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

:root {
  --bg-a: #0a0a1a;
  --bg-b: #1a1035;
  --bg-c: #0d1b2a;
  --glass: rgba(255, 255, 255, 0.07);
  --glass-hover: rgba(255, 255, 255, 0.11);
  --glass-border: rgba(255, 255, 255, 0.14);
  --text: #f0eeff;
  --muted: rgba(240, 238, 255, 0.5);
  --accent: #818cf8;
  --accent-soft: rgba(129, 140, 248, 0.2);
  --tag-bg: rgba(129, 140, 248, 0.15);
  --serif: 'DM Serif Display', Georgia, serif;
  --mono: 'DM Mono', 'Courier New', monospace;
}

html { scroll-behavior: smooth; }

body {
  background:
    radial-gradient(ellipse at 20% 50%, rgba(129, 140, 248, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(99, 102, 241, 0.1) 0%, transparent 55%),
    linear-gradient(135deg, var(--bg-a) 0%, var(--bg-b) 50%, var(--bg-c) 100%);
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.7;
  font-weight: 300;
  min-height: 100vh;
}

/* NAV */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.25rem 3rem;
  background: rgba(10, 10, 26, 0.6);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--glass-border);
}
.nav-logo {
  font-family: var(--serif);
  font-size: 1.15rem;
  letter-spacing: 0.01em;
  text-decoration: none;
  color: var(--text);
}
.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--accent); }

/* LAYOUT */
main { max-width: 860px; margin: 0 auto; padding: 0 2rem; }

section { padding: 6rem 0; border-bottom: 1px solid var(--glass-border); }
section:last-child { border-bottom: none; }

/* HEADER */
#header { padding-top: 10rem; padding-bottom: 6rem; }
.header-label {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
  display: flex; align-items: center; gap: 0.75rem;
}
.header-label::before {
  content: '';
  display: inline-block;
  width: 28px; height: 1px;
  background: var(--accent);
}
h1 {
  font-family: var(--serif);
  font-size: clamp(3rem, 8vw, 5.5rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin-bottom: 2rem;
}
h1 em {
  font-style: italic;
  background: linear-gradient(135deg, var(--accent), #c4b5fd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.header-bio {
  max-width: 480px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 2.5rem;
}
.header-cta {
  display: inline-flex; align-items: center; gap: 0.6rem;
  text-decoration: none;
  color: var(--text);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  padding: 0.6rem 1.25rem;
  border-radius: 4px;
  backdrop-filter: blur(8px);
  transition: gap 0.2s, background 0.2s, border-color 0.2s;
}
.header-cta:hover {
  gap: 1rem;
  background: var(--glass-hover);
  border-color: var(--accent);
}

/* SECTION HEADINGS */
.section-header {
  display: flex; align-items: baseline; gap: 1rem;
  margin-bottom: 3rem;
}
.section-num {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--accent);
  text-transform: uppercase;
  min-width: 32px;
}
h2 {
  font-family: var(--serif);
  font-size: 2.2rem;
  font-weight: 400;
  letter-spacing: -0.01em;
}

/* SKILLS */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--glass-border);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  overflow: hidden;
}
.skill-block {
  background: var(--glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 2rem 1.75rem;
  transition: background 0.2s;
}
.skill-block:hover { background: var(--glass-hover); }
.skill-lang {
  font-family: var(--serif);
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text);
}
.skill-desc {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.6;
}
.skill-tags {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-top: 1rem;
}
.tag {
  font-size: 10px;
  letter-spacing: 0.04em;
  background: var(--tag-bg);
  color: var(--accent);
  padding: 3px 10px;
  border-radius: 20px;
  border: 1px solid rgba(129, 140, 248, 0.25);
}

/* PROJECTS */
.projects-list { display: flex; flex-direction: column; gap: 1rem; }
.project-item {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: start;
  gap: 2rem;
  padding: 1.75rem;
  background: var(--glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
  position: relative;
}
.project-item:hover {
  background: var(--glass-hover);
  border-color: rgba(129, 140, 248, 0.35);
  transform: translateY(-2px);
}
.project-num {
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}
.project-title {
  font-family: var(--serif);
  font-size: 1.35rem;
  margin-bottom: 0.4rem;
  transition: color 0.2s;
}
.project-item:hover .project-title { color: var(--accent); }
.project-desc {
  font-size: 12px;
  color: var(--muted);
  max-width: 520px;
  line-height: 1.7;
}
.project-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 0.75rem; }
.project-arrow {
  font-size: 1.2rem;
  color: var(--muted);
  margin-top: 0.25rem;
  transition: transform 0.2s, color 0.2s;
}
.project-item:hover .project-arrow { transform: translate(3px, -3px); color: var(--accent); }

/* ABOUT */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.about-text { color: var(--muted); line-height: 1.9; font-size: 13.5px; }
.about-text p + p { margin-top: 1rem; }
.about-meta {
  display: flex; flex-direction: column; gap: 0;
  background: var(--glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  overflow: hidden;
  padding: 0 1.25rem;
}
.meta-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--glass-border);
  font-size: 12px;
}
.meta-row:last-child { border-bottom: none; }
.meta-label { color: var(--accent); letter-spacing: 0.06em; text-transform: uppercase; font-size: 10px; }
.meta-value { color: var(--text); }

/* CONTACT */
.contact-inner { display: flex; flex-direction: column; gap: 2rem; }
.contact-heading {
  font-family: var(--serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.1;
  max-width: 560px;
}
.contact-heading em {
  font-style: italic;
  background: linear-gradient(135deg, var(--accent), #c4b5fd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.contact-links { display: flex; gap: 1rem; flex-wrap: wrap; }
.contact-link {
  display: flex; align-items: center; gap: 0.5rem;
  text-decoration: none;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  padding: 0.5rem 1rem;
  border-radius: 4px;
  backdrop-filter: blur(8px);
  transition: color 0.2s, background 0.2s, border-color 0.2s;
}
.contact-link:hover {
  color: var(--accent);
  background: var(--glass-hover);
  border-color: rgba(129, 140, 248, 0.4);
}

/* FOOTER */
footer {
  text-align: center;
  padding: 2rem;
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.06em;
}

/* FADE IN */
.fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible { opacity: 1; transform: none; }

@media (max-width: 640px) {
  nav { padding: 1rem 1.25rem; }
  main { padding: 0 1.25rem; }
  .skills-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
  .project-item { grid-template-columns: 1fr; }
  .project-arrow { display: none; }
}