*{box-sizing:border-box}
:root{
  color-scheme:dark;
  --bg:#0b1020;
  --panel:#151c31;
  --panel-soft:#10172a;
  --text:#f4f7ff;
  --muted:#aeb8cf;
  --accent:#f5c451;
  --accent-dark:#d9a52e;
  --border:#2a3552;
  --shadow:0 18px 50px rgba(0,0,0,.28)
}
html{min-height:100%;scroll-behavior:smooth}
body{
  min-height:100vh;
  margin:0;
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:radial-gradient(circle at top,rgba(58,78,140,.25),transparent 38%),var(--bg);
  color:var(--text);
  line-height:1.65
}
a{color:var(--accent)}
a:hover{color:#ffe29a}
.container{width:min(920px,calc(100% - 32px));margin-inline:auto}
.site-header{
  position:sticky;
  top:0;
  z-index:20;
  border-bottom:1px solid var(--border);
  background:rgba(11,16,32,.9);
  backdrop-filter:blur(12px)
}
.header-inner{
  min-height:68px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px
}
.brand{
  flex:none;
  color:var(--text);
  text-decoration:none;
  font-size:1.2rem;
  font-weight:800
}
.site-nav{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  flex-wrap:wrap;
  gap:6px
}
.site-nav a{
  display:inline-flex;
  align-items:center;
  min-height:38px;
  padding:0 11px;
  border-radius:10px;
  color:var(--muted);
  text-decoration:none;
  font-size:.9rem;
  font-weight:700
}
.site-nav a:hover,.site-nav a[aria-current="page"]{
  background:rgba(245,196,81,.12);
  color:var(--accent)
}
.hero{padding:64px 0 28px;text-align:center}
.eyebrow{
  margin:0 0 8px;
  color:var(--accent);
  font-size:.82rem;
  font-weight:800;
  letter-spacing:.14em
}
h1,h2,h3,p{margin-top:0}
h1{
  margin-bottom:14px;
  font-size:clamp(2rem,8vw,3.9rem);
  line-height:1.05
}
h2{margin-bottom:10px;font-size:1.35rem}
h3{margin-bottom:8px;font-size:1.08rem}
.intro{
  max-width:650px;
  margin-inline:auto;
  color:var(--muted);
  font-size:1.05rem
}
.tool-card,.info-card,.content-card{
  border:1px solid var(--border);
  border-radius:22px;
  background:linear-gradient(180deg,rgba(21,28,49,.98),rgba(16,23,42,.98));
  box-shadow:var(--shadow)
}
.tool-card{padding:clamp(22px,5vw,38px)}
.mode-switch{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:8px;
  margin-bottom:26px;
  padding:6px;
  border:1px solid var(--border);
  border-radius:16px;
  background:#0b1122
}
.mode-button{
  min-height:46px;
  border:0;
  border-radius:11px;
  padding:0 14px;
  background:transparent;
  color:var(--muted);
  font:inherit;
  font-weight:800;
  cursor:pointer
}
.mode-button:hover,.mode-button.active{background:var(--accent);color:#17130a}
.tool-heading{margin-bottom:20px}
.dictionary-info{margin-bottom:0;color:var(--muted);font-size:.9rem}
.dictionary-info strong{color:var(--accent)}
.info-card{margin:22px 0 52px;padding:24px;color:var(--muted)}
.info-card strong{color:var(--text)}
.small-note{margin-bottom:0;font-size:.9rem}
label{display:block;margin-bottom:8px;font-weight:700}
input{
  width:100%;
  min-height:58px;
  border:1px solid var(--border);
  border-radius:14px;
  padding:0 16px;
  background:#0b1122;
  color:var(--text);
  font:inherit;
  font-size:1.15rem;
  text-transform:uppercase;
  outline:none
}
input:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(245,196,81,.12)}
.help{margin:8px 0 18px;color:var(--muted);font-size:.9rem}
.actions{display:grid;grid-template-columns:1fr auto;gap:10px}
button{
  min-height:52px;
  border:0;
  border-radius:13px;
  padding:0 20px;
  background:var(--accent);
  color:#17130a;
  font:inherit;
  font-weight:800;
  cursor:pointer
}
button:hover{background:var(--accent-dark)}
button.secondary{border:1px solid var(--border);background:transparent;color:var(--text)}
.status{min-height:28px;margin-top:22px;color:var(--muted)}
.filters{display:none;flex-wrap:wrap;gap:8px;margin:10px 0 18px}
.filters.visible{display:flex}
.filter-button{
  min-height:38px;
  border:1px solid var(--border);
  border-radius:999px;
  padding:0 14px;
  background:transparent;
  color:var(--muted);
  font-size:.88rem
}
.filter-button:hover,.filter-button.active{
  border-color:rgba(245,196,81,.7);
  background:rgba(245,196,81,.12);
  color:var(--accent)
}
.results{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(130px,1fr));
  gap:10px;
  margin:0;
  padding:0;
  list-style:none
}
.results li{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  border:1px solid var(--border);
  border-radius:12px;
  padding:10px 12px;
  background:rgba(255,255,255,.025);
  font-weight:700
}
.word-length{color:var(--muted);font-size:.76rem;font-weight:600}
.page-hero{padding:58px 0 24px}
.page-hero h1{font-size:clamp(2rem,7vw,3.2rem)}
.page-hero p{max-width:720px;color:var(--muted)}
.content-card{
  margin-bottom:52px;
  padding:clamp(22px,5vw,38px)
}
.content-card section+section{
  margin-top:28px;
  padding-top:28px;
  border-top:1px solid var(--border)
}
.content-card p,.content-card li{color:var(--muted)}
.content-card strong{color:var(--text)}
.content-card ul{padding-left:20px}
.notice{
  border-left:4px solid var(--accent);
  border-radius:8px;
  padding:14px 16px;
  background:rgba(245,196,81,.08);
  color:var(--muted)
}
.contact-box{
  display:grid;
  gap:12px;
  border:1px solid var(--border);
  border-radius:16px;
  padding:18px;
  background:#0b1122
}
.contact-label{margin:0;color:var(--muted);font-size:.88rem}
.contact-value{margin:0;color:var(--text);font-weight:800}
.site-footer{
  border-top:1px solid var(--border);
  padding:26px 0;
  color:var(--muted);
  font-size:.9rem
}
.footer-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:14px
}
.footer-links{display:flex;flex-wrap:wrap;gap:12px}
.footer-links a{color:var(--muted);text-decoration:none}
.footer-links a:hover{color:var(--accent)}
@media (max-width:720px){
  .header-inner{align-items:flex-start;flex-direction:column;padding:15px 0}
  .site-nav{justify-content:flex-start}
  .site-nav a{padding:0 9px}
}
@media (max-width:520px){
  .container{width:min(100% - 22px,920px)}
  .hero{padding-top:42px}
  .actions{grid-template-columns:1fr}
  .actions button{width:100%}
  .mode-switch{grid-template-columns:1fr}
  .results{grid-template-columns:repeat(2,minmax(0,1fr))}
  .site-nav{gap:2px}
  .site-nav a{font-size:.84rem}
}