@import url("https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,600;0,9..40,700;1,9..40,400&family=JetBrains+Mono:wght@400;500&display=swap");

:root {
  --bg: #0b0e14;
  --bg-elevated: #12161f;
  --text: #e6edf3;
  --muted: #8b9cb3;
  --cyan: #00d9ff;
  --cyan-dim: rgba(0, 217, 255, 0.15);
  --orange: #ff9900;
  --border: rgba(0, 217, 255, 0.22);
  --max: 42rem;
  --wide: 56rem;
  --pad-x: 1.25rem;
  --pad-x-tight: 1rem;
  --hero-content-max: 1200px;
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  position: relative;
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  font-family: "DM Sans", system-ui, sans-serif;
  font-size: clamp(1rem, 2.8vw, 1.05rem);
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  background-image:
    radial-gradient(
      ellipse 120% 80% at 50% -20%,
      rgba(0, 217, 255, 0.12),
      transparent
    ),
    radial-gradient(
      ellipse 60% 40% at 100% 50%,
      rgba(255, 153, 0, 0.06),
      transparent
    );
  -webkit-text-size-adjust: 100%;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 10000;
  padding: 0.65rem 1rem;
  background: var(--bg-elevated);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.2;
}

.skip-link:focus {
  left: var(--pad-x);
  top: 0.65rem;
  outline: none;
  box-shadow: 0 0 0 2px var(--cyan);
}

#main:focus {
  outline: none;
}

#main:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 0.25rem;
}

a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s ease, color 0.15s ease;
}

a:hover {
  border-bottom-color: var(--cyan);
}

a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-bottom-color: transparent;
}

section.hero {
  text-align: center;
  padding: clamp(2rem, 8vw, 3.75rem) var(--pad-x) clamp(1.25rem, 4vw, 2rem);
  border-bottom: 1px solid var(--border);
}

.hero-content {
  max-width: var(--hero-content-max);
  width: 100%;
  margin: 0 auto;
}

.hero-header {
  margin: 0;
  padding: 0;
}

section.hero h1 {
  margin: 0 0 0.35rem;
  font-size: clamp(1.5rem, 6vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  word-wrap: break-word;
}

.hero-banner {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  margin-top: clamp(1.25rem, 4vw, 1.875rem);
  border-radius: 8px;
  box-shadow:
    0 4px 24px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(0, 217, 255, 0.08);
}

.wrap {
  max-width: var(--wide);
  margin: 0 auto;
  padding: 0 var(--pad-x) 3rem;
}

.tagline {
  margin: 0;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: clamp(0.82rem, 2.5vw, 0.95rem);
  font-weight: 500;
  color: var(--cyan);
  line-height: 1.4;
  padding: 0 0.25rem;
}

.intro-layout {
  display: flex;
  align-items: flex-start;
  gap: clamp(1rem, 3vw, 1.5rem);
  width: 100%;
  margin: 0 0 clamp(1rem, 3vw, 1.35rem);
}

.bio-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 0 0 clamp(2rem, 5vw, 2.5rem);
}

.bio-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 44px;
  padding: 0.45rem 1.15rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text);
  font-weight: 600;
  font-size: clamp(0.9rem, 2.4vw, 0.95rem);
  line-height: 1.2;
}

.bio-btn:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.bio-btn__icon {
  width: 1.25rem;
  height: 1.25rem;
  display: block;
  flex: 0 0 auto;
}

.profile-pic {
  flex: 0 0 auto;
  width: clamp(5.5rem, 14vw, 8.75rem);
  height: clamp(5.5rem, 14vw, 8.75rem);
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  border: 2px solid var(--border);
  box-shadow: 0 0 0 4px rgba(0, 217, 255, 0.06);
}

.intro {
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  color: var(--muted);
  font-size: clamp(0.98rem, 2.6vw, 1.02rem);
}

.intro strong {
  color: var(--text);
  font-weight: 600;
}

.tech-stack {
  margin-bottom: clamp(2rem, 5vw, 2.75rem);
}

.tech-stack__grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: flex-start;
  gap: 1.25rem 1.5rem;
  margin: 0;
  padding: 0;
}

.tech-stack__category {
  flex: 1 1 260px;
  max-width: 420px;
  min-width: min(100%, 220px);
  box-sizing: border-box;
  text-align: center;
}

.tech-stack__category--ai {
  flex-basis: 100%;
  max-width: 520px;
}

.tech-stack__category h3 {
  margin: 0 0 0.75rem;
  font-size: clamp(0.95rem, 2.5vw, 1.05rem);
  font-weight: 600;
  color: var(--text);
  line-height: 1.35;
  text-transform: none;
  letter-spacing: normal;
}

.tech-stack__icons {
  margin: 0;
  line-height: 0;
}

.tech-stack__icons a {
  display: inline-block;
  margin: 0.2rem;
  vertical-align: middle;
  border-bottom: none;
}

.tech-stack__icons a:hover {
  border-bottom: none;
  opacity: 0.92;
}

.tech-stack__icons img {
  display: inline-block;
  vertical-align: middle;
}

.github-stats {
  margin-bottom: clamp(2rem, 5vw, 2.75rem);
}

.github-stats__note {
  margin: 0 0 0.75rem;
  text-align: center;
  color: var(--muted);
  font-size: clamp(0.86rem, 2.4vw, 0.9rem);
}

.github-stats__grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: flex-start;
  gap: 1.25rem 1.5rem;
}

.github-stats__card {
  flex: 1 1 280px;
  max-width: min(100%, 520px);
  min-width: min(100%, 220px);
  text-align: center;
  box-sizing: border-box;
}

.github-stats__card img {
  display: block;
  width: auto;
  max-width: 100%;
  max-height: 180px;
  height: auto;
  margin-left: auto;
  margin-right: auto;
}

section {
  margin-bottom: clamp(2rem, 5vw, 2.75rem);
}

section h2 {
  margin: 0 0 1rem;
  font-size: clamp(1rem, 2.8vw, 1.15rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cyan);
  line-height: 1.3;
}

.card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: clamp(1rem, 3.5vw, 1.25rem) clamp(1rem, 3.5vw, 1.35rem);
  margin-bottom: 1rem;
}

.card h3 {
  margin: 0 0 0.35rem;
  font-size: clamp(1.05rem, 3vw, 1.15rem);
  font-weight: 600;
  line-height: 1.3;
}

.meta {
  margin: 0 0 0.75rem;
  font-size: clamp(0.8rem, 2.2vw, 0.88rem);
  color: var(--muted);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  line-height: 1.45;
  word-break: break-word;
}

.card p {
  margin: 0;
  color: var(--muted);
}

.card p + p {
  margin-top: 0.65rem;
}

ul.plain {
  margin: 0.5rem 0 0;
  padding-left: 1.2rem;
  color: var(--muted);
}

ul.plain li + li {
  margin-top: 0.35rem;
}

.repos-cta {
  display: block;
  padding: clamp(1.1rem, 3.5vw, 1.35rem) clamp(1.1rem, 3.5vw, 1.5rem);
  background: linear-gradient(135deg, var(--cyan-dim), transparent);
  border: 1px solid var(--border);
  border-radius: 10px;
  text-align: center;
  font-weight: 600;
  font-size: clamp(0.98rem, 2.8vw, 1.05rem);
  line-height: 1.35;
  border-bottom: 1px solid var(--border);
}

.repos-cta:hover {
  border-color: var(--cyan);
}

.repos-cta span {
  display: block;
  margin-top: 0.4rem;
  font-weight: 400;
  font-size: clamp(0.85rem, 2.4vw, 0.92rem);
  color: var(--muted);
}

.articles ol {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--muted);
}

.articles li {
  padding-left: 0.15rem;
}

.articles li + li {
  margin-top: 0.45rem;
}

.connect {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  align-items: center;
  justify-content: center;
  padding: clamp(1rem, 3vw, 1.25rem);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: clamp(0.88rem, 2.5vw, 0.95rem);
}

.connect a {
  white-space: nowrap;
  min-height: 44px;
  min-width: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.35rem 0.5rem;
  margin: -0.35rem -0.5rem;
}

.connect__sep {
  color: var(--muted);
  user-select: none;
}

footer {
  margin-top: clamp(2rem, 5vw, 2.5rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: clamp(0.8rem, 2.2vw, 0.85rem);
  color: var(--muted);
}

footer p {
  margin: 0;
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
}

.edu-list {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
}

.edu-list li + li {
  margin-top: 0.35rem;
}

.note {
  font-size: clamp(0.86rem, 2.4vw, 0.9rem);
  color: var(--muted);
  margin-top: 1rem;
}

.note--flush {
  margin-top: 0;
}

@media (max-width: 36rem) {
  :root {
    --pad-x: var(--pad-x-tight);
  }

  .connect {
    flex-direction: column;
    gap: 0.5rem;
    align-items: stretch;
  }

  .connect a {
    white-space: normal;
    justify-content: center;
    text-align: center;
  }

  .connect__sep {
    display: none;
  }
}