@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@600;700&family=Inter:wght@400;500;600&display=swap');
/* ENERCON · Tema "Grafito y verde" — grafito oscuro sobrio, acento verde apagado (no neón).
   (estilo cobre anterior respaldado en assets/styles.OLD-pre-A3.css) */
:root{
  /* Tema OSCURO (paleta de la Memoria de Cálculo de Cables — descansa la vista) */
  --bg:#0f172a; --side:#0c2236; --panel:#1e293b; --panel2:#334155; --line:#475569;
  --txt:#e2e8f0; --muted:#94a3b8;
  --accent:#38bdf8; --accent2:#0ea5e9; --cu2:#0369a1;
  --side-txt:#a9bcd2; --on-accent:#FFFFFF;
  --eco:#22c55e; --dem:#ef4444; --equ:#94a3b8; --warn:#f59e0b;
  --head:#1e3a5f;
  --radius:11px; --shadow:0 8px 24px rgba(0,0,0,.45);
  --font-num:'Rajdhani','Segoe UI',sans-serif;
}
/* Tema CLARO (toggle ☀/🌙). Override de la paleta; el rail sigue navy en ambos. */
html.light{
  --bg:#E4E9EF; --side:#0E2E50; --panel:#F6F8FB; --panel2:#EAEFF4; --line:#D2DBE4;
  --txt:#16263A; --muted:#5E6E80;
  --accent:#1F6FB2; --accent2:#2E86C9; --cu2:#15527F;
  --side-txt:#A9BCD2; --on-accent:#FFFFFF;
  --eco:#2E9E5B; --dem:#D6453E; --equ:#8A948E; --warn:#E0A53A;
  --head:#0E2E50;
  --shadow:0 6px 20px rgba(20,40,70,.12);
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font-family:'Inter','Segoe UI',system-ui,Roboto,Arial,sans-serif;background:var(--bg);color:var(--txt);font-size:14px}
a{color:var(--accent2);text-decoration:none}
button{font-family:inherit}
h1,h2,h3{margin:0 0 .4em}
.muted{color:var(--muted)}
.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.spacer{flex:1}
.hidden{display:none!important}
/* Números grandes y títulos en Rajdhani (tema grafito+verde) */
h1{font-family:var(--font-num);font-weight:700;letter-spacing:.01em}
.stat .v,.traz-head,.kpi-n{font-family:var(--font-num);font-weight:700}
/* Dashboard de obras */
.ob-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:14px}
.ob-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px;cursor:pointer;transition:border-color .15s,transform .15s}
.ob-card:hover{border-color:var(--accent);transform:translateY(-2px)}
/* Secciones de obra desplegables (accordion de cards) */
.sec{margin-bottom:11px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--side)}
.sec-h{display:flex;align-items:center;gap:10px;padding:13px 16px;cursor:pointer;user-select:none;background:var(--panel)}
.sec-h:hover{background:var(--panel2)}
.sec-ic{font-size:17px}
.sec-t{font-weight:600;letter-spacing:.05em;text-transform:uppercase;font-size:12.5px;color:var(--txt)}
.sec .chev{margin-left:auto;color:var(--muted);transition:transform .15s;font-size:13px}
.sec.col .chev{transform:rotate(-90deg)}
.sec.col .sec-b{display:none}
.sec-b{padding:14px 16px}
/* Vista de obra: 3 paneles (LICITACIÓN / INGENIERÍA / BALANCE) */
.panel-tabs{display:flex;gap:8px;margin-bottom:16px;border-bottom:1px solid var(--line);padding-bottom:0}
.panel-tab{display:inline-flex;align-items:center;gap:7px;background:transparent;border:none;border-bottom:2px solid transparent;color:var(--muted);font-family:var(--font-head,inherit);font-weight:700;font-size:14px;letter-spacing:.04em;padding:10px 14px;cursor:pointer;transition:color .15s,border-color .15s;margin-bottom:-1px}
.panel-tab span{display:inline-flex}
.panel-tab span svg{display:block;width:18px;height:18px}
.panel-tab:hover{color:var(--txt)}
.panel-tab.active{color:var(--accent);border-bottom-color:var(--accent)}
/* Revisión: pestañas A revisar / Validados */
.rev-tabs{display:flex;gap:6px;margin:4px 0 12px}
.rev-tab{background:transparent;border:1px solid var(--line);border-radius:8px;color:var(--muted);font-weight:600;font-size:13px;padding:6px 12px;cursor:pointer}
.rev-tab:hover{color:var(--txt)}
.rev-tab.active{color:var(--accent);border-color:var(--accent);background:rgba(31,111,178,.1)}
.rev-badge{display:inline-block;min-width:18px;text-align:center;background:var(--line);color:var(--txt);border-radius:9px;font-size:11px;padding:0 6px;margin-left:4px}
table.rev-val{width:100%;border-collapse:collapse;font-size:13px}
table.rev-val th{text-align:left;color:var(--muted);font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.04em;padding:6px 8px;border-bottom:1px solid var(--line)}
table.rev-val td{padding:7px 8px;border-bottom:1px dashed var(--line)}
table.rev-val tr.row-new{background:rgba(214,169,78,.10)}
table.rev-val tr.row-alias{background:rgba(31,111,178,.08)}
/* Memoria de cálculo de cables */
.mem-counters{font-size:13px;color:var(--muted);margin-bottom:12px}
#mem_table.table-wrap{overflow:visible;max-height:none;border:none;border-radius:0}
table.mem-tbl{width:100%;border-collapse:collapse;font-size:12.5px;table-layout:auto}
table.mem-tbl th{text-align:left;color:#cfe3f5;font-weight:600;font-size:10px;text-transform:uppercase;letter-spacing:.03em;padding:7px 6px;border-bottom:2px solid var(--accent);background:var(--head);position:sticky;top:0;z-index:2}
table.mem-tbl td{padding:4px 5px;border-bottom:1px solid var(--line);vertical-align:middle}
table.mem-tbl tbody tr:hover{background:rgba(255,255,255,.03)}
table.mem-tbl input,table.mem-tbl select{width:100%;padding:4px 5px;font-size:12px;background:var(--bg);border:1px solid transparent;border-radius:5px}
table.mem-tbl input:hover,table.mem-tbl select:hover{border-color:var(--line)}
table.mem-tbl input:focus,table.mem-tbl select:focus{border-color:var(--accent);background:var(--panel)}
.mem-tbl .mem-cable{font-weight:700;color:#7dd3fc;white-space:nowrap}
.mem-tbl .mem-cable small{display:block;font-weight:400;color:var(--muted);font-size:10px;white-space:nowrap}
.mem-tbl .num{text-align:right;font-family:var(--font-num);white-space:nowrap}
.mem-tbl .chev{cursor:pointer;color:var(--muted);font-size:14px;user-select:none}
.mem-tbl .kt{cursor:pointer;color:#7dd3fc;text-decoration:underline dotted}
.mem-tbl .pill{font-size:9px;padding:0 5px;border-radius:4px;background:var(--panel2);color:var(--muted);margin-left:3px}
.mem-tbl td.obs textarea{width:100%;min-height:24px;resize:vertical;background:transparent;border:1px solid transparent;color:var(--muted);font-size:11px;border-radius:5px;font-family:inherit;padding:3px 5px}
.mem-tbl td.obs textarea:focus{border-color:var(--accent);background:var(--panel);color:var(--txt)}
/* Panel de detalle (igual a la herramienta del estudio) */
.mem-det td{background:#0b1220;padding:10px 12px}
.mem-det-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px}
.mdcard{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:10px}
.mdcard h4{margin:0 0 7px;font-size:11px;color:var(--accent);text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--line);padding-bottom:4px}
.mdrow{display:flex;justify-content:space-between;gap:8px;padding:2px 0;font-size:12px}
.mdrow b{color:#fff}
.kfield{display:flex;justify-content:space-between;align-items:center;gap:6px;padding:2px 0;font-size:12px}
.kfield select,.kfield input{width:120px;background:var(--bg);border:1px solid var(--line);color:var(--txt);border-radius:5px;padding:3px;font-size:11px}
/* Resumen de potencia del edificio */
.mem-bldg{background:var(--panel);border:1px solid var(--line);border-radius:10px;margin-bottom:14px;overflow:hidden}
.mem-bldg h3{margin:0;padding:9px 14px;background:var(--head);color:#e0f2fe;font-size:12.5px;letter-spacing:.4px}
.mem-bldg-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.mem-bcard{padding:11px 14px;border-top:1px solid var(--line);border-right:1px solid var(--line)}
.mem-bcard h5{margin:0 0 7px;font-size:10.5px;color:var(--accent);text-transform:uppercase;letter-spacing:.5px}
.mem-brow{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:3px 0;font-size:12px}
.mem-brow b{color:#fff}
.mem-brow input{width:84px;background:var(--bg);border:1px solid var(--line);color:var(--txt);border-radius:5px;padding:3px 6px;text-align:right;font-size:12px}
.mem-btot{padding:11px 16px;background:rgba(56,189,248,.10);border-top:2px solid var(--accent);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}
.mem-btot .big{font-size:22px;font-weight:700;color:var(--accent);font-family:var(--font-num)}
.badge-ok{background:rgba(34,197,94,.18);color:#4ade80;border:1px solid rgba(34,197,94,.5);border-radius:6px;padding:2px 7px;font-size:11px;font-weight:700;white-space:nowrap}
.badge-no{background:rgba(239,68,68,.18);color:#f87171;border:1px solid rgba(239,68,68,.5);border-radius:6px;padding:2px 7px;font-size:11px;font-weight:700;white-space:nowrap}
.badge-warn{background:rgba(245,158,11,.18);color:#fbbf24;border:1px solid rgba(245,158,11,.5);border-radius:6px;padding:2px 7px;font-size:11px;font-weight:700;white-space:nowrap}
/* Secciones de obra: grilla de cards con dato clave (Opción B) */
.sec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:18px}
.sec-card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px 16px;cursor:pointer;transition:border-color .15s,transform .15s}
/* Los paneles de 4+ cards pasan a 4 columnas para que no quede una colgando sola (INGENIERÍA) */
.sec-grid:has(> :nth-child(4)){grid-template-columns:repeat(4,1fr)}
@media(max-width:1100px){.sec-grid:has(> :nth-child(4)){grid-template-columns:repeat(2,1fr)}}
.sec-card:hover{border-color:rgba(31,111,178,.5);transform:translateY(-2px)}
/* Generador de unifilares embebido (herramienta externa, tema propio) */
.uni-frame{display:block;width:100%;height:calc(100vh - 260px);min-height:560px;border:1px solid var(--line);border-radius:10px;background:#0f1419}
.uni-frame:fullscreen{height:100vh;min-height:0;border:0;border-radius:0}
.sec-card.active{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}
.sc-top{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:11px;font-weight:600;letter-spacing:.05em;text-transform:uppercase}
.sc-ic{display:inline-flex;color:var(--accent)}
.sc-ic svg{display:block;width:18px;height:18px}
.h-ic{color:var(--accent);margin-right:.45em}
.h-ic svg{width:1.1em;height:1.1em;vertical-align:-.16em}
.ei{width:1em;height:1em;vertical-align:-.15em;display:inline-block;flex:none}

/* Miniatura del símbolo de bloque CAD no reconocido + zoom (feature del tío) */
.cad-thumb{width:44px;height:32px;display:inline-block;color:var(--accent);border:1px solid var(--line);border-radius:4px;background:var(--bg);padding:1px;vertical-align:middle;cursor:pointer}
.cad-thumb:hover{border-color:var(--accent)}
.cad-thumb svg{width:100%;height:100%;display:block}
.cad-zoom{width:150px;height:118px;color:var(--accent);border:1px solid var(--line);border-radius:8px;background:var(--bg);padding:6px;display:flex;align-items:center;justify-content:center;overflow:hidden;position:relative;cursor:grab;touch-action:none;user-select:none}
.cad-zoom.big{width:300px;height:300px;color:var(--txt)}
.cad-zoom svg{width:100%;height:100%;display:block}
.sc-stat{font-family:var(--font-num);font-weight:700;font-size:25px;color:var(--txt);margin-top:8px;line-height:1}
.sc-stat.eco{color:var(--eco)}.sc-stat.wn{color:var(--warn)}
.sc-stat.mut{color:var(--muted);font-size:17px}
.sc-note{color:var(--muted);font-size:12px;margin-top:4px}
#secContent{margin-top:2px}
@media(max-width:760px){.sec-grid{grid-template-columns:repeat(2,1fr)}}
/* 3D sutil (CSS puro, GPU — sin librerías) */
.ob-card{box-shadow:0 2px 10px rgba(20,40,70,.10);transform-style:preserve-3d}
.card,.sec{box-shadow:0 2px 12px rgba(20,40,70,.10)}
@media (hover:hover) and (prefers-reduced-motion:no-preference){
  .ob-card{will-change:transform;transition:transform .12s ease,box-shadow .2s,border-color .15s}
  .ob-card:hover{box-shadow:0 18px 40px rgba(20,40,70,.16),0 0 0 1px rgba(31,111,178,.25)}
  .stat{transition:transform .16s ease,box-shadow .2s}
  .stat:hover{transform:translateY(-3px);box-shadow:0 12px 26px rgba(20,40,70,.14)}
}

/* ---------- Login (split, grafito + cobre) ---------- */
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px;margin-bottom:4px}
.brand .bolt{color:var(--accent)}
.auth{display:grid;grid-template-columns:1.1fr .9fr;min-height:100vh}
.auth-brand{position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:center;padding:56px 60px;color:#efeae2;
  background:radial-gradient(1200px 500px at 20% -10%,rgba(31,111,178,.20),transparent 60%),linear-gradient(135deg,#16201C 0%,#121613 55%,#0c0f0d 100%)}
.auth-brand::before{content:"";position:absolute;inset:0;opacity:.13;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'%3E%3Cg fill='none' stroke='%234FA383' stroke-width='1.2'%3E%3Cpath d='M10 30h30v-20M40 30l15 15h25M80 45v25h25M10 70h25l15 15v25M70 95h40M95 10v25'/%3E%3Ccircle cx='40' cy='30' r='3'/%3E%3Ccircle cx='80' cy='45' r='3'/%3E%3Ccircle cx='105' cy='70' r='3'/%3E%3Ccircle cx='50' cy='85' r='3'/%3E%3Ccircle cx='95' cy='10' r='3'/%3E%3C/g%3E%3C/svg%3E")}
.auth-brand > *{position:relative;z-index:1}
.auth-brand .logo-img{height:54px;margin-bottom:4px;background:#fff;padding:9px 14px;border-radius:12px;align-self:flex-start;box-shadow:0 6px 18px rgba(20,40,70,.08)}
.auth-brand .brand-tag{color:#9FC9B5;font-style:italic;font-size:14px;margin-top:14px;max-width:440px}
.auth-brand h2{font-size:30px;line-height:1.22;margin:22px 0 8px;max-width:460px;font-weight:800}
.auth-brand p.lead{color:#c9c0b1;max-width:440px;font-size:15px;line-height:1.5}
.auth-feats{margin-top:34px;display:flex;flex-direction:column;gap:16px;max-width:460px}
.auth-feat{display:flex;gap:13px;align-items:flex-start}
.auth-feat .ic{flex:none;width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:rgba(31,111,178,.13);border:1px solid rgba(31,111,178,.32);font-size:18px}
.auth-feat .tx b{display:block;font-size:14px}
.auth-feat .tx span{color:#b3a890;font-size:13px}
.auth-brand .foot{position:absolute;bottom:24px;left:60px;color:#8f867a;font-size:12px;z-index:1}

.auth-form{display:flex;align-items:center;justify-content:center;background:#f4f2ee;padding:30px}
.auth-card{width:380px;max-width:100%}
.auth-card .auth-logo{display:block;height:50px;margin:0 0 22px}
.auth-card h1{color:#1c1a17;font-size:25px;margin:0 0 4px}
.auth-card .sub{color:#7a7263;margin-bottom:20px;font-size:14px}
.auth-card label{color:#7a7263;font-weight:600}
.auth-card input{background:#fff;border:1px solid #ddd6c8;color:#1c1a17;padding:11px}
.auth-card input::placeholder{color:#b3aa99}
.auth-card input:focus{border-color:var(--cu2);box-shadow:0 0 0 3px rgba(31,111,178,.18)}
.auth-row{display:flex;align-items:center;justify-content:space-between;margin-top:14px}
.checkbox{display:flex;align-items:center;gap:8px;color:#7a7263;font-size:13px;cursor:pointer;user-select:none}
.checkbox input{width:16px;height:16px;accent-color:var(--cu2)}
.auth-card .btn.primary{width:100%;margin-top:18px;padding:12px;font-size:15px;background:linear-gradient(180deg,var(--accent),var(--cu2));color:#FFFFFF;box-shadow:0 8px 20px rgba(31,111,178,.32)}
.auth-card .foot{margin-top:22px;text-align:center;color:#a39a89;font-size:12px}
.auth-card .link{color:var(--cu2);font-size:13px;font-weight:600}
@media(max-width:860px){.auth{grid-template-columns:1fr}.auth-brand{display:none}}

/* ---------- Login v2 (split marca + 3D, variante C) ---------- */
.login{position:relative;overflow:hidden;min-height:100vh;display:flex;align-items:center;justify-content:center;background:url('/login-bg.jpg') center/cover no-repeat,radial-gradient(ellipse at 30% center,rgba(31,111,178,.14) 0%,#0a0f18 70%);padding:28px}
/* El fondo del login es la imagen de .login (render de subestación). Si alguna vez se vuelve al
   fondo en video, `public/login-fx.mp4` sigue en el repo: alcanza con reponer el <video class="lvid">
   en renderLogin() y esta regla. */
.lvid{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;opacity:.85;pointer-events:none}
/* Viñeta: centro limpio (el render se ve alrededor de la tarjeta) y bordes apagados. */
.login::after{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;background:radial-gradient(ellipse at center,rgba(8,12,20,0) 0%,rgba(8,12,20,.35) 62%,rgba(8,12,20,.72) 100%)}
.lfx{position:absolute;inset:0;z-index:0;pointer-events:none}
.lfx svg{width:100%;height:100%;display:block}
.lfx .tr{fill:none;stroke:#1F6FB2;stroke-width:1.4;opacity:.20;stroke-linecap:round;stroke-linejoin:round;filter:drop-shadow(0 0 4px rgba(31,111,178,.45));stroke-dasharray:14 240;animation:lflow linear infinite}
.lfx .tr:nth-child(1){animation-duration:5s}.lfx .tr:nth-child(2){animation-duration:6.5s}.lfx .tr:nth-child(3){animation-duration:5.8s}.lfx .tr:nth-child(4){animation-duration:7.2s}.lfx .tr:nth-child(5){animation-duration:4.6s}.lfx .tr:nth-child(6){animation-duration:6.1s}.lfx .tr:nth-child(7){animation-duration:5.3s}.lfx .tr:nth-child(8){animation-duration:6.8s}
.lfx .nd{fill:#1F6FB2;filter:drop-shadow(0 0 6px rgba(31,111,178,.7));animation:lpulse 3.2s ease-in-out infinite}
@keyframes lflow{to{stroke-dashoffset:-254}}
@keyframes lpulse{0%,100%{opacity:.25}50%{opacity:.85}}
.lfloat{position:relative;z-index:1}
/* La tarjeta queda QUIETA: sin rotación 3D, sin desplazamiento al entrar y sin reacción al hover.
   Solo un fundido de opacidad para que no aparezca de golpe. */
/* Más chica y translúcida: el video se ve A TRAVÉS de la tarjeta, no solo por los bordes.
   El desenfoque del fondo es lo que mantiene legible el formulario sin tapar el efecto. */
.lcard{display:flex;width:840px;max-width:100%;min-height:520px;position:relative;border-radius:16px;overflow:hidden;border:1px solid rgba(148,180,216,.22);backdrop-filter:blur(16px) saturate(125%);-webkit-backdrop-filter:blur(16px) saturate(125%);box-shadow:0 8px 22px rgba(8,20,38,.28),0 28px 64px rgba(8,20,38,.42),0 0 52px rgba(31,111,178,.12);animation:lcardIn .5s ease both}
@keyframes lcardIn{from{opacity:0}to{opacity:1}}
.lbrand{width:340px;flex:none;padding:44px 34px;color:#dce6f1;background:linear-gradient(150deg,rgba(16,24,38,.92),rgba(11,17,28,.90) 60%,rgba(7,11,18,.94));position:relative;overflow:hidden}
.lbrand::before{content:"";position:absolute;inset:0;opacity:.10;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='90' height='90' viewBox='0 0 90 90'%3E%3Cg fill='none' stroke='%234FA383' stroke-width='1.1'%3E%3Cpath d='M8 24h22v-16M30 24l12 12h20M62 36v20h20M8 56h18l12 12'/%3E%3Ccircle cx='30' cy='24' r='2.4'/%3E%3Ccircle cx='62' cy='36' r='2.4'/%3E%3Ccircle cx='82' cy='56' r='2.4'/%3E%3C/g%3E%3C/svg%3E")}
.lbrand>*{position:relative}
.lblogo{height:48px;background:#fff;padding:8px 13px;border-radius:12px;display:inline-block;box-shadow:0 6px 16px rgba(20,40,70,.12)}
/* El wordmark SIPRECE es apaisado (1200x352, ratio 3.41): con alto fijo quedaria diminuto. */
.lblogo-sip{height:auto;width:100%;max-width:262px;padding:14px 16px}
.lbrand h2{font-family:var(--font-num);font-weight:700;font-size:28px;margin:22px 0 8px;letter-spacing:.04em}
.lbrand p{color:#bccbdc;font-size:13.5px;line-height:1.55;margin:0}
.lfeat{margin-top:28px;display:flex;flex-direction:column;gap:15px}
.lfeat div{display:flex;align-items:center;gap:10px;font-size:13px;color:#bccbdc}
.lfeat i{width:8px;height:8px;border-radius:50%;background:var(--accent);flex:none;box-shadow:0 0 8px rgba(56,189,248,.55)}
.lfooting{position:absolute;bottom:26px;left:36px;right:36px;color:#93a5ba;font-size:11.5px;line-height:1.7}
/* Sobre un fondo translúcido el texto secundario pierde contraste: dentro del login se aclara
   --muted para que placeholders, subtítulo y ayudas sigan cumpliendo WCAG AA (≥4.5) incluso
   con el núcleo blanco del video justo detrás. */
/* El login es una pantalla OSCURA en ambos temas (su fondo y el panel de marca ya eran fijos).
   Al volver translúcido el panel del formulario dejó de servir var(--panel), así que el texto
   también tiene que dejar de seguir al tema: en claro quedaba oscuro sobre oscuro. */
/* El login es una pantalla OSCURA FIJA (variante "nocturno"): ni el texto ni el acento pueden
   seguir al tema claro/oscuro, o en claro quedan colores pensados para fondo blanco.
   --accent se fija al cian de la variante; en tema claro el global es #1F6FB2 y se apagaba. */
.login{--txt:#e6edf3;--muted:#c3cfdf;--line:rgba(148,180,216,.30);--accent:#38bdf8}
.lform{flex:1;background:rgba(12,17,26,.80);display:flex;align-items:center;justify-content:center}
.lform-in{width:100%;padding:42px 44px}
.lform h1{color:var(--txt);font-size:27px;font-weight:700;margin:0 0 6px;letter-spacing:.01em}
.lsub{color:var(--muted);font-size:14px;margin-bottom:30px;line-height:1.5}
.lform label{display:block;color:var(--txt);font-weight:600;font-size:13.5px;margin:0 0 7px}
.lfg{margin-bottom:24px}
.lform input[name]{width:100%;border:none;border-bottom:1px solid var(--line);background:transparent;padding:12px 4px;color:var(--txt);font-size:15px;outline:none;border-radius:0;transition:border-color .2s}
.lform input::placeholder{color:var(--muted)}
.lform input[name]:focus{border-bottom-color:var(--accent);box-shadow:none}
.lrow{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:6px}
.lchk{display:flex!important;align-items:center;gap:8px;color:var(--muted);font-size:13px;cursor:pointer;font-weight:400!important;margin:0;width:auto}
.lform input[type=checkbox]{width:18px!important;height:18px;flex:none;accent-color:var(--accent);margin:0}
.llink{color:var(--muted);font-size:12.5px;cursor:pointer;transition:color .15s}
.llink:hover{color:var(--accent)}
/* Única acción primaria de la pantalla: es lo más brillante, pero contenido. Texto navy sobre
   cian (5,76 en el extremo más oscuro del degradado); con texto blanco el cian no llegaba a AA. */
.lbtn{width:100%;height:50px;border:none;border-radius:9px;background:linear-gradient(135deg,#2ba8e0,#38bdf8);color:#06263c;font-weight:700;font-size:16px;cursor:pointer;margin-top:26px;box-shadow:0 4px 20px rgba(31,111,178,.35);transition:all .2s}
.lbtn:hover{background:linear-gradient(135deg,#54c9fa,#54c9fa);box-shadow:0 6px 28px rgba(56,189,248,.38);transform:translateY(-1px)}
.lbtn:disabled{opacity:.6;cursor:not-allowed}
.lhelp{text-align:center;color:var(--muted);font-size:12px;margin-top:20px}
@media(max-width:720px){.lbrand{display:none}.lcard{width:420px;min-height:0;transform:none;animation-name:none}.lfloat{animation:none;perspective:none}.lform-in{padding:40px 32px}}
@media(prefers-reduced-motion:reduce){.lfx .tr,.lfx .nd,.lfloat,.lcard{animation:none!important}
  /* Sin movimiento: el poster ya es el fondo base de .login, así que alcanza con ocultar el video */
  .lvid{display:none}}

/* Asistente IA (chat flotante) */
#aiFab{position:fixed;bottom:22px;right:22px;width:58px;height:58px;border-radius:50%;border:none;background:#fff;cursor:pointer;box-shadow:0 6px 20px rgba(20,40,70,.14),0 0 0 2px var(--accent);z-index:50;transition:transform .15s;display:flex;align-items:center;justify-content:center;padding:0;overflow:hidden}
#aiFab img{width:38px;height:38px;object-fit:contain;display:block}
#aiFab:hover{transform:scale(1.08)}
#aiPanel{position:fixed;bottom:88px;right:22px;width:380px;max-width:calc(100vw - 32px);height:520px;max-height:calc(100vh - 120px);background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:0 18px 50px rgba(20,40,70,.28);display:flex;flex-direction:column;overflow:hidden;z-index:51}
.ai-head{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;background:var(--side);border-bottom:1px solid var(--line);font-weight:600;font-size:14px}
.ai-x{background:transparent;border:none;color:var(--muted);cursor:pointer;font-size:15px}
.ai-x:hover{color:var(--txt)}
.ai-msgs{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:10px}
.ai-empty{color:var(--muted);font-size:13px;line-height:1.5}
.ai-msg{max-width:85%;padding:9px 12px;border-radius:12px;font-size:13.5px;line-height:1.5;word-wrap:break-word;overflow-wrap:anywhere}
.ai-msg.user{align-self:flex-end;background:var(--accent);color:#FFFFFF;border-bottom-right-radius:4px}
.ai-msg.assistant{align-self:flex-start;background:var(--panel2);color:var(--txt);border:1px solid var(--line);border-bottom-left-radius:4px}
.ai-msg code{background:rgba(20,40,70,.08);padding:1px 5px;border-radius:4px;font-size:12px}
.ai-typing{opacity:.6;font-style:italic}
.ai-input{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line);align-items:flex-end}
.ai-input textarea{flex:1;resize:none;min-height:52px;max-height:140px;padding:10px 12px;font-size:13.5px;line-height:1.45}
.ai-input .btn{flex:none;height:52px;align-self:stretch}
@media(max-width:520px){#aiPanel{right:10px;left:10px;width:auto;bottom:80px;height:70vh}}

/* ---------- Inputs ---------- */
label{display:block;font-size:12px;color:var(--muted);margin:10px 0 4px}
input,select,textarea{width:100%;padding:9px 11px;background:var(--panel2);border:1px solid var(--line);border-radius:8px;color:var(--txt);font-size:14px;outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--accent)}
.btn{display:inline-flex;align-items:center;gap:7px;justify-content:center;padding:9px 15px;border:1px solid var(--line);background:var(--panel2);color:var(--txt);border-radius:8px;cursor:pointer;font-size:14px;transition:.15s}
.btn:hover{border-color:var(--accent)}
.btn.primary{background:linear-gradient(180deg,var(--accent),var(--cu2));border:none;color:#FFFFFF;font-weight:800}
.btn.primary:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent}
.btn.danger{border-color:rgba(239,68,68,.5);color:#f87171}
.btn.danger:hover{background:rgba(239,68,68,.15)}
.btn.sm{padding:5px 9px;font-size:12px}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* ---------- Layout: rail lateral de iconos (A3) ---------- */
.layout{display:grid;grid-template-columns:76px 1fr;min-height:100vh}
.side{background:var(--side);border-right:1px solid var(--line);display:flex;flex-direction:column;align-items:center;gap:6px;padding:16px 9px;position:sticky;top:0;height:100vh;z-index:10}
.side-logo{display:flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:12px;background:rgba(31,111,178,.12);border:1px solid rgba(31,111,178,.3);color:var(--accent);margin-bottom:18px;transition:background .15s}
.side-logo:hover{background:rgba(31,111,178,.22)}
.side-logo svg{display:block;width:24px;height:24px}
.snav{display:flex;flex-direction:column;gap:6px;align-items:center;width:100%}
.snav a{display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 4px;color:var(--muted);font-size:10px;font-weight:600;text-align:center;width:58px;border-radius:11px;line-height:1.1}
.snav a .ic{font-size:19px}
.side .ic{display:flex;align-items:center;justify-content:center}
.side .ic svg{display:block;width:22px;height:22px}
.snav a.on{background:var(--panel2);color:var(--accent);box-shadow:inset 0 0 0 1px rgba(31,111,178,.35)}
.snav a:hover{color:var(--txt)}
.side .sep{flex:1}
.side-user{display:flex;flex-direction:column;align-items:center;gap:4px;padding:9px 4px;width:58px;border-radius:11px;color:var(--muted);font-size:10px;font-weight:600;border-top:1px solid var(--line);padding-top:12px;border-radius:0;width:100%;text-align:center}
.side-user .av{width:32px;height:32px;border-radius:50%;background:var(--panel2);color:var(--accent);display:grid;place-items:center;font-weight:800;font-size:14px}
.side-user.on .av{box-shadow:inset 0 0 0 1px rgba(31,111,178,.5)}
.side-user:hover{color:var(--txt)}
.side-out{display:flex;flex-direction:column;align-items:center;gap:3px;background:transparent;border:none;color:var(--muted);font-size:10px;font-weight:600;cursor:pointer;padding:7px 4px;width:100%;border-radius:9px}
.side-out .ic{font-size:16px}
.side-out:hover{color:var(--dem)}
/* Tema claro: el rail lateral es navy → texto/íconos claros */
.snav a,.side-user,.side-out{color:var(--side-txt)}
.snav a:hover,.side-user:hover{color:#fff}
.side-out:hover{color:#ffd2cc}
.snav a.on{background:rgba(255,255,255,.12);color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.22)}
.side-logo{background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.20);color:#fff}
.side-logo:hover{background:rgba(255,255,255,.18)}
.side-user .av{background:rgba(255,255,255,.14);color:#fff}
.side-user.on .av{box-shadow:inset 0 0 0 1px rgba(255,255,255,.5)}
.side{border-right-color:rgba(255,255,255,.08)}
/* Header del chat (navy) → texto claro */
.ai-head{color:#eaf1f8}
.ai-head .ai-x{color:#bccbdc}
.ai-head .ai-x:hover{color:#fff}
.content{min-width:0}
.container{max-width:1240px;margin:0 auto;padding:24px 24px 60px}
/* La memoria de cálculo y el generador de unifilares usan todo el ancho disponible */
.container:has(#sec-memoria),.container:has(#sec-unifilares){max-width:1700px}
@media(max-width:780px){
  .layout{grid-template-columns:1fr}
  .side{position:sticky;top:0;height:auto;flex-direction:row;align-items:center;padding:8px 12px;border-right:none;border-bottom:1px solid var(--line)}
  .side-logo{margin:0 8px 0 0;padding:4px}.side-logo img{width:34px}
  .snav{flex-direction:row;width:auto}
  .snav a{flex-direction:row;width:auto;padding:7px 10px;font-size:12px}
  .snav a .ic{font-size:15px}
  .side-user{flex-direction:row;width:auto;border-top:none;padding:4px 8px}
  .side-user .lb,.side-out .lb{display:none}
  .side-out{flex-direction:row;width:auto}
}
.page-head{display:flex;align-items:center;gap:12px;margin:0 0 18px;min-height:42px;flex-wrap:wrap}
.page-head h1{margin:0;font-size:22px;line-height:1.2}
.page-head .spacer{flex:1}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px;margin-bottom:18px}
.card h2{font-size:16px}
.card-head{display:flex;align-items:center;gap:10px;margin-bottom:14px;flex-wrap:wrap;min-height:34px}
.card-head h2{margin:0;font-size:16px}
.card-head .spacer{flex:1}
.card-head .btn{flex:none}
.grid{display:grid;gap:14px}
.grid.cols2{grid-template-columns:1fr 1fr}
.grid.cols3{grid-template-columns:repeat(3,1fr)}
.grid.cols4{grid-template-columns:repeat(4,1fr)}
@media(max-width:780px){.grid.cols2,.grid.cols3,.grid.cols4{grid-template-columns:1fr}}

/* ---------- Tables ---------- */
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line)}
th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.03em;position:sticky;top:0;background:var(--panel)}
tbody tr:hover{background:var(--panel2)}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
.table-wrap{overflow:auto;max-height:62vh;border:1px solid var(--line);border-radius:var(--radius)}
.table-wrap table th{top:0}

/* ---------- Chips / badges ---------- */
.tag{display:inline-block;padding:2px 8px;border-radius:6px;font-size:11px;font-weight:700}
.tag.eco{background:rgba(127,176,105,.14);color:var(--eco)}
.tag.dem{background:rgba(226,101,78,.14);color:var(--dem)}
.tag.equ{background:var(--panel2);color:var(--equ)}
.tag.rubro{background:var(--panel2);color:var(--muted);border:1px solid var(--line);font-weight:600}
.tag.warn{background:rgba(229,194,90,.14);color:var(--warn);border:1px solid rgba(229,194,90,.3)}
.report-warn{background:rgba(245,158,11,.12);border:1px solid rgba(245,158,11,.4);color:#fcd34d;border-radius:8px;padding:10px 12px;margin-bottom:10px;font-size:13px;line-height:1.5}
.report-info{background:rgba(56,189,248,.10);border:1px solid rgba(56,189,248,.35);color:#7dd3fc;border-radius:8px;padding:10px 12px;margin-bottom:10px;font-size:13px}
.pill{padding:6px 12px;border-radius:8px;border:1px solid var(--line);background:transparent;cursor:pointer;font-weight:600;color:var(--muted)}
.pill.active{background:var(--accent);color:#FFFFFF;border-color:transparent;font-weight:800}

/* ---------- Stats ---------- */
.stat{background:var(--panel2);border:1px solid var(--line);border-top:3px solid var(--line);border-radius:var(--radius);padding:14px}
.stat .k{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.03em}
.stat .v{font-size:22px;font-weight:800;margin-top:4px;font-variant-numeric:tabular-nums}
.v.eco{color:var(--eco)} .v.dem{color:var(--dem)}

/* ---------- Tablero visual (dashboard) ---------- */
.dash-grid{display:grid;grid-template-columns:1fr 290px;gap:22px}
@media(max-width:820px){.dash-grid{grid-template-columns:1fr}}
.chart-legend{display:flex;gap:16px;font-size:12px;color:var(--muted)}
.dot{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;vertical-align:middle}
.chart-row{display:grid;grid-template-columns:160px 1fr 74px;gap:12px;align-items:center;padding:9px 0;border-bottom:1px solid var(--line)}
.chart-row:last-child{border-bottom:none}
.chart-label{font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bars{display:flex;flex-direction:column;gap:4px}
.bar2{height:11px;border-radius:4px;background:var(--panel2)}
.bar2 > i{display:block;height:100%;border-radius:4px;min-width:3px;transition:width .45s ease}
.bar2 .lic{background:#8d8a82}
.bar2 .proy{background:linear-gradient(90deg,var(--accent),var(--cu2))}
.chart-val{text-align:right}
.dash-side{border-left:1px solid var(--line);padding-left:20px}
@media(max-width:820px){.dash-side{border-left:none;padding-left:0;border-top:1px solid var(--line);padding-top:14px}}
.dash-tally{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;text-align:center}
.tl{background:var(--panel2);border:1px solid var(--line);border-radius:8px;padding:11px 6px}
.tv{font-size:23px;font-weight:800;font-variant-numeric:tabular-nums}
.tv.eco{color:var(--eco)} .tv.dem{color:var(--dem)}
.tk{font-size:11px;color:var(--muted);margin-top:2px}
.dash-mov-h{margin:16px 0 7px;font-size:11px;text-transform:uppercase;letter-spacing:.04em}
.mov-row{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:6px 0;border-bottom:1px dashed var(--line)}
.mov-row:last-child{border-bottom:none}
.mov-name{font-size:12.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:180px}

/* ---------- Misc ---------- */
.tabs{display:flex;gap:6px;margin-bottom:14px}
.dropzone{border:2px dashed var(--line);border-radius:var(--radius);padding:26px;text-align:center;color:var(--muted);cursor:pointer;transition:.15s}
.dropzone:hover,.dropzone.drag{border-color:var(--accent);color:var(--txt);background:var(--panel2)}
.report-box{background:var(--panel2);border:1px solid var(--line);border-radius:8px;padding:12px;margin-top:12px;font-size:13px}
.report-box .line{display:flex;justify-content:space-between;padding:3px 0;border-bottom:1px dashed var(--line)}
.modal-back{position:fixed;inset:0;background:rgba(20,40,70,.28);display:flex;align-items:center;justify-content:center;z-index:50;padding:20px}
.modal{background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);width:560px;max-width:100%;padding:22px;max-height:88vh;overflow:auto}
.toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%) translateY(80px);background:var(--panel2);border:1px solid var(--line);padding:11px 18px;border-radius:10px;box-shadow:var(--shadow);transition:.25s;opacity:0;z-index:100}
.toast.show{transform:translateX(-50%) translateY(0);opacity:1}
.toast.err{border-color:rgba(239,68,68,.5);color:#f87171}
.toast.ok{border-color:rgba(34,197,94,.5);color:#4ade80}
.err-text{color:#f87171;font-size:13px;min-height:18px;margin-top:8px}
.inline-edit{background:transparent;border:1px solid transparent;padding:4px 6px}
.inline-edit:hover{border-color:var(--line)}
.empty{text-align:center;color:var(--muted);padding:30px}
.crumb{color:var(--muted);font-size:13px;margin-bottom:6px}
.crumb a{color:var(--muted)}
.loading{padding:40px;text-align:center;color:var(--muted)}
.bar{height:8px;border-radius:6px;background:var(--panel2);overflow:hidden}
.bar > i{display:block;height:100%}

/* ---- Triage de omitidos ---- */
.triage-list{max-height:280px;overflow:auto;border:1px solid var(--line);border-radius:8px}
.triage-row{display:flex;align-items:center;gap:8px;padding:6px 10px;border-bottom:1px dashed var(--line)}
.triage-row:last-child{border-bottom:none}
.triage-row.done{opacity:.6}
.triage-row .t-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.triage-row .t-qty{width:64px;text-align:right;font-size:12px}
.triage-row .t-actions{display:flex;gap:4px}
.triage-row .t-status{min-width:96px;text-align:right;font-size:12px}

/* ---- Curva de trazabilidad (valor ganado) ---- */
.traz-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:16px}
@media(max-width:820px){.traz-grid{grid-template-columns:1fr}}
.traz-kpi{display:flex;flex-direction:column;gap:8px}
.traz-head{font-size:34px;font-weight:700;line-height:1}
.traz-head.dem{color:var(--dem)}.traz-head.eco{color:var(--eco)}.traz-head.equ{color:#cfc9bd}
.traz-chart{background:var(--panel2);border:1px solid var(--line);border-radius:10px;padding:8px}
.traz-pts{max-height:150px;overflow:auto;margin-top:8px;font-size:13px}
.traz-pts .line{padding:4px 0;border-bottom:1px dashed var(--line)}

/* ---------- Cómputo nativo (formato planilla SG/DPTOS) ---------- */
.nat-fld{display:flex;flex-direction:column;gap:4px;font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.03em}
.nat-fld select{min-width:210px}
.nat-panel{background:var(--side);border:1px solid var(--line);border-radius:var(--radius);padding:10px 12px;margin-bottom:10px}
.nat-ph{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;margin-bottom:8px}
.nat-chips{display:flex;flex-wrap:wrap;gap:7px;align-items:center}
.nat-chip{display:inline-flex;align-items:center;gap:4px;background:var(--panel);border:1px solid var(--line);border-radius:999px;padding:3px 5px 3px 10px}
.nat-chip input{background:transparent;border:none;color:var(--txt);font-weight:600;font-size:12.5px;width:74px;padding:2px}
.nat-chip input:focus{outline:none}
.nat-x{border:none;background:transparent;color:var(--muted);cursor:pointer;font-size:13px;line-height:1;padding:0 3px;border-radius:50%}
.nat-x:hover{color:var(--dem)}
.nat-block{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-bottom:14px;background:var(--panel)}
.nat-block-h{padding:9px 12px;font-size:12.5px;font-weight:700;background:var(--side);border-bottom:1px solid var(--line)}
table.nat-tbl{font-size:12.5px}
table.nat-tbl th{background:var(--side);font-size:11px;white-space:nowrap}
table.nat-tbl td{padding:5px 8px;white-space:nowrap}
table.nat-tbl .nat-lbl{position:sticky;left:0;background:var(--panel);z-index:1;text-align:left;min-width:230px;max-width:340px;white-space:normal;border-right:1px solid var(--line)}
table.nat-tbl thead .nat-lbl{background:var(--side);z-index:3}
table.nat-tbl tbody tr:hover .nat-lbl{background:var(--panel2)}
.nat-tbl input[type=number]{width:62px;text-align:right;background:var(--bg);border:1px solid transparent;border-radius:5px;padding:4px 5px;color:var(--txt);font-family:var(--font-num)}
.nat-tbl input[type=number]:hover{border-color:var(--line)}
.nat-tbl input[type=number]:focus{border-color:var(--accent);background:var(--panel);outline:none}
.nat-tbl td.nat-calc{color:var(--muted);background:rgba(127,127,127,.06);font-family:var(--font-num)}
.nat-tbl td.nat-tot{font-weight:700;color:var(--accent);font-family:var(--font-num)}
.nat-tbl tr.nat-sect td{background:rgba(31,111,178,.10);color:var(--accent);font-weight:700;font-size:11px;text-transform:uppercase;letter-spacing:.04em;position:sticky;left:0}
.nat-tbl tr.nat-foot td{font-weight:700;background:var(--side)}
.nat-note{display:block;color:var(--muted);font-size:10px;font-weight:400}
.tag.ok{background:rgba(127,176,105,.16);color:var(--eco);border:1px solid rgba(127,176,105,.3)}
.tag.rev{background:rgba(226,101,78,.14);color:var(--dem);border:1px solid rgba(226,101,78,.3)}
/* Tableros — toolbar prolijo (ambos temas) */
.tab-toolbar{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-end}
.tab-toolbar .field{display:flex;flex-direction:column;gap:4px}
.tab-toolbar .field label{margin:0;font-size:11px;font-weight:600;letter-spacing:.03em;text-transform:uppercase;color:var(--muted)}
.tab-toolbar .field input{width:130px}
.tab-toolbar .tab-file{flex:1;min-width:220px}

/* Adicionales: tabla de cómputo con edición inline */
.adi-tbl{width:100%;border-collapse:collapse;font-size:13px}
.adi-tbl th,.adi-tbl td{padding:4px 6px;border-bottom:1px solid var(--line);white-space:nowrap}
.adi-tbl thead th{font-size:11px;text-transform:uppercase;letter-spacing:.02em;color:var(--muted);font-weight:600}
.adi-tbl td.mut{color:var(--muted)}
.adi-in{height:26px;padding:2px 6px;font-size:13px;border:1px solid var(--line);border-radius:6px;background:var(--card,transparent);color:inherit}
.adi-in:focus{border-color:var(--accent);outline:none}
.adi-in.num{text-align:right}
.adi-tbl tfoot .adi-sub td{color:var(--muted);border-top:1px solid var(--line)}
.adi-tbl tfoot .adi-tot td{border-top:2px solid var(--line);padding-top:8px}
.btn.primary .ei svg,.btn .ei svg{vertical-align:-2px}