/* GTC & Co. Contadores Públicos
   Colores tomados directamente del logotipo: oro #D4B012 y grafito #373435. */

:root {
  --oro: #d4b012;
  --oro-claro: #e6c83a;
  --oro-tinta: #806800;       /* oro legible sobre fondos claros (5.1:1) */
  --grafito: #373435;
  --grafito-noche: #242223;
  --grafito-suave: #4a4748;
  --piedra: #efeeeb;
  --linea: #dcd9d2;
  --blanco: #ffffff;
  --texto: #373435;
  --texto-suave: #5c595a;
  --texto-claro: #e9e7e3;
  --texto-claro-suave: #b9b5ae;

  --serif: "Sorts Mill Goudy", "Goudy Old Style", Garamond, Georgia, serif;
  --sans: "Source Sans 3", "Myriad Pro", "Segoe UI", system-ui, sans-serif;

  --wrap: 1200px;
  --gutter: clamp(1rem, 4vw, 2.5rem);
  --section-y: clamp(4.5rem, 10vw, 8.5rem);
  --header-h: 76px;

  --ease-out: cubic-bezier(.22, 1, .36, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 8px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--blanco);
  color: var(--texto);
  font-family: var(--sans);
  font-size: 1.125rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }

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

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

.skip-link {
  position: absolute; left: 1rem; top: -100px; z-index: 100;
  background: var(--oro); color: var(--grafito-noche);
  padding: .75rem 1rem; font-weight: 700; text-decoration: none;
}
.skip-link:focus { top: 1rem; }

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

.icon {
  width: 1.25em; height: 1.25em; flex: none;
  fill: none; stroke: currentColor; stroke-width: 1.75;
  stroke-linecap: round; stroke-linejoin: round;
}

/* ---------- Tipografía ---------- */

.h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.1rem, 3.8vw, 3.25rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

/* ---------- Botones ---------- */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  min-height: 52px;
  padding: .85rem 1.6rem;
  font: 600 1.0625rem/1.2 var(--sans);
  text-decoration: none;
  border: 1.5px solid transparent;
  border-radius: 3px;
  cursor: pointer;
  transition: background-color .2s, color .2s, border-color .2s, transform .2s var(--ease-out);
}
.btn:active { transform: translateY(1px); }
.btn-sm { min-height: 44px; padding: .6rem 1.15rem; font-size: 1rem; }
.btn-block { width: 100%; }

.btn-gold { background: var(--oro); color: var(--grafito-noche); }
.btn-gold:hover { background: var(--oro-claro); }

.btn-ghost { color: var(--texto-claro); border-color: rgba(233, 231, 227, .45); }
.btn-ghost:hover { border-color: var(--oro); color: var(--blanco); }
.btn-ghost .icon { color: var(--oro); }

/* ---------- Encabezado ---------- */

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--grafito);
  transition: box-shadow .3s;
}
.site-header.is-scrolled { box-shadow: 0 1px 0 rgba(212, 176, 18, .35), 0 10px 30px rgba(0, 0, 0, .25); }

.header-inner {
  height: var(--header-h);
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
}
.brand img { width: auto; height: 54px; }

.nav { display: flex; align-items: center; gap: 2.25rem; }
.nav ul { display: flex; gap: 2rem; }
.nav ul a {
  color: var(--texto-claro);
  text-decoration: none;
  font-size: 1rem;
  padding: .5rem 0;
  background: linear-gradient(var(--oro), var(--oro)) no-repeat 0 100% / 0 1.5px;
  transition: background-size .3s var(--ease-out), color .2s;
}
.nav ul a:hover { color: var(--blanco); background-size: 100% 1.5px; }
.nav ul a[aria-current="page"] { color: var(--blanco); background-size: 100% 1.5px; }

.nav-toggle {
  display: none;
  width: 48px; height: 48px;
  background: none; border: 0; cursor: pointer; color: var(--texto-claro);
  position: relative;
}
.nav-toggle-bars,
.nav-toggle-bars::before,
.nav-toggle-bars::after {
  position: absolute; left: 12px; width: 24px; height: 2px;
  background: currentColor; transition: transform .3s var(--ease-out), opacity .2s;
}
.nav-toggle-bars { top: 23px; }
.nav-toggle-bars::before, .nav-toggle-bars::after { content: ""; left: 0; }
.nav-toggle-bars::before { top: -7px; }
.nav-toggle-bars::after { top: 7px; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after { transform: translateY(-7px) rotate(-45deg); }

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

.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 60% 70% at 78% 45%, rgba(212, 176, 18, .09), transparent 70%),
    var(--grafito);
  color: var(--texto-claro);
  padding: clamp(4.5rem, 9vw, 7.5rem) 0 clamp(5rem, 10vw, 8rem);
}

/* Marco del isotipo: rectángulo dorado roto arriba y abajo por el fuste de la T */
.hero-frame {
  --inset: clamp(14px, 2.2vw, 30px);
  --gap: 22px;
  --w: 1.5px;
  position: absolute; inset: var(--inset);
  pointer-events: none;
}
.fl, .stem { position: absolute; background: var(--oro); }
.fl-top-l, .fl-top-r, .fl-bot-l, .fl-bot-r { height: var(--w); }
.fl-top-l, .fl-bot-l { left: 0; right: calc(50% + var(--gap)); transform-origin: right; }
.fl-top-r, .fl-bot-r { right: 0; left: calc(50% + var(--gap)); transform-origin: left; }
.fl-top-l, .fl-top-r { top: 0; }
.fl-bot-l, .fl-bot-r { bottom: 0; }
.fl-side-l, .fl-side-r { top: 0; bottom: 0; width: var(--w); }
.fl-side-l { left: 0; transform-origin: top; }
.fl-side-r { right: 0; transform-origin: top; }
.stem {
  left: calc(50% - var(--gap));
  width: calc(var(--gap) * 2);
  height: clamp(40px, 6vw, 72px);
  background: none;
  border-inline: var(--w) solid var(--oro);
}
.stem-top { top: calc(var(--inset) * -1); height: calc(var(--inset) + clamp(40px, 6vw, 72px)); transform-origin: top; }
.stem-bot { bottom: calc(var(--inset) * -1); height: calc(var(--inset) + clamp(40px, 6vw, 72px)); transform-origin: top; }

.hero-mark {
  position: absolute;
  right: -6%; top: 50%;
  width: min(62vw, 760px);
  transform: translateY(-50%);
  opacity: .05;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
  gap: clamp(2.5rem, 6vw, 5.5rem);
  align-items: center;
}

.hero-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.6rem, 4.7vw, 4.6rem);
  line-height: 1;
  letter-spacing: -0.015em;
  color: var(--blanco);
}
.hero-title .line { display: block; overflow: hidden; padding-bottom: .08em; margin-bottom: -.08em; }
.hero-title .line > span { display: inline-block; }
@media (min-width: 961px) { .hero-title .line > span { white-space: nowrap; } }

.hero-lede {
  margin-top: 1.75rem;
  max-width: 34em;
  font-size: clamp(1.0625rem, 1.4vw, 1.25rem);
  line-height: 1.6;
  color: var(--texto-claro-suave);
}

.hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2.25rem; }

.hero-assurances {
  display: flex; flex-wrap: wrap; gap: .6rem 1.75rem;
  margin-top: 2.25rem;
  font-size: .98rem;
  color: var(--texto-claro-suave);
}
.hero-assurances li { display: flex; align-items: center; gap: .45rem; }
.hero-assurances .icon { color: var(--oro); width: 1.1em; height: 1.1em; stroke-width: 2.25; }

/* Placa del calendario fiscal */
.plaque {
  position: relative;
  background: var(--grafito-noche);
  border: 1.5px solid var(--oro);
  padding: 7px;
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, .55);
}
.plaque-inner {
  border: 1px solid rgba(212, 176, 18, .4);
  border-radius: 10px;
  padding: clamp(1.5rem, 3vw, 2.25rem);
}
.plaque-title {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.35;
  color: var(--oro);
}
.plaque-count {
  display: flex; align-items: baseline; gap: .6rem;
  margin-top: .75rem;
  font-family: var(--serif);
  color: var(--blanco);
  line-height: .9;
}
.count-num {
  font-size: clamp(5rem, 9vw, 7.5rem);
  font-variant-numeric: lining-nums tabular-nums;
  letter-spacing: -0.03em;
}
.count-unit { font-size: clamp(1.6rem, 2.4vw, 2rem); font-style: italic; color: var(--texto-claro-suave); }
.plaque-date {
  margin-top: .6rem;
  font-size: 1.125rem;
  color: var(--texto-claro);
}
.plaque-date::first-letter { text-transform: uppercase; }
.plaque-items {
  margin-top: 1.1rem;
  display: grid; gap: .45rem;
  font-size: 1rem;
  color: var(--texto-claro);
}
.plaque-items li { position: relative; padding-left: 1.2rem; }
.plaque-items li::before {
  content: ""; position: absolute; left: 0; top: .62em;
  width: 7px; height: 7px; background: var(--oro); transform: rotate(45deg);
}
.plaque-next {
  margin-top: 1.5rem; padding-top: 1.25rem;
  border-top: 1px solid rgba(212, 176, 18, .25);
}
.plaque-next h3 { font: 600 .9375rem/1.3 var(--sans); color: var(--texto-claro-suave); }
.plaque-next ol { margin-top: .6rem; display: grid; gap: .5rem; }
.plaque-next li {
  display: grid; grid-template-columns: 4.5rem 1fr; gap: .75rem;
  font-size: .95rem; line-height: 1.4;
  color: var(--texto-claro-suave);
}
.plaque-next time { color: var(--texto-claro); font-weight: 600; }
.plaque-note {
  margin-top: 1.4rem;
  font-size: .875rem; line-height: 1.5;
  color: var(--texto-claro-suave);
}

/* ---------- Secciones ---------- */

.section { padding-block: var(--section-y); }

/* Servicios */
.services-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}
.services-intro { position: sticky; top: calc(var(--header-h) + 2.5rem); }
.services-intro > p { margin-top: 1.25rem; color: var(--texto-suave); max-width: 26em; }

.tabs {
  display: inline-flex; flex-direction: column; gap: .5rem;
  margin-top: 2rem;
}
.tab {
  position: relative;
  min-height: 52px;
  padding: .75rem 1.25rem .75rem 1.5rem;
  text-align: left;
  font: 600 1.0625rem/1.2 var(--sans);
  color: var(--texto-suave);
  background: transparent;
  border: 1.5px solid var(--linea);
  border-radius: 3px;
  cursor: pointer;
  transition: color .2s, border-color .2s, background-color .2s;
}
.tab::before {
  content: ""; position: absolute; left: -1.5px; top: -1.5px; bottom: -1.5px;
  width: 5px; background: var(--oro);
  transform: scaleY(0); transition: transform .35s var(--ease-out);
}
.tab:hover { color: var(--texto); border-color: var(--grafito-suave); }
.tab[aria-selected="true"] { color: var(--blanco); background: var(--grafito); border-color: var(--grafito); }
.tab[aria-selected="true"]::before { transform: scaleY(1); }

.service-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(2rem, 4vw, 3.5rem);
}
.service-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 1rem;
  padding: 1.75rem 0;
  border-top: 1px solid var(--linea);
}
.service-list .icon {
  grid-row: span 2;
  width: 28px; height: 28px;
  color: var(--oro-tinta);
  stroke-width: 1.5;
  margin-top: .2rem;
}
.service-list h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.5rem;
  line-height: 1.2;
}
.service-list p { margin-top: .4rem; font-size: 1.0625rem; color: var(--texto-suave); }

.panel:focus-visible { outline-offset: 8px; }
.panel.is-entering .service-list li { animation: rise .5s var(--ease-out) both; }
.panel.is-entering .service-list li:nth-child(2) { animation-delay: .04s; }
.panel.is-entering .service-list li:nth-child(3) { animation-delay: .08s; }
.panel.is-entering .service-list li:nth-child(4) { animation-delay: .12s; }
.panel.is-entering .service-list li:nth-child(5) { animation-delay: .16s; }
.panel.is-entering .service-list li:nth-child(6) { animation-delay: .2s; }
.panel.is-entering .service-list li:nth-child(7) { animation-delay: .24s; }
.panel.is-entering .service-list li:nth-child(8) { animation-delay: .28s; }

/* Franja carta del SAT */
.alert-band {
  background: var(--oro);
  color: var(--grafito-noche);
  padding-block: clamp(2.75rem, 5vw, 3.75rem);
}
.alert-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: clamp(1.5rem, 4vw, 3rem);
}
.alert-seal { width: 72px; height: 72px; fill: none; stroke: var(--grafito-noche); stroke-width: 2.5; stroke-linejoin: round; stroke-linecap: round; }
.alert-seal .seal-dot { fill: var(--grafito-noche); }
.alert-seal .seal-mark { stroke: var(--oro); stroke-width: 3; }
.alert-copy h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.75rem, 3vw, 2.4rem);
  line-height: 1.1;
  text-wrap: balance;
}
.alert-copy p { margin-top: .6rem; max-width: 44em; font-size: 1.0625rem; }
.alert-band .btn-gold { background: var(--grafito-noche); color: var(--oro); }
.alert-band .btn-gold:hover { background: var(--grafito); }
.alert-band :focus-visible { outline-color: var(--grafito-noche); }

/* Proceso */
.process { background: var(--piedra); }
.process-title { max-width: 16em; }
.steps {
  --line-progress: 0;
  --g: clamp(1.5rem, 3vw, 2.5rem);
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--g);
  margin-top: clamp(2.5rem, 5vw, 4rem);
  counter-reset: step;
}
.steps::before, .steps::after {
  content: ""; position: absolute; top: 28px; left: 28px; right: calc(25% - var(--g) * .75 - 28px);
  height: 1.5px;
}
.steps::before { background: var(--linea); }
.steps::after {
  background: var(--oro);
  transform-origin: left;
  transform: scaleX(var(--line-progress));
  transition: transform 1.6s var(--ease-out);
}
.steps.is-visible { --line-progress: 1; }
.steps li { position: relative; }
.step-num {
  position: relative; z-index: 1;
  display: grid; place-items: center;
  width: 56px; height: 56px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 1.375rem;
  line-height: 1;
  color: var(--grafito);
  background: var(--piedra);
  border: 1.5px solid var(--grafito);
  border-radius: 50%;
  transition: background-color .4s, border-color .4s;
}
.steps.is-visible .step-num { background: var(--oro); border-color: var(--oro); }
.steps.is-visible li:nth-child(1) .step-num { transition-delay: .1s; }
.steps.is-visible li:nth-child(2) .step-num { transition-delay: .5s; }
.steps.is-visible li:nth-child(3) .step-num { transition-delay: .9s; }
.steps.is-visible li:nth-child(4) .step-num { transition-delay: 1.3s; }
.steps h3 {
  margin-top: 1.5rem;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.5rem;
  line-height: 1.2;
}
.steps p { margin-top: .5rem; font-size: 1.0625rem; color: var(--texto-suave); max-width: 22em; }

/* Nosotros */
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(2.5rem, 7vw, 6.5rem);
  align-items: center;
}
.about-mark {
  position: relative;
  aspect-ratio: 4 / 5;
  display: grid; place-items: center;
  background: var(--grafito);
  padding: 18%;
}
.about-mark::before {
  content: ""; position: absolute; inset: 14px;
  border: 1px solid rgba(212, 176, 18, .45);
}
.about-mark img { position: relative; width: 100%; }
.about-lede {
  margin-top: 1.5rem;
  font-family: var(--serif);
  font-size: clamp(1.3rem, 1.9vw, 1.6rem);
  line-height: 1.45;
  color: var(--texto);
  max-width: 30em;
}
.about-copy > p:not(.about-lede) { margin-top: 1.25rem; color: var(--texto-suave); max-width: 36em; }
.values {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.75rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1.5px solid var(--oro);
}
.values dt { font-weight: 700; font-size: 1.0625rem; }
.values dd { margin-top: .35rem; font-size: 1rem; line-height: 1.5; color: var(--texto-suave); }

/* Preguntas */
.faq { background: var(--piedra); }
.faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}
.faq-aside { margin-top: 1.25rem; color: var(--texto-suave); }
.faq-aside a { color: var(--oro-tinta); font-weight: 600; text-underline-offset: 3px; }
.faq-list details { border-top: 1px solid var(--linea); }
.faq-list details:last-child { border-bottom: 1px solid var(--linea); }
.faq-list summary {
  position: relative;
  list-style: none;
  cursor: pointer;
  padding: 1.5rem 3rem 1.5rem 0;
  font-family: var(--serif);
  font-size: clamp(1.25rem, 1.8vw, 1.5rem);
  line-height: 1.3;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::before, .faq-list summary::after {
  content: ""; position: absolute; right: 8px; top: 50%;
  width: 18px; height: 1.5px; background: var(--oro-tinta);
  transition: transform .3s var(--ease-out);
}
.faq-list summary::after { transform: rotate(90deg); }
.faq-list details[open] summary::after { transform: rotate(0deg); }
.faq-list details p { padding: 0 3rem 1.75rem 0; color: var(--texto-suave); max-width: 40em; }
.faq-list details[open] p { animation: rise .35s var(--ease-out); }

/* Contacto */
.contact {
  background: var(--grafito);
  color: var(--texto-claro);
  padding-block: var(--section-y);
  position: relative;
  overflow: hidden;
}
.contact::before {
  content: ""; position: absolute; top: 0; left: calc(50% - 22px);
  width: 44px; height: clamp(40px, 6vw, 72px);
  border-inline: 2px solid var(--oro);
}
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: clamp(2.5rem, 7vw, 6rem);
  align-items: start;
}
.contact .h2 { color: var(--blanco); }
.contact-copy > p { margin-top: 1.25rem; color: var(--texto-claro-suave); max-width: 30em; }
.contact-details { margin-top: 2.5rem; display: grid; gap: 1.4rem; }
.contact-details li { display: flex; gap: 1rem; align-items: flex-start; }
.contact-details .icon { color: var(--oro); width: 24px; height: 24px; margin-top: .15rem; }
.contact-details a { text-decoration: none; }
.contact-details a:hover { color: var(--oro); }
.cd-label { display: block; font-size: .875rem; color: var(--texto-claro-suave); }

.contact-form {
  background: var(--blanco);
  color: var(--texto);
  padding: clamp(1.5rem, 4vw, 2.75rem);
  border-top: 5px solid var(--oro);
  display: grid; gap: 1.35rem;
}
.field { display: grid; gap: .4rem; border: 0; margin: 0; padding: 0; min-width: 0; }
.field label, .field legend { font-weight: 600; font-size: 1rem; padding: 0; }
.optional { font-weight: 400; color: var(--texto-suave); }
.field input[type="text"],
.field input[type="tel"],
.field select,
.field textarea {
  width: 100%;
  min-height: 50px;
  padding: .7rem .9rem;
  font: 400 1.0625rem/1.4 var(--sans);
  color: var(--texto);
  background: var(--blanco);
  border: 1.5px solid #bdb9b1;
  border-radius: 3px;
  transition: border-color .2s, box-shadow .2s;
}
.field textarea { resize: vertical; min-height: 96px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--grafito);
  box-shadow: 0 0 0 3px rgba(212, 176, 18, .55);
}
.field [aria-invalid="true"] { border-color: #b3261e; }
.field-hint { font-size: .9rem; color: var(--texto-suave); }
.field-error { font-size: .9375rem; font-weight: 600; color: #b3261e; }
.field-error:empty { display: none; }
.select-wrap { position: relative; }
.select-wrap select { appearance: none; padding-right: 2.5rem; cursor: pointer; }
.select-wrap::after {
  content: ""; position: absolute; right: 1rem; top: 50%;
  width: 8px; height: 8px;
  border-right: 1.75px solid var(--grafito); border-bottom: 1.75px solid var(--grafito);
  transform: translateY(-70%) rotate(45deg);
  pointer-events: none;
}
.choice-row { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: .4rem; }
.choice { position: relative; cursor: pointer; }
.choice input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.choice span {
  display: inline-flex; align-items: center;
  min-height: 46px; padding: .6rem 1.1rem;
  border: 1.5px solid #bdb9b1; border-radius: 3px;
  font-size: 1rem;
  transition: background-color .2s, border-color .2s, color .2s;
}
.choice input:checked + span { background: var(--grafito); border-color: var(--grafito); color: var(--blanco); }
.choice input:focus-visible + span { outline: 3px solid var(--oro); outline-offset: 2px; }
.form-errors {
  background: #fbeceb; border-left: 4px solid #b3261e;
  padding: 1rem 1.1rem; font-size: 1rem;
}
.form-errors h3 { font-size: 1rem; font-weight: 700; }
.form-errors ul { margin-top: .4rem; list-style: disc; padding-left: 1.2rem; }
.form-errors a { color: #8c1d18; }
.form-foot { font-size: .9rem; color: var(--texto-suave); text-align: center; margin-top: -.5rem; }

/* Pie */
.site-footer {
  background: var(--grafito-noche);
  color: var(--texto-claro-suave);
  padding-block: 3rem;
}
.footer-inner {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 1.5rem 3rem;
}
.footer-logo { height: 44px; width: auto; }
.site-footer nav ul { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .5rem 2rem; }
.site-footer nav a { text-decoration: none; font-size: 1rem; }
.site-footer nav a:hover { color: var(--oro); }
.footer-legal {
  grid-column: 1 / -1;
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: .75rem 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(233, 231, 227, .12);
  font-size: .875rem;
}
.footer-legal ul { display: flex; flex-wrap: wrap; gap: .5rem 1.75rem; }
.footer-legal a { text-underline-offset: 3px; }
.footer-legal a:hover { color: var(--oro); }
.form-privacy { font-size: .875rem; line-height: 1.5; color: var(--texto-suave); text-align: center; }
.form-privacy a { color: var(--oro-tinta); font-weight: 600; text-underline-offset: 3px; }

/* ---------- Páginas legales ---------- */

.legal-hero {
  position: relative;
  background: var(--grafito);
  color: var(--texto-claro);
  padding: clamp(4rem, 8vw, 6rem) 0 clamp(3rem, 6vw, 4.5rem);
  overflow: hidden;
}
.legal-hero::before {
  content: ""; position: absolute; top: 0; left: calc(50% - 22px);
  width: 44px; height: clamp(32px, 5vw, 56px);
  border-inline: 2px solid var(--oro);
}
.legal-hero .hero-mark { width: min(48vw, 520px); right: -4%; opacity: .05; }
.back-link {
  display: inline-flex; align-items: center; gap: .4rem;
  min-height: 44px;
  font-size: 1rem;
  color: var(--texto-claro-suave);
  text-decoration: none;
}
.back-link:hover { color: var(--oro); }
.legal-hero h1 {
  position: relative;
  margin-top: .75rem;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.6rem, 5.5vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: -0.015em;
  color: var(--blanco);
}
.legal-meta { margin-top: 1rem; font-size: 1rem; color: var(--oro); }
.legal-intro {
  position: relative;
  margin-top: 1.5rem;
  max-width: 40em;
  font-size: clamp(1.0625rem, 1.4vw, 1.1875rem);
  color: var(--texto-claro-suave);
}

.legal-body { padding-block: clamp(3.5rem, 7vw, 6rem) var(--section-y); }
.legal-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 2.6fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}

.toc { position: sticky; top: calc(var(--header-h) + 2rem); }
.toc h2 { font: 700 1rem/1.3 var(--sans); }
.toc ol { margin-top: 1rem; border-left: 1.5px solid var(--linea); }
.toc a {
  display: block;
  margin-left: -1.5px;
  padding: .45rem 0 .45rem 1rem;
  border-left: 1.5px solid transparent;
  font-size: .9375rem; line-height: 1.35;
  color: var(--texto-suave);
  text-decoration: none;
  transition: color .2s, border-color .2s;
}
.toc a:hover { color: var(--texto); }
.toc a[aria-current="true"] { color: var(--texto); font-weight: 600; border-left-color: var(--oro); }
.toc-print {
  display: inline-flex; align-items: center; gap: .5rem;
  margin-top: 1.75rem;
  min-height: 44px; padding: .5rem 1rem;
  font: 600 .9375rem/1 var(--sans);
  color: var(--texto);
  background: none;
  border: 1.5px solid var(--linea);
  border-radius: 3px;
  cursor: pointer;
}
.toc-print:hover { border-color: var(--grafito); }

.legal-doc { max-width: 44em; counter-reset: sec; }
.legal-doc > section + section { margin-top: clamp(2.75rem, 5vw, 3.75rem); }
.legal-doc h2 {
  display: flex; align-items: baseline; gap: .9rem;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.6rem, 2.4vw, 2rem);
  line-height: 1.15;
  text-wrap: balance;
}
.legal-doc h2 .sec-num {
  flex: none;
  font: 600 1rem/1 var(--sans);
  color: var(--oro-tinta);
  min-width: 1.75rem;
}
.legal-doc h3 {
  margin-top: 1.75rem;
  font: 700 1.0625rem/1.4 var(--sans);
}
.legal-doc p, .legal-doc ul, .legal-doc ol.plain, .legal-doc dl { margin-top: 1rem; }
.legal-doc p, .legal-doc li, .legal-doc dd { font-size: 1.0625rem; line-height: 1.7; color: var(--texto-suave); }
.legal-doc strong { color: var(--texto); font-weight: 600; }
.legal-doc a { color: var(--oro-tinta); font-weight: 600; text-underline-offset: 3px; }
.legal-doc ul li, .legal-doc ol.plain li { position: relative; padding-left: 1.4rem; }
.legal-doc ul li + li, .legal-doc ol.plain li + li { margin-top: .5rem; }
.legal-doc ul li::before {
  content: ""; position: absolute; left: .1rem; top: .72em;
  width: 6px; height: 6px; background: var(--oro); transform: rotate(45deg);
}
.legal-doc ol.plain { counter-reset: item; }
.legal-doc ol.plain li::before {
  counter-increment: item; content: counter(item, lower-alpha) ")";
  position: absolute; left: 0; font-weight: 600; color: var(--oro-tinta);
}
.legal-doc dl { display: grid; gap: 1rem; }
.legal-doc dl > div { padding-left: 1rem; border-left: 1.5px solid var(--linea); }
.legal-doc dt { font-weight: 600; color: var(--texto); }
.legal-doc dd { margin-top: .2rem; }
.callout {
  margin-top: 1.5rem;
  padding: 1.25rem 1.4rem;
  background: var(--piedra);
  border-left: 4px solid var(--oro);
}
.callout p:first-child { margin-top: 0; }
.legal-doc .contact-card {
  margin-top: 1.25rem;
  padding: 1.25rem 1.4rem;
  border: 1.5px solid var(--linea);
  display: grid; gap: .35rem;
  font-size: 1.0625rem;
}
.legal-doc .contact-card p { margin: 0; }

/* Guía fiscal */
.legal-doc .answer-short {
  margin-top: 1.1rem;
  padding: 1.1rem 1.3rem;
  background: var(--piedra);
  border-left: 4px solid var(--oro);
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--texto);
}
.legal-doc .answer-short strong:first-child { display: block; font-size: .9375rem; color: var(--oro-tinta); margin-bottom: .2rem; }
.guide-byline { margin-top: 1rem; font-size: 1rem; color: var(--texto-claro-suave); }
.guide-cta {
  margin-top: clamp(3rem, 6vw, 4.5rem);
  padding: clamp(1.75rem, 4vw, 2.5rem);
  background: var(--grafito);
  color: var(--texto-claro);
  display: grid; gap: 1rem; justify-items: start;
}
.guide-cta h2 { font-family: var(--serif); font-weight: 400; font-size: clamp(1.6rem, 2.6vw, 2.1rem); line-height: 1.15; color: var(--blanco); }
.legal-doc .guide-cta p { margin: 0; color: var(--texto-claro-suave); }
.guide-cta .btn { margin-top: .5rem; }
.legal-doc .guide-cta a.btn { color: var(--grafito-noche); }

/* Datos por completar: resaltados para revisión, quitar la clase al llenarlos */
.pendiente {
  background: rgba(212, 176, 18, .22);
  box-shadow: inset 0 -1.5px 0 var(--oro);
  padding: 0 .2em;
  color: var(--texto);
}

@media (max-width: 960px) {
  .legal-grid { grid-template-columns: 1fr; }
  .toc { position: static; padding: 1.25rem 1.4rem; background: var(--piedra); }
  .toc ol { columns: 2; column-gap: 1.5rem; border-left: 0; }
  .toc a { margin-left: 0; padding-left: 0; border-left: 0; break-inside: avoid; }
  .toc-print { display: none; }
}
@media (max-width: 640px) {
  .toc ol { columns: 1; }
  .legal-doc h2 { flex-direction: column; gap: .35rem; }
}

@media print {
  .site-header, .site-footer, .wa-float, .toc, .skip-link, .back-link, .legal-hero::before, .hero-mark { display: none !important; }
  .legal-hero { background: none; color: #000; padding: 0 0 1.5rem; }
  .legal-hero h1 { color: #000; font-size: 2rem; }
  .legal-meta, .legal-intro { color: #333; }
  .legal-grid { display: block; }
  .legal-doc { max-width: none; }
  .legal-doc p, .legal-doc li, .legal-doc dd { color: #222; font-size: 11pt; }
  .pendiente { background: none; box-shadow: none; }
  section { break-inside: avoid-page; }
}

/* WhatsApp flotante */
.wa-float {
  position: fixed; right: clamp(1rem, 3vw, 1.75rem); bottom: clamp(1rem, 3vw, 1.75rem); z-index: 40;
  display: grid; place-items: center;
  width: 60px; height: 60px;
  background: var(--oro);
  color: var(--grafito-noche);
  border-radius: 50%;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, .4);
  transition: transform .25s var(--ease-out), background-color .2s;
}
.wa-float:hover { transform: scale(1.06); background: var(--oro-claro); }
.wa-float svg { width: 28px; height: 28px; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- Animación de entrada del hero (un solo momento orquestado) ---------- */

@keyframes draw-x { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@keyframes draw-y { from { transform: scaleY(0); } to { transform: scaleY(1); } }
@keyframes line-up { from { transform: translateY(105%); } to { transform: translateY(0); } }
@keyframes rise { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes mark-in { from { opacity: 0; transform: translateY(-50%) scale(1.06); } to { opacity: .05; transform: translateY(-50%) scale(1); } }

.js .stem-top { animation: draw-y .45s var(--ease-out) .1s both; }
.js .fl-top-l, .js .fl-top-r { animation: draw-x .7s var(--ease-out) .5s both; }
.js .fl-side-l, .js .fl-side-r { animation: draw-y .8s cubic-bezier(.65, 0, .35, 1) 1.1s both; }
.js .fl-bot-l, .js .fl-bot-r { animation: draw-x .7s var(--ease-out) 1.8s both; }
.js .fl-bot-l { transform-origin: left; }
.js .fl-bot-r { transform-origin: right; }
.js .stem-bot { animation: draw-y .45s var(--ease-out) 2.4s both; }
.js .hero-mark { animation: mark-in 2.2s var(--ease-out) .2s both; }

.js .hero-title .line > span { animation: line-up .9s var(--ease-out) both; }
.js .hero-title .line:nth-child(1) > span { animation-delay: .35s; }
.js .hero-title .line:nth-child(2) > span { animation-delay: .47s; }
.js .hero-title .line:nth-child(3) > span { animation-delay: .59s; }
.js .hero-lede, .js .hero-actions, .js .hero-assurances { animation: rise .8s var(--ease-out) both; }
.js .hero-lede { animation-delay: .85s; }
.js .hero-actions { animation-delay: .95s; }
.js .hero-assurances { animation-delay: 1.05s; }
.js .plaque { animation: rise 1s var(--ease-out) .9s both; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-delay: 0s !important;
    transition-duration: .01ms !important;
    transition-delay: 0s !important;
  }
}

/* ---------- Responsive ---------- */

@media (max-width: 1080px) {
  .nav ul { gap: 1.4rem; }
  .nav { gap: 1.5rem; }
}

@media (max-width: 960px) {
  :root { --header-h: 68px; }
  .brand img { height: 40px; }

  .nav-toggle { display: block; }
  .nav {
    position: fixed; inset: var(--header-h) 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 1.25rem;
    padding: 1.5rem var(--gutter) 2rem;
    background: var(--grafito);
    border-top: 1px solid rgba(212, 176, 18, .3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, .35);
    transform: translateY(-8px); opacity: 0; visibility: hidden;
    transition: transform .3s var(--ease-out), opacity .2s, visibility 0s .3s;
  }
  .nav.is-open { transform: none; opacity: 1; visibility: visible; transition-delay: 0s; }
  .nav ul { flex-direction: column; gap: 0; }
  .nav ul a { display: block; padding: .9rem 0; font-size: 1.25rem; font-family: var(--serif); border-bottom: 1px solid rgba(233, 231, 227, .1); background: none; }
  .nav .btn { width: 100%; min-height: 52px; }

  .hero-grid { grid-template-columns: 1fr; }
  .plaque { max-width: 520px; }
  .hero-mark { width: 110vw; right: -40%; top: 30%; }

  .services-grid, .faq-grid { grid-template-columns: 1fr; }
  .services-intro { position: static; }
  .tabs { flex-direction: row; flex-wrap: wrap; }

  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 3rem; }
  .steps::before, .steps::after { display: none; }

  .about-grid { grid-template-columns: 1fr; }
  .about-mark { max-width: 360px; aspect-ratio: 1; padding: 15%; }

  .contact-grid { grid-template-columns: 1fr; }
  .alert-inner { grid-template-columns: auto 1fr; }
  .alert-inner .btn { grid-column: 1 / -1; justify-self: start; }
}

@media (max-width: 640px) {
  body { font-size: 1.0625rem; }
  .hero-frame .stem { display: none; }
  .hero .wrap { padding-inline: 2.1rem; }
  .hero { padding-top: 3.5rem; }
  .hero-frame { --gap: 0px; }
  .hero-actions .btn { width: 100%; }
  .service-list { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .values { grid-template-columns: 1fr; gap: 1.25rem; }
  .alert-inner { grid-template-columns: 1fr; }
  .alert-seal { width: 56px; height: 56px; }
  .alert-inner .btn { width: 100%; }
  .footer-inner { grid-template-columns: 1fr; }
  .site-footer nav ul { justify-content: flex-start; }
  .plaque-next li { grid-template-columns: 4.25rem 1fr; }
  .contact::before { display: none; }
}