:root {
    --bg: #0b0f0c;
    --panel: #121a14;
    --line: #22302518;
    --line: #243329;
    --text: #e8f1ea;
    --muted: #9db3a2;
    --green: #3ddc84;      /* acento: terminal / "diff +" */
    --wa: #25d366;         /* WhatsApp */
    --red: #ff6b6b;        /* "diff -" */
    --yellow: #ffd866;
    --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, "DejaVu Sans Mono", monospace;
    --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --gutter: 16px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font: 1.0625rem/1.55 var(--sans);
    padding-bottom: 84px; /* espaço da barra fixa no celular */
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { animation: none !important; transition: none !important; } }

a { color: var(--green); }
:focus-visible { outline: 3px solid var(--yellow); outline-offset: 3px; border-radius: 4px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--yellow); color: #000; padding: 8px 12px; z-index: 10; }
.skip:focus { left: 8px; }

.wrap { max-width: 920px; margin: 0 auto; padding: 0 var(--gutter); }
section { padding: 56px 0; border-top: 1px solid var(--line); }
h1, h2, h3 { line-height: 1.12; margin: 0 0 .5em; }
h2 { font: 800 clamp(1.6rem, 6vw, 2.2rem)/1.12 var(--sans); }
h2::before { content: "## "; color: var(--green); font-family: var(--mono); font-weight: 400; }
.mono { font-family: var(--mono); }
.muted { color: var(--muted); }
.lead { font-size: 1.15rem; max-width: 60ch; }

/* Topo */
header.top { padding: 14px 0; }
header.top .wrap { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.brand { font: 700 .95rem var(--mono); color: var(--text); text-decoration: none; }
.brand span { color: var(--green); }
header nav { display: none; gap: 20px; font: .9rem var(--mono); }
header nav a { color: var(--muted); text-decoration: none; }
header nav a:hover { color: var(--text); }
@media (min-width: 720px) { header nav { display: flex; } }

/* Botões */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    min-height: 52px; padding: 14px 24px; border-radius: 12px;
    font: 800 1.05rem var(--sans); text-decoration: none; cursor: pointer; border: 2px solid transparent;
}
.btn-wa { background: var(--wa); color: #04210f; }
.btn-wa:hover { background: #3ee37f; }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--green); }
.btn svg { width: 22px; height: 22px; fill: currentColor; flex: none; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.actions .btn { flex: 1 1 240px; }
@media (min-width: 720px) { .actions .btn { flex: 0 0 auto; } }

/* Hero */
.hero { padding: 36px 0 56px; border-top: 0; }
.prompt { font: .95rem var(--mono); color: var(--muted); margin: 0 0 18px; }
.prompt b { color: var(--green); font-weight: 400; }
.cursor { display: inline-block; width: .6em; height: 1.1em; background: var(--green); vertical-align: -.2em; animation: blink 1s steps(2, jump-none) infinite; }
@keyframes blink { 50% { opacity: 0; } }
h1 { font: 900 clamp(2.3rem, 11vw, 4.6rem)/.98 var(--sans); letter-spacing: -.02em; text-transform: uppercase; }
h1 em { font-style: normal; color: var(--green); }

.countdown {
    display: inline-flex; align-items: baseline; gap: 14px; margin: 26px 0 0;
    padding: 14px 18px; border: 1px solid var(--line); border-radius: 12px; background: var(--panel);
    font: 700 1rem var(--mono);
}
.countdown strong { font-size: 2rem; color: var(--yellow); line-height: 1; }
.countdown small { color: var(--muted); font-weight: 400; margin-left: 2px; }
.countdown .date { display: block; width: 100%; font-weight: 400; color: var(--muted); font-size: .85rem; }
.countdown { flex-wrap: wrap; }

/* WhatsApp: coração da página */
.grupo { background: linear-gradient(180deg, #0f1f15, var(--bg)); }
.chat { display: grid; gap: 10px; margin: 28px 0; max-width: 520px; font-size: .98rem; }
.msg { padding: 10px 14px; border-radius: 4px 14px 14px 14px; background: var(--panel); border: 1px solid var(--line); width: fit-content; max-width: 92%; }
.msg b { display: block; font: 700 .78rem var(--mono); color: var(--green); }
.msg.me { justify-self: end; border-radius: 14px 4px 14px 14px; background: #0f3a22; }
.notice { display: none; margin-top: 18px; padding: 12px 14px; border: 1px dashed var(--yellow); border-radius: 10px; color: var(--yellow); font: .9rem var(--mono); }
html:not(.has-group) .notice { display: block; }

/* Cards "issues" */
.cards { display: grid; gap: 14px; margin-top: 24px; }
@media (min-width: 720px) { .cards { grid-template-columns: repeat(3, 1fr); } }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 18px; }
.card .tag { font: .8rem var(--mono); color: var(--green); }
.card h3 { font: 800 1.2rem/1.2 var(--sans); margin: 6px 0 8px; }
.card p { margin: 0; color: var(--muted); font-size: .98rem; }

/* Passos */
ol.steps { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 12px; counter-reset: s; }
ol.steps li { counter-increment: s; display: grid; grid-template-columns: 44px 1fr; gap: 14px; align-items: start; }
ol.steps li::before { content: counter(s); display: grid; place-items: center; width: 44px; height: 44px; border-radius: 10px; background: var(--panel); border: 1px solid var(--green); color: var(--green); font: 800 1.2rem var(--mono); }
ol.steps b { display: block; }
ol.steps span { color: var(--muted); }

/* Diff de princípios */
.diff { font: .98rem/1.7 var(--mono); background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 16px; margin-top: 24px; overflow-x: auto; }
.diff div { white-space: normal; padding-left: 1.6em; text-indent: -1.6em; }
.diff .add { color: var(--green); }
.diff .del { color: var(--red); }

footer { padding: 32px 0 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: .9rem; }
footer .wrap { display: grid; gap: 10px; }
footer a { color: var(--muted); }

/* Barra fixa no celular: a ação principal sempre à mão */
.sticky { position: fixed; inset: auto 0 0 0; z-index: 5; padding: 10px var(--gutter) calc(10px + env(safe-area-inset-bottom)); background: #0b0f0cf2; border-top: 1px solid var(--line); }
.sticky .btn { width: 100%; }
@media (min-width: 720px) { .sticky { display: none; } body { padding-bottom: 0; } }

/* Origem da informação */
.asks { list-style: none; padding: 0; margin: 24px 0; display: grid; gap: 10px; }
.asks li { padding: 12px 14px; border-left: 3px solid var(--green); background: var(--panel); border-radius: 0 10px 10px 0; }
.asks b { display: block; }
.prov { margin: 28px 0; padding: 16px; border: 1px dashed var(--muted); border-radius: 12px; background: var(--panel); }
.prov figcaption { font-size: .8rem; margin-bottom: 10px; }
.prov .row { display: grid; gap: 4px; padding: 10px 0; border-top: 1px solid var(--line); }
.prov .row:first-of-type { border-top: 0; }
.prov .k { font: .8rem var(--mono); color: var(--green); }
@media (min-width: 720px) { .prov .row { grid-template-columns: 180px 1fr; gap: 16px; } }
.t { padding: 2px 8px; border-radius: 6px; font: .8rem var(--mono); color: #0b0f0c; margin-right: 4px; display: inline-block; }
.t-fato { background: var(--green); } .t-op { background: var(--yellow); } .t-terc { background: #8ab4ff; }
h3.sub { font: 800 1.2rem var(--sans); margin: 36px 0 12px; }
.card.partner h3 { margin-top: 6px; }

/* Dois grupos */
.two { display: grid; gap: 14px; margin: 28px 0 20px; }
@media (min-width: 720px) { .two { grid-template-columns: 1fr 1fr; } }
.two .card { display: flex; flex-direction: column; gap: 10px; }
.two .card p { flex: 1; }
.two .btn { width: 100%; }
.small { font-size: .85rem; margin: 14px 0 0; }

.card.enquete { display: flex; flex-direction: column; gap: 10px; margin-bottom: 20px; }
.card.enquete p { margin: 0; }
.card.enquete .btn { align-self: flex-start; }