:root{
  --bg:#f5f7fb;
  --card:#fff;
  --text:#161522;
  --muted:#697386;
  --accent:#6d45e8;
  --border:#e4e7ec
}
*{box-sizing:border-box}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:Inter,system-ui,-apple-system,Segoe UI,Arial,sans-serif
}
a{color:var(--accent);text-decoration:none}
.container{width:min(1100px,92%);margin:auto}
.nav{
  min-height:72px;display:flex;align-items:center;
  justify-content:space-between
}
.brand{font-weight:900;font-size:22px;color:var(--text)}
nav a{margin-left:22px;font-weight:700}
.hero{padding:70px 0}
.intro{text-align:center;max-width:760px;margin:0 auto 35px}
.kicker{font-size:12px;letter-spacing:2px;font-weight:900;color:var(--accent)}
h1{font-size:clamp(34px,5vw,58px);line-height:1.05;margin:12px 0 18px}
h2{margin-top:0}
p{color:var(--muted);line-height:1.7}
.card{
  background:var(--card);border:1px solid var(--border);
  border-radius:22px;padding:28px;margin-bottom:25px;
  box-shadow:0 20px 60px rgba(30,25,60,.08)
}
label{display:block;font-weight:800;margin:16px 0 8px}
input{
  width:100%;padding:14px;border:1px solid var(--border);
  border-radius:10px;font:inherit
}
.url-row{display:flex;gap:10px}
.url-row input{flex:1}
button,.button{
  display:inline-block;border:0;border-radius:10px;
  background:var(--accent);color:white;padding:13px 20px;
  font-weight:800;cursor:pointer
}
.primary-submit{margin-top:20px;width:100%}
.secondary{background:#eef0f5;color:#333}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.note{margin-top:28px}
.result{padding-top:100px}
.result-input{font-family:monospace;margin:10px 0}
.actions{display:flex;gap:10px;margin-top:15px}
.stats{display:flex;gap:18px;margin:40px 0}
.stat{
  background:white;border:1px solid var(--border);
  padding:22px 30px;border-radius:16px
}
.stat b{font-size:28px;display:block}
.stat span{color:var(--muted)}
.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse}
th,td{
  text-align:left;padding:13px;border-bottom:1px solid var(--border);
  vertical-align:top
}
.url-cell{max-width:360px;word-break:break-all}
code{background:#f0eefb;padding:4px 7px;border-radius:6px}
@media(max-width:650px){
  .grid{grid-template-columns:1fr}
  .url-row,.actions{flex-direction:column}
  .nav{padding:20px 0}
  .stats{flex-wrap:wrap}
}
.error{color:#b42318;background:#fef3f2;border:1px solid #fecdca;padding:12px;border-radius:10px}
form button{margin-top:18px}