:root{
  --verde:#2f4f3f; --verde2:#3c6b54; --oliva:#6b7a4f; --terra:#b4663a;
  --bg:#f4f2ec; --card:#fff; --tinta:#1f2420; --muted:#6a6a6a; --borda:#d9d6cc;
  --ok:#2e7d32; --warn:#b26a00; --erro:#c0392b;
}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  background:var(--bg);color:var(--tinta);line-height:1.45}
a{color:var(--verde2)}
header.top{background:var(--verde);color:#fff;padding:.7rem 1rem;display:flex;
  align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.5rem}
header.top .brand{font-weight:700}
header.top .who{font-size:.85rem;opacity:.95;display:flex;gap:.6rem;align-items:center}
header.top a{color:#fff}
nav.sub{background:var(--verde2);padding:.4rem 1rem;display:flex;gap:1rem;flex-wrap:wrap}
nav.sub a{color:#fff;text-decoration:none;font-size:.9rem}
nav.sub a:hover{text-decoration:underline}
main{max-width:860px;margin:0 auto;padding:1rem;}
.card{background:var(--card);border:1px solid var(--borda);border-radius:12px;
  padding:1rem;margin:0 0 1rem;box-shadow:0 1px 2px rgba(0,0,0,.04)}
h1{font-size:1.35rem;margin:.2rem 0 1rem}
h2{font-size:1.1rem;margin:.2rem 0 .6rem}
.muted{color:var(--muted);font-size:.88rem}
.grid-marcar{display:grid;grid-template-columns:1fr 1fr;gap:.8rem;margin:.5rem 0}
button,.btn{font:inherit;border:0;border-radius:10px;padding:.7rem 1rem;cursor:pointer;
  background:var(--verde2);color:#fff;text-decoration:none;display:inline-block;text-align:center}
button.big{padding:1.4rem 1rem;font-size:1.15rem;font-weight:700}
button.entrada{background:var(--ok)} button.saida{background:var(--terra)}
button.ini{background:var(--oliva)} button.fim{background:var(--verde2)}
button.ghost,.btn.ghost{background:#eee;color:var(--tinta);border:1px solid var(--borda)}
button.danger{background:var(--erro)}
table{width:100%;border-collapse:collapse;font-size:.9rem}
th,td{border:1px solid var(--borda);padding:.4rem .5rem;text-align:left;vertical-align:top}
th{background:#eceae2}
tr:nth-child(even) td{background:#faf9f5}
input,select,textarea{font:inherit;padding:.55rem;border:1px solid var(--borda);
  border-radius:8px;width:100%;background:#fff}
label{display:block;font-size:.85rem;margin:.5rem 0 .2rem;color:#333}
.row{display:grid;grid-template-columns:1fr 1fr;gap:.8rem}
.alert{padding:.6rem .8rem;border-radius:8px;margin:.5rem 0}
.alert.erro{background:#fdecea;color:var(--erro);border:1px solid #f5c6cb}
.alert.ok{background:#eaf5ea;color:var(--ok);border:1px solid #c6e0c6}
.alert.warn{background:#fff6e6;color:var(--warn);border:1px solid #ffe0a3}
.badge{display:inline-block;padding:.1rem .45rem;border-radius:999px;font-size:.75rem;
  background:#eee;color:#333}
.badge.ok{background:#e6f4ea;color:var(--ok)} .badge.warn{background:#fff1d6;color:var(--warn)}
.badge.erro{background:#fdecea;color:var(--erro)}
.compro{max-width:420px;margin:0 auto}
.kv{display:flex;justify-content:space-between;border-bottom:1px dashed var(--borda);padding:.35rem 0}
.hashbox{word-break:break-all;font-family:ui-monospace,Consolas,monospace;font-size:.72rem;color:#444}
footer{max-width:860px;margin:0 auto;padding:1rem;color:var(--muted);font-size:.78rem}
@media(max-width:520px){.row{grid-template-columns:1fr}}