/* ============================================================
   CEU Imagina · Sistema de diseño compartido (ceui.css)
   Una sola fuente de verdad para las tres páginas: tokens,
   cabecera, botones, campos, tablas, chips, toasts y diálogos.
   ============================================================ */

:root {
  --ceu: #1458cc; --ceu-deep: #0e46a8; --ceu-tint: #d9e4f7; --ceu-glow: rgba(20, 88, 204, .18);
  --ink: #172033; --ink-2: rgba(23, 32, 51, .70); --ink-3: rgba(23, 32, 51, .48);
  --bg: #e8edf5; --surface: #f4f7fb; --soft: #dde5f0;
  --line: #d0d9e7; --line-2: #bcc8da;
  --err: #c62828; --ok: #15803d; --warn: #b45309;
  --shadow-1: 0 1px 2px rgba(16, 24, 40, .05);
  --shadow-2: 0 12px 32px rgba(16, 24, 40, .12);
  --r-sm: 7px; --r-md: 10px; --r-lg: 14px;
  --font: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "JetBrains Mono", Consolas, monospace;
  color-scheme: light;
}
:root[data-theme="dark"] {
  --ceu: #5b93ff; --ceu-deep: #7aa7ff; --ceu-tint: #16223d; --ceu-glow: rgba(91, 147, 255, .22);
  --ink: #edeff4; --ink-2: rgba(237, 239, 244, .68); --ink-3: rgba(237, 239, 244, .44);
  --bg: #0d0f13; --surface: #14161c; --soft: #1a1d24;
  --line: #262a33; --line-2: #383d49;
  --err: #ff6b6b; --ok: #4ade80; --warn: #fbbf24;
  --shadow-1: 0 1px 2px rgba(0, 0, 0, .4);
  --shadow-2: 0 12px 32px rgba(0, 0, 0, .5);
  color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ceu: #5b93ff; --ceu-deep: #7aa7ff; --ceu-tint: #16223d; --ceu-glow: rgba(91, 147, 255, .22);
    --ink: #edeff4; --ink-2: rgba(237, 239, 244, .68); --ink-3: rgba(237, 239, 244, .44);
    --bg: #0d0f13; --surface: #14161c; --soft: #1a1d24;
    --line: #262a33; --line-2: #383d49;
    --err: #ff6b6b; --ok: #4ade80; --warn: #fbbf24;
    --shadow-1: 0 1px 2px rgba(0, 0, 0, .4);
    --shadow-2: 0 12px 32px rgba(0, 0, 0, .5);
    color-scheme: dark;
  }
}

/* ---------- Base ---------- */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 14.5px/1.55 var(--font); background: var(--bg); color: var(--ink); -webkit-font-smoothing: antialiased; }
/* Halo ambiental suave detrás de todo el contenido */
body::before { content: ""; position: fixed; inset: 0; pointer-events: none; z-index: -1;
  background: radial-gradient(900px 380px at 15% -5%, var(--ceu-glow), transparent 65%); opacity: .5; }
html { scroll-behavior: smooth; }
/* Transición suave de todo el interfaz al cambiar de tema (se activa solo durante el toggle) */
html.theme-anim, html.theme-anim *, html.theme-anim *::before, html.theme-anim *::after {
  transition: background-color .35s ease, color .35s ease, border-color .35s ease, box-shadow .35s ease, fill .35s ease, stroke .35s ease !important;
}
@keyframes ceui-enter { from { opacity: 0; transform: translateY(10px); } }
@keyframes ceui-fade-up { from { opacity: 0; transform: translateY(8px); } }
@keyframes ceui-grad-shift { 50% { background-position: 100% 0; } }

/* Logo oficial transparente; en modo oscuro se usa la variante clara */
.ceui-logo { display: block; content: url(/logo.png); }
@media (prefers-color-scheme: dark) { .ceui-logo { content: url(/logo-light.png); } }
:root[data-theme="dark"] .ceui-logo { content: url(/logo-light.png); }
:root[data-theme="light"] .ceui-logo { content: url(/logo.png); }
input, select, textarea, button { font: inherit; color: inherit; }
button { cursor: pointer; }
::selection { background: var(--ceu); color: #fff; }
:focus-visible { outline: 2px solid var(--ceu); outline-offset: 2px; border-radius: 4px; }
.field:focus-visible, .btn:focus-visible, .iconbtn:focus-visible { outline: none; }

* { scrollbar-width: thin; scrollbar-color: var(--line-2) transparent; }
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-thumb { background: var(--line-2); border-radius: 99px; border: 3px solid transparent; background-clip: content-box; }
*::-webkit-scrollbar-track { background: none; }

/* ---------- Cabecera ---------- */
.topline { height: 4px; background: linear-gradient(90deg, var(--ceu), var(--ceu-deep) 45%, #7aa7ff, var(--ceu)); background-size: 220% 100%; animation: ceui-topline 14s linear infinite; }
@keyframes ceui-topline { to { background-position: -220% 0; } }
header { border-bottom: 1px solid var(--line); background: var(--surface); }
header.sticky { position: sticky; top: 0; z-index: 5; background: color-mix(in srgb, var(--surface) 88%, transparent); backdrop-filter: saturate(1.4) blur(12px); }
.bar { max-width: 1440px; margin: 0 auto; padding: 12px 24px; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; color: inherit; flex: none; }
.brand-logo { display: block; height: 25px; width: auto; content: url(/logo-h.png); }
@media (prefers-color-scheme: dark) { .brand-logo { content: url(/logo-h-light.png); } }
:root[data-theme="dark"] .brand-logo { content: url(/logo-h-light.png); }
:root[data-theme="light"] .brand-logo { content: url(/logo-h.png); }
@media (max-width: 520px) { .brand-logo { height: 21px; } }
.mark { width: 33px; height: 33px; border-radius: 9px; background: linear-gradient(135deg, var(--ceu), var(--ceu-deep)); display: grid; place-items: center; box-shadow: 0 2px 8px var(--ceu-glow); flex: none; }
.mark svg { width: 17px; height: 17px; }
.wordmark { font-size: 18px; font-weight: 700; letter-spacing: -.02em; line-height: 1; }
.wordmark b { color: var(--ceu); }
nav { display: flex; gap: 4px; }
nav a { text-decoration: none; color: var(--ink-2); font-weight: 500; font-size: 14px; padding: 6px 12px; border-radius: 7px; transition: background .15s, color .15s; }
nav a:hover { color: var(--ink); background: var(--soft); }
nav a.on { color: var(--ceu); background: var(--ceu-tint); }
nav a[hidden] { display: none; }

/* ---------- Botones ---------- */
.btn { border: 1px solid var(--line-2); background: var(--surface); border-radius: var(--r-sm); padding: 7px 13px; font-weight: 500; font-size: 14px; transition: border-color .15s, color .15s, background .15s, box-shadow .15s; box-shadow: var(--shadow-1); }
.btn:hover { border-color: var(--ceu); color: var(--ceu); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--ceu); border-color: var(--ceu); color: #fff; font-weight: 600; }
.btn.primary:hover { background: var(--ceu-deep); border-color: var(--ceu-deep); color: #fff; }
.btn.danger:hover { border-color: var(--err); color: var(--err); }
.btn.sm { padding: 4px 9px; font-size: 12.5px; }
.btn.ghost { border-color: transparent; background: none; box-shadow: none; }
.btn.ghost:hover { background: var(--soft); }
.btn[disabled] { opacity: .55; cursor: wait; }
.iconbtn { border: 1px solid var(--line-2); background: var(--surface); border-radius: var(--r-sm); padding: 7px 10px; line-height: 1; display: inline-grid; place-items: center; transition: border-color .15s, color .15s; box-shadow: var(--shadow-1); }
.iconbtn:hover { border-color: var(--ceu); color: var(--ceu); }
.iconbtn svg { width: 16px; height: 16px; }

/* Cambio de tema */
.ceui-theme { border: 1px solid var(--line-2); background: var(--surface); border-radius: var(--r-sm); width: 34px; height: 34px; padding: 0; display: inline-grid; place-items: center; color: var(--ink-2); transition: border-color .15s, color .15s, transform .3s; box-shadow: var(--shadow-1); }
.ceui-theme:hover { border-color: var(--ceu); color: var(--ceu); transform: rotate(15deg); }
.ceui-theme svg { width: 17px; height: 17px; }

/* ---------- Campos ---------- */
.field { border: 1px solid var(--line-2); background: var(--surface); border-radius: var(--r-sm); padding: 8px 11px; outline: none; min-width: 0; transition: border-color .15s, box-shadow .15s; }
.field:focus { border-color: var(--ceu); box-shadow: 0 0 0 3px var(--ceu-glow); }
.field::placeholder { color: var(--ink-3); }
textarea.field { resize: vertical; line-height: 1.55; }
select.field { cursor: pointer; }
input[type=checkbox], input[type=radio] { accent-color: var(--ceu); }
label.f { display: flex; flex-direction: column; gap: 4px; }
label.f span, .flabel { font-size: 11.5px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }

/* ---------- Tarjetas, tablas, chips, etiquetas ---------- */
.card { border: 1px solid var(--line); border-radius: var(--r-md); padding: 18px; margin-bottom: 18px; background: var(--surface); box-shadow: var(--shadow-1); }
.card h3 { margin: 0 0 4px; font-size: 16px; letter-spacing: -.01em; }
.card > p { margin: 0 0 14px; color: var(--ink-2); font-size: 13.5px; }

.tablewrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th { text-align: left; font-size: 11.5px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-3); padding: 9px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
td { padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tr:last-child td { border-bottom: 0; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
tbody tr { transition: background .12s; }
tbody tr:hover { background: var(--soft); }
th.sortable { cursor: pointer; user-select: none; }
th.sortable:hover { color: var(--ink); }
th.sortable.on { color: var(--ceu); }

.tag { display: inline-block; font-size: 11.5px; font-weight: 600; padding: 2.5px 9px; border-radius: 99px; background: var(--soft); color: var(--ink-2); }
.tag.admin { background: var(--ceu-tint); color: var(--ceu); }
.tag.off { color: var(--err); }
.tag.ok { background: color-mix(in srgb, var(--ok) 12%, transparent); color: var(--ok); }

.chip { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; padding: 5px 12px; border-radius: 999px; border: 1px solid var(--line-2); background: var(--surface); transition: border-color .15s, color .15s, background .15s; }
.chip:hover { border-color: var(--ceu); color: var(--ceu); background: var(--ceu-tint); }
.chip button { border: 0; background: none; color: inherit; padding: 0 2px; font-size: 14px; line-height: 1; opacity: .7; }
.chip button:hover { opacity: 1; }

.meter { width: 110px; height: 7px; border-radius: 99px; background: var(--soft); overflow: hidden; display: inline-block; vertical-align: middle; margin-right: 8px; }
.meter i { display: block; height: 100%; background: var(--ok); border-radius: 99px; transition: width .4s; }
.meter i.low { background: #f59e0b; } .meter i.out { background: #dc2626; }

.note { font-size: 12.5px; color: var(--ink-3); }
.ok { color: var(--ok); font-weight: 600; } .warn { color: var(--warn); font-weight: 600; } .bad { color: var(--err); font-weight: 600; }
.mono { font-family: var(--mono); font-size: .92em; }

/* ---------- Estados de carga (skeletons) ---------- */
.skel { border-radius: 6px; background: linear-gradient(100deg, var(--soft) 40%, color-mix(in srgb, var(--ceu-tint) 70%, var(--soft)) 50%, var(--soft) 60%); background-size: 250% 100%; animation: ceui-shimmer 1.4s linear infinite; display: block; }
@keyframes ceui-shimmer { to { background-position: -150% 0; } }

/* ---------- Toast y diálogos ---------- */
#ceui-toast { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%) translateY(8px); background: var(--ink); color: var(--bg); padding: 11px 20px; border-radius: 10px; font-weight: 500; font-size: 14px; opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; z-index: 90; max-width: min(560px, 90vw); box-shadow: var(--shadow-2); }
#ceui-toast.on { opacity: 1; transform: translateX(-50%) translateY(0); }

.ui-modal { position: fixed; inset: 0; background: rgba(10, 12, 16, .5); display: grid; place-items: center; z-index: 95; padding: 16px; animation: ceui-fade .15s ease; }
@keyframes ceui-fade { from { opacity: 0; } }
.ui-card { width: min(400px, 100%); background: var(--surface); color: var(--ink); border-radius: var(--r-lg); padding: 24px; box-shadow: var(--shadow-2); animation: ceui-pop .18s cubic-bezier(.2, .9, .3, 1.2); }
/* Los menús y popovers aparecen con un pequeño rebote */
.acc-menu, .mentions { animation: ceui-pop .16s cubic-bezier(.2, .9, .3, 1.15); transform-origin: top right; }
@keyframes ceui-pop { from { opacity: 0; transform: scale(.94) translateY(6px); } }
.ui-card h3 { margin: 0 0 6px; font-size: 18px; letter-spacing: -.02em; }
.ui-card p { margin: 0 0 18px; color: var(--ink-2); font-size: 14px; line-height: 1.55; }
.ui-card .ui-row { display: flex; gap: 8px; justify-content: flex-end; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}