/* Melvin Finex — hoja de estilos
   Concepto: cuaderno de cuentas bajo una lámpara. Tinta casi negra y naranja cálido
   (la firma visual de @alpunto.ya) para los momentos de marca; papel crema para leer. */

@font-face {
  font-family: "Fraunces";
  src: url("../fonts/fraunces.woff2") format("woff2");
  font-weight: 400 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Fraunces";
  src: url("../fonts/fraunces-italic.woff2") format("woff2");
  font-weight: 400 600;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Instrument Sans";
  src: url("../fonts/instrument-sans.woff2") format("woff2");
  font-weight: 400 600;
  font-style: normal;
  font-display: swap;
}

:root {
  --paper: oklch(96.6% 0.014 75);
  --paper-deep: oklch(92.4% 0.022 70);
  --paper-lift: oklch(98.6% 0.007 75);
  --ink: #16110d;
  --ink-soft: oklch(38% 0.014 55);
  --ink-raised: oklch(24% 0.014 55);
  --on-ink: oklch(95% 0.012 75);
  --on-ink-soft: oklch(84% 0.02 70);
  --accent: #f28c38;
  --accent-press: #e2782a;
  --accent-deep: #a6480f;
  --ledger: oklch(78% 0.03 70 / 0.5);
  --margin-rule: oklch(62% 0.15 40 / 0.5);
  --rule: oklch(18% 0.012 55 / 0.15);
  --rule-on-ink: oklch(95% 0.012 75 / 0.16);

  --font-display: "Fraunces", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --font-body: "Instrument Sans", "Segoe UI", system-ui, sans-serif;

  --step--1: clamp(0.875rem, 0.85rem + 0.1vw, 0.9375rem);
  --step-0: clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  --step-1: clamp(1.2rem, 1.1rem + 0.45vw, 1.4rem);
  --step-2: clamp(1.5rem, 1.25rem + 1vw, 2rem);
  --step-3: clamp(1.95rem, 1.45rem + 2.2vw, 3.1rem);
  --step-4: clamp(2.6rem, 1.6rem + 4.6vw, 5.4rem);

  --gutter: clamp(1rem, 4vw, 2.5rem);
  --max: 74rem;
  --section: clamp(4rem, 3rem + 5vw, 7.5rem);
  --radius: 6px;
  --ease-out: cubic-bezier(0.25, 1, 0.5, 1);

  color-scheme: light;
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: 5rem;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; height: auto; }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.015em;
  margin: 0;
  font-variation-settings: "opsz" 96;
  text-wrap: balance;
}
h3 { font-size: var(--step-1); line-height: 1.25; font-variation-settings: "opsz" 36; }
p { margin: 0; text-wrap: pretty; }
p + p { margin-top: 1em; }

a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
a:hover { text-decoration-color: var(--accent-deep); }

:focus-visible {
  outline: 3px solid var(--accent-deep);
  outline-offset: 3px;
  border-radius: 2px;
}

em.mark {
  font-style: italic;
  font-weight: 400;
  background: linear-gradient(transparent 68%, rgb(242 140 56 / 0.5) 68% 92%, transparent 92%);
  padding-inline: 0.05em;
}

.wrap {
  width: min(100% - 2 * var(--gutter), var(--max));
  margin-inline: auto;
}

.skip {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 50;
  background: var(--ink);
  color: var(--paper);
  padding: 0.6rem 1rem;
  border-radius: var(--radius);
}
.skip:focus { top: 1rem; }

.sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgb(22 17 13 / 0.96);
  backdrop-filter: saturate(1.2) blur(8px);
  color: var(--on-ink);
  border-bottom: 1px solid var(--rule-on-ink);
}
.site-header :focus-visible { outline-color: var(--accent); }
.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  min-height: 4.25rem;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  text-decoration: none;
  margin-right: auto;
}
.brand-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  font-variation-settings: "opsz" 48;
}
.brand-tag {
  font-size: 0.8rem;
  color: var(--on-ink-soft);
  letter-spacing: 0.02em;
}

.site-nav ul {
  list-style: none;
  display: flex;
  gap: 0.25rem;
  margin: 0;
  padding: 0;
}
.site-nav a {
  display: block;
  padding: 0.55rem 0.8rem;
  text-decoration: none;
  border-radius: var(--radius);
  font-weight: 500;
  transition: background-color 160ms var(--ease-out);
}
.site-nav a:hover { background: var(--ink-raised); }
.site-nav a[aria-current="page"] {
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 3px;
  text-underline-offset: 0.45em;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.lang {
  font-size: var(--step--1);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-decoration: none;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--rule-on-ink);
  border-radius: var(--radius);
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
}
.lang:hover { background: var(--ink-raised); }

.nav-toggle {
  display: none;
  font: inherit;
  font-weight: 600;
  color: var(--on-ink);
  background: transparent;
  border: 1px solid var(--rule-on-ink);
  border-radius: var(--radius);
  min-height: 2.75rem;
  padding: 0 0.9rem;
  cursor: pointer;
}

@media (max-width: 880px) {
  .site-header .wrap { flex-wrap: wrap; gap: 0.75rem; }
  .js .nav-toggle { display: inline-flex; align-items: center; }
  .header-actions .btn { display: none; }
  .site-nav { order: 5; flex-basis: 100%; }
  .js .site-nav { display: none; }
  .js .site-nav[data-open] { display: block; padding-bottom: 1rem; }
  .site-nav ul { flex-direction: column; gap: 0; }
  .site-nav a { padding: 0.85rem 0.25rem; border-bottom: 1px solid var(--rule-on-ink); border-radius: 0; }
  .site-nav .nav-cta { display: flex; margin-top: 1rem; }
}
@media (max-width: 520px) {
  .brand-tag { display: none; }
}
@media (min-width: 881px) {
  .site-nav .nav-cta { display: none; }
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 3rem;
  padding: 0.8rem 1.35rem;
  border-radius: var(--radius);
  border: 1.5px solid var(--accent);
  background: var(--accent);
  color: var(--ink);
  font: inherit;
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 160ms var(--ease-out), transform 120ms var(--ease-out);
}
.btn:hover { background: var(--accent-press); border-color: var(--accent-press); }
.btn:active { transform: translateY(1px); }
.btn svg { width: 1.2em; height: 1.2em; flex: none; }
.btn--small { min-height: 2.75rem; padding: 0.55rem 1rem; font-size: var(--step--1); }
.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}
.btn--ghost:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn--ghost-dark {
  background: transparent;
  color: var(--on-ink);
  border-color: oklch(95% 0.012 75 / 0.45);
}
.btn--ghost-dark:hover { background: var(--on-ink); color: var(--ink); border-color: var(--on-ink); }

.actions { display: flex; flex-wrap: wrap; gap: 0.75rem 1rem; align-items: center; }

.text-link {
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.3em;
}
.text-link:hover { text-decoration-color: var(--ink); }

/* ---------- Common blocks ---------- */

.section { padding-block: var(--section); }
.section--tight { padding-block: calc(var(--section) * 0.65); }

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: var(--step--1);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 1.25rem;
}
.eyebrow::before {
  content: "";
  width: 2rem;
  height: 2px;
  background: var(--accent-deep);
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1.5rem 4rem;
  align-items: end;
  margin-bottom: clamp(2.5rem, 2rem + 2vw, 4rem);
}
.section-head h2 { font-size: var(--step-3); }
.section-head p { color: var(--ink-soft); max-width: 40ch; }
@media (max-width: 760px) { .section-head { grid-template-columns: 1fr; } }

.ledger {
  background-color: var(--paper-deep);
  background-image: repeating-linear-gradient(to bottom, transparent 0 33px, var(--ledger) 33px 34px);
}

/* ---------- Secciones oscuras (luz de lámpara) ---------- */

.dark {
  background-color: var(--ink);
  background-image: radial-gradient(ellipse 55% 75% at 82% 38%, rgb(242 140 56 / 0.2), transparent 70%);
  color: var(--on-ink);
}
.dark .eyebrow { color: var(--on-ink-soft); }
.dark .eyebrow::before { background: var(--accent); }
.dark em.mark { background: none; color: var(--accent); }
.dark .hero-lead,
.dark .hero-note { color: var(--on-ink-soft); }
.dark a:not(.btn) { text-decoration-color: var(--accent); }
.dark :focus-visible { outline-color: var(--accent); }
.dark .portrait { border-color: transparent; box-shadow: 0 30px 80px -30px rgb(242 140 56 / 0.35); }
.dark .photo img { filter: saturate(0.95) contrast(1.02); }

/* ---------- Hero ---------- */

.hero { padding-block: clamp(3rem, 2rem + 5vw, 6.5rem) clamp(3.5rem, 2rem + 5vw, 6rem); }
.hero .wrap {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.9fr);
  gap: clamp(2.5rem, 2rem + 4vw, 6rem);
  align-items: center;
}
.hero h1 { font-size: var(--step-4); font-weight: 450; }
.hero-lead {
  font-size: var(--step-1);
  line-height: 1.5;
  color: var(--ink-soft);
  max-width: 34ch;
  margin-top: 1.75rem;
}
.hero .actions { margin-top: 2.25rem; }
.hero-note {
  margin-top: 1.5rem;
  font-size: var(--step--1);
  color: var(--ink-soft);
}

.portrait {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--rule);
}
.portrait::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 12%;
  width: 5px;
  border-inline: 1px solid var(--margin-rule);
  z-index: 1;
}
/* Foto sin marco: los bordes se funden con el fondo */
.photo {
  margin: 0;
  width: 100%;
  max-width: 28rem;
  justify-self: center;
}
.photo img {
  width: 100%;
  height: auto;
  -webkit-mask-image:
    linear-gradient(to right, transparent, #000 16%, #000 84%, transparent),
    linear-gradient(to bottom, transparent, #000 12%, #000 70%, transparent);
  -webkit-mask-composite: source-in;
  mask-image:
    linear-gradient(to right, transparent, #000 16%, #000 84%, transparent),
    linear-gradient(to bottom, transparent, #000 12%, #000 70%, transparent);
  mask-composite: intersect;
}
.portrait-mono {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(7rem, 5rem + 8vw, 12rem);
  font-variation-settings: "opsz" 144;
  color: var(--accent-deep);
  line-height: 1;
}
.portrait figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  z-index: 2;
  padding: 1rem 1.25rem;
  background: var(--paper-lift);
  color: var(--ink);
  border-top: 1px solid var(--rule);
  font-size: var(--step--1);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}
.portrait figcaption strong { font-weight: 600; }

@media (max-width: 820px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .portrait { max-width: 22rem; aspect-ratio: 5 / 4; }
  .photo { max-width: 20rem; justify-self: start; }
}

/* ---------- Credentials strip ---------- */

.facts {
  border-block: 1px solid var(--rule);
  background: var(--paper-lift);
}
.facts ul {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.facts li {
  padding: 1.5rem 1.25rem 1.5rem 0;
  display: grid;
  align-content: start;
  gap: 0.25rem;
}
.facts li + li { padding-left: 1.25rem; border-left: 1px solid var(--rule); }
.facts b {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--step-1);
  font-variation-settings: "opsz" 36;
}
.facts span { font-size: var(--step--1); color: var(--ink-soft); }
@media (max-width: 1000px) {
  .facts ul { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .facts li:nth-child(odd) { padding-left: 0; border-left: 0; }
  .facts li:nth-child(n + 3) { border-top: 1px solid var(--rule); }
}
@media (max-width: 560px) {
  .facts ul { grid-template-columns: 1fr; }
  .facts li, .facts li + li { padding: 1.1rem 0; border-left: 0; }
  .facts li + li { border-top: 1px solid var(--rule); }
}

/* ---------- Topics (numbered ledger list) ---------- */

.topics {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(2rem, 1rem + 4vw, 5rem);
  counter-reset: topic;
}
.topics li {
  counter-increment: topic;
  display: grid;
  grid-template-columns: 3.25rem 1fr;
  gap: 0.25rem 1rem;
  padding-block: 1.6rem;
  border-top: 1px solid var(--rule);
}
.topics li::before {
  content: counter(topic, decimal-leading-zero);
  grid-row: span 2;
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--step-2);
  line-height: 1;
  color: var(--accent-deep);
}
.topics p { color: var(--ink-soft); }
@media (max-width: 760px) { .topics { grid-template-columns: 1fr; } }

/* ---------- Steps ---------- */

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.5rem, 1rem + 3vw, 3.5rem);
  counter-reset: step;
}
.steps li {
  counter-increment: step;
  padding-top: 1.25rem;
  border-top: 2px solid var(--ink);
}
.steps li::before {
  content: counter(step);
  display: block;
  font-family: var(--font-display);
  font-size: var(--step-4);
  font-weight: 400;
  line-height: 1;
  color: var(--accent-deep);
  margin-bottom: 1rem;
  font-variation-settings: "opsz" 144;
}
.steps h3 { margin-bottom: 0.6rem; }
.steps p { color: var(--ink-soft); }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }

/* ---------- Dark band ---------- */

.band {
  background: var(--ink);
  color: var(--on-ink);
}
.band :focus-visible { outline-color: var(--accent); }
.band .eyebrow { color: var(--on-ink-soft); }
.band .eyebrow::before { background: var(--accent); }
.band h2 { font-size: var(--step-3); max-width: 18ch; }
.band .wrap {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 2.5rem clamp(2rem, 1rem + 5vw, 6rem);
}
.band-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.band-list li {
  padding: 1.1rem 0 1.1rem 2.25rem;
  border-bottom: 1px solid var(--rule-on-ink);
  position: relative;
}
.band-list li:first-child { border-top: 1px solid var(--rule-on-ink); }
.band-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.85rem;
  width: 1.1rem;
  height: 2px;
  background: var(--accent);
}
.band-list strong { font-weight: 600; }
.band p.band-close { margin-top: 1.75rem; color: var(--on-ink-soft); }
@media (max-width: 820px) { .band .wrap { grid-template-columns: 1fr; } }

/* ---------- About teaser / split ---------- */

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(2rem, 1rem + 5vw, 6rem);
  align-items: start;
}
.split h2 { font-size: var(--step-3); }
.split .prose { max-width: 60ch; }
@media (max-width: 820px) { .split { grid-template-columns: 1fr; } }

.pull {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--step-2);
  line-height: 1.3;
  font-variation-settings: "opsz" 72;
  margin-bottom: 1.5rem;
}

/* ---------- FAQ ---------- */

.faq { max-width: 52rem; }
.faq details { border-top: 1px solid var(--rule); }
.faq details:last-child { border-bottom: 1px solid var(--rule); }
.faq summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.35rem 0;
  font-family: var(--font-display);
  font-size: var(--step-1);
  font-weight: 500;
  font-variation-settings: "opsz" 36;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1.6rem;
  line-height: 1;
  color: var(--accent-deep);
  transition: transform 200ms var(--ease-out);
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details > div { padding: 0 3rem 1.5rem 0; color: var(--ink-soft); max-width: 62ch; }

/* ---------- Final CTA ---------- */

.cta-final { text-align: left; }
.cta-final .wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2rem 4rem;
  align-items: end;
}
@media (min-width: 1120px) {
  .cta-final .wrap { grid-template-columns: minmax(0, 1fr) auto; }
}
.cta-final h2 { font-size: var(--step-3); max-width: 20ch; }
.cta-final p { margin-top: 1rem; color: var(--ink-soft); max-width: 46ch; }


/* ---------- Inner pages ---------- */

.page-hero { padding-block: clamp(3rem, 2rem + 4vw, 5.5rem) clamp(2rem, 1.5rem + 2vw, 3.5rem); }
.page-hero h1 { font-size: var(--step-4); font-weight: 450; max-width: 16ch; }
.page-hero p { margin-top: 1.5rem; font-size: var(--step-1); color: var(--ink-soft); max-width: 44ch; line-height: 1.5; }

.service {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 1.5rem clamp(2rem, 1rem + 5vw, 6rem);
  padding-block: clamp(2.5rem, 2rem + 2vw, 3.5rem);
  border-top: 1px solid var(--rule);
}
.service h2 { font-size: var(--step-2); }
.service .kicker {
  display: block;
  font-family: var(--font-display);
  font-style: italic;
  color: var(--accent-deep);
  font-size: var(--step-1);
  margin-bottom: 0.5rem;
}
.service ul { margin: 1rem 0 0; padding-left: 1.2rem; }
.service li + li { margin-top: 0.4rem; }
.service li::marker { color: var(--accent-deep); }
@media (max-width: 760px) { .service { grid-template-columns: 1fr; } }

.cred {
  margin-top: 2rem;
  padding: 1.5rem;
  background: var(--paper-lift);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
}
.cred dt { font-size: var(--step--1); font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-soft); }
.cred dd { margin: 0.25rem 0 1rem; }
.cred dd:last-child { margin-bottom: 0; }

.values {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2rem;
}
.values li { border-top: 2px solid var(--ink); padding-top: 1rem; }
.values h3 { margin-bottom: 0.5rem; }
.values p { color: var(--ink-soft); }
@media (max-width: 760px) { .values { grid-template-columns: 1fr; } }

/* ---------- Contact ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(2.5rem, 1rem + 5vw, 6rem);
  align-items: start;
}
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }

.channels { list-style: none; margin: 0; padding: 0; }
.channels li { padding-block: 1.1rem; border-top: 1px solid var(--rule); }
.channels li:last-child { border-bottom: 1px solid var(--rule); }
.channels span { display: block; font-size: var(--step--1); color: var(--ink-soft); }
.channels a { font-weight: 600; font-size: var(--step-1); }
.channels-note { margin-top: 1.25rem; font-size: var(--step--1); color: var(--ink-soft); max-width: 40ch; }

.form {
  background: var(--paper-lift);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: clamp(1.25rem, 1rem + 2vw, 2.25rem);
  display: grid;
  gap: 1.25rem;
}
.form h2 { font-size: var(--step-2); }
.field { display: grid; gap: 0.4rem; }
.field label { font-weight: 600; }
.field .hint { font-size: var(--step--1); color: var(--ink-soft); font-weight: 400; }
.field input,
.field textarea {
  font: inherit;
  color: var(--ink);
  background: var(--paper);
  border: 1.5px solid oklch(18% 0.012 55 / 0.4);
  border-radius: var(--radius);
  padding: 0.75rem 0.9rem;
  min-height: 3rem;
  width: 100%;
  transition: border-color 160ms var(--ease-out);
}
.field textarea { min-height: 9rem; resize: vertical; }
.field input:hover,
.field textarea:hover { border-color: var(--ink-soft); }
.field input:focus-visible,
.field textarea:focus-visible { outline: 3px solid var(--accent-deep); outline-offset: 1px; border-color: var(--ink); }

.check {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  align-items: start;
  font-size: var(--step--1);
}
.check input { width: 1.25rem; height: 1.25rem; margin: 0.15rem 0 0; accent-color: var(--accent); }

.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-alert {
  padding: 0.9rem 1rem;
  border-radius: var(--radius);
  background: oklch(93% 0.05 40);
  border: 1px solid oklch(58% 0.14 28 / 0.5);
  color: oklch(35% 0.1 30);
}
.form-alert[hidden] { display: none; }

/* ---------- Legal / prose ---------- */

.legal { max-width: 68ch; padding-bottom: var(--section); }
.legal h2 { font-size: var(--step-2); margin: 2.5rem 0 0.75rem; }
.legal h3 { margin: 1.5rem 0 0.5rem; }
.legal p, .legal li { color: var(--ink-soft); }
.legal ul { padding-left: 1.2rem; }
.legal li + li { margin-top: 0.35rem; }
.legal .updated { font-size: var(--step--1); }

/* ---------- Footer ---------- */

.site-footer {
  background: var(--paper-deep);
  border-top: 1px solid var(--rule);
  padding-block: 3.5rem 2rem;
  font-size: var(--step--1);
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, 0.8fr));
  gap: 2rem 3rem;
}
.footer-grid h2 {
  font-family: var(--font-body);
  font-size: var(--step--1);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 0.75rem;
}
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li + li { margin-top: 0.35rem; }
.footer-grid a { text-decoration: none; display: inline-block; padding-block: 0.3rem; }
.footer-grid a:hover { text-decoration: underline; }
.footer-brand .brand-name { display: block; margin-bottom: 0.75rem; }
.footer-brand p { color: var(--ink-soft); max-width: 38ch; }
.footer-brand .footer-social { margin-top: 1rem; color: var(--ink); }
.disclaimer {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
  color: var(--ink-soft);
  display: grid;
  gap: 0.75rem;
}
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } .footer-brand { grid-column: 1 / -1; } }

/* ---------- Botón flotante de llamada (solo móvil) ---------- */

.call-float {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 30;
  display: none;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  background: var(--accent);
  color: var(--ink);
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 18px rgb(22 17 13 / 0.3);
}
.call-float svg { width: 1.5rem; height: 1.5rem; }
@media (max-width: 880px) { .call-float { display: inline-flex; } }

/* ---------- Entrance motion ---------- */

@keyframes rise {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}
.rise { animation: rise 280ms var(--ease-out) both; }
.rise-2 { animation-delay: 60ms; }
.rise-3 { animation-delay: 120ms; }
.rise-4 { animation-delay: 180ms; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
}

/* ---------- Herramientas ---------- */

.tool-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem clamp(1.5rem, 1rem + 3vw, 4rem);
}
.tool-links a {
  display: grid;
  gap: 0.5rem;
  padding: 1.25rem 0 0.5rem;
  border-top: 2px solid var(--ink);
  text-decoration: none;
}
.tool-links b {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--step-2);
  font-variation-settings: "opsz" 48;
}
.tool-links b::after { content: " →"; color: var(--accent-deep); }
.tool-links span { color: var(--ink-soft); max-width: 44ch; }
.tool-links a:hover b { text-decoration: underline; text-decoration-color: var(--accent); text-underline-offset: 0.2em; }
@media (max-width: 700px) { .tool-links { grid-template-columns: 1fr; } }

.page-hero .eyebrow a { text-decoration: none; }
.page-hero .eyebrow a:hover { text-decoration: underline; }

.tool {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(2rem, 1rem + 4vw, 4.5rem);
  align-items: start;
}
.tool-results { position: sticky; top: 5.5rem; display: grid; gap: 1.5rem; }
@media (max-width: 900px) {
  .tool { grid-template-columns: 1fr; }
  .tool-results { position: static; }
}

.tool-form { display: grid; gap: 1.35rem; }
.field-group { display: grid; gap: 1.35rem; }
.field-group[hidden] { display: none; }
.field select,
.field-pair select,
.cf-row select {
  font: inherit;
  color: var(--ink);
  background: var(--paper);
  border: 1.5px solid oklch(18% 0.012 55 / 0.4);
  border-radius: var(--radius);
  padding: 0.7rem 0.75rem;
  min-height: 3rem;
}
.field-pair { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 0.5rem; }
.input-affix { position: relative; }
.input-affix input { padding-right: 2.5rem; font-variant-numeric: tabular-nums; }
.input-affix .affix {
  position: absolute;
  right: 0.9rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-soft);
  pointer-events: none;
}
.field-pair input,
.cf-row input {
  font: inherit;
  color: var(--ink);
  background: var(--paper);
  border: 1.5px solid oklch(18% 0.012 55 / 0.4);
  border-radius: var(--radius);
  padding: 0.75rem 0.9rem;
  min-height: 3rem;
  width: 100%;
}
.field select:focus-visible,
.field-pair input:focus-visible,
.field-pair select:focus-visible,
.cf-row input:focus-visible,
.cf-row select:focus-visible { outline: 3px solid var(--accent-deep); outline-offset: 1px; border-color: var(--ink); }

.seg { border: 0; margin: 0; padding: 0; }
.seg legend { font-weight: 600; padding: 0; margin-bottom: 0.4rem; }
.seg-options { display: inline-flex; border: 1.5px solid var(--ink); border-radius: var(--radius); overflow: hidden; }
.seg-options label { position: relative; cursor: pointer; }
.seg-options input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.seg-options span { display: flex; align-items: center; padding: 0.55rem 1.1rem; min-height: 2.75rem; font-weight: 600; transition: background-color 160ms var(--ease-out); }
.seg-options label + label span { border-left: 1.5px solid var(--ink); }
.seg-options input:checked + span { background: var(--ink); color: var(--on-ink); }
.seg-options input:focus-visible + span { outline: 3px solid var(--accent-deep); outline-offset: -3px; }

.tiles { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.75rem; }
.tile {
  display: grid;
  gap: 0.2rem;
  align-content: start;
  padding: 1rem 1.1rem;
  background: var(--paper-lift);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
}
.tile span { font-size: var(--step--1); color: var(--ink-soft); }
.tile b {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--step-2);
  font-variant-numeric: tabular-nums;
  font-variation-settings: "opsz" 48;
  line-height: 1.15;
}
.tile small { font-size: var(--step--1); color: var(--ink-soft); }
.tiles--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 460px) { .tiles--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
#cashflow .tool-results { position: static; }
.tile--main { grid-column: 1 / -1; background: var(--ink); color: var(--on-ink); border-color: var(--ink); padding: 1.25rem 1.35rem; }
.tile--main span,
.tile--main small { color: var(--on-ink-soft); }
.tile--main b { font-size: var(--step-3); color: var(--accent); }
.tile b.is-negative { color: oklch(52% 0.17 30); }
.tile--main b.is-negative { color: oklch(74% 0.14 30); }

.stack-figure { margin: 0; display: grid; gap: 0.75rem; }
.stack-figure figcaption { font-weight: 600; }
.stack { display: flex; gap: 2px; height: 1.75rem; }
.stack-seg { display: block; min-width: 4px; }
.stack-seg:first-child { border-radius: 4px 0 0 4px; }
.stack-seg:last-child { border-radius: 0 4px 4px 0; }
.stack-seg:only-child { border-radius: 4px; }
.stack-capital { background: #2a78d6; }
.stack-interest { background: #e8702a; }
.stack-fee { background: #8f6bc9; }
.legend { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.4rem; }
.legend li { display: grid; grid-template-columns: auto 1fr auto 4.5rem; gap: 0.6rem; align-items: center; font-size: var(--step--1); }
.legend b { font-variant-numeric: tabular-nums; font-weight: 600; }
.legend-share { text-align: right; color: var(--ink-soft); font-variant-numeric: tabular-nums; }
.swatch { width: 0.85rem; height: 0.85rem; border-radius: 3px; }

.amort summary { cursor: pointer; font-weight: 600; padding: 0.5rem 0; }
.table-scroll { overflow-x: auto; margin-top: 0.5rem; }
.amort table,
.rule-table { width: 100%; border-collapse: collapse; font-size: var(--step--1); font-variant-numeric: tabular-nums; }
.amort th,
.amort td,
.rule-table th,
.rule-table td { padding: 0.5rem 0.6rem; text-align: right; border-bottom: 1px solid var(--rule); white-space: nowrap; }
.amort th:first-child,
.amort td:first-child,
.rule-table th { text-align: left; }
.amort thead th,
.rule-table thead th { color: var(--ink-soft); font-weight: 600; }

.tool-note { font-size: var(--step--1); color: var(--ink-soft); max-width: 70ch; margin-top: 1.5rem; }
.tool-results .tool-note { margin-top: 0; }
.tool-h { font-family: var(--font-body); font-size: var(--step-0); font-weight: 600; margin: 0.5rem 0 0.75rem; letter-spacing: 0; }
.tool-empty { color: var(--ink-soft); }
.tool-empty:empty,
.tool-empty[hidden] { display: none; }

.cf-form { gap: 1rem; }
.cf-group { border: 0; margin: 0; padding: 1rem 0 0.5rem; border-top: 1px solid var(--rule); display: grid; gap: 0.6rem; }
.cf-group legend {
  font-family: var(--font-display);
  font-size: var(--step-1);
  font-weight: 500;
  padding: 0 0 0.25rem;
  float: left;
  width: 100%;
}
.cf-row { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr) auto; gap: 0.5rem; align-items: center; }
.cf-row:has(.cf-remove) { grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr) auto auto; }
.cf-row label { font-size: var(--step--1); line-height: 1.35; }
.cf-row select { padding-inline: 0.5rem; font-size: var(--step--1); }
.cf-remove {
  font: inherit;
  font-size: 1.25rem;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: transparent;
  color: var(--ink-soft);
  cursor: pointer;
}
.cf-remove:hover { color: var(--ink); border-color: var(--ink); }
.cf-add { justify-self: start; margin-top: 0.25rem; }
@media (max-width: 520px) {
  .cf-row { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .cf-row label,
  .cf-row .cf-name { grid-column: 1 / -1; }
  .cf-row:has(.cf-remove) { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto; }
}

.bars { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.6rem; }
.bars li { display: grid; grid-template-columns: minmax(6rem, 0.9fr) minmax(0, 1.3fr) auto; gap: 0.75rem; align-items: center; font-size: var(--step--1); }
.bar-track { height: 0.75rem; background: var(--paper-deep); border-radius: 4px; overflow: hidden; }
.bar-fill { display: block; height: 100%; background: #e8702a; border-radius: 0 4px 4px 0; min-width: 2px; }
.bar-value { text-align: right; display: grid; font-variant-numeric: tabular-nums; }
.bar-value small { color: var(--ink-soft); }
@media (max-width: 520px) {
  .bars li { grid-template-columns: minmax(0, 1fr) auto; }
  .bar-track { grid-column: 1 / -1; grid-row: 2; }
}

.flags { list-style: none; margin: 0.5rem 0 0; padding: 0; display: grid; gap: 0.5rem; }
.flags li { padding: 0.75rem 1rem; background: var(--paper-deep); border-radius: var(--radius); font-size: var(--step--1); }

@media print {
  .site-header, .site-footer, .call-float, .cta-final, .page-hero .eyebrow, .tool-actions, .cf-add, .cf-remove { display: none !important; }
  body { background: #fff; }
  .tool { grid-template-columns: 1fr 1fr; }
  .tool-results { position: static; }
  .tile--main { background: #fff; color: #000; border: 1px solid #000; }
  .tile--main b { color: #000; }
}

.share-check { margin-top: 1rem; max-width: 70ch; color: var(--ink-soft); }

/* Barras de desplazamiento del simulador */
.range {
  width: 100%;
  margin: 0.35rem 0 0;
  height: 2.25rem;
  background: transparent;
  accent-color: var(--accent-deep);
  cursor: pointer;
}
.range::-webkit-slider-runnable-track { height: 6px; border-radius: 3px; background: var(--paper-deep); }
.range::-moz-range-track { height: 6px; border-radius: 3px; background: var(--paper-deep); }
.range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 1.5rem;
  height: 1.5rem;
  margin-top: calc(3px - 0.75rem);
  border-radius: 50%;
  background: var(--ink);
  border: 3px solid var(--accent);
}
.range::-moz-range-thumb { width: 1.2rem; height: 1.2rem; border-radius: 50%; background: var(--ink); border: 3px solid var(--accent); }
.range { -webkit-appearance: none; appearance: none; }
.range:focus-visible { outline: 3px solid var(--accent-deep); outline-offset: 2px; }

/* Comparativa */
.compare { display: grid; gap: 0.75rem; }
.compare .tool-h { margin: 0; }
.compare-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.6rem; }
.cmp { padding: 0.85rem 1rem; border: 1px solid var(--rule); border-radius: var(--radius); background: var(--paper-lift); display: grid; gap: 0.35rem; }
.cmp--rate { border-color: var(--accent-deep); border-width: 1.5px; }
.cmp b { font-weight: 600; font-size: var(--step--1); }
.cmp-row { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(7.5rem, auto); gap: 0.75rem; align-items: baseline; font-size: var(--step--1); font-variant-numeric: tabular-nums; }
.cmp-row span { color: var(--ink-soft); }
.cmp-row strong { font-weight: 600; text-align: right; }
.cmp-row em { font-style: normal; text-align: right; color: var(--ink); }
.compare-note { font-size: var(--step--1); color: var(--ink-soft); }
@media (max-width: 460px) {
  .cmp-row { grid-template-columns: minmax(0, 1fr) auto; }
  .cmp-row em { grid-column: 1 / -1; text-align: left; }
}

.field input[type="range"] { border: 0; padding: 0; min-height: 0; background: transparent; }
#loan-output { display: grid; gap: 1.75rem; }
#loan-output[hidden] { display: none; }
.compare > p:last-child { margin-top: 0.25rem; }

/* Enlaces de vuelta y navegación entre herramientas */
.back-top { margin-bottom: 1.25rem; font-size: var(--step--1); font-weight: 600; }
.back-top a { text-decoration: none; display: inline-flex; align-items: center; min-height: 2.75rem; }
.back-top a:hover { text-decoration: underline; text-decoration-color: var(--accent); }
.back-top[hidden] { display: none; }
.tool-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem 2rem;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
  font-weight: 600;
}
.tool-nav a { text-decoration: none; min-height: 2.75rem; display: inline-flex; align-items: center; }
.tool-nav a:hover { text-decoration: underline; text-decoration-color: var(--accent); }

/* Logotipo */
.brand img { display: block; height: 34px; width: auto; }
.footer-brand .footer-logo { display: block; height: 58px; width: auto; margin-bottom: 1.25rem; }
@media (max-width: 520px) { .brand img { height: 28px; } }

/* Secciones apiladas (Inicio, Servicios, Sobre mí). Sin efecto si se pide reducir el movimiento. */
@media (prefers-reduced-motion: no-preference) {
  .stack-page main > section { position: sticky; top: 68px; }
  .stack-page main > section:not(.dark):not(.band):not(.ledger):not(.facts) { background-color: var(--paper); }
  .stack-page main > section + section {
    border-radius: 22px 22px 0 0;
    box-shadow: 0 -22px 44px -28px rgb(22 17 13 / 0.45);
  }
  .stack-page main > .facts { border-radius: 0; box-shadow: none; }
}

/* Página de opiniones */
.review-wrap { max-width: 44rem; }
.rating-field { border: 0; margin: 0; padding: 0; }
.rating-field legend { font-weight: 600; margin-bottom: 0.4rem; padding: 0; }
.stars { display: inline-flex; flex-direction: row-reverse; gap: 0.15rem; }
.stars input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.stars label { font-size: 2.4rem; line-height: 1; cursor: pointer; color: oklch(82% 0.02 70); padding: 0.1rem 0.15rem; min-width: 2.75rem; text-align: center; transition: color 120ms var(--ease-out); }
.stars label:hover,
.stars label:hover ~ label,
.stars input:checked ~ label { color: var(--accent-deep); }
.stars input:focus-visible + label { outline: 3px solid var(--accent-deep); outline-offset: 2px; border-radius: 4px; }
.field select { width: 100%; }

/* Bloque de opiniones en la portada */
.reviews[hidden] { display: none !important; }
.reviews-summary { font-weight: 600; }
.review-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; }
.review-card { background: var(--paper-lift); border: 1px solid var(--rule); border-radius: var(--radius); padding: 1.25rem 1.35rem; display: grid; gap: 0.75rem; align-content: start; }
.review-stars { color: var(--accent-deep); letter-spacing: 0.1em; font-size: 1.1rem; }
.review-stars span { color: oklch(84% 0.02 70); }
.review-card blockquote { margin: 0; font-family: var(--font-display); font-size: var(--step-1); line-height: 1.45; font-variation-settings: "opsz" 36; }
.review-meta { font-size: var(--step--1); color: var(--ink-soft); }
.review-meta b { color: var(--ink); font-weight: 600; }
@media (max-width: 900px) { .review-list { grid-template-columns: 1fr; } }