:root {
  --bg: #070d1a;
  --panel: #0f1a30;
  --panel-2: #14223d;
  --line: #1f3156;
  --text: #e6edf8;
  --muted: #8aa0c4;
  --accent: #22d3ee;
  --accent-2: #3b82f6;
  --danger: #f87171;
  --ok: #4ade80;
  --warn: #fbbf24;
  --radius: 12px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
h1, h2, h3 { margin: 0 0 .5rem; line-height: 1.2; }
a { color: var(--accent); }
.muted { color: var(--muted); }
.hidden { display: none !important; }

/* campos */
label { display: block; font-size: .85rem; color: var(--muted); margin-bottom: .3rem; }
input, select, textarea {
  width: 100%;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: .6rem .75rem;
  font: inherit;
}
textarea { resize: vertical; font-family: ui-monospace, Consolas, monospace; font-size: .85rem; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent-2); outline-offset: 1px; }

.btn {
  display: inline-flex; align-items: center; gap: .4rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #04101f; font-weight: 600; border: 0; border-radius: 8px;
  padding: .6rem 1rem; cursor: pointer; font-size: .95rem;
}
.btn:hover { filter: brightness(1.08); }
.btn:disabled { opacity: .5; cursor: default; }
.btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
.btn.ghost:hover { background: var(--panel-2); }
.btn.danger { background: transparent; color: var(--danger); border: 1px solid var(--line); }
.btn.sm { padding: .3rem .6rem; font-size: .8rem; }

.msg { padding: .6rem .8rem; border-radius: 8px; font-size: .9rem; margin: .75rem 0; }
.msg.erro { background: #3a1620; color: var(--danger); }
.msg.ok { background: #10301f; color: var(--ok); }
.msg.aviso { background: #3a2f10; color: var(--warn); }

/* login */
.login-wrap { min-height: 100%; display: grid; place-items: center; padding: 1rem; }
.login-card {
  width: 100%; max-width: 360px; background: var(--panel);
  border: 1px solid var(--line); border-radius: 16px; padding: 2rem 1.75rem; text-align: center;
}
.login-card img { width: 84px; height: 84px; }
.login-card h1 { margin-top: .5rem; font-size: 1.6rem; letter-spacing: .02em; }
.login-card form { margin-top: 1.5rem; text-align: left; display: grid; gap: 1rem; }

/* app */
.layout { display: grid; grid-template-columns: 240px 1fr; min-height: 100%; }
.sidebar {
  background: var(--panel); border-right: 1px solid var(--line);
  padding: 1rem; display: flex; flex-direction: column; gap: 1rem;
}
.brand { display: flex; align-items: center; gap: .6rem; font-weight: 700; font-size: 1.15rem; }
.brand img { width: 38px; height: 38px; }
.menu { display: grid; gap: .25rem; }
.menu a {
  display: flex; align-items: center; gap: .6rem; padding: .6rem .75rem;
  border-radius: 8px; color: var(--muted); text-decoration: none;
}
.menu a:hover { background: var(--panel-2); color: var(--text); }
.menu a.ativo { background: var(--panel-2); color: var(--accent); box-shadow: inset 3px 0 0 var(--accent); }
.menu svg { width: 18px; height: 18px; flex: none; }
.sidebar .sair { margin-top: auto; }

.conteudo { padding: 1.5rem; min-width: 0; }
.conteudo > section > h2 { font-size: 1.4rem; margin-bottom: 1rem; }
.card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.1rem; margin-bottom: 1rem;
}
.card h3 { font-size: 1rem; margin-bottom: .8rem; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.row { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; }
.row.end { justify-content: flex-end; }
.check { display: flex; align-items: center; gap: .5rem; color: var(--muted); font-size: .85rem; }
.check input { width: auto; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: .75rem; }
.stat { background: var(--bg); border: 1px solid var(--line); border-radius: 10px; padding: .7rem .9rem; }
.stat b { display: block; font-size: 1.3rem; color: var(--accent); }
.stat span { font-size: .78rem; color: var(--muted); }

table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: .5rem .6rem; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 500; font-size: .8rem; }
td.acoes { text-align: right; white-space: nowrap; }
.tbl-wrap { overflow-x: auto; }
.nome-arq { background: none; border: 0; color: var(--text); cursor: pointer; font: inherit; padding: 0; text-align: left; }
.nome-arq.dir { color: var(--accent); font-weight: 600; }

.crumbs { display: flex; flex-wrap: wrap; gap: .25rem; align-items: center; margin-bottom: .75rem; }
.crumbs button { background: none; border: 0; color: var(--accent); cursor: pointer; font: inherit; padding: .1rem .2rem; }
.crumbs span { color: var(--muted); }

.menu-toggle { display: none; }

@media (max-width: 800px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { flex-direction: row; align-items: center; flex-wrap: wrap; border-right: 0; border-bottom: 1px solid var(--line); }
  .menu { display: flex; flex-wrap: wrap; }
  .sidebar .sair { margin: 0 0 0 auto; }
  .grid2, .grid3 { grid-template-columns: 1fr; }
  .conteudo { padding: 1rem; }
}