/* TEKSI — estilos base (extraídos de la propuesta de diseño)
   Fuentes auto-hospedadas, sin dependencias externas.
   Las rutas apuntan a  para que el HTML fuente abra con doble clic;
   build.mjs las reescribe a rutas de dist/. */

html {
  background: #F6F5F0;
  -webkit-text-size-adjust: 100%;
}

@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/ibm-plex-mono-c6f09ee0.woff2") format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/ibm-plex-mono-7b59d6bf.woff2") format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/ibm-plex-mono-0a8b854c.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/ibm-plex-mono-f1050dc5.woff2") format('woff2');
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}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/ibm-plex-mono-c36f509c.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/ibm-plex-mono-311098be.woff2") format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
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@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/ibm-plex-mono-d524dc8f.woff2") format('woff2');
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}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/ibm-plex-mono-b2529fba.woff2") format('woff2');
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}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/ibm-plex-mono-77f03e26.woff2") format('woff2');
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}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/ibm-plex-mono-a76f53ca.woff2") format('woff2');
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}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 400;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/ibm-plex-sans-c01b3de8.woff2") format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 400;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/ibm-plex-sans-5bac7252.woff2") format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 400;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/ibm-plex-sans-a29d4e63.woff2") format('woff2');
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}
@font-face {
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  font-style: normal;
  font-weight: 400;
  font-stretch: 100%;
  font-display: swap;
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}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 400;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/ibm-plex-sans-ae1d854f.woff2") format('woff2');
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}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 400;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/ibm-plex-sans-056e4e24.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 500;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/ibm-plex-sans-c01b3de8.woff2") format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 500;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/ibm-plex-sans-5bac7252.woff2") format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
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  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 500;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/ibm-plex-sans-a29d4e63.woff2") format('woff2');
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@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 500;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/ibm-plex-sans-526a4dd3.woff2") format('woff2');
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@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 500;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/ibm-plex-sans-ae1d854f.woff2") format('woff2');
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}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 500;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/ibm-plex-sans-056e4e24.woff2") format('woff2');
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}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
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  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/ibm-plex-sans-c01b3de8.woff2") format('woff2');
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  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 600;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/ibm-plex-sans-5bac7252.woff2") format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 600;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/ibm-plex-sans-a29d4e63.woff2") format('woff2');
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}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 600;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/ibm-plex-sans-526a4dd3.woff2") format('woff2');
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}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 600;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/ibm-plex-sans-ae1d854f.woff2") format('woff2');
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}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 600;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/ibm-plex-sans-056e4e24.woff2") format('woff2');
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}
@font-face {
  font-family: 'Newsreader';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/newsreader-68ef9a14.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Newsreader';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/newsreader-cbca0011.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Newsreader';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/newsreader-01817351.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Newsreader';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/newsreader-68ef9a14.woff2") format('woff2');
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}
@font-face {
  font-family: 'Newsreader';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/newsreader-cbca0011.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Newsreader';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/newsreader-01817351.woff2") format('woff2');
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}
@font-face {
  font-family: 'Newsreader';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/newsreader-68ef9a14.woff2") format('woff2');
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@font-face {
  font-family: 'Newsreader';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/newsreader-cbca0011.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
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@font-face {
  font-family: 'Newsreader';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/newsreader-01817351.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
body{margin:0;background:#F6F5F0;font-family:'IBM Plex Sans',sans-serif;color:#13161F}
a{color:#0F1B3D}a:hover{color:#1E7A4F}
.lbl{font-family:'IBM Plex Mono',monospace;font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:#1E7A4F;margin:0}
.h2{font-family:'Newsreader',serif;font-weight:500;font-size:48px;line-height:1.1;letter-spacing:-.01em;margin:0;color:#13161F}
.lead{font-size:19px;line-height:1.55;color:#4A5162;margin:0}
.btn{display:inline-flex;align-items:center;justify-content:center;height:52px;padding:0 24px;border-radius:8px;font-size:16px;font-weight:600;text-decoration:none;box-sizing:border-box}

/* ── Header y footer a todo el ancho, contenido alineado al lienzo ───────
   El wrapper (.site-header / .site-footer) ocupa el 100% del viewport con
   su fondo y su borde; el hijo (.site-nav / .site-footer__inner) mide
   1440px y se centra igual que .canvas, y el script de fit() lo escala
   con el mismo factor que el lienzo. */
.site-header,
.site-footer {
  box-sizing: border-box;
  width: 100%;
  overflow: hidden;
}

.site-header {
  background: #F6F5F0;
  border-bottom: 1px solid #DAD8CF;
  /* El header se queda pegado arriba durante el scroll; sigue en el flujo,
     así que no desplaza el contenido ni obliga a compensar con padding el
     alto del nav (80px × el factor de escala que fija fit()). */
  position: sticky;
  top: 0;
  z-index: 50;
}

.site-nav {
  width: 1440px;
  margin: 0 auto;
  height: 80px;
  box-sizing: border-box;
  padding: 0 120px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transform-origin: top left;
}

/* Estado activo del nav: marca la sección visible en index.html (scrollspy)
   con el mismo estilo del link "Impacto" del header de impacto.html. */
.site-nav a.is-active {
  font-weight: 600;
  color: #1E7A4F;
  border-bottom: 2px solid #1E7A4F;
  padding-bottom: 4px;
}

.site-footer {
  background: #0F172A;
  color: #FFFFFF;
  font-size: 15px;
  line-height: 1.5;
}

.site-footer__inner {
  width: 1440px;
  margin: 0 auto;
  box-sizing: border-box;
  padding: 32px 120px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transform-origin: top left;
}

.site-footer__logos {
  display: flex;
  gap: 20px;
  align-items: center;
}

.site-footer a {
  color: #FFFFFF;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.site-footer a:hover {
  color: #7FD1A8;
}

/* ── Botón flotante: volver al inicio ─────────────────────────────────── */
.to-top {
  position: fixed;
  /* fit() (JS de escalado) sobreescribe right para alinear el botón con el contenido */
  right: 16px;
  bottom: 72px;
  z-index: 60;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: #0F1B3D;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  box-shadow: 0 8px 24px rgba(15, 27, 61, .28);
  transition: background-color .2s ease, transform .2s ease;
}

.to-top:hover,
.to-top:focus-visible {
  background: #1E7A4F;
  color: #FFFFFF;
  transform: translateY(-2px);
}

.to-top:focus-visible {
  outline: 2px solid #1E7A4F;
  outline-offset: 3px;
}

/* ── Lienzo de 1440px escalado al ancho de la ventana ─────────────────── */
.stage {
  width: 100%;
  overflow: hidden;
}

.canvas {
  /* align-self evita que el flex de .stage (>=1440px) estire el lienzo a la
     altura fija del stage y recorte el footer cuando el contenido lo supera */
  align-self: flex-start;
  flex-shrink: 0;
  transform-origin: top left;
}

@media (min-width: 1440px) {
  .stage {
    display: flex;
    justify-content: center;
  }
  .canvas {
    transform-origin: top center;
  }
}