:root{font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color:#163047;background:#f1f5f9;line-height:1.6;color-scheme:light}*{box-sizing:border-box}body{margin:0}header,main,footer{width:min(100% - 40px,960px);margin:auto}header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:28px 0}.brand{font-weight:800;color:#163047;text-decoration:none}.brand span{display:block;font-weight:500;font-size:.85rem;color:#526779}.badge{border:1px solid #b7d8d0;border-radius:24px;padding:5px 13px;color:#176451;background:#e9f7f1;font-size:.8rem}.intro{max-width:680px;margin:38px 0 28px}.eyebrow{font-size:.8rem;font-weight:800;letter-spacing:.12em;color:#176b62}h1{font-size:clamp(2rem,5vw,3rem);line-height:1.15;letter-spacing:-.03em;margin:12px 0 20px}.intro>p:last-child{color:#526779;font-size:1.1rem}.card{max-width:680px;padding:32px;background:#fff;border:1px solid #dbe4ed;border-radius:20px;box-shadow:0 12px 40px #16304708}h2{font-size:1.35rem;margin:0 0 12px}label{display:block;font-weight:650;margin:24px 0 8px}input{width:100%;padding:14px;border:1px solid #9cacba;border-radius:9px;font:inherit}input:focus-visible,button:focus-visible,a:focus-visible{outline:3px solid #408ac4;outline-offset:3px}.hint{font-size:.88rem;color:#526779}button{background:#176b62;color:white;border:0;border-radius:9px;padding:14px 20px;font:inherit;font-weight:650;cursor:pointer;width:100%;margin-top:10px}button:hover{background:#10564f}.error{color:#a32232}.result{background:#edf7f4;border-radius:12px;padding:22px;margin-top:28px}dl{display:grid;grid-template-columns:1fr 1fr;gap:10px}dt{font-weight:650}dd{margin:0}aside{max-width:680px;color:#526779;font-size:.9rem;margin:24px 0}footer{padding:24px 0 36px;font-size:.8rem;color:#526779}@media(max-width:480px){.card{padding:22px}.intro{margin-top:20px}dl{grid-template-columns:1fr;gap:4px}dd{margin-bottom:12px}}
/* Identidad RC CHECK PRO: colores tomados de la referencia local. */
:root{color:#111827;--rc-gradient:linear-gradient(135deg,#0ea5e9 0%,#2563eb 45%,#7c3aed 100%)}
body{min-height:100vh;background:radial-gradient(circle at 12% 12%,#2563eb0e,transparent 30%),radial-gradient(circle at 90% 24%,#7c3aed10,transparent 32%),linear-gradient(180deg,#fff,#f7f9fc 65%,#fff)}
header,main,footer{width:min(100% - 48px,1120px)}header{min-height:90px;border-bottom:1px solid #e8edf4}
.brand{display:inline-flex;align-items:center;gap:12px;color:#111827;font-weight:900;letter-spacing:.025em;line-height:1.2}
.brand .brand-mark{display:grid;place-items:center;flex-shrink:0;width:44px;height:44px;border-radius:14px;color:#fff;font-size:17px;font-weight:900;letter-spacing:-1px;background:var(--rc-gradient);box-shadow:0 8px 20px #4f46e538}
.brand .brand-name{font-size:16px;color:#111827;font-weight:900}.brand .brand-subtitle{margin-top:6px;font-size:10px;letter-spacing:.24em;color:#7c3aed;font-weight:900}
.badge{border-color:#ddd6fe;color:#6d28d9;background:#f5f3ff;font-weight:700}
main{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,440px);gap:28px 64px;align-items:start;padding-top:78px;padding-bottom:54px}
.intro{margin:0;padding-top:24px}.eyebrow{color:#7c3aed;font-size:.76rem;letter-spacing:.14em}
h1{font-size:clamp(2.6rem,5.2vw,4.3rem);line-height:1.08;letter-spacing:-.045em;margin:20px 0 24px;font-weight:850}h1 span{color:#2563eb;background:var(--rc-gradient);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.intro>p:last-child{color:#667085;font-size:1.08rem;line-height:1.8}
.card{position:relative;overflow:hidden;border-color:#e8edf4;border-radius:24px;box-shadow:0 22px 60px #0f172a14}.card::before{content:"";position:absolute;inset:0 0 auto;height:4px;background:var(--rc-gradient)}
h2{letter-spacing:-.025em}.card>p{color:#667085;font-size:.92rem}.card>p strong{color:#344054}label{font-size:.88rem}input{padding:15px 16px;border-color:#d8dee8;border-radius:12px;background:#fbfcff;letter-spacing:.06em;color:#111827}
.hint{color:#667085;font-size:.82rem}button{background:var(--rc-gradient);border-radius:13px;font-weight:800;font-size:.92rem;box-shadow:0 10px 25px #4f46e533}button:hover{background:var(--rc-gradient);box-shadow:0 14px 30px #4f46e54d}input:focus-visible,button:focus-visible,a:focus-visible{outline-color:#93c5fd}
.result{background:#f5f3ff;border:1px solid #e9e2ff;border-radius:14px}.result h2{font-size:1.15rem;color:#5b21b6}dl{font-size:.82rem}dd{color:#475467}
aside{grid-column:1/-1;max-width:none;color:#667085;font-size:.82rem;border:1px solid #e8edf4;background:#ffffffa8;border-radius:14px;padding:16px 20px;margin:10px 0 0}footer{border-top:1px solid #e8edf4;color:#667085}
@media(max-width:850px){main{grid-template-columns:1fr;gap:30px;padding-top:32px}.intro{padding-top:0}.card{width:100%;max-width:600px}.intro{max-width:600px}h1{font-size:clamp(2.5rem,8vw,4rem)}}
@media(max-width:480px){header,main,footer{width:calc(100% - 32px)}header{min-height:80px}.brand .brand-name{font-size:13px}.brand .brand-mark{width:38px;height:38px}.badge{font-size:.7rem;padding:5px 9px}.card{padding:25px 22px}}
/* Consulta centrada y espacios publicitarios de muestra. */
main{display:block;padding-top:36px;padding-bottom:40px}
.intro{max-width:760px;text-align:center;margin:0 auto 30px;padding:0}
.intro h1{font-size:clamp(2rem,4vw,3.2rem);margin:12px 0 16px}.intro h1 br{display:none}.intro h1 span{display:block}.intro>p:last-child{font-size:1rem;max-width:650px;margin:0 auto}
.check-layout{display:grid;grid-template-columns:minmax(130px,1fr) minmax(0,620px) minmax(130px,1fr);gap:22px;align-items:start}
.check-layout .card{width:100%;max-width:none;padding:30px}
.check-steps{list-style:none;display:flex;justify-content:space-between;gap:10px;padding:0 0 22px;margin:0 0 24px;border-bottom:1px solid #e8edf4;color:#667085;font-size:.76rem}
.check-steps li{display:flex;align-items:center;gap:7px;margin:0}.check-steps b{display:grid;place-items:center;width:26px;height:26px;flex-shrink:0;border-radius:50%;background:#f1f5f9;color:#667085}.check-steps .current{color:#6d28d9;font-weight:750}.check-steps .current b{background:var(--rc-gradient);color:white}.check-steps .complete b{background:#ede9fe;color:#6d28d9}
.check-layout input{text-align:center;font-size:1.25rem;letter-spacing:.12em;padding:18px 12px}.check-layout button{padding:17px 18px}
.check-status{margin-top:22px;color:#526779;font-size:.8rem;padding:12px 14px;background:#f8fafc;border-radius:10px;scroll-margin-top:24px}
.result-empty{background:#fbfcff;border:1px dashed #d8dee8}.result-empty h2{color:#667085;font-size:1rem}.result-empty p{color:#667085;font-size:.85rem}
aside.ad-slot{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;margin:0;padding:20px 10px;border:1px dashed #d4dbe7;border-radius:16px;background:#f7f9fc80;color:#8490a3;max-width:none;grid-column:auto}
.ad-slot span{font-size:.62rem;letter-spacing:.18em;font-weight:750}.ad-slot p{font-size:.78rem;margin:10px 0 0}.ad-side{min-height:360px;margin-top:65px!important}.ad-bottom{min-height:110px;max-width:760px!important;margin:28px auto 0!important}.local-note{text-align:center;margin-top:24px;font-size:.78rem}
@media(max-width:1000px){.check-layout{grid-template-columns:120px minmax(0,1fr) 120px;gap:14px}.check-layout .card{padding:24px}.check-steps{font-size:.7rem;gap:5px}}
@media(max-width:760px){.check-layout{grid-template-columns:1fr}.check-layout .card{grid-row:1;max-width:620px;margin:auto}.ad-side{display:none!important}.intro{margin-bottom:24px}.ad-bottom{min-height:90px}.check-steps{font-size:.72rem}.check-layout input{font-size:1.1rem;letter-spacing:.08em}}