.usia-hero{background:linear-gradient(120deg,rgba(8,47,29,.94),rgba(21,94,58,.88)),radial-gradient(circle at 82% 18%,rgba(233,184,83,.24),transparent 27%);color:#fff;padding:72px 0 80px}.usia-hero .crumb{display:inline-block;margin-bottom:30px;font-size:.78rem;font-weight:700;color:#e9edd5}.usia-hero h1{font:700 clamp(2.8rem,6vw,5rem)/1 var(--serif);letter-spacing:-.045em;margin:0 0 17px}.usia-hero h1 em,.usia-card h2 em{color:var(--gold);font-style:italic}.usia-hero>div>p:last-child{max-width:520px;margin:0;color:#dce8d7;font-size:1.02rem}.usia-section{background:var(--cream);min-height:590px}.usia-layout{display:grid;grid-template-columns:minmax(285px,.72fr) minmax(0,1.28fr);gap:30px;align-items:stretch}.usia-card,.usia-result{background:#fff;border:1px solid #e6e5d9;box-shadow:0 12px 30px rgba(14,53,37,.06);padding:clamp(26px,4vw,38px)}.usia-card h2{font-size:2rem;margin-bottom:29px}.usia-card label{display:block;font-size:.8rem;font-weight:700;margin:0 0 7px}.usia-card input{width:100%;border:1px solid #d7ddd4;background:#fbfcfa;border-radius:4px;padding:12px 13px;color:var(--ink);font:inherit}.usia-card input:focus{outline:3px solid rgba(233,184,83,.25);border-color:#b48731}.usia-card button{border:0;cursor:pointer;width:100%;margin-top:23px}.usia-result{display:grid;place-items:center;text-align:center}.usia-empty>span{display:grid;place-items:center;width:52px;height:52px;margin:0 auto 17px;border-radius:50%;background:#edf3e7;color:var(--green);font-size:1.55rem}.usia-empty h2{font:700 1.65rem var(--serif);color:var(--deep);margin:0 0 6px}.usia-empty p{font-size:.86rem;color:var(--muted);margin:0}.usia-result #usia-details{width:min(100%,470px)}.usia-result h2{font:700 clamp(2.7rem,5vw,4.4rem)/1 var(--serif);letter-spacing:-.055em;color:var(--deep);margin:13px 0}.age-breakdown{font-size:1rem;color:#5e7064;margin:0}.age-total{margin-top:28px;padding:18px;border-top:1px solid #e4e9e0;border-bottom:1px solid #e4e9e0;display:flex;justify-content:space-between;align-items:center;text-align:left}.age-total span{font-size:.78rem;color:var(--muted)}.age-total strong{font:700 1.25rem var(--serif);color:var(--green)}@media(max-width:800px){.usia-layout{grid-template-columns:1fr;max-width:630px}.usia-result{min-height:310px}}@media(max-width:560px){.usia-hero{padding:54px 0 60px}.usia-section{padding-top:42px}.usia-card,.usia-result{padding:24px}}