/* =============================================================
   Kit de Research · Negocios — styles.css
   Arquetipo: Editorial Light Cream, adaptado a la marca del kit
   (tinta, crema y terracota; sans grotesca + mono).
   ============================================================= */

/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --bg:        #f3eee4;   /* crema */
  --bg-2:      #e9e2d4;   /* arena */
  --paper:     #fbf9f4;
  --ink:       #1a1917;   /* banda de tinta */
  --ink-2:     #26241f;
  --ink-soft:  #3b3934;
  --ink-mute:  #6b675f;
  --cream:     #f3eee4;
  --cream-2:   #d9d2c3;
  --cream-3:   #9d968a;

  --accent:        #b94b1c;  /* terracota de la marca (botones, bloques) */
  --accent-ink:    #a5421a;  /* terracota para texto pequeño sobre crema */
  --accent-bright: #e2763e;  /* terracota sobre tinta */
  --accent-wash:   #f6e7da;

  --green:     #1f6b57;
  --green-wash:#e1eee8;
  --amber:     #8a5a00;
  --amber-wash:#f5ead2;

  --line:      rgba(26, 25, 23, .14);
  --line-2:    rgba(26, 25, 23, .28);
  --line-dark: rgba(243, 238, 228, .16);

  --sans: "Inter Tight", "Helvetica Neue", Arial, system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;

  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --section: clamp(4.5rem, 10vw, 8rem);
  --topbar-h: 60px;

  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  overflow-x: clip;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--topbar-h) + 12px);
}
body {
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}
img, svg, video { display: block; max-width: 100%; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.05; letter-spacing: -0.02em; word-spacing: .05em; font-weight: 700; }
ul, ol { padding: 0; list-style: none; }
[hidden] { display: none !important; }
::selection { background: var(--accent); color: #fff; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

/* =============================================================
   3. Utilities
   ============================================================= */
.wrap { width: min(1200px, 100% - 2 * var(--gutter)); margin-inline: auto; }
.skip-link {
  position: fixed; top: -100px; left: 1rem; z-index: 9999;
  padding: .6rem 1rem; background: var(--paper); color: var(--ink);
  font-weight: 600; border: 2px solid var(--ink);
}
.skip-link:focus { top: 1rem; }

/* =============================================================
   4. Typography
   ============================================================= */
.kicker {
  display: inline-flex; align-items: center; gap: .6rem;
  font-family: var(--mono); font-size: .74rem; font-weight: 500;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent-ink);
  margin-bottom: 1.1rem;
}
.kicker-on-dark { color: var(--accent-bright); }
.kicker-square { width: .7rem; height: .7rem; background: var(--accent); flex: none; }
.hl { color: var(--accent); }
.sec-head { max-width: 50rem; margin-bottom: clamp(2.5rem, 5vw, 3.75rem); }
.sec-head h2 { font-size: clamp(2rem, 4.4vw, 3.4rem); letter-spacing: -0.028em; }
.sec-lede { margin-top: 1.25rem; font-size: clamp(1.05rem, 1.4vw, 1.2rem); color: var(--ink-soft); max-width: 42rem; }
.sec-head-center { margin-inline: auto; text-align: center; }
.sec-head-center .sec-lede { margin-inline: auto; }
.sub-head { font-size: clamp(1.3rem, 2.2vw, 1.65rem); margin: clamp(3rem, 6vw, 4.5rem) 0 1.5rem; }

/* =============================================================
   5. Components
   ============================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .95rem 1.45rem;
  font-weight: 600; font-size: 1rem; letter-spacing: -0.005em;
  border: 2px solid transparent; border-radius: 3px;
  transition: transform .35s var(--ease-out), box-shadow .35s var(--ease-out), background-color .25s, color .25s, border-color .25s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-accent { background: var(--accent); color: #fff; box-shadow: 0 1px 0 rgba(0,0,0,.08); }
.btn-accent:hover { background: #a84318; box-shadow: 0 10px 24px -10px rgba(185, 75, 28, .7); }
.btn-ghost { border-color: var(--ink); color: var(--ink); background: transparent; }
.btn-ghost:hover { background: var(--ink); color: var(--cream); }
.btn-ink { background: var(--ink); color: var(--cream); }
.btn-ink:hover { background: #000; box-shadow: 0 12px 28px -12px rgba(0,0,0,.6); }
.btn-sm { padding: .55rem .95rem; font-size: .88rem; }
.btn-block { width: 100%; }

/* ----- Banda superior ----- */
.topbar {
  position: sticky; top: 0; z-index: 50;
  background: var(--ink); color: var(--cream);
  transition: box-shadow .3s;
}
.topbar.is-scrolled { box-shadow: 0 8px 24px -16px rgba(0,0,0,.6); }
.topbar-inner { height: var(--topbar-h); display: flex; align-items: center; gap: 1.5rem; }
.brand { display: inline-flex; align-items: center; gap: .7rem; margin-right: auto; }
.brand-mark { width: 26px; height: 26px; flex: none; color: var(--cream); }
.brand-name {
  font-family: var(--mono); font-size: .7rem; font-weight: 500;
  letter-spacing: .2em; text-transform: uppercase; white-space: nowrap;
}
.brand-dot { color: var(--accent-bright); }
.topnav { display: none; gap: 1.6rem; }
.topnav a {
  font-size: .92rem; color: var(--cream-2); position: relative; padding-block: .3rem;
  transition: color .2s;
}
.topnav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px;
  background: var(--accent-bright); transform: scaleX(0); transform-origin: left;
  transition: transform .35s var(--ease-out);
}
.topnav a:hover { color: var(--cream); }
.topnav a:hover::after { transform: scaleX(1); }

/* =============================================================
   6. Sections
   ============================================================= */

/* ----- Hero ----- */
.hero { padding: clamp(3rem, 7vw, 6rem) 0 clamp(4rem, 8vw, 6.5rem); }
.hero-grid { display: grid; gap: clamp(3rem, 6vw, 4.5rem); align-items: center; }
.hero-title {
  font-size: clamp(2.7rem, 7.2vw, 5.5rem);
  font-weight: 800; line-height: .98; letter-spacing: -0.035em; word-spacing: .06em;
  max-width: 12ch;
}
.hero-lede { margin-top: 1.6rem; font-size: clamp(1.08rem, 1.5vw, 1.25rem); color: var(--ink-soft); max-width: 36rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2.2rem; }
.hero-facts { display: flex; flex-wrap: wrap; gap: .6rem 1.4rem; margin-top: 1.8rem; }
.hero-facts li {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--mono); font-size: .76rem; color: var(--ink-mute); letter-spacing: .02em;
}
.hero-facts li::before { content: ""; width: 7px; height: 7px; background: var(--accent); }
.hero-facts b { font-weight: 600; color: var(--ink); }

/* Resaltado tipo marcador, para las frases que venden */
mark {
  color: inherit; font-weight: 600;
  background: linear-gradient(transparent 58%, rgba(226, 118, 62, .32) 58%, rgba(226, 118, 62, .32) 92%, transparent 92%);
  padding: 0 .08em; -webkit-box-decoration-break: clone; box-decoration-break: clone;
}
.lies mark, .mark-dark {
  color: var(--cream);
  background: linear-gradient(transparent 60%, rgba(226, 118, 62, .45) 60%, rgba(226, 118, 62, .45) 94%, transparent 94%);
}

/* Bandas de llamada a la acción entre secciones */
.cta-band {
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  display: grid; gap: 1.2rem; align-items: center;
  padding: clamp(1.3rem, 3vw, 1.8rem) clamp(1.3rem, 3vw, 2rem);
  background: var(--paper); border: 2px solid var(--ink); box-shadow: 8px 8px 0 var(--accent);
}
.cta-band p { font-size: clamp(1.05rem, 1.6vw, 1.2rem); line-height: 1.45; max-width: 44rem; }
.cta-band strong { font-weight: 700; }
.cta-band-dark { background: var(--ink-2); border-color: var(--accent-bright); box-shadow: none; }
.cta-band-dark p { color: var(--cream-2); }
.cta-band-dark strong { color: var(--cream); }

/* Cifra grande del caso */
.bigstat {
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  display: grid; gap: 1.4rem; align-items: center;
  background: var(--ink); color: var(--cream);
  padding: clamp(1.6rem, 4vw, 2.6rem);
}
.bigstat-n {
  font-family: var(--mono); font-weight: 600; letter-spacing: -0.04em; line-height: 1;
  font-size: clamp(2.6rem, 8vw, 5rem); white-space: nowrap;
}
.bigstat-n s { color: var(--cream-3); text-decoration-color: var(--accent-bright); text-decoration-thickness: .08em; }
.bigstat-n span[aria-hidden] { color: var(--cream-3); font-size: .6em; vertical-align: .15em; margin-inline: .1em; }
.bigstat-n .hl { color: var(--accent-bright); }
.bigstat-copy { display: grid; gap: 1.2rem; justify-items: start; }
.bigstat-copy p { color: var(--cream-2); font-size: 1.05rem; line-height: 1.5; max-width: 36rem; }
.bigstat-copy strong { color: var(--cream); }

/* Botón de LinkedIn */
.author-links { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.8rem; }
.btn-linkedin { border-color: var(--cream-3); color: var(--cream); background: transparent; }
.btn-linkedin svg { width: 18px; height: 18px; }
.btn-linkedin:hover { background: #0a66c2; border-color: #0a66c2; color: #fff; }
.btn-company:hover { background: var(--accent); border-color: var(--accent); }
.author-role {
  font-family: var(--mono); font-size: .8rem !important; letter-spacing: .04em;
  color: var(--accent-bright) !important; margin: -.4rem 0 1.3rem;
}
.author-role strong { color: var(--cream); font-weight: 600; }

/* Credencial bajo los botones de la portada */
.hero-by {
  margin-top: 1.4rem; padding-top: 1.1rem; border-top: 1px solid var(--line);
  font-size: .92rem; color: var(--ink-soft); max-width: 36rem;
}
.hero-by a { font-weight: 600; border-bottom: 1.5px solid var(--accent); }
.hero-by a:hover { color: var(--accent-ink); }
.hero-by strong { font-weight: 700; color: var(--ink); }

/* Barra fija de compra en el celular */
.stickycta { display: none; }

/* ----- Panel de compra ----- */
html.co-open { overflow: hidden; }
.checkout {
  width: min(620px, 100% - 2rem); max-height: calc(100dvh - 2rem);
  margin: auto; padding: 0; border: 2px solid var(--ink); background: var(--paper); color: var(--ink);
  box-shadow: 12px 12px 0 var(--accent); overflow-y: auto; overscroll-behavior: contain;
}
.checkout::backdrop { background: rgba(26, 25, 23, .62); backdrop-filter: blur(3px); }
.checkout[open] { animation: coIn .4s var(--ease-out); }
@keyframes coIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.co-top {
  position: sticky; top: 0; z-index: 2;
  display: flex; align-items: center; justify-content: space-between;
  background: var(--ink); color: var(--cream); padding: .55rem .6rem .55rem 1.1rem;
}
.co-brand { font-family: var(--mono); font-size: .64rem; letter-spacing: .2em; text-transform: uppercase; }
.co-close { font-size: 1.7rem; line-height: 1; width: 2.3rem; height: 2.3rem; display: grid; place-items: center; color: var(--cream); border-radius: 3px; }
.co-close:hover { background: rgba(255,255,255,.12); }
.co-body { padding: clamp(1.2rem, 4vw, 2rem); }
.co-head h2 { font-size: clamp(1.7rem, 4.5vw, 2.3rem); letter-spacing: -0.028em; }
.co-price { margin-top: .6rem; font-family: var(--mono); font-size: 2rem; font-weight: 600; letter-spacing: -0.03em; line-height: 1.1; }
.co-price span { font-size: .45em; color: var(--ink-mute); vertical-align: .55em; letter-spacing: .05em; }
.co-price em { display: block; font-style: normal; font-family: var(--sans); font-size: .85rem; font-weight: 500; color: var(--ink-mute); letter-spacing: 0; margin-top: .3rem; }
.co-step { margin-top: 1.6rem; padding-top: 1.4rem; border-top: 1px solid var(--line-2); }
.co-step h3 { display: flex; align-items: center; gap: .6rem; font-size: 1.15rem; margin-bottom: 1rem; }
.co-n {
  width: 1.7rem; height: 1.7rem; flex: none; display: grid; place-items: center;
  background: var(--ink); color: var(--cream); font-family: var(--mono); font-size: .8rem;
}
.co-methods { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: .5rem; }
.co-method {
  text-align: left; padding: .75rem .9rem; border: 1.5px solid var(--line-2); background: var(--bg); border-radius: 3px;
  display: grid; gap: .1rem; transition: border-color .2s, background-color .2s;
}
.co-method b { font-size: 1rem; }
.co-method span { font-size: .8rem; color: var(--ink-mute); }
.co-method:hover { border-color: var(--ink); }
.co-method[aria-checked="true"] { border-color: var(--accent); background: var(--accent-wash); box-shadow: inset 0 0 0 1px var(--accent); }
.co-detail { margin-top: 1rem; display: grid; gap: .9rem; font-size: .95rem; color: var(--ink-soft); }
.co-detail:empty { display: none; }
.co-dl { border: 1px solid var(--line-2); background: #fff; }
.co-row { display: grid; grid-template-columns: 9.5rem 1fr; gap: .8rem; align-items: center; padding: .55rem .8rem; border-bottom: 1px solid var(--line); }
.co-row:last-child { border-bottom: 0; }
.co-row dt { font-size: .82rem; color: var(--ink-mute); }
.co-row dd { display: flex; align-items: center; justify-content: space-between; gap: .6rem; font-weight: 600; color: var(--ink); min-width: 0; }
.co-row dd span { overflow-wrap: anywhere; font-family: var(--mono); font-size: .92rem; }
.co-copy {
  flex: none; font-size: .74rem; font-weight: 600; padding: .3rem .6rem; border: 1px solid var(--ink); border-radius: 3px;
  transition: background-color .2s, color .2s;
}
.co-copy:hover, .co-copy.is-copied { background: var(--ink); color: var(--cream); }
.co-empty { margin-top: .8rem; font-size: .95rem; }
.co-empty a, .co-talk a, .co-error a, .co-done-note a { color: var(--accent-ink); font-weight: 600; border-bottom: 1.5px solid currentColor; }
.co-form { display: grid; gap: 1rem; }
.co-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.co-field { display: grid; gap: .3rem; font-size: .85rem; font-weight: 600; color: var(--ink-soft); }
.co-wide { grid-column: 1 / -1; }
.co-field input {
  font: 500 1rem var(--sans); padding: .7rem .8rem; border: 1.5px solid var(--line-2); border-radius: 3px; background: #fff; color: var(--ink);
}
.co-field input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(185, 75, 28, .15); }
.co-file {
  position: relative; display: flex; align-items: center; gap: .9rem; cursor: pointer;
  padding: 1rem; border: 2px dashed var(--line-2); border-radius: 3px; background: var(--bg);
  transition: border-color .2s, background-color .2s;
}
.co-file:hover, .co-file:focus-within { border-color: var(--accent); }
.co-file.has-file { border-style: solid; border-color: var(--green); background: var(--green-wash); }
.co-file input { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; }
.co-file-ico { width: 2.4rem; height: 2.4rem; flex: none; display: grid; place-items: center; background: var(--ink); color: var(--cream); font-size: 1.1rem; font-weight: 700; }
.co-file-txt { display: grid; font-size: .82rem; color: var(--ink-mute); min-width: 0; }
.co-file-txt b { font-size: 1rem; color: var(--ink); overflow-wrap: anywhere; }
.co-check { display: flex; gap: .6rem; align-items: flex-start; font-size: .86rem; color: var(--ink-soft); line-height: 1.45; cursor: pointer; }
.co-check input { width: 1.15rem; height: 1.15rem; margin-top: .1rem; flex: none; accent-color: var(--accent); }
.co-error { background: var(--accent-wash); border-left: 4px solid var(--accent); padding: .75rem .9rem; font-size: .9rem; color: #6e2c10; }
.co-legal { font-size: .76rem; color: var(--ink-mute); text-align: center; }
.co-talk { margin-top: 1.4rem; padding-top: 1.1rem; border-top: 1px solid var(--line); font-size: .9rem; text-align: center; color: var(--ink-mute); }
.co-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.co-pp { display: grid; gap: .8rem; }
.co-pp-note { font-size: .82rem; color: var(--ink-mute); }
.co-pp-buttons { min-height: 50px; position: relative; z-index: 0; }
.co-pp-loading, .co-pp-busy { font-size: .92rem; font-weight: 600; color: var(--ink-soft); padding: .9rem; text-align: center; background: var(--bg); border: 1px dashed var(--line-2); }
.co-pp-busy { color: var(--green); border-color: var(--green); background: var(--green-wash); }
.co-done { text-align: center; display: grid; gap: .9rem; justify-items: center; padding-block: 2.2rem 2rem; }
.co-done[hidden] { display: none; }
.co-done-mark { width: 3.4rem; height: 3.4rem; display: grid; place-items: center; background: var(--green); color: #fff; font-size: 1.7rem; font-weight: 700; border-radius: 50%; }
.co-done h2 { font-size: clamp(1.6rem, 4.5vw, 2.1rem); letter-spacing: -0.025em; outline: none; }
.co-done p { color: var(--ink-soft); max-width: 30rem; }
.co-download { max-width: 22rem; font-size: 1.05rem; padding-block: 1.05rem; }
.co-done-note { font-size: .88rem; }

@media (max-width: 539px) {
  .checkout { width: 100%; max-width: 100%; height: 100dvh; max-height: 100dvh; margin: 0; border: 0; box-shadow: none; }
  .co-grid { grid-template-columns: 1fr; }
  .co-row { grid-template-columns: 1fr; gap: .2rem; }
}

/* La hoja del veredicto (maqueta del Cuaderno) */
.sheet { position: relative; max-width: 480px; margin-inline: auto; width: 100%; }
.sheet::before {
  content: ""; position: absolute; inset: 14px -14px -14px 14px; z-index: -1;
  background: var(--bg-2); border: 1px solid var(--line);
}
.sheet-band {
  background: var(--ink); color: var(--cream);
  font-family: var(--mono); font-size: .62rem; letter-spacing: .2em; text-transform: uppercase;
  padding: .55rem 1rem;
}
.sheet-body {
  background: var(--paper); border: 1px solid var(--line-2); border-top: 0;
  padding: 1.4rem 1.4rem 1.5rem;
  box-shadow: 0 30px 60px -30px rgba(26,25,23,.35);
}
.sheet-step { font-size: 1.3rem; font-weight: 700; letter-spacing: -0.02em; }
.sheet-note {
  font-family: var(--mono); font-size: .62rem; text-transform: uppercase; letter-spacing: .08em;
  color: var(--accent-ink); margin-top: .35rem; line-height: 1.45;
}
.sheet-decision {
  margin-top: 1.2rem; background: var(--accent); color: #fff;
  font-size: .72rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  padding: .4rem .7rem;
}
.sheet-rows { margin-top: .4rem; }
.sheet-rows > div {
  display: grid; grid-template-columns: 1fr auto; gap: 1rem; align-items: center;
  padding: .55rem 0; border-bottom: 1px solid var(--line);
  font-size: .88rem;
}
.sheet-rows > div:first-child { grid-template-columns: 1fr; gap: .15rem; }
.sheet-rows dt { font-weight: 600; }
.sheet-rows dd { color: var(--ink-soft); }
.sheet-rows > div:first-child dd { font-size: .82rem; }
.num { font-family: var(--mono); font-weight: 600; color: var(--ink); }
.num-box { border: 1.5px solid var(--ink); padding: .1rem .55rem; background: var(--bg); }

.gauge { margin-top: 1.4rem; padding-top: 1rem; }
.gauge-track { position: relative; height: 12px; background: var(--bg-2); }
.gauge-fill {
  position: absolute; inset: 0 auto 0 0; width: calc(var(--v) * 100%);
  background: var(--ink);
  transition: width 1.4s var(--ease-out) .5s;
}
.js .gauge-fill { width: 0; }
.is-ready .gauge-fill { width: calc(var(--v) * 100%); }
.gauge-mark {
  position: absolute; top: -8px; bottom: -8px; left: calc(var(--m) * 100%);
  width: 3px; background: var(--accent); transform: translateX(-50%);
}
.gauge-mark i {
  position: absolute; bottom: calc(100% + 4px); left: 50%; transform: translateX(-50%);
  font-style: normal; font-family: var(--mono); font-size: .62rem; color: var(--accent-ink);
  white-space: nowrap; letter-spacing: .04em;
}
.gauge-scale {
  display: flex; justify-content: space-between; margin-top: .45rem;
  font-family: var(--mono); font-size: .6rem; color: var(--ink-mute);
}
.sheet-verdict {
  margin-top: 1.1rem; text-align: center;
  border: 2px solid var(--ink); padding: .6rem;
  font-weight: 800; font-size: 1.05rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--accent-ink);
}
.sheet-then {
  margin-top: .8rem; background: var(--accent-wash); padding: .75rem .9rem;
  font-size: .86rem; font-weight: 600; line-height: 1.45;
}
.sheet-then span { display: block; font-weight: 400; font-size: .74rem; color: var(--ink-mute); margin-bottom: .2rem; }
.sheet figcaption {
  margin-top: 1.4rem; font-family: var(--mono); font-size: .66rem; color: var(--ink-mute);
  letter-spacing: .04em; text-align: center;
}

/* ----- Ticker ----- */
.ticker { background: var(--accent); color: #fff; overflow: hidden; padding: .95rem 0; }
.ticker-track { display: flex; width: max-content; animation: ticker 60s linear infinite; }
.ticker:hover .ticker-track { animation-play-state: paused; }
.ticker-list { display: flex; flex: none; }
.ticker-list li {
  display: inline-flex; align-items: center; gap: 1.6rem; padding-right: 1.6rem;
  font-family: var(--mono); font-size: .82rem; font-weight: 500; letter-spacing: .06em;
  white-space: nowrap;
}
.ticker-list li::after { content: ""; width: 8px; height: 8px; border: 1.5px solid rgba(255,255,255,.75); }
@keyframes ticker { to { transform: translateX(-50%); } }

/* ----- 01 · Preguntas que mienten (firma de la web) ----- */
.lies { background: var(--ink); color: var(--cream); padding: var(--section) 0; }
.lies .sec-head h2 { color: var(--cream); }
.lies .hl { color: var(--accent-bright); }
.lies .sec-lede { color: var(--cream-2); }
.lie-list { border-bottom: 1px solid var(--line-dark); }
.lie {
  display: grid; gap: 1.6rem;
  padding: clamp(2rem, 4vw, 2.75rem) 0;
  border-top: 1px solid var(--line-dark);
}
.lie-label {
  font-family: var(--mono); font-size: .68rem; letter-spacing: .18em; text-transform: uppercase;
  color: var(--cream-3); margin-bottom: .7rem;
}
.lie-good .lie-label { color: var(--accent-bright); }
.lie-q { font-size: clamp(1.7rem, 3.6vw, 2.6rem); font-weight: 700; letter-spacing: -0.03em; line-height: 1.12; }
.lie-q span {
  color: var(--cream-3);
  background: linear-gradient(var(--accent-bright), var(--accent-bright)) no-repeat 0 58% / 100% .09em;
  transition: background-size .9s var(--ease-out), color .9s var(--ease-soft);
}
.lie-why { margin-top: .9rem; font-size: .95rem; color: var(--cream-3); max-width: 38ch; }
.lie-a { font-size: clamp(1.15rem, 1.9vw, 1.45rem); font-weight: 500; line-height: 1.35; color: var(--cream); max-width: 32ch; }
.lie-good { transition: opacity .7s var(--ease-soft) .55s, transform .9s var(--ease-out) .55s; }

/* Estado inicial solo con JS: la pregunta aún no está tachada */
.js .lie-q span { color: var(--cream); background-size: 0% .09em; }
.js .lie-good { opacity: 0; transform: translateX(18px); }
.js .lie.is-struck .lie-q span { color: var(--cream-3); background-size: 100% .09em; }
.js .lie.is-struck .lie-good { opacity: 1; transform: none; }

.lies-foot { margin-top: 2.2rem; font-family: var(--mono); font-size: .82rem; color: var(--cream-2); letter-spacing: .02em; }

/* ----- 02 · Método ----- */
.method { padding: var(--section) 0; }
.callout {
  border: 2px solid var(--accent); background: var(--paper);
  padding: clamp(1.4rem, 3vw, 2.2rem) clamp(1.4rem, 3vw, 2.4rem);
  font-size: clamp(1.05rem, 1.5vw, 1.22rem); line-height: 1.55; max-width: 56rem;
}
.callout strong { font-weight: 700; }
.steps { display: grid; gap: 0 1.6rem; margin-top: clamp(3rem, 6vw, 4.5rem); counter-reset: s; }
.steps li { border-top: 2px solid var(--ink); padding: 1.1rem 0 2rem; position: relative; }
.steps li::before {
  content: ""; position: absolute; top: -9px; left: 0; width: 2px; height: 16px; background: var(--ink);
}
.step-n { font-family: var(--mono); font-size: .8rem; font-weight: 600; color: var(--accent-ink); letter-spacing: .06em; }
.steps h3 { font-size: 1.28rem; margin: .5rem 0 .55rem; letter-spacing: -0.02em; }
.steps p { font-size: .96rem; color: var(--ink-soft); }
.steps .step-key { border-top-color: var(--accent); }
.steps .step-key::before { background: var(--accent); width: 3px; }
.steps .step-key::after { content: ""; position: absolute; left: 0; right: 0; top: -2px; height: 5px; background: var(--accent); }
.steps .step-key h3 { color: var(--accent-ink); }

/* ----- 03 · Explorador de decisiones ----- */
.explorer { background: var(--bg-2); padding: var(--section) 0; }
.explorer-grid { display: grid; gap: 1.25rem; align-items: start; }
.explorer-tabs { display: none; }
.js .explorer-tabs {
  display: flex; gap: .5rem; overflow-x: auto; overflow-y: visible;
  padding: .25rem .1rem .75rem; margin-inline: -.1rem;
  scrollbar-width: thin; scroll-snap-type: x proximity;
}
.explorer-tabs button {
  flex: none; scroll-snap-align: start;
  padding: .75rem 1rem; text-align: left;
  font-weight: 600; font-size: .95rem; line-height: 1.25;
  background: var(--paper); border: 1px solid var(--line-2); border-radius: 3px;
  transition: background-color .2s, color .2s, border-color .2s;
}
.explorer-tabs button:hover { border-color: var(--ink); }
.explorer-tabs button[aria-selected="true"] { background: var(--ink); color: var(--cream); border-color: var(--ink); }
.explorer-panels { display: grid; gap: 1.25rem; }
.panel {
  background: var(--paper); border: 1px solid var(--line-2);
  padding: clamp(1.4rem, 3.4vw, 2.6rem);
}
.panel[hidden] { display: none; }
.panel.is-entering { animation: panelIn .45s var(--ease-out); }
@keyframes panelIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.panel-title { font-size: clamp(1.5rem, 2.8vw, 2.1rem); letter-spacing: -0.03em; margin-bottom: 1.4rem; }
.panel-kicker {
  font-family: var(--mono); font-size: .68rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent-ink); margin-bottom: .55rem;
}
.panel-need { font-size: 1.08rem; margin-bottom: 1.6rem; max-width: 46ch; }
.panel-qs { counter-reset: q; display: grid; gap: .85rem; margin-bottom: 1.8rem; }
.panel-qs > li { counter-increment: q; position: relative; padding-left: 2.4rem; font-size: 1.02rem; line-height: 1.45; }
.panel-qs > li::before {
  content: counter(q); position: absolute; left: 0; top: .05rem;
  width: 1.65rem; height: 1.65rem; display: grid; place-items: center;
  font-family: var(--mono); font-size: .76rem; font-weight: 600;
  border: 1.5px solid var(--ink);
}
.panel-qs em { font-style: normal; font-family: var(--mono); font-size: .76rem; color: var(--ink-mute); }
.panel-qs ul { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .6rem; }
.panel-qs ul li {
  font-size: .84rem; padding: .22rem .6rem; background: var(--bg); border: 1px solid var(--line);
}
.panel-trap {
  border-left: 4px solid var(--accent); background: var(--accent-wash);
  padding: 1rem 1.25rem; margin-bottom: 1.6rem;
}
.panel-trap p:last-child { font-size: 1rem; line-height: 1.5; }
.panel-cta {
  display: inline-flex; gap: .4rem; font-weight: 600; color: var(--accent-ink);
  border-bottom: 2px solid currentColor; padding-bottom: .1rem;
  transition: gap .3s var(--ease-out);
}
.panel-cta:hover { gap: .75rem; }

/* ----- 04 · Calculadora ----- */
.calc { padding: var(--section) 0; }
.calc-grid { display: grid; gap: clamp(2.5rem, 5vw, 4rem); align-items: center; }
.calc-copy h2 { font-size: clamp(2rem, 4.2vw, 3.2rem); letter-spacing: -0.028em; margin-bottom: 1.3rem; }
.calc-copy p { color: var(--ink-soft); max-width: 36rem; }
.calc-copy p + p { margin-top: 1rem; }
.calc-box {
  background: var(--paper); border: 2px solid var(--ink);
  box-shadow: 10px 10px 0 var(--accent);
  padding: clamp(1.4rem, 3vw, 2.2rem);
  display: grid; gap: 1.3rem;
}
.calc-field label, .calc-seg legend { font-weight: 700; font-size: 1.02rem; }
.calc-help { font-size: .86rem; color: var(--ink-mute); margin: .15rem 0 .5rem; }
.calc-field input {
  width: 100%; font-family: var(--mono); font-size: 2rem; font-weight: 600;
  padding: .3rem 0; border: 0; border-bottom: 2px solid var(--ink); background: transparent; color: var(--ink);
  border-radius: 0;
}
.calc-field input:focus { outline: none; border-bottom-color: var(--accent); }
.calc-field input:disabled { color: var(--cream-3); border-bottom-style: dashed; }
.calc-check { display: inline-flex; align-items: center; gap: .55rem; font-size: .95rem; cursor: pointer; }
.calc-check input { width: 1.1rem; height: 1.1rem; accent-color: var(--ink); }
.calc-seg { border: 0; padding: 0; }
.calc-seg legend { margin-bottom: .6rem; }
.seg { display: grid; grid-template-columns: repeat(3, 1fr); border: 2px solid var(--ink); }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg label {
  text-align: center; padding: .6rem .5rem; cursor: pointer;
  font-family: var(--mono); font-weight: 600; font-size: .95rem;
  transition: background-color .2s, color .2s;
}
.seg label + input + label { border-left: 2px solid var(--ink); }
.seg input:checked + label { background: var(--ink); color: var(--cream); }
.seg input:focus-visible + label { outline: 2px solid var(--accent); outline-offset: -4px; }
.calc-out { display: grid; gap: .2rem; padding-top: 1.1rem; border-top: 1px solid var(--line); }
.calc-num { font-family: var(--mono); font-size: clamp(3rem, 7vw, 4.2rem); font-weight: 600; line-height: 1; letter-spacing: -0.04em; }
.calc-unit { font-size: .95rem; color: var(--ink-soft); }
.calc-tag {
  justify-self: start; margin-top: .7rem; padding: .3rem .7rem;
  font-family: var(--mono); font-size: .74rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
}
.calc-tag.is-study { background: var(--green-wash); color: var(--green); }
.calc-tag.is-poll  { background: var(--amber-wash); color: var(--amber); }
.calc-hint { margin-top: .5rem; font-size: .92rem; color: var(--ink-soft); }
.calc-foot { font-family: var(--mono); font-size: .68rem; color: var(--ink-mute); line-height: 1.5; }

/* ----- 05 · Qué recibes ----- */
.files { background: var(--paper); padding: var(--section) 0; }
.bento { display: grid; gap: 1rem; }
.card {
  background: var(--bg); border: 1px solid var(--line);
  padding: 1.4rem 1.4rem 1.6rem;
  transition: transform .45s var(--ease-out), box-shadow .45s var(--ease-out), border-color .3s;
}
.card:hover { transform: translateY(-4px); border-color: var(--ink); box-shadow: 0 18px 36px -24px rgba(26,25,23,.45); }
.file {
  font-family: var(--mono); font-size: .7rem; color: var(--accent-ink); letter-spacing: .02em;
  overflow-wrap: anywhere; margin-bottom: .8rem;
}
.card h3 { font-size: 1.22rem; margin-bottom: .5rem; letter-spacing: -0.02em; }
.card p:not(.file) { font-size: .94rem; color: var(--ink-soft); line-height: 1.55; }
.card-main { background: var(--ink); color: var(--cream); border-color: var(--ink); }
.card-main h3 { font-size: clamp(1.7rem, 3vw, 2.3rem); letter-spacing: -0.028em; }
.card-main .file { color: var(--accent-bright); }
.card-main p:not(.file) { color: var(--cream-2); font-size: 1rem; }
.card-main:hover { border-color: var(--accent-bright); }
.mini-steps { margin-top: 1.4rem; display: grid; gap: 0; border-top: 1px solid var(--line-dark); }
.mini-steps li {
  display: flex; align-items: baseline; gap: .9rem;
  padding: .55rem 0; border-bottom: 1px solid var(--line-dark);
  font-size: .92rem; color: var(--cream);
}
.mini-steps b { font-family: var(--mono); font-size: .76rem; font-weight: 600; color: var(--accent-bright); width: 1rem; flex: none; }
.card-wide { display: flex; flex-direction: column; }
.card-wide h3 { font-size: 1.45rem; }
.card-stats { display: flex; flex-wrap: wrap; gap: 1.6rem; margin-top: auto; padding-top: 1.4rem; }
.card-stats li { display: grid; gap: .1rem; font-size: .82rem; color: var(--ink-mute); line-height: 1.3; }
.card-stats b { font-family: var(--mono); font-size: 1.9rem; font-weight: 600; color: var(--ink); letter-spacing: -0.04em; line-height: 1; }
.card-ink { background: var(--accent); color: #fff; border-color: var(--accent); }
.card-ink .file { color: #ffe3d2; }
.card-ink p:not(.file) { color: #fff3ea; }
.card-ink:hover { border-color: var(--ink); }

.savings { margin-top: clamp(3.5rem, 7vw, 5rem); }
.savings-title { font-size: clamp(1.4rem, 2.4vw, 1.8rem); margin-bottom: 1.3rem; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line-2); background: var(--paper); }
table { width: 100%; border-collapse: collapse; min-width: 640px; font-size: .95rem; }
thead th {
  background: var(--ink); color: var(--cream); text-align: left; font-weight: 600;
  padding: .85rem 1rem; font-size: .88rem;
}
tbody th, tbody td { padding: .85rem 1rem; border-top: 1px solid var(--line); text-align: left; vertical-align: top; }
tbody th { font-weight: 600; width: 38%; }
tbody td { color: var(--ink-soft); }
tbody td:last-child { color: var(--ink); }
.row-key th, .row-key td { font-weight: 700; color: var(--ink); background: var(--accent-wash); }

/* ----- 06 · Caso ----- */
.case { background: var(--bg-2); padding: var(--section) 0; }
.case-grid { display: grid; gap: clamp(2rem, 4vw, 3rem); align-items: start; }
.verdict {
  display: grid; gap: .8rem; padding: 1.4rem 0; border-top: 1px solid var(--line-2);
}
.verdict:last-of-type { border-bottom: 1px solid var(--line-2); }
.verdict-name { font-weight: 700; font-size: 1.2rem; letter-spacing: -0.015em; }
.verdict-detail { font-family: var(--mono); font-size: .84rem; color: var(--ink-soft); margin-top: .25rem; }
.verdict-then { margin-top: .5rem; font-size: .98rem; }
.verdict-tag {
  justify-self: start; align-self: start;
  font-family: var(--mono); font-size: .74rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
  padding: .35rem .75rem; border: 1.5px solid currentColor; white-space: nowrap;
}
.tag-no  { color: var(--accent-ink); }
.tag-tie { color: var(--amber); }
.case-quote {
  margin-top: 2rem; background: var(--paper); border: 2px solid var(--accent);
  padding: clamp(1.3rem, 3vw, 2rem);
  font-size: clamp(1.1rem, 1.8vw, 1.35rem); font-weight: 600; line-height: 1.4; letter-spacing: -0.01em;
}
.cost { background: var(--paper); border: 1px solid var(--line-2); padding: clamp(1.3rem, 3vw, 1.9rem); }
.cost h3 { font-size: 1.3rem; margin-bottom: 1rem; }
.cost dl > div {
  display: flex; justify-content: space-between; gap: 1rem; align-items: baseline;
  padding: .6rem 0; border-bottom: 1px solid var(--line); font-size: .93rem;
}
.cost dd { font-family: var(--mono); font-weight: 600; font-size: .85rem; text-align: right; white-space: nowrap; }
.cost-total { border-bottom: 2px solid var(--ink) !important; }
.cost-total dt, .cost-total dd { font-weight: 700; }
.cost-note { margin-top: 1rem; font-size: .86rem; color: var(--ink-mute); line-height: 1.5; }
.case-foot { margin-top: 2rem; font-family: var(--mono); font-size: .7rem; color: var(--ink-mute); line-height: 1.6; max-width: 60rem; }

/* ----- 07 · Para quién ----- */
.fit { padding: var(--section) 0; }
.fit-grid { display: grid; gap: 1rem; }
.fit-card { padding: clamp(1.4rem, 3vw, 2rem); background: var(--paper); border: 1px solid var(--line); border-top-width: 5px; }
.fit-card p:not(.fit-label) { font-size: 1.08rem; line-height: 1.5; }
.fit-yes { border-top-color: var(--green); }
.fit-no  { border-top-color: var(--ink-mute); }
.fit-label {
  font-family: var(--mono); font-size: .72rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
  margin-bottom: .7rem;
}
.fit-yes .fit-label { color: var(--green); }
.fit-no .fit-label { color: var(--ink-mute); }
.tags { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.6rem; }
.tags li { font-size: .88rem; padding: .35rem .8rem; border: 1px solid var(--line-2); border-radius: 999px; background: var(--paper); }
.needs { display: grid; grid-template-columns: repeat(2, 1fr); gap: .75rem; counter-reset: n; }
.needs li {
  counter-increment: n; position: relative;
  padding: 2.4rem 1rem 1.1rem; background: var(--paper); border: 1px solid var(--line);
  font-size: .9rem; color: var(--ink-mute); line-height: 1.4;
}
.needs li::before {
  content: "0" counter(n); position: absolute; left: 1rem; top: .9rem;
  font-family: var(--mono); font-size: .78rem; font-weight: 600; color: var(--accent-ink);
}
.needs b { color: var(--ink); display: block; font-size: 1.05rem; line-height: 1.25; margin-bottom: .3rem; }
.week { display: grid; gap: 1rem; }
.week li { background: var(--ink); color: var(--cream-2); padding: 1.4rem 1.4rem 1.6rem; font-size: .95rem; }
.week-day {
  display: flex; justify-content: space-between; align-items: baseline; gap: 1rem;
  color: var(--cream); font-weight: 700; font-size: 1.2rem; margin-bottom: .7rem;
  padding-bottom: .7rem; border-bottom: 1px solid var(--line-dark);
}
.week-day span { font-family: var(--mono); font-size: .74rem; font-weight: 500; color: var(--accent-bright); white-space: nowrap; }

/* ----- 08 · Autor ----- */
.author { background: var(--ink); color: var(--cream); padding: var(--section) 0; }
.author-grid { display: grid; gap: clamp(2.5rem, 5vw, 4rem); align-items: center; }
.author h2 { font-size: clamp(2.2rem, 4.8vw, 3.6rem); letter-spacing: -0.03em; margin-bottom: 1.3rem; color: var(--cream); }
.author-copy p:not(.kicker) { color: var(--cream-2); font-size: 1.08rem; max-width: 36rem; }
.author-copy p + p { margin-top: 1rem; }
.stats { display: grid; gap: 0; border-top: 1px solid var(--line-dark); }
.stats li { display: grid; gap: .2rem; padding: 1.3rem 0; border-bottom: 1px solid var(--line-dark); }
.stat-n { font-family: var(--mono); font-size: clamp(2.4rem, 5.5vw, 3.6rem); font-weight: 600; color: var(--accent-bright); line-height: 1; letter-spacing: -0.04em; }
.stat-l { font-size: .95rem; color: var(--cream-2); }

/* ----- 09 · Precio ----- */
.pricing { padding: var(--section) 0; }
.plans { display: grid; gap: 1.25rem; max-width: 980px; margin-inline: auto; align-items: stretch; }
.plan {
  display: flex; flex-direction: column; background: var(--paper);
  border: 1px solid var(--line-2); padding: clamp(1.6rem, 3.4vw, 2.4rem);
}
.plan-main { border: 2px solid var(--ink); box-shadow: 10px 10px 0 var(--ink); }
.plan-flag {
  align-self: flex-start; font-family: var(--mono); font-size: .68rem; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase;
  background: var(--accent); color: #fff; padding: .3rem .6rem; margin-bottom: 1.2rem;
}
.plan-flag-quiet { background: transparent; color: var(--ink-mute); border: 1px solid var(--line-2); }
.plan-name { font-size: 1.5rem; letter-spacing: -0.025em; }
.plan-price { font-family: var(--mono); font-size: clamp(3rem, 6vw, 4rem); font-weight: 600; letter-spacing: -0.05em; line-height: 1; margin-top: .8rem; }
.plan-price .cur { font-size: .32em; letter-spacing: .05em; vertical-align: .95em; margin-right: .15em; color: var(--ink-mute); }
.plan-note { margin-top: .6rem; font-size: .92rem; color: var(--ink-mute); min-height: 2.8em; }
.plan-list { margin: 1.4rem 0 1.8rem; display: grid; gap: .65rem; flex: 1; }
.plan-list li { position: relative; padding-left: 1.6rem; font-size: .98rem; line-height: 1.45; }
.plan-list li::before {
  content: ""; position: absolute; left: 0; top: .42em; width: .7rem; height: .4rem;
  border-left: 2px solid var(--accent); border-bottom: 2px solid var(--accent); transform: rotate(-45deg);
}
.delivery {
  max-width: 980px; margin: 2.5rem auto 0; background: var(--accent); color: #fff;
  padding: 1.2rem 1.5rem; text-align: center;
}
.delivery-main { font-weight: 700; font-size: clamp(1.1rem, 2vw, 1.35rem); letter-spacing: -0.01em; }
.delivery-sub { font-size: .9rem; color: #ffe9dc; margin-top: .25rem; }
.guarantee {
  max-width: 980px; margin: 1.25rem auto 0; display: flex; gap: 1.3rem; align-items: center;
  padding: 1.3rem 1.5rem; border: 1px solid var(--line-2); background: var(--paper);
}
.guarantee p:last-child { font-size: .98rem; color: var(--ink-soft); }
.guarantee strong { color: var(--ink); }
.seal {
  flex: none; width: 76px; height: 76px; border-radius: 50%; border: 2px solid var(--ink);
  display: grid; place-content: center; text-align: center; line-height: 1;
  font-family: var(--mono); font-size: .62rem; text-transform: uppercase; letter-spacing: .12em;
}
.seal span { display: block; font-size: 1.6rem; font-weight: 600; letter-spacing: -0.04em; margin-bottom: .15rem; }

/* ----- 10 · Dudas ----- */
.faq { background: var(--bg-2); padding: var(--section) 0; }
.faq-grid { display: grid; gap: 1rem; }
.faq-list { border-top: 2px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--line-2); }
.faq summary {
  list-style: none; cursor: pointer; position: relative;
  padding: 1.25rem 2.5rem 1.25rem 0; font-weight: 600; font-size: 1.1rem; letter-spacing: -0.01em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after, .faq summary::before {
  content: ""; position: absolute; right: .3rem; top: 50%; width: 14px; height: 2px; background: var(--ink);
  transition: transform .35s var(--ease-out);
}
.faq summary::before { transform: rotate(90deg); }
.faq details[open] summary::before { transform: rotate(0deg); }
.faq summary:hover { color: var(--accent-ink); }
.faq details p { padding: 0 2.5rem 1.4rem 0; color: var(--ink-soft); max-width: 60ch; }

/* ----- Cierre ----- */
.closing { background: var(--accent); color: #fff; padding: clamp(4.5rem, 10vw, 7.5rem) 0; }
.closing-inner { max-width: 54rem; text-align: center; }
.closing h2 { font-size: clamp(2rem, 4.8vw, 3.5rem); letter-spacing: -0.03em; font-weight: 800; }
.closing p { margin: 1.4rem auto 2.2rem; font-size: clamp(1.05rem, 1.6vw, 1.22rem); color: #fff1e8; max-width: 40rem; }

/* ----- Pie ----- */
.footer { background: var(--ink); color: var(--cream-2); padding: 3rem 0 2.5rem; }
.footer-inner { display: grid; gap: 1.8rem; }
.footer-brand { display: flex; gap: .9rem; align-items: center; }
.footer-brand .brand-mark { width: 34px; height: 34px; }
.footer-name { font-family: var(--mono); font-size: .76rem; letter-spacing: .18em; text-transform: uppercase; color: var(--cream); }
.footer-meta { font-size: .86rem; color: var(--cream-3); margin-top: .15rem; }
.footer-contact { display: flex; flex-wrap: wrap; gap: .6rem 1.6rem; }
.footer-contact a { color: var(--cream); border-bottom: 1px solid var(--accent-bright); padding-bottom: .1rem; }
.footer-contact a:hover { color: var(--accent-bright); }
.footer-legal { font-size: .78rem; color: var(--cream-3); line-height: 1.6; padding-top: 1.5rem; border-top: 1px solid var(--line-dark); }

/* =============================================================
   7. Effects
   ============================================================= */
.js [data-reveal] {
  opacity: 0; transform: translateY(22px);
  transition: opacity .8s var(--ease-soft), transform 1s var(--ease-out);
}
.js [data-reveal].is-revealed { opacity: 1; transform: none; }

/* =============================================================
   8. Responsive (mobile-first)
   ============================================================= */
@media (min-width: 540px) {
  .week { grid-template-columns: 1fr; }
}

@media (min-width: 720px) {
  .bento { grid-template-columns: repeat(2, 1fr); }
  .card-main { grid-row: span 2; }
  .fit-grid { grid-template-columns: 1fr 1fr; }
  .week { grid-template-columns: repeat(3, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .verdict { grid-template-columns: 1fr auto; gap: 1.5rem; }
  .verdict-tag { justify-self: end; }
  .plans { grid-template-columns: 1fr 1fr; }
  .footer-inner { grid-template-columns: 1fr auto; align-items: center; }
  .footer-legal { grid-column: 1 / -1; }
}

@media (min-width: 960px) {
  .topnav { display: flex; }
  .hero-grid { grid-template-columns: 1.12fr .88fr; }
  .sheet { transform: rotate(1.4deg); }
  .lie { grid-template-columns: 1.1fr .9fr; gap: 3rem; align-items: end; }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .js .explorer-grid { grid-template-columns: 290px 1fr; gap: 1.5rem; }
  .js .explorer-tabs {
    flex-direction: column; overflow: visible; padding: 0; margin: 0; gap: .45rem;
    position: sticky; top: calc(var(--topbar-h) + 1.5rem);
  }
  .explorer-tabs button { padding: .9rem 1.1rem; font-size: 1rem; }
  .calc-grid { grid-template-columns: 1fr 1fr; }
  .bento { grid-template-columns: repeat(4, 1fr); }
  .card-main { grid-column: span 2; grid-row: span 2; }
  .card-wide { grid-column: span 2; }
  .case-grid { grid-template-columns: 1.5fr 1fr; }
  .author-grid { grid-template-columns: 1.2fr .8fr; }
  .faq-grid { grid-template-columns: .8fr 1.2fr; gap: 3rem; align-items: start; }
  .faq .sec-head { position: sticky; top: calc(var(--topbar-h) + 2rem); }
}

@media (min-width: 1280px) {
  .steps { grid-template-columns: repeat(6, 1fr); gap: 0 1.4rem; }
  .steps h3 { font-size: 1.18rem; }
}

@media (min-width: 720px) {
  .needs { grid-template-columns: repeat(4, 1fr); }
  .cta-band { grid-template-columns: 1fr auto; gap: 2rem; }
  .bigstat { grid-template-columns: auto 1fr; gap: 3rem; }
}

@media (max-width: 959px) {
  .js .stickycta {
    display: flex; align-items: center; justify-content: space-between; gap: 1rem;
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
    padding: .7rem var(--gutter) calc(.7rem + env(safe-area-inset-bottom));
    background: var(--ink); color: var(--cream-2); font-size: .92rem;
    box-shadow: 0 -10px 30px -12px rgba(0,0,0,.5);
    transform: translateY(110%); transition: transform .45s var(--ease-out);
  }
  .js .stickycta strong { color: var(--cream); font-family: var(--mono); font-weight: 600; }
  .js .stickycta.is-on { transform: none; }
}

@media (max-width: 719px) {
  /* La tabla de ahorro se lee como fichas en el teléfono */
  .table-wrap { overflow: visible; border: 0; background: transparent; }
  table { min-width: 0; }
  thead { display: none; }
  table, tbody, tr, tbody th, tbody td { display: block; width: auto; }
  tbody tr { background: var(--paper); border: 1px solid var(--line-2); margin-bottom: .75rem; padding: .9rem 1rem; }
  tbody th { border: 0; padding: 0 0 .6rem; font-size: 1rem; }
  tbody td { border: 0; border-top: 1px solid var(--line); padding: .5rem 0; font-size: .92rem; }
  tbody td::before {
    content: attr(data-label); display: block;
    font-family: var(--mono); font-size: .64rem; letter-spacing: .14em; text-transform: uppercase;
    color: var(--ink-mute); margin-bottom: .15rem;
  }
  tbody td:last-child::before { color: var(--accent-ink); }
  .row-key { background: var(--accent-wash) !important; }
  .row-key th, .row-key td { background: transparent; }
}

@media (max-width: 539px) {
  .brand-name { font-size: .62rem; letter-spacing: .16em; }
  .brand-line { display: none; }
  .topbar .btn-sm { padding: .5rem .75rem; font-size: .82rem; }
  .guarantee { flex-direction: column; align-items: flex-start; }
  .hero-actions .btn { flex: 1 1 100%; }
  .cost dd { white-space: normal; max-width: 55%; }
}
@media (max-width: 340px) {
  .brand-name { display: none; }
}

/* =============================================================
   9. Reduced motion — solo lo intrusivo
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .ticker-track { animation-duration: 120s; }
}