:root {
  --bg: #0a0c10;
  --bg-elev: #11141b;
  --bg-card: #141821;
  --border: #232936;
  --border-soft: #1b212c;
  --text: #e6e9ef;
  --text-dim: #9aa4b2;
  --text-faint: #6b7585;
  --accent: #36e6a0;
  --accent-soft: rgba(54, 230, 160, 0.12);
  --accent-2: #5b9dff;
  --gold: #f5c451;
  --radius: 14px;
  --maxw: 980px;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ---------- Background decoration ---------- */
.bg-grid {
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
}
.bg-glow {
  position: fixed;
  top: -300px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 600px;
  z-index: -1;
  background: radial-gradient(circle, var(--accent-soft) 0%, transparent 65%);
  filter: blur(20px);
  pointer-events: none;
}

/* ---------- Layout primitives ---------- */
main { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.section { padding: 70px 0; border-top: 1px solid var(--border-soft); }
.section-head { margin-bottom: 32px; }
.section-head h2 {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.section-head p { color: var(--text-dim); margin-top: 8px; }
.hash { color: var(--accent); font-family: var(--mono); }

/* ---------- Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 16px 24px;
  backdrop-filter: blur(12px);
  background: rgba(10, 12, 16, 0.6);
  border-bottom: 1px solid var(--border-soft);
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
}
.brand-mark {
  font-family: var(--mono);
  color: var(--accent);
  background: var(--accent-soft);
  padding: 3px 8px;
  border-radius: 7px;
  font-size: 0.95rem;
}
.brand-name { font-family: var(--mono); letter-spacing: -0.01em; }
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.18s;
}
.nav-links a:hover { color: var(--text); }
.nav-cta {
  color: var(--accent) !important;
  border: 1px solid var(--border);
  padding: 7px 16px;
  border-radius: 9px;
  transition: all 0.18s;
}
.nav-cta:hover { background: var(--accent-soft); border-color: var(--accent); }

/* ---------- Hero ---------- */
.hero { padding: 90px 0 60px; }
.eyebrow {
  font-family: var(--mono);
  color: var(--accent);
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  margin-bottom: 22px;
}
.hero h1 {
  font-size: clamp(2.1rem, 5.5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}
.accent { color: var(--accent); }
.lede {
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  color: var(--text-dim);
  max-width: 640px;
}
.lede strong { color: var(--text); font-weight: 600; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 12px 22px;
  border-radius: 11px;
  font-weight: 600;
  font-size: 0.98rem;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s, background 0.2s, border-color 0.2s;
  border: 1px solid transparent;
}
.btn .icon { width: 18px; height: 18px; }
.btn-primary {
  background: var(--accent);
  color: #04130d;
  box-shadow: 0 8px 30px -8px rgba(54, 230, 160, 0.55);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 38px -8px rgba(54, 230, 160, 0.7); }
.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }

/* ---------- Stats ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  max-width: var(--maxw);
  margin: 10px auto 0;
  padding: 0 24px;
}
.stat {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
}
.stat-num {
  display: block;
  font-family: var(--mono);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}
.stat-label { display: block; margin-top: 10px; color: var(--text-dim); font-size: 0.92rem; }

/* ---------- Contests table ---------- */
.table-wrap {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-card);
}
.contests { width: 100%; border-collapse: collapse; font-size: 0.96rem; }
.contests thead th {
  text-align: left;
  font-family: var(--mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-faint);
  padding: 16px 20px;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--border);
}
.contests tbody td { padding: 15px 20px; border-bottom: 1px solid var(--border-soft); }
.contests tbody tr:last-child td { border-bottom: none; }
.contests tbody tr { transition: background 0.15s; }
.contests tbody tr:hover { background: rgba(255, 255, 255, 0.02); }
.contests tbody td:first-child { font-weight: 600; }

.lang {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--accent-2);
  background: rgba(91, 157, 255, 0.1);
  border: 1px solid rgba(91, 157, 255, 0.2);
  padding: 3px 9px;
  border-radius: 7px;
  white-space: nowrap;
}
.rank {
  font-family: var(--mono);
  font-weight: 700;
  color: var(--text);
}
.rank-top { color: var(--gold); }
.contests a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.15s;
}
.contests a:hover { color: var(--accent); }

/* ---------- About ---------- */
.about-body { max-width: 680px; }
.about-body p { color: var(--text-dim); margin-bottom: 16px; }
.about-body strong { color: var(--text); }
.about-body a, .lede a { color: var(--accent); text-decoration: none; border-bottom: 1px solid transparent; }
.about-body a:hover { border-bottom-color: var(--accent); }

/* ---------- Contact ---------- */
.contact { border-top: 1px solid var(--border-soft); }
.contact-card {
  background:
    radial-gradient(circle at 0% 0%, var(--accent-soft) 0%, transparent 50%),
    var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 48px;
  text-align: center;
}
.contact-card h2 { font-size: 2rem; font-weight: 800; letter-spacing: -0.02em; }
.contact-card p { color: var(--text-dim); max-width: 540px; margin: 14px auto 0; }
.contact-card strong { color: var(--text); }
.contact-actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; margin-top: 30px; }

/* Remove the divider line directly under the stats row */
.stats + .section { border-top: none; }

/* ---------- Bug bounties ---------- */
.bounty-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.bounty-card {
  margin: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-card);
  transition: transform 0.15s, border-color 0.2s, box-shadow 0.2s;
}
.bounty-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
  box-shadow: 0 14px 38px -18px rgba(54, 230, 160, 0.5);
}
.bounty-card img { display: block; width: 100%; height: auto; }
.bounty-note { margin-top: 18px; font-size: 0.92rem; }
.bounty-note a { color: var(--accent); text-decoration: none; }
.bounty-note a:hover { text-decoration: underline; }

/* ---------- Projects ---------- */
.project-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.project-card {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  text-decoration: none;
  transition: transform 0.15s, border-color 0.2s, box-shadow 0.2s;
}
.project-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
  box-shadow: 0 14px 38px -18px rgba(54, 230, 160, 0.5);
}
.project-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
}
.project-icon svg { width: 24px; height: 24px; }
.project-body h3 { font-size: 1.1rem; color: var(--text); margin-bottom: 6px; }
.project-body p { color: var(--text-dim); font-size: 0.95rem; margin-bottom: 10px; }
.project-link { font-family: var(--mono); font-size: 0.85rem; color: var(--accent); }

@media (max-width: 720px) {
  .bounty-grid { grid-template-columns: 1fr; }
  .project-grid { grid-template-columns: 1fr; }
  .project-card { flex-direction: column; gap: 14px; }
}

/* ---------- Footer ---------- */
.footer {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 40px 24px 60px;
  border-top: 1px solid var(--border-soft);
  text-align: center;
  color: var(--text-faint);
  font-size: 0.9rem;
}
.footer-meta { margin-top: 8px; }
.footer a { color: var(--text-dim); text-decoration: none; }
.footer a:hover { color: var(--accent); }

/* ---------- Responsive ---------- */
@media (max-width: 720px) {
  .nav-links { gap: 16px; }
  .nav-links a:not(.nav-cta) { display: none; }
  .stats { grid-template-columns: 1fr; }
  .contact-card { padding: 32px 22px; }

  /* Card-style table on mobile */
  .table-wrap { border: none; background: transparent; }
  .contests, .contests tbody, .contests tr, .contests td { display: block; width: 100%; }
  .contests thead { display: none; }
  .contests tbody tr {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 14px;
    padding: 6px 4px;
  }
  .contests tbody td { border: none; padding: 9px 18px; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
  .contests tbody td::before {
    content: attr(data-label);
    font-family: var(--mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-faint);
  }
  .contests tbody td:first-child {
    font-size: 1.05rem;
    border-bottom: 1px solid var(--border-soft);
    padding-bottom: 12px;
    margin-bottom: 4px;
  }
}

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

/* ---------- Legal pages (Impressum / Datenschutz) ---------- */
.legal { max-width: 760px; padding-top: 48px; padding-bottom: 24px; }
.back-link {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.9rem;
  color: var(--text-dim);
  text-decoration: none;
  margin-bottom: 24px;
}
.back-link:hover { color: var(--accent); }
.lang-jump {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--text-faint);
  margin-bottom: 36px;
}
.lang-jump a { color: var(--text-dim); text-decoration: none; }
.lang-jump a:hover { color: var(--accent); }
.legal-doc h1 { font-size: 1.9rem; letter-spacing: -0.02em; margin-bottom: 22px; scroll-margin-top: 90px; }
.legal-doc h2 { font-size: 1.35rem; margin: 44px 0 12px; color: var(--text); letter-spacing: -0.01em; scroll-margin-top: 90px; }
.legal-doc h3 { font-size: 1.08rem; margin: 28px 0 8px; color: var(--text); }
.legal-doc h4 { font-size: 0.98rem; margin: 18px 0 4px; color: var(--accent); font-weight: 600; }
.legal-doc p { color: var(--text-dim); margin-bottom: 10px; }
.legal-doc ul { color: var(--text-dim); margin: 0 0 10px 1.1rem; }
.legal-doc li { margin-bottom: 8px; }
.legal-doc .upper { font-size: 0.9rem; line-height: 1.7; }
.legal-doc a { color: var(--accent); text-decoration: none; word-break: break-word; }
.legal-doc a:hover { text-decoration: underline; }
.legal-doc .note {
  font-size: 0.9rem;
  font-style: italic;
  color: var(--text-faint);
  margin-bottom: 18px;
}
.legal-doc .source { font-size: 0.85rem; color: var(--text-faint); margin-top: 24px; }
.legal-sep { border: none; border-top: 1px solid var(--border); margin: 52px 0; }