:root {
  --bg: #070a10;
  --bg-alt: #0b1020;
  --surface: rgba(255, 255, 255, 0.06);
  --surface-2: rgba(255, 255, 255, 0.09);
  --text: #eef2ff;
  --muted: rgba(238, 242, 255, 0.7);
  --accent: #60a5fa;
  --accent-2: #22d3ee;
  --accent-soft: rgba(96, 165, 250, 0.16);
  --border: rgba(255, 255, 255, 0.1);
  --shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
  --radius: 12px;
  --font: "DM Sans", system-ui, sans-serif;
  --max: 1160px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--text);
  background:
    radial-gradient(900px 700px at 80% -10%, rgba(96, 165, 250, 0.24), transparent 55%),
    radial-gradient(800px 600px at 10% 10%, rgba(34, 211, 238, 0.18), transparent 55%),
    radial-gradient(900px 700px at 70% 80%, rgba(99, 102, 241, 0.14), transparent 60%),
    var(--bg);
}

a {
  color: var(--accent);
}

a:hover {
  text-decoration: underline;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--accent);
  color: #fff;
  z-index: 100;
}

.skip-link:focus {
  left: 0.5rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7, 10, 16, 0.72);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.site-header .inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.header-row {
  min-height: 56px;
}

.header-actions {
  display: flex;
  gap: 0.6rem;
  align-items: center;
}

.lang-switch {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 999px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.02);
}

.lang-btn {
  appearance: none;
  border: 0;
  background: transparent;
  color: rgba(238, 242, 255, 0.78);
  font-weight: 900;
  font-size: 0.78rem;
  padding: 0.42rem 0.6rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
}

.flag {
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.flag svg {
  width: 18px;
  height: 12px;
  display: block;
  border-radius: 3px;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.12);
}

.lang-btn[aria-pressed="true"] {
  background: rgba(96, 165, 250, 0.18);
  color: var(--text);
}

.lang-btn:hover {
  background: rgba(255, 255, 255, 0.04);
}

.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--text);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
}

.chip:hover {
  background: rgba(255, 255, 255, 0.06);
  text-decoration: none;
}

.chip-primary {
  border-color: rgba(96, 165, 250, 0.5);
  background: rgba(96, 165, 250, 0.16);
}

.logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 10px;
  background: linear-gradient(145deg, rgba(96, 165, 250, 0.22), rgba(34, 211, 238, 0.12));
  color: #dbeafe;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

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

.nav a {
  color: rgba(238, 242, 255, 0.65);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
}

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

.nav a.is-active {
  color: var(--text);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 0.35rem;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
}

@media (max-width: 720px) {
  .nav-toggle {
    display: flex;
  }

  .nav {
    position: absolute;
    right: 1rem;
    top: calc(100% + 8px);
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem;
    background: rgba(10, 14, 24, 0.95);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    min-width: 200px;
    display: none;
  }

  .nav.is-open {
    display: flex;
  }
}

.hero2 {
  padding: 4.2rem 0 3.25rem;
}

.inner {
  max-width: var(--max);
  margin: 0 auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.narrow {
  max-width: 720px;
}

.hero2-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.25rem;
  align-items: start;
}

@media (max-width: 980px) {
  .hero2-grid {
    grid-template-columns: 1fr;
  }
}

.eyebrow2 {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  color: var(--muted);
  margin: 0 0 0.5rem;
}

.hero2-title {
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  line-height: 1.1;
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
}

.grad {
  background: linear-gradient(90deg, #93c5fd, #22d3ee);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero2-subtitle {
  font-size: 1.1rem;
  color: var(--muted);
  margin: 0 0 1rem;
}

.hero2-desc {
  margin: 0 0 1.75rem;
  color: var(--muted);
  max-width: 44rem;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 1.25rem;
}

.pill {
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  font-size: 0.9rem;
  color: rgba(238, 242, 255, 0.86);
}

.hero2-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn2 {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.15rem;
  border-radius: 999px;
  font-weight: 800;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn2-primary {
  background: linear-gradient(90deg, rgba(96, 165, 250, 0.95), rgba(34, 211, 238, 0.8));
  color: #051021;
  box-shadow: var(--shadow);
}

.btn2-primary:hover { filter: brightness(1.06); text-decoration: none; }

.btn2-ghost {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  border-color: var(--border);
}

.btn2-ghost:hover { background: rgba(255, 255, 255, 0.06); text-decoration: none; }

.hero2-card {
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  box-shadow: var(--shadow);
  padding: 1rem;
}

.badge-row {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.badge {
  display: inline-flex;
  gap: 0.5rem;
  align-items: center;
  padding: 0.45rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  font-weight: 800;
  font-size: 0.85rem;
  color: rgba(238, 242, 255, 0.9);
}

.badge-icon { opacity: 0.9; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.stat {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.03);
  padding: 0.75rem 0.85rem;
}

.stat-num {
  font-size: 1.35rem;
  font-weight: 900;
}

.stat-label {
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.mini-links {
  display: grid;
  gap: 0.35rem;
  font-size: 0.95rem;
}

.mini-links a { color: rgba(238, 242, 255, 0.8); text-decoration: none; }
.mini-links a:hover { color: var(--text); text-decoration: underline; }

.section {
  padding: 3.5rem 0;
}

.section-alt {
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.section h2 {
  font-size: 1.5rem;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}

.section-head {
  display: flex;
  gap: 1rem;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.link-quiet {
  font-weight: 800;
  color: rgba(238, 242, 255, 0.78);
  text-decoration: none;
  border-bottom: 1px solid rgba(238, 242, 255, 0.18);
}

.link-quiet:hover { color: var(--text); text-decoration: none; }

.section-intro {
  color: var(--muted);
  margin: 0 0 1.5rem;
  max-width: 42rem;
}

.section-intro.tight-top {
  margin-top: 2rem;
  margin-bottom: 0;
}

.section-intro.tight-both {
  margin-top: 1.25rem;
  margin-bottom: 0;
}

.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.75rem;
}

.timeline li {
  padding: 1.25rem 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.timeline .time {
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: 600;
}

.timeline h3 {
  margin: 0.35rem 0 0.15rem;
  font-size: 1.15rem;
}

.org {
  margin: 0 0 0.5rem;
  color: var(--muted);
  font-size: 0.95rem;
}

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

.tags li {
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  background: var(--accent-soft);
  border: 1px solid var(--border);
  font-size: 0.9rem;
  color: var(--text);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.featured-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.project-card {
  padding: 1.25rem 1.25rem 1.15rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  box-shadow: var(--shadow);
}

.project-top {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.6rem;
}

.tag {
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(238, 242, 255, 0.85);
}

.tag-done { border-color: rgba(34, 211, 238, 0.45); background: rgba(34, 211, 238, 0.12); }

.tech-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.75rem 0 0.9rem;
}

.tech {
  padding: 0.3rem 0.55rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.03);
  font-size: 0.85rem;
  color: rgba(238, 242, 255, 0.82);
}

.project-actions {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.btn-mini {
  border: 1px solid rgba(96, 165, 250, 0.35);
  background: rgba(96, 165, 250, 0.14);
  color: var(--text);
  border-radius: 999px;
  padding: 0.45rem 0.75rem;
  font-weight: 900;
  font-size: 0.88rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

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

.btn-mini-ghost {
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.03);
}

.skill-groups {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.1rem;
  margin-top: 1rem;
}

.skill-group {
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius);
  padding: 1.1rem 1.1rem 0.95rem;
}

.skill-group h3 {
  margin: 0 0 0.85rem;
  font-size: 1.05rem;
}

.skill-item {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin: 0.55rem 0;
  color: rgba(238, 242, 255, 0.9);
  font-weight: 700;
}

.skill-meta {
  color: var(--muted);
  font-weight: 900;
  font-size: 0.9rem;
}

.complementary {
  margin-top: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  padding: 1.1rem 1.1rem 0.85rem;
  background: rgba(255, 255, 255, 0.02);
}

.complementary h3 {
  margin: 0 0 0.75rem;
  font-size: 1.05rem;
}

.modal::backdrop {
  background: rgba(0, 0, 0, 0.7);
}

.modal {
  border: 0;
  padding: 0;
  max-width: 720px;
  width: calc(100% - 2rem);
  border-radius: var(--radius);
}

.modal-card {
  margin: 0;
  padding: 1.25rem 1.25rem 1.1rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(10, 14, 24, 0.98);
  box-shadow: var(--shadow);
  color: var(--text);
  position: relative;
}

.modal-close {
  position: absolute;
  right: 0.75rem;
  top: 0.6rem;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font-size: 1.25rem;
  cursor: pointer;
}

.modal-close:hover { background: rgba(255, 255, 255, 0.06); }

.modal-kicker {
  margin: 0 0 0.35rem;
  color: var(--muted);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
}

.modal-title { margin: 0 0 0.5rem; font-size: 1.4rem; }
.modal-desc { margin: 0 0 1rem; color: rgba(238, 242, 255, 0.82); }
.modal-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; margin: 0; }

.stack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.stack-card {
  padding: 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
}

.stack-card h3 {
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
}

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

.stack-list li {
  margin: 0.35rem 0;
}

.stack-list strong {
  color: var(--text);
  font-weight: 700;
}

.card {
  padding: 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
}

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.card p {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.card-link {
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
}

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

.hint {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 0.35rem;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer .inner {
  text-align: center;
}

code {
  font-size: 0.9em;
  background: var(--surface);
  padding: 0.1em 0.35em;
  border-radius: 4px;
}

.card-lang {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.4rem;
}

.cert-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}

.cert-list li {
  margin: 0;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  border-left: 3px solid var(--accent);
  font-size: 0.95rem;
}

.cert-issuer {
  color: var(--muted);
  font-weight: 400;
}