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

body {
  background-color: #0d1117;
  color: #e6edf3;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  line-height: 1.6;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 3rem;
  border-bottom: 1px solid #21262d;
}

.nav-brand {
  font-size: 1.2rem;
  font-weight: 700;
  color: #58a6ff;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-family: 'Courier New', Courier, monospace;
}

.nav-links a {
  color: #8b949e;
  text-decoration: none;
  margin-left: 2rem;
  font-size: 0.9rem;
}

.nav-links a:hover {
  color: #e6edf3;
}

#hero {
  padding: 6rem 3rem;
  max-width: 900px;
  margin: 0 auto;
}

h1 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.tagline {
  font-size: 1.2rem;
  color: #8b949e;
}
section {
  padding: 5rem 3rem;
  border-bottom: 1px solid #21262d;
}

.section-inner {
  max-width: 900px;
  margin: 0 auto;
}

h2 {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: #58a6ff;
}

p {
  color: #8b949e;
  margin-bottom: 1rem;
  max-width: 700px;
}

.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.tech-stack span {
  background-color: #161b22;
  border: 1px solid #30363d;
  color: #58a6ff;
  padding: 0.4rem 0.9rem;
  border-radius: 2rem;
  font-size: 0.85rem;
}
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 1.5rem;
}

.project-card {
  background-color: #161b22;
  border: 1px solid #30363d;
  border-radius: 0.75rem;
  padding: 1.5rem;
  transition: border-color 0.2s;
}

.project-card:hover {
  border-color: #58a6ff;
}

.project-header {
  margin-bottom: 0.75rem;
}

.project-status {
  font-size: 0.75rem;
  padding: 0.25rem 0.75rem;
  border-radius: 2rem;
  font-weight: 500;
}

.live {
  background-color: #0d1f0d;
  color: #3fb950;
  border: 1px solid #238636;
}

.coming {
  background-color: #1f1a0d;
  color: #d29922;
  border: 1px solid #9e6a03;
}

.project-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: #e6edf3;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.project-tags span {
  background-color: #0d1117;
  border: 1px solid #30363d;
  color: #8b949e;
  padding: 0.25rem 0.75rem;
  border-radius: 2rem;
  font-size: 0.8rem;
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}

.cert-card {
  background-color: #161b22;
  border: 1px solid #30363d;
  border-radius: 0.75rem;
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  transition: border-color 0.2s;
}

.cert-card:hover {
  border-color: #58a6ff;
}

.cert-icon {
  font-size: 2rem;
  width: 3rem;
  text-align: center;
  flex-shrink: 0;
}

.cert-info h3 {
  font-size: 1rem;
  font-weight: 600;
  color: #e6edf3;
  margin-bottom: 0.25rem;
}

.cert-info p {
  font-size: 0.85rem;
  color: #8b949e;
  margin-bottom: 0.5rem;
}

.cert-status {
  font-size: 0.75rem;
  padding: 0.25rem 0.75rem;
  border-radius: 2rem;
  font-weight: 500;
}

.progress {
  background-color: #0d1a2e;
  color: #58a6ff;
  border: 1px solid #1f6feb;
}

.upcoming-status {
  background-color: #1f1a0d;
  color: #d29922;
  border: 1px solid #9e6a03;
}

.earned {
  background-color: #0d1f0d;
  color: #3fb950;
  border: 1px solid #238636;
}


.contact-form {
  max-width: 600px;
  margin-top: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  color: #8b949e;
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background-color: #161b22;
  border: 1px solid #30363d;
  border-radius: 0.5rem;
  padding: 0.75rem 1rem;
  color: #e6edf3;
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: #58a6ff;
}

.form-group textarea {
  resize: vertical;
}

button[type="submit"] {
  background-color: #1f6feb;
  color: #ffffff;
  border: none;
  border-radius: 0.5rem;
  padding: 0.75rem 2rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s;
}

button[type="submit"]:hover {
  background-color: #388bfd;
}

footer {
  border-top: 1px solid #21262d;
  padding: 2rem 3rem;
}

.footer-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: 'Courier New', Courier, monospace;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: #58a6ff;
  font-size: 0.9rem;
}

.footer-copy {
  font-size: 0.85rem;
  color: #8b949e;
}

.footer-links a {
  color: #8b949e;
  text-decoration: none;
  margin-left: 1.5rem;
  font-size: 0.85rem;
}

.footer-links a:hover {
  color: #58a6ff;
}