:root {
  --bg: #f4f6f7; --card: #ffffff; --text: #14211f; --muted: #5b6b68; --line: #dbe3e1;
  --accent: #0f766e; --accent-ink: #ffffff;
  --uso: #15803d; --uso-bg: #dcfce7; --ocioso: #a16207; --ocioso-bg: #fef3c7;
  --nunca: #475569; --nunca-bg: #e2e8f0; --semdados: #b91c1c; --semdados-bg: #fee2e2;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1716; --card: #17211f; --text: #e6efed; --muted: #9db0ac; --line: #2a3a37;
    --accent: #2dd4bf; --accent-ink: #042f2b;
    --uso: #86efac; --uso-bg: #14351f; --ocioso: #fcd34d; --ocioso-bg: #3a2c08;
    --nunca: #cbd5e1; --nunca-bg: #26323a; --semdados: #fca5a5; --semdados-bg: #3d1717;
  }
}
:root[data-theme="dark"] {
  --bg: #0f1716; --card: #17211f; --text: #e6efed; --muted: #9db0ac; --line: #2a3a37;
  --accent: #2dd4bf; --accent-ink: #042f2b;
  --uso: #86efac; --uso-bg: #14351f; --ocioso: #fcd34d; --ocioso-bg: #3a2c08;
  --nunca: #cbd5e1; --nunca-bg: #26323a; --semdados: #fca5a5; --semdados-bg: #3d1717;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { color-scheme: light dark; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; padding: 0 16px env(safe-area-inset-bottom); }
h1 { font-size: 1.25rem; margin: 0; }
.login { max-width: 360px; margin: 18vh auto 0; display: grid; gap: 16px; }
label { display: grid; gap: 4px; font-size: .9rem; color: var(--muted); }
input, select { font: inherit; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--card); color: var(--text); min-height: 44px; width: 100%; }
button { font: inherit; min-height: 44px; padding: 0 16px; border: 0; border-radius: 8px; background: var(--accent); color: var(--accent-ink); cursor: pointer; }
button.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
.erro { color: var(--semdados); margin: 0; font-size: .9rem; }
.topo { display: flex; gap: 10px; align-items: center; padding: 14px 0; position: sticky; top: 0; background: var(--bg); }
.topo select { flex: 1; min-width: 0; }
.aviso { margin: 0 0 12px; padding: 10px 12px; border-radius: 8px; background: var(--semdados-bg); color: var(--semdados); font-size: .95rem; }
.lista { list-style: none; margin: 0; padding: 0 0 24px; display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.cartao { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px; display: grid; gap: 6px; text-align: left; width: 100%; color: inherit; min-height: 0; }
.cartao .linha { display: flex; justify-content: space-between; gap: 8px; align-items: baseline; }
.cartao .nome { font-weight: 600; }
.cartao .sub, .cartao .meta { color: var(--muted); font-size: .9rem; }
.selo { font-size: .85rem; font-weight: 600; padding: 3px 10px; border-radius: 999px; white-space: nowrap; }
.selo.em_uso { background: var(--uso-bg); color: var(--uso); }
.selo.ocioso { background: var(--ocioso-bg); color: var(--ocioso); }
.selo.nunca { background: var(--nunca-bg); color: var(--nunca); }
.selo.sem_dados { background: var(--semdados-bg); color: var(--semdados); }
.vazio { color: var(--muted); text-align: center; margin-top: 32px; }
dialog { border: 1px solid var(--line); border-radius: 12px; background: var(--card); color: var(--text); width: min(92vw, 380px); padding: 18px; }
dialog::backdrop { background: rgba(0, 0, 0, .45); }
dialog form { display: grid; gap: 12px; }
dialog h2 { margin: 0; font-size: 1.1rem; }
.acoes { display: flex; gap: 10px; justify-content: flex-end; }