/* =========================================================
   ContrastaIA · sistema visual "instrumento de medida"
   Base tinta azul, azul señal para interacción, ámbar para puntuaciones.
   Display: Unbounded · Texto: Geist
   ========================================================= */
:root,
:root[data-theme="dark"] {
  --ink: #0a1428;
  --ink-2: #0d1931;
  --panel: #111f3b;
  --panel-2: #152645;
  --line: #1f3157;
  --line-2: #2c4373;
  --text: #e9eefb;
  --muted: #93a1c3;
  --faint: #62739c;
  --signal: #5b8cff;
  --signal-strong: #3d6cf0;
  --signal-soft: rgba(91, 140, 255, 0.14);
  --amber: #ffb547;
  --ok: #45d49a;
  --dot: #2a3d66;
  --shadow: 0 24px 60px -24px rgba(0, 0, 0, 0.7);
  color-scheme: dark;
}
:root[data-theme="light"] {
  --ink: #f2f5fb;
  --ink-2: #ffffff;
  --panel: #ffffff;
  --panel-2: #f6f8fd;
  --line: #dce3f1;
  --line-2: #c3cfe6;
  --text: #0a1428;
  --muted: #4a5a80;
  --faint: #7484a8;
  --signal: #2457e6;
  --signal-strong: #2457e6;
  --signal-soft: rgba(36, 87, 230, 0.09);
  --amber: #b76e00;
  --ok: #0e8a5b;
  --dot: #cdd7ea;
  --shadow: 0 24px 50px -28px rgba(10, 20, 40, 0.35);
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  font-family: "Geist", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 16px; line-height: 1.6;
  color: var(--text); background: var(--ink);
  overflow-x: hidden; min-height: 100vh;
  font-feature-settings: "tnum" 1;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; }
button, input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3 { margin: 0 0 .5em; line-height: 1.1; }
h1, h2 { font-family: "Unbounded", "Geist", system-ui, sans-serif; font-weight: 600; letter-spacing: -0.025em; }
h3 { font-weight: 600; letter-spacing: -0.01em; }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 2px; border-radius: 6px; }
.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; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--panel); padding: 8px 14px; border-radius: 8px; }
.skip:focus { left: 8px; }
.container { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 640px) { .container { padding: 0 28px; } }

/* ---------- Fondo: retícula de puntos + un único halo ---------- */
.bg { position: fixed; inset: 0; z-index: -1; pointer-events: none; }
.bg::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(var(--line) 1px, transparent 1.3px);
  background-size: 22px 22px;
  -webkit-mask-image: linear-gradient(to bottom, #000 0, transparent 70vh);
  mask-image: linear-gradient(to bottom, #000 0, transparent 70vh);
}
.bg::after {
  content: ""; position: absolute; top: -30vh; right: -10vw; width: 70vw; height: 90vh;
  background: radial-gradient(closest-side, var(--signal-soft), transparent);
}

/* ---------- Cabecera ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--ink) 82%, transparent);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; gap: 12px; height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; font-family: "Unbounded", sans-serif; font-weight: 600; font-size: 1.08rem; letter-spacing: -0.02em; }
.logo-mark { width: 26px; height: 26px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 3px; }
.logo-mark i { border-radius: 2px; background: var(--dot); }
.logo-mark i.on { background: var(--signal); }
.logo-mark i.hot { background: var(--amber); }
.nav-links { display: none; gap: 2px; margin-left: auto; }
.nav-links a { text-decoration: none; color: var(--muted); padding: 7px 12px; border-radius: 8px; font-size: .92rem; font-weight: 500; }
.nav-links a:hover { color: var(--text); background: var(--panel); }
.nav-links a[aria-current="page"] { color: var(--text); }
.nav-actions { margin-left: auto; display: flex; gap: 6px; align-items: center; }
@media (min-width: 860px) { .nav-links { display: flex; } .nav-actions { margin-left: 8px; } }
.icon-btn { width: 38px; height: 38px; border-radius: 9px; display: grid; place-items: center; border: 1px solid var(--line); background: transparent; cursor: pointer; color: var(--muted); }
.icon-btn:hover { color: var(--text); border-color: var(--line-2); background: var(--panel); }
.icon-btn svg { width: 18px; height: 18px; }
.theme-toggle .sun { display: none; }
:root[data-theme="light"] .theme-toggle .sun { display: block; }
:root[data-theme="light"] .theme-toggle .moon { display: none; }
@media (min-width: 860px) { .menu-btn { display: none; } }
.mobile-menu { display: none; border-top: 1px solid var(--line); padding: 8px 0 14px; }
.mobile-menu.open { display: grid; gap: 2px; }
.mobile-menu a { padding: 10px 4px; text-decoration: none; color: var(--muted); border-bottom: 1px solid var(--line); }
@media (min-width: 860px) { .mobile-menu, .mobile-menu.open { display: none; } }

/* ---------- Hero ---------- */
.hero { padding: 48px 0 40px; }
@media (min-width: 980px) { .hero { padding: 72px 0 56px; } }
.hero-grid { display: grid; gap: 36px; align-items: center; }
@media (min-width: 980px) { .hero-grid { grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 56px; } }
.hero h1 { font-size: clamp(2.05rem, 5.4vw, 3.7rem); max-width: 14ch; margin-bottom: 20px; }
.hero .lead { color: var(--muted); font-size: clamp(1.02rem, 1.8vw, 1.15rem); max-width: 46ch; margin: 0 0 28px; }

/* Barra de búsqueda tipo comando */
.search { max-width: 600px; }
.search-inner {
  display: flex; align-items: center; gap: 10px; padding: 6px 6px 6px 16px;
  background: var(--panel); border: 1px solid var(--line-2); border-radius: 12px;
  box-shadow: var(--shadow);
  transition: border-color .2s, box-shadow .2s;
}
.search-inner:focus-within { border-color: var(--signal); box-shadow: 0 0 0 4px var(--signal-soft), var(--shadow); }
.search svg.s-ico { width: 20px; height: 20px; color: var(--signal); flex: none; }
.search input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; font-size: 1.05rem; padding: 12px 0; }
.search input::placeholder { color: var(--faint); }
.search input::-webkit-search-cancel-button { display: none; }
.search kbd { display: none; font-family: inherit; font-size: .78rem; color: var(--faint); border: 1px solid var(--line-2); border-radius: 5px; padding: 1px 7px; }
@media (min-width: 640px) { .search kbd { display: inline-block; } }
.btn-search { border: 0; cursor: pointer; background: var(--signal-strong); color: #fff; font-weight: 600; padding: 12px 20px; border-radius: 8px; }
.btn-search:hover { filter: brightness(1.1); }
.search-hint { min-height: 1.6em; margin: 12px 0 0; color: var(--muted); font-size: .92rem; }
.search-hint b { color: var(--text); font-weight: 600; }
.search-hint a { color: var(--signal); }

/* ---------- Matriz de IAs (elemento protagonista) ---------- */
.matrix { border: 1px solid var(--line); border-radius: 16px; background: color-mix(in srgb, var(--ink-2) 88%, transparent); padding: 18px 18px 14px; box-shadow: var(--shadow); }
.mx-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; padding-bottom: 12px; margin-bottom: 6px; border-bottom: 1px solid var(--line); }
.mx-head strong { font-weight: 600; }
.mx-head span { color: var(--faint); font-size: .84rem; }
.mx-rows { display: grid; }
.mx-row {
  display: grid; grid-template-columns: 116px 1fr 28px; align-items: center; gap: 12px;
  width: 100%; padding: 7px 8px; margin: 0 -8px; width: calc(100% + 16px);
  border: 0; background: transparent; text-align: left; cursor: pointer; border-radius: 8px;
}
.mx-row:hover { background: var(--panel); }
.mx-row[aria-pressed="true"] { background: var(--signal-soft); }
.mx-name { font-size: .88rem; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mx-row:hover .mx-name, .mx-row[aria-pressed="true"] .mx-name { color: var(--text); }
.mx-dots { display: flex; flex-wrap: wrap; gap: 4px; }
.mx-count { font-size: .8rem; color: var(--faint); text-align: right; }
.dot { width: 12px; height: 12px; border-radius: 3px; background: var(--dot); transition: background .25s, box-shadow .25s, opacity .25s; animation: dotIn .5s both; animation-delay: calc(var(--d, 0) * 14ms); }
@keyframes dotIn { from { opacity: 0; transform: scale(.4); } }
.dot.top { background: color-mix(in srgb, var(--signal) 45%, var(--dot)); }
.matrix.filtering .dot { opacity: .35; }
.matrix.filtering .dot.hit { opacity: 1; background: var(--signal); box-shadow: 0 0 10px var(--signal); }
.mx-legend { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--line); color: var(--faint); font-size: .8rem; }
.mx-legend span { display: inline-flex; align-items: center; gap: 6px; }
.mx-legend .dot { width: 10px; height: 10px; animation: none; }
.mx-legend .dot.hit { background: var(--signal); }
@media (max-width: 420px) { .mx-row { grid-template-columns: 92px 1fr 22px; gap: 8px; } .dot { width: 10px; height: 10px; } }

/* ---------- Secciones ---------- */
.section { padding: 56px 0; }
.section + .section { border-top: 1px solid var(--line); }
.section-head { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 8px 16px; margin-bottom: 24px; }
.section-head h2 { font-size: clamp(1.4rem, 3vw, 2rem); margin: 0; }
.section-head p { margin: 0; color: var(--muted); max-width: 52ch; }

/* ---------- Barra de filtros ---------- */
.toolbar { display: flex; flex-wrap: wrap; gap: 10px 16px; align-items: center; justify-content: space-between; padding-bottom: 14px; border-bottom: 1px solid var(--line); margin-bottom: 4px; }
.seg { display: inline-flex; padding: 3px; gap: 2px; border: 1px solid var(--line); border-radius: 10px; background: var(--ink-2); }
.seg button { border: 0; background: transparent; padding: 6px 12px; border-radius: 7px; cursor: pointer; color: var(--muted); font-size: .88rem; font-weight: 500; }
.seg button:hover { color: var(--text); }
.seg button[aria-pressed="true"] { background: var(--panel-2); color: var(--text); box-shadow: inset 0 0 0 1px var(--line-2); }
.sort { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: .88rem; }
.sort select { appearance: none; -webkit-appearance: none; background: var(--ink-2) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='none' stroke='%2393a1c3' stroke-width='2' viewBox='0 0 24 24'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") no-repeat right 10px center; border: 1px solid var(--line); border-radius: 9px; padding: 7px 30px 7px 12px; cursor: pointer; }
.sort select option { background: var(--panel); color: var(--text); }
.result-info { color: var(--faint); font-size: .88rem; margin: 14px 0 0; }
.result-info b { color: var(--text); }
@media (max-width: 480px) { .seg button { padding: 6px 9px; font-size: .84rem; } }

/* ---------- Layout con lateral ---------- */
.layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 28px; }
.sidebar { display: none; }
@media (min-width: 1200px) {
  .layout:has(.sidebar .ad-slot ins), html.ads-preview .layout { grid-template-columns: minmax(0, 1fr) 300px; }
  .layout:has(.sidebar .ad-slot ins) .sidebar, html.ads-preview .layout .sidebar { display: block; }
}
.sidebar .sticky { position: sticky; top: 84px; }

/* ---------- Ranking en filas ---------- */
.list { container-type: inline-size; display: grid; }
.row {
  display: grid; gap: 12px 16px; padding: 20px 0; border-bottom: 1px solid var(--line);
  grid-template-columns: 34px minmax(0, 1fr);
  grid-template-areas: "rank id" "body body" "metrics metrics" "actions actions";
  position: relative;
}
.row::before { content: ""; position: absolute; inset: 0 -12px; border-radius: 12px; background: var(--panel); opacity: 0; transition: opacity .2s; z-index: -1; }
.row:hover::before { opacity: .55; }
.r-rank { grid-area: rank; font-family: "Unbounded", sans-serif; font-size: .95rem; color: var(--faint); padding-top: 12px; }
.row.podium .r-rank { color: var(--amber); }
.r-id { grid-area: id; display: flex; gap: 12px; align-items: center; min-width: 0; }
.r-id h3 { font-size: 1.08rem; margin: 0; }
.r-id .company { color: var(--faint); font-size: .84rem; }
.ia-logo { width: 44px; height: 44px; border-radius: 10px; flex: none; display: grid; place-items: center; font-family: "Unbounded", sans-serif; font-weight: 600; font-size: 1.05rem; color: #fff; background: linear-gradient(140deg, var(--c1), var(--c2)); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .12); overflow: hidden; }
.ia-logo img { width: 100%; height: 100%; object-fit: cover; }
.r-body { grid-area: body; min-width: 0; }
.desc { color: var(--muted); font-size: .93rem; margin: 0 0 10px; max-width: 62ch; }
.strengths { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.strengths li { font-size: .8rem; padding: 3px 9px 3px 8px; border-radius: 6px; border: 1px solid var(--line); color: color-mix(in srgb, var(--text) 82%, var(--muted)); display: inline-flex; gap: 6px; align-items: center; }
.strengths li::before { content: ""; width: 6px; height: 6px; border-radius: 2px; background: var(--ok); flex: none; }
.tags { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 10px; font-size: .8rem; color: var(--faint); }
.tag { color: var(--faint); text-decoration: none; }
a.tag { text-decoration: underline; text-decoration-color: var(--line-2); text-underline-offset: 3px; }
a.tag:hover { color: var(--signal); }
.r-metrics { grid-area: metrics; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 18px; align-content: start; }
.metric { display: grid; grid-template-columns: 1fr auto; gap: 4px 8px; align-items: baseline; }
.m-label { font-size: .78rem; color: var(--faint); }
.m-val { font-weight: 600; font-size: .95rem; }
.meter { grid-column: 1 / -1; height: 6px; border-radius: 2px; background: var(--dot); overflow: hidden; position: relative; }
.meter i { position: absolute; inset: 0 auto 0 0; width: var(--v); background: var(--signal); }
.meter.score i { background: var(--amber); }
.meter.score { -webkit-mask: repeating-linear-gradient(90deg, #000 0 calc(20% - 2px), transparent calc(20% - 2px) 20%); mask: repeating-linear-gradient(90deg, #000 0 calc(20% - 2px), transparent calc(20% - 2px) 20%); }
.price { grid-column: 1 / -1; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.badge { font-size: .74rem; font-weight: 600; padding: 2px 8px; border-radius: 5px; white-space: nowrap; border: 1px solid; }
.badge.gratis { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 45%, transparent); }
.badge.freemium { color: var(--signal); border-color: color-mix(in srgb, var(--signal) 45%, transparent); }
.badge.pago { color: var(--muted); border-color: var(--line-2); }
.price-detail { font-size: .8rem; color: var(--faint); margin: 0; }
.r-actions { grid-area: actions; display: flex; gap: 8px; align-items: start; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 7px; padding: 9px 14px; border-radius: 9px; font-weight: 600; font-size: .88rem; text-decoration: none; cursor: pointer; border: 1px solid var(--line-2); background: transparent; white-space: nowrap; }
.btn:hover { border-color: var(--muted); }
.btn svg { width: 15px; height: 15px; }
.btn-primary { background: var(--signal-strong); color: #fff; border-color: transparent; flex: 1; }
.btn-primary:hover { filter: brightness(1.1); border-color: transparent; }
.btn-compare { flex: 1; }
.btn-compare[aria-pressed="true"] { border-color: var(--signal); color: var(--signal); background: var(--signal-soft); }

@container (min-width: 640px) {
  .row { grid-template-columns: 34px minmax(0, 1fr) 220px; grid-template-areas: "rank id actions" "rank body metrics"; }
  .r-actions { justify-content: flex-end; }
  .r-metrics { grid-template-columns: 1fr; }
}
@container (min-width: 900px) {
  .row { grid-template-columns: 40px 200px minmax(0, 1fr) 190px 128px; grid-template-areas: "rank id body metrics actions"; align-items: start; gap: 20px; }
  .r-id { align-items: flex-start; flex-direction: column; gap: 10px; }
  .r-actions { flex-direction: column; align-items: stretch; }
  .btn-compare, .btn-primary { flex: none; }
}
.empty { text-align: center; padding: 48px 20px; border: 1px dashed var(--line-2); border-radius: 14px; color: var(--muted); margin-top: 16px; }
.empty .chips { justify-content: center; margin-top: 14px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; text-decoration: none; padding: 7px 12px; border-radius: 8px; font-size: .88rem; font-weight: 500; border: 1px solid var(--line); background: var(--ink-2); color: var(--muted); }
.chip:hover { color: var(--text); border-color: var(--line-2); }
.chip.active { background: var(--signal-strong); color: #fff; border-color: transparent; }
.chip small { color: var(--faint); font-size: .78rem; }

/* ---------- Huecos de anuncio ---------- */
.ad-slot { display: none; position: relative; border-radius: 12px; overflow: hidden; text-align: center; }
.ad-slot:has(ins) { display: block; }
.ad-slot:has(ins)::before { content: "Publicidad"; display: block; font-size: .7rem; color: var(--faint); margin-bottom: 4px; }
html.ads-preview .ad-slot { display: grid; place-items: center; min-height: 100px; border: 1px dashed var(--line-2); background: repeating-linear-gradient(45deg, transparent 0 10px, var(--ink-2) 10px 20px); color: var(--faint); font-size: .8rem; }
html.ads-preview .ad-slot:not(:has(ins))::after { content: "Espacio publicitario: " attr(data-ad); }
.ad-top { margin: 0 auto; max-width: 970px; }
.ad-infeed { margin: 16px 0; }
html.ads-preview .ad-side { min-height: 600px; }
html.ads-preview .ad-top { min-height: 90px; }

/* ---------- Temas ---------- */
.topic-grid { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 620px) { .topic-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1100px) { .topic-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); } }
.topic { display: flex; flex-direction: column; gap: 8px; padding: 22px; text-decoration: none; background: var(--ink-2); transition: background .2s; }
.topic:hover { background: var(--panel); }
.topic h3 { font-family: "Unbounded", sans-serif; font-weight: 500; font-size: 1.02rem; margin: 0; }
.topic p { margin: 0; color: var(--muted); font-size: .9rem; }
.topic .t-foot { margin-top: auto; padding-top: 12px; display: flex; flex-direction: column; gap: 8px; font-size: .8rem; color: var(--faint); }
.topic .mx-dots .dot { width: 8px; height: 8px; border-radius: 2px; animation: none; }
.topic:hover .mx-dots .dot { background: var(--signal); }

/* ---------- Método ---------- */
.method { display: grid; gap: 32px; }
@media (min-width: 900px) { .method { grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 56px; } }
.method p { color: var(--muted); max-width: 56ch; }
.weights { align-self: start; border: 1px solid var(--line); border-radius: 16px; padding: 22px; background: var(--ink-2); }
.weights h3 { font-size: 1rem; margin-bottom: 14px; }
.wbar { display: flex; height: 14px; border-radius: 4px; overflow: hidden; gap: 2px; }
.wbar span { display: block; }
.wlegend { list-style: none; padding: 0; margin: 16px 0 0; display: grid; gap: 8px; }
.wlegend li { display: grid; grid-template-columns: 12px 1fr auto; gap: 10px; align-items: center; font-size: .9rem; }
.wlegend i { width: 12px; height: 12px; border-radius: 3px; }
.wlegend b { font-weight: 600; }
.w1 { background: var(--signal); } .w2 { background: color-mix(in srgb, var(--signal) 72%, var(--ink-2)); } .w3 { background: color-mix(in srgb, var(--signal) 52%, var(--ink-2)); } .w4 { background: color-mix(in srgb, var(--signal) 36%, var(--ink-2)); } .w5 { background: color-mix(in srgb, var(--signal) 24%, var(--ink-2)); }
.principles { display: grid; gap: 0; margin: 20px 0 0; }
.principles div { padding: 14px 0; border-top: 1px solid var(--line); }
.principles dt { font-weight: 600; }
.principles dd { margin: 4px 0 0; color: var(--muted); font-size: .94rem; }

/* ---------- FAQ ---------- */
.faq { display: grid; max-width: 820px; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; padding: 18px 36px 18px 0; font-weight: 600; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; position: absolute; right: 6px; top: 50%; width: 10px; height: 10px; border-right: 2px solid var(--faint); border-bottom: 2px solid var(--faint); transform: translateY(-70%) rotate(45deg); transition: transform .2s; }
.faq details[open] summary::after { transform: translateY(-30%) rotate(-135deg); }
.faq details p { margin: 0 0 18px; color: var(--muted); max-width: 70ch; }

/* ---------- Páginas de tema y legales ---------- */
.page-hero { padding: 40px 0 32px; }
@media (min-width: 768px) { .page-hero { padding: 64px 0 40px; } }
.page-hero h1 { font-size: clamp(1.8rem, 4.6vw, 3rem); max-width: 18ch; }
.page-hero .lead { color: var(--muted); font-size: 1.08rem; max-width: 60ch; margin: 0; }
.crumbs { display: flex; flex-wrap: wrap; gap: 6px; font-size: .85rem; color: var(--faint); margin: 0 0 20px; padding: 0; list-style: none; }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--text); }
.crumbs li + li::before { content: "/"; margin-right: 6px; opacity: .6; }
.updated { display: block; color: var(--faint); font-size: .85rem; margin-top: 14px; }
.spec { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 28px 0 0; border: 1px solid var(--line); border-radius: 14px; overflow: hidden; background: var(--line); gap: 1px; }
@media (min-width: 820px) { .spec { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.spec div { background: var(--ink-2); padding: 14px 16px; }
.spec dt { font-size: .8rem; color: var(--faint); }
.spec dd { margin: 4px 0 0; font-weight: 600; }
.spec dd small { color: var(--amber); font-weight: 600; margin-left: 4px; }

.prose { max-width: 720px; font-size: 1.03rem; line-height: 1.7; }
.prose h2 { font-size: clamp(1.25rem, 2.6vw, 1.6rem); margin: 2.2em 0 .7em; }
.prose h3 { font-size: 1.15rem; margin: 1.6em 0 .5em; }
.prose p, .prose li { color: color-mix(in srgb, var(--text) 80%, var(--muted)); }
.prose ul, .prose ol { padding-left: 1.2em; }
.prose li { margin: .4em 0; }
.prose li::marker { color: var(--signal); }
.prose a { color: var(--signal); text-underline-offset: 3px; }
.prose strong { color: var(--text); }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; background: var(--ink-2); margin: 1.4em 0; }
.table-wrap table { width: 100%; border-collapse: collapse; font-size: .9rem; min-width: 520px; }
.table-wrap th, .table-wrap td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.table-wrap th { font-weight: 500; color: var(--faint); font-size: .82rem; background: var(--panel-2); }
.table-wrap tr:last-child td { border-bottom: 0; }
.table-wrap td small { color: var(--faint); }
.article-layout { display: grid; gap: 40px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 1200px) {
  .article-layout:has(.sidebar .ad-slot ins), html.ads-preview .article-layout { grid-template-columns: minmax(0, 1fr) 300px; }
  .article-layout:has(.sidebar .ad-slot ins) .sidebar, html.ads-preview .article-layout .sidebar { display: block; }
}
.related { margin-top: 48px; padding-top: 28px; border-top: 1px solid var(--line); }
.related h2 { font-size: 1.15rem; margin-bottom: 14px; }

.disclosure { display: flex; gap: 12px; align-items: flex-start; padding: 16px 18px; border-radius: 12px; border: 1px solid var(--line); background: var(--ink-2); color: var(--muted); font-size: .88rem; }
.disclosure svg { width: 18px; height: 18px; flex: none; margin-top: 2px; color: var(--signal); }
.disclosure a { color: var(--signal); }

/* ---------- Comparador ---------- */
.compare-bar {
  position: fixed; left: 50%; bottom: 14px; z-index: 60; width: min(720px, calc(100% - 20px));
  transform: translate(-50%, 150%); transition: transform .35s cubic-bezier(.2, .9, .2, 1);
  display: flex; align-items: center; gap: 10px; padding: 8px 8px 8px 14px;
  border-radius: 14px; border: 1px solid var(--line-2); background: var(--panel); box-shadow: var(--shadow);
}
.compare-bar.show { transform: translate(-50%, 0); }
.compare-label { font-size: .88rem; }
.compare-items { display: flex; gap: 6px; flex: 1; min-width: 0; overflow-x: auto; scrollbar-width: none; }
.compare-items::-webkit-scrollbar { display: none; }
.c-item { display: inline-flex; align-items: center; gap: 6px; padding: 3px 4px 3px 3px; border-radius: 8px; border: 1px solid var(--line); font-size: .84rem; white-space: nowrap; }
.c-item .ia-logo { width: 24px; height: 24px; border-radius: 6px; font-size: .7rem; }
.c-item button { border: 0; background: transparent; cursor: pointer; color: var(--faint); padding: 0 4px; font-size: 1.1rem; line-height: 1; }
.c-item button:hover { color: var(--text); }
.compare-bar .btn { flex: none; }
.compare-bar .btn-primary[disabled] { opacity: .5; cursor: not-allowed; filter: none; }
@media (max-width: 520px) { .compare-label { display: none; } .c-item span { max-width: 64px; overflow: hidden; text-overflow: ellipsis; } }

dialog.modal { width: min(980px, calc(100% - 20px)); max-height: calc(100dvh - 32px); padding: 0; border-radius: 16px; border: 1px solid var(--line-2); background: var(--ink-2); color: var(--text); box-shadow: 0 40px 120px -20px rgba(0, 0, 0, .7); }
dialog.modal::backdrop { background: rgba(5, 10, 25, .65); backdrop-filter: blur(4px); }
dialog.modal[open] { animation: pop .3s cubic-bezier(.2, .9, .2, 1); }
@keyframes pop { from { opacity: 0; transform: translateY(12px); } }
.modal-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 20px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--ink-2); z-index: 1; }
.modal-head h2 { font-size: 1.1rem; margin: 0; }
.modal-body { padding: 16px 20px 22px; }
.cmp-table { width: 100%; border-collapse: collapse; font-size: .9rem; min-width: 560px; }
.cmp-table th, .cmp-table td { padding: 12px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }
.cmp-table thead th { vertical-align: bottom; background: transparent; color: var(--text); font-size: 1rem; }
.cmp-table tbody th { color: var(--faint); font-weight: 500; width: 130px; font-size: .84rem; background: transparent; }
.cmp-head { display: flex; flex-direction: column; gap: 8px; }
.cmp-head h3 { font-size: 1.05rem; margin: 0; }
.cmp-table ul { margin: 0; padding-left: 1.1em; }
.cmp-table .best { color: var(--amber); font-weight: 700; }

/* ---------- Pie ---------- */
.site-footer { margin-top: 40px; border-top: 1px solid var(--line); background: var(--ink-2); padding: 48px 0 calc(28px + env(safe-area-inset-bottom)); font-size: .9rem; color: var(--muted); }
.footer-grid { display: grid; gap: 28px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 1fr)); }
.site-footer h3 { font-size: .92rem; color: var(--text); margin-bottom: 12px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 7px; }
.site-footer a { text-decoration: none; color: var(--muted); }
.site-footer a:hover { color: var(--text); }
.footer-bottom { margin-top: 36px; padding-top: 20px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 10px; justify-content: space-between; font-size: .82rem; color: var(--faint); }

/* ---------- Toast ---------- */
.toast { position: fixed; top: 76px; left: 50%; transform: translate(-50%, -12px); opacity: 0; z-index: 80; padding: 10px 16px; border-radius: 10px; background: var(--panel); border: 1px solid var(--line-2); box-shadow: var(--shadow); font-size: .9rem; transition: all .25s; pointer-events: none; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- Formularios ---------- */
.form { display: grid; gap: 14px; max-width: 620px; }
.form label { display: grid; gap: 6px; font-weight: 500; font-size: .94rem; }
.form input, .form textarea, .form select { width: 100%; padding: 11px 13px; border-radius: 9px; border: 1px solid var(--line-2); background: var(--ink-2); color: var(--text); }
.form textarea { min-height: 150px; resize: vertical; }
.form input:focus, .form textarea:focus, .form select:focus { outline: 2px solid var(--signal); outline-offset: 1px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-delay: 0s !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}