/* --- Variables --- */
:root {
  --bg: #0d0d0d;
  --bg-elevated: #1a1a1a;
  --text: #e8e8e8;
  --text-muted: #9a9a9a;
  --accent: #c9a227;
  --accent-hover: #e0b83d;
  --border: #2a2a2a;
  --font-sans: "Source Sans 3", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-serif: "Space Grotesk", system-ui, sans-serif;
  --space: 1.25rem;
  --section-padding: clamp(3rem, 8vw, 5rem);
  --max-width: 52rem;
}

/* --- Reset & base --- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

/* --- Header / sticky nav --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space) 0;
  background: transparent;
  transition: background 0.2s ease, box-shadow 0.2s ease;
}
.site-header.scrolled {
  background: rgba(13, 13, 13, 0.92);
  box-shadow: 0 1px 0 var(--border);
}
.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem 1.25rem;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space);
}
.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.35em 0.5em;
  border-radius: 4px;
  transition: color 0.2s, background 0.2s;
}
.nav-link:hover {
  color: var(--accent);
}
.nav-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(4rem + 60px) var(--space) 4rem;
  text-align: center;
}
.hero-content {
  max-width: var(--max-width);
}
.hero-photo {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--border);
  margin-bottom: 1.5rem;
}
.hero-name {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  font-weight: 400;
  margin: 0 0 0.5rem;
  letter-spacing: 0.02em;
}
.hero-headline {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--accent);
  margin: 0 0 0.5rem;
}
.hero-tags {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin: 0 0 0.35rem;
}
.hero-location {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0 0 1.75rem;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 0.65em 1.35em;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, transform 0.1s;
}
.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.btn-primary {
  background: var(--accent);
  color: var(--bg);
}
.btn-primary:hover {
  background: var(--accent-hover);
}
.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 2px solid var(--border);
}
.btn-secondary:hover {
  border-color: var(--text-muted);
  color: var(--accent);
}

/* --- Sections --- */
.section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--section-padding) var(--space);
  border-top: 1px solid var(--border);
  scroll-margin-top: 4rem;
}
.hero { scroll-margin-top: 0; }
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 400;
  margin: 0 0 1.5rem;
  color: var(--text);
}

/* --- About --- */
.about-text {
  margin: 0 0 1rem;
  max-width: 48rem;
}
.about-meta {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0;
}

/* --- Experience timeline --- */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.job {
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}
.job:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.job-header {
  margin-bottom: 0.75rem;
}
.job-title {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0 0 0.2rem;
}
.job-company {
  display: block;
  color: var(--accent);
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}
.job-meta {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.job-bullets {
  margin: 0;
  padding-left: 1.25rem;
}
.job-bullets li {
  margin-bottom: 0.4rem;
}
.job-bullets li:last-child {
  margin-bottom: 0;
}

/* --- Education --- */
.edu-block {
  padding: 0.5rem 0;
}
.edu-degree {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 0.25rem;
}
.edu-school {
  color: var(--accent);
  margin: 0 0 0.2rem;
}
.edu-meta {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0;
}

/* --- Certifications --- */
.cert-list {
  margin: 0;
  padding-left: 1.25rem;
  list-style: disc;
}
.cert-list li {
  margin-bottom: 0.5rem;
}
.cert-list a {
  color: var(--accent);
  text-decoration: none;
}
.cert-list a:hover {
  text-decoration: underline;
}

/* --- Skills --- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}
.skill-group {
  background: var(--bg-elevated);
  padding: 1.25rem;
  border-radius: 8px;
  border: 1px solid var(--border);
}
.skill-group h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  color: var(--accent);
}
.skill-group p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.5;
}

/* --- Projects --- */
.projects-list {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}
.project-item {
  padding: 1.5rem 1.25rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
}
.project-title {
  font-size: 1.05rem;
  font-weight: 600;
  margin: 0 0 0.35rem;
}
.project-subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0 0 0.75rem;
}
.project-bullets {
  margin: 0 0 0.75rem;
  padding-left: 1.25rem;
}
.project-bullets li {
  margin-bottom: 0.35rem;
}
.project-bullets li:last-child {
  margin-bottom: 0;
}
.project-tech {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0;
}

/* --- Contact --- */
.contact-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}
.contact-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}
.contact-link:hover {
  text-decoration: underline;
}
.contact-link-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.contact-link-icon .icon {
  width: 22px;
  height: 22px;
  fill: var(--accent);
}
.contact-link-icon:hover .icon {
  fill: var(--accent-hover);
}
.contact .btn {
  margin-top: 0.5rem;
}

/* --- Footer --- */
.site-footer {
  text-align: center;
  padding: 2rem var(--space);
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-muted);
}
.site-footer p { margin: 0; }

/* --- PDF export: light theme overrides while generating PDF --- */
body.generating-pdf {
  --bg: #ffffff;
  --bg-elevated: #ffffff;
  --text: #111111;
  --text-muted: #555555;
  --border: #dddddd;
}

/* --- Hide CTAs when generating PDF (html2pdf captures the same DOM) --- */
body.generating-pdf .hero-cta,
body.generating-pdf #download-resume {
  display: none !important;
}

/* --- PDF export: hide nav/footer when printing or generating PDF --- */
@media print {
  .site-header,
  .site-footer,
  .hero-cta,
  #download-resume,
  .nav {
    display: none !important;
  }
  body { background: #fff; color: #111; }
  .section { border-color: #ddd; }
  .job-company, .edu-school, .cert-list a, .skill-group h4 { color: #333; }
  .hero { min-height: auto; padding: 2rem 0; }
  .hero-photo { border-color: #ccc; }
  .hero-headline { color: #333; }
  .hero-tags, .hero-location, .job-meta, .edu-meta, .about-meta { color: #555; }
}

/* --- Responsive --- */
@media (max-width: 640px) {
  .nav { font-size: 0.85rem; }
  .hero-photo { width: 140px; height: 140px; }
  .skills-grid { grid-template-columns: 1fr; }
  .contact-links { flex-direction: column; align-items: flex-start; }
}