:root{--azul:#0b4d88;--azul2:#0b7fd3;--escuro:#111827;--texto:#334155;--claro:#f4f8ff;--ouro:#ffd84d;--borda:#dbe7f3}*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:#f7fbff;color:var(--texto)}.container{width:100%;max-width:1180px;margin:0 auto;padding:28px 18px}.hero{min-height:430px;background:radial-gradient(circle at top left,#2aa8ff,#07345c 55%,#061627);display:flex;align-items:center;justify-content:center;text-align:center;color:#fff}.hero__overlay{max-width:980px;padding:42px 20px}.tag{display:inline-block;background:rgba(255,216,77,.16);border:1px solid rgba(255,216,77,.45);color:#ffe89a;padding:8px 14px;border-radius:999px;font-weight:700}.hero h1{font-size:48px;line-height:1.1;margin:18px 0 14px}.lead{font-size:21px;line-height:1.55;max-width:850px;margin:0 auto 24px}.btn{display:inline-block;background:var(--ouro);color:#111;text-decoration:none;border:0;border-radius:14px;padding:14px 22px;font-weight:900;cursor:pointer;box-shadow:0 8px 18px rgba(0,0,0,.16);transition:.2s}.btn:hover{transform:translateY(-2px)}.ghost{background:#e8f2ff;color:#0b4d88;box-shadow:none}.btn-full{width:100%;margin-top:12px}.intro{display:grid;grid-template-columns:2fr 1fr;gap:18px;align-items:stretch}.intro h2,.calculator h2,.method h2,.meanings h2,.cta h2{color:var(--escuro);margin-top:0}.notice,.card,.info-card,.cta{background:#fff;border:1px solid var(--borda);border-radius:20px;box-shadow:0 6px 18px rgba(15,23,42,.08)}.notice{padding:22px;line-height:1.6}.calculator{display:grid;grid-template-columns:380px 1fr;gap:18px}.card{padding:22px}label{display:block;font-weight:800;margin:14px 0 7px;color:#182235}input{width:100%;border:1px solid #cbd5e1;border-radius:12px;padding:13px;font-size:16px}.result-empty{padding:18px;background:#f8fafc;border-radius:14px}.resultado-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.numero-box{background:#f8fbff;border:1px solid #dcecff;border-radius:16px;padding:16px}.numero{font-size:38px;font-weight:900;color:var(--azul2);line-height:1}.numero-box h3{margin:8px 0;color:#111}.numero-box p{line-height:1.55;margin-bottom:0}.grid-info{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.info-card{padding:20px}.info-card h3{color:var(--azul);margin-top:0}.method{padding-top:8px}.table-wrap{overflow:auto;background:#fff;border-radius:18px;border:1px solid var(--borda)}table{width:100%;border-collapse:collapse}th,td{padding:13px;border-bottom:1px solid #e2e8f0;text-align:left}th{background:#0b4d88;color:#fff}.meanings-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.meaning{background:#fff;border:1px solid var(--borda);border-radius:18px;padding:18px}.meaning strong{display:block;font-size:28px;color:var(--azul2);margin-bottom:6px}.cta{text-align:center;margin-top:18px;margin-bottom:28px}footer{text-align:center;background:#061627;color:#cbd5e1;padding:22px}@media(max-width:900px){.intro,.calculator,.grid-info{grid-template-columns:1fr}.meanings-grid,.resultado-grid{grid-template-columns:repeat(2,1fr)}.hero h1{font-size:36px}}@media(max-width:560px){.meanings-grid,.resultado-grid{grid-template-columns:1fr}.hero h1{font-size:30px}.lead{font-size:17px}}