/* Name Harmony — modern, fast, distinct design */
/* Color system */
:root{
  --bg: #FAFAFF;
  --surface: #FFFFFF;
  --text: #1A1333;
  --muted: #5B5676;
  --primary: #7C3AED;       /* purple accent per spec */
  --primary-600:#6D28D9;
  --ring: rgba(124,58,237,0.3);
  --shadow: 0 10px 24px rgba(10, 2, 40, 0.08);
  --radius: 18px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family: 'Poppins', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: linear-gradient(180deg, var(--bg) 0%, #F4F1FF 100%);
  color: var(--text);
  line-height:1.6;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none}
a:hover,a:focus{text-decoration:underline}
.container{width:min(1120px, 92%); margin-inline:auto}

/* Skip link */
.skip-link{
  position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden;
}
.skip-link:focus{left:1rem;top:1rem;width:auto;height:auto;background:#fff;padding:.6rem 1rem;border-radius:.5rem;box-shadow:var(--shadow);z-index:9999}

/* Header */
.site-header{
  position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.85);backdrop-filter:saturate(1.2) blur(8px);
  border-bottom:1px solid #EAE5FF;
}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:64px;gap:1rem}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:700;color:var(--text)}
.brand-text{letter-spacing:.2px}
.nav-toggle{
  display:inline-flex;flex-direction:column;gap:4px;background:transparent;border:0;padding:6px;border-radius:10px;cursor:pointer
}
.nav-toggle:focus{outline:3px solid var(--ring)}
.nav-toggle .bar{width:24px;height:2px;background:var(--text);border-radius:2px}
.site-nav{position:fixed;inset-inline:0;top:64px;background:#fff;box-shadow:var(--shadow);transform:translateY(-16px);opacity:0;pointer-events:none;transition:.25s;padding:.6rem 0}
.site-nav.open{transform:translateY(0);opacity:1;pointer-events:auto}
.site-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.site-nav li a{display:block;padding:.9rem 1.2rem}
.site-nav li a:focus{outline:3px solid var(--ring)}
.site-nav li.current a{font-weight:600;color:var(--primary)}
@media(min-width:840px){
  .nav-toggle{display:none}
  .site-nav{position:static;box-shadow:none;opacity:1;pointer-events:auto;transform:none;background:transparent;padding:0}
  .site-nav ul{flex-direction:row;gap:.4rem}
  .site-nav li a{padding:.6rem .9rem;border-radius:10px}
  .site-nav li a:hover{background:#F2ECFF;text-decoration:none}
}

/* Sections */
main{padding-block:28px 72px}
.hero{
  padding:28px 0 8px 0;
}
.hero h1{
  font-size:clamp(1.4rem, 2.5vw + .8rem, 2.2rem);
  line-height:1.2;
  margin:.2rem 0 .6rem 0;
}
.hero p{color:var(--muted);max-width:72ch}

.card{
  background:var(--surface);
  margin:16px 0;
  padding:clamp(16px, 3vw, 28px);
  border:1px solid #ECE7FF;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.narrow{max-width:760px}

/* Tool */
.tool h2{margin-top:0}
.field{display:flex;flex-direction:column;gap:.35rem;margin-bottom:12px}
.field input{
  border:1.5px solid #E6E0FF;border-radius:14px;background:#fff;padding:.9rem 1rem;font:inherit;color:var(--text);
}
.field input:focus{outline:3px solid var(--ring)}
.actions{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:6px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.75rem 1rem;border-radius:999px;border:1.5px solid transparent;
  font-weight:600;cursor:pointer;transition:.2s
}
.btn.primary{background:var(--primary);color:#fff}
.btn.primary:hover{background:var(--primary-600)}
.btn.ghost{background:transparent;border-color:#E6E0FF;color:var(--text)}
.btn.ghost:hover{border-color:#CFC5FF;background:#F7F4FF}

.result{
  display:grid;grid-template-columns:1fr;gap:16px;margin-top:18px;align-items:start
}
.score-wrap{
  display:flex;align-items:center;gap:14px
}
.score{
  display:grid;place-items:center;
  width:72px;height:72px;border-radius:20px;
  background: radial-gradient(120px 120px at 30% 30%, #EEE7FF, #fff);
  border:1px solid #E6E0FF;
  font-size:1.2rem;font-weight:700;color:var(--primary);
}
.score-label{font-weight:600}
.facts{display:grid;grid-template-columns:1fr;gap:10px;margin:0}
.facts dt{font-weight:600}
.facts dd{margin:0;color:var(--muted)}
@media(min-width:680px){
  .result{grid-template-columns:auto 1fr}
}

/* Lists */
.checklist{padding-left:1.2rem}
.checklist li{margin:.35rem 0}
.bullets{padding-left:1.2rem}
.examples-list{padding-left:1.2rem}
.muted{color:var(--muted)}

/* Footer */
.site-footer{border-top:1px solid #EAE5FF;background:#fff}
.footer-inner{display:flex;flex-direction:column;gap:8px;align-items:flex-start;justify-content:center;padding:18px 0}
@media(min-width:700px){
  .footer-inner{flex-direction:row;align-items:center;justify-content:space-between}
}

/* Back to top */
.back-to-top{
  position:fixed;right:16px;bottom:16px;width:44px;height:44px;border-radius:12px;border:0;
  background:var(--primary);color:#fff;font-size:20px;cursor:pointer;box-shadow:var(--shadow);
  opacity:0;transform:translateY(10px);transition:.2s;z-index:999
}
.back-to-top.show{opacity:1;transform:translateY(0)}
.back-to-top:focus{outline:3px solid var(--ring)}