:root{
  --bg:#f7f8fb; --card:#ffffff; --text:#172033; --muted:#667085; --line:#e7eaf0;
  --brand:#2356d8; --brand2:#5d7df2; --success:#0a7a52; --warn:#a86600; --danger:#b42318;
  --shadow:0 16px 45px rgba(20,36,76,.08); --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(--text);line-height:1.55}
a{color:inherit;text-decoration:none}.wrap{max-width:1120px;margin:auto;padding:0 22px}.nav{height:74px;display:flex;align-items:center;justify-content:space-between;position:relative}.brand{font-weight:850;letter-spacing:-.04em;font-size:1.3rem}.brand span{color:var(--brand)}.navlinks{display:flex;gap:22px;color:var(--muted);font-size:.95rem}.navlinks a:hover{color:var(--text)}
.nav-mobile{display:none;position:relative}
.nav-mobile summary{list-style:none;cursor:pointer;font-weight:750;color:var(--muted);font-size:.95rem;padding:8px 14px;border:1px solid var(--line);border-radius:13px;background:#fff}
.nav-mobile summary::-webkit-details-marker{display:none}
.nav-mobile summary:hover{color:var(--text)}
.nav-panel{position:absolute;right:0;top:calc(100% + 8px);min-width:250px;background:var(--card);border:1px solid var(--line);border-radius:13px;padding:8px;z-index:40}
.nav-panel a{display:block;padding:10px 12px;border-radius:10px;color:var(--muted);font-size:.95rem;font-weight:650}
.nav-panel a:hover{color:var(--text);background:#f4f6fb}
.hero{padding:76px 0 58px;text-align:center}.eyebrow{display:inline-flex;gap:8px;align-items:center;background:#edf2ff;color:#2949a8;padding:7px 12px;border-radius:999px;font-weight:700;font-size:.83rem}.hero h1{font-size:clamp(2.7rem,7vw,5.6rem);line-height:.96;letter-spacing:-.065em;margin:22px auto 20px;max-width:900px}.hero p{font-size:1.15rem;color:var(--muted);max-width:680px;margin:0 auto}.hero-actions{margin-top:30px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:13px;padding:12px 17px;font-weight:750;cursor:pointer;font-size:.95rem}.btn-primary{background:var(--text);color:#fff}.btn-primary:hover{opacity:.9}.btn-soft{background:#fff;border:1px solid var(--line)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.tool-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);transition:.18s transform}.tool-card:hover{transform:translateY(-3px)}.icon{width:48px;height:48px;border-radius:15px;background:#eef2ff;display:grid;place-items:center;font-size:1.4rem}.tool-card h2{font-size:1.24rem;margin:20px 0 8px}.tool-card p{color:var(--muted);margin:0 0 20px}.arrow{font-weight:800;color:var(--brand)}
.section{padding:38px 0 78px}.section h2.section-title{text-align:center;font-size:2rem;letter-spacing:-.04em}.mini-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}.mini{padding:18px}.mini b{display:block;margin-bottom:6px}.mini span{color:var(--muted);font-size:.92rem}
.tool-hero{padding:44px 0 24px}.tool-hero h1{font-size:clamp(2.2rem,5vw,3.7rem);letter-spacing:-.055em;margin:10px 0}.tool-hero p{color:var(--muted);max-width:700px}.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px}.tool-layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(300px,.9fr);gap:20px;padding-bottom:70px}.field{margin-bottom:18px}.field label{display:block;font-weight:750;margin-bottom:7px;font-size:.92rem}.field small{display:block;margin-top:6px;color:var(--muted);font-weight:500} input,select{width:100%;padding:12px 13px;border:1px solid #d8dde7;border-radius:11px;background:#fff;font:inherit;color:var(--text);outline:none}input:focus,select:focus{border-color:#9cafef;box-shadow:0 0 0 3px #edf1ff}.row{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.check{display:flex;align-items:center;gap:9px;border:1px solid var(--line);padding:11px;border-radius:11px;font-size:.91rem}.check input{width:auto}.result{background:#f8faff;border:1px solid #dfe6ff;border-radius:18px;padding:24px;scroll-margin-top:16px}.result h2{margin-top:0;letter-spacing:-.03em}.big-number{font-size:2.4rem;font-weight:850;letter-spacing:-.05em;margin:8px 0}.muted{color:var(--muted)}.status{font-weight:800;padding:9px 12px;border-radius:10px;display:inline-block}.status.ok{background:#e9f8f1;color:var(--success)}.status.warn{background:#fff6e6;color:var(--warn)}.status.bad{background:#fff0ef;color:var(--danger)}.breakdown{margin-top:16px}.breakdown-row{display:flex;justify-content:space-between;gap:18px;padding:10px 0;border-bottom:1px solid var(--line)}.provider{display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px solid var(--line);border-radius:14px;padding:14px;margin-top:10px}.provider p{margin:2px 0;color:var(--muted);font-size:.86rem}.sourcebox{font-size:.83rem;color:var(--muted);margin-top:14px}.sourcebox a{text-decoration:underline}.callout{background:#fff8e7;border:1px solid #f2dfac;border-radius:15px;padding:15px;color:#76541a;font-size:.9rem;margin-top:16px}.footer{border-top:1px solid var(--line);padding:28px 0 40px;color:var(--muted);font-size:.9rem}.footer-inner{display:flex;justify-content:space-between;gap:25px;flex-wrap:wrap}.footer-links{display:flex;gap:18px;flex-wrap:wrap}.legal{max-width:800px;padding:50px 0 80px}.legal h1{font-size:2.5rem;letter-spacing:-.045em}.legal h2{margin-top:30px}.legal p,.legal li{color:#475467}
@media(max-width:820px){.grid,.mini-grid{grid-template-columns:1fr}.tool-layout{grid-template-columns:1fr}.navlinks{display:none}.nav-mobile{display:block}.hero{padding-top:48px}.hero h1{font-size:3.2rem}.row,.check-grid{grid-template-columns:1fr}}