:root{
  color-scheme:light dark;
  --bg:#F5F7FA; --surface:#FFFFFF; --surface-2:#EDF1F6;
  --ink:#14202E; --muted:#556575; --line:#DBE2EC;
  --brand:#17324F; --accent:#E29A2D; --accent-strong:#C77F16; --accent-ink:#6E4708;
  --good:#0E9384;
  --shadow:0 1px 2px rgba(20,32,46,.06), 0 8px 24px rgba(20,32,46,.06);
  --shadow-lift:0 2px 6px rgba(20,32,46,.08), 0 18px 40px rgba(20,32,46,.12);
  --radius:14px;
  --font-body:"IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-display:"Fraunces", Georgia, "Times New Roman", serif;
  --font-mono:"IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#0C1119; --surface:#131B26; --surface-2:#1B2635;
    --ink:#E7EDF5; --muted:#94A3B5; --line:#26323F;
    --brand:#A6C4E8; --accent:#EDAA43; --accent-strong:#F1B75E; --accent-ink:#FFDDA6;
    --good:#2DD4BF;
    --shadow:0 1px 2px rgba(0,0,0,.4), 0 10px 30px rgba(0,0,0,.35);
    --shadow-lift:0 2px 6px rgba(0,0,0,.5), 0 22px 50px rgba(0,0,0,.5);
  }
}
:root[data-theme="dark"]{
  --bg:#0C1119; --surface:#131B26; --surface-2:#1B2635;
  --ink:#E7EDF5; --muted:#94A3B5; --line:#26323F;
  --brand:#A6C4E8; --accent:#EDAA43; --accent-strong:#F1B75E; --accent-ink:#FFDDA6;
  --good:#2DD4BF;
  --shadow:0 1px 2px rgba(0,0,0,.4), 0 10px 30px rgba(0,0,0,.35);
  --shadow-lift:0 2px 6px rgba(0,0,0,.5), 0 22px 50px rgba(0,0,0,.5);
}

*{box-sizing:border-box}
html,body{margin:0}
img{max-width:100%}
[hidden]{display:none!important}
body{background:var(--bg); color:var(--ink); font-family:var(--font-body);
  line-height:1.6; -webkit-font-smoothing:antialiased;
  padding-top:env(safe-area-inset-top,0px); padding-bottom:env(safe-area-inset-bottom,0px)}
a{color:inherit}
h1,h2,h3{font-family:var(--font-display); font-weight:500; line-height:1.12;
  text-wrap:balance; margin:0; letter-spacing:-.01em}
p{margin:0}

.wrap{max-width:1060px; margin-inline:auto; padding-inline:20px}

.eyebrow{font-family:var(--font-mono); font-size:.72rem; letter-spacing:.12em;
  text-transform:uppercase; color:var(--muted)}

.btn{display:inline-flex; align-items:center; gap:8px; justify-content:center;
  font-family:var(--font-body); font-weight:600; font-size:.92rem;
  padding:11px 18px; border-radius:10px; border:1px solid transparent;
  text-decoration:none; cursor:pointer; transition:transform .06s ease, box-shadow .15s ease}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent); color:#241605; border-color:var(--accent-strong);
  box-shadow:var(--shadow)}
.btn-primary:hover{background:var(--accent-strong)}
.btn-outline{background:var(--surface); color:var(--ink); border-color:var(--line);
  box-shadow:var(--shadow)}
.btn-outline:hover{border-color:var(--brand)}
.btn-sm{padding:8px 14px; font-size:.86rem}

/* ---- hero ---- */
.hero{padding-block:64px 40px}
.hero .eyebrow{display:flex; gap:10px; align-items:center; flex-wrap:wrap}
.dot{width:7px; height:7px; border-radius:50%; background:var(--good);
  box-shadow:0 0 0 4px color-mix(in srgb, var(--good) 22%, transparent)}
.hero h1{font-size:clamp(2.1rem, 5.4vw, 3.5rem); margin:14px 0 0}
.hero .lead{font-size:clamp(1.05rem,1.6vw,1.22rem); color:var(--muted);
  max-width:60ch; margin-top:18px}
.cta-row{display:flex; flex-wrap:wrap; gap:12px; margin-top:28px}

/* ---- generic section ---- */
section{padding-block:38px}
.sec-head{max-width:62ch; margin-bottom:22px}
.sec-head h2{font-size:clamp(1.5rem,3vw,2rem); margin-top:8px}
.sec-head p{color:var(--muted); margin-top:10px}

/* ---- chips ---- */
.chips{display:flex; flex-wrap:wrap; gap:10px}
.chip{font-size:.9rem; padding:8px 14px; border-radius:999px;
  background:var(--surface-2); border:1px solid var(--line); color:var(--ink)}

/* ---- spec grid ---- */
.grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); gap:16px}
.tile{background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
  padding:20px; box-shadow:var(--shadow)}
.tile .k{font-family:var(--font-mono); font-size:.7rem; letter-spacing:.1em;
  text-transform:uppercase; color:var(--accent-ink)}
:root[data-theme="dark"] .tile .k{color:var(--accent)}
@media (prefers-color-scheme:dark){ :root:not([data-theme="light"]) .tile .k{color:var(--accent)} }
.tile h3{font-size:1.14rem; margin:8px 0 6px; font-family:var(--font-body); font-weight:600;
  letter-spacing:0}
.tile p{color:var(--muted); font-size:.94rem}
.tile .spec{font-family:var(--font-mono); font-size:.8rem; color:var(--ink);
  margin-top:12px; padding-top:12px; border-top:1px dashed var(--line);
  display:flex; flex-wrap:wrap; gap:6px 14px}

/* ---- two-column action block ---- */
.cols{display:grid; grid-template-columns:1.15fr .85fr; gap:22px; align-items:start}
@media (max-width:860px){ .cols{grid-template-columns:1fr} }

.panel{background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
  box-shadow:var(--shadow-lift); padding:26px}
.panel.accented{border-top:3px solid var(--accent)}

/* ---- form ---- */
form{display:grid; gap:14px; margin-top:18px}
.field{display:grid; gap:6px}
.two{display:grid; grid-template-columns:1fr 1fr; gap:14px}
@media (max-width:520px){ .two{grid-template-columns:1fr} }
label{font-size:.82rem; font-weight:600; color:var(--ink)}
label .req{color:var(--accent-strong)}
label .opt{font-weight:400; color:var(--muted); font-family:var(--font-mono); font-size:.7rem}
input, select, textarea{font-family:var(--font-body); font-size:.95rem; color:var(--ink);
  background:var(--bg); border:1px solid var(--line); border-radius:9px; padding:10px 12px;
  width:100%; transition:border-color .12s ease, box-shadow .12s ease}
textarea{resize:vertical; min-height:96px}
input:focus, select:focus, textarea:focus{outline:none; border-color:var(--accent);
  box-shadow:0 0 0 3px color-mix(in srgb, var(--accent) 26%, transparent)}
.hint{font-size:.82rem; color:var(--muted)}
.form-note{font-size:.82rem; color:var(--muted); display:flex; gap:8px; align-items:flex-start}
.ok{display:none; margin-top:14px; padding:14px 16px; border-radius:10px;
  background:color-mix(in srgb, var(--good) 12%, var(--surface));
  border:1px solid color-mix(in srgb, var(--good) 40%, var(--line)); font-size:.9rem}
.ok.show{display:block}

/* ---- support panel ---- */
.contact-list{list-style:none; padding:0; margin:16px 0 0; display:grid; gap:14px}
.contact-list li{display:grid; gap:2px}
.contact-list .k{font-family:var(--font-mono); font-size:.68rem; letter-spacing:.1em;
  text-transform:uppercase; color:var(--muted)}
.contact-list a{font-weight:600; text-decoration:none; color:var(--ink); word-break:break-word}
.contact-list a:hover{color:var(--brand)}

/* ---- footer ---- */
footer{border-top:1px solid var(--line); margin-top:24px; padding-block:34px; color:var(--muted)}
footer .row{display:flex; flex-wrap:wrap; gap:24px 48px; justify-content:space-between}
footer .k{font-family:var(--font-mono); font-size:.66rem; letter-spacing:.1em;
  text-transform:uppercase; color:var(--muted); margin-bottom:5px}
footer a{color:var(--ink); text-decoration:none}
footer a:hover{color:var(--brand)}
footer .fine{font-size:.8rem; margin-top:26px}
@media (prefers-reduced-motion:reduce){ *{transition:none!important} }

/* ---- inner pages (/acesso/, /acesso/enviado/) ---- */
.page{max-width:760px; margin-inline:auto; padding-block:40px 24px}
.page .back{font-size:.88rem; color:var(--muted); text-decoration:none}
.page .back:hover{color:var(--ink)}
.page h1{font-size:clamp(1.8rem,4vw,2.4rem); margin-top:10px}
.page .lead{color:var(--muted); margin-top:12px; max-width:60ch}
.page .panel{margin-top:26px}
.done{text-align:center; padding-block:72px 40px}
.done .check{width:56px; height:56px; border-radius:50%; margin:0 auto 22px;
  display:grid; place-items:center; font-size:1.6rem; color:var(--good);
  background:color-mix(in srgb, var(--good) 14%, var(--surface));
  border:1px solid color-mix(in srgb, var(--good) 40%, var(--line))}
.done .lead{margin-inline:auto}
.done .cta-row{justify-content:center}
.steps{margin:16px 0 0; padding-left:1.2em; color:var(--muted); font-size:.95rem; display:grid; gap:6px}
.page .panel form{margin-top:0}
.form-sec{font-family:var(--font-mono); font-size:.72rem; font-weight:500; letter-spacing:.12em;
  text-transform:uppercase; color:var(--muted); margin-top:12px; padding-top:16px;
  border-top:1px solid var(--line)}
.form-sec:first-child{margin-top:0; padding-top:0; border-top:0}
.field{align-content:start}
.intro{max-width:64ch; margin-top:12px}
.intro p:not(.lead){color:var(--muted); margin-top:14px; font-size:.98rem}
.intro .lead{margin-top:0}
.intro a{color:var(--ink); font-weight:600}