/* =========================================================================
   1. Reset & base
   ========================================================================= */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  /* clamp() = min, preferred, max — fluid font sizing */
  font-size: clamp(15px, 1vw + 12px, 17px);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family:
    system-ui,
    -apple-system,
    "Segoe UI",
    Roboto,
    sans-serif;
  color: #1a1a1a;
  background: #ffffff;
  line-height: 1.6;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.1;
  font-weight: 600;
}

p {
  margin: 0 0 1em;
}

a {
  color: #007aff; /* accent colour — change to your taste */
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s ease;
}

a:hover {
  border-bottom-color: currentColor;
}

ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

/* =========================================================================
   2. Nav
   ========================================================================= */

.site-nav {
  display: flex;
  justify-content: center; /* was: space-between */
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.5rem 2rem;
}

.site-nav-links {
  display: flex;
  gap: 2rem;
}

.site-nav-links a {
  color: #525252;
  font-size: 0.9rem;
  border-bottom: none;
}

.site-nav-links a:hover {
  color: #1a1a1a;
}

/* On mobile, hide the links — keep the logo */
@media (max-width: 600px) {
  .site-nav-links {
    display: none;
  }
}

/* =========================================================================
   3. Layout: shared container width
   ========================================================================= */

.hero,
main section,
footer {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* =========================================================================
   3. Hero
   ========================================================================= */

.hero {
  padding-top: 6rem;
  padding-bottom: 8rem;
}

.hero-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #888;
  margin-bottom: 4rem;
}

.hero-name {
  font-size: clamp(3rem, 9vw, 6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.hero-tagline {
  font-size: 1.25rem;
  color: #525252;
  max-width: 36rem;
  margin-top: 2rem;
}

/* =========================================================================
   4. Sections
   ========================================================================= */

main section {
  padding-top: 4rem;
  padding-bottom: 4rem;
  border-top: 1px solid #eee; /* gentle dividers */
}

main section h2 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: #888;
  margin-bottom: 2rem;
}

/* About */

#about p {
  font-size: 1.1rem;
  max-width: 36rem;
}

/* =========================================================================
   5. Projects
   ========================================================================= */

.project {
  margin-bottom: 3rem;
}

.project h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.project-description {
  max-width: 42rem;
  color: #525252;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0;
}

.project-tags li {
  font-size: 0.75rem;
  padding: 0.25rem 0.6rem;
  background: #f4f4f4;
  border-radius: 999px;
  color: #525252;
}

.project-links {
  display: flex;
  gap: 1.5rem;
}

/* =========================================================================
   6. Skills
   ========================================================================= */

.skill-groups {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
}

.skill-group h3 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #888;
  margin-bottom: 0.75rem;
}

.skill-group li {
  padding: 0.25rem 0;
  color: #1a1a1a;
}

/* =========================================================================
   7. Footer
   ========================================================================= */

footer {
  padding-top: 4rem;
  padding-bottom: 6rem;
  border-top: 1px solid #eee;
}

.contact-prompt {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: #888;
  margin-bottom: 1rem;
}

.contact-links {
  display: flex;
  gap: 2rem;
  font-size: 1.25rem;
  margin-bottom: 3rem;
}

.footer-note {
  font-size: 0.85rem;
  color: #888;
}

/* =========================================================================
   8. Responsive tweaks
   ========================================================================= */

@media (max-width: 600px) {
  .hero {
    padding-top: 3rem;
    padding-bottom: 5rem;
  }

  .hero-meta {
    flex-direction: column;
    gap: 0.5rem;
  }

  .contact-links {
    flex-direction: column;
    gap: 0.75rem;
  }
}