/* Layout: uma coluna estreita, como um dossiê. Selo no topo, porta (formulário) embaixo. Só preto e off-white, de propósito. */
:root {
  --ink: #0d0d0c;
  --ink-2: #171715;
  --line: #34332e;
  --line-ui: #6b675d;
  --bone: #ece8de;
  --bone-dim: #9c978a;
  --err: #e0a39a;
  --display: "Big Shoulders Display", "Arial Narrow", Impact, sans-serif;
  --body: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, Consolas, monospace;
  color-scheme: dark;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  background: var(--ink); color: var(--bone);
  font: 16px/1.55 var(--body);
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
  padding-block: 40px 104px;
}
.wrap { max-width: 560px; margin: 0 auto; display: flex; flex-direction: column; gap: 56px; }
.mono { font-family: var(--mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--bone-dim); }

header { display: flex; flex-direction: column; align-items: center; gap: 28px; text-align: center; }
.seal { width: min(300px, 78vw); height: auto; }
.seal .ring { animation: spin 90s linear infinite; transform-origin: 150px 150px; }
@media (prefers-reduced-motion: reduce) { .seal .ring { animation: none; } }
@keyframes spin { to { transform: rotate(360deg); } }
h1 {
  font-family: var(--display); font-weight: 900; text-transform: uppercase;
  font-size: clamp(44px, 12vw, 76px); line-height: .9; letter-spacing: .01em;
  margin: 0; text-wrap: balance;
}
.lede { margin: 0; max-width: 40ch; color: var(--bone-dim); }

.file { border-top: 1px solid var(--line); padding-top: 20px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px 24px; }
.file div { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.file b { font-family: var(--display); font-weight: 700; font-size: 22px; text-transform: uppercase; letter-spacing: .02em; }

form { display: flex; flex-direction: column; gap: 20px; }
.form-head { display: flex; flex-direction: column; gap: 6px; }
h2 { font-family: var(--display); font-weight: 900; font-size: 36px; text-transform: uppercase; margin: 0; line-height: 1; }
.form-head p { margin: 0; color: var(--bone-dim); }
.field { display: flex; flex-direction: column; gap: 6px; }
label { font-family: var(--mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; }
label small { text-transform: none; letter-spacing: 0; color: var(--bone-dim); font-size: 12px; }
input[type=text], input[type=url], input[type=password], select {
  width: 100%; background: var(--ink-2); color: var(--bone);
  border: 1px solid var(--line); border-radius: 0; padding: 12px 14px;
  font: 16px var(--body);
}
input:focus-visible, select:focus-visible, button:focus-visible { outline: 2px solid var(--bone); outline-offset: 2px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--bone-dim); }
.check input { margin-top: 4px; accent-color: var(--bone); }
button {
  font-family: var(--display); font-weight: 900; font-size: 28px; text-transform: uppercase; letter-spacing: .06em;
  background: var(--bone); color: var(--ink); border: 0; padding: 14px 20px; cursor: pointer;
}
button:hover { background: #fff; }
button:disabled { opacity: .5; cursor: wait; }
.msg { font-family: var(--mono); font-size: 13px; margin: 0; }
.msg.err { color: var(--err); }

.done { border: 1px solid var(--bone); padding: 28px 24px; display: flex; flex-direction: column; gap: 10px; }
.done h2 { font-size: 40px; }
.done p { margin: 0; color: var(--bone-dim); }

footer { text-align: center; display: flex; flex-direction: column; gap: 6px; }
@media (max-width: 420px) { .row, .file { grid-template-columns: 1fr; } }

/* Portal */
.portal-cta { display: flex; flex-direction: column; gap: 4px; padding: 20px 22px; border: 1px solid var(--bone); color: var(--bone); text-decoration: none; }
.portal-cta b { font-family: var(--display); font-weight: 900; font-size: 30px; text-transform: uppercase; line-height: 1.05; }
.portal-cta span:last-child { color: var(--bone-dim); }
.portal-cta:hover { background: var(--ink-2); }
.portal-cta:focus-visible, a:focus-visible { outline: 2px solid var(--bone); outline-offset: 2px; }

.top { display: flex; justify-content: space-between; align-items: center; gap: 16px; border-bottom: 1px solid var(--line); padding-bottom: 16px; }
.top a { color: var(--bone); text-decoration: none; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--display); font-weight: 900; font-size: 22px; letter-spacing: .06em; }
.brand svg { width: 30px; height: 30px; }
.portal-head { display: flex; flex-direction: column; gap: 10px; }
.portal-head h1 { font-size: clamp(40px, 10vw, 64px); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { font-family: var(--mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; background: none; color: var(--bone); border: 1px solid var(--line); padding: 8px 12px; cursor: pointer; font-weight: 500; }
.chip[aria-pressed="true"] { background: var(--bone); color: var(--ink); border-color: var(--bone); }
.chip:hover { border-color: var(--bone); background: none; }
.chip[aria-pressed="true"]:hover { background: var(--bone); }
.feed { display: flex; flex-direction: column; }
.post { display: flex; flex-direction: column; gap: 6px; padding-block: 20px; border-bottom: 1px solid var(--line); color: var(--bone); text-decoration: none; }
.post:first-child { border-top: 1px solid var(--line); }
.post h3 { font-family: var(--display); font-weight: 700; font-size: 26px; text-transform: uppercase; margin: 0; line-height: 1.05; text-wrap: balance; }
.post p { margin: 0; color: var(--bone-dim); }
.post:hover h3 { text-decoration: underline; text-underline-offset: 4px; }
.meta { display: flex; gap: 12px; flex-wrap: wrap; }
.artigo { display: flex; flex-direction: column; gap: 18px; }
.artigo h1 { font-size: clamp(36px, 9vw, 56px); }
.artigo .corpo { display: flex; flex-direction: column; gap: 14px; max-width: 62ch; }
.artigo .corpo p { margin: 0; }
.artigo .corpo ul { margin: 0; padding-left: 20px; display: flex; flex-direction: column; gap: 6px; }
.artigo .corpo h2 { font-size: 26px; margin-top: 8px; }
.voltar { color: var(--bone); font-family: var(--mono); font-size: 13px; text-decoration: none; }
.vazio { color: var(--bone-dim); padding-block: 24px; }
.gate { display: flex; flex-direction: column; gap: 14px; }
.gate form { flex-direction: row; gap: 10px; flex-wrap: wrap; }
.gate input { flex: 1 1 200px; }
.gate button { font-size: 22px; padding: 10px 18px; }

/* Capas e dicas */
.post { display: grid; grid-template-columns: 160px 1fr; gap: 18px; align-items: center; }
.post-txt { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.post-capa { width: 100%; height: auto; aspect-ratio: 16 / 9; max-width: 100%; display: block; border: 1px solid var(--line); }
.post:hover .post-capa { border-color: var(--bone); }
.artigo-capa { width: 100%; height: auto; aspect-ratio: 16 / 9; max-width: 100%; display: block; }
.artigo .lede { max-width: 62ch; font-size: 18px; }
.dica { border-left: 3px solid var(--bone); background: var(--ink-2); padding: 14px 18px; display: flex; flex-direction: column; gap: 4px; }
.dica p { margin: 0; }
@media (max-width: 520px) { .post { grid-template-columns: 1fr; gap: 12px; } }

/* Revisão técnica 28/10: contraste das bordas, alvos de toque, erros da ficha */
input[type=text], input[type=url], input[type=password], select { border-color: var(--line-ui); }
.chip { border-color: var(--line-ui); padding: 12px 14px; min-height: 44px; }
.voltar { padding-block: 12px; align-self: flex-start; }
[aria-invalid="true"] { border-color: var(--err) !important; }
.check:has([aria-invalid="true"]) { color: var(--err); }