/* Páginas de acceso y administración · identidad Tramo */
:root {
  --black: #0A0A0A; --g1: #141414; --g2: #1E1E1E; --g3: #2A2A2A; --g4: #444; --g5: #888; --g6: #AAAAAA;
  --cream: #F0EDE8; --lime: #C8F135; --red: #ff6b6b; --ok: #7fd18b;
  color-scheme: dark;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; min-height: 100%; }
body { background: var(--black); color: var(--cream); font: 15px/1.55 "DM Sans", system-ui, sans-serif; }
body.center { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; }
a { color: var(--lime); }
h1, h2 { font-family: Syne, "DM Sans", sans-serif; margin: 0; letter-spacing: -0.01em; }
h1 { font-size: 28px; font-weight: 800; }
h2 { font-size: 17px; font-weight: 700; margin-bottom: 14px; }
code { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; background: var(--g2); padding: 2px 6px; border-radius: 6px; }
.muted { color: var(--g5); }
.small { font-size: 12.5px; }
.nowrap { white-space: nowrap; }
:focus-visible { outline: 2px solid var(--lime); outline-offset: 2px; }

/* Login */
.login { width: min(400px, 100%); }
.login-logo { width: 240px; display: block; margin: 0 0 14px; }
.login-lead { color: var(--g6); margin: 0 0 22px; }
.login-foot { color: var(--g5); font-size: 13px; margin-top: 16px; }

/* Barra */
.bar { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 14px 24px; border-bottom: 1px solid var(--g3); flex-wrap: wrap; }
.bar-brand { display: flex; align-items: center; gap: 14px; text-decoration: none; color: var(--g6); font-size: 12.5px; text-transform: uppercase; letter-spacing: .06em; }
.bar-brand img { height: 24px; }
.bar-brand b { color: var(--cream); }
.bar-nav { display: flex; gap: 18px; flex-wrap: wrap; }
.bar-nav a { color: var(--g6); text-decoration: none; font-size: 14px; }
.bar-nav a:hover { color: var(--cream); }

.wrap { max-width: 1120px; margin: 0 auto; padding: 28px 24px 60px; }
.wrap.narrow { max-width: 520px; }
.page-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }

/* Tarjetas y formularios */
.card { background: var(--g1); border: 1px solid var(--g3); border-radius: 14px; padding: 20px; margin-top: 18px; }
.form { display: flex; flex-direction: column; gap: 14px; }
.form label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--g6); font-weight: 500; }
.form label small { color: var(--g5); font-weight: 400; }
input[type=text], input[type=password], input[type=datetime-local], select, textarea {
  font: inherit; color: var(--cream); background: var(--g2); border: 1px solid var(--g4); border-radius: 10px; padding: 10px 12px; min-height: 42px; width: 100%;
}
textarea { resize: vertical; font-size: 13.5px; }
input:focus, select:focus, textarea:focus { border-color: var(--lime); outline: none; }
.grid-form { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 18px; }
.span-2 { grid-column: 1 / -1; }
label.check { flex-direction: row !important; align-items: center; gap: 8px !important; color: var(--g6); }
label.check input { width: 16px; height: 16px; accent-color: var(--lime); }

.btn { font: inherit; font-weight: 500; font-size: 14px; display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 40px; padding: 0 16px; border-radius: 10px; border: 1px solid var(--g4); background: var(--g2); color: var(--cream); cursor: pointer; text-decoration: none; }
.btn:hover { background: var(--g3); }
.btn-primary { background: var(--lime); border-color: var(--lime); color: var(--black); font-weight: 700; }
.btn-primary:hover { background: #b9e021; }
.btn-danger { border-color: #6b2b2b; color: var(--red); }
.btn-block { width: 100%; }

.alert { border-radius: 10px; padding: 10px 14px; background: var(--g2); border: 1px solid var(--g4); font-size: 14px; margin: 14px 0 0; }
.form .alert { margin: 0; }
.alert-error { border-color: #6b2b2b; color: var(--red); background: #1f1212; }
.alert-ok { border-color: #3d5214; color: var(--lime); background: #151a0a; }

/* Credenciales recién creadas */
.cred { border-color: var(--lime); }
.cred-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.tag { font-size: 12px; color: var(--black); background: var(--lime); padding: 2px 10px; border-radius: 999px; font-weight: 600; }
.cred-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 6px 0 14px; }
.cred-grid dt { font-size: 12px; color: var(--g5); }
.cred-grid dd { margin: 4px 0 0; font-size: 16px; }
.cred-grid code { font-size: 16px; }
.msg { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--g6); }
.row-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }

/* Tablas */
.tbl-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 10px; border-bottom: 1px solid var(--g3); vertical-align: top; }
th { font-size: 11.5px; text-transform: uppercase; letter-spacing: .06em; color: var(--g5); font-weight: 600; }
td.n, th.n { text-align: right; }
tr.st-vencido td, tr.st-desactivado td { color: var(--g5); }
tr.warn td:nth-child(2) { color: #f0b35a; }
.pill { font-size: 12px; padding: 2px 10px; border-radius: 999px; font-weight: 600; }
.pill-activo { background: #1c2a08; color: var(--lime); }
.pill-vencido { background: #2a1d0b; color: #f0b35a; }
.pill-desactivado { background: var(--g3); color: var(--g6); }

details.actions summary { cursor: pointer; color: var(--lime); font-size: 13.5px; list-style: none; }
details.actions summary::-webkit-details-marker { display: none; }
details.actions summary::after { content: " ▾"; }
.actions-body { display: flex; flex-direction: column; gap: 8px; margin-top: 10px; min-width: 300px; }
form.inline { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
form.inline select, form.inline input[type=datetime-local] { width: auto; min-height: 36px; padding: 6px 10px; }
form.inline .btn { min-height: 36px; padding: 0 12px; font-size: 13px; }

@media (max-width: 720px) {
  .grid-form, .cred-grid { grid-template-columns: 1fr; }
  .wrap { padding: 20px 16px 48px; }
  .bar { padding: 12px 16px; }
}