/* =========================================================================
   Portafolio — estilos (minimalismo cálido, paleta heredada del Excel)
   ========================================================================= */
:root{
  --navy:#1F3A5F; --navy-deep:#15233A; --teal:#2E7D6F; --teal-soft:#3E9486;
  --sand:#F3EDE2; --paper:#FBF7F0; --paper-2:#FFFFFF; --line:#E4DCCD;
  --ink:#23303F; --muted:#7A776E;
  --pos:#1B7F4B; --pos-bg:#E3F1E8;
  --neg:#B23A48; --neg-bg:#F7E1E3;
  --warn:#B7791F; --warn-bg:#FBEFD3;
  --radius:14px; --radius-sm:9px;
  --shadow:0 1px 2px rgba(31,58,95,.05), 0 8px 24px -12px rgba(31,58,95,.18);
  --shadow-sm:0 1px 2px rgba(31,58,95,.06);
  --serif:'Fraunces', Georgia, serif;
  --sans:'Hanken Grotesk', system-ui, sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--sans); color:var(--ink); line-height:1.45;
  background:
    radial-gradient(1200px 500px at 100% -10%, rgba(46,125,111,.07), transparent 60%),
    radial-gradient(900px 500px at -10% 0%, rgba(31,58,95,.06), transparent 55%),
    var(--paper);
  min-height:100vh; -webkit-font-smoothing:antialiased;
}
.num{font-variant-numeric:tabular-nums; font-feature-settings:'tnum' 1}
.pos{color:var(--pos)} .neg{color:var(--neg)} .muted{color:var(--muted)}
.hidden{display:none !important}

/* ---------- Login ---------- */
.login-wrap{min-height:100vh; display:grid; place-items:center; padding:24px}
.login-card{
  width:min(420px,92vw); background:var(--paper-2); border:1px solid var(--line);
  border-radius:var(--radius); box-shadow:var(--shadow); padding:38px 34px; text-align:left;
  position:relative; overflow:hidden;
}
.login-card::before{content:""; position:absolute; inset:0 0 auto 0; height:5px;
  background:linear-gradient(90deg,var(--navy),var(--teal))}
.brand{font-family:var(--serif); font-weight:600; letter-spacing:-.02em}
.login-card h1{font-family:var(--serif); font-weight:600; font-size:1.7rem; margin:.2em 0 .1em; color:var(--navy-deep)}
.login-card p.sub{color:var(--muted); margin:0 0 22px; font-size:.92rem}
label{display:block; font-size:.78rem; font-weight:600; color:var(--muted); margin:0 0 6px; letter-spacing:.02em; text-transform:uppercase}
input,select{
  width:100%; padding:11px 13px; font:inherit; color:var(--ink);
  background:var(--paper); border:1px solid var(--line); border-radius:var(--radius-sm);
  transition:border-color .15s, box-shadow .15s;
}
input:focus,select:focus{outline:none; border-color:var(--teal); box-shadow:0 0 0 3px rgba(46,125,111,.15)}
button{
  font:inherit; font-weight:600; cursor:pointer; border:none; border-radius:var(--radius-sm);
  padding:11px 16px; background:var(--navy); color:#fff; transition:transform .08s, background .15s, box-shadow .15s;
}
button:hover{background:var(--navy-deep); box-shadow:var(--shadow-sm)}
button:active{transform:translateY(1px)}
button.ghost{background:transparent; color:var(--navy); border:1px solid var(--line)}
button.ghost:hover{background:var(--sand)}
button.teal{background:var(--teal)} button.teal:hover{background:#27695d}
.msg{margin-top:12px; font-size:.86rem; color:var(--teal)}
.msg.err{color:var(--neg)}

/* ---------- App shell ---------- */
.topbar{
  position:sticky; top:0; z-index:20; backdrop-filter:saturate(1.2) blur(6px);
  background:rgba(251,247,240,.86); border-bottom:1px solid var(--line);
}
.topbar-inner{max-width:1180px; margin:0 auto; padding:13px 22px; display:flex; align-items:center; gap:16px}
.logo{font-family:var(--serif); font-size:1.18rem; font-weight:600; color:var(--navy-deep); letter-spacing:-.02em}
.logo .dot{color:var(--teal)}
.top-meta{margin-left:auto; display:flex; gap:18px; align-items:center; font-size:.82rem; color:var(--muted)}
.top-meta b{color:var(--ink)}
.tabs{max-width:1180px; margin:0 auto; padding:0 22px; display:flex; gap:2px; overflow-x:auto}
.tab{
  background:none; color:var(--muted); border:none; border-bottom:2px solid transparent;
  border-radius:0; padding:12px 14px; font-weight:600; font-size:.9rem; white-space:nowrap;
}
.tab:hover{background:none; color:var(--navy); box-shadow:none}
.tab.active{color:var(--navy-deep); border-bottom-color:var(--teal)}
main{max-width:1180px; margin:0 auto; padding:26px 22px 70px}
.view{animation:fade .35s ease both}
@keyframes fade{from{opacity:0; transform:translateY(6px)} to{opacity:1; transform:none}}
.section-title{font-family:var(--serif); font-weight:600; font-size:1.28rem; color:var(--navy-deep); margin:6px 0 16px; letter-spacing:-.01em}
.section-sub{color:var(--muted); font-size:.86rem; margin:-10px 0 18px}

/* ---------- Cards / KPIs ---------- */
.kpi-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(190px,1fr)); gap:14px; margin-bottom:26px}
.kpi{
  background:var(--paper-2); border:1px solid var(--line); border-radius:var(--radius);
  padding:16px 18px; box-shadow:var(--shadow-sm); position:relative; overflow:hidden;
}
.kpi::before{content:""; position:absolute; left:0; top:0; bottom:0; width:4px; background:var(--teal); opacity:.85}
.kpi.navy::before{background:var(--navy)} .kpi.pos::before{background:var(--pos)} .kpi.neg::before{background:var(--neg)} .kpi.warn::before{background:var(--warn)}
.kpi .k-label{font-size:.74rem; text-transform:uppercase; letter-spacing:.04em; color:var(--muted); font-weight:600}
.kpi .k-value{font-size:1.5rem; font-weight:700; margin-top:5px; letter-spacing:-.02em}
.kpi .k-sub{font-size:.8rem; color:var(--muted); margin-top:3px}

.panel-grid{display:grid; grid-template-columns:1fr 1fr; gap:18px}
.panel{background:var(--paper-2); border:1px solid var(--line); border-radius:var(--radius); padding:18px; box-shadow:var(--shadow-sm)}
.panel h3{font-family:var(--serif); font-weight:600; font-size:1.02rem; margin:0 0 12px; color:var(--navy-deep)}
.chart-box{position:relative; height:240px}

/* ---------- Tables ---------- */
.table-card{background:var(--paper-2); border:1px solid var(--line); border-radius:var(--radius); box-shadow:var(--shadow-sm); overflow:hidden}
.table-scroll{overflow-x:auto}
table{width:100%; border-collapse:collapse; font-size:.86rem}
thead th{
  background:var(--navy); color:#fff; font-weight:600; text-align:right; padding:11px 12px;
  position:sticky; top:0; white-space:nowrap; font-size:.76rem; letter-spacing:.02em;
}
thead th:first-child, tbody td:first-child{text-align:left}
thead th.l{text-align:left} thead th.c{text-align:center}
tbody td{padding:10px 12px; text-align:right; border-bottom:1px solid var(--line); white-space:nowrap}
tbody td.l{text-align:left} tbody td.c{text-align:center}
tbody tr:nth-child(even){background:var(--sand)}
tbody tr:hover{background:#efe7d8}
tfoot td{padding:11px 12px; font-weight:700; background:var(--navy-deep); color:#fff; text-align:right; border:none}
tfoot td:first-child{text-align:left}
td .tk{font-weight:700; color:var(--navy-deep)}
.cell-name{color:var(--muted); font-size:.82rem}

/* ---------- Badges ---------- */
.badge{display:inline-block; padding:3px 9px; border-radius:999px; font-size:.74rem; font-weight:700; letter-spacing:.01em}
.b-green{background:var(--pos-bg); color:var(--pos)}
.b-amber{background:var(--warn-bg); color:var(--warn)}
.b-red{background:var(--neg-bg); color:var(--neg)}
.b-grey{background:#ECE7DC; color:var(--muted)}
.b-navy{background:#E1E8F1; color:var(--navy)}

/* ---------- Forms / toolbar ---------- */
.toolbar{display:flex; flex-wrap:wrap; gap:10px; align-items:end; background:var(--paper-2);
  border:1px solid var(--line); border-radius:var(--radius); padding:14px 16px; margin-bottom:16px; box-shadow:var(--shadow-sm)}
.toolbar .f{display:flex; flex-direction:column; min-width:120px; flex:1}
.toolbar .f.sm{flex:0 0 110px}
.form-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(180px,1fr)); gap:14px}
.note{font-size:.8rem; color:var(--muted); margin-top:8px}
.alert-banner{background:var(--warn-bg); color:#7a531a; border:1px solid #ecd8a6; border-radius:var(--radius-sm);
  padding:12px 14px; font-size:.86rem; margin-bottom:18px}
.alert-banner.ok{background:var(--pos-bg); color:#15623a; border-color:#bfe0cd}

/* ---------- Responsive ---------- */
@media (max-width:760px){
  .panel-grid{grid-template-columns:1fr}
  .top-meta{display:none}
  .kpi .k-value{font-size:1.3rem}
}
footer{max-width:1180px; margin:0 auto; padding:0 22px 30px; color:var(--muted); font-size:.78rem}