/* Calculadora ETF GZM · app.css */

/* ── Fuentes ─────────────────────────────────────────────────────── */
@font-face { font-family:"Branding SF"; src:url("fonts/BrandingSF-Light.woff2") format("woff2"),url("fonts/BrandingSF-Light.woff") format("woff"); font-weight:300; font-style:normal; font-display:swap; }
@font-face { font-family:"Branding SF"; src:url("fonts/BrandingSF-Medium.woff2") format("woff2"),url("fonts/BrandingSF-Medium.woff") format("woff"); font-weight:500; font-style:normal; font-display:swap; }
@font-face { font-family:"Branding SF"; src:url("fonts/BrandingSF-SemiBold.woff2") format("woff2"),url("fonts/BrandingSF-SemiBold.woff") format("woff"); font-weight:600; font-style:normal; font-display:swap; }
@font-face { font-family:"Branding SF"; src:url("fonts/BrandingSF-Bold.woff2") format("woff2"),url("fonts/BrandingSF-Bold.woff") format("woff"); font-weight:700; font-style:normal; font-display:swap; }
@font-face { font-family:"Branding SF"; src:url("fonts/BrandingSF-Black.woff2") format("woff2"),url("fonts/BrandingSF-Black.woff") format("woff"); font-weight:900; font-style:normal; font-display:swap; }

/* ── Tokens ──────────────────────────────────────────────────────── */
:root {
  --bg:#FFFFFF;
  --surface:#FAFBFC;
  --border:#E7E9EC;
  --border-strong:#D5D9DE;
  --ink:#15212F;
  --ink-2:#5A6472;
  --ink-3:#8B93A0;
  --accent:#AF8C55;
  --accent-ink:#8A6E3F;
  --accent-soft:#F5EFE4;
  --positive:#1E7A4F;
  --chart-gray:#C9CFD7;
  --radius:10px;
  --font:"Branding SF",-apple-system,"Segoe UI",Roboto,sans-serif;
}

* { box-sizing:border-box; margin:0; padding:0; }
html { -webkit-text-size-adjust:100%; }
body {
  font-family:var(--font);
  font-weight:500;
  color:var(--ink);
  background:var(--bg);
  font-size:15px;
  line-height:1.45;
}
.sr-only { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; border:0; }

:focus-visible { outline:2px solid var(--accent); outline-offset:2px; border-radius:4px; }

/* ── Header ──────────────────────────────────────────────────────── */
.topbar {
  max-width:1240px; margin:0 auto; padding:24px 40px 8px;
  display:flex; align-items:center; justify-content:space-between; gap:16px;
}
.brand { display:flex; align-items:center; gap:14px; }
.brand-icon { width:34px; height:34px; color:var(--accent); flex:none; }
.brand-name {
  display:block; font-size:10px; font-weight:600; letter-spacing:.14em;
  text-transform:uppercase; color:var(--ink-3);
}
.brand-title { font-size:19px; font-weight:700; letter-spacing:-.01em; }

/* ── Segmented controls ──────────────────────────────────────────── */
.seg {
  display:inline-flex; border:1px solid var(--border-strong); border-radius:8px;
  background:var(--surface); padding:2px; gap:2px;
}
.seg-btn {
  font:inherit; font-size:13px; font-weight:600; color:var(--ink-2);
  background:transparent; border:0; border-radius:6px; padding:6px 14px;
  cursor:pointer; transition:color 120ms, background-color 120ms;
}
.seg-btn[aria-checked="true"] { background:var(--ink); color:#fff; }
.seg-btn:disabled { opacity:.4; cursor:not-allowed; }
.seg-full { display:flex; width:100%; }
.seg-full .seg-btn { flex:1; padding:8px 4px; }

/* ── Layout ──────────────────────────────────────────────────────── */
.layout {
  max-width:1240px; margin:0 auto; padding:16px 40px 8px;
  display:grid; gap:24px 32px;
  grid-template-columns:360px 1fr;
  grid-template-areas:
    "params hero"
    "params kpis"
    "charts charts";
  align-items:start;
}
.params { grid-area:params; position:sticky; top:24px; }
.hero   { grid-area:hero; }
.kpis   { grid-area:kpis; }
.charts { grid-area:charts; display:grid; gap:24px; }

/* ── Panels ──────────────────────────────────────────────────────── */
.panel {
  background:var(--bg); border:1px solid var(--border);
  border-radius:var(--radius); padding:22px;
}
.panel-title {
  font-size:11px; font-weight:600; letter-spacing:.09em; text-transform:uppercase;
  color:var(--ink-2); margin-bottom:16px;
}

/* ── Fields ──────────────────────────────────────────────────────── */
.field { margin-bottom:18px; }
.field:last-child { margin-bottom:0; }
.label {
  display:block; font-size:11px; font-weight:600; letter-spacing:.08em;
  text-transform:uppercase; color:var(--ink-2); margin-bottom:6px;
}
.label-sub { text-transform:none; letter-spacing:0; font-size:12px; }
.label-row { display:flex; justify-content:space-between; align-items:baseline; }
.label-value { font-size:14px; font-weight:700; font-variant-numeric:tabular-nums; }

.control {
  display:flex; align-items:center; width:100%;
  border:1px solid var(--border-strong); border-radius:8px; background:var(--bg);
  transition:border-color 120ms;
  font-size:15px;
}
.control:focus-within { border-color:var(--accent); }
.control input, select.control {
  font:inherit; font-weight:600; color:var(--ink); background:transparent;
  border:0; width:100%; min-width:0; padding:10px 12px; outline:none;
  font-variant-numeric:tabular-nums;
}
select.control { appearance:none; cursor:pointer; padding-right:34px;
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%235A6472' stroke-width='1.6'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 12px center;
}
.control .prefix { padding-left:12px; color:var(--ink-3); font-weight:600; }
.control-prefix input { padding-left:6px; }
.control .suffix { padding-right:12px; color:var(--ink-3); font-size:12px; font-weight:600; flex:none; }
.control-sm { max-width:150px; }

.readout, .hint { font-size:12px; color:var(--ink-3); margin-top:6px; font-variant-numeric:tabular-nums; }
.hint-error { color:#A03A2E; }
[hidden] { display:none !important; }

/* Slider */
.slider { -webkit-appearance:none; appearance:none; width:100%; height:28px; background:transparent; cursor:pointer; }
.slider::-webkit-slider-runnable-track { height:4px; border-radius:2px; background:linear-gradient(to right, var(--accent) 0 var(--slider-fill,44%), var(--border) var(--slider-fill,44%) 100%); }
.slider::-moz-range-track { height:4px; border-radius:2px; background:var(--border); }
.slider::-moz-range-progress { height:4px; border-radius:2px; background:var(--accent); }
.slider::-webkit-slider-thumb {
  -webkit-appearance:none; width:20px; height:20px; border-radius:50%;
  background:var(--bg); border:2px solid var(--accent); margin-top:-8px;
  box-shadow:0 1px 2px rgba(21,33,47,.15);
}
.slider::-moz-range-thumb { width:16px; height:16px; border-radius:50%; background:var(--bg); border:2px solid var(--accent); }

/* Switch */
.switch-row { display:flex; align-items:center; justify-content:space-between; cursor:pointer; }
.switch-row .label { margin-bottom:0; }
.switch { position:relative; display:inline-block; width:40px; height:22px; flex:none; }
.switch input { position:absolute; opacity:0; width:100%; height:100%; margin:0; cursor:pointer; }
.switch-track {
  position:absolute; inset:0; border-radius:11px; background:var(--border-strong);
  transition:background-color 150ms; pointer-events:none;
}
.switch-track::after {
  content:""; position:absolute; top:2px; left:2px; width:18px; height:18px;
  border-radius:50%; background:#fff; transition:transform 150ms;
  box-shadow:0 1px 2px rgba(21,33,47,.25);
}
.switch input:checked + .switch-track { background:var(--accent); }
.switch input:checked + .switch-track::after { transform:translateX(18px); }
.switch input:focus-visible + .switch-track { outline:2px solid var(--accent); outline-offset:2px; }
.subfield { margin-top:12px; }

/* ── Héroe ───────────────────────────────────────────────────────── */
.hero {
  border:1px solid var(--border); border-radius:var(--radius);
  padding:26px 28px; background:var(--bg);
  border-top:3px solid var(--accent);
}
.hero-label {
  font-size:11px; font-weight:600; letter-spacing:.09em; text-transform:uppercase;
  color:var(--ink-2);
}
.hero-value {
  font-size:46px; font-weight:900; letter-spacing:-.02em; line-height:1.15;
  color:var(--accent-ink); font-variant-numeric:tabular-nums; margin-top:2px;
}
.hero-sub { font-size:13px; color:var(--ink-2); font-variant-numeric:tabular-nums; margin-top:2px; }

/* ── KPIs ────────────────────────────────────────────────────────── */
.kpis { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; }
.kpi {
  border:1px solid var(--border); border-radius:var(--radius);
  padding:14px 16px; background:var(--bg);
}
.kpi-label { font-size:10px; font-weight:600; letter-spacing:.08em; text-transform:uppercase; color:var(--ink-3); }
.kpi-value { font-size:21px; font-weight:700; font-variant-numeric:tabular-nums; margin-top:3px; letter-spacing:-.01em; }
.kpi-hint { font-size:11px; color:var(--ink-3); margin-top:1px; min-height:14px; }

/* ── Gráficas ────────────────────────────────────────────────────── */
.chart-panel { padding-bottom:14px; }
.chart-head { display:flex; justify-content:space-between; align-items:baseline; gap:16px; flex-wrap:wrap; }
.chart-readout {
  font-size:12px; font-weight:600; color:var(--ink-2);
  font-variant-numeric:tabular-nums; min-height:17px;
}
.chart { width:100%; touch-action:pan-y; }
.chart svg { display:block; width:100%; height:auto; }
.legend { display:flex; gap:18px; margin-top:10px; flex-wrap:wrap; }
.legend-item { display:inline-flex; align-items:center; gap:7px; font-size:12px; color:var(--ink-2); }
.swatch { width:16px; height:0; border-top:2.5px solid; border-radius:2px; }
.swatch-line-gold { border-color:var(--accent); }
.swatch-line-gray { border-top-style:dashed; border-color:var(--ink-3); }
.swatch-fill-gray, .swatch-fill-gold { height:10px; border:0; border-radius:2px; }
.swatch-fill-gray { background:var(--chart-gray); }
.swatch-fill-gold { background:var(--accent); opacity:.35; }

.axis-text { font-family:var(--font); font-size:11px; font-weight:500; fill:var(--ink-3); }
.gridline { stroke:var(--border); stroke-width:1; }
.guideline { stroke:var(--border-strong); stroke-width:1; stroke-dasharray:3 3; }

/* ── Tabla ───────────────────────────────────────────────────────── */
.table-panel summary {
  cursor:pointer; font-size:13px; font-weight:600; color:var(--ink-2);
  list-style:none; display:flex; align-items:center; gap:8px;
}
.table-panel summary::-webkit-details-marker { display:none; }
.table-panel summary::before { content:"▸"; color:var(--accent); transition:transform 120ms; }
.table-panel[open] summary::before { transform:rotate(90deg); }
.table-scroll { overflow-x:auto; margin-top:14px; }
#yearly-table { width:100%; border-collapse:collapse; font-variant-numeric:tabular-nums; font-size:13px; }
#yearly-table th, #yearly-table td { text-align:right; padding:8px 12px; border-bottom:1px solid var(--border); white-space:nowrap; }
#yearly-table th:first-child, #yearly-table td:first-child { text-align:left; }
#yearly-table th { font-size:10px; font-weight:600; letter-spacing:.08em; text-transform:uppercase; color:var(--ink-3); }
#yearly-table td { font-weight:500; }
#yearly-table td.gain { color:var(--positive); }

/* ── Footer ──────────────────────────────────────────────────────── */
.footer { max-width:1240px; margin:0 auto; padding:20px 40px 40px; }
.disclaimer { font-size:12px; color:var(--ink-3); max-width:720px; }
.disclaimer + .disclaimer { margin-top:4px; }
.source { font-size:12px; color:var(--ink-3); margin-top:10px; font-variant-numeric:tabular-nums; }

.toast {
  position:fixed; bottom:24px; left:50%; transform:translateX(-50%);
  background:var(--ink); color:#fff; font-size:13px; font-weight:500;
  padding:10px 18px; border-radius:8px; max-width:90vw; text-align:center;
  box-shadow:0 4px 16px rgba(21,33,47,.25); z-index:50;
}

/* ── Móvil ───────────────────────────────────────────────────────── */
@media (max-width: 880px) {
  body { font-size:14px; }
  .topbar { padding:16px 18px 6px; }
  .brand-title { font-size:16px; }
  .layout {
    padding:10px 18px 8px;
    grid-template-columns:1fr;
    grid-template-areas:"hero" "params" "kpis" "charts";
    gap:16px;
  }
  .params { position:static; }
  .hero {
    position:sticky; top:0; z-index:20;
    padding:14px 18px; border-radius:0 0 var(--radius) var(--radius);
    margin:0 -18px; border-left:0; border-right:0;
    box-shadow:0 4px 12px rgba(21,33,47,.06);
  }
  .hero-value { font-size:32px; }
  .kpis { grid-template-columns:repeat(2,1fr); }
  .control input, select.control { padding:13px 12px; }
  .seg-full .seg-btn { padding:11px 4px; }
  .footer { padding:16px 18px 32px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition:none !important; }
}

.hero-cur { font-size:17px; font-weight:600; color:var(--ink-3); letter-spacing:0; }