:root {
  --bg: #0b1220;
  --bg-elev: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.10);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.70);
  --faint: rgba(255, 255, 255, 0.45);
  --brand: #7c3aed;
  --brand-2: #22c55e;
  --shadow: 0 12px 36px rgba(0, 0, 0, 0.35);

  --radius: 16px;
  --radius-sm: 12px;

  --container: 1080px;

  color-scheme: dark;
}

html[data-theme="light"] {
  --bg: #f6f7fb;
  --bg-elev: rgba(0, 0, 0, 0.04);
  --border: rgba(0, 0, 0, 0.10);
  --text: rgba(0, 0, 0, 0.88);
  --muted: rgba(0, 0, 0, 0.65);
  --faint: rgba(0, 0, 0, 0.45);
  --brand: #6d28d9;
  --brand-2: #16a34a;
  --shadow: 0 16px 40px rgba(0, 0, 0, 0.12);

  color-scheme: light;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  line-height: 1.55;
  background: radial-gradient(1200px 600px at 20% -10%, rgba(124, 58, 237, 0.28), transparent 60%),
              radial-gradient(900px 600px at 85% 10%, rgba(34, 197, 94, 0.18), transparent 55%),
              var(--bg);
  color: var(--text);
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

.muted { color: var(--muted); }

.skip-link {
  position: absolute;
  left: -999px;
  top: 0.75rem;
  background: var(--bg);
  color: var(--text);
  padding: 0.6rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  z-index: 999;
}

.skip-link:focus {
  left: 0.75rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  border-bottom: 1px solid var(--border);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 650;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, color-mix(in srgb, var(--brand) 65%, transparent), color-mix(in srgb, var(--brand-2) 55%, transparent));
  box-shadow: var(--shadow);
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  letter-spacing: 0.2px;
}

.prompt {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.9rem;
  color: var(--muted);
  letter-spacing: 0;
}

.brand-name {
  font-size: 0.96rem;
}

.nav {
  display: none;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.95rem;
  color: var(--muted);
}

.nav a {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

.nav a {
  padding: 0.35rem 0.45rem;
  border-radius: 10px;
}

.nav.is-open {
  display: flex;
  position: absolute;
  left: 1rem;
  right: 1rem;
  top: 4.2rem;
  flex-direction: column;
  align-items: stretch;
  gap: 0.25rem;
  padding: 0.6rem;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: color-mix(in srgb, var(--bg) 84%, transparent);
  box-shadow: var(--shadow);
}

.nav.is-open a {
  padding: 0.65rem 0.65rem;
}

.nav a:hover {
  text-decoration: none;
  background: var(--bg-elev);
  color: var(--text);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg-elev);
  color: var(--text);
  cursor: pointer;
}

.icon-button:hover { filter: brightness(1.08); }

.hero {
  padding: 3.2rem 0 1.75rem;
}

.eyebrow {
  display: inline-flex;
  gap: 0.5rem;
  align-items: center;
  color: var(--muted);
  border: 1px solid var(--border);
  background: var(--bg-elev);
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  font-size: 0.9rem;
}

.hero-title {
  margin: 0.9rem 0 0.7rem;
  font-size: clamp(2.1rem, 5vw, 3.15rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
}

.hero-subtitle {
  max-width: 70ch;
  color: var(--muted);
  font-size: 1.05rem;
  margin: 0 0 1.25rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  align-items: center;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 0.95rem;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--bg-elev);
  color: var(--text);
  font-weight: 600;
  cursor: pointer;
}

.button:hover {
  text-decoration: none;
  filter: brightness(1.08);
}

.button.primary {
  border-color: color-mix(in srgb, var(--brand) 65%, var(--border));
  background: linear-gradient(135deg, color-mix(in srgb, var(--brand) 55%, transparent), color-mix(in srgb, var(--brand-2) 40%, transparent));
  box-shadow: var(--shadow);
}

.link-row {
  margin-top: 1.05rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: center;
  color: var(--muted);
}

.dot { color: var(--faint); }

.section {
  padding: 2.4rem 0;
}

.section-head {
  display: grid;
  gap: 0.35rem;
  margin-bottom: 1.25rem;
}

.section-head h2 {
  margin: 0;
  font-size: 1.6rem;
}

.section-foot {
  margin-top: 1.2rem;
}

.grid {
  display: grid;
  gap: 1rem;
}

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

.card-link {
  display: grid;
  gap: 0.9rem;
  color: inherit;
  text-decoration: none;
}

.card-link:hover {
  text-decoration: none;
}

.card-media {
  border-radius: calc(var(--radius) - 4px);
  border: 1px solid var(--border);
  overflow: hidden;
  background: color-mix(in srgb, var(--bg) 76%, transparent);
}

.card-media img {
  display: block;
  width: 100%;
  height: auto;
}

.card-meta {
  color: var(--faint);
  font-size: 0.92rem;
}

.card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  box-shadow: var(--shadow);
  padding: 1.05rem;
  display: grid;
  gap: 0.9rem;
}

.card:hover {
  filter: brightness(1.04);
}

.card-top h3 {
  margin: 0;
  font-size: 1.1rem;
}

.card-top p { margin: 0.4rem 0 0; }

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.tag {
  font-size: 0.86rem;
  padding: 0.3rem 0.55rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-elev);
  color: var(--muted);
}

.card-actions {
  display: flex;
  gap: 0.9rem;
  align-items: center;
  flex-wrap: wrap;
}

.text-link {
  color: color-mix(in srgb, var(--text) 90%, var(--brand) 30%);
  font-weight: 650;
}

.timeline {
  display: grid;
  gap: 1rem;
}

.timeline-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elev);
  padding: 1rem;
  display: grid;
  gap: 0.5rem;
}

.timeline-meta {
  color: var(--faint);
  font-size: 0.92rem;
}

.timeline-title {
  margin: 0;
  font-size: 1.05rem;
}

.bullets {
  margin: 0.55rem 0 0;
  padding-left: 1.1rem;
  color: var(--muted);
}

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

.panel {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elev);
  padding: 1rem;
}

.panel h3 {
  margin: 0;
  font-size: 1.05rem;
}

.panel p { margin: 0.45rem 0 0; }

pre {
  margin: 0.8rem 0;
  padding: 0.9rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  overflow: auto;
  box-shadow: var(--shadow);
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.95em;
}

pre code {
  color: var(--text);
  font-size: 0.92rem;
}

img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.contact-panel {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  box-shadow: var(--shadow);
  padding: 1rem;
  display: grid;
  gap: 1rem;
}

.contact-line { margin: 0.25rem 0; }

.contact-actions {
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0;
  color: var(--muted);
}

.footer-row {
  display: grid;
  gap: 0.35rem;
}

@media (min-width: 820px) {
  .nav { display: inline-flex; }
  .nav.is-open {
    position: static;
    flex-direction: row;
    align-items: center;
    padding: 0;
    border: 0;
    background: transparent;
    box-shadow: none;
  }
  .cards { grid-template-columns: repeat(3, 1fr); }
  .skills { grid-template-columns: repeat(3, 1fr); }
  .contact-panel { grid-template-columns: 1.4fr 1fr; align-items: center; }
  .footer-row { grid-template-columns: 1fr auto; align-items: center; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}

html { scroll-behavior: smooth; }