:root{--ink:#20231e;--paper:#f6f4ed;--accent:#d9ec82;--line:#cfd1c3;--muted:#4a4f44;--green:#435b24}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:16px}
body{margin:0;background:var(--paper);color:var(--ink);font:18px/1.6 Arial,Helvetica,sans-serif}
a{color:inherit;text-underline-offset:4px}
button,input,select,textarea{font:inherit}
:focus-visible{outline:3px solid var(--green);outline-offset:3px}
header,footer{max-width:760px;margin:auto;padding:20px 5%;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
header{border-bottom:1px solid var(--line)}
footer{border-top:1px solid var(--line);font-size:14px;color:var(--muted);margin-top:24px}
.brand{text-decoration:none;font-size:24px;font-weight:800;letter-spacing:-1px}
.brand span{color:var(--green)}
nav{display:flex;gap:8px 20px;font-size:15px;flex-wrap:wrap}
main{max-width:760px;margin:auto;padding:0 5%}
.hero{padding:32px 0 28px}
.eyebrow{font-size:13px;letter-spacing:1.5px;font-weight:700;color:var(--green);margin:0}
h1{font-size:clamp(34px,9vw,54px);line-height:1.08;letter-spacing:-1.5px;margin:12px 0 16px}
h1 em{font-style:normal;background:linear-gradient(transparent 58%,var(--accent) 58%)}
.lead{font-size:19px;margin:0 0 24px}
.button{display:flex;align-items:center;justify-content:center;min-height:56px;padding:14px 24px;background:var(--ink);color:#fff;font-weight:700;text-decoration:none;border-radius:8px;text-align:center;box-shadow:4px 4px 0 var(--accent);transition:transform .15s,box-shadow .15s}
.button:hover{background:#414a2c;transform:translate(-1px,-1px)}
.access{margin:22px 0 0;padding:14px 16px;background:#fff8d6;border-left:4px solid #8a6d00;border-radius:3px;font-size:16px}
.aviso-urgente{margin:14px 0 0;font-size:16px;color:var(--muted)}
.section{padding:28px 0;border-top:1px solid var(--line)}
.section h2{font-size:24px;line-height:1.25;margin:28px 0 12px}
.section h2:first-child{margin-top:0}
.num{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;margin-right:6px;border-radius:50%;background:var(--ink);color:var(--accent);font-size:17px;vertical-align:2px}
.steps{list-style:none;counter-reset:s;padding:0;margin:0;display:grid;gap:10px}
.steps li{counter-increment:s;position:relative;padding:14px 16px 14px 56px;background:#fff;border:2px solid var(--line);border-radius:8px}
.steps li::before{content:counter(s);position:absolute;left:14px;top:12px;width:30px;height:30px;border-radius:50%;background:var(--accent);color:var(--ink);font-weight:800;text-align:center;line-height:30px}
.topics{display:grid;gap:10px}
.topic{width:100%;min-height:54px;text-align:left;background:#fff;color:var(--ink);border:2px solid var(--line);border-radius:8px;padding:12px 16px;font-size:17px;cursor:pointer;transition:border-color .15s,background .15s}
.topic:hover{border-color:var(--green)}
.topic.active{background:var(--accent);border-color:var(--green);font-weight:700}
.field{display:block;font-weight:700;font-size:16px;margin:12px 0 6px}
.opt{font-weight:400;color:var(--muted)}
select,textarea{width:100%;background:#fff;color:var(--ink);border:2px solid #7d8470;border-radius:8px;padding:12px;font-size:17px}
select{min-height:52px}
textarea{resize:vertical;line-height:1.5}
.copy{min-height:52px;margin-top:12px;background:var(--accent);color:var(--ink);border:2px solid var(--ink);border-radius:8px;padding:10px 22px;font-weight:700;cursor:pointer}
.copy:hover{background:#c8de6a}
.micro{font-size:15px;color:var(--muted);margin:10px 0 0}
.go{margin-top:20px}
.example{margin-top:24px;padding:16px;background:#fff;border:2px dashed #7d8470;border-radius:8px}
.example h3{margin:0 0 8px;font-size:17px}
.ex-label{margin:12px 0 2px;font-size:13px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--green)}
.ex-q,.ex-a{margin:0;font-size:16px}
.ex-q{font-style:italic}
.notice{margin-top:20px;padding:16px;background:#eeefe6;border-radius:8px;font-size:16px}
.notice p{margin:0}
.help{background:#e7eadb;margin:0 -5%;padding:28px 5%}
.help-list,.source-list{list-style:none;padding:0;margin:16px 0}
.help-list li{margin-bottom:10px}
.help-list a{display:block;padding:14px 16px;background:#fff;border:2px solid var(--green);border-radius:8px;text-decoration:none}
.help-list a:hover{background:var(--accent)}
.help-list b{display:block;font-size:19px}
.help-list span{font-size:16px;color:var(--muted)}
.source-list li{border-bottom:1px solid var(--line)}
.source-list a{display:block;padding:14px 0}
.topic-info{padding-left:20px;margin:16px 0}
.topic-info li{margin-bottom:10px;font-size:17px}
.faq details{background:#fff;border:2px solid var(--line);border-radius:8px;margin-bottom:10px}
.faq summary{cursor:pointer;padding:14px 16px;font-weight:700;min-height:52px}
.faq details[open]{border-color:var(--green)}
.faq details p{margin:0;padding:0 16px 16px;font-size:16px}
.policy{max-width:760px;margin:auto;padding:28px 5%}
.policy h1{font-size:clamp(28px,7vw,38px)}
.policy h2{font-size:22px;margin-top:32px}
.policy p,.policy li{font-size:17px;overflow-wrap:anywhere}
.skip{position:absolute;left:12px;top:-100px;padding:12px;background:var(--accent);color:var(--ink);z-index:3}
.skip:focus{top:10px}
[hidden]{display:none!important}
@media(min-width:700px){.topics{grid-template-columns:1fr 1fr}.steps{grid-template-columns:repeat(3,1fr)}.steps li{padding:52px 16px 16px}.steps li::before{top:14px}.button{display:inline-flex}.go .button{display:flex}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}.button:hover{transform:none}}