:root {
  --bg: radial-gradient(circle at top left, #161b5a 0%, #050416 45%, #010105 100%);
  --surface: rgba(15, 23, 42, 0.65);
  --surface-strong: rgba(15, 23, 42, 0.85);
  --border: rgba(148, 163, 184, 0.2);
  --accent: #7f5af0;
  --accent-soft: rgba(127, 90, 240, 0.2);
  --accent-glow: rgba(127, 90, 240, 0.28);
  --text-primary: #f8fafc;
  --text-secondary: #cbd5f5;
  --text-muted: #9ba4ce;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'Roboto Mono', 'Fira Code', 'SFMono-Regular', monospace;
  --shadow-soft: 0 24px 70px rgba(13, 22, 47, 0.45);
  --shadow-card: 0 18px 44px rgba(6, 15, 35, 0.55);
  --radius-lg: 18px;
  --radius-md: 14px;
  --max-width: 1150px;
  --transition: 220ms ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text-secondary);
  background: var(--bg);
  min-height: 100vh;
  line-height: 1.65;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition), transform var(--transition);
}

a:hover,
a:focus-visible {
  color: var(--text-primary);
}

img {
  max-width: 100%;
  display: block;
}

.site-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  position: relative;
  overflow: hidden;
}

.cursor-glow {
  position: fixed;
  top: 0;
  left: 0;
  width: 240px;
  height: 240px;
  pointer-events: none;
  background: radial-gradient(circle, rgba(127, 90, 240, 0.22) 0%, rgba(127, 90, 240, 0.08) 40%, transparent 70%);
  filter: blur(35px);
  opacity: 0;
  transition: opacity 180ms ease;
  mix-blend-mode: screen;
  z-index: 5;
}

.site-wrapper::before {
  content: '';
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at 15% 15%, rgba(127, 90, 240, 0.15), transparent 40%),
    radial-gradient(circle at 85% 20%, rgba(56, 189, 248, 0.12), transparent 42%),
    radial-gradient(circle at 50% 90%, rgba(94, 234, 212, 0.12), transparent 46%);
  z-index: -2;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(5, 8, 22, 0.72);
  border-bottom: 1px solid rgba(127, 90, 240, 0.16);
}

.nav {
  margin: 0 auto;
  max-width: var(--max-width);
  padding: 22px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.logo {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--text-primary);
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(148, 163, 184, 0.06);
  box-shadow: 0 16px 45px rgba(127, 90, 240, 0.18);
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 24px;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text-muted);
}

.nav-links span {
  color: var(--accent);
  font-size: 12px;
}

.nav-links a {
  color: var(--text-muted);
}

.btn-solid,
.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 14px;
  padding: 14px 28px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition),
    box-shadow var(--transition), transform var(--transition);
}

.btn-solid {
  background: linear-gradient(135deg, var(--accent), #5f3afc);
  color: var(--text-primary);
  border-color: rgba(127, 90, 240, 0.6);
  box-shadow: 0 18px 40px rgba(127, 90, 240, 0.35);
}

.btn-solid:hover,
.btn-solid:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 22px 55px rgba(127, 90, 240, 0.45);
}

.btn-outline {
  border-color: rgba(127, 90, 240, 0.48);
  color: var(--text-primary);
  background: rgba(127, 90, 240, 0.06);
  box-shadow: 0 12px 24px rgba(127, 90, 240, 0.18);
}

.btn-outline:hover,
.btn-outline:focus-visible {
  background: rgba(127, 90, 240, 0.14);
  transform: translateY(-2px);
}

main {
  flex: 1;
}

section {
  padding: 140px 32px;
}

.hero {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-top: 120px;
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 1fr);
  gap: 60px;
  align-items: end;
}

.hero-copy {
  display: grid;
  gap: 18px;
}

.hero-overline {
  font-family: var(--font-mono);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0;
  font-size: 13px;
}

.hero-title {
  margin: 0;
  font-size: clamp(46px, 8vw, 86px);
  color: var(--text-primary);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.hero-subtitle {
  margin: 0;
  font-size: clamp(26px, 4.6vw, 44px);
  color: var(--text-secondary);
  font-weight: 500;
}

.hero-description {
  margin: 0;
  max-width: 600px;
  color: var(--text-muted);
  font-size: 18px;
}

.hero-cta {
  width: fit-content;
  margin-top: 12px;
}

.hero-social {
  display: flex;
  flex-direction: column;
  gap: 18px;
  justify-self: end;
}

.hero-social a {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(127, 90, 240, 0.28);
  background: rgba(15, 23, 42, 0.65);
  box-shadow: 0 16px 32px rgba(5, 12, 31, 0.55);
  color: var(--accent);
}

.hero-social a:hover,
.hero-social a:focus-visible {
  transform: translateY(-4px);
  color: var(--text-primary);
}

.section {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-heading {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 60px;
  font-size: 24px;
  color: var(--text-primary);
}

.section-heading span {
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--accent);
}

.section-heading h2 {
  margin: 0;
  font-size: 28px;
  font-weight: 600;
}

.section-divider {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(127, 90, 240, 0.3), transparent 70%);
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
  gap: 60px;
  align-items: start;
}

.about-copy p {
  margin-top: 0;
  margin-bottom: 18px;
}

.tech-list {
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(150px, 1fr));
  gap: 10px 18px;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text-muted);
}

.tech-list li::before {
  content: '▹';
  color: var(--accent);
  margin-right: 12px;
}

.about-photo {
  justify-self: end;
  max-width: 320px;
  position: relative;
}

.photo-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(127, 90, 240, 0.32);
  background: rgba(10, 16, 40, 0.6);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(6px);
}

.photo-frame::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(127, 90, 240, 0.28), transparent 60%);
  mix-blend-mode: screen;
}

.photo-frame img {
  width: 100%;
  display: block;
  filter: saturate(0.85);
  transition: transform var(--transition), filter var(--transition);
}

.photo-frame:hover img,
.photo-frame:focus-within img {
  transform: scale(1.04);
  filter: saturate(1);
}

.experience-tabs {
  display: grid;
  grid-template-columns: minmax(0, 200px) minmax(0, 1fr);
  gap: 32px;
  background: var(--surface-strong);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
  padding: 40px;
}

.tab-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.tab-button {
  font-family: var(--font-mono);
  font-size: 14px;
  text-align: left;
  padding: 14px 16px;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid rgba(127, 90, 240, 0.18);
  border-radius: 12px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition),
    border-color var(--transition), transform var(--transition);
}

.tab-button.active {
  color: var(--text-primary);
  background: rgba(127, 90, 240, 0.16);
  border-color: rgba(127, 90, 240, 0.45);
  box-shadow: 0 10px 25px rgba(127, 90, 240, 0.25);
}

.tab-button:hover,
.tab-button:focus-visible {
  color: var(--text-primary);
  border-color: rgba(127, 90, 240, 0.4);
}

.tab-panels {
  display: grid;
}

.tab-panel {
  display: grid;
  gap: 16px;
  color: var(--text-muted);
}

.tab-panel header h3 {
  margin: 0 0 4px;
  color: var(--text-primary);
  font-size: 20px;
}

.experience-meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-secondary);
}

.tab-panel ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 12px;
}

.tab-panel li::marker {
  color: var(--accent);
}

.projects .section-heading {
  margin-bottom: 70px;
}

.featured-grid {
  display: grid;
  gap: 48px;
}

.featured-project {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
  gap: 36px;
  align-items: center;
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 44px;
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}

.featured-project::before {
  content: '';
  position: absolute;
  inset: 10% -40% 10% 50%;
  background: radial-gradient(circle, rgba(127, 90, 240, 0.4) 0%, transparent 60%);
  opacity: 0.35;
  pointer-events: none;
}

.project-tag {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  margin-bottom: 8px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.project-body {
  display: grid;
  gap: 16px;
  position: relative;
  z-index: 1;
}

.project-body h3 {
  margin: 0;
  font-size: 26px;
  color: var(--text-primary);
}

.project-body p {
  margin: 0;
  color: var(--text-secondary);
}

.project-tech-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
}

.project-tech-list li {
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(127, 90, 240, 0.12);
  border: 1px solid rgba(127, 90, 240, 0.2);
}

.project-links {
  display: flex;
  gap: 18px;
  font-family: var(--font-mono);
  font-size: 14px;
}

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

.project-links a:hover,
.project-links a:focus-visible {
  color: var(--text-primary);
  transform: translateY(-2px);
}

.project-thumb {
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  border: 1px solid rgba(127, 90, 240, 0.24);
  background: rgba(5, 10, 28, 0.9);
  box-shadow: var(--shadow-card);
}

.project-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}

.featured-project:hover .project-thumb img,
.featured-project:focus-within .project-thumb img {
  transform: scale(1.05);
}

.more-projects {
  text-align: center;
}

.more-projects h2 {
  margin: 0 0 16px;
  color: var(--text-primary);
  font-size: 28px;
}

.more-projects-subtitle {
  margin: 0 auto 40px;
  max-width: 540px;
  color: var(--text-muted);
}

.cards-grid {
  display: grid;
  gap: 22px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.project-card {
  text-align: left;
  padding: 30px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(127, 90, 240, 0.18);
  background: rgba(10, 17, 40, 0.7);
  box-shadow: var(--shadow-card);
  display: grid;
  gap: 14px;
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(127, 90, 240, 0.18), transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
}

.project-card:hover::before,
.project-card:focus-within::before {
  opacity: 1;
}

.project-card h3 {
  margin: 0;
  color: var(--text-primary);
  font-size: 20px;
}

.contact {
  text-align: center;
  max-width: 540px;
  margin: 0 auto;
  padding-bottom: 180px;
}

.section-kicker {
  display: block;
  font-family: var(--font-mono);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}

.contact h2 {
  margin: 0 0 18px;
  font-size: clamp(36px, 5vw, 56px);
  color: var(--text-primary);
}

.contact p {
  margin: 0 0 40px;
  color: var(--text-secondary);
  font-size: 18px;
}

.site-footer {
  padding: 40px 24px 60px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
  display: grid;
  gap: 18px;
  border-top: 1px solid rgba(127, 90, 240, 0.16);
  background: rgba(6, 10, 28, 0.65);
}

.footer-social {
  display: flex;
  justify-content: center;
  gap: 24px;
}

.footer-social a {
  color: var(--accent);
}

.footer-social a:hover,
.footer-social a:focus-visible {
  color: var(--text-primary);
}

@media (max-width: 1080px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: left;
  }

  .hero-social {
    flex-direction: row;
    justify-self: flex-start;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .about-photo {
    justify-self: center;
  }

  .featured-project {
    grid-template-columns: 1fr;
  }

  .project-thumb {
    order: -1;
  }
}

@media (max-width: 820px) {
  .site-header {
    position: fixed;
    width: 100%;
  }

  main {
    padding-top: 86px;
  }

  .nav-links,
  .btn-outline {
    display: none;
  }

  section {
    padding: 110px 24px;
  }

  .experience-tabs {
    grid-template-columns: 1fr;
    padding: 32px 24px;
  }

  .tab-list {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(120px, 1fr);
    overflow-x: auto;
    padding-bottom: 12px;
    gap: 12px;
  }

  .tab-list::-webkit-scrollbar {
    height: 4px;
  }

  .tab-list::-webkit-scrollbar-thumb {
    background: rgba(127, 90, 240, 0.4);
    border-radius: 999px;
  }
}

@media (max-width: 600px) {
  .btn-solid {
    width: 100%;
    justify-content: center;
  }

  .hero-copy {
    gap: 16px;
  }

  .cards-grid {
    grid-template-columns: 1fr;
  }

  .featured-project {
    padding: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}