/* ============================================================
   BRIKON · Web · v2
   Basado en BRIKON Brandbook v8.0 — refactor con más color,
   menos densidad de texto y más piezas visuales.
   ============================================================ */

:root {
  /* Color principal */
  --ink:      #1C2B3A;
  --sand:     #C8B89A;
  --bone:     #F1F2F6;
  /* Escala Tinta */
  --ink-900:  #0E1620;
  --ink-700:  #1C2B3A;
  --ink-500:  #34465A;
  --ink-300:  #6B7A8E;
  --ink-100:  #C7CDD7;
  /* Escala Arena */
  --sand-700: #9C8A6B;
  --sand-500: #C8B89A;
  --sand-300: #DCD0B8;
  --sand-100: #EFE9DD;
  /* Neutros */
  --paper:    #FAFAFB;
  --bone-100: #F1F2F6;
  --bone-200: #E4E6EC;
  --line:     #D7DBE3;

  /* Familias */
  --serif:   'Cormorant Upright', 'Times New Roman', serif;
  --display: 'Poppins', 'Helvetica Neue', sans-serif;
  --text:    'Libre Franklin', 'Helvetica Neue', sans-serif;

  /* Layout web */
  --max:       1320px;
  --pad-x:     clamp(20px, 4vw, 72px);
  --section-y: clamp(80px, 10vw, 160px);
  --gap:       32px;
}

/* ------------------------------------------------------------
   Reset
   ------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--text);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* Eliminar delay táctil 300ms y mejorar respuesta móvil (ui-ux-pro-max · tap-delay) */
a, button, label, input, select, textarea, [role="button"] {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

::selection { background: var(--ink); color: var(--bone); }

/* ------------------------------------------------------------
   Focus-visible global (ui-ux-pro-max · focus-states · CRITICAL)
   ------------------------------------------------------------ */
:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
  border-radius: 2px;
}
.dark :focus-visible,
.ink-bg :focus-visible,
.bg-ink :focus-visible,
.bg-ink-deep :focus-visible,
.hero-image :focus-visible,
.cta-strip :focus-visible,
.site-footer :focus-visible { outline-color: var(--sand); }
.sand-bg :focus-visible, .bg-sand :focus-visible { outline-color: var(--ink); }
.field-radio input:focus-visible + label {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}

/* ------------------------------------------------------------
   Skip-link (ui-ux-pro-max · skip-links · CRITICAL)
   ------------------------------------------------------------ */
.skip-link {
  position: absolute;
  top: -200px;
  left: 16px;
  z-index: 1000;
  background: var(--ink);
  color: var(--bone);
  padding: 14px 22px;
  font-family: var(--display);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  transition: top 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
}
.skip-link:focus { top: 14px; }

/* ------------------------------------------------------------
   Tipografía
   ------------------------------------------------------------ */
.eyebrow {
  font-family: var(--display);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin-bottom: 24px;
}
.dark .eyebrow, .ink-bg .eyebrow, .bg-ink .eyebrow, .bg-ink-deep .eyebrow, .bg-ink .eyebrow, .bg-ink-deep .eyebrow { color: var(--sand); }
.sand-bg .eyebrow { color: var(--ink-700); }

h1.display, .h1 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(52px, 7.5vw, 108px);
  line-height: 1.0;
  letter-spacing: -0.012em;
  color: var(--ink);
}
.dark .h1, .dark h1.display, .ink-bg h1.display, .bg-ink .h1, .bg-ink-deep .h1, .bg-ink h1.display, .bg-ink-deep h1.display, .bg-ink h1.display, .bg-ink-deep h1.display { color: var(--bone); }

h2, .h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(36px, 4.6vw, 72px);
  line-height: 1.04;
  letter-spacing: -0.005em;
  color: var(--ink);
}
.dark h2, .ink-bg h2, .bg-ink h2, .bg-ink-deep h2, .bg-ink h2, .bg-ink-deep h2 { color: var(--bone); }

h3, .h3 {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(18px, 1.4vw, 22px);
  line-height: 1.3;
  letter-spacing: 0.01em;
  color: var(--ink);
}
.dark h3, .ink-bg h3, .bg-ink h3, .bg-ink-deep h3, .bg-ink h3, .bg-ink-deep h3 { color: var(--bone); }

p.lead, .lead {
  font-family: var(--text);
  font-weight: 400;
  font-size: clamp(16px, 1.15vw, 18px);
  line-height: 1.62;
  color: var(--ink-500);
  max-width: 64ch;
}
.dark .lead, .dark p.lead, .ink-bg .lead, .bg-ink .lead, .bg-ink-deep .lead, .bg-ink p.lead, .bg-ink-deep p.lead, .bg-ink .lead, .bg-ink-deep .lead { color: var(--ink-100); }
.sand-bg .lead { color: var(--ink-700); }

p.large, .large {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(24px, 2.3vw, 36px);
  line-height: 1.32;
  color: var(--ink);
}
.dark .large, .ink-bg .large, .bg-ink .large, .bg-ink-deep .large, .bg-ink .large, .bg-ink-deep .large { color: var(--bone); }

.small {
  font-family: var(--text);
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-500);
}
.dark .small, .ink-bg .small, .bg-ink .small, .bg-ink-deep .small, .bg-ink .small, .bg-ink-deep .small { color: var(--ink-100); }

.mono {
  font-family: var(--display);
  font-variant-numeric: tabular-nums;
  font-feature-settings: 'tnum';
  letter-spacing: 0.02em;
}

/* ------------------------------------------------------------
   Elementos gráficos
   ------------------------------------------------------------ */
.rule-section {
  width: 56px;
  height: 2px;
  background: var(--ink);
  margin: 0 0 32px 0;
}
.dark .rule-section, .ink-bg .rule-section, .bg-ink .rule-section, .bg-ink-deep .rule-section, .bg-ink .rule-section, .bg-ink-deep .rule-section { background: var(--sand); }
.sand-bg .rule-section { background: var(--ink); }

.divider { height: 1px; background: var(--line); margin: 56px 0; }
.dark .divider, .bg-ink .divider, .bg-ink-deep .divider { background: var(--ink-500); }

.circle-deco {
  position: absolute;
  border: 1px solid currentColor;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0.22;
  z-index: 0;
}

/* ------------------------------------------------------------
   Container / sections
   ------------------------------------------------------------ */
.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding-left: var(--pad-x);
  padding-right: var(--pad-x);
  position: relative;
  z-index: 1;
}

section.block {
  padding-top: var(--section-y);
  padding-bottom: var(--section-y);
  position: relative;
  overflow: hidden;
}

.bg-paper { background: var(--paper); color: var(--ink); }
.bg-bone  { background: var(--bone-100); color: var(--ink); }
.bg-ink, .ink-bg { background: var(--ink); color: var(--bone); }
.bg-ink-deep { background: var(--ink-900); color: var(--bone); }
.bg-sand, .sand-bg { background: var(--sand); color: var(--ink); }
.bg-sand-soft { background: var(--sand-100); color: var(--ink); }
.dark { background: var(--ink); color: var(--bone); }

/* ------------------------------------------------------------
   Grids
   ------------------------------------------------------------ */
.grid     { display: grid; gap: var(--gap); }
.cols-2   { grid-template-columns: 1fr; }
.cols-3   { grid-template-columns: 1fr; }
.cols-4   { grid-template-columns: 1fr; }
.cols-1-2 { grid-template-columns: 1fr; }
.cols-2-1 { grid-template-columns: 1fr; }

@media (min-width: 768px) {
  .cols-2   { grid-template-columns: repeat(2, 1fr); }
  .cols-3   { grid-template-columns: repeat(3, 1fr); }
  .cols-4   { grid-template-columns: repeat(2, 1fr); }
  .cols-1-2 { grid-template-columns: 1fr 1.6fr; gap: 64px; }
  .cols-2-1 { grid-template-columns: 1.6fr 1fr; gap: 64px; }
}
@media (min-width: 1024px) {
  .cols-4   { grid-template-columns: repeat(4, 1fr); }
  .cols-1-2 { grid-template-columns: 5fr 7fr; }
  .cols-2-1 { grid-template-columns: 7fr 5fr; }
}

/* ------------------------------------------------------------
   HEADER
   ------------------------------------------------------------ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  transition: background 0.3s ease, border-bottom-color 0.3s ease, box-shadow 0.3s ease;
}
.site-header.is-scrolled {
  box-shadow: 0 2px 24px rgba(28, 43, 58, 0.07);
  border-bottom-color: transparent;
}
.site-header .nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.site-header .logo-wordmark {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 28px;
  letter-spacing: 0;
  color: var(--ink);
  line-height: 1;
  font-feature-settings: "kern" 1;
  transition: color 0.3s ease;
}
.kK, .kO { letter-spacing: -0.04em; }
.site-header .menu { display: none; gap: 36px; align-items: center; }
.site-header .menu a {
  font-family: var(--display);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink);
  transition: color 0.2s ease;
  position: relative;
}
.site-header .menu a:hover { color: var(--sand-700); }
.site-header .menu a.active { color: var(--ink); }
.site-header .menu a:not(.cta)::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -8px;
  height: 1px;
  background: var(--ink);
  width: 0;
  transition: width 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}
.site-header .menu a.active::after { width: 100%; }
@media (hover: hover) and (pointer: fine) {
  .site-header .menu a:not(.cta):not(.active):hover::after { width: 100%; }
}

/* Header siempre con fondo paper sólido. Modo dual on-hero retirado por petición. */
.site-header a.cta {
  display: inline-block;
  font-family: var(--display);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 13px 22px;
  background: var(--ink);
  color: var(--bone) !important;
  border: 1px solid var(--ink);
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.site-header a.cta:hover {
  background: var(--sand);
  color: var(--ink) !important;
  border-color: var(--sand);
}

.menu-toggle {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 10px;
  min-width: 48px;
  min-height: 48px;
  background: transparent;
}
.menu-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--ink);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
.menu-toggle.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-toggle.is-open span:nth-child(2) { opacity: 0; }
.menu-toggle.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

@media (min-width: 1024px) {
  .site-header .menu { display: flex; }
  .menu-toggle { display: none; }
}

.mobile-menu {
  display: block;
  max-height: 0;
  overflow: hidden;
  visibility: hidden;
  border-top: 1px solid var(--line);
  background: var(--paper);
  transition: max-height 0.4s cubic-bezier(0.22, 1, 0.36, 1), visibility 0s linear 0.4s;
}
.mobile-menu.open {
  max-height: 520px;
  visibility: visible;
  transition: max-height 0.4s cubic-bezier(0.22, 1, 0.36, 1), visibility 0s linear 0s;
}
.mobile-menu .container { padding-top: 24px; padding-bottom: 32px; }
.mobile-menu a {
  display: block;
  font-family: var(--display);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink);
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.mobile-menu .cta { display: inline-block; margin-top: 16px; }

/* ------------------------------------------------------------
   HERO con imagen full-bleed (nuevo)
   ------------------------------------------------------------ */
.hero-image {
  position: relative;
  /* dvh evita salto del viewport en iOS Safari (ui-ux-pro-max · viewport-units) */
  min-height: clamp(540px, 72vh, 760px);
  min-height: clamp(540px, 72dvh, 760px);
  background: var(--ink);
  color: var(--bone);
  overflow: hidden;
  display: flex;
  align-items: flex-end;
}
.hero-image .hero-bg {
  position: absolute;
  inset: -18% 0;
  z-index: 0;
}
.hero-image .hero-bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.55;
  filter: grayscale(0.25) contrast(1.05);
}
.hero-image .hero-bg::after {
  /* Velo de tinta sólido al 78% sobre fotografía (BRIKON Brandbook v8.0 — logo.md). Sin degradado. */
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(28, 43, 58, 0.78);
}
.hero-image .container { position: relative; z-index: 1; width: 100%; padding-bottom: clamp(60px, 8vw, 120px); padding-top: clamp(120px, 14vw, 200px); }
.hero-image .eyebrow { color: var(--sand); }
.hero-image h1.display { color: var(--bone); max-width: 16ch; margin-bottom: 32px; }
.hero-image .lead { color: var(--ink-100); max-width: 56ch; margin-bottom: 40px; }
.hero-image .hero-meta {
  display: grid;
  gap: 24px;
  grid-template-columns: 1fr;
  margin-top: clamp(48px, 6vw, 80px);
  padding-top: 32px;
  border-top: 1px solid rgba(241,242,246,0.18);
}
@media (min-width: 720px) { .hero-image .hero-meta { grid-template-columns: repeat(4, 1fr); gap: 32px; } }
.hero-image .hero-meta .k {
  font-family: var(--display);
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ink-100);
  margin-bottom: 8px;
}
.hero-image .hero-meta .v {
  font-family: var(--serif);
  font-size: clamp(22px, 1.8vw, 28px);
  line-height: 1.2;
  color: var(--bone);
}

/* HERO clásico (sin imagen) */
.hero {
  padding-top: clamp(80px, 10vw, 160px);
  padding-bottom: clamp(72px, 9vw, 144px);
  position: relative;
  overflow: hidden;
}
.hero .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: end;
}
@media (min-width: 1024px) {
  .hero .hero-grid { grid-template-columns: 1.4fr 1fr; gap: 80px; align-items: end; }
}
.hero h1.display { margin-bottom: 28px; max-width: 14ch; }
.hero .lead { margin-bottom: 40px; }
.hero .meta-block { border-top: 1px solid var(--ink-300); padding-top: 24px; }
.hero .meta-block .meta-label {
  font-family: var(--display);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-300);
  margin-bottom: 8px;
}
.hero .meta-block .meta-value {
  font-family: var(--serif);
  font-size: clamp(22px, 1.8vw, 26px);
  font-weight: 400;
  line-height: 1.3;
}

/* ------------------------------------------------------------
   Botones
   ------------------------------------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: var(--display);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 19px 30px;
  min-height: 48px; /* ui-ux-pro-max · touch-target-size */
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--bone);
  transition:
    background 0.22s cubic-bezier(0.16, 1, 0.3, 1),
    color 0.22s cubic-bezier(0.16, 1, 0.3, 1),
    border-color 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  position: relative;
}
/* Loading state del botón submit (ui-ux-pro-max · loading-buttons) */
.btn.is-loading {
  pointer-events: none;
  opacity: 0.7;
}
.btn.is-loading .arrow { display: none; }
.btn.is-loading::after {
  content: '';
  width: 14px;
  height: 14px;
  border: 1.5px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  margin-left: 6px;
}
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  .btn.is-loading::after { animation: none; }
}
.btn:hover { background: transparent; color: var(--ink); }
@media (hover: hover) and (pointer: fine) {
  .btn:not(.is-loading):active { transform: scale(0.97); transition-duration: 80ms; }
}
.btn .arrow { width: 14px; height: 1px; background: currentColor; position: relative; transition: width 0.2s ease; }
.btn .arrow::after {
  content: ''; position: absolute;
  right: 0; top: -3px;
  width: 7px; height: 7px;
  border-top: 1px solid currentColor;
  border-right: 1px solid currentColor;
  transform: rotate(45deg);
}
.btn:hover .arrow { width: 22px; }
.btn.ghost { background: transparent; color: var(--ink); }
.btn.ghost:hover { background: var(--ink); color: var(--bone); }
.btn.sand { background: var(--sand); color: var(--ink); border-color: var(--sand); }
.btn.sand:hover { background: transparent; color: var(--sand); border-color: var(--sand); }

/* Heroes oscuros y secciones tinta: botones siempre legibles */
.dark .btn, .ink-bg .btn, .bg-ink .btn, .bg-ink-deep .btn, .hero-image .btn {
  background: var(--sand); color: var(--ink); border-color: var(--sand);
}
.dark .btn:hover, .ink-bg .btn:hover, .bg-ink .btn:hover, .bg-ink-deep .btn:hover, .hero-image .btn:hover {
  background: transparent; color: var(--sand); border-color: var(--sand);
}
.dark .btn.ghost, .ink-bg .btn.ghost, .bg-ink .btn.ghost, .bg-ink-deep .btn.ghost, .hero-image .btn.ghost {
  background: transparent; color: var(--bone); border-color: var(--bone);
}
.dark .btn.ghost:hover, .ink-bg .btn.ghost:hover, .bg-ink .btn.ghost:hover, .bg-ink-deep .btn.ghost:hover, .hero-image .btn.ghost:hover {
  background: var(--bone); color: var(--ink); border-color: var(--bone);
}
.sand-bg .btn, .bg-sand .btn { background: var(--ink); color: var(--bone); border-color: var(--ink); }
.sand-bg .btn:hover, .bg-sand .btn:hover { background: transparent; color: var(--ink); border-color: var(--ink); }
.sand-bg .btn.ghost, .bg-sand .btn.ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.sand-bg .btn.ghost:hover, .bg-sand .btn.ghost:hover { background: var(--ink); color: var(--bone); }

/* Microcopy bajo CTA (risk reversal: "Gratis · 48 h · Sin compromiso") */
.btn-meta {
  display: inline-block;
  margin-left: 18px;
  vertical-align: middle;
  align-self: center; /* en contenedores flex (hero) */
  font-family: var(--display);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink);
}
.dark .btn-meta, .ink-bg .btn-meta, .bg-ink .btn-meta, .bg-ink-deep .btn-meta,
.hero-image .btn-meta, .cta-strip .btn-meta,
.split-frame.dark .btn-meta { color: var(--bone); }
.sand-bg .btn-meta, .bg-sand .btn-meta, .bg-sand-soft .btn-meta { color: var(--ink); }
.btn-meta .sep { display: inline-block; margin: 0 8px; opacity: 0.6; }

/* Cta wrapper (botón + microcopy) */
.cta-wrap { display: inline-flex; flex-direction: column; align-items: flex-start; }

.btn-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--display);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink);
  border-bottom: 1px solid var(--ink);
  padding-bottom: 4px;
  transition: gap 0.2s ease;
}
.btn-link:hover { gap: 16px; }
.dark .btn-link, .ink-bg .btn-link, .bg-ink .btn-link, .bg-ink-deep .btn-link, .bg-ink .btn-link, .bg-ink-deep .btn-link { color: var(--sand); border-bottom-color: var(--sand); }

/* ------------------------------------------------------------
   Cifras destacadas
   ------------------------------------------------------------ */
.stat { border-top: 1px solid var(--line); padding-top: 28px; display: flex; flex-direction: column; }
.dark .stat, .ink-bg .stat, .bg-ink .stat, .bg-ink-deep .stat { border-top-color: var(--ink-500); }
.sand-bg .stat { border-top-color: var(--sand-700); }
.stat .num {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(36px, 4.4vw, 60px);
  line-height: 1.05;
  margin-bottom: 16px;
  color: var(--ink);
  letter-spacing: -0.01em;
  /* Altura uniforme entre stats vecinos: cada num en 1 línea para que las labels queden alineadas */
  white-space: nowrap;
  min-height: 1.05em;
  display: flex;
  align-items: flex-end;
}
.dark .stat .num, .ink-bg .stat .num, .bg-ink .stat .num, .bg-ink-deep .stat .num, .bg-ink .stat .num, .bg-ink-deep .stat .num { color: var(--sand); }
.sand-bg .stat .num { color: var(--ink); }
.stat .label {
  font-family: var(--display);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-500);
}
.dark .stat .label, .ink-bg .stat .label, .bg-ink .stat .label, .bg-ink-deep .stat .label, .bg-ink .stat .label, .bg-ink-deep .stat .label { color: var(--ink-100); }
.stat .desc {
  margin-top: 12px;
  font-family: var(--text);
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-500);
}
.dark .stat .desc, .ink-bg .stat .desc, .bg-ink .stat .desc, .bg-ink-deep .stat .desc, .bg-ink .stat .desc, .bg-ink-deep .stat .desc { color: var(--ink-100); }

/* ------------------------------------------------------------
   Tarjetas de servicio (grandes, visuales)
   ------------------------------------------------------------ */
.service-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  overflow: hidden;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.service-card:hover { transform: translateY(-4px); }
.service-card .card-img {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--ink);
  border: 2px solid var(--ink-500);
}
.dark .service-card .card-img, .ink-bg .service-card .card-img, .bg-ink .service-card .card-img, .bg-ink-deep .service-card .card-img { border-color: var(--sand-700); }
.sand-bg .service-card .card-img, .bg-sand .service-card .card-img { border-color: var(--ink-700); }
/* Override específico: en #servicios (index), el trazado de las imágenes va en tinta sólida */
#servicios .service-card .card-img { border-color: var(--ink); }
.service-card .card-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  opacity: 1;
}
.service-card:hover .card-img img { transform: scale(1.05); }
.service-card .card-link { transition: gap 0.2s ease-out, color 0.2s ease-out; }
.service-card:hover .card-link { gap: 16px; color: var(--ink); }
.service-card .card-img::after {
  /* Velo muy ligero solo para garantizar legibilidad del label superpuesto */
  content: '';
  position: absolute; inset: 0;
  background: rgba(28, 43, 58, 0.12);
  pointer-events: none;
}
.service-card .card-label {
  position: absolute;
  top: 24px;
  left: 24px;
  font-family: var(--display);
  font-weight: 500;
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--bone);
  padding: 6px 12px;
  background: rgba(28,43,58,0.7);
  z-index: 2;
}
.service-card .card-body {
  padding: 32px 4px 8px;
}
.service-card .card-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(28px, 2.4vw, 36px);
  line-height: 1.1;
  letter-spacing: -0.005em;
  margin-bottom: 14px;
  color: var(--ink);
}
.dark .service-card .card-title, .ink-bg .service-card .card-title, .bg-ink .service-card .card-title, .bg-ink-deep .service-card .card-title, .bg-ink .service-card .card-title, .bg-ink-deep .service-card .card-title { color: var(--bone); }
.service-card .card-desc {
  font-family: var(--text);
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-500);
  margin-bottom: 24px;
}
.dark .service-card .card-desc, .ink-bg .service-card .card-desc, .bg-ink .service-card .card-desc, .bg-ink-deep .service-card .card-desc, .bg-ink .service-card .card-desc, .bg-ink-deep .service-card .card-desc { color: var(--ink-100); }
.service-card .card-link { align-self: flex-start; }

/* ------------------------------------------------------------
   Pain list (más visual)
   ------------------------------------------------------------ */
.pain-list, .promise-list {
  list-style: none;
  display: grid;
  gap: 0;
}
.pain-list li, .promise-list li {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  font-family: var(--text);
  font-size: clamp(16px, 1.3vw, 18px);
  line-height: 1.5;
  color: var(--ink);
}
.dark .pain-list li, .dark .promise-list li, .bg-ink .pain-list li, .bg-ink-deep .pain-list li, .bg-ink .promise-list li, .bg-ink-deep .promise-list li
.ink-bg .pain-list li, .ink-bg .promise-list li, .bg-ink .pain-list li, .bg-ink-deep .pain-list li, .bg-ink .promise-list li, .bg-ink-deep .promise-list li {
  border-bottom-color: var(--ink-500); color: var(--bone);
}
.sand-bg .pain-list li, .sand-bg .promise-list li {
  border-bottom-color: var(--sand-700); color: var(--ink);
}
.pain-list .marker, .promise-list .marker {
  flex-shrink: 0;
  width: 32px;
  font-family: var(--display);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--sand-700);
  padding-top: 4px;
  font-variant-numeric: tabular-nums;
}
.dark .pain-list .marker, .dark .promise-list .marker, .bg-ink .pain-list .marker, .bg-ink-deep .pain-list .marker, .bg-ink .promise-list .marker, .bg-ink-deep .promise-list .marker
.ink-bg .pain-list .marker, .ink-bg .promise-list .marker, .bg-ink .pain-list .marker, .bg-ink-deep .pain-list .marker, .bg-ink .promise-list .marker, .bg-ink-deep .promise-list .marker { color: var(--sand); }

/* ------------------------------------------------------------
   Tabla de specs
   ------------------------------------------------------------ */
table.specs {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--text);
}
table.specs td {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  font-size: 15px;
  line-height: 1.55;
}
table.specs td.k {
  width: 38%;
  font-family: var(--display);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-500);
  padding-top: 20px;
}
.dark table.specs td, .ink-bg table.specs td, .bg-ink table.specs td, .bg-ink-deep table.specs td, .bg-ink table.specs td, .bg-ink-deep table.specs td { border-bottom-color: var(--ink-500); color: var(--bone); }
.dark table.specs td.k, .ink-bg table.specs td.k, .bg-ink table.specs td.k, .bg-ink-deep table.specs td.k, .bg-ink table.specs td.k, .bg-ink-deep table.specs td.k { color: var(--ink-100); }

/* ------------------------------------------------------------
   Método · pasos
   ------------------------------------------------------------ */
.steps { display: grid; gap: 0; }
.step {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 24px;
  padding: 32px 0;
  border-top: 1px solid var(--line);
}
.step:last-child { border-bottom: 1px solid var(--line); }
.dark .step, .ink-bg .step, .bg-ink .step, .bg-ink-deep .step, .bg-ink .step, .bg-ink-deep .step
.dark .step:last-child, .ink-bg .step:last-child, .bg-ink .step:last-child, .bg-ink-deep .step:last-child, .bg-ink .step:last-child, .bg-ink-deep .step:last-child { border-color: var(--ink-500); }
@media (min-width: 768px) {
  .step { grid-template-columns: 80px 1fr 1.2fr; gap: 48px; padding: 40px 0; }
}
.step .num {
  font-family: var(--display);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--sand-700);
  font-variant-numeric: tabular-nums;
  padding-top: 10px;
}
.dark .step .num, .ink-bg .step .num, .bg-ink .step .num, .bg-ink-deep .step .num, .bg-ink .step .num, .bg-ink-deep .step .num { color: var(--sand); }
.step .title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(24px, 2vw, 32px);
  line-height: 1.18;
  color: var(--ink);
}
.dark .step .title, .ink-bg .step .title, .bg-ink .step .title, .bg-ink-deep .step .title, .bg-ink .step .title, .bg-ink-deep .step .title { color: var(--bone); }
.step .desc {
  font-family: var(--text);
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-500);
}
.dark .step .desc, .ink-bg .step .desc, .bg-ink .step .desc, .bg-ink-deep .step .desc, .bg-ink .step .desc, .bg-ink-deep .step .desc { color: var(--ink-100); }

/* Vision list — declaraciones numeradas con regla fina (Sobre) */
.vision-list { display: grid; gap: 0; }
.vision-item {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 24px;
  padding: 24px 0;
  border-top: 1px solid var(--line);
  align-items: baseline;
}
.vision-item:first-child { border-top: none; padding-top: 0; }
.vision-item:last-child { padding-bottom: 0; }
.vision-num {
  font-family: var(--display);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.32em;
  color: var(--sand-700);
  text-transform: uppercase;
  font-variant-numeric: tabular-nums;
  padding-top: 4px;
}
.vision-text {
  font-family: var(--text);
  font-size: 16px;
  line-height: 1.62;
  color: var(--ink-500);
  margin: 0;
  max-width: 56ch;
}
.vision-text strong {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(22px, 1.8vw, 28px);
  line-height: 1.2;
  letter-spacing: -0.005em;
  color: var(--ink);
  display: block;
  margin-bottom: 10px;
}

/* ------------------------------------------------------------
   Value card / feature card (con icono)
   ------------------------------------------------------------ */
.value-card {
  padding: 40px 36px;
  background: var(--paper);
  border: 1px solid var(--line);
  height: 100%;
  position: relative;
  transition: border-color 0.2s ease, transform 0.3s ease;
}
.value-card:hover { border-color: var(--ink); transform: translateY(-2px); }

/* Variante clicable de value-card: toda la card linkea + hover con escala y sombra */
a.value-card,
.value-card.value-card-cta {
  text-decoration: none;
  cursor: pointer;
  transition:
    transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1),
    border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
a.value-card:hover,
.value-card.value-card-cta:hover {
  transform: translateY(-6px) scale(1.015);
  box-shadow: 0 24px 56px rgba(28, 43, 58, 0.22);
}
/* El botón nested dentro de la value-card-cta es solo decorativo: heredamos
   el hover del padre, no el suyo propio. */
a.value-card .btn,
.value-card.value-card-cta .btn { pointer-events: none; }
.dark .value-card, .ink-bg .value-card, .bg-ink .value-card, .bg-ink-deep .value-card, .bg-ink .value-card, .bg-ink-deep .value-card { background: var(--ink-900); border-color: var(--ink-500); }
.sand-bg .value-card { background: var(--sand-100); border-color: var(--sand-700); }
.value-card .icon {
  width: 40px; height: 40px;
  margin-bottom: 28px;
  stroke: var(--ink);
  stroke-width: 1.5;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
@media (hover: hover) and (pointer: fine) {
  .value-card:hover .icon { transform: scale(1.12) rotate(-6deg); }
}
.dark .value-card .icon, .ink-bg .value-card .icon, .bg-ink .value-card .icon, .bg-ink-deep .value-card .icon, .bg-ink .value-card .icon, .bg-ink-deep .value-card .icon { stroke: var(--sand); }
.value-card .num {
  font-family: var(--display);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--sand-700);
  margin-bottom: 24px;
  font-variant-numeric: tabular-nums;
}
.dark .value-card .num, .ink-bg .value-card .num, .bg-ink .value-card .num, .bg-ink-deep .value-card .num, .bg-ink .value-card .num, .bg-ink-deep .value-card .num { color: var(--sand); }
.value-card .title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(24px, 2vw, 30px);
  line-height: 1.18;
  margin-bottom: 14px;
  color: var(--ink);
}
.dark .value-card .title, .ink-bg .value-card .title, .bg-ink .value-card .title, .bg-ink-deep .value-card .title, .bg-ink .value-card .title, .bg-ink-deep .value-card .title { color: var(--bone); }
.value-card .desc {
  font-family: var(--text);
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-500);
}
.dark .value-card .desc, .ink-bg .value-card .desc, .bg-ink .value-card .desc, .bg-ink-deep .value-card .desc, .bg-ink .value-card .desc, .bg-ink-deep .value-card .desc { color: var(--ink-100); }

/* ------------------------------------------------------------
   Callout
   ------------------------------------------------------------ */
.callout {
  padding: 36px 40px;
  border-left: 3px solid var(--ink);
  background: var(--bone-100);
  font-family: var(--serif);
  font-size: clamp(22px, 2.2vw, 30px);
  line-height: 1.32;
  font-weight: 500;
  color: var(--ink);
}
.dark .callout, .ink-bg .callout, .bg-ink .callout, .bg-ink-deep .callout, .bg-ink .callout, .bg-ink-deep .callout {
  background: var(--ink-900);
  border-left-color: var(--sand);
  color: var(--bone);
}
.sand-bg .callout {
  background: var(--sand-100);
  border-left-color: var(--ink);
  color: var(--ink);
}

/* ------------------------------------------------------------
   Imagen velada (placeholders)
   ------------------------------------------------------------ */
.veiled-image {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  border: 2px solid var(--ink-500);
}
.dark .veiled-image, .ink-bg .veiled-image, .bg-ink .veiled-image, .bg-ink-deep .veiled-image { border-color: var(--sand-700); }
.sand-bg .veiled-image, .bg-sand .veiled-image { border-color: var(--ink-700); }
.sand-bg .veiled-image { border-color: var(--ink-700); }
.veiled-image img {
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.7;
  filter: grayscale(0.2) contrast(1.05);
}
.veiled-image::after {
  /* Velo de tinta sólido — sin degradado */
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(28, 43, 58, 0.40);
  pointer-events: none;
}
.veiled-image .label {
  position: absolute;
  bottom: 24px;
  left: 24px;
  z-index: 2;
  font-family: var(--display);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--bone);
}

/* Image + text alternated split */
.split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}
@media (min-width: 900px) {
  .split { grid-template-columns: 1fr 1fr; gap: 80px; }
  .split.reverse > :first-child { order: 2; }
}
.split-img {
  position: relative;
  aspect-ratio: 4/5;
  overflow: hidden;
  background: var(--ink);
  border: 2px solid var(--ink-500);
}
.dark .split-img, .ink-bg .split-img, .bg-ink .split-img, .bg-ink-deep .split-img { border-color: var(--sand-700); }
.sand-bg .split-img, .bg-sand .split-img { border-color: var(--ink-700); }
.split-img img {
  position: absolute;
  top: -6%; left: 0;
  width: 100%; height: 112%;
  object-fit: cover;
  filter: grayscale(0.1) contrast(1.05);
}
.split-img .tag {
  position: absolute;
  bottom: 20px; left: 20px;
  padding: 8px 14px;
  background: rgba(28,43,58,0.75);
  color: var(--bone);
  font-family: var(--display);
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

/* ------------------------------------------------------------
   Testimonios
   ------------------------------------------------------------ */
.testimonial-card {
  padding: 44px 40px;
  background: var(--paper);
  border: 1px solid var(--line);
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.dark .testimonial-card, .ink-bg .testimonial-card, .bg-ink .testimonial-card, .bg-ink-deep .testimonial-card, .bg-ink .testimonial-card, .bg-ink-deep .testimonial-card {
  background: var(--ink-900); border-color: var(--ink-500);
}
.sand-bg .testimonial-card {
  background: var(--sand-100); border-color: var(--sand-700);
}
.testimonial-card .quote {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(20px, 1.7vw, 24px);
  line-height: 1.45;
  color: var(--ink);
  font-style: italic;
  flex: 1;
}
.dark .testimonial-card .quote, .ink-bg .testimonial-card .quote, .bg-ink .testimonial-card .quote, .bg-ink-deep .testimonial-card .quote, .bg-ink .testimonial-card .quote, .bg-ink-deep .testimonial-card .quote { color: var(--bone); }
.testimonial-card .quote::before {
  content: '“';
  display: block;
  font-family: var(--serif);
  font-size: 64px;
  line-height: 0.6;
  color: var(--sand-700);
  margin-bottom: 12px;
}
.dark .testimonial-card .quote::before, .ink-bg .testimonial-card .quote::before, .bg-ink .testimonial-card .quote::before, .bg-ink-deep .testimonial-card .quote::before, .bg-ink .testimonial-card .quote::before, .bg-ink-deep .testimonial-card .quote::before { color: var(--sand); }
.testimonial-card .author {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.dark .testimonial-card .author, .ink-bg .testimonial-card .author, .bg-ink .testimonial-card .author, .bg-ink-deep .testimonial-card .author, .bg-ink .testimonial-card .author, .bg-ink-deep .testimonial-card .author { border-top-color: var(--ink-500); }
.sand-bg .testimonial-card .author { border-top-color: var(--sand-700); }
.testimonial-card .name {
  font-family: var(--display);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--ink);
}
.dark .testimonial-card .name, .ink-bg .testimonial-card .name, .bg-ink .testimonial-card .name, .bg-ink-deep .testimonial-card .name, .bg-ink .testimonial-card .name, .bg-ink-deep .testimonial-card .name { color: var(--bone); }
.testimonial-card .role {
  font-family: var(--display);
  font-weight: 500;
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-500);
}
.dark .testimonial-card .role, .ink-bg .testimonial-card .role, .bg-ink .testimonial-card .role, .bg-ink-deep .testimonial-card .role, .bg-ink .testimonial-card .role, .bg-ink-deep .testimonial-card .role { color: var(--ink-100); }

/* ------------------------------------------------------------
   CTA strip · cierre de página
   ------------------------------------------------------------ */
.cta-strip {
  padding: clamp(80px, 10vw, 140px) 0;
  background: var(--ink);
  color: var(--bone);
  position: relative;
  overflow: hidden;
}
.cta-strip .circle-deco { color: var(--sand); }
.cta-strip .eyebrow { color: var(--sand); }
.cta-strip h2 { margin-bottom: 32px; max-width: 22ch; color: var(--bone); }
.cta-strip .lead { color: var(--ink-100); margin-bottom: 32px; max-width: 56ch; }
/* CTA: apilamos vertical para jerarquía clara — H2 manda, contenido abajo */
.cta-strip .cols-1-2 { grid-template-columns: 1fr; gap: 0; }
.cta-strip .meta {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--ink-500);
  font-family: var(--display);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-100);
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
}
.cta-strip .meta strong {
  display: block;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 18px;
  letter-spacing: 0;
  text-transform: none;
  color: var(--bone);
  margin-top: 6px;
}

/* CTA Strip variante sand */
.cta-strip.sand-bg { background: var(--sand); color: var(--ink); }
.cta-strip.sand-bg .circle-deco { color: var(--ink); }
.cta-strip.sand-bg h2 { color: var(--ink); }
.cta-strip.sand-bg .lead { color: var(--ink-700); }
.cta-strip.sand-bg .eyebrow { color: var(--ink-700); }
.cta-strip.sand-bg .meta { border-top-color: var(--sand-700); color: var(--ink-500); }
.cta-strip.sand-bg .meta strong { color: var(--ink); }
.cta-strip.sand-bg .btn { background: var(--ink); color: var(--bone); border-color: var(--ink); }
.cta-strip.sand-bg .btn:hover { background: transparent; color: var(--ink); }
/* Sobre fondo tinta, el botón va en arena (texto + borde) para que destaque */
.cta-strip:not(.sand-bg) .btn {
  background: transparent;
  color: var(--sand);
  border-color: var(--sand);
}
.cta-strip:not(.sand-bg) .btn:hover {
  background: var(--sand);
  color: var(--ink);
  border-color: var(--sand);
}

/* ------------------------------------------------------------
   Formulario
   ------------------------------------------------------------ */
.form-grid { display: grid; gap: 24px; grid-template-columns: 1fr; }
@media (min-width: 640px) { .form-grid.cols-2-form { grid-template-columns: 1fr 1fr; } }
.field { display: flex; flex-direction: column; gap: 8px; }
.field label {
  font-family: var(--display);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-500);
}
.field input, .field select, .field textarea {
  font-family: var(--text);
  font-size: 16px; /* ≥16px evita zoom automático en iOS */
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--ink-300);
  padding: 14px 0 12px;
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s ease-out;
  width: 100%;
  min-height: 44px; /* ui-ux-pro-max · touch-friendly-input */
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field select:focus, .field textarea:focus { border-bottom-color: var(--ink); }
.field .hint { font-family: var(--text); font-size: 13px; color: var(--ink-300); }

/* Error state inline (ui-ux-pro-max · error-placement, error-clarity) */
.field.has-error input,
.field.has-error select,
.field.has-error textarea { border-bottom-color: var(--signal-error, #8B3A3A); }
.field-error {
  display: none;
  margin-top: 6px;
  font-family: var(--text);
  font-size: 13px;
  line-height: 1.4;
  color: var(--signal-error, #8B3A3A);
}
.field.has-error .field-error { display: block; }
:root { --signal-error: #8B3A3A; }
.field-radio-group { display: grid; gap: 12px; grid-template-columns: 1fr; }
@media (min-width: 640px) { .field-radio-group { grid-template-columns: repeat(3, 1fr); } }
.field-radio { position: relative; }
.field-radio input { position: absolute; opacity: 0; }
.field-radio label {
  display: block;
  border: 1px solid var(--ink-300);
  padding: 16px 18px;
  font-family: var(--display);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-500);
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
}
.field-radio input:checked + label {
  background: var(--ink);
  color: var(--bone);
  border-color: var(--ink);
}
.consent {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-family: var(--text);
  font-size: 13px;
  color: var(--ink-500);
  line-height: 1.55;
}
.consent input { margin-top: 4px; }
.consent a { text-decoration: underline; }

.form-success { display: none; padding: 40px; border: 1px solid var(--ink); background: var(--bone-100); }
.form-success.show { display: block; }
.form-success .h2 { margin-bottom: 16px; }

/* ------------------------------------------------------------
   FAQ
   ------------------------------------------------------------ */
.faq-item { border-top: 1px solid var(--line); padding: 28px 0; }
.faq-item:last-child { border-bottom: 1px solid var(--line); }
.faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  cursor: pointer;
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(20px, 1.8vw, 26px);
  line-height: 1.25;
  color: var(--ink);
}
.faq-q .toggle { flex-shrink: 0; width: 24px; height: 24px; position: relative; }
.faq-q .toggle::before, .faq-q .toggle::after {
  content: ''; position: absolute;
  left: 50%; top: 50%;
  width: 14px; height: 1.5px;
  background: var(--ink);
  transform: translate(-50%, -50%);
  transition: transform 0.25s ease;
}
.faq-q .toggle::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq-item.open .faq-q .toggle::after { transform: translate(-50%, -50%) rotate(0deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, margin-top 0.25s ease;
  font-family: var(--text);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-500);
}
.faq-item.open .faq-a { max-height: 600px; margin-top: 18px; }

/* ------------------------------------------------------------
   Footer
   ------------------------------------------------------------ */
.site-footer {
  background: var(--ink-900);
  color: var(--bone);
  padding: 96px 0 32px;
  position: relative;
  overflow: hidden;
}
.site-footer .foot-grid {
  display: grid;
  gap: 56px;
  grid-template-columns: 1fr;
  margin-bottom: 64px;
  position: relative;
  z-index: 1;
}
@media (min-width: 768px) { .site-footer .foot-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 48px; } }
.site-footer .logo-wordmark {
  font-family: var(--serif);
  font-size: 36px;
  color: var(--bone);
  display: block;
  line-height: 1;
}
/* Filete-guión Variante B (logo.md) — separador entre wordmark y descriptor */
.site-footer .logo-wordmark::after {
  content: "";
  display: block;
  width: 28px;
  height: 1px;
  background: var(--bone);
  margin: 16px 0 14px;
}
.site-footer .footer-tagline {
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1.35;
  color: var(--sand);
  max-width: 28ch;
  font-style: italic;
  font-weight: 400;
}
.foot-col h4 {
  font-family: var(--display);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--sand);
  margin-bottom: 24px;
}
.foot-col ul { list-style: none; display: grid; gap: 12px; }
.foot-col a {
  font-family: var(--text);
  font-size: 14px;
  color: var(--ink-100);
  transition: color 0.2s ease;
}
.foot-col a:hover { color: var(--bone); }
.foot-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--ink-500);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  font-family: var(--text);
  font-size: 12px;
  color: var(--ink-100);
  position: relative;
  z-index: 1;
}
.foot-bottom a:hover { color: var(--sand); }

/* ------------------------------------------------------------
   Marquee / banda corrida
   ------------------------------------------------------------ */
/* ------------------------------------------------------------
   Tagline band · sustituye el marquee animado por banda editorial estática
   ------------------------------------------------------------ */
.tagline-band {
  background: var(--sand);
  color: var(--ink);
  padding: clamp(64px, 8vw, 112px) 0;
  position: relative;
  text-align: center;
  border-top: 1px solid var(--sand-700);
  border-bottom: 1px solid var(--sand-700);
  overflow: hidden;
}
.tagline-band .container { max-width: 980px; position: relative; z-index: 1; }
.tagline-band .ornament-block {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 32px;
}
.tagline-band .ornament-line {
  display: inline-block;
  width: clamp(32px, 5vw, 64px);
  height: 1px;
  background: var(--ink);
}
.tagline-band .ornament-label {
  font-family: var(--display);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--ink-700);
  padding: 0 22px;
}
.tagline-band .tagline-quote {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(28px, 3.8vw, 54px);
  line-height: 1.18;
  letter-spacing: -0.005em;
  color: var(--ink);
  margin: 0 auto;
  max-width: 26ch;
}
.tagline-band .tagline-attr {
  margin-top: 36px;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: var(--serif);
  font-weight: 500;
  font-size: 18px;
  color: var(--ink-700);
  font-feature-settings: "kern" 1;
}
.tagline-band .tagline-attr .reg-mark { color: var(--ink-500); }
.tagline-band .tagline-attr .sep-dot {
  display: inline-block;
  width: 4px; height: 4px;
  background: var(--ink-500);
  border-radius: 50%;
}
.tagline-band .circle-deco { color: var(--ink); opacity: 0.08; }

/* Variante tinta del tagline-band: continúa visualmente la sección anterior si era ink. */
.tagline-band.dark {
  background: var(--ink);
  color: var(--bone);
  border-top-color: var(--ink-500);
  border-bottom-color: var(--ink-500);
}
.tagline-band.dark .ornament-line { background: var(--sand); }
.tagline-band.dark .ornament-label { color: var(--sand); }
.tagline-band.dark .tagline-quote { color: var(--bone); }
.tagline-band.dark .tagline-attr { color: var(--ink-100); }
.tagline-band.dark .tagline-attr .reg-mark { color: var(--sand); }
.tagline-band.dark .tagline-attr .sep-dot { background: var(--sand); }
.tagline-band.dark .circle-deco { color: var(--sand); opacity: 0.08; }
/* Cuando viene tras una sección ink, eliminamos el aire entre ambos bloques. */
.bg-ink + .tagline-band.dark,
.bg-ink-deep + .tagline-band.dark { border-top: none; }

/* Símbolo ® inline en nav y otros lugares */
.reg-mark {
  font-family: var(--display);
  font-size: 0.55em;
  vertical-align: super;
  font-weight: 500;
  margin-left: 1px;
  letter-spacing: 0;
}

/* ------------------------------------------------------------
   Iconos (24x24)
   ------------------------------------------------------------ */
.icon {
  width: 32px; height: 32px;
  stroke: var(--ink);
  stroke-width: 1.5;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

/* ------------------------------------------------------------
   Reveal animations (ui-ux-pro-max · duration-timing 150-300ms, easing)
   ------------------------------------------------------------ */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.in { opacity: 1; transform: translateY(0); }

/* Stagger en hijos directos de grids (50ms entre elementos) */
.grid > .reveal:nth-child(1).in { transition-delay: 0ms; }
.grid > .reveal:nth-child(2).in { transition-delay: 50ms; }
.grid > .reveal:nth-child(3).in { transition-delay: 100ms; }
.grid > .reveal:nth-child(4).in { transition-delay: 150ms; }
.grid > .reveal:nth-child(5).in { transition-delay: 200ms; }
.grid > .reveal:nth-child(6).in { transition-delay: 250ms; }

/* Filetes que se "dibujan" al entrar (rule-section y ornament-line) */
.rule-section.reveal,
.tagline-band .ornament-line.reveal,
.ornament-line.reveal {
  opacity: 1;
  transform: none;
  clip-path: inset(0 100% 0 0);
  transition: clip-path 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}
.rule-section.reveal.in,
.ornament-line.reveal.in { clip-path: inset(0); }

/* Split words — texto que entra subiendo por palabras (stagger 55ms) */
.split-words .word {
  display: inline-block;
  overflow: hidden;
  vertical-align: top;
  padding-bottom: 0.12em;
  line-height: inherit;
}
.split-words .word-inner {
  display: inline-block;
  transform: translateY(110%);
  transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  line-height: 1;
}
.split-words.in .word-inner { transform: translateY(0); }

/* Reveal lateral y scale — para splits y cards destacadas */
.reveal-left {
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity 0.55s cubic-bezier(0.22, 1, 0.36, 1), transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal-right {
  opacity: 0;
  transform: translateX(32px);
  transition: opacity 0.55s cubic-bezier(0.22, 1, 0.36, 1), transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal-scale {
  opacity: 0;
  transform: scale(0.94);
  transition: opacity 0.5s cubic-bezier(0.22, 1, 0.36, 1), transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal-left.in { opacity: 1; transform: translateX(0); }
.reveal-right.in { opacity: 1; transform: translateX(0); }
.reveal-scale.in { opacity: 1; transform: scale(1); }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .reveal-left, .reveal-right, .reveal-scale { opacity: 1; transform: none; transition: none; }
  .split-words .word-inner { transform: none; transition: none; }
  .rule-section.reveal, .ornament-line.reveal { clip-path: none; transition: none; }
  .grid > .reveal:nth-child(n).in { transition-delay: 0ms; }
  html { scroll-behavior: auto; }
  .scroll-indicator { display: none; }
}

/* ------------------------------------------------------------
   Indicador de scroll en heroes (ui-ux-pro-max · content-priority)
   ------------------------------------------------------------ */
.scroll-indicator {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-family: var(--display);
  font-weight: 500;
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--bone);
  opacity: 0.7;
  text-decoration: none;
  transition: opacity 0.2s ease-out;
}
.scroll-indicator:hover { opacity: 1; }
.scroll-indicator .chevron {
  width: 1px;
  height: 32px;
  background: var(--sand);
  position: relative;
  animation: scroll-pulse 2.2s ease-in-out infinite;
}
.scroll-indicator .chevron::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 6px;
  height: 6px;
  border-right: 1px solid var(--sand);
  border-bottom: 1px solid var(--sand);
}
@keyframes scroll-pulse {
  0%, 100% { transform: scaleY(1); transform-origin: top; opacity: 1; }
  50% { transform: scaleY(0.5); transform-origin: top; opacity: 0.5; }
}
@media (prefers-reduced-motion: reduce) {
  .scroll-indicator .chevron { animation: none; }
}

/* Utilidades */
.mt-0  { margin-top: 0; }
.mt-2  { margin-top: 16px; }
.mt-4  { margin-top: 32px; }
.mt-6  { margin-top: 48px; }
.mt-8  { margin-top: 64px; }
.mb-2  { margin-bottom: 16px; }
.mb-4  { margin-bottom: 32px; }
.mb-6  { margin-bottom: 48px; }
.max-w-prose { max-width: 60ch; }
.text-center { text-align: center; }
.relative { position: relative; }

/* ============================================================
   V4 inspirations (mantenemos esquinas cuadradas y botones rect)
   ============================================================ */

/* ---- Split-frame · "Un solo interlocutor" (capt.1 V4 → V3) ---- */
.split-frame {
  display: grid;
  grid-template-columns: 1fr;
  background: var(--paper);
  border: 1px solid var(--line);
  overflow: hidden;
  position: relative;
}
.split-frame.reverse > .split-frame-img { order: -1; }
@media (min-width: 900px) {
  .split-frame { grid-template-columns: 1.05fr 1fr; min-height: 560px; }
  .split-frame.reverse { grid-template-columns: 1fr 1.05fr; }
  .split-frame.reverse > .split-frame-img { order: 2; }
}
.split-frame-img {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  min-height: 360px;
}
.split-frame-img img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.split-frame-body {
  padding: clamp(36px, 5vw, 72px);
  display: flex; flex-direction: column;
  justify-content: center;
  gap: 18px;
}
.split-frame-body .eyebrow { margin-bottom: 4px; }
.split-frame-body h2 { max-width: 14ch; }
.split-frame-body .rule-section { margin: 4px 0 8px; }
.split-frame-body p { max-width: 44ch; }
.split-frame-body .cta-row { margin-top: 16px; display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.sand-bg .split-frame, .bg-sand .split-frame { background: var(--sand-100); border-color: var(--sand-700); }

/* Variante recuadro arena (.split-frame.sand) */
.split-frame.sand { background: var(--sand-100); border-color: var(--sand-700); }
.split-frame.sand h2 { color: var(--ink); }
.split-frame.sand p,
.split-frame.sand .lead { color: var(--ink-700); }
.split-frame.sand .eyebrow { color: var(--ink-700); }
.split-frame.sand .rule-section { background: var(--ink); }
.split-frame.sand .pain-list .marker,
.split-frame.sand .promise-list .marker { color: var(--ink-700); }
.split-frame.sand .pain-list li,
.split-frame.sand .promise-list li { color: var(--ink-700); border-color: var(--sand-700); }

/* Variante recuadro tinta (.split-frame.dark o dentro de .bg-ink/.dark) */
.split-frame.dark,
.bg-ink .split-frame,
.dark .split-frame { background: var(--ink); border-color: var(--ink-500); color: var(--bone); }
.split-frame.dark h2,
.bg-ink .split-frame h2,
.dark .split-frame h2 { color: var(--bone); }
.split-frame.dark p,
.bg-ink .split-frame p,
.dark .split-frame p { color: var(--ink-100); }
.split-frame.dark .eyebrow,
.bg-ink .split-frame .eyebrow,
.dark .split-frame .eyebrow { color: var(--sand); }
.split-frame.dark .rule-section,
.bg-ink .split-frame .rule-section,
.dark .split-frame .rule-section { background: var(--sand); }
.split-frame.dark .btn,
.bg-ink .split-frame .btn,
.dark .split-frame .btn { background: var(--sand); color: var(--ink); border-color: var(--sand); }
.split-frame.dark .btn:hover,
.bg-ink .split-frame .btn:hover,
.dark .split-frame .btn:hover { background: var(--bone); color: var(--ink); border-color: var(--bone); }

/* ---- Service-frame · cards rectangulares para "Tres servicios" (capt.2 V4 → V3) ---- */
.service-frame {
  display: flex;
  flex-direction: column;
  background: var(--paper);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
  color: inherit;
  min-height: 100%;
}
.service-frame:hover {
  transform: translateY(-6px);
  border-color: var(--ink);
  box-shadow: 0 24px 48px rgba(28, 43, 58, 0.10);
}
.service-frame .frame-img {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--ink);
}
.service-frame .frame-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.service-frame:hover .frame-img img { transform: scale(1.06); }
.service-frame .frame-body {
  padding: clamp(28px, 3vw, 40px);
  display: flex; flex-direction: column;
  gap: 14px;
  flex: 1;
}
.service-frame .frame-label {
  font-family: var(--display);
  font-weight: 500;
  font-size: 10px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--sand-700);
}
.service-frame .frame-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(24px, 2.2vw, 32px);
  line-height: 1.12;
  letter-spacing: -0.005em;
  color: var(--ink);
}
.service-frame .frame-desc {
  font-family: var(--text);
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-500);
  margin-bottom: 4px;
}
.service-frame .frame-link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--display);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink);
  transition: gap 0.25s ease-out;
}
.service-frame:hover .frame-link { gap: 14px; }
.service-frame .frame-link .arrow {
  width: 18px; height: 1px;
  background: currentColor;
  position: relative;
}
.service-frame .frame-link .arrow::after {
  content: ""; position: absolute;
  right: 0; top: -3px;
  width: 7px; height: 7px;
  border-top: 1px solid currentColor;
  border-right: 1px solid currentColor;
  transform: rotate(45deg);
}
.bg-ink .service-frame, .dark .service-frame {
  background: var(--ink-900);
  border-color: var(--ink-500);
}
.bg-ink .service-frame:hover, .dark .service-frame:hover {
  border-color: var(--sand);
}
.bg-ink .service-frame .frame-title, .dark .service-frame .frame-title { color: var(--bone); }
.bg-ink .service-frame .frame-desc, .dark .service-frame .frame-desc { color: var(--ink-100); }
.bg-ink .service-frame .frame-label, .dark .service-frame .frame-label { color: var(--sand); }
.bg-ink .service-frame .frame-link, .dark .service-frame .frame-link { color: var(--bone); }

/* ---- Floating sections sobre un único fondo (sin transición) ---- */
/* Las secciones .bg-floating son transparentes y dejan ver el body bg,
   creando el efecto de cards/secciones "flotando" sobre un fondo único.   */
body { background: var(--bone-100); }
section.bg-floating { background: transparent !important; }
section.bg-floating > .container { position: relative; z-index: 1; }

/* Cuando dos secciones floating son consecutivas (mismo color de fondo),
   reducimos el padding entre ambas para que el aire vacío no se lea como
   "espacio sin propósito". El corte entre secciones se marca por contenido,
   no por color. */
.bg-floating + .bg-floating { padding-top: clamp(28px, 3.5vw, 56px); }
.bg-floating:has(+ .bg-floating) { padding-bottom: clamp(28px, 3.5vw, 56px); }

/* Misma regla para secciones consecutivas en tinta (bg-ink/ink-deep + tagline.dark). */
.bg-ink + .tagline-band.dark,
.bg-ink-deep + .tagline-band.dark { padding-top: clamp(28px, 4vw, 64px); }
.bg-ink:has(+ .tagline-band.dark),
.bg-ink-deep:has(+ .tagline-band.dark) { padding-bottom: clamp(28px, 4vw, 64px); }

/* Card neutro reutilizable (cuando una sección flotante necesita su propia tarjeta) */
.frame-card {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: clamp(36px, 5vw, 80px);
}
.bg-ink .frame-card, .dark .frame-card { background: var(--ink-900); border-color: var(--ink-500); }
.sand-bg .frame-card, .bg-sand .frame-card { background: var(--sand-100); border-color: var(--sand-700); }