:root {
  --bg: #f5f6f8;
  --panel: #ecf3f3eb;
  --text: #1c1f26ab;
  --muted: #c1c1c1;
  --line: #6596f777;

  --accent: #2563eb;

  --radius: 18px;
  --radius-sm: 12px;

  --shadow: 0 10px 30px rgba(0,0,0,.08);
  --shadow-hover: 0 18px 40px rgba(0,0,0,.12);
}

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

body {
  font-family: "Nunito", sans-serif;
  color: var(--text);
  line-height: 1.7;
  background-color: #000000ae;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem;
}

header {
  text-align: center;
  text-transform: uppercase;
}

header h1 {
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: 10px;
  color: #d0d0d0;
}

.subtitle {
  margin-top: .3rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .2em;
  font-size: 1.2rem;
}

.links {
  margin: 1.2rem 0;
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
  font-weight: 650;
  margin-bottom: 1.7rem;
}

.btn {
  text-decoration: none;
  padding: .6rem 1.5rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  text-transform: uppercase;
  font-size: 1.2rem;
  transition: transform .2s ease, box-shadow .2s ease, color .2s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  color: var(--accent);
}

.btn.small {
  font-size: 1rem;
  padding: .45rem .85rem;
}

.about {
  margin-top: 1.4rem;
  padding: 1rem;
  border-radius: var(--radius);
  background: var(--panel);
  border: 2px solid var(--line);
  font-size: 1.3rem;
  font-weight: 300;
  text-transform: none;
}

h2 {
  margin: 1.8rem 0 1.8rem;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: .25em;
  font-size: 1.5rem;
  color: var(--muted);
}

.skills,
.interests {
  font-size: 1.3rem;
  font: 300;
  color: var(--text);
  background: var(--panel);
  border-radius: var(--radius);
  padding: 1.25rem;
  border: 4px solid var(--line);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.25rem;
}

.projects-grid .card:nth-child(1),
.projects-grid .card:nth-child(4) {
  grid-column: span 7;
}

.projects-grid .card:nth-child(2),
.projects-grid .card:nth-child(3) {
  grid-column: span 5;
}

.card {
  background: var(--panel);
  border-radius: var(--radius);
  padding: 1.1rem;
  border: 2px solid var(--line);
  transition: transform .25s ease, box-shadow .25s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.card h3 {
  font-size: 1.3rem;
  font-weight: 700;
}

.card p {
  margin: .6rem 0 1rem;
  color: var(--text);
  font-size: 20px;
  font-weight: 300;
}

.project-img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: .8rem;
  transition: transform .3s ease;
}

.card:hover .project-img {
  transform: scale(1.03);
}

.card-links {
  display: flex;
  justify-content: space-between;
}

.interests {
  margin-bottom: 4rem;
  font-size: 20px;
}

.video-wrapper {
  margin-top: 1rem;
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}

.video-wrapper iframe,
.video-wrapper video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

@media (max-width: 900px) {
  .projects-grid {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  }

  .projects-grid .card {
    grid-column: auto;
  }
}

@media (max-width: 520px) {
  header h1 {
    font-size: 2.3rem;
  }
}

.about,
.skills,
.interests,
.card {
  transition: transform .25s ease, box-shadow .25s ease;
}

.about:hover,
.skills:hover,
.interests:hover,
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}