:root {
  --bg: #f6f6f4;
  --card: #ffffff;
  --ink: #1b1d22;
  --ink-2: #4a4f59;
  --ink-3: #7a808b;
  --line: #e3e3df;
  --brand: #1f3a5f;
  --brand-ink: #ffffff;
  --accent: #c8952e;
  --ok: #1d7a46;
  --warn: #9a6200;
  --bad: #b3261e;
  --r: 12px;
  --r-sm: 8px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111317;
    --card: #1a1d22;
    --ink: #eceef1;
    --ink-2: #bfc4cc;
    --ink-3: #8b919b;
    --line: #2b2f36;
    --brand: #3d6aa3;
    --ok: #4cc283;
    --warn: #e0a640;
    --bad: #f07167;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

a { color: var(--brand); }

.topo {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  background: var(--brand);
  color: var(--brand-ink);
}
.topo strong { font-size: 16px; letter-spacing: .02em; }
.topo .quem { margin-left: auto; font-size: 13px; opacity: .85; text-align: right; }
.topo button { background: transparent; border: 1px solid rgba(255,255,255,.35); color: inherit; }

main { max-width: 1040px; margin: 0 auto; padding: 24px 16px 48px; }

.cartao {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 20px;
}

h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 16px; margin: 0 0 12px; }
.sub { color: var(--ink-3); margin: 0 0 20px; }

label { display: block; font-size: 13px; color: var(--ink-2); margin: 12px 0 4px; }
input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--card);
  color: var(--ink);
  font: inherit;
}
input:focus { outline: 2px solid var(--brand); outline-offset: -1px; }

button {
  font: inherit;
  font-size: 14px;
  padding: 9px 16px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  cursor: pointer;
}
button.primario { background: var(--brand); border-color: var(--brand); color: var(--brand-ink); width: 100%; margin-top: 18px; }
button:disabled { opacity: .6; cursor: wait; }
button.pequeno { padding: 5px 10px; font-size: 13px; }

.msg { margin-top: 14px; padding: 10px 12px; border-radius: var(--r-sm); font-size: 14px; display: none; }
.msg.erro { display: block; background: color-mix(in srgb, var(--bad) 12%, transparent); color: var(--bad); }
.msg.ok { display: block; background: color-mix(in srgb, var(--ok) 12%, transparent); color: var(--ok); }

/* Tela de entrada */
.entrada { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; }
.entrada .cartao { width: 100%; max-width: 400px; }
.marca { font-weight: 700; color: var(--brand); letter-spacing: .04em; margin-bottom: 4px; }
.abas { display: flex; gap: 4px; margin: 16px 0 4px; border-bottom: 1px solid var(--line); }
.abas button { border: 0; border-bottom: 2px solid transparent; border-radius: 0; background: none; color: var(--ink-3); padding: 8px 12px; }
.abas button[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--brand); font-weight: 600; }

/* Painel */
.grade { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.ferramenta { display: block; text-decoration: none; color: inherit; }
.ferramenta:hover { border-color: var(--brand); }
.ferramenta p { color: var(--ink-3); margin: 4px 0 0; font-size: 14px; }
.vazio { color: var(--ink-3); font-size: 14px; }

section + section { margin-top: 28px; }

.tabela-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--ink-3); font-weight: 600; }
td .acoes { display: flex; gap: 6px; flex-wrap: wrap; }
.selo { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.selo.pendente { background: color-mix(in srgb, var(--warn) 15%, transparent); color: var(--warn); }
.selo.ativo { background: color-mix(in srgb, var(--ok) 15%, transparent); color: var(--ok); }
.selo.bloqueado { background: color-mix(in srgb, var(--bad) 15%, transparent); color: var(--bad); }
.pequeno-texto { color: var(--ink-3); font-size: 12px; }

@media (max-width: 600px) {
  .topo { padding: 10px 16px; }
  .topo .quem span { display: none; }
}