:root {
  --bg: #0f1117; --panel: #171a22; --panel2: #1d2130;
  --text: #e6e8ef; --dim: #9aa1b3; --line: #2a2f3d;
  --acc: #4f8cff; --ok: #2ecc71; --err: #ff5c5c;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg); color: var(--text);
  -webkit-tap-highlight-color: transparent;
}
a { color: var(--acc); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ===== Layout (mobile-first) ===== */
.top {
  position: sticky; top: 0; z-index: 5;
  display: flex; flex-direction: column; gap: 6px;
  padding: 10px 14px;
  background: var(--panel); border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; font-size: 15px; white-space: nowrap; }
.dim { color: var(--dim); font-weight: 400; }
.top nav {
  display: flex; gap: 4px;
  overflow-x: auto; -webkit-overflow-scrolling: touch;
  scrollbar-width: none; margin: 0 -14px; padding: 0 14px;
}
.top nav::-webkit-scrollbar { display: none; }
.top nav a {
  flex: 0 0 auto; color: var(--dim);
  padding: 7px 11px; border-radius: 8px;
  white-space: nowrap; font-size: 13px;
}
.top nav a:hover { color: var(--text); text-decoration: none; }
.top nav a.on { color: var(--text); background: var(--panel2); }

.wrap { max-width: 1150px; margin: 16px auto; padding: 0 14px; }
.foot { text-align: center; color: var(--dim); padding: 20px 14px; font-size: 12px; }

h1 { font-size: 19px; margin: 0 0 12px; line-height: 1.3; word-wrap: break-word; }
h2 { font-size: 15px; margin: 0 0 10px; }
.count { color: var(--dim); font-size: 13px; font-weight: 400; }

/* ===== Tarjetas / rejillas ===== */
.card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 12px; padding: 14px; margin-bottom: 14px;
  overflow-x: auto; -webkit-overflow-scrolling: touch;
}
.card-inner { background: var(--panel2); border: 1px solid var(--line); border-radius: 8px; padding: 12px; margin: 12px 0; }
.grid2 { display: grid; grid-template-columns: 1fr; gap: 12px; }

.toolbar { display: flex; flex-direction: column; gap: 10px; margin-bottom: 14px; }
.toolbar h1 { margin: 0; }
.toolbar .actions { display: flex; flex-wrap: wrap; gap: 8px; }
.toolbar .actions form { margin: 0; }

/* ===== Tablas ===== */
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 9px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { color: var(--dim); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: .04em; white-space: nowrap; }
tr:last-child td { border-bottom: none; }
td.strong { font-weight: 600; }
@media (max-width: 719px) {
  .card > table { min-width: 620px; }
  .code { white-space: pre-wrap; word-break: break-word; }
}

/* ===== Etiquetas ===== */
.pill { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 12px; background: color-mix(in srgb, var(--c, #777) 22%, transparent); color: var(--c, #ddd); border: 1px solid color-mix(in srgb, var(--c, #777) 45%, transparent); white-space: nowrap; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 6px; font-size: 12px; white-space: nowrap; }
.badge.on { background: color-mix(in srgb, var(--ok) 18%, transparent); color: var(--ok); }
.badge.off { background: color-mix(in srgb, var(--err) 15%, transparent); color: var(--err); }
.chip { display: inline-block; padding: 4px 10px; background: var(--panel2); border: 1px solid var(--line); border-radius: 8px; margin: 3px; font-size: 12px; color: var(--dim); }
.chips { display: flex; flex-wrap: wrap; }

/* ===== Botones ===== */
.btn {
  display: inline-block; border: 1px solid var(--acc); color: var(--acc);
  background: transparent; border-radius: 8px;
  padding: 10px 14px; font-size: 14px; cursor: pointer;
  text-align: center;
}
.btn:hover { background: color-mix(in srgb, var(--acc) 14%, transparent); text-decoration: none; }
.btn.mini { padding: 7px 11px; font-size: 12px; }
.btn.danger { border-color: var(--err); color: var(--err); }
.btn.danger:hover { background: color-mix(in srgb, var(--err) 14%, transparent); }
.btn.ok { border-color: var(--ok); color: var(--ok); }
@media (max-width: 719px) {
  .btn.full-m { width: 100%; }
}

/* ===== Flash / formularios ===== */
.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 12px; border: 1px solid; word-wrap: break-word; }
.flash.ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 45%, transparent); background: color-mix(in srgb, var(--ok) 10%, transparent); }
.flash.err { color: var(--err); border-color: color-mix(in srgb, var(--err) 45%, transparent); background: color-mix(in srgb, var(--err) 10%, transparent); }

.code { background: #0b0d12; border: 1px solid var(--line); border-radius: 8px; padding: 12px; font: 12px/1.5 ui-monospace, "Cascadia Code", Menlo, monospace; overflow-x: auto; white-space: pre; color: #c9d1e8; }
.code.log { max-height: 420px; overflow-y: auto; }

form.inline { display: inline-block; margin: 0; }
label { display: block; margin: 8px 0 4px; color: var(--dim); font-size: 13px; }
input, select, button { font: inherit; }
input[type=text], input[type=password], input[type=number], select {
  width: 100%; background: var(--panel2); border: 1px solid var(--line);
  color: var(--text); border-radius: 8px; padding: 11px 12px;
}
input[type=checkbox] { width: auto; margin-right: 6px; vertical-align: middle; transform: scale(1.15); }
input:focus, select:focus { outline: 2px solid var(--acc); outline-offset: 0; border-color: transparent; }
small { display: block; margin-top: 4px; }
.danger { color: var(--err); }

/* ===== Login ===== */
.login-body { display: grid; place-items: center; min-height: 100vh; padding: 16px; }
.login-card { width: 100%; max-width: 360px; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 24px; }
.login-card .brand { font-size: 18px; margin-bottom: 18px; display: block; }
.login-card .btn { width: 100%; margin-top: 12px; }

/* ===== Tabletas / escritorio ===== */
@media (min-width: 720px) {
  .top { flex-direction: row; justify-content: space-between; align-items: center; gap: 0; padding: 12px 24px; }
  .top nav { margin: 0; padding: 0; gap: 4px; }
  .top nav a { font-size: 14px; }
  .wrap { padding: 0 24px; margin: 24px auto; }
  .card { padding: 18px; margin-bottom: 20px; }
  .grid2 { grid-template-columns: 1fr 1fr; gap: 16px; }
  .toolbar { flex-direction: row; justify-content: space-between; align-items: center; gap: 0; margin-bottom: 16px; }
  h1 { font-size: 22px; }
  h2 { font-size: 16px; }
  th, td { padding: 9px 10px; }
  input[type=text], input[type=password], input[type=number], select { padding: 9px 11px; }
  input[type=checkbox] { transform: none; }
}