* { box-sizing: border-box; }
body {
  font-family: -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  margin: 0; background: #f4f5f7; color: #222; line-height: 1.5;
}
h1 { font-size: 22px; margin: 0; }
h2 { font-size: 17px; margin: 0 0 14px; }
.sub { margin: 2px 0 0; color: #888; font-size: 13px; }
.muted { color: #999; font-size: 13px; }

/* Login */
.login {
  max-width: 340px; margin: 12vh auto; background: #fff; padding: 32px;
  border-radius: 12px; box-shadow: 0 4px 24px rgba(0,0,0,.06); text-align: center;
}
.login input { width: 100%; padding: 11px; margin: 16px 0 12px; border: 1px solid #ddd; border-radius: 8px; font-size: 15px; }
.login button { width: 100%; padding: 11px; border: 0; border-radius: 8px; background: #c0392b; color: #fff; font-size: 15px; cursor: pointer; }
.error { color: #c0392b; font-size: 14px; }

/* Cabecera */
.top {
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
  background: #fff; padding: 18px 24px; border-bottom: 1px solid #eaeaea;
}
.top-right { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.btn-check { background: #c0392b; color: #fff; border: 0; padding: 9px 16px; border-radius: 8px; cursor: pointer; font-size: 14px; }
.btn-check:hover { background: #a93226; }

.flash { max-width: 820px; margin: 16px auto 0; background: #e8f6ef; border: 1px solid #b8e0cd; color: #1e7a4d; padding: 12px 16px; border-radius: 8px; }

main { max-width: 820px; margin: 20px auto 60px; padding: 0 16px; display: grid; gap: 20px; }
.card { background: #fff; border-radius: 12px; padding: 22px; box-shadow: 0 1px 3px rgba(0,0,0,.05); }
.empty { color: #999; }

/* Lista de convenios */
.lista { width: 100%; border-collapse: collapse; }
.lista td { padding: 12px 0; border-bottom: 1px solid #f0f0f0; vertical-align: top; }
.lista tr.inactivo { opacity: .5; }
.acciones { text-align: right; white-space: nowrap; }
.tag { background: #eef2f7; color: #5a6a7a; font-size: 11px; padding: 2px 8px; border-radius: 20px; margin-left: 8px; }
.mini { border: 1px solid #ddd; background: #fff; border-radius: 6px; padding: 5px 10px; cursor: pointer; font-size: 13px; margin-left: 6px; }
.mini:hover { background: #f7f7f7; }
.mini.danger { color: #c0392b; border-color: #f0c9c4; }
.mini.probar { color: #1e7a4d; border-color: #b8e0cd; }
.tag.ali { background: #fdeee9; color: #c0392b; }

/* Añadir */
.add { margin-top: 18px; }
.add summary { cursor: pointer; color: #c0392b; font-weight: 600; }
.form-add { margin-top: 14px; display: grid; gap: 12px; }
.form-add label { display: grid; gap: 4px; font-size: 13px; color: #555; }
.form-add input, .form-add select { padding: 9px; border: 1px solid #ddd; border-radius: 8px; font-size: 14px; }
.form-add small { color: #aaa; }
.row { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
.btn-primary { background: #c0392b; color: #fff; border: 0; padding: 10px 18px; border-radius: 8px; cursor: pointer; justify-self: start; }

/* Avisos */
.avisos { list-style: none; margin: 0; padding: 0; }
.avisos li { display: flex; gap: 16px; padding: 14px 0; border-bottom: 1px solid #f0f0f0; }
.avisos .fecha { color: #c0392b; font-size: 13px; font-weight: 600; white-space: nowrap; min-width: 78px; }
.avisos p { margin: 4px 0 6px; color: #444; font-size: 14px; }
.avisos a { color: #c0392b; font-size: 13px; text-decoration: none; }
.avisos a:hover { text-decoration: underline; }

@media (max-width: 560px) {
  .row { grid-template-columns: 1fr; }
  .acciones { text-align: left; }
}