*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --cor-primaria: #1a56a0;
  --cor-primaria-hover: #154490;
  --cor-erro: #c0392b;
  --cor-sucesso: #27ae60;
  --cor-aviso: #e67e22;
  --cor-fundo: #f4f6f9;
  --cor-card: #ffffff;
  --borda: #d1d9e0;
  --texto: #1a1a2e;
  --texto-secundario: #555;
  font-size: 16px;
}

body {
  font-family: system-ui, -apple-system, sans-serif;
  background: var(--cor-fundo);
  color: var(--texto);
  min-height: 100vh;
}

/* Layout de autenticação */
.auth-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1rem;
}

.auth-card {
  background: var(--cor-card);
  border: 1px solid var(--borda);
  border-radius: 8px;
  padding: 2rem;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 2px 8px rgba(0,0,0,.08);
}

.auth-card h1 { font-size: 1.1rem; color: var(--cor-primaria); margin-bottom: .25rem; }
.auth-card h2 { font-size: 1.5rem; margin-bottom: 1.5rem; }

/* Formulários */
form { display: flex; flex-direction: column; gap: 1rem; }

label { display: flex; flex-direction: column; gap: .4rem; font-size: .9rem; font-weight: 500; }

input[type="text"],
input[type="email"],
input[type="password"],
input[type="date"] {
  padding: .6rem .75rem;
  border: 1px solid var(--borda);
  border-radius: 6px;
  font-size: 1rem;
  transition: border-color .15s;
}
input:focus { outline: none; border-color: var(--cor-primaria); box-shadow: 0 0 0 3px rgba(26,86,160,.15); }

button[type="submit"] {
  padding: .7rem;
  background: var(--cor-primaria);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s;
  margin-top: .5rem;
}
button[type="submit"]:hover { background: var(--cor-primaria-hover); }
button[type="submit"]:disabled { opacity: .6; cursor: not-allowed; }

.auth-link { margin-top: 1rem; font-size: .9rem; color: var(--texto-secundario); text-align: center; }
.auth-link a { color: var(--cor-primaria); text-decoration: none; font-weight: 500; }
.auth-link a:hover { text-decoration: underline; }

/* Mensagens */
.msg-erro {
  padding: .7rem 1rem;
  background: #fdecea;
  border: 1px solid #f5c6c2;
  border-radius: 6px;
  color: var(--cor-erro);
  font-size: .9rem;
}
.msg-sucesso {
  padding: .7rem 1rem;
  background: #eafaf1;
  border: 1px solid #a9dfbf;
  border-radius: 6px;
  color: var(--cor-sucesso);
  font-size: .9rem;
}

/* Shell principal */
.shell-header {
  background: var(--cor-primaria);
  color: #fff;
  padding: .75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.shell-header h1 { font-size: 1.1rem; }
.shell-header button {
  background: rgba(255,255,255,.2);
  border: 1px solid rgba(255,255,255,.4);
  color: #fff;
  padding: .4rem .9rem;
  border-radius: 5px;
  cursor: pointer;
  font-size: .9rem;
}
.shell-main { padding: 1.5rem; }

/* Campos de formulário */
.campo {
  display: block;
  width: 100%;
  padding: .5rem .75rem;
  border: 1px solid var(--borda);
  border-radius: 6px;
  font-size: .95rem;
  font-family: inherit;
  color: var(--texto);
  background: #fff;
  margin-top: .25rem;
  transition: border-color .15s;
}
.campo:focus {
  outline: none;
  border-color: var(--cor-primaria);
  box-shadow: 0 0 0 3px rgba(26,86,160,.15);
}

/* Modais */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 1rem;
}
.modal-card {
  background: var(--cor-card);
  border-radius: 10px;
  padding: 1.5rem;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 8px 32px rgba(0,0,0,.18);
}
.modal-card h3 { font-size: 1.1rem; margin-bottom: 1rem; }

/* Cards de agenda */
.agenda-card {
  background: var(--cor-card);
  border: 1px solid var(--borda);
  border-radius: 8px;
  padding: 1rem;
  cursor: default;
  transition: box-shadow .15s;
}
.agenda-card:hover { box-shadow: 0 2px 8px rgba(0,0,0,.08); }
.agenda-card--arquivada { opacity: .6; }

/* Calendário */
.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  margin-bottom: .5rem;
}
.cal-cabecalho {
  text-align: center;
  font-size: .75rem;
  font-weight: 600;
  color: var(--texto-secundario);
  padding: .25rem 0;
}
.cal-dia {
  min-height: 56px;
  border: 1px solid var(--borda);
  border-radius: 6px;
  padding: .3rem .4rem;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  transition: opacity .1s;
}
.cal-dia:hover { opacity: .8; }
.cal-dia--selecionado { outline: 2px solid var(--cor-primaria); }
.cal-dia-num { font-size: .8rem; font-weight: 600; }
.cal-dia-label { font-size: .7rem; color: var(--texto-secundario); margin-top: auto; }