/* ==========================================================================
   LATITUD IA · sistema visual "Austral" (v2)
   Edita los tokens de este bloque para cambiar colores, tipografías y ritmo.
   Modo oscuro por defecto; el modo claro se activa con html[data-theme="light"].
   ========================================================================== */
:root{
  /* Paleta Austral */
  --noche:#0B1220; --noche-2:#0F1828; --pizarra:#16202F; --pizarra-2:#1C2838;
  --borde:#26344A; --borde-suave:rgba(138,150,168,.16);
  --niebla:#97A3B6; --nieve:#F4F1EA; --texto:#E9E6DF;
  --cobre:#E07A3F; --cobre-2:#F09A66; --glaciar:#7FE3D6; --senal:#D9F26B;
  /* Semáforo de procedencia */
  --s-probado:#7FE3D6; --s-proveedor:#F2B45A; --s-terceros:#9DB8FF; --s-sin:#FF8A80;
  /* Roles */
  --bg:var(--noche); --bg-2:var(--noche-2); --surface:var(--pizarra); --surface-2:var(--pizarra-2);
  --line:var(--borde); --line-soft:var(--borde-suave);
  --fg:var(--texto); --fg-strong:var(--nieve); --muted:var(--niebla);
  --accent:var(--cobre); --accent-hover:var(--cobre-2); --on-accent:#0B1220;
  --data:var(--glaciar);
  --glow:rgba(224,122,63,.14); --glow-2:rgba(127,227,214,.08);
  --shadow:0 1px 0 rgba(255,255,255,.04) inset, 0 20px 40px -24px rgba(0,0,0,.6);
  /* Tipografía */
  --f-display:"Space Grotesk","Inter",system-ui,sans-serif;
  --f-text:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
  /* Ritmo */
  --wrap:1200px; --pad:clamp(20px,4vw,40px);
  --r-lg:20px; --r:14px; --r-sm:10px; --r-xs:6px;
  --ease:cubic-bezier(.2,.7,.2,1);
  --header-h:64px;
  color-scheme:dark;
}
html[data-theme="light"]{
  --bg:#F6F2EA; --bg-2:#EFEAE0; --surface:#FFFFFF; --surface-2:#FBF9F4;
  --line:#DCD4C5; --line-soft:rgba(11,18,32,.09);
  --fg:#1E2633; --fg-strong:#0B1220; --muted:#4F5B6D;
  --accent:#A9481A; --accent-hover:#8E3B13; --on-accent:#FFFFFF;
  --data:#0B6E64;
  --s-probado:#0B6E64; --s-proveedor:#8A5A00; --s-terceros:#2A4FB0; --s-sin:#B42318;
  --glow:rgba(169,72,26,.10); --glow-2:rgba(11,110,100,.08);
  --shadow:0 1px 2px rgba(11,18,32,.05), 0 18px 36px -24px rgba(11,18,32,.25);
  color-scheme:light;
}

/* ---------- Base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 16px)}
body{margin:0;background:var(--bg);color:var(--fg);font:400 1rem/1.65 var(--f-text);
  font-feature-settings:"cv11","ss01";-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration-thickness:1px;text-underline-offset:3px}
p{margin:0 0 1em}
h1,h2,h3,h4{font-family:var(--f-display);color:var(--fg-strong);line-height:1.08;letter-spacing:-.02em;margin:0 0 .5em;font-weight:600;text-wrap:balance}
h1{font-size:clamp(2.4rem,6.2vw,4.75rem);letter-spacing:-.035em;font-weight:600}
h2{font-size:clamp(1.6rem,3.4vw,2.4rem)}
h3{font-size:1.2rem;letter-spacing:-.01em}
code,kbd,pre,.mono{font-family:var(--f-mono);font-feature-settings:"zero","ss02"}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
::selection{background:var(--accent);color:var(--on-accent)}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:12px;top:-100px;z-index:200;background:var(--accent);color:var(--on-accent);padding:10px 14px;border-radius:var(--r-sm);font-weight:600;text-decoration:none}
.skip:focus{top:12px}
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--pad)}
.eyebrow{font:500 .75rem/1.2 var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--data);display:inline-flex;align-items:center;gap:.6em}
.eyebrow::before{content:"";width:18px;height:1px;background:currentColor;opacity:.8}
.muted{color:var(--muted)}
.lead{font-size:clamp(1.05rem,1.6vw,1.22rem);color:var(--muted);max-width:60ch;line-height:1.6}
section{padding-block:clamp(56px,8vw,104px)}
section + section{border-top:1px solid var(--line-soft)}
.sec-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:32px;flex-wrap:wrap}
.sec-head h2{margin:8px 0 0}
.sec-head p{margin:8px 0 0;max-width:56ch}

/* ---------- Botones ---------- */
.btn{--b:var(--accent);display:inline-flex;align-items:center;justify-content:center;gap:.5em;min-height:44px;padding:.65em 1.15em;border-radius:999px;
  background:var(--b);color:var(--on-accent);border:1px solid transparent;font:600 .95rem/1 var(--f-text);text-decoration:none;cursor:pointer;
  transition:background .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s}
.btn:hover{background:var(--accent-hover);box-shadow:0 8px 24px -10px var(--accent)}
.btn:active{transform:translateY(1px)}
.btn .arr{transition:transform .2s var(--ease)}
.btn:hover .arr{transform:translateX(3px)}
.btn.ghost{background:transparent;color:var(--fg-strong);border-color:var(--line)}
.btn.ghost:hover{border-color:var(--muted);background:var(--surface);box-shadow:none}
.btn.sm{min-height:36px;padding:.45em .9em;font-size:.85rem}
.icon-btn{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--fg-strong);cursor:pointer;transition:background .18s,border-color .18s}
.icon-btn:hover{background:var(--surface);border-color:var(--muted)}
.icon-btn svg{width:18px;height:18px}

/* ---------- Ticker ---------- */
.ticker{background:var(--bg-2);border-bottom:1px solid var(--line-soft);font:500 .78rem/1 var(--f-mono);color:var(--muted)}
.ticker .wrap{display:flex;gap:28px;overflow-x:auto;scrollbar-width:none;padding-block:10px;
  -webkit-mask-image:linear-gradient(90deg,#000 85%,transparent);mask-image:linear-gradient(90deg,#000 85%,transparent)}
.ticker .wrap::-webkit-scrollbar{display:none}
.ticker span{white-space:nowrap;display:inline-flex;gap:.5em;align-items:center}
.ticker b{color:var(--fg-strong);font-weight:600}
.ticker .live{width:7px;height:7px;border-radius:50%;background:var(--glaciar);box-shadow:0 0 0 0 rgba(127,227,214,.6);animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(127,227,214,.5)}70%{box-shadow:0 0 0 8px rgba(127,227,214,0)}100%{box-shadow:0 0 0 0 rgba(127,227,214,0)}}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 82%,transparent);
  -webkit-backdrop-filter:saturate(140%) blur(14px);backdrop-filter:saturate(140%) blur(14px);border-bottom:1px solid var(--line-soft)}
.site-header .wrap{display:flex;align-items:center;gap:20px;height:var(--header-h)}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--fg-strong);font:700 1.18rem/1 var(--f-display);letter-spacing:-.03em;flex-shrink:0}
.brand svg{width:30px;height:30px}
.brand .ia{color:var(--accent)}
.nav{margin-left:auto}
.nav ul{display:flex;gap:4px;list-style:none;margin:0;padding:0}
.nav a{display:block;padding:8px 12px;border-radius:999px;color:var(--muted);text-decoration:none;font-size:.92rem;font-weight:500;transition:color .15s,background .15s}
.nav a:hover{color:var(--fg-strong);background:var(--surface)}
.nav a[aria-current="page"]{color:var(--fg-strong);background:var(--surface);box-shadow:inset 0 0 0 1px var(--line)}
.header-actions{display:flex;align-items:center;gap:8px}
.menu-btn{display:none}
.theme-btn .sun{display:none}
html[data-theme="light"] .theme-btn .sun{display:block}
html[data-theme="light"] .theme-btn .moon{display:none}

/* Menú móvil */
.mobile-nav{position:fixed;inset:var(--header-h) 0 0 0;z-index:49;background:var(--bg);padding:24px var(--pad) 40px;display:flex;flex-direction:column;gap:6px;
  opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .22s var(--ease),transform .22s var(--ease),visibility 0s .22s;overflow-y:auto}
.mobile-nav.open{opacity:1;visibility:visible;transform:none;transition:opacity .22s var(--ease),transform .22s var(--ease)}
.mobile-nav a{display:flex;justify-content:space-between;align-items:center;padding:16px 4px;border-bottom:1px solid var(--line-soft);
  font:600 1.35rem/1.2 var(--f-display);color:var(--fg-strong);text-decoration:none;letter-spacing:-.02em}
.mobile-nav a small{font:500 .72rem/1 var(--f-mono);color:var(--muted);letter-spacing:.1em}
.mobile-nav a[aria-current="page"]{color:var(--accent)}
.mobile-nav .btn{margin-top:20px}
body.menu-open{overflow:hidden}

@media (max-width:960px){
  .nav,.header-actions .btn{display:none}
  .menu-btn{display:inline-grid}
  .header-actions{margin-left:auto}
}
@media (min-width:961px){.mobile-nav{display:none}}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding-block:clamp(56px,9vw,120px) clamp(48px,7vw,96px);isolation:isolate}
.hero::before{content:"";position:absolute;inset:-20% -10% auto auto;width:70vw;height:70vw;max-width:900px;max-height:900px;z-index:-2;
  background:radial-gradient(closest-side,var(--glow),transparent 70%)}
.hero::after{content:"";position:absolute;inset:auto auto -30% -20%;width:60vw;height:60vw;max-width:800px;max-height:800px;z-index:-2;
  background:radial-gradient(closest-side,var(--glow-2),transparent 70%)}
.lat-lines{position:absolute;inset:0;z-index:-1;pointer-events:none;color:var(--line);opacity:.9}
.lat-lines svg{width:100%;height:100%}
.lat-lines .drift{animation:drift 26s linear infinite alternate}
@keyframes drift{from{transform:translateX(0)}to{transform:translateX(-40px)}}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.9fr);gap:clamp(32px,5vw,72px);align-items:center}
.hero h1{margin:18px 0 22px}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.hero .meta-row{display:grid;grid-template-columns:repeat(4,auto);justify-content:start;gap:16px 30px;margin-top:34px;font:500 .78rem/1.3 var(--f-mono);color:var(--muted)}
.hero .meta-row b{display:block;font:600 1.3rem/1.2 var(--f-display);color:var(--fg-strong);letter-spacing:-.02em;margin-bottom:2px}
@media (max-width:960px){.hero-grid{grid-template-columns:1fr}}

/* Panel de datos */
.panel{position:relative;background:linear-gradient(180deg,var(--surface),var(--bg-2));border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;box-shadow:var(--shadow)}
.panel::before{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1px;pointer-events:none;
  background:linear-gradient(140deg,color-mix(in srgb,var(--accent) 55%,transparent),transparent 40%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude}
.panel-head a{white-space:nowrap}
.panel-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px}
.panel-head h2,.panel-head h3{font:600 .76rem/1.2 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin:0}
.price-row{display:grid;grid-template-columns:1fr auto;gap:4px 12px;align-items:baseline;padding:11px 0;border-top:1px dashed var(--line)}
.price-row:first-of-type{border-top:0}
.price-row .name{font-weight:500;color:var(--fg-strong);font-size:.95rem}
.price-row .usd{grid-column:1;font:500 .74rem/1 var(--f-mono);color:var(--muted)}
.price-row .clp{grid-row:1/span 2;grid-column:2;font:600 1.15rem/1 var(--f-mono);color:var(--data);font-variant-numeric:tabular-nums}
.panel .foot{margin-top:14px;padding-top:12px;border-top:1px solid var(--line);font:400 .74rem/1.5 var(--f-mono);color:var(--muted)}
.skeleton{display:block;height:44px;border-radius:8px;margin:6px 0;background:linear-gradient(90deg,var(--surface-2),var(--surface),var(--surface-2));background-size:200% 100%;animation:shimmer 1.4s infinite}
@keyframes shimmer{to{background-position:-200% 0}}

/* ---------- Semáforo ---------- */
.tag{--c:var(--muted);display:inline-flex;align-items:center;gap:6px;padding:3px 8px 3px 7px;border-radius:999px;border:1px solid color-mix(in srgb,var(--c) 45%,transparent);
  background:color-mix(in srgb,var(--c) 10%,transparent);color:var(--c);font:600 .66rem/1.3 var(--f-mono);letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;vertical-align:middle;text-decoration:none}
.tag::before{content:"";width:8px;height:8px;background:currentColor;flex-shrink:0}
.tag.probado{--c:var(--s-probado)} .tag.probado::before{border-radius:50%}
.tag.proveedor{--c:var(--s-proveedor)} .tag.proveedor::before{border-radius:1px}
.tag.terceros{--c:var(--s-terceros)} .tag.terceros::before{clip-path:polygon(50% 0,100% 100%,0 100%)}
.tag.sin-confirmar{--c:var(--s-sin)} .tag.sin-confirmar::before{background:transparent;border:2px dotted currentColor;border-radius:50%;width:9px;height:9px}
a.tag:hover{background:color-mix(in srgb,var(--c) 18%,transparent)}
.legend{display:flex;flex-wrap:wrap;gap:8px 10px;align-items:center}

/* ---------- Tarjetas ---------- */
.grid{display:grid;gap:18px;grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width:1024px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.grid{grid-template-columns:1fr}}
.card{position:relative;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;text-decoration:none;color:inherit;
  transition:transform .25s var(--ease),border-color .25s,box-shadow .25s}
.card:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--accent) 50%,var(--line));box-shadow:0 22px 40px -28px var(--accent)}
.card .thumb{position:relative;aspect-ratio:16/8;padding:16px 18px;display:flex;flex-direction:column;justify-content:space-between;overflow:hidden;
  background:radial-gradient(120% 90% at 100% 0,var(--glow),transparent 60%),var(--bg-2);border-bottom:1px solid var(--line)}
.card .thumb::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(180deg,transparent 0 21px,var(--line-soft) 21px 22px);opacity:.9;pointer-events:none}
.card .thumb .k{position:relative;z-index:1;font:600 .68rem/1 var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--data)}
.card .thumb .t{position:relative;z-index:1;font:600 clamp(1.25rem,2vw,1.55rem)/1.1 var(--f-display);color:var(--fg-strong);letter-spacing:-.02em;max-width:16ch}
.card .thumb .lat{position:absolute;right:18px;bottom:16px;z-index:1;font:500 .68rem/1 var(--f-mono);color:var(--muted)}
.card .body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1}
.card h3{margin:0;font-size:1.08rem;line-height:1.3}
.card p{margin:0;color:var(--muted);font-size:.93rem;line-height:1.55}
.card .meta{margin-top:auto;padding-top:8px;display:flex;gap:10px;align-items:center;justify-content:space-between;flex-wrap:wrap;font:500 .74rem/1 var(--f-mono);color:var(--muted)}

/* Herramientas */
.tools{display:grid;gap:18px;grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width:960px){.tools{grid-template-columns:1fr}}
.tool{position:relative;padding:24px;border-radius:var(--r-lg);border:1px solid var(--line);background:var(--surface);text-decoration:none;color:inherit;display:flex;flex-direction:column;gap:12px;min-height:220px;overflow:hidden;transition:border-color .25s,transform .25s var(--ease)}
.tool:hover{border-color:color-mix(in srgb,var(--accent) 50%,var(--line));transform:translateY(-3px)}
.tool .num{font:500 .74rem/1 var(--f-mono);color:var(--muted);letter-spacing:.1em}
.tool h3{font-size:1.35rem;margin:0}
.tool p{margin:0;color:var(--muted);font-size:.95rem}
.tool .go{margin-top:auto;font:600 .85rem/1 var(--f-text);color:var(--accent);display:inline-flex;gap:6px;align-items:center}
.tool .go span{transition:transform .2s var(--ease)}
.tool:hover .go span{transform:translateX(4px)}
.tool .viz{position:absolute;right:-14px;bottom:-14px;width:120px;height:120px;opacity:.45;color:var(--line)}

/* Semáforo explicado */
.trust{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
@media (max-width:960px){.trust{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.trust{grid-template-columns:1fr}}
.trust-item{padding:18px;border-radius:var(--r);border:1px solid var(--line);background:var(--surface)}
.trust-item p{margin:10px 0 0;color:var(--muted);font-size:.92rem}

/* Líneas editoriales */
.lines{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--surface)}
.lines > div{padding:20px;border-left:1px solid var(--line)}
.lines > div:first-child{border-left:0}
.lines b{font:500 .74rem/1 var(--f-mono);color:var(--accent);letter-spacing:.1em}
.lines h3{margin:12px 0 6px;font-size:1.05rem}
.lines p{margin:0;font-size:.88rem;color:var(--muted)}
@media (max-width:1024px){.lines{grid-template-columns:1fr 1fr}.lines > div{border-left:0;border-top:1px solid var(--line)}.lines > div:nth-child(-n+2){border-top:0}.lines > div:nth-child(2n){border-left:1px solid var(--line)}}
@media (max-width:560px){.lines{grid-template-columns:1fr}.lines > div:nth-child(2n){border-left:0}.lines > div:nth-child(2){border-top:1px solid var(--line)}}

/* Newsletter CTA */
.news-cta{display:grid;grid-template-columns:1.1fr 1fr;gap:32px;align-items:center;padding:clamp(24px,4vw,44px);border-radius:var(--r-lg);border:1px solid var(--line);
  background:radial-gradient(80% 120% at 0 0,var(--glow),transparent 60%),var(--surface)}
.news-cta h2{margin:12px 0 0}
@media (max-width:860px){.news-cta{grid-template-columns:1fr}}
.subscribe{display:flex;gap:10px;flex-wrap:wrap}
.field{flex:1 1 220px;min-height:48px;padding:0 16px;border-radius:999px;border:1px solid var(--line);background:var(--bg);color:var(--fg-strong);font:400 1rem var(--f-text);transition:border-color .15s,box-shadow .15s}
.field::placeholder{color:var(--muted)}
.field:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 22%,transparent)}
.form-note{margin:12px 4px 0;font-size:.82rem;color:var(--muted)}
.form-msg{margin:12px 4px 0;font:500 .85rem/1.4 var(--f-mono);color:var(--data);min-height:1.4em}

/* ---------- Página interior ---------- */
.page-head{padding-block:clamp(48px,7vw,88px) clamp(28px,4vw,48px);position:relative;overflow:hidden;isolation:isolate;border-bottom:1px solid var(--line-soft)}
.page-head h1{font-size:clamp(2.1rem,5vw,3.6rem);margin:16px 0 14px;max-width:20ch}
.crumbs{font:500 .76rem/1 var(--f-mono);color:var(--muted);display:flex;gap:8px;flex-wrap:wrap}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--fg-strong)}
.stat-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.stat{padding:10px 14px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--surface);font:500 .78rem/1.3 var(--f-mono);color:var(--muted)}
.stat b{color:var(--fg-strong);font-weight:600}

/* Controles */
.toolbar{display:flex;flex-wrap:wrap;gap:12px 16px;align-items:end;padding:16px;border:1px solid var(--line);border-radius:var(--r);background:var(--surface);margin-bottom:18px}
.ctl{display:flex;flex-direction:column;gap:6px;min-width:0}
.ctl > span,.ctl legend{font:600 .68rem/1 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);padding:0}
fieldset.ctl{border:0;margin:0;padding:0}
.seg{display:inline-flex;flex-wrap:wrap;gap:4px;padding:4px;border-radius:999px;border:1px solid var(--line);background:var(--bg)}
.seg button,.seg label{appearance:none;border:0;background:transparent;color:var(--muted);font:500 .85rem/1 var(--f-text);padding:9px 13px;border-radius:999px;cursor:pointer;transition:background .15s,color .15s;min-height:36px;display:inline-flex;align-items:center}
.seg button:hover,.seg label:hover{color:var(--fg-strong)}
.seg button[aria-pressed="true"],.seg input:checked + label{background:var(--surface-2);color:var(--fg-strong);box-shadow:inset 0 0 0 1px var(--line)}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg input:focus-visible + label{outline:2px solid var(--accent);outline-offset:2px}
.select,.input{min-height:42px;padding:0 36px 0 14px;border-radius:999px;border:1px solid var(--line);background:var(--bg);color:var(--fg-strong);font:500 .9rem var(--f-text)}
.select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2397A3B6' stroke-width='2.5' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center}
.input{padding-right:14px}
.select:focus,.input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 22%,transparent)}
.toolbar .count{margin-left:auto;font:500 .78rem/1 var(--f-mono);color:var(--muted);align-self:center}
@media (max-width:640px){.toolbar .count{margin-left:0;width:100%}}

/* Tabla */
.table-wrap{border:1px solid var(--line);border-radius:var(--r);overflow:auto;background:var(--surface);-webkit-overflow-scrolling:touch}
table.data{width:100%;border-collapse:collapse;font-size:.92rem;min-width:860px}
table.data th,table.data td{padding:14px 16px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line-soft)}
table.data thead th{position:sticky;top:0;background:var(--surface-2);z-index:1;font:600 .68rem/1.2 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);white-space:nowrap}
table.data th button{all:unset;cursor:pointer;display:inline-flex;gap:6px;align-items:center}
table.data th button:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:3px}
table.data th button .dir{opacity:.35;transition:opacity .15s,transform .15s}
table.data th[aria-sort="ascending"] .dir,table.data th[aria-sort="descending"] .dir{opacity:1;color:var(--accent)}
table.data th[aria-sort="descending"] .dir{transform:rotate(180deg)}
table.data tbody tr{transition:background .15s}
table.data tbody tr:hover{background:color-mix(in srgb,var(--accent) 5%,transparent)}
table.data td.num{font-family:var(--f-mono);font-variant-numeric:tabular-nums;white-space:nowrap;text-align:right}
table.data th.num{text-align:right}
table.data td .clp{color:var(--data);font-weight:600;font-size:1rem}
table.data td .plan{font-weight:600;color:var(--fg-strong);display:block}
table.data td .prov{font:500 .72rem/1.4 var(--f-mono);color:var(--muted)}
table.data td small{display:block;color:var(--muted);font-size:.8rem;line-height:1.45;margin-top:4px}
table.data td a:not(.tag){color:var(--fg)}
.empty{padding:40px;text-align:center;color:var(--muted)}
/* Tarjetas en móvil para la tabla */
.plan-cards{display:none;gap:12px}
@media (max-width:720px){.table-wrap.has-cards{display:none}.plan-cards{display:grid}}
.plan-card{padding:16px;border-radius:var(--r);border:1px solid var(--line);background:var(--surface)}
.plan-card header{display:flex;justify-content:space-between;align-items:start;gap:12px}
.plan-card .clp{font:600 1.3rem/1 var(--f-mono);color:var(--data);white-space:nowrap}
.plan-card .usd{font:500 .74rem/1 var(--f-mono);color:var(--muted);text-align:right;margin-top:6px}
.plan-card dl{margin:12px 0 0;display:grid;grid-template-columns:1fr;gap:8px;font-size:.88rem}
.plan-card dt{font:600 .66rem/1 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.plan-card dd{margin:4px 0 0;color:var(--fg)}
.plan-card footer{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:12px;flex-wrap:wrap;font:500 .74rem/1 var(--f-mono);color:var(--muted)}

/* Bloques de prosa */
.prose{max-width:70ch;font-size:1.06rem;line-height:1.75}
.prose h2{font-size:clamp(1.4rem,2.6vw,1.85rem);margin:2em 0 .6em}
.prose h3{margin:1.6em 0 .5em}
.prose p,.prose li{color:var(--fg)}
.prose ul,.prose ol{padding-left:1.2em}
.prose li{margin:.35em 0}
.prose a{color:var(--fg-strong);text-decoration-color:var(--accent)}
.prose a:hover{color:var(--accent)}
.prose blockquote{margin:1.6em 0;padding:4px 0 4px 20px;border-left:2px solid var(--accent);color:var(--fg-strong);font:500 1.15rem/1.5 var(--f-display)}
.prose code{font-size:.88em;padding:.12em .4em;border-radius:6px;background:var(--surface);border:1px solid var(--line)}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:clamp(32px,5vw,72px);align-items:start}
@media (max-width:1024px){.article-grid{grid-template-columns:minmax(0,1fr)}}
.aside-sticky{position:sticky;top:calc(var(--header-h) + 24px);display:flex;flex-direction:column;gap:14px}
@media (max-width:1024px){.aside-sticky{position:static}}
.box{padding:18px;border-radius:var(--r);border:1px solid var(--line);background:var(--surface)}
.box h2,.box h3{font:600 .72rem/1.2 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin:0 0 12px}
.box ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;font-size:.9rem}
.box li a{color:var(--fg);text-decoration:none}
.box li a:hover{color:var(--accent)}
.byline{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;font:500 .78rem/1.3 var(--f-mono);color:var(--muted);margin-top:18px}
.claim{display:block;margin:1.2em 0;padding:14px 16px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--surface)}
.claim p{margin:8px 0 0;font-size:.98rem}
.code{position:relative;margin:1.2em 0;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--bg-2);overflow:hidden}
.code pre{margin:0;padding:16px 18px;overflow-x:auto;font-size:.86rem;line-height:1.6;color:var(--fg-strong)}
.code .copy{position:absolute;top:8px;right:8px}
.passport{border:1px dashed var(--line);border-radius:var(--r);padding:18px;background:var(--bg-2);font:500 .84rem/1.6 var(--f-mono)}
.passport dl{display:grid;grid-template-columns:max-content 1fr;gap:6px 16px;margin:12px 0 0}
.passport dt{color:var(--muted)}
.passport dd{margin:0;color:var(--fg-strong);overflow-wrap:anywhere}
.passport .pending{color:var(--s-sin)}
.sources{font-size:.9rem}
.sources li{margin:.5em 0;color:var(--muted)}

/* Calculadora fierro */
.calc{display:grid;grid-template-columns:340px minmax(0,1fr);gap:24px;align-items:start}
@media (max-width:960px){.calc{grid-template-columns:1fr}}
.calc-controls{position:sticky;top:calc(var(--header-h) + 20px);display:flex;flex-direction:column;gap:20px;padding:20px;border-radius:var(--r-lg);border:1px solid var(--line);background:var(--surface)}
@media (max-width:960px){.calc-controls{position:static}}
.mem-readout{display:flex;align-items:baseline;gap:8px}
.mem-readout output{font:600 2.6rem/1 var(--f-display);color:var(--fg-strong);letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.mem-readout span{font:500 .85rem var(--f-mono);color:var(--muted)}
input[type=range]{width:100%;accent-color:var(--accent);height:28px;cursor:pointer}
.ticks{display:flex;justify-content:space-between;font:500 .66rem/1 var(--f-mono);color:var(--muted);margin-top:2px}
.usable{font:500 .8rem/1.5 var(--f-mono);color:var(--muted);padding:12px;border-radius:var(--r-sm);background:var(--bg);border:1px solid var(--line)}
.usable b{color:var(--data)}
.results h2{font-size:1.1rem;display:flex;align-items:center;gap:10px;margin:0 0 12px}
.results h2 .n{font:600 .74rem/1 var(--f-mono);color:var(--muted);padding:4px 8px;border:1px solid var(--line);border-radius:999px}
.results section{padding:0;border:0;margin-bottom:28px}
.fit-list{display:grid;gap:12px;grid-template-columns:repeat(2,minmax(0,1fr))}
@media (max-width:1200px){.fit-list{grid-template-columns:1fr}}
.model{position:relative;padding:16px 16px 16px 20px;border-radius:var(--r);border:1px solid var(--line);background:var(--surface);overflow:hidden;animation:pop .3s var(--ease) both}
.model::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--line)}
.model.ok::before{background:var(--s-probado)}
.model.tight::before{background:var(--s-proveedor)}
.model.no{opacity:.82}
.model.no::before{background:var(--s-sin)}
.model header{display:flex;justify-content:space-between;gap:12px;align-items:start}
.model h3{margin:0;font-size:1.05rem}
.model .size{font:600 .95rem/1 var(--f-mono);color:var(--data);white-space:nowrap}
.model .spec{font:500 .74rem/1.5 var(--f-mono);color:var(--muted);margin:6px 0 0}
.model p{margin:10px 0 0;font-size:.88rem;color:var(--muted)}
.model .bar{margin-top:12px;height:6px;border-radius:99px;background:var(--bg);overflow:hidden}
.model .bar i{display:block;height:100%;border-radius:inherit;background:var(--s-probado);transition:width .4s var(--ease)}
.model.tight .bar i{background:var(--s-proveedor)}
.model.no .bar i{background:var(--s-sin)}
.model .row{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-top:12px}
.model code.cmd{font-size:.78rem;padding:6px 8px;border-radius:6px;background:var(--bg);border:1px solid var(--line);color:var(--fg-strong);overflow-wrap:anywhere}
@keyframes pop{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* Registro de cambios */
.timeline{list-style:none;margin:0;padding:0;position:relative}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:1px;background:var(--line)}
.timeline li{position:relative;padding:0 0 26px 32px}
.timeline li::before{content:"";position:absolute;left:2px;top:6px;width:11px;height:11px;border-radius:50%;background:var(--bg);border:2px solid var(--accent)}
.timeline li.t-correccion::before{border-color:var(--s-sin)}
.timeline li.t-herramienta::before,.timeline li.t-modelo::before{border-color:var(--data)}
.timeline time{font:600 .74rem/1 var(--f-mono);color:var(--muted);letter-spacing:.06em}
.timeline h3{margin:8px 0 6px;font-size:1.05rem;line-height:1.35}
.timeline p{margin:0;color:var(--muted);font-size:.93rem}
.timeline .row{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:10px;font:500 .74rem/1 var(--f-mono);color:var(--muted)}
.diff{display:inline-flex;gap:6px;align-items:center;font:500 .76rem/1 var(--f-mono)}
.diff del{color:var(--muted)}
.diff ins{text-decoration:none;color:var(--fg-strong)}
.type{font:600 .64rem/1 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;padding:4px 7px;border-radius:5px;background:var(--bg-2);border:1px solid var(--line);color:var(--muted)}
.two-col{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:clamp(28px,4vw,56px);align-items:start}
.two-col>*,.article-grid>*{min-width:0}
@media (max-width:1024px){.two-col{grid-template-columns:minmax(0,1fr)}}
.spark{width:100%;height:140px}
.spark .area{fill:color-mix(in srgb,var(--data) 14%,transparent)}
.spark .ln{fill:none;stroke:var(--data);stroke-width:2}
.spark .dot{fill:var(--accent)}
.spark text{font:500 10px var(--f-mono);fill:var(--muted)}
table.mini{width:100%;border-collapse:collapse;font-size:.86rem}
table.mini th,table.mini td{padding:9px 6px;border-bottom:1px solid var(--line-soft);text-align:left}
table.mini th{font:600 .64rem/1.2 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
table.mini td.num{text-align:right;font-family:var(--f-mono);font-variant-numeric:tabular-nums;white-space:nowrap}
.up{color:var(--s-sin)} .down{color:var(--s-probado)}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}

/* Política */
.rules{counter-reset:r;list-style:none;padding:0;margin:0;display:grid;gap:12px}
.rules li{counter-increment:r;position:relative;padding:16px 16px 16px 60px;border-radius:var(--r);border:1px solid var(--line);background:var(--surface)}
.rules li::before{content:counter(r,decimal-leading-zero);position:absolute;left:18px;top:16px;font:600 .9rem/1.6 var(--f-mono);color:var(--accent)}
.rules li b{color:var(--fg-strong)}

/* 404 */
.lost{min-height:calc(100vh - var(--header-h) - 200px);display:grid;place-items:center;text-align:center;padding-block:80px;position:relative;overflow:hidden;isolation:isolate}
.lost .big{font:600 clamp(5rem,18vw,11rem)/.9 var(--f-display);letter-spacing:-.06em;color:var(--fg-strong)}
.lost .big span{color:var(--accent)}
.lost .coords{font:500 .85rem/1.4 var(--f-mono);color:var(--data);margin:12px 0 18px}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line-soft);padding-block:48px 36px;background:var(--bg-2)}
.foot-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:28px}
@media (max-width:860px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.foot-grid{grid-template-columns:1fr}}
.site-footer h2{font:600 .7rem/1 var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 14px}
.site-footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;font-size:.92rem}
.site-footer a{color:var(--fg);text-decoration:none}
.site-footer a:hover{color:var(--accent)}
.site-footer p{color:var(--muted);font-size:.9rem;max-width:40ch}
.foot-base{margin-top:36px;padding-top:20px;border-top:1px solid var(--line-soft);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font:500 .74rem/1.5 var(--f-mono);color:var(--muted)}

/* ---------- Microinteracciones ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.in{opacity:1;transform:none}
.no-js .reveal{opacity:1;transform:none}
  .lat-lines .drift{animation:none!important}
.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);opacity:0;z-index:100;padding:10px 16px;border-radius:999px;background:var(--fg-strong);color:var(--bg);font:500 .85rem var(--f-mono);transition:opacity .2s,transform .2s var(--ease);pointer-events:none}
.toast.show{opacity:1;transform:translate(-50%,0)}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
  .lat-lines .drift{animation:none!important}
}
@media print{.site-header,.ticker,.site-footer,.mobile-nav{display:none}body{background:#fff;color:#000}}

@media (max-width:560px){.hero .meta-row{grid-template-columns:repeat(2,auto)}}
/* v2: anchos de columna de la tabla de planes */
#tabla-planes{table-layout:fixed;min-width:980px}
#tabla-planes th:nth-child(1){width:19%}#tabla-planes th:nth-child(2){width:15%}#tabla-planes th:nth-child(3){width:24%}
#tabla-planes th:nth-child(4){width:22%}#tabla-planes th:nth-child(5){width:8%}#tabla-planes th:nth-child(6){width:12%}
#tabla-planes th:nth-child(5){white-space:normal}
#tabla-planes td .prov{white-space:normal}
#tabla-planes td.num small{white-space:normal}
@media (min-width:721px){.only-mobile{display:none!important}}
.model .cmdline{display:flex;gap:6px;align-items:center;margin-top:10px}
.model .cmdline code.cmd{flex:1;min-width:0;padding:8px 10px}
.prose a.tag,.prose a.tag:hover{color:var(--c);text-decoration:none}
.ticker .wrap:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}
.mobile-nav a.btn{color:var(--on-accent);border-bottom:0}.mobile-nav a.btn:hover{color:var(--on-accent)}
.menu-btn .i-cerrar{display:none}.menu-btn[aria-expanded="true"] .i-cerrar{display:block}.menu-btn[aria-expanded="true"] .i-abrir{display:none}
a.tag,a.tag:hover,a.tag:visited{color:var(--c);text-decoration:none}a.tag:hover{background:color-mix(in srgb,var(--c) 18%,transparent)}