:root{
  --bg:#f8fbff;
  --surface:#ffffff;
  --surface-soft:#eef8ff;
  --text:#182033;
  --muted:#5f6f85;
  --line:rgba(37,99,235,.14);
  --brand:#0f766e;
  --brand-2:#2563eb;
  --accent:#f59e0b;
  --accent-2:#e11d48;
  --good:#16a34a;
  --ink:#111827;
  --shadow:0 18px 38px rgba(17,24,39,.1);
  --shadow-soft:0 8px 20px rgba(17,24,39,.07);
  --radius:8px;
  --max:1160px;
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--text);background:linear-gradient(180deg,#f7fbff 0%,#fffaf2 44%,#f8fbff 100%);line-height:1.6}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--accent-2)}
.container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
.site-header{padding:14px 0;background:rgba(255,255,255,.9);backdrop-filter:blur(12px);position:sticky;top:0;z-index:30;border-bottom:1px solid rgba(37,99,235,.1)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{font-size:1.2rem;font-weight:800;color:var(--text)}
.brand span{color:var(--accent-2)}
.nav-links{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.nav-links a{font-weight:700;color:var(--muted);font-size:.94rem}
.nav-links a:hover{color:var(--brand-2)}
.hero{padding:58px 0 34px;background:linear-gradient(135deg,#ecfeff 0%,#eff6ff 48%,#fff7ed 100%);border-bottom:1px solid rgba(245,158,11,.16)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(340px,500px);gap:28px;align-items:center}
.eyebrow{display:inline-flex;padding:8px 12px;border-radius:999px;background:#fff;color:#be123c;font-weight:800;font-size:.9rem;border:1px solid rgba(225,29,72,.18);box-shadow:var(--shadow-soft)}
h1{font-size:clamp(2.25rem,5vw,4rem);line-height:1.03;margin:16px 0 14px}
.lead{font-size:1.08rem;color:var(--muted);max-width:64ch;margin:0 0 18px}
.tool-card,.content-card,.result-card,.page-card,.link-card,.mini-stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.tool-card{padding:28px;background:linear-gradient(135deg,#ffffff 0%,#eef8ff 54%,#fff7ed 100%);border-color:rgba(245,158,11,.25)}
.tool-form{display:grid;gap:16px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
label{display:flex;flex-direction:column;gap:8px;font-weight:800;font-size:.94rem}
input,select{width:100%;padding:14px 15px;border:1px solid rgba(37,99,235,.18);border-radius:8px;background:#fff;font:inherit;color:var(--text)}
input:focus,select:focus{outline:none;border-color:var(--brand-2);box-shadow:0 0 0 4px rgba(37,99,235,.13)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:13px 18px;border:1px solid transparent;border-radius:8px;background:linear-gradient(90deg,var(--brand),var(--brand-2));color:#fff;font-weight:800;font:inherit;cursor:pointer;box-shadow:0 10px 22px rgba(37,99,235,.2)}
.btn:hover{color:#fff;transform:translateY(-1px)}
.section{padding:28px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:16px}
.section-kicker{text-transform:uppercase;color:var(--accent-2);font-weight:800;font-size:.78rem}
.tool-grid,.link-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.link-card{display:flex;flex-direction:column;gap:8px;padding:22px;min-height:130px;box-shadow:var(--shadow-soft);position:relative}
.link-card::before{content:"";display:block;height:5px;background:var(--brand);position:absolute;left:0;right:0;top:0}
.link-card:nth-child(2n)::before{background:var(--brand-2)}
.link-card:nth-child(3n)::before{background:var(--accent)}
.link-card:nth-child(4n)::before{background:var(--accent-2)}
.link-card:nth-child(5n)::before{background:var(--good)}
.link-card:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(17,24,39,.12)}
.hero-link-grid{grid-template-columns:1fr;margin-top:16px}
.link-card strong{color:var(--text);font-size:1.05rem}
.link-card span,.small,.muted{color:var(--muted)}
.result-card{padding:24px;margin-top:18px;background:linear-gradient(135deg,#ffffff 0%,#f0fdf4 52%,#eff6ff 100%);border-color:rgba(22,163,74,.2)}
.result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.mini-stat{padding:18px;box-shadow:var(--shadow-soft);border-color:rgba(37,99,235,.12)}
.mini-stat:nth-child(1){background:#eff6ff}
.mini-stat:nth-child(2){background:#ecfdf5}
.mini-stat:nth-child(3){background:#fff7ed}
.mini-stat span{display:block;color:var(--muted);font-size:.84rem;margin-bottom:6px}
.mini-stat strong{font-size:1.35rem;line-height:1.1;color:var(--ink)}
.page-wrap{padding:34px 0}
.page-card{padding:30px;max-width:900px;border-top:6px solid var(--brand-2)}
.content-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.content-card{padding:24px;box-shadow:var(--shadow-soft);background:linear-gradient(180deg,#fff 0%,#f8fbff 100%)}
.helper{font-size:.92rem;color:var(--muted);margin:0}
.related-tools .link-grid{grid-template-columns:1fr 1fr}
.faq-card details{border-top:1px solid var(--line);padding:14px 0}
.faq-card details:first-of-type{border-top:0}
.faq-card summary{cursor:pointer;font-weight:800;color:var(--text)}
.faq-card summary::marker{color:var(--accent-2)}
.faq-card p{color:var(--muted);margin:10px 0 0}
.site-footer{padding:38px 0}
.footer-grid{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding:24px;border-radius:8px;background:linear-gradient(135deg,#111827 0%,#134e4a 55%,#1e3a8a 100%);border:1px solid rgba(255,255,255,.12);box-shadow:var(--shadow-soft);color:#fff}
.footer-brand{font-weight:800;margin-bottom:6px}
.footer-links{display:flex;gap:12px;flex-wrap:wrap}
.footer-grid .small,.footer-grid a{color:rgba(255,255,255,.78)}
.footer-grid a:hover{color:#fff}
.visitor-count{margin:.35rem 0 0}
.visitor-count strong{color:#fff}
@media (max-width:900px){
  .hero-grid,.content-grid{grid-template-columns:1fr}
  .tool-grid,.link-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .container{width:min(var(--max),calc(100% - 24px))}
  .site-header{position:relative}
  .nav{align-items:flex-start;flex-direction:column}
  .nav-links{display:grid;grid-template-columns:1fr 1fr;width:100%;gap:10px}
  .nav-links a{padding:10px;background:#eef6ff;border-radius:8px}
  .grid-2,.grid-3,.result-grid,.tool-grid,.link-grid,.related-tools .link-grid{grid-template-columns:1fr}
  .footer-grid{flex-direction:column}
}