:root{--bg:#f6f8ff;--surface:#fff;--surface2:#eef2ff;--ink:#111827;--muted:#667085;--line:#dfe5f2;--primary:#4f46e5;--primary2:#2563eb;--cyan:#06b6d4;--violet:#7c3aed;--shadow:0 18px 50px rgba(30,41,90,.10);--radius:22px} *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink);line-height:1.6}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.container{width:min(1160px,92%);margin:auto} .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.nav{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{font-size:1.45rem;font-weight:900;letter-spacing:-.04em}.brand span{color:var(--primary)}.navlinks{display:flex;align-items:center;gap:8px}.navlinks a,.theme{padding:10px 13px;border-radius:12px;color:#475467;font-weight:700}.navlinks a:hover,.theme:hover{background:var(--surface2);color:var(--primary)}.theme{border:0;background:transparent;cursor:pointer}.menu{display:none;border:0;background:transparent;font-size:1.5rem} .hero{padding:78px 0 64px;background:radial-gradient(circle at 85% 15%,rgba(6,182,212,.16),transparent 28%),radial-gradient(circle at 15% 20%,rgba(124,58,237,.13),transparent 32%)}.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}.eyebrow,.tag{display:inline-flex;padding:7px 11px;border-radius:999px;background:#e8edff;color:#4338ca;font-weight:800;font-size:.78rem}.hero h1{font-size:clamp(2.7rem,6vw,5.2rem);line-height:1.02;letter-spacing:-.065em;margin:16px 0}.hero h1 span{background:linear-gradient(90deg,var(--primary),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}.hero p{font-size:1.12rem;color:var(--muted);max-width:680px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:14px;padding:12px 18px;font-weight:850;cursor:pointer;transition:.2s}.btn-primary{color:#fff;background:linear-gradient(135deg,var(--primary),var(--primary2));box-shadow:0 10px 25px rgba(79,70,229,.25)}.btn-secondary{background:#fff;border:1px solid var(--line)}.btn:hover{transform:translateY(-2px)}.hero-card{background:linear-gradient(145deg,#10183d,#273a91);border-radius:30px;padding:28px;color:#fff;box-shadow:var(--shadow);position:relative;overflow:hidden}.hero-card:before{content:"";position:absolute;width:220px;height:220px;border-radius:50%;background:rgba(6,182,212,.28);right:-70px;top:-70px}.hero-card h3{margin:0 0 8px}.mini{padding:13px 14px;margin-top:10px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:14px} .section{padding:64px 0}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:26px}.section h2{font-size:2rem;letter-spacing:-.04em;margin:0}.muted{color:var(--muted)}.search{width:100%;padding:16px 18px;border:1px solid var(--line);border-radius:16px;background:#fff;outline:none}.search:focus,.field:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(79,70,229,.12)} .tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.tool-card{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:22px;box-shadow:0 8px 30px rgba(30,41,90,.05);transition:.22s}.tool-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#c7d2fe}.tool-card h3{margin:12px 0 7px;font-size:1.1rem}.tool-card p{color:var(--muted);margin:0 0 16px}.tag{background:#f0fdfa;color:#0f766e}.ad{min-height:100px;border:1px dashed #cbd5e1;border-radius:16px;display:grid;place-items:center;color:#94a3b8;font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;margin:10px 0 34px} .breadcrumb{padding-top:28px;color:var(--muted);font-size:.9rem}.tool-hero{padding:30px 0}.tool-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:26px}.tool-panel{background:#fff;border:1px solid var(--line);border-radius:24px;padding:24px;box-shadow:var(--shadow)}.fields{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.field-group{display:flex;flex-direction:column;gap:7px}.field-group label{font-weight:800}.field{width:100%;padding:12px 13px;border:1px solid var(--line);border-radius:13px;background:#fff}.result{margin-top:20px;padding:20px;border-radius:17px;background:#eef2ff;border:1px solid #c7d2fe;min-height:70px}.result strong{font-size:1.25rem}.tool-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.article{margin-top:24px}.article h2{margin-top:32px}.faq details{background:#fff;border:1px solid var(--line);border-radius:15px;padding:15px 18px;margin:10px 0}.faq summary{font-weight:800;cursor:pointer} footer{margin-top:60px;background:#0b1028;color:#dbe4ff;padding:55px 0}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:28px}.footer-title{font-weight:900;color:#fff;margin-bottom:10px}.footer-links{display:grid;gap:8px;color:#aab7da}.copyright{border-top:1px solid rgba(255,255,255,.1);margin-top:30px;padding-top:20px;color:#8995b8;font-size:.9rem} .skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;z-index:100;background:#fff;padding:10px;border-radius:8px}.focus-visible:focus-visible,button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(6,182,212,.55);outline-offset:2px} @media(max-width:900px){.hero-grid,.tool-layout{grid-template-columns:1fr}.tool-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.navlinks{display:none}.menu{display:block}.nav.open .navlinks{display:flex;position:absolute;left:4%;right:4%;top:68px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px;flex-direction:column;align-items:stretch;box-shadow:var(--shadow)}} @media(max-width:600px){.hero{padding:54px 0}.tool-grid,.fields,.footer-grid{grid-template-columns:1fr}.section{padding:46px 0}.hero h1{font-size:2.8rem}.tool-panel{padding:18px}} @media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}