:root{
  color-scheme: light;
  --paper:#f3f0e8; --panel:#fbfaf6; --panel2:#efebe1; --rule:#d8d2c4; --rule2:#e6e1d5;
  --ink:#191917; --ink2:#55534c; --ink3:#8a877e;
  --accent:#1b4f8f; --accent-soft:#dbe5f1; --crop:#2ab89a; --frost:#5b8fd6; --sun:#d98c1f; --led:#b3263e;
  --sans:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,"SFMono-Regular",Consolas,monospace;
  --serif:"IBM Plex Serif",Georgia,serif;
}
:root[data-theme="dark"]{
  color-scheme: dark;
  --paper:#121311; --panel:#1a1b19; --panel2:#22231f; --rule:#34352f; --rule2:#2a2b27;
  --ink:#ecebe5; --ink2:#b9b7ad; --ink3:#83817a; --accent:#6aa3e6; --accent-soft:#1f3350;
  --crop:#3fd1b0; --frost:#86b3ee; --sun:#f0a63a; --led:#e2675a;
}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--paper);color:var(--ink);font:15px/1.55 var(--sans);-webkit-font-smoothing:antialiased}
button{font:inherit;color:inherit}
a{color:inherit}
/* barra de la plataforma (igual en las cuatro páginas) */
.sac{display:flex;align-items:center;gap:6px;flex-wrap:wrap;padding:7px 24px;background:var(--ink);color:var(--paper);font:500 12.5px/1.2 var(--sans)}
.sac a{color:inherit;text-decoration:none;padding:4px 10px;border-radius:999px;opacity:.78}
.sac a:hover{opacity:1;background:color-mix(in srgb,var(--paper) 14%,transparent)}
.sac a[aria-current="page"]{opacity:1;background:color-mix(in srgb,var(--paper) 20%,transparent)}
.sac .home{font:600 12.5px/1.2 var(--mono);letter-spacing:.08em;text-transform:uppercase;opacity:1;margin-right:auto;padding-left:0}
.prefs{display:flex;gap:8px;align-items:center}
.seg{display:inline-flex;border:1px solid var(--rule);border-radius:9px;overflow:hidden;background:var(--panel)}
.seg button{border:0;background:transparent;padding:4px 10px;cursor:pointer;color:var(--ink2);font:500 12px/1.2 var(--mono)}
.seg button+button{border-left:1px solid var(--rule)}
.seg button[aria-pressed="true"]{background:var(--accent);color:#fff}
.sac .seg{border-color:color-mix(in srgb,var(--paper) 30%,transparent);background:transparent}
.sac .seg button{color:var(--paper)}
.sac .seg button+button{border-left-color:color-mix(in srgb,var(--paper) 30%,transparent)}
/* portada */
.top{max-width:1180px;margin:0 auto;padding:56px 24px 28px;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:end}
.kicker{font:500 12px/1.2 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin:0 0 14px}
h1{font:600 clamp(30px,4.4vw,48px)/1.08 var(--sans);letter-spacing:-.02em;margin:0}
.top p.lede{font:italic 400 18px/1.5 var(--serif);color:var(--ink2);margin:0}
.cards{max-width:1180px;margin:0 auto;padding:12px 24px 40px;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--rule);border-radius:14px;overflow:hidden;text-decoration:none;color:inherit;transition:transform .15s ease,border-color .15s ease}
.card:hover{transform:translateY(-2px);border-color:var(--ink3)}
.card .art{height:170px;border-bottom:1px solid var(--rule);display:flex;align-items:center;justify-content:center}
.card .art svg{width:100%;height:100%}
.card .tx{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card .num{font:500 12px/1 var(--mono);color:var(--ink3);letter-spacing:.1em}
.card h2{font:600 22px/1.15 var(--sans);margin:0;letter-spacing:-.01em}
.card .q{font:italic 15px/1.4 var(--serif);color:var(--ink2);margin:0}
.card p{margin:0;color:var(--ink2);font-size:14.5px}
.card ul{list-style:none;margin:4px 0 0;padding:0;display:flex;flex-direction:column;gap:4px;font:12.5px/1.4 var(--mono);color:var(--ink3)}
.card ul li::before{content:"— ";color:var(--rule)}
.card .go{margin-top:auto;padding-top:10px;font:600 14px/1 var(--sans);color:var(--accent)}
.card .go::after{content:" →"}
.how{max-width:1180px;margin:0 auto;padding:8px 24px 48px;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;border-top:1px solid var(--rule)}
.how div{padding-top:18px}
.how b{display:block;font:600 14px/1.3 var(--sans);margin-bottom:6px}
.how span{color:var(--ink2);font-size:14px}
footer{max-width:1180px;margin:0 auto;padding:18px 24px 40px;color:var(--ink3);font:12.5px/1.5 var(--mono);border-top:1px solid var(--rule)}
/* páginas con herramienta embebida */
.shell{display:flex;flex-direction:column;height:100vh}
.toolbar{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:8px 24px;border-bottom:1px solid var(--rule);background:var(--panel);font-size:13.5px;color:var(--ink2)}
.toolbar b{color:var(--ink);font-weight:600}
.toolbar .sp{margin-left:auto}
.btn{border:1px solid var(--accent);background:var(--accent);color:#fff;border-radius:8px;padding:6px 12px;cursor:pointer;font:500 13px/1.2 var(--sans)}
.btn[disabled]{opacity:.55;cursor:default}
.log{font:12px/1.4 var(--mono);color:var(--ink3);max-width:60ch;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
iframe.tool{flex:1;width:100%;border:0;background:#fff}
.wait{flex:1;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:10px;color:var(--ink2)}
.spin{width:30px;height:30px;border-radius:50%;border:3px solid var(--rule);border-top-color:var(--accent);animation:sp 1s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}
@media (max-width:900px){.top{grid-template-columns:1fr;gap:16px;padding-top:36px}.cards,.how{grid-template-columns:1fr}}

/* una sola página con pestañas */
.sac{position:sticky;top:0;z-index:20}
.sac a.home[aria-current="page"]{background:transparent}
.panel.tool{display:flex;flex-direction:column;height:calc(100vh - var(--navh,38px))}
.panel[hidden]{display:none!important}
.panel.tool iframe.tool{flex:1;min-height:0}

.sac .home{display:inline-flex;align-items:center;gap:9px}
.sac .home img{border-radius:5px;display:block}

/* granja vertical: maqueta 3D + simulador */
.panel.scroll{height:calc(100vh - var(--navh,38px));overflow:auto}
.vfhero{display:grid;grid-template-columns:minmax(260px,340px) 1fr;border-bottom:1px solid var(--rule)}
.vfhero .intro{padding:28px 26px;border-right:1px solid var(--rule);display:flex;flex-direction:column;gap:12px}
.vfhero .lede{font:500 19px/1.35 var(--sans);margin:0;letter-spacing:-.01em}
.vfhero .lede2{margin:0;color:var(--ink2);font-size:14px}
.vfhero .kicker{margin:0}
.facts{border-collapse:collapse;font-size:13px;margin-top:4px}
.facts td{padding:4px 0;border-bottom:1px solid var(--rule2);vertical-align:top}
.facts td:first-child{color:var(--ink3);padding-right:12px;font:12px/1.4 var(--mono)}
.vfhero .go{margin-top:auto;font:600 14px/1 var(--sans);color:var(--accent);text-decoration:none}
.vfhero .go::after{content:" ↓"}
.stage{position:relative;min-height:max(420px,min(66vh,600px));background:linear-gradient(180deg,#e9e6de 0%,#f3f0e8 70%);overflow:hidden;touch-action:none}
:root[data-theme="dark"] .stage{background:linear-gradient(180deg,#1b1c19 0%,#121311 70%)}
#vfscene,#vfscene canvas{position:absolute;inset:0;width:100%;height:100%;display:block;cursor:grab}
#vflabels{position:absolute;inset:0;pointer-events:none}
.lab{position:absolute;transform:translate(-50%,-100%);font:500 11px/1.2 var(--mono);color:var(--ink);background:color-mix(in srgb,var(--panel) 88%,transparent);border:1px solid var(--rule);padding:3px 7px;border-radius:5px;white-space:nowrap}
.tools3d{position:absolute;top:12px;right:12px;display:flex;gap:4px;flex-wrap:wrap;justify-content:flex-end;max-width:52%;z-index:2}
.tg,.tb{border:1px solid var(--rule);background:var(--panel);padding:5px 10px;border-radius:999px;font:500 11.5px/1.2 var(--mono);letter-spacing:.04em;text-transform:uppercase;cursor:pointer;color:var(--ink2)}
.tg[aria-pressed="true"]{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.timeline{position:absolute;left:50%;top:12px;transform:translateX(-50%);display:flex;align-items:center;gap:10px;background:color-mix(in srgb,var(--panel) 90%,transparent);border:1px solid var(--rule);border-radius:999px;padding:5px 14px 5px 6px}
.tools3d ~ .timeline{top:12px;left:14px;transform:none}
.timeline button{width:30px;height:30px;border-radius:50%;border:0;background:var(--accent);color:#fff;cursor:pointer;font-size:11px}
.timeline input{width:min(20vw,220px);accent-color:var(--crop)}
.timeline span{font:12px/1 var(--mono);color:var(--ink2);min-width:13ch}
.ro{position:absolute;left:14px;bottom:14px}
.gc{display:flex;flex-direction:column;gap:3px;background:color-mix(in srgb,var(--panel) 92%,transparent);border:1px solid var(--rule);border-radius:10px;padding:9px 12px;font-size:12.5px;min-width:190px}
.gc .nm{font-weight:600}
.gc .ln{font:12px/1.3 var(--mono);color:var(--ink2)}
.bar2{height:5px;border-radius:3px;background:var(--rule2);overflow:hidden}
.bar2 i{display:block;height:100%;background:var(--crop)}
.flownote{position:absolute;right:14px;bottom:14px;background:color-mix(in srgb,var(--panel) 92%,transparent);border:1px solid var(--rule);border-radius:10px;padding:9px 12px;font:11.5px/1.6 var(--mono);color:var(--ink2);max-width:270px}
.flownote i{display:inline-block;width:14px;height:3px;border-radius:2px;margin-right:7px;vertical-align:middle}
.flownote small{display:block;margin-top:4px;font-family:var(--sans);color:var(--ink3);line-height:1.35}
.stage.nogl::after{content:"WebGL no disponible";position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:var(--ink3)}
.simhead{display:flex;gap:18px;align-items:baseline;padding:22px 26px 14px;border-bottom:1px solid var(--rule)}
.simhead .num{font:500 13px/1 var(--mono);color:var(--accent);letter-spacing:.1em}
.simhead b{display:block;font:600 22px/1.2 var(--sans);letter-spacing:-.01em}
.simhead span:not(.num){color:var(--ink2);font-size:14px}
.simbox{display:flex;flex-direction:column;height:calc(100vh - var(--navh,38px))}
.simbox iframe.tool{flex:1;min-height:0}
@media (max-width:900px){.vfhero{grid-template-columns:1fr}.vfhero .intro{border-right:0;border-bottom:1px solid var(--rule)}.flownote{display:none}}

/* granja vertical: clima ERA5-Land desde el mapa */
.climabox{border-bottom:1px solid var(--rule)}
.cl-body{display:grid;grid-template-columns:1.15fr .85fr;gap:26px;padding:6px 26px 26px}
.cl-ctrl{display:flex;flex-direction:column;gap:10px}
#vmap{height:340px;border:1px solid var(--rule);border-radius:10px;background:var(--panel2)}
.search{display:flex;gap:6px}
.search input,.row3 input{flex:1;min-width:0;border:1px solid var(--rule);background:var(--panel);color:var(--ink);border-radius:8px;padding:8px 10px;font:inherit}
.results{display:flex;flex-direction:column;gap:2px}
.results button{text-align:left;border:0;background:transparent;padding:5px 6px;border-radius:6px;cursor:pointer;color:var(--ink2);font-size:13px}
.results button:hover{background:var(--panel2);color:var(--ink)}
.row3{display:grid;grid-template-columns:1fr 1fr 2fr;gap:10px}
.row3 label{display:flex;flex-direction:column;gap:4px;font-size:12.5px;color:var(--ink2)}
.btn.big{padding:11px 16px;font-size:14.5px;font-weight:600}
.hint{color:var(--ink3);font-size:12.5px;margin:0}
.dl{font-size:13.5px;color:var(--ink2);white-space:pre-line;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.dl.err{color:#d03b3b}
.minihead{font:600 12px/1.2 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ink3);margin:4px 0 10px}
.clitem{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:10px 0;border-bottom:1px solid var(--rule2)}
.clitem b{display:block;font-weight:600}
.clitem small{display:block;color:var(--ink3);font:11.5px/1.45 var(--mono)}
.clitem .acts{display:flex;gap:6px;align-items:center;flex-shrink:0}
.clitem .tb{text-decoration:none}
.cl-list .hint{margin-top:12px;line-height:1.5}
@media (max-width:900px){.cl-body{grid-template-columns:1fr}.row3{grid-template-columns:1fr 1fr}.row3 .wide{grid-column:1/-1}}

/* versión de demostración */
.demo [data-k="cl_method"]{display:none}

/* atribuciones */
footer a{color:inherit}
.hint.attr{margin-top:8px;font-size:11.5px}
.hint.attr a{color:var(--accent)}
.results .osm{color:var(--ink3);font-size:11px;padding:2px 6px}
.results .osm a{color:inherit}

/* sesión */
.sac .who{font:12px/1.2 var(--sans);opacity:.85;margin-right:6px}
.sac .who a{padding:0;opacity:1;text-decoration:underline}

/* ayuda: enlace a la guía y «Cómo se usa» de cada herramienta */
.sac a.guide{border:1px solid color-mix(in srgb,var(--paper) 35%,transparent);margin-left:6px}
.guidelink{display:inline-block;margin-top:14px;font:600 14px/1.3 var(--sans);color:var(--accent);text-decoration:none}
.guidelink:hover{text-decoration:underline}
details.howto{flex:none;background:var(--accent-soft);border-bottom:1px solid var(--rule);padding:0 24px;font-size:13.5px;color:var(--ink)}
details.howto summary{cursor:pointer;padding:8px 0;display:flex;gap:12px;align-items:baseline;flex-wrap:wrap;list-style:none}
details.howto summary::-webkit-details-marker{display:none}
details.howto summary::before{content:"?";display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;border-radius:50%;background:var(--accent);color:#fff;font:600 12px/1 var(--sans);flex:none;align-self:center}
details.howto summary b{font-weight:600}
details.howto summary span{color:var(--ink2)}
details.howto summary::after{content:"mostrar";margin-left:auto;font:12px/1 var(--mono);color:var(--accent)}
details.howto[open] summary::after{content:"ocultar"}
:root:lang(en) details.howto summary::after{content:"show"} :root:lang(en) details.howto[open] summary::after{content:"hide"}
:root:lang(it) details.howto summary::after{content:"mostra"} :root:lang(it) details.howto[open] summary::after{content:"nascondi"}
details.howto ol{margin:0 0 6px;padding:0;list-style:none;counter-reset:hw;display:grid;grid-template-columns:repeat(4,1fr);gap:8px 18px}
details.howto li{counter-increment:hw;position:relative;padding-left:28px;line-height:1.45}
details.howto li::before{content:counter(hw);position:absolute;left:0;top:0;width:20px;height:20px;border-radius:50%;border:1px solid var(--accent);color:var(--accent);font:600 11.5px/18px var(--mono);text-align:center}
details.howto > a{display:inline-block;margin:2px 0 10px 28px;font:600 13px/1.3 var(--sans);color:var(--accent);text-decoration:none}
details.howto > a:hover{text-decoration:underline}
@media (max-width:900px){details.howto ol{grid-template-columns:1fr}}

/* teléfono: en la maqueta 3D de la granja, los botones arriba a lo ancho y la línea de tiempo abajo */
@media (max-width:700px){
  .tools3d{left:12px;right:12px;max-width:none;justify-content:flex-start}
  .tools3d ~ .timeline{top:auto;bottom:12px;left:12px;right:12px}
  .tools3d ~ .timeline input{flex:1;width:auto}
  #vfstage .ro{bottom:70px}
}

/* menos texto en la granja vertical: la nota del mapa sobra y el método del clima no va en la demo */
[data-k="cl_map_h"], .demo [data-k="cl_method"] { display:none !important }

/* contacto: «¿Le interesa? Escríbanos» (portada y pantalla de entrada) */
.contact{max-width:1180px;margin:0 auto;padding:30px 24px 40px;border-top:1px solid var(--rule);display:grid;grid-template-columns:.8fr 1.2fr;gap:36px;align-items:start}
.contact.compact{display:block;padding:22px 28px}
.contact .ct-head h2{font:600 24px/1.2 var(--sans);letter-spacing:-.01em;margin:0 0 8px}
.contact.compact .ct-head h2{font-size:17px}
.contact .ct-head p{margin:0 0 8px;color:var(--ink2);font-size:14.5px}
.contact .ct-direct a{color:var(--accent);font-weight:500}
.ct-form{display:grid;grid-template-columns:1fr 1fr;gap:12px 14px}
.ct-form label{display:flex;flex-direction:column;gap:5px;font-size:13px;color:var(--ink2);margin:0}
.ct-form .wide{grid-column:1/-1}
.ct-form input,.ct-form select,.ct-form textarea{border:1px solid var(--rule);background:var(--panel);color:var(--ink);border-radius:9px;padding:9px 11px;font:inherit;font-size:14.5px;width:100%}
.ct-form textarea{resize:vertical}
.ct-form label.chk{flex-direction:row;align-items:flex-start;gap:9px;font-size:13px}
.ct-form label.chk input{width:auto;margin-top:2px}
.ct-form .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.ct-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.ct-row .btn{padding:9px 20px;font-size:14px;width:auto}
.ct-st{font-size:13.5px;color:var(--ink2)}
.ct-st.err{color:#d03b3b}
@media (max-width:900px){.contact{grid-template-columns:1fr;gap:16px}.ct-form{grid-template-columns:1fr}}