/* ═══════════════════════════════════════════════════════════════════════════
   UNIR2 — Sistema visual "Red de Sinaps" (v2)
   Oscuro por defecto (tejido neuronal), claro con el botón del tema.
   Las páginas aún no migradas se muestran en claro (data-theme="light").
   ═══════════════════════════════════════════════════════════════════════════ */
:root{
  --bg:#060812; --bg2:#0B0F22; --surface:rgba(16,20,40,.62); --surface-2:rgba(20,25,50,.88); --surface-solid:#0F1428;
  --line:rgba(140,150,255,.16); --line-strong:rgba(140,150,255,.30);
  --fg:#E9ECFF; --muted:#A3AAD0; --faint:#6F77A3;
  --brand:#2F9BFF; --synapse:#4FE3FF; --axon:#8C7BFF; --spark:#FF6BD6;
  --ok:#3BE59A; --ok-bg:rgba(59,229,154,.12); --warn:#FFC15C; --warn-bg:rgba(255,193,92,.12);
  --danger:#FF6B7A; --danger-bg:rgba(255,107,122,.12); --idle:#8D94BB; --idle-bg:rgba(141,148,187,.12); --info:#7DB8FF; --info-bg:rgba(125,184,255,.12);
  --btn:#E9ECFF; --btn-fg:#0A0D1F; --input:rgba(8,11,26,.6);
  --shadow:0 20px 60px -24px rgba(0,0,0,.6);
  --f-display:"Unbounded","Manrope",system-ui,sans-serif;
  --f-body:"Manrope",system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,monospace;
  --r:16px; --r-sm:11px; --side-w:248px; --top-h:64px;
  color-scheme:dark;
}
:root[data-theme="light"]{
  --bg:#EEF0FA; --bg2:#E4E7F6; --surface:rgba(255,255,255,.78); --surface-2:rgba(255,255,255,.96); --surface-solid:#FFFFFF;
  --line:rgba(40,50,120,.12); --line-strong:rgba(40,50,120,.24);
  --fg:#12142B; --muted:#4E5580; --faint:#7A80A6;
  --brand:#1C7CE0; --synapse:#0A86B8; --axon:#5B47E0; --spark:#C2329E;
  --ok:#0F7F4E; --ok-bg:rgba(15,127,78,.1); --warn:#9A5B00; --warn-bg:rgba(154,91,0,.1);
  --danger:#C42840; --danger-bg:rgba(196,40,64,.08); --idle:#5D6386; --idle-bg:rgba(93,99,134,.1); --info:#1C64C9; --info-bg:rgba(28,100,201,.08);
  --btn:#12142B; --btn-fg:#FFFFFF; --input:#FFFFFF;
  --shadow:0 16px 40px -20px rgba(20,30,80,.25);
  color-scheme:light;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{min-height:100vh;background:var(--bg);color:var(--fg);font-family:var(--f-body);font-size:15px;line-height:1.5;
  background-image:radial-gradient(1200px 700px at 75% -10%,color-mix(in srgb,var(--axon) 13%,transparent),transparent 70%),
                   radial-gradient(900px 600px at 0% 100%,color-mix(in srgb,var(--synapse) 8%,transparent),transparent 70%);
  background-attachment:fixed}
a{color:var(--synapse);text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--synapse);outline-offset:2px;border-radius:8px}
[hidden]{display:none!important}
.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
.muted{color:var(--muted)}

/* ── Shell ─────────────────────────────────────────────────────────────── */
.u-side{position:fixed;top:0;left:0;bottom:0;width:var(--side-w);z-index:200;display:flex;flex-direction:column;gap:18px;padding:18px 12px;
  background:var(--surface);border-right:1px solid var(--line);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);transition:transform .25s}
.u-brand{display:flex;align-items:center;gap:10px;padding:0 8px}
.u-brand img{width:36px;height:36px;border-radius:10px;flex:0 0 36px;display:block}
.u-brand b{display:block;font-family:var(--f-display);font-weight:600;font-size:15px;letter-spacing:.03em;color:var(--fg)}
.u-brand small{display:block;color:var(--muted);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:160px}
.u-nav{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:2px;margin:0 -4px;padding:0 4px}
.u-nav-label{font-size:11px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--faint);padding:14px 10px 6px}
.u-nav a{display:flex;align-items:center;gap:11px;min-height:40px;padding:6px 10px;border-radius:10px;color:var(--muted);font-weight:600;font-size:14px}
.u-nav a i{font-size:16px;width:20px;text-align:center;flex:0 0 20px}
.u-nav a span.t{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.u-nav a:hover{background:color-mix(in srgb,var(--fg) 6%,transparent);color:var(--fg)}
.u-nav a.on{background:color-mix(in srgb,var(--synapse) 13%,transparent);color:var(--fg)}
.u-nav a.on i{color:var(--synapse)}
.u-badge{min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:var(--danger);color:#fff;font-size:11px;font-weight:800;display:inline-flex;align-items:center;justify-content:center}
.u-plan{border:1px solid var(--line);border-radius:14px;padding:12px;display:flex;flex-direction:column;gap:8px;background:color-mix(in srgb,var(--bg) 40%,transparent)}
.u-plan-row{display:flex;justify-content:space-between;gap:8px;font-size:13px}
.u-plan-row span{color:var(--muted)}
.u-bar{height:6px;border-radius:3px;background:var(--line);overflow:hidden}
.u-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--synapse),var(--axon));border-radius:3px}
.u-user{display:flex;align-items:center;gap:10px;padding:4px}
.u-user a{display:flex;align-items:center;gap:10px;flex:1;min-width:0;color:inherit;border-radius:10px;padding:4px}
.u-user a:hover{background:color-mix(in srgb,var(--fg) 6%,transparent)}
.u-avatar{width:34px;height:34px;border-radius:50%;object-fit:cover;flex:0 0 34px;display:grid;place-items:center;font-weight:800;font-size:13px;
  background:color-mix(in srgb,var(--synapse) 18%,transparent);color:var(--synapse)}
.u-user b{display:block;font-size:13.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.u-user small{display:block;font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.u-iconbtn{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:color-mix(in srgb,var(--bg) 50%,transparent);
  display:inline-grid;place-items:center;cursor:pointer;color:var(--fg);position:relative;flex:0 0 40px}
.u-iconbtn:hover{border-color:var(--line-strong);color:var(--fg)}
.u-iconbtn i{font-size:17px}
.u-iconbtn .u-badge{position:absolute;top:-5px;right:-5px}

.u-main{margin-left:var(--side-w);min-height:100vh;display:flex;flex-direction:column}
.u-top{position:sticky;top:0;z-index:100;height:var(--top-h);display:flex;align-items:center;gap:12px;padding:0 28px;
  border-bottom:1px solid var(--line);background:var(--surface);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.u-top .crumb{flex:1;min-width:0;font-size:14px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.u-top .crumb b{color:var(--fg);font-weight:700}
.u-top .mlogo{display:none;width:32px;height:32px;border-radius:9px}
.u-menu{display:none}
.page-content,.u-page{width:100%;max-width:1400px;padding:26px 28px 48px;display:block}
.page-content.legacy{max-width:1100px}
.u-overlay{display:none;position:fixed;inset:0;background:rgba(3,5,14,.55);z-index:150;backdrop-filter:blur(3px)}

/* Barra inferior (móvil) */
.u-bottom{display:none;position:fixed;left:0;right:0;bottom:0;z-index:250;height:calc(64px + env(safe-area-inset-bottom,0px));
  padding:6px 8px env(safe-area-inset-bottom,0px);background:var(--surface-2);border-top:1px solid var(--line);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);grid-template-columns:repeat(4,minmax(0,1fr))}
.u-bottom a,.u-bottom button{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;border:0;background:none;cursor:pointer;
  color:var(--faint);font-size:11px;font-weight:700;border-radius:12px}
.u-bottom i{font-size:19px}
.u-bottom .on{color:var(--synapse);background:color-mix(in srgb,var(--synapse) 10%,transparent)}

/* Banners de sistema (impersonación / suspensión) */
.u-sysbar{position:sticky;top:0;z-index:300;display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:9px 16px;font-size:13px;font-weight:600;color:#fff}
.u-sysbar.imp{background:linear-gradient(90deg,#b45309,#b91c1c)}
.u-sysbar.pay{background:linear-gradient(90deg,#b91c1c,#7f1d1d)}
.u-sysbar .info{flex:1;min-width:200px}
.u-sysbar .info small{display:block;font-weight:500;opacity:.9}
.u-sysbar a,.u-sysbar button{background:rgba(255,255,255,.95);color:#7f1d1d;border:0;border-radius:9px;padding:6px 12px;font-weight:800;font-size:12.5px;cursor:pointer;display:inline-flex;gap:6px;align-items:center}
.u-sysbar .ghost{background:rgba(0,0,0,.22);color:#fff;border:1px solid rgba(255,255,255,.35)}

/* ── Componentes ───────────────────────────────────────────────────────── */
.u-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:22px}
.u-head h1{font-family:var(--f-display);font-weight:500;font-size:clamp(20px,2.4vw,26px);letter-spacing:.01em;line-height:1.2;text-wrap:balance}
.u-head p{color:var(--muted);font-size:14px;margin-top:4px}
.u-title{font-family:var(--f-display);font-weight:500;font-size:15px;letter-spacing:.01em}
.u-card{border-radius:var(--r);border:1px solid var(--line);background:var(--surface);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);padding:18px 20px}
.u-card-head{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:14px}
.u-grid{display:grid;gap:16px}
.u-grid.cards{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}
.u-row{display:flex;gap:16px;flex-wrap:wrap;align-items:flex-start}
.u-row > *{min-width:0}

.u-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:0 16px;border-radius:12px;font-weight:700;font-size:14px;
  cursor:pointer;border:1px solid transparent;background:var(--btn);color:var(--btn-fg);white-space:nowrap;transition:filter .15s,border-color .15s}
.u-btn:hover{filter:brightness(1.07);color:var(--btn-fg)}
.u-btn.brand{background:var(--brand);color:#fff}
.u-btn.ghost{background:transparent;color:var(--fg);border-color:var(--line-strong)}
.u-btn.ghost:hover{border-color:var(--synapse);color:var(--fg)}
.u-btn.danger{background:transparent;color:var(--danger);border-color:color-mix(in srgb,var(--danger) 45%,transparent)}
.u-btn.sm{min-height:34px;padding:0 12px;font-size:13px;border-radius:10px}
.u-btn.block{width:100%}
.u-btn:disabled{opacity:.5;cursor:not-allowed}

.u-pill{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:12px;font-size:12px;font-weight:700;white-space:nowrap}
.u-pill.ok{background:var(--ok-bg);color:var(--ok)} .u-pill.idle{background:var(--idle-bg);color:var(--idle)}
.u-pill.warn{background:var(--warn-bg);color:var(--warn)} .u-pill.danger{background:var(--danger-bg);color:var(--danger)} .u-pill.info{background:var(--info-bg);color:var(--info)}
.u-dot{width:8px;height:8px;border-radius:50%;flex:0 0 8px;background:var(--idle)}
.u-dot.on{background:var(--ok);box-shadow:0 0 10px var(--ok);animation:u-beat 1.6s ease-in-out infinite}
.u-dot.warn{background:var(--warn)}
@keyframes u-beat{50%{transform:scale(1.45);opacity:.6}}

.u-chips{display:flex;gap:6px;flex-wrap:wrap}
.u-chip{height:34px;padding:0 13px;border-radius:17px;border:1px solid var(--line-strong);background:transparent;color:var(--muted);font-size:13px;font-weight:700;cursor:pointer}
.u-chip:hover{color:var(--fg)}
.u-chip.on{background:var(--btn);color:var(--btn-fg);border-color:var(--btn)}

.u-tabs{display:flex;gap:22px;border-bottom:1px solid var(--line);margin-bottom:16px;overflow-x:auto}
.u-tab{background:none;border:0;border-bottom:2px solid transparent;padding:0 2px 11px;font-weight:700;font-size:14px;color:var(--muted);cursor:pointer;white-space:nowrap;display:inline-flex;gap:8px;align-items:center}
.u-tab.on{color:var(--fg);border-bottom-color:var(--synapse)}
.u-tab .n{font-size:12px;font-weight:700;color:var(--faint)}

.u-search{display:flex;align-items:center;gap:8px;height:42px;padding:0 12px;border:1px solid var(--line);border-radius:12px;background:var(--input);color:var(--muted);min-width:0}
.u-search input{border:0;outline:0;background:transparent;flex:1;min-width:0;color:var(--fg)}
.u-input,.u-select,.u-textarea{width:100%;min-height:42px;padding:9px 12px;border-radius:11px;border:1px solid var(--line-strong);background:var(--input);color:var(--fg)}

.u-banner{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:13px 16px;border-radius:14px;border:1px solid;font-size:14px;margin-bottom:16px}
.u-banner > i{font-size:18px}
.u-banner .txt{flex:1;min-width:220px}
.u-banner.warn{background:var(--warn-bg);border-color:color-mix(in srgb,var(--warn) 35%,transparent);color:var(--fg)} .u-banner.warn > i{color:var(--warn)}
.u-banner.danger{background:var(--danger-bg);border-color:color-mix(in srgb,var(--danger) 35%,transparent);color:var(--fg)} .u-banner.danger > i{color:var(--danger)}
.u-banner.ok{background:var(--ok-bg);border-color:color-mix(in srgb,var(--ok) 35%,transparent);color:var(--fg)} .u-banner.ok > i{color:var(--ok)}
.u-banner.info{background:var(--info-bg);border-color:color-mix(in srgb,var(--info) 35%,transparent);color:var(--fg)} .u-banner.info > i{color:var(--info)}

.u-kpi{display:flex;flex-direction:column;gap:2px;padding:10px 13px;border-radius:12px;background:var(--surface);border:1px solid var(--line);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);min-width:100px}
.u-kpi b{font-family:var(--f-display);font-weight:500;font-size:20px;line-height:1.15}
.u-kpi span{font-size:11.5px;color:var(--muted)}
.u-stat{padding:10px 12px;border-radius:12px;background:color-mix(in srgb,var(--bg) 45%,transparent);border:1px solid var(--line);display:flex;flex-direction:column;gap:2px;min-width:0}
.u-stat span{font-size:11.5px;color:var(--muted)} .u-stat b{font-family:var(--f-display);font-weight:500;font-size:19px}
.u-stat b.warn{color:var(--warn)}
.u-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}

.u-node{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 10px;border-radius:9px;border:1px solid var(--line);font-size:12.5px;font-weight:700;
  background:color-mix(in srgb,var(--bg) 40%,transparent);color:var(--fg);white-space:nowrap}
.u-node i{font-size:13px}
.u-chain{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.u-chain .arr{color:var(--faint)}

.u-modal{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:24px 16px;background:color-mix(in srgb,var(--bg) 58%,transparent);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);animation:u-fade .22s ease-out}
.u-modal-box{position:relative;width:440px;max-width:100%;max-height:calc(100vh - 48px);overflow:auto;border-radius:20px;padding:22px;display:flex;flex-direction:column;gap:14px;
  background:var(--surface-2);border:1px solid var(--line-strong);box-shadow:var(--shadow);animation:u-pop .38s cubic-bezier(.2,.9,.3,1.15)}
.u-modal-box.wide{width:620px}
.u-modal-box h3{font-family:var(--f-display);font-weight:500;font-size:17px;line-height:1.3;padding-right:44px;text-wrap:balance}
.u-modal-x{position:absolute;top:14px;right:14px;width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:transparent;display:grid;place-items:center;cursor:pointer;color:var(--muted)}
.u-modal-x:hover{color:var(--fg);border-color:var(--line-strong)}
@keyframes u-fade{from{opacity:0}}
@keyframes u-pop{from{opacity:0;transform:translateY(14px) scale(.96)}}

.u-empty{text-align:center;padding:36px 20px;display:flex;flex-direction:column;gap:10px;align-items:center}
.u-empty i.big{font-size:34px;color:var(--synapse)}
.u-empty h3{font-family:var(--f-display);font-weight:500;font-size:17px}
.u-empty p{color:var(--muted);max-width:52ch}

.u-list{list-style:none;display:flex;flex-direction:column}
.u-list li > a,.u-list li > div{display:flex;gap:12px;align-items:center;padding:11px 0;border-bottom:1px solid var(--line);color:var(--fg)}
.u-list li:last-child > a,.u-list li:last-child > div{border-bottom:0}
.u-list .ic{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;flex:0 0 32px;border:1px solid var(--line)}
.u-list .bd{flex:1;min-width:0}
.u-list .bd small{display:block;color:var(--muted);font-size:12.5px}
.u-list .t{color:var(--faint);font-size:12px;white-space:nowrap}

/* ── Compatibilidad con páginas aún no migradas ─────────────────────────── */
.page-header{margin-bottom:1.75rem}
.page-title{font-size:1.4rem;font-weight:700;margin-bottom:.2rem}
.page-subtitle{font-size:.875rem;color:var(--muted)}
.card{background:var(--surface-solid);border-radius:12px;border:1px solid var(--line);box-shadow:0 1px 3px rgba(0,0,0,.06)}
.card-body{padding:1.5rem}
.flash{padding:.8rem 1.1rem;border-radius:12px;margin-bottom:1.25rem;font-size:.9rem;font-weight:600;display:flex;align-items:center;gap:.5rem;border:1px solid}
.flash-success{background:var(--ok-bg);border-color:color-mix(in srgb,var(--ok) 35%,transparent);color:var(--fg)}
.flash-success i{color:var(--ok)}
.flash-error{background:var(--danger-bg);border-color:color-mix(in srgb,var(--danger) 35%,transparent);color:var(--fg)}
.flash-error i{color:var(--danger)}
.flash-info{background:var(--info-bg);border-color:color-mix(in srgb,var(--info) 35%,transparent);color:var(--fg)}
.flash-info i{color:var(--info)}

/* ── Responsive ────────────────────────────────────────────────────────── */
@media (max-width:1100px) and (min-width:769px){
  :root{--side-w:76px}
  .u-side{padding:16px 10px;align-items:center}
  .u-brand div,.u-nav-label,.u-nav a span.t,.u-nav a .u-badge,.u-plan,.u-user div{display:none}
  .u-brand{padding:0}
  .u-nav{align-items:center}
  .u-nav a{width:50px;height:50px;justify-content:center;padding:0}
  .u-nav a i{font-size:18px}
  .u-user{flex-direction:column}
}
@media (max-width:768px){
  .u-side{transform:translateX(-100%);width:280px;box-shadow:var(--shadow);background:var(--surface-2)}
  .u-side.open{transform:none}
  .u-overlay.open{display:block}
  .u-main{margin-left:0;padding-bottom:calc(72px + env(safe-area-inset-bottom,0px))}
  .u-top{padding:0 14px}
  .u-top .mlogo{display:block}
  .u-menu{display:inline-grid}
  .page-content,.u-page{padding:18px 14px 32px}
  .u-bottom{display:grid}
  .u-head{margin-bottom:16px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* ── Plataforma nueva: modal de confirmación de formularios (data-confirm) ─ */
.u2-modal-bg{position:fixed;inset:0;background:color-mix(in srgb,var(--bg) 58%,transparent);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  display:none;align-items:center;justify-content:center;z-index:1100;padding:1rem}
.u2-modal-bg.open{display:flex}
.u2-modal{background:var(--surface-2);border:1px solid var(--line-strong);border-radius:20px;max-width:440px;width:100%;padding:22px;box-shadow:var(--shadow);color:var(--fg);animation:u-pop .3s cubic-bezier(.2,.9,.3,1.15)}
.u2-modal h3{font-family:var(--f-display);font-weight:500;font-size:17px;margin-bottom:8px}
.u2-modal p{font-size:14px;color:var(--muted);margin-bottom:18px;line-height:1.55}
.u2-modal .acts{display:flex;gap:8px;justify-content:flex-end}
.u2-modal button{min-height:40px;padding:0 16px;border-radius:12px;font-weight:700;font-size:14px;cursor:pointer;border:1px solid var(--line-strong);background:transparent;color:var(--fg)}
.u2-modal button.ok{background:var(--brand);border-color:var(--brand);color:#fff}
.u-sysbar form{margin:0}
.u-nav form{margin:0}

/* Campos sin fondo propio en las páginas rediseñadas: toman el del tema (especificidad 0, cualquier regla de la página gana). */
:where(body.ui-v2 .u-page) :where(input:not([type=checkbox]):not([type=radio]):not([type=range]):not([type=color]):not([type=file]), textarea, select){background-color:var(--input);color:var(--fg)}