nav {
  position: sticky;
  top: 18px;
  z-index: 50;
  margin: 18px auto 0;
  max-width: 640px;
  padding: 0 12px;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(10, 16, 28, 0.55);
  border: 1px solid var(--panel-border);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-radius: 999px;
  padding: 14px 24px;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: -0.01em;
  font-size: 1.02rem;
}
.brand .mark {
  width: 22px; height: 22px;
  border-radius: 6px;
  background: linear-gradient(135deg, var(--blue-bright), var(--blue-glow));
  box-shadow: 0 0 18px rgba(47, 125, 255, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
}
.brand .mark svg { width: 14px; height: 14px; }
.nav-links { display: flex; gap: 26px; }
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.2s ease;
}
.nav-links a:hover { color: var(--text); }

.hero {
  text-align: center;
  padding: 120px 0 90px;
  position: relative;
}
.logo-badge {
  width: 120px; height: 120px;
  margin: 0 auto 38px;
  border-radius: 26px;
  background: linear-gradient(135deg, var(--blue-bright) 0%, var(--blue-glow) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  transform: rotate(-8deg);
  box-shadow:
    0 0 60px rgba(47, 125, 255, 0.55),
    0 0 120px rgba(47, 125, 255, 0.25);
  animation: float 6s ease-in-out infinite;
  position: relative;
}
.logo-badge svg { width: 58px; height: 58px; transform: rotate(8deg); }
@keyframes float {
  0%, 100% { transform: rotate(-8deg) translateY(0); }
  50% { transform: rotate(-8deg) translateY(-12px); }
}
.hero p.sub {
  color: #9fb0cc;
  font-size: 1.18rem;
  max-width: 560px;
  margin: 0 auto 48px;
}

.converter-label {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 14px;
  letter-spacing: 0.01em;
}
.converter {
  display: flex;
  max-width: 600px;
  margin: 0 auto;
  border: 1px solid var(--panel-border);
  border-radius: 14px;
  overflow: hidden;
  background: rgba(8, 14, 26, 0.6);
  backdrop-filter: blur(10px);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.converter:focus-within {
  border-color: rgba(79, 157, 255, 0.5);
  box-shadow: 0 0 0 4px rgba(47, 125, 255, 0.12), 0 0 30px rgba(47, 125, 255, 0.18);
}
.converter input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.92rem;
  padding: 18px 20px;
}
.converter input::placeholder { color: #5b6a82; }
.converter .output {
  flex: 1;
  border-left: 1px solid var(--panel-border);
  padding: 18px 20px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.88rem;
  color: var(--accent);
  display: flex;
  align-items: center;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  cursor: pointer;
  transition: background 0.2s ease;
}
.converter .output.empty { color: #5b6a82; cursor: default; }
.converter .output:not(.empty):hover { background: rgba(47, 125, 255, 0.08); }

.stats {
  display: flex;
  justify-content: center;
  gap: clamp(40px, 8vw, 110px);
  flex-wrap: wrap;
  padding: 30px 0 80px;
  text-align: center;
}
.stat .num {
  font-size: clamp(2rem, 4.5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(180deg, #fff, #cfe0ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat .label { color: var(--muted); font-size: 0.92rem; margin-top: 6px; }

.section-title {
  text-align: center;
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 34px;
  letter-spacing: 0.02em;
}
.breakdown {
  max-width: 980px;
  margin: 0 auto 130px;
}
.bar-row {
  display: grid;
  grid-template-columns: 110px 1fr 150px;
  align-items: center;
  gap: 18px;
  margin-bottom: 14px;
}
.bar-row .api-name {
  text-align: right;
  color: #9fb0cc;
  font-size: 0.9rem;
  font-weight: 500;
}
.bar-track {
  height: 24px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 7px;
  overflow: hidden;
  position: relative;
}
.bar-fill {
  height: 100%;
  border-radius: 7px;
  width: 0;
  transition: width 1.2s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 0 18px rgba(47, 125, 255, 0.4);
}
.bar-row .api-count {
  color: #9fb0cc;
  font-size: 0.88rem;
  font-family: "JetBrains Mono", monospace;
}

.features-section { padding: 0 0 130px; text-align: center; }
.features-section .lead {
  color: #9fb0cc;
  max-width: 560px;
  margin: 0 auto 60px;
  font-size: 1.05rem;
}
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  text-align: left;
}
.card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 30px;
  transition: transform 0.3s ease, border-color 0.3s ease, background 0.3s ease;
  position: relative;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(400px 200px at 50% 0%, rgba(47, 125, 255, 0.08), transparent 70%);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.card:hover {
  transform: translateY(-5px);
  border-color: rgba(79, 157, 255, 0.35);
  background: rgba(255, 255, 255, 0.04);
}
.card:hover::before { opacity: 1; }
.card .icon {
  width: 46px; height: 46px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(47, 125, 255, 0.12);
  border: 1px solid rgba(79, 157, 255, 0.22);
  margin-bottom: 22px;
  color: var(--blue-bright);
}
.card .icon svg { width: 22px; height: 22px; }
.card h3 { font-size: 1.18rem; font-weight: 600; margin-bottom: 10px; }
.card p { color: #93a3bd; font-size: 0.96rem; }

.simple-section { padding: 0 0 130px; text-align: center; }
.simple-section .lead { color: #9fb0cc; margin-bottom: 50px; font-size: 1.05rem; }
.pill {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.9em;
  background: rgba(47, 125, 255, 0.12);
  border: 1px solid rgba(79, 157, 255, 0.25);
  border-radius: 6px;
  padding: 3px 9px;
  color: var(--accent);
}
.code-block {
  max-width: 760px;
  margin: 0 auto;
  background: rgba(7, 12, 22, 0.7);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  text-align: left;
  overflow: hidden;
  backdrop-filter: blur(10px);
}
.code-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 22px;
  border-bottom: 1px solid var(--panel-border);
  color: var(--muted);
  font-size: 0.85rem;
  font-family: "JetBrains Mono", monospace;
}
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 10px var(--blue); }
.code-body {
  padding: 24px 26px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.92rem;
  line-height: 2;
}
.code-body .comment { color: #5b6a82; }
.code-body .arrow { color: var(--blue-bright); }
.code-body .to { color: var(--accent); }
.code-body .live {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--panel-border);
  color: #c2d4f5;
  word-break: break-all;
}
.code-body .live .to { color: var(--blue-bright); }

footer {
  border-top: 1px solid var(--panel-border);
  padding: 34px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--muted);
  font-size: 0.9rem;
}
.footer-inner a { color: var(--accent); text-decoration: none; }
.footer-inner a:hover { text-decoration: underline; }
.socials { display: flex; gap: 16px; }
.socials a { color: var(--muted); transition: color 0.2s ease; display: flex; }
.socials a:hover { color: var(--text); }

@media (max-width: 720px) {
  .converter { flex-direction: column; }
  .converter .output { border-left: none; border-top: 1px solid var(--panel-border); }
  .cards { grid-template-columns: 1fr; }
  .bar-row { grid-template-columns: 80px 1fr 110px; gap: 10px; }
  .bar-row .api-name { font-size: 0.8rem; }
  .bar-row .api-count { font-size: 0.78rem; }
  .nav-links { gap: 18px; }
}