:root{
  /* Paleta de marca SIRVE: índigo #2d2e83 + azul #1d71b8 */
  --navy:#2d2e83; --navy-2:#24255f; --slate:#1d1e54;
  --copper:#1d71b8; --copper-d:#155a93; --copper-soft:#e4eef8;
  --ink:#2f3033; --muted:#5f6b7e; --bg:#f4f6f9; --card:#ffffff;
  --line:#e4e7ec; --line-2:#dadada;
  --red:#d8412f; --amber:#e08a1e; --green:#1c8c6a; --info:#1d71b8;
  --shadow:0 1px 2px rgba(45,46,131,.05), 0 6px 22px rgba(45,46,131,.07);
  --shadow-h:0 4px 10px rgba(45,46,131,.10), 0 14px 36px rgba(45,46,131,.12);
  --r:10px; --r-lg:16px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:"Inter","Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink);
  line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--info);text-decoration:none}
a:hover{text-decoration:underline}

/* ---------- Header ---------- */
header.topbar{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.82);
  backdrop-filter:saturate(160%) blur(10px);-webkit-backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;
  padding:0 26px;height:62px}
.brand{display:flex;align-items:center;gap:11px}
.brand .logo{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--copper),var(--copper-d));
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;letter-spacing:.5px;
  box-shadow:0 2px 6px rgba(45,46,131,.3)}
.brand .logo-img{height:32px;width:auto;display:block}
.brand .bt{display:flex;flex-direction:column;line-height:1.15}
.brand .bt b{font-size:14.5px;color:var(--navy);font-weight:700}
.brand .bt span{font-size:11px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
nav.main{display:flex;gap:2px;flex-wrap:wrap}
nav.main a{color:var(--muted);padding:8px 13px;border-radius:8px;font-size:13.5px;font-weight:500;position:relative}
nav.main a:hover{background:#f1f4f9;color:var(--navy);text-decoration:none}
nav.main a.active{color:var(--copper-d);background:var(--copper-soft)}

/* ---------- Layout ---------- */
.container{max-width:1180px;margin:0 auto;padding:30px 22px 64px}
.full{max-width:1320px;margin:0 auto;padding:22px 22px 48px}
.crumb{font-size:11.5px;color:var(--copper-d);margin-bottom:8px;text-transform:uppercase;letter-spacing:.12em;font-weight:600}
h1{font-size:27px;color:var(--navy);margin:.1em 0 .15em;font-weight:700;letter-spacing:-.01em}
h2{font-size:19px;color:var(--navy);margin:1.7em 0 .6em;font-weight:700;display:flex;align-items:center;gap:10px}
h2::before{content:"";width:18px;height:3px;border-radius:3px;background:var(--copper)}
.sub{color:var(--muted);margin:.2em 0 1.6em;font-size:15px}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:radial-gradient(120% 140% at 80% -20%,#3a3bb0 0%,var(--navy) 45%,#1a1b46 100%);
  color:#eaf1f8;border-radius:0 0 26px 26px}
.hero .inner{position:relative;z-index:2;max-width:1180px;margin:0 auto;padding:62px 22px 70px}
.hero .topo{position:absolute;inset:0;z-index:1;opacity:.5}
.hero .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:#bcd8f5;background:rgba(29,113,184,.18);border:1px solid rgba(29,113,184,.5);padding:5px 13px;border-radius:30px;font-weight:600}
.hero h1{color:#fff;font-size:40px;line-height:1.12;margin:18px 0 12px;max-width:18ch;letter-spacing:-.02em}
.hero p{color:#bcd0e4;font-size:16.5px;max-width:60ch;margin:0 0 26px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap}
.hero .stats{display:flex;gap:30px;flex-wrap:wrap;margin-top:42px;padding-top:26px;border-top:1px solid rgba(255,255,255,.14)}
.hero .stats .s b{display:block;font-size:26px;font-weight:700;color:#fff}
.hero .stats .s span{font-size:12.5px;color:#9fb6cd;text-transform:uppercase;letter-spacing:.06em}

/* ---------- Cards ---------- */
.grid{display:grid;gap:18px}
.cols-2{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.cols-3{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.cols-4{grid-template-columns:repeat(auto-fit,minmax(165px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px 22px;box-shadow:var(--shadow)}
.card h3{margin:.1em 0 .35em;font-size:16.5px;color:var(--navy);font-weight:700}
.card p{margin:.2em 0;font-size:13.5px;color:var(--muted)}
.card-link{display:block;color:inherit;transition:transform .16s ease, box-shadow .16s ease, border-color .16s ease}
.card-link:hover{text-decoration:none;transform:translateY(-4px);box-shadow:var(--shadow-h);border-color:var(--line-2)}
.card-link .arrow{color:var(--copper);font-weight:700;font-size:13.5px;margin-top:12px;display:inline-block}
.card-ico{width:46px;height:46px;border-radius:12px;background:var(--copper-soft);color:var(--copper-d);
  display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.card-ico svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.8}

.metric{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;box-shadow:var(--shadow)}
.metric .label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.metric .value{font-size:26px;font-weight:700;color:var(--navy);margin-top:2px}
.metric .value small{font-size:14px;color:var(--copper-d);font-weight:600}

/* ---------- Badges ---------- */
.badge{display:inline-block;font-size:11.5px;padding:3px 11px;border-radius:30px;font-weight:600;text-transform:capitalize}
.sev-alta{background:#fbe1dd;color:#a3271a}
.sev-media{background:#faecd5;color:#8a560d}
.sev-baja{background:#dcf2ea;color:#0f6e52}
.sev-critica{background:#a3271a;color:#fff}

/* ---------- Tables ---------- */
table.tbl{width:100%;border-collapse:separate;border-spacing:0;font-size:13.5px;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow)}
table.tbl th{background:var(--navy);color:#dfeaf5;text-align:left;padding:12px 14px;font-weight:600;font-size:12.5px;
  text-transform:uppercase;letter-spacing:.04em}
table.tbl td{padding:11px 14px;border-top:1px solid var(--line)}
table.tbl tr:hover td{background:#f6f9fc}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:7px;font-size:13.5px;padding:9px 16px;border-radius:9px;
  border:1px solid var(--line-2);background:#fff;color:var(--ink);cursor:pointer;font-weight:500;transition:all .15s ease}
.btn:hover{border-color:var(--copper);color:var(--copper-d);text-decoration:none}
.btn.primary{background:linear-gradient(135deg,var(--copper),var(--copper-d));color:#fff;border-color:transparent;
  box-shadow:0 2px 8px rgba(166,95,46,.32)}
.btn.primary:hover{filter:brightness(1.05);color:#fff}
.btn.ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.35)}
.btn.ghost:hover{background:rgba(255,255,255,.2);color:#fff;border-color:#fff}
.btn.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn:disabled,.btn[disabled]{opacity:.45;cursor:not-allowed;pointer-events:none}

/* tarjeta "próximamente" */
.card.soon{opacity:.72}
.card .tag{display:inline-block;font-size:11px;font-weight:600;padding:3px 10px;border-radius:30px;
  background:#eef2f7;color:var(--muted);margin-bottom:12px}
.card .tag.ok{background:var(--copper-soft);color:var(--copper-d)}

/* ---------- Viewer ---------- */
.source-bar{display:flex;align-items:center;gap:10px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r);padding:10px 14px;margin-bottom:14px;box-shadow:var(--shadow);flex-wrap:wrap}
.source-bar .src-label{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--copper-d);font-weight:700;white-space:nowrap}
.source-bar input{flex:1;min-width:220px;border:1px solid var(--line-2);border-radius:8px;padding:9px 12px;
  font-size:13.5px;font-family:inherit;color:var(--ink);background:#fbfcfe}
.source-bar input:focus{outline:none;border-color:var(--copper);box-shadow:0 0 0 3px rgba(193,115,59,.15)}
.load-status{position:absolute;left:14px;bottom:48px;font-size:12.5px;color:var(--muted);
  background:rgba(255,255,255,.9);padding:5px 12px;border-radius:30px;border:1px solid var(--line);max-width:80%}
.load-status:empty{display:none}
.viewer-wrap{display:flex;gap:14px;align-items:stretch}
.viewer-main{flex:1;min-width:0}
.tabs{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap;align-items:center}
#canvas-host{position:relative;width:100%;height:70vh;min-height:440px;
  background:#eaedf4;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow)}
#canvas-host canvas{display:block;width:100%;height:100%}
.viewer-tools{position:absolute;top:12px;right:12px;display:flex;flex-direction:column;gap:7px}
.viewer-tools .btn{background:rgba(255,255,255,.94);font-size:12.5px;padding:7px 11px}
.viewer-status{position:absolute;left:14px;bottom:14px;color:var(--ink);font-size:12.5px;font-weight:500;
  background:rgba(255,255,255,.9);padding:6px 13px;border-radius:30px;border:1px solid var(--line)}
.panel{width:244px;flex-shrink:0;display:flex;flex-direction:column;gap:14px}
.panel .card{padding:16px 17px;border-radius:var(--r)}
.panel .label{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:10px;font-weight:600}
.toggle-row{display:flex;align-items:center;gap:9px;font-size:13.5px;padding:4px 0;cursor:pointer;color:var(--ink)}
.toggle-row input{accent-color:var(--copper);width:15px;height:15px}
.heat-bar{height:11px;border-radius:7px;background:linear-gradient(90deg,#2f7dd1,#1c8c6a,#e08a1e,#d8412f)}
.heat-scale{display:flex;justify-content:space-between;font-size:11px;color:var(--muted);margin-top:5px}

/* ---------- Plan / misc ---------- */
.nave-plan{width:100%;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:18px;box-shadow:var(--shadow)}
.marker{cursor:pointer;transition:r .1s ease}
.marker:hover{r:13}
.note{background:#eef4fb;border:1px solid #d5e4f3;border-left:4px solid var(--copper);border-radius:0 var(--r) var(--r) 0;
  padding:13px 16px;font-size:13.5px;color:#1d4e7a;margin:18px 0}
.note code{background:#dceaf7;padding:1px 6px;border-radius:5px;font-size:12.5px}
.placeholder-pdf{height:60vh;min-height:380px;border:2px dashed var(--line-2);border-radius:var(--r-lg);background:var(--card);
  display:flex;align-items:center;justify-content:center;color:var(--muted);text-align:center;flex-direction:column;gap:10px}

/* ---------- Footer ---------- */
footer.foot{background:var(--navy);color:#9fb6cd;margin-top:40px}
footer.foot .fcols{max-width:1180px;margin:0 auto;padding:42px 22px 26px;display:grid;gap:28px;
  grid-template-columns:1.6fr 1fr 1fr}
footer.foot h4{color:#fff;font-size:14px;margin:0 0 12px;font-weight:600}
footer.foot a{color:#9fb6cd;display:block;padding:3px 0;font-size:13.5px}
footer.foot a:hover{color:#fff}
footer.foot .desc{font-size:13.5px;line-height:1.7;max-width:42ch}
footer.foot .copy{border-top:1px solid rgba(255,255,255,.12);text-align:center;font-size:12.5px;padding:16px;color:#7e96b0}
footer.foot .flogo{display:flex;align-items:center;gap:10px;margin-bottom:14px}
footer.foot .flogo .logo{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--copper),var(--copper-d));
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:13px}
footer.foot .flogo img{height:30px;width:auto;filter:brightness(0) invert(1)}
footer.foot .flogo b{color:#fff;font-size:15px}

/* ---------- Visor de items (árbol tipo Inventor) ---------- */
.items-wrap{display:flex;gap:14px;align-items:stretch}
.items-tree{width:300px;flex-shrink:0;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);padding:12px;display:flex;flex-direction:column;height:72vh;min-height:440px}
.items-tree #search{width:100%;border:1px solid var(--line-2);border-radius:8px;padding:8px 11px;font-size:13px;font-family:inherit;margin-bottom:8px}
.items-tree #search:focus{outline:none;border-color:var(--copper);box-shadow:0 0 0 3px rgba(29,113,184,.15)}
.tree-count{font-size:11.5px;color:var(--muted);margin-bottom:8px}
.tree{flex:1;overflow:auto;font-size:13px}
.tree-group{display:flex;align-items:center;gap:7px;padding:5px 4px;cursor:pointer;border-radius:6px;font-weight:500;color:var(--navy)}
.tree-group:hover{background:#f1f4f9}
.tree-group .caret{width:12px;color:var(--muted);font-size:11px}
.tree-group .g-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tree-group .g-count{font-size:11px;color:var(--muted);background:#eef2f7;border-radius:20px;padding:1px 8px}
.tree-children{margin:2px 0 4px 22px;border-left:1px solid var(--line)}
.tree-item{display:flex;align-items:center;gap:7px;padding:4px 8px;cursor:pointer;border-radius:6px;color:var(--ink)}
.tree-item:hover{background:#f1f4f9}
.tree-item.sel{background:var(--copper-soft);color:var(--copper-d);font-weight:500}
.tree-item .i-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tree-group input,.tree-item input{accent-color:var(--copper);width:14px;height:14px;flex-shrink:0}
.tree-empty{color:var(--muted);font-size:13px;padding:10px}
.items-canvas{flex:1;min-width:0}

/* Panel de información de pieza */
.info-panel{width:320px;flex-shrink:0;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);padding:16px;height:72vh;min-height:440px;overflow:auto;display:flex;flex-direction:column}
.info-head{display:flex;align-items:center;justify-content:space-between;gap:8px}
.info-head #info-name{font-size:15px;font-weight:600;color:var(--navy);word-break:break-word}
.info-close{border:none;background:transparent;font-size:16px;color:var(--muted);cursor:pointer;padding:2px 6px;border-radius:6px}
.info-close:hover{background:#f1f4f9;color:var(--ink)}
.info-meta{font-size:12px;color:var(--muted);margin:4px 0 14px}
.info-label{font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--copper-d);font-weight:700;display:block;margin-bottom:6px}
.info-panel textarea{width:100%;border:1px solid var(--line-2);border-radius:9px;padding:9px 11px;font-size:13px;font-family:inherit;resize:vertical;margin-bottom:8px}
.info-panel textarea:focus{outline:none;border-color:var(--copper);box-shadow:0 0 0 3px rgba(29,113,184,.15)}
.info-saved{font-size:12px;color:var(--green);margin-left:8px}
.info-comments{display:flex;flex-direction:column;gap:6px;margin-bottom:8px}
.cmt{background:#f6f8fb;border:1px solid var(--line);border-radius:8px;padding:7px 10px}
.cmt-t{font-size:13px;color:var(--ink)}
.cmt-d{font-size:11px;color:var(--muted);margin-top:2px}
.cmt-empty{font-size:12.5px;color:var(--muted)}
.info-addrow{display:flex;gap:6px}
.info-addrow input{flex:1;border:1px solid var(--line-2);border-radius:8px;padding:8px 10px;font-size:13px;font-family:inherit}
.info-addrow input:focus{outline:none;border-color:var(--copper);box-shadow:0 0 0 3px rgba(29,113,184,.15)}

/* Modal de configuración de interacción */
.modal-ov{position:fixed;inset:0;z-index:150;background:rgba(16,16,46,.45);display:flex;align-items:center;justify-content:center;padding:20px}
.modal{background:var(--card);border-radius:var(--r-lg);box-shadow:var(--shadow-h);width:100%;max-width:460px;max-height:80vh;display:flex;flex-direction:column;padding:22px}
.modal h3{margin:0 0 4px;color:var(--navy);font-size:18px}
.modal-sub{font-size:13px;color:var(--muted);margin:0 0 14px}
.cfg-list{overflow:auto;border:1px solid var(--line);border-radius:10px;padding:6px}
.cfg-row{display:flex;align-items:center;gap:9px;padding:6px 8px;border-radius:6px;cursor:pointer;font-size:13.5px}
.cfg-row:hover{background:#f1f4f9}
.cfg-row input{accent-color:var(--copper);width:15px;height:15px}
.cfg-row .cfg-name{flex:1}
.cfg-row .cfg-count{font-size:11px;color:var(--muted);background:#eef2f7;border-radius:20px;padding:1px 8px}
.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:14px}

@media(max-width:900px){.items-wrap{flex-direction:column}.items-tree{width:100%;height:300px}.info-panel{width:100%;height:auto}}

/* ---------- Comparador ---------- */
.cmp-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:12px}
.cmp-slot{flex:1;min-width:320px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--shadow);padding:10px 12px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.cmp-tag{font-size:12px;font-weight:600;padding:3px 10px;border-radius:20px}
.cmp-tag.a{background:var(--copper-soft);color:var(--copper-d)}
.cmp-tag.b{background:#e7e2f6;color:#473a8a}
.cmp-name{font-size:12.5px;color:var(--muted);max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cmp-chk{font-size:13px;display:flex;align-items:center;gap:5px;color:var(--ink)}
.cmp-chk input{accent-color:var(--copper)}
.cmp-rng{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:6px}
.cmp-rng input[type=range]{width:90px;accent-color:var(--copper)}
.cmp-rng input[type=number]{width:72px;border:1px solid var(--line-2);border-radius:7px;padding:5px 7px;font-size:12.5px;font-family:inherit}
.cmp-rng select{border:1px solid var(--line-2);border-radius:7px;padding:5px 7px;font-size:12.5px;font-family:inherit;background:#fff}
.cmp-slot input[type=color]{width:30px;height:26px;border:1px solid var(--line-2);border-radius:7px;padding:0;background:none;cursor:pointer}
.cmp-actions{display:flex;gap:8px;align-items:center}

/* ---------- Puerta de contraseña ---------- */
.gate{position:fixed;inset:0;z-index:200;background:radial-gradient(120% 140% at 80% -20%,#3a3bb0 0%,var(--navy) 45%,#1a1b46 100%);
  display:flex;align-items:center;justify-content:center;padding:20px}
.gate-box{background:var(--card);border-radius:var(--r-lg);box-shadow:var(--shadow-h);padding:34px 30px;width:100%;max-width:360px;text-align:center}
.gate-box .gate-logo{height:40px;width:auto;margin-bottom:14px}
.gate-box h2{font-size:20px;color:var(--navy);margin:0 0 6px}
.gate-box p{color:var(--muted);font-size:13.5px;margin:0 0 18px}
.gate-box input{width:100%;border:1px solid var(--line-2);border-radius:9px;padding:11px 13px;font-size:14px;font-family:inherit;margin-bottom:12px}
.gate-box input:focus{outline:none;border-color:var(--copper);box-shadow:0 0 0 3px rgba(29,113,184,.15)}
.gate-box .btn{width:100%;justify-content:center}
.gate-err{color:var(--red);font-size:13px;margin-top:12px;min-height:16px}

@media(max-width:900px){.hero h1{font-size:31px}.viewer-wrap{flex-direction:column}
  .panel{width:100%;flex-direction:row;flex-wrap:wrap}.panel .card{flex:1;min-width:160px}
  footer.foot .fcols{grid-template-columns:1fr}}