color: var(--color-tag-ue5-bg);
  border-color: var(--color-tag-ue5-border);
}
/* GitHub Link */
.github-link {
  background-color: var(--color-bg-header-footer);
  border-radius: 8px;
  padding: 1rem 1.5rem;
  display: block;
  margin: 1.5rem auto;
  text-align: center;
  width: fit-content;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  border: 2px solid transparent;
}

.github-link:hover {
  background-color: var(--color-accent-primary);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
}

.github-link:active {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.github-link a {
  color: var(--color-text-secondary);
  transition: color 0.3s ease;
  text-decoration: none;
}

.github-link:hover a {
  color: white;
}

.github-link a:hover {
  text-decoration: none;
}

.github-link .fa {
  margin-right: 0.5rem;
  transition: transform 0.3s ease;
}

.github-link:hover .fa {
  transform: scale(1.2);
}

.github-link .fa-github {
  font-size: 1.6rem;
}

/* Main content images */
main img {
  max-width: 100%;
  height: auto;
  display: block;
}