/* =========================================================================
   al centímetro · css/styles.css
   Lenguaje de plano técnico: papel milimetrado, cotas, cinta métrica.
   Fuentes del sistema. Modo claro y oscuro con variables.
   ========================================================================= */

/* ---------- Tokens ---------- */
:root {
  --paper: #F3F6F8; --surface: #FFFFFF; --surface-2: #E8EEF3;
  --ink: #16263A; --ink-2: #44576B; --line: #CBD6DF; --line-strong: #9AADBE;
  --blue: #1E4E8C; --on-blue: #FFFFFF; --blue-soft: #DDE8F6; --tape: #F5C518;
  --ok: #1A6E3F; --ok-bg: #DFF2E7; --tight: #8A5300; --tight-bg: #FDF0D5; --no: #B42318; --no-bg: #FCE6E3;
  --ex: #5E4500; --ex-bg: #FFF3BF; --proof: #5B3FA8; --proof-bg: #F2EDFC;
  --focus: #F5C518;
  --grid: rgba(30, 78, 140, .07); --grid-strong: rgba(30, 78, 140, .12);
  --f-body: -apple-system, "Segoe UI", Roboto, "Noto Sans", Arial, sans-serif;
  --f-tech: "DIN Alternate", Bahnschrift, "Roboto Condensed", "Arial Narrow", sans-serif;
  --r: 8px; --r-s: 5px;
  --shadow: 0 1px 2px rgba(22, 38, 58, .06), 0 4px 14px rgba(22, 38, 58, .06);
  --wrap: 1200px;
  --header-h: 64px;
  color-scheme: light;
}
:root[data-theme="dark"] {
  --paper: #0D1520; --surface: #132031; --surface-2: #1A2A3E;
  --ink: #E5ECF3; --ink-2: #A7B7C8; --line: #2A3D53; --line-strong: #425B78;
  --blue: #8EB8F0; --on-blue: #0B1626; --blue-soft: #1B3150;
  --ok: #6FD39A; --ok-bg: #12321F; --tight: #F3B54A; --tight-bg: #38290B; --no: #FF8E80; --no-bg: #3B1A16;
  --ex: #FFE27D; --ex-bg: #3A3008; --proof: #C7B6FF; --proof-bg: #231B3C;
  --grid: rgba(142, 184, 240, .05); --grid-strong: rgba(142, 184, 240, .09);
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 4px 14px rgba(0, 0, 0, .25);
  color-scheme: dark;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 16px/1.55 var(--f-body); font-variant-numeric: tabular-nums;
}
h1, h2, h3, h4 { font-family: var(--f-tech); line-height: 1.15; margin: 0 0 .5em; letter-spacing: .005em; }
h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); }
h2, .h2 { font-size: clamp(1.35rem, 2.6vw, 1.75rem); }
h3, .h3 { font-size: 1.2rem; }
h4 { font-size: 1rem; }
p { margin: 0 0 .9em; }
a { color: var(--blue); text-underline-offset: 2px; }
a:hover { text-decoration-thickness: 2px; }
img, svg { max-width: 100%; }
code, pre { font-family: ui-monospace, Consolas, "Courier New", monospace; font-size: .86em; }
pre { background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--r-s); padding: 12px; overflow: auto; max-height: 420px; }
.num, td, .tech { font-family: var(--f-tech); font-variant-numeric: tabular-nums; }
.muted { color: var(--ink-2); }
.small { font-size: .88rem; }
.sr-only { position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 3px; }
main:focus { outline: none; }
ul, ol { padding-left: 1.3em; }
hr { border: 0; border-top: 1px dashed var(--line-strong); margin: 28px 0; }

.skip { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--tape); color: #16263A; padding: 10px 14px; border-radius: var(--r-s); font-weight: 700; }
.skip:focus { top: 10px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.section { padding: 36px 0; }
.section + .section { border-top: 1px solid var(--line); }
.grid-paper {
  background-color: var(--paper);
  background-image:
    linear-gradient(var(--grid-strong) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-strong) 1px, transparent 1px),
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 50px 50px, 50px 50px, 10px 10px, 10px 10px;
}

/* ---------- Banda de prototipo (cinta de obra) ---------- */
.proto-band {
  background: repeating-linear-gradient(-45deg, var(--tape) 0 14px, #16263A 14px 28px);
  padding: 4px 0;
}
.proto-band p { margin: 0 auto; max-width: max-content; background: var(--tape); color: #16263A; font: 700 .82rem/1.3 var(--f-tech); padding: 3px 12px; text-transform: uppercase; letter-spacing: .04em; text-align: center; }

/* ---------- Cabecera ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--surface); border-bottom: 1px solid var(--line); }
.header-in { display: flex; align-items: center; gap: 18px; min-height: var(--header-h); }
.logo { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; flex-shrink: 0; }
.logo-mark { width: 38px; height: 38px; flex-shrink: 0; }
.logo-t { display: flex; flex-direction: column; line-height: 1.05; }
.logo-t b { font: 700 1.2rem var(--f-tech); }
.logo-t small { font-size: .72rem; color: var(--ink-2); }
.main-nav { margin-left: auto; }
.main-nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 2px; }
.main-nav a { display: block; padding: 8px 10px; border-radius: var(--r-s); color: var(--ink); text-decoration: none; font-size: .93rem; font-weight: 500; }
.main-nav a:hover { background: var(--surface-2); }
.main-nav a[aria-current="page"] { background: var(--blue-soft); color: var(--blue); box-shadow: inset 0 -3px 0 var(--tape); }
.icon-btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-width: 40px; height: 40px; border: 1px solid var(--line-strong); background: var(--surface); color: var(--ink); border-radius: var(--r-s); cursor: pointer; font: inherit; font-size: .88rem; padding: 0 10px; }
.icon-btn:hover { background: var(--surface-2); }
.icon-btn svg { width: 18px; height: 18px; }
.menu-btn { display: none; }
@media (max-width: 1079px) {
  .menu-btn { display: inline-flex; margin-left: auto; }
  .main-nav { display: none; position: absolute; left: 0; right: 0; top: 100%; background: var(--surface); border-bottom: 1px solid var(--line); box-shadow: var(--shadow); }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; padding: 8px 20px 16px; }
  .main-nav a { padding: 12px 10px; }
}

/* ---------- Pie ---------- */
.site-footer { background: var(--surface); border-top: 1px solid var(--line); margin-top: 48px; padding: 36px 0 24px; font-size: .92rem; }
.foot-cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.foot-cols .foot-t { font-family: var(--f-tech); font-weight: 700; font-size: 1rem; line-height: 1.15; margin: 0 0 .5em; }
.foot-cols ul { list-style: none; padding: 0; margin: 0; }
.foot-cols li { margin: 4px 0; }
.foot-legal { border-top: 1px dashed var(--line-strong); margin-top: 24px; padding-top: 16px; color: var(--ink-2); font-size: .85rem; }
.foot-legal p { margin-bottom: .5em; }
@media (max-width: 800px) { .foot-cols { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .foot-cols { grid-template-columns: 1fr; } }

/* ---------- Botones ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 10px 18px; border-radius: var(--r-s); font: 600 .95rem var(--f-body); text-decoration: none; cursor: pointer; border: 2px solid transparent; }
.btn-primary { background: var(--blue); color: var(--on-blue); }
.btn-primary:hover { filter: brightness(1.1); }
.btn-ghost { background: transparent; color: var(--blue); border-color: var(--blue); }
.btn-ghost:hover { background: var(--blue-soft); }
.btn-s { min-height: 36px; padding: 6px 12px; font-size: .88rem; }
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }

/* ---------- Marcadores ---------- */
.tag-example { display: inline-block; font: 700 .68rem/1.2 var(--f-tech); letter-spacing: .05em; color: var(--ex); background: var(--ex-bg); border: 1.5px dashed var(--ex); padding: 2px 6px; border-radius: 3px; vertical-align: middle; white-space: nowrap; }
.proof-slot { display: flex; align-items: center; gap: 10px; color: var(--proof); background: var(--proof-bg); border: 2px dashed var(--proof); border-radius: var(--r-s); padding: 14px 16px; font-weight: 600; font-size: .92rem; margin: 14px 0; }
.proof-slot .ic { width: 24px; height: 20px; flex-shrink: 0; }
.author { font-weight: 600; }
.author-ph { display: inline-block; border: 1.5px dashed var(--line-strong); color: var(--ink-2); background: var(--surface-2); padding: 1px 8px; border-radius: 3px; font-weight: 600; }
.arch-note { border: 2px dashed var(--blue); background: var(--blue-soft); border-radius: var(--r); padding: 16px 18px; margin: 20px 0; font-size: .93rem; }
.arch-note-t { font: 700 .8rem var(--f-tech); text-transform: uppercase; letter-spacing: .06em; color: var(--blue); margin-bottom: 6px; }
.arch-note > :last-child { margin-bottom: 0; }
.notice { border-left: 4px solid var(--tape); background: var(--surface); padding: 12px 16px; border-radius: 0 var(--r-s) var(--r-s) 0; margin: 16px 0; }
.notice > :last-child { margin-bottom: 0; }
.notice-ex { border-left-color: var(--ex); background: var(--ex-bg); color: var(--ex); }

/* Chips de indexación */
.chip { display: inline-block; font: 700 .72rem/1.2 var(--f-tech); padding: 3px 8px; border-radius: 999px; letter-spacing: .03em; white-space: nowrap; }
.chip-index { color: var(--ok); background: var(--ok-bg); border: 1px solid var(--ok); }
.chip-noindex { color: var(--no); background: var(--no-bg); border: 1px solid var(--no); }

/* Pills de encaje */
.pill { display: inline-flex; align-items: center; gap: 5px; font: 700 .82rem/1 var(--f-tech); padding: 5px 10px 5px 7px; border-radius: 999px; border: 1.5px solid; white-space: nowrap; }
.pill .ic { width: 14px; height: 14px; }
.pill-ok { color: var(--ok); background: var(--ok-bg); }
.pill-tight { color: var(--tight); background: var(--tight-bg); }
.pill-no { color: var(--no); background: var(--no-bg); }
.pill-none { color: var(--ink-2); background: var(--surface-2); border-style: dashed; }

/* Datos reales (EPREL + fabricante), textos pendientes y discrepancias entre fuentes */
.tag-real { display: inline-block; font: 700 .68rem/1.2 var(--f-tech); letter-spacing: .05em; color: var(--ok); background: var(--ok-bg); border: 1.5px solid var(--ok); padding: 2px 6px; border-radius: 3px; vertical-align: middle; white-space: nowrap; }
.pending-inline { display: inline-block; font: 600 .82rem/1.3 var(--f-body); color: var(--ink-2); background: var(--surface-2); border: 1.5px dashed var(--line-strong); padding: 1px 6px; border-radius: 3px; }
.notice-discrep { border-left-color: var(--tight); background: var(--tight-bg); color: var(--ink); }
/* Borradores (solo prototipo) y modelos sin medición propia */
.tag-draft { display: inline-block; font: 700 .68rem/1.2 var(--f-tech); letter-spacing: .06em; color: var(--no); background: var(--no-bg); border: 1.5px dashed var(--no); padding: 2px 6px; border-radius: 3px; vertical-align: middle; white-space: nowrap; }
.tag-noproof { display: inline-block; font: 700 .68rem/1.2 var(--f-tech); letter-spacing: .03em; color: var(--proof); background: var(--proof-bg); border: 1.5px dashed var(--proof); padding: 2px 6px; border-radius: 3px; vertical-align: middle; white-space: nowrap; }
/* Mejor para cada caso: una tarjeta por caso, con foto + caso + título del producto + botón */
.cases-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.cases-list li { margin: 0; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 14px 16px; box-shadow: var(--shadow); }
.case { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 10px 18px; align-items: center; }
.best-cases .case { margin: 0 0 12px; }
.case-t { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.case-k { font-size: .8rem; font-weight: 700; letter-spacing: .02em; color: var(--blue); }
.case-name, .case-name a { font-weight: 700; font-size: 1.08rem; line-height: 1.3; margin: 0; }
.case-t p { margin: 2px 0 0; color: var(--ink-2); font-size: .95rem; }
.case-t .pill { align-self: flex-start; margin-top: 4px; }
@media (max-width: 640px) {
  .case { grid-template-columns: auto minmax(0, 1fr); align-items: start; }
  .case > .btn { grid-column: 1 / -1; width: 100%; justify-content: center; }
  .case .amz-img-c { width: 76px; height: 76px; }
}
div.decide > p { margin-bottom: .5em; }

/* ---------- Tarjetas y bloques ---------- */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 18px; box-shadow: var(--shadow); }
.cards { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.cards-3 { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.card h3 { margin-bottom: .3em; }
.card-link { text-decoration: none; color: inherit; display: block; }
.card-link:hover { border-color: var(--blue); }
.cat-card { position: relative; }
.cat-card.soon { border-style: dashed; border-color: var(--line-strong); box-shadow: none; background: transparent; }
.cat-card .cat-meta { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.badge { display: inline-block; font: 600 .74rem var(--f-tech); padding: 2px 8px; border-radius: 3px; background: var(--surface-2); color: var(--ink-2); }
.badge-demo { background: var(--blue-soft); color: var(--blue); }
.cluster { margin-bottom: 28px; }
.cluster h3 { display: flex; align-items: center; gap: 8px; }
.cluster h3::before { content: ""; width: 16px; height: 4px; background: var(--tape); }

.layout-2 { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 28px; align-items: start; }
.layout-tool { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 28px; align-items: start; }
.sticky { position: sticky; top: calc(var(--header-h) + 16px); }
@media (max-width: 960px) {
  .layout-2, .layout-tool { grid-template-columns: 1fr; }
  .sticky { position: static; }
}

/* ---------- Hero ---------- */
.hero { padding: 40px 0 44px; border-bottom: 1px solid var(--line); }
.hero-in { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 32px; align-items: start; }
.hero .lead { font-size: 1.12rem; color: var(--ink-2); max-width: 46ch; }
.hero-count { font: 700 1.25rem var(--f-tech); margin: 14px 0 8px; }
.hero-count .num { color: var(--blue); }
.hero-fig figcaption { font-size: .88rem; color: var(--ink-2); margin-top: 6px; }
@media (max-width: 900px) { .hero-in { grid-template-columns: 1fr; } }

/* Selector segmentado */
.seg { display: inline-flex; flex-wrap: wrap; border: 1.5px solid var(--blue); border-radius: var(--r-s); overflow: hidden; margin: 8px 0 16px; background: var(--surface); }
.seg button, .seg a { border: 0; background: transparent; color: var(--blue); font: 600 .93rem var(--f-body); padding: 9px 16px; cursor: pointer; text-decoration: none; min-height: 40px; }
.seg button + button, .seg a + a { border-left: 1.5px solid var(--blue); }
.seg [aria-pressed="true"], .seg [aria-selected="true"], .seg [aria-current="page"] { background: var(--blue); color: var(--on-blue); }

/* ---------- Formularios ---------- */
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 12px; }
.field { display: flex; flex-direction: column; gap: 4px; }
.field label, .field .lbl { font-size: .84rem; font-weight: 600; color: var(--ink-2); }
.field input, .field select, select.inp {
  width: 100%; min-height: 42px; padding: 8px 10px; font: 600 1rem var(--f-tech); color: var(--ink);
  background: var(--surface); border: 1.5px solid var(--line-strong); border-radius: var(--r-s);
}
.field input:focus, .field select:focus { border-color: var(--blue); }
.unit-wrap { position: relative; }
.unit-wrap input { padding-right: 38px; }
.unit-wrap span { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); color: var(--ink-2); font: .85rem var(--f-tech); pointer-events: none; }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: .93rem; cursor: pointer; }
.check input { width: 20px; height: 20px; margin: 2px 0 0; accent-color: var(--blue); flex-shrink: 0; }
fieldset { border: 1px solid var(--line); border-radius: var(--r); padding: 14px 16px 16px; margin: 0 0 14px; background: var(--surface); }
legend { font: 700 1rem var(--f-tech); padding: 0 6px; }
.help { font-size: .84rem; color: var(--ink-2); margin: 6px 0 10px; }
.example-flag { margin: 10px 0; }

/* ---------- Cinta métrica ---------- */
.ruler-wrap { margin: 24px 0; }
.ruler { position: relative; padding: 0 12px 64px; }
.ruler-tape {
  position: relative; height: 44px; border-radius: 4px; border: 1px solid #C9A00F;
  background:
    repeating-linear-gradient(90deg, #16263A 0 1px, transparent 1px calc(100% / 25)) bottom / 100% 14px no-repeat,
    repeating-linear-gradient(90deg, #16263A 0 1px, transparent 1px calc(100% / 125)) bottom / 100% 7px no-repeat,
    var(--tape);
}
.ruler-n { position: absolute; top: 4px; transform: translateX(-50%); font: 700 .8rem var(--f-tech); color: #16263A; }
.ruler-pin { position: absolute; top: 44px; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; text-decoration: none; font-size: .78rem; text-align: center; padding-top: 12px; max-width: 140px; }
.ruler-pin::before { content: ""; position: absolute; top: -10px; width: 3px; height: 20px; background: currentColor; }
.ruler-pin-v { font: 700 .95rem var(--f-tech); background: var(--surface); border: 1.5px solid currentColor; border-radius: 4px; padding: 1px 6px; }
.ruler-pin-s { color: var(--ink-2); line-height: 1.2; margin-top: 2px; }
.pin-index { color: var(--ok); }
.pin-noindex, .pin-merge { color: var(--no); }

/* ---------- Barra de fondo ---------- */
.dbar { margin: 10px 0; }
.dbar-track { position: relative; height: 14px; background: var(--surface-2); border-radius: 3px; border: 1px solid var(--line); }
.dbar-body { position: absolute; left: 0; top: 0; bottom: 0; background: var(--ink-2); border-radius: 2px 0 0 2px; }
.dbar-door { position: absolute; top: 2px; bottom: 2px; background: var(--line-strong); }
.dbar-mark { position: absolute; top: -5px; bottom: -5px; width: 4px; margin-left: -2px; background: var(--tape); border: 1px solid #8A6A00; border-radius: 2px; }
.dbar-legend { display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: .78rem; color: var(--ink-2); margin-top: 6px; font-family: var(--f-tech); }
.dbar-legend i { display: inline-block; width: 10px; height: 10px; margin-right: 4px; vertical-align: -1px; border-radius: 2px; }
.k-body { background: var(--ink-2); } .k-door { background: var(--line-strong); } .k-mark { background: var(--tape); border: 1px solid #8A6A00; }

/* ---------- Datos clave ---------- */
.facts { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 8px; margin: 10px 0; }
.facts div { background: var(--surface-2); border-radius: var(--r-s); padding: 8px 10px; }
.facts dt { font-size: .74rem; color: var(--ink-2); }
.facts dd { margin: 0; font-weight: 700; }

/* ---------- Tarjeta de producto ---------- */
.pcard { background: var(--surface); border: 1px solid var(--line); border-left: 5px solid var(--line-strong); border-radius: var(--r); padding: 20px; margin: 0 0 18px; box-shadow: var(--shadow); }
.pcard.fit-ok { border-left-color: var(--ok); } .pcard.fit-tight { border-left-color: var(--tight); } .pcard.fit-no { border-left-color: var(--no); }
.pcard-h { display: flex; gap: 14px 16px; align-items: center; }
.twin-note { margin: -4px 0 10px; color: var(--muted); }
.pcard-ht { min-width: 0; }
@media (max-width: 600px) { .pcard-h .amz-img-s { width: 84px; height: 84px; } .pcard-pos { font-size: 1.4rem; } }
.pcard-pos { font: 700 1.8rem/1 var(--f-tech); color: var(--blue); min-width: 2ch; }
.pcard-h h3 { margin: 0; font-size: 1.22rem; line-height: 1.3; }
.pcard-best { font-weight: 600; color: var(--ink-2); margin: 2px 0 0; }
.pcard-fit { margin: 12px 0; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; font-size: .92rem; }
.pcard-body { display: grid; grid-template-columns: minmax(0, 1fr) 240px; gap: 20px; }
.pc-list { margin: 0; padding-left: 1.1em; }
.pros li::marker { content: "+  "; color: var(--ok); font-weight: 700; }
.cons li::marker { content: "–  "; color: var(--no); font-weight: 700; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.buybox { background: var(--surface-2); border-radius: var(--r); padding: 14px; }
/* Botones de Amazon: primera pantalla, casos, tabla y barra fija de la ficha en móvil */
.toppick { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 12px 20px; margin: 14px 0 4px; padding: 14px 18px; border: 1.5px solid var(--blue); border-radius: var(--r); background: var(--surface); }
.toppick-t > a b { font-size: 1.2rem; line-height: 1.3; }
@media (max-width: 600px) {
  .toppick { grid-template-columns: auto minmax(0, 1fr); padding: 12px; }
  .toppick > .btn { grid-column: 1 / -1; width: 100%; justify-content: center; }
  .toppick .amz-img-s { width: 88px; height: 88px; }
}
.toppick-t { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.toppick-k { font-size: .82rem; font-weight: 600; color: var(--ink-2); }
.aff-note { margin: 6px 0 0; }
/* Imágenes de Amazon (Creators API, fase Amazon): tamaño fijo para que la maqueta no salte al llegar */
.amz-img { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; border-radius: var(--r); overflow: hidden; background: #fff; vertical-align: middle; border: 1px solid var(--line); }
.amz-img img { display: block; width: 100%; height: 100%; object-fit: contain; transition: transform .2s ease; }
.amz-img-on:hover img, .amz-img-on:focus-visible img { transform: scale(1.04); }
@media (prefers-reduced-motion: reduce) { .amz-img img { transition: none; } .amz-img-on:hover img, .amz-img-on:focus-visible img { transform: none; } }
.amz-img-xs { width: 64px; height: 64px; }
.amz-img-c { width: 96px; height: 96px; }
.amz-img-s { width: 112px; height: 112px; }
.amz-img-m { width: 100%; max-width: 200px; aspect-ratio: 1 / 1; display: flex; margin: 0 auto 10px; }
.amz-img-l { width: 100%; max-width: 320px; aspect-ratio: 1 / 1; display: flex; margin: 0 auto 14px; }
.img-slot { border: 2px dashed var(--line-strong); color: var(--ink-2); background: var(--surface-2); font-size: .72rem; font-weight: 600; text-align: center; line-height: 1.25; padding: 4px; flex-direction: column; gap: 4px; }
.img-slot .ic { width: 22px; height: 22px; }
.case-cta { display: flex; align-items: center; }
/* Tabla: foto a la izquierda del nombre */
.t-prod { display: flex; gap: 12px; align-items: flex-start; }
.t-prod-t { display: flex; flex-direction: column; align-items: flex-start; gap: 6px; min-width: 0; }
.t-prod-t > a { font-weight: 700; }

.buybar .amz-img-xs { width: 48px; height: 48px; }
.result-h { justify-content: flex-start; }
.result-h .pill { margin-left: auto; }
.case-cta { margin: 6px 0 4px; }
th .btn-aff { margin-top: 6px; white-space: nowrap; }
.buybar { display: none; }
@media (max-width: 960px) {
  .buybar { display: flex; position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; gap: 10px; align-items: center; justify-content: space-between; padding: 10px 14px; background: var(--surface); border-top: 1px solid var(--line-strong); box-shadow: var(--shadow); }
  .buybar-t { display: flex; flex-direction: column; min-width: 0; }
  .buybar-t b { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .buybar .btn { flex: 0 0 auto; }
  main:has(.buybar) { padding-bottom: 76px; }
}
@media print { .buybar { display: none; } }
.buybox .btn { width: 100%; margin-top: 8px; }
.price-v { font: 700 1.4rem var(--f-tech); margin: 0 0 2px; }
.price-stale .price-v { font-size: 1.05rem; color: var(--ink-2); }
.price-when { font-size: .8rem; color: var(--ink-2); margin: 0; }
.price-info { font-size: .8rem; margin-top: 6px; color: var(--ink-2); }
.price-info summary { cursor: pointer; color: var(--blue); }
.links-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 12px; font-size: .92rem; }
@media (max-width: 760px) { .pcard-body, .two { grid-template-columns: 1fr; } }

/* ---------- Tablas ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r); background: var(--surface); -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: separate; border-spacing: 0; font-size: .92rem; }
caption { text-align: left; padding: 12px 14px; font-weight: 600; color: var(--ink-2); caption-side: top; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
thead th { background: var(--surface-2); font: 700 .82rem var(--f-tech); white-space: nowrap; }
tbody tr:last-child td, tbody tr:last-child th { border-bottom: 0; }
.t-sticky th:first-child, .t-sticky td:first-child { position: sticky; left: 0; background: var(--surface); z-index: 1; min-width: 250px; box-shadow: 1px 0 0 var(--line); }
.t-sticky thead th:first-child { background: var(--surface-2); z-index: 2; }
tr.fit-ok > :first-child { border-left: 5px solid var(--ok); }
tr.fit-tight > :first-child { border-left: 5px solid var(--tight); }
tr.fit-no > :first-child { border-left: 5px solid var(--no); }
tr.fit-none > :first-child { border-left: 5px dashed var(--line-strong); }
.sort-btn { border: 0; background: none; font: inherit; color: inherit; cursor: pointer; padding: 0; display: inline-flex; gap: 4px; align-items: center; }
.sort-btn::after { content: "↕"; opacity: .45; font-size: .9em; }
th[aria-sort="ascending"] .sort-btn::after { content: "↑"; opacity: 1; }
th[aria-sort="descending"] .sort-btn::after { content: "↓"; opacity: 1; }
td.best { color: var(--ok); font-weight: 700; background: var(--ok-bg); }
.t-group th { background: var(--blue-soft); color: var(--blue); font: 700 .85rem var(--f-tech); text-transform: uppercase; letter-spacing: .05em; }

/* ---------- Páginas de contenido ---------- */
.page-h { padding: 28px 0 8px; }
.byline { color: var(--ink-2); font-size: .9rem; }
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; padding: 0; margin: 0 0 14px; font-size: .86rem; }
.crumbs li + li::before { content: "›"; margin-right: 6px; color: var(--ink-2); }
.crumbs a { color: var(--ink-2); }
.decide { font-size: 1.08rem; max-width: 70ch; }
.rule-box { border: 1px solid var(--line-strong); background: var(--surface); border-radius: var(--r-s); padding: 12px 14px; margin: 12px 0; }
.rule-box b { font-family: var(--f-tech); }
.verdict { background: var(--surface); border: 1px solid var(--line); border-top: 4px solid var(--tape); border-radius: var(--r); padding: 18px; margin: 16px 0; }
.toc-in { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 16px 0; }
.toc-in a { display: inline-block; padding: 6px 12px; border: 1px solid var(--line-strong); border-radius: 999px; text-decoration: none; font-size: .88rem; color: var(--ink); background: var(--surface); }
.toc-in a:hover { border-color: var(--blue); color: var(--blue); }
.list-rows { list-style: none; padding: 0; margin: 0; }
.list-rows li { display: flex; gap: 12px; align-items: center; justify-content: space-between; flex-wrap: wrap; padding: 12px 0; border-bottom: 1px solid var(--line); }
.list-rows .reason { font-size: .85rem; color: var(--ink-2); width: 100%; margin: 0; }
.best-cases { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 12px; }
.best-cases .card { padding: 14px; }
.best-cases .k { font: 700 .76rem var(--f-tech); text-transform: uppercase; letter-spacing: .05em; color: var(--blue); }
details.faq { border-bottom: 1px solid var(--line); padding: 12px 0; }
details.faq summary { cursor: pointer; font-weight: 600; }
details.faq p { margin: 8px 0 0; }
.checklist { list-style: none; padding: 0; }
.checklist li { padding-left: 28px; position: relative; margin: 6px 0; }
.checklist li::before { content: ""; position: absolute; left: 0; top: 3px; width: 16px; height: 16px; border: 2px solid var(--blue); border-radius: 3px; }
.pending { display: block; border: 2px dashed var(--line-strong); color: var(--ink-2); background: var(--surface-2); border-radius: var(--r-s); padding: 12px 14px; font-weight: 600; }
.subnav { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 20px; list-style: none; padding: 0; }
.subnav a { display: block; padding: 7px 12px; border-radius: var(--r-s); text-decoration: none; border: 1px solid var(--line); color: var(--ink); background: var(--surface); font-size: .92rem; }
.subnav a[aria-current="page"] { background: var(--blue); color: var(--on-blue); border-color: var(--blue); }

/* Resultados de la herramienta */
.results { list-style: none; padding: 0; margin: 0; }
.result { background: var(--surface); border: 1px solid var(--line); border-left: 5px solid var(--line-strong); border-radius: var(--r); padding: 14px 16px; margin-bottom: 12px; }
.result.fit-ok { border-left-color: var(--ok); } .result.fit-tight { border-left-color: var(--tight); } .result.fit-no { border-left-color: var(--no); }
.result.active { box-shadow: 0 0 0 3px var(--tape); }
.result-h { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; align-items: center; }
.result-h h3 { margin: 0; font-size: 1.08rem; }
.checks { list-style: none; padding: 0; margin: 10px 0; display: flex; flex-wrap: wrap; gap: 6px; }
.checks li { font: 600 .8rem var(--f-tech); padding: 3px 8px; border-radius: 3px; border: 1px solid; }
.c-ok { color: var(--ok); background: var(--ok-bg); } .c-tight { color: var(--tight); background: var(--tight-bg); } .c-no { color: var(--no); background: var(--no-bg); }
.checks-long { list-style: none; padding: 0; margin: 10px 0; }
.checks-long li { padding: 8px 10px; border-left: 4px solid; margin-bottom: 6px; background: var(--surface-2); border-radius: 0 4px 4px 0; font-size: .92rem; }
.checks-long li.c-ok { border-color: var(--ok); } .checks-long li.c-tight { border-color: var(--tight); } .checks-long li.c-no { border-color: var(--no); }
.toolbar { display: flex; flex-wrap: wrap; gap: 12px; align-items: end; justify-content: space-between; margin-bottom: 14px; }

/* Guía con índice lateral */
.guide-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 32px; align-items: start; }
.guide-toc { position: sticky; top: calc(var(--header-h) + 16px); }
.guide-toc ol { list-style: none; padding: 0; margin: 0; border-left: 2px solid var(--line); }
.guide-toc a { display: block; padding: 6px 12px; margin-left: -2px; border-left: 2px solid transparent; text-decoration: none; color: var(--ink-2); font-size: .92rem; }
.guide-toc a.on { color: var(--blue); border-left-color: var(--tape); font-weight: 700; }
.guide-toc summary { display: none; }
.guide-body section { padding: 8px 0 18px; }
@media (max-width: 860px) {
  .guide-layout { grid-template-columns: 1fr; }
  .guide-toc { position: static; border: 1px solid var(--line); border-radius: var(--r); padding: 8px 12px; background: var(--surface); }
  .guide-toc summary { display: block; cursor: pointer; font-weight: 700; padding: 6px 0; }
}

/* ---------- Dibujo SVG ---------- */
.draw { width: 100%; height: auto; aspect-ratio: 640 / 360; display: block; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); }
.svg-t { font: 12px var(--f-tech); fill: var(--ink-2); }
.svg-strong { font-weight: 700; fill: var(--ink); font-size: 13px; }
.svg-small { font-size: 10.5px; }
.svg-dim line { stroke: var(--blue); stroke-width: 1.3; }
.svg-dim-t { fill: var(--blue); font-weight: 700; }
.svg-floor { stroke: var(--ink); stroke-width: 2; }
.svg-wall { stroke: var(--ink-2); stroke-width: 1; }
.svg-hatch { stroke: var(--ink-2); stroke-width: 1.4; }
.svg-counter { fill: var(--line-strong); }
.svg-niche { fill: none; stroke: var(--ink-2); stroke-width: 1.5; stroke-dasharray: 6 4; }
.svg-back { fill: var(--tape); opacity: .55; }
.svg-body { fill: var(--surface-2); stroke: var(--ink); stroke-width: 1.6; }
.svg-door { fill: var(--line); stroke: var(--ink); stroke-width: 1.3; }
.svg-ok .svg-body { fill: var(--ok-bg); stroke: var(--ok); }
.svg-tight .svg-body { fill: var(--tight-bg); stroke: var(--tight); }
.svg-no .svg-body { fill: var(--no-bg); stroke: var(--no); }
.svg-top-off { fill: none; stroke: var(--ink-2); stroke-dasharray: 4 3; }
.svg-top-line { stroke: var(--tight); stroke-dasharray: 5 3; stroke-width: 1.5; }
.svg-range { fill: var(--tape); opacity: .35; }
.svg-obstacle { stroke: var(--no); stroke-width: 2.5; }
.svg-obstacle-t { fill: var(--no); }
.svg-arc { fill: none; stroke: var(--ink-2); stroke-width: 1.4; stroke-dasharray: 5 4; }
.svg-hinge { fill: var(--ink); }

/* ---------- Aviso (toast) ---------- */
.toast { position: fixed; left: 50%; bottom: 20px; transform: translate(-50%, 140%); max-width: min(560px, calc(100% - 32px)); background: var(--ink); color: var(--paper); padding: 12px 16px; border-radius: var(--r); box-shadow: var(--shadow); z-index: 90; font-size: .92rem; transition: transform .25s ease; border-left: 5px solid var(--tape); }
.toast.on { transform: translate(-50%, 0); }

/* ---------- Varios ---------- */
.lead-box { font-size: 1.08rem; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 4px 14px; margin: 0; }
.kv dt { color: var(--ink-2); }
.kv dd { margin: 0; font-family: var(--f-tech); }
.state-ok { color: var(--ok); font-weight: 700; } .state-no { color: var(--no); font-weight: 700; }
.pending-view { padding: 60px 0; text-align: center; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}
@media (max-width: 400px) {
  .wrap { padding: 0 14px; }
  .seg button, .seg a { padding: 8px 11px; font-size: .88rem; }
  .card, .pcard { padding: 14px; }
}
@media print {
  .site-header, .proto-band, .site-footer, .toast { display: none; }
}

/* Inicio: zonas de la casa, buscador, categorías, primeros de cada ranking y cifras (DECISIONES 110) */
[hidden] { display: none !important; }
.hero-k { font: 700 .78rem var(--f-tech); text-transform: uppercase; letter-spacing: .06em; color: var(--ink-2); margin: 18px 0 0; }
.zone-top { display: flex; flex-wrap: wrap; gap: 14px 28px; align-items: flex-end; justify-content: space-between; margin: 14px 0 6px; }
.zone-bar ul { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; }
.zone-bar a { display: inline-block; padding: 7px 14px; border: 1.5px solid var(--line-strong); border-radius: 999px; font-weight: 600; font-size: .9rem; text-decoration: none; color: var(--ink); background: var(--surface); }
.zone-bar a:hover { border-color: var(--blue); color: var(--blue); }
.finder { min-width: min(100%, 300px); margin: 0; }
.zone { margin: 26px 0 8px; scroll-margin-top: calc(var(--header-h) + 12px); }
.zone-h { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 14px; margin-bottom: 12px; }
.zone-h .zone-t { display: flex; align-items: center; gap: 8px; margin: 0; font-size: 1.2rem; }
.zone-h .zone-t::before { content: ""; width: 16px; height: 4px; background: var(--tape); }
.zone-h p { margin: 0; }
.cat-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.cat-card { display: flex; flex-direction: column; gap: 6px; }
.cat-card .cat-t { margin: 0; font-size: 1.02rem; font-family: var(--f-tech); font-weight: 700; line-height: 1.15; }
.pc-t, .avisos-t, .buy-t { font-family: var(--f-tech); font-weight: 700; line-height: 1.15; margin: 0 0 .5em; }
.pc-t { font-size: 1rem; }
.avisos-t { font-size: 1.2rem; }
.cat-card .cat-ic { width: 34px; height: 34px; color: var(--blue); }
.cat-card.soon .cat-ic { color: var(--line-strong); }
.cat-pub { border-color: var(--blue); border-width: 1.5px; }
.cat-pub p { margin: 0; }
.cat-pub .cat-cta { margin-top: auto; padding-top: 6px; }
.tags { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; margin: 2px 0 0; padding: 0; }
.tags a { display: inline-block; padding: 3px 9px; border-radius: 3px; background: var(--blue-soft); color: var(--blue); font: 600 .8rem var(--f-tech); text-decoration: none; }
.tags a:hover { text-decoration: underline; }
.card .k { font: 700 .74rem var(--f-tech); text-transform: uppercase; letter-spacing: .05em; color: var(--blue); margin: 0 0 4px; }
.pick { display: flex; flex-direction: column; gap: 4px; }
.pick p { margin: 0; }
.pick .btn { margin-top: auto; align-self: flex-start; }
.pick .num { margin-bottom: 8px; }
.stats { list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin: 0 0 18px; padding: 0; }
.stats li { background: var(--surface); border: 1px solid var(--line); border-left: 4px solid var(--tape); border-radius: var(--r-s); padding: 12px 14px; display: grid; gap: 2px; }
.stats b { font: 700 1.7rem var(--f-tech); color: var(--blue); line-height: 1.1; }
.stats span { font-size: .88rem; color: var(--ink-2); }
.cat-grid { align-items: start; }
.cat-card.soon { flex-direction: row; flex-wrap: wrap; align-items: center; gap: 6px 10px; padding: 12px 14px; }
.cat-card.soon .cat-ic { width: 24px; height: 24px; }
.cat-card.soon .cat-t { flex: 1 1 140px; font-size: .95rem; }
.cat-card.soon .cat-meta { margin-top: 0; }
@media (max-width: 600px) {
  .cat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .cat-pub { grid-column: 1 / -1; }
  .cat-card.soon { padding: 10px 12px; }
  .cat-card.soon .cat-ic { display: none; }
  .cat-card.soon .cat-t { flex-basis: 100%; font-size: .9rem; }
}

/* Iconos de línea propios (AC.icon en js/core.js): SVG en línea con el color del texto (DECISIONES 111) */
.ico { width: 1.15em; height: 1.15em; flex: none; vertical-align: -.2em; }
.btn .ico { width: 1.15em; height: 1.15em; }
.main-nav a { display: flex; align-items: center; gap: 7px; }
.main-nav a .ico { color: var(--blue); }
.seg button, .seg a { display: inline-flex; align-items: center; gap: 7px; }
.zone-bar a { display: inline-flex; align-items: center; gap: 7px; }
.zone-bar a .ico { color: var(--blue); }
.zone-h .zone-t::before { content: none; }
.zone-ic { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 8px; background: var(--tape); color: #16263A; flex: none; }
.zone-ic .ico { width: 20px; height: 20px; }
.cat-card .cat-ic { width: 46px; height: 46px; padding: 10px; border-radius: 10px; background: var(--blue-soft); color: var(--blue); }
.cat-card.soon .cat-ic { width: 30px; height: 30px; padding: 6px; border-radius: 7px; background: var(--surface-2); color: var(--ink-2); }
.card .k { display: flex; align-items: center; gap: 6px; }
.pick-top { display: flex; gap: 6px; align-items: flex-start; }
.pick-top .ico { color: var(--blue); margin-top: .1em; }
.card-ic { display: block; width: 40px; height: 40px; padding: 9px; border-radius: 9px; background: var(--blue-soft); color: var(--blue); margin-bottom: 10px; }
.trust-card h3 { margin-top: 0; }
.stats li { grid-template-columns: auto 1fr; column-gap: 12px; align-items: center; }
.stats li .ico { grid-row: span 2; width: 30px; height: 30px; color: var(--blue); }
.hero-k { display: flex; align-items: center; gap: 6px; }
.finder label { display: inline-flex; align-items: center; gap: 6px; }
.h1-ic { display: flex; align-items: center; gap: 14px; }
.h1-icon { width: 52px; height: 52px; padding: 11px; border-radius: 12px; background: var(--tape); color: #16263A; }
.h-ic { display: flex; align-items: center; gap: 8px; }
.h-ic .ico { color: var(--blue); }
.toppick-k { display: inline-flex; align-items: center; gap: 5px; }
@media (max-width: 600px) {
  .cat-card.soon .cat-ic { display: block; width: 26px; height: 26px; padding: 5px; }
  .h1-icon { width: 40px; height: 40px; padding: 8px; border-radius: 10px; }
}

/* Imagen de Amazon o, si no hay (o tiene más de 24 h), el dibujo SVG de la categoría en la misma caja (DECISIONES 114) */
.img-fallback { color: var(--blue); background: var(--blue-soft); border: 0; }
.img-fallback .ico { width: 56%; height: 56%; }
.amz-img-on { background: #fff; padding: 6px; }
.img-fallback.amz-img { border: 0; }