:root {
  --bg-color: #0a0c12;
  --overlay-alpha: 0.55;
  --panel-bg: rgba(6, 18, 94, var(--overlay-alpha));
  --panel-border: rgba(255, 255, 255, 0.08);
  --text-primary: #f2f3f7;
  --text-secondary: #b7bccb;
  --accent: #71b0f4;
  --accent-2: #b78cf0;
  --max-width: 780px;
}

.contact-link,
.contact-link:visited {
  color: var(--accent);
  font-size: 1.3rem;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

#hydra-bg {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  object-fit: cover;
  z-index: -2;
  background: var(--bg-color);
}

body.static-bg #hydra-bg {
  display: none;
}

body.static-bg::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background: linear-gradient(135deg, #131a2b 0%, #1c1430 50%, #0a0c12 100%);
}

/* Single translucent, blurred wash over the whole viewport, sitting above
   the animated background and below all page content — replaces individual
   boxes around each section so the whole window reads as one legible layer. */
.bg-overlay {
  position: fixed;
  inset: 0;
  z-index: -1;
  background: var(--panel-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.nav-right {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.display-controls {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.content-toggle {
  padding: 0.1rem 0.35rem;
  border-radius: 10px;
  border: 1px solid var(--panel-border);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
  font: inherit;
  font-size: 0.85rem;
  cursor: pointer;
}

.content-toggle:hover {
  border-color: var(--accent);
}

.opacity-control {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.opacity-control input[type='range'] {
  width: 50px;
  height: 12px;
  accent-color: var(--accent);
}

main,
.site-footer {
  transition: opacity 0.4s ease, visibility 0.4s;
}

body.content-hidden main,
body.content-hidden .site-footer {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.site-header {
  padding: 0.1rem;
}

.nav {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 0.75rem 1.25rem;
}

.brand,
.brand:visited {
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1.8rem;
  text-decoration: none;
}

.nav-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
}

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

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0rem 1rem 1rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.section {
  scroll-margin-top: 5rem;
}

.hero {
  text-align: center;
  padding: 1rem;
}

.hero-content {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.hero-photo-wrap {
  position: relative;
  width: 200px;
  height: 200px;
  flex-shrink: 0;
}

.hero-photo {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}

.hero-text {
  flex: 1 1 240px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  text-align: left;
}

.tagline {
  color: var(--text-primary);
  font-size: 1rem;
  margin: 0;
}

.hero-links {
  display: flex;
  justify-content: flex-start;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.hero-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--accent);
  text-decoration: none;
  font-size: 0.95rem;
}

.hero-links a:hover {
  text-decoration: underline;
}

.link-icon {
  height: 3em;
  vertical-align: middle;
  border-radius: 6px;
  outline: 2px solid transparent;
  outline-offset: 2px;
  transition: outline-color 0.2s ease;
}

.hero-links a:hover .link-icon {
  outline-color: var(--accent);
}

h2 {
  margin-top: 0;
  font-size: 1.5rem;
}

.about,
.about:visited {
  color: var(--accent);
  text-decoration: none;
}

#about .section {
  padding: 0rem 1rem 1rem 1rem;
}

.tag-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0;
  margin: 0;
}

.tag-list li {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--panel-border);
  border-radius: 999px;
  padding: 0.35rem 0.9rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.entry {
  margin-bottom: 1.5rem;
}

.entry:last-child {
  margin-bottom: 0;
}

.entry-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.entry-header h3 {
  margin: 0;
  font-size: 1.1rem;
}

.entry-dates {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.entry-org {
  color: var(--accent-2);
  margin: 0.15rem 0 0.5rem;
  font-size: 0.95rem;
}

.entry ul {
  margin: 0.5rem 0 0;
  padding-left: 1.25rem;
  color: var(--text-secondary);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}

.project-img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 8px;
}

.section {
    padding: 1rem;
  }

.project-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  padding: 1.25rem;
}

.project-card h3 {
  margin-top: 0;
  font-size: 1.05rem;
}

.project-tech {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.project-card a {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.9rem;
}

.project-card a:hover {
  text-decoration: underline;
}

.resume-link,
.resume-link:visited {
  display: inline-block;
  margin-top: 0.75rem;
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.resume-link:hover {
  text-decoration: underline;
}

.site-footer {
  max-width: var(--max-width);
  margin: 1.5rem auto 2rem;
  padding: 1.25rem 2rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.site-footer a {
  color: var(--text-secondary);
}

@media (max-width: 640px) {
  .nav-links {
    gap: 0.75rem;
    font-size: 0.85rem;
  }

  .section {
    padding: 1.5rem;
  } 
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}