:root {
  /* Tema claro fixo. color-scheme importa: sem ele, quem está com o sistema
     operacional em modo escuro recebe campos de formulário e barras de rolagem
     escuras dentro de uma página clara. */
  color-scheme: light;

  --bg: #f6f7f9;
  --surface: #ffffff;
  --border: #e2e5ea;
  --text: #1a1d21;
  --muted: #6b7280;
  --accent: #2f6f4f;
  --accent-fraco: #e8f2ec;
  --perigo: #b3261e;
  --alerta: #8a6100;
  --alerta-fraco: #fdf3d8;
  --radius: 10px;
  --sombra: 0 1px 2px rgba(0, 0, 0, .06), 0 1px 3px rgba(0, 0, 0, .04);
}

* { box-sizing: border-box; }

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

/* --- Estrutura ---------------------------------------------------------- */

header.topo {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 20px;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  position: sticky;
  top: 0;
  z-index: 10;
}

header.topo .marca {
  font-weight: 650;
  padding: 14px 0;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* alt="" no HTML: o logo é decorativo, a palavra "Consultório" ao lado já
   nomeia a marca. Repetir em leitor de tela só atrapalha. */
header.topo .marca img { height: 34px; width: auto; }

header.topo nav { display: flex; gap: 4px; flex: 1; flex-wrap: wrap; }

header.topo nav a {
  color: var(--muted);
  text-decoration: none;
  padding: 14px 12px;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}

header.topo nav a:hover { color: var(--text); }
header.topo nav a.ativo { color: var(--accent); border-bottom-color: var(--accent); font-weight: 550; }

header.topo .usuario { color: var(--muted); font-size: 13px; display: flex; align-items: center; gap: 10px; }

main { max-width: 1080px; margin: 0 auto; padding: 24px 20px 64px; }

h1 { font-size: 22px; margin: 0; }
h2 { font-size: 16px; margin: 0 0 12px; }

.cabecalho-pagina {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.cartao {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--sombra);
  padding: 18px;
  margin-bottom: 18px;
}

.filtros { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; }

.grade { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

/* --- Formulários -------------------------------------------------------- */

label { display: block; font-size: 12px; font-weight: 600; color: var(--muted); margin-bottom: 5px; }

input, select, textarea {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
}

input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: -1px;
  border-color: var(--accent);
}

textarea { min-height: 74px; resize: vertical; }

button {
  padding: 9px 15px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
  font-weight: 550;
  cursor: pointer;
}

button:hover:not(:disabled) { border-color: var(--muted); }
button:disabled { opacity: .5; cursor: not-allowed; }

button.primario { background: var(--accent); border-color: var(--accent); color: #fff; }
button.primario:hover:not(:disabled) { filter: brightness(1.08); }
button.perigo { color: var(--perigo); }
button.discreto { border-color: transparent; background: none; color: var(--muted); padding: 4px 8px; font-size: 13px; }
button.discreto:hover:not(:disabled) { color: var(--text); background: var(--bg); }

.acoes { display: flex; gap: 10px; flex-wrap: wrap; }
.acoes-fim { justify-content: flex-end; }

/* --- Tabelas ------------------------------------------------------------ */

.rolagem { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; padding: 8px 10px; border-bottom: 1px solid var(--border); white-space: nowrap; }
td { padding: 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
tr:last-child td { border-bottom: none; }
td.acoes-celula { white-space: nowrap; text-align: right; }

/* --- Diversos ----------------------------------------------------------- */

.etiqueta {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--muted);
}

.etiqueta.ok { background: var(--accent-fraco); border-color: transparent; color: var(--accent); }
.etiqueta.aviso { background: var(--alerta-fraco); border-color: transparent; color: var(--alerta); }

.concluida { color: var(--muted); text-decoration: line-through; }
.vazio { color: var(--muted); padding: 24px 0; text-align: center; }
.dica { color: var(--muted); font-size: 13px; margin: 6px 0 0; }
.erro { color: var(--perigo); font-size: 14px; margin: 10px 0 0; }
.grupo-data { font-size: 13px; font-weight: 650; color: var(--muted); padding: 18px 10px 6px; }

/* --- Modal -------------------------------------------------------------- */

dialog {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  padding: 20px;
  width: min(540px, calc(100vw - 32px));
  box-shadow: 0 10px 40px rgba(0, 0, 0, .2);
}

dialog::backdrop { background: rgba(0, 0, 0, .4); }
dialog .grade { margin-bottom: 16px; }

/* --- Login -------------------------------------------------------------- */

.tela-login { display: grid; place-items: center; min-height: 100vh; padding: 20px; }
.tela-login .cartao { width: min(380px, 100%); }

.marca-login { display: flex; align-items: center; gap: 12px; }
.marca-login img { height: 52px; width: auto; }