/* ==========================================================================
   UX PROJECT — estilos globales
   01 Tokens · 02 Base · 03 Tipografía · 04 Layout · 05 Fondo · 06 Botones
   07 Header · 08 Hero · 09 Manifiesto · 10 Pilares · 11 Metodología · 12 FAQ
   13 Cierre · 14 Footer · 15 Scroll y hover · 16 Páginas internas
   17 Responsive · 18 Accesibilidad
   ========================================================================== */


/* 01. TOKENS ============================================================== */
:root {
  --plum-900:    #140A20;
  --plum-800:    #20102F;
  --magenta-500: #A33A6D;
  --rose-300:    #E7A6B6;
  --coral-500:   #D1554A;

  --white: #FFFFFF;
  --ink:   #190D24;
  --lime:  #DCF26B;

  --text-1: rgba(255, 255, 255, 0.98);
  --text-2: rgba(255, 246, 243, 0.78);
  --text-3: rgba(255, 246, 243, 0.55);
  --text-4: rgba(255, 246, 243, 0.38);

  --glass-1:      rgba(255, 255, 255, 0.055);
  --glass-2:      rgba(255, 255, 255, 0.085);
  --glass-line:   rgba(255, 255, 255, 0.14);
  --glass-line-2: rgba(255, 255, 255, 0.07);
  --blur:         blur(22px) saturate(150%);

  --veil-dark:  rgba(16, 7, 26, 0.42);
  --veil-deep:  rgba(13, 5, 21, 0.66);
  --veil-light: rgba(255, 247, 244, 0.93);

  --font-display: "Inter Tight", "Helvetica Neue", Arial, sans-serif;
  --font-body:    "Inter", "Helvetica Neue", Arial, sans-serif;

  --fs-display: clamp(3.4rem, 12vw, 9.5rem);
  --fs-h1:      clamp(2.1rem, 4.6vw, 4.1rem);
  --fs-h2:      clamp(1.9rem, 3.8vw, 3.4rem);
  --fs-h3:      clamp(1.25rem, 1.9vw, 1.65rem);
  --fs-lead:    clamp(1.02rem, 1.25vw, 1.2rem);
  --fs-body:    1rem;
  --fs-sm:      0.875rem;
  --fs-xs:      0.75rem;
  --fs-kicker:  0.688rem;

  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4rem;
  --space-7: 6rem;
  --section-y: clamp(5.5rem, 11vw, 10rem);

  --container: 1240px;
  --gutter:    clamp(1.375rem, 4vw, 3rem);
  --r-pill:    999px;
  --r-lg:      26px;
  --r-md:      16px;
  --r-sm:      10px;

  --ease:      cubic-bezier(0.22, 1, 0.36, 1);
  --ease-soft: cubic-bezier(0.4, 0, 0.2, 1);
  --t-fast:    0.22s;
  --t-mid:     0.45s;
  --t-slow:    0.9s;
}


/* 02. BASE ================================================================ */
*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;   /* compensa el header fijo en anclas */
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--text-2);
  background: var(--plum-800);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  position: relative;
  isolation: isolate;
}

img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
ul, ol { list-style: none; }

::selection { background: var(--rose-300); color: var(--plum-900); }


/* 03. TIPOGRAFÍA ========================================================== */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--text-1);
  font-weight: 600;
  line-height: 1.04;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); letter-spacing: -0.02em; }

p { text-wrap: pretty; }

.lead {
  font-size: var(--fs-lead);
  color: var(--text-3);
  line-height: 1.62;
  max-width: 62ch;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  font-family: var(--font-body);
  font-size: var(--fs-kicker);
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-4);
}
.kicker::before {
  content: "";
  width: 22px;
  height: 1px;
  background: currentColor;
  opacity: 0.6;
}

/* Acento de color: una sola palabra por titular */
.accent {
  background: linear-gradient(100deg, var(--rose-300) 0%, var(--coral-500) 55%, var(--rose-300) 100%);
  background-size: 220% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shimmer 9s var(--ease-soft) infinite;
}
@keyframes shimmer {
  0%, 100% { background-position: 0% 50%; }
  50%      { background-position: 100% 50%; }
}


/* 04. LAYOUT ============================================================== */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container--narrow { max-width: 900px; }

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

.veil-dark { background: var(--veil-dark); }
.veil-deep { background: var(--veil-deep); }

/* Sección clara: redefine los tokens de texto y vidrio para que todos los
   componentes que contiene pasen a tinta oscura sin reglas por componente. */
.veil-light {
  --text-1: var(--ink);
  --text-2: rgba(25, 13, 36, 0.8);
  --text-3: rgba(25, 13, 36, 0.66);
  --text-4: rgba(25, 13, 36, 0.56);
  --glass-1:      rgba(25, 13, 36, 0.035);
  --glass-line:   rgba(25, 13, 36, 0.16);
  --glass-line-2: rgba(25, 13, 36, 0.1);
  background: var(--veil-light);
  color: var(--text-2);
}

.hairline { height: 1px; background: var(--glass-line-2); border: 0; }


/* 05. FONDO AURORA + GRANO ================================================ */
.aurora {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background:
    radial-gradient(60% 55% at 12% 88%, rgba(209, 85, 74, 0.72) 0%, transparent 62%),
    radial-gradient(55% 48% at 42% 72%, rgba(201, 103, 143, 0.60) 0%, transparent 65%),
    radial-gradient(70% 62% at 58% 42%, rgba(163, 58, 109, 0.72) 0%, transparent 68%),
    radial-gradient(58% 55% at 88% 12%, rgba(107, 35, 80, 0.70) 0%, transparent 62%),
    linear-gradient(160deg, var(--plum-800) 0%, var(--plum-900) 55%, #2A1030 100%);
}
.aurora::after {
  content: "";
  position: absolute;
  inset: -20%;
  background:
    radial-gradient(42% 38% at 30% 30%, rgba(231, 166, 182, 0.30) 0%, transparent 60%),
    radial-gradient(38% 34% at 74% 66%, rgba(209, 85, 74, 0.26) 0%, transparent 60%);
  animation: drift 28s var(--ease-soft) infinite alternate;
}
@keyframes drift {
  from { transform: translate3d(-2%, -1%, 0) scale(1); }
  to   { transform: translate3d(3%, 2%, 0) scale(1.08); }
}

.grain {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.4;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)' opacity='0.42'/%3E%3C/svg%3E");
}


/* 06. BOTONES Y ENLACES =================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55em;
  padding: 0.95rem 1.7rem;
  border-radius: var(--r-pill);
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: -0.01em;
  white-space: nowrap;
  transition: transform var(--t-fast) var(--ease),
              box-shadow var(--t-fast) var(--ease),
              background var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease);
}
.btn:hover { transform: translateY(-2px); }

.btn--primary {
  background: var(--plum-900);
  color: var(--white);
  box-shadow: 0 10px 30px rgba(20, 10, 32, 0.38);
}
.btn--primary:hover { box-shadow: 0 16px 40px rgba(20, 10, 32, 0.5); }

.btn--ghost {
  background: var(--glass-1);
  border: 1px solid var(--glass-line);
  color: var(--text-1);
}
.btn--ghost:hover { background: var(--glass-2); border-color: rgba(255, 255, 255, 0.28); }

.btn--lg { padding: 1.15rem 2.1rem; font-size: var(--fs-body); }

/* Botón de dos líneas: acción + estado de disponibilidad */
.btn--stack { gap: 1.1rem; padding-block: 0.85rem; padding-inline: 2rem 1.8rem; }
.btn-stack { display: flex; flex-direction: column; align-items: flex-start; gap: 0.3rem; line-height: 1.2; }
.btn-sub {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.656rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
}

.btn .arrow { transition: transform var(--t-fast) var(--ease); }
.btn:hover .arrow { transform: translateX(3px); }
.btn:hover .arrow--down { transform: translateY(3px); }

.link-line {
  position: relative;
  color: var(--text-1);
  font-weight: 500;
}
.link-line::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-mid) var(--ease);
}
.link-line:hover::after { transform: scaleX(1); }


/* 07. HEADER · NAVEGACIÓN · IDIOMA ======================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding-block: 1.1rem;
  border-bottom: 1px solid transparent;
  transition: background var(--t-mid) var(--ease),
              padding var(--t-mid) var(--ease),
              border-color var(--t-mid) var(--ease);
}
.site-header.is-scrolled {
  padding-block: 0.7rem;
  background: rgba(20, 10, 32, 0.55);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border-bottom-color: var(--glass-line-2);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.logo { display: inline-flex; align-items: center; flex-shrink: 0; }
.logo img { width: auto; height: 19px; }

.nav { display: flex; align-items: center; gap: clamp(1.1rem, 2.2vw, 2.1rem); }
.nav a {
  font-size: var(--fs-sm);
  color: var(--text-3);
  white-space: nowrap;
  transition: color var(--t-fast) var(--ease);
}
.nav a:hover,
.nav a[aria-current="page"] { color: var(--text-1); }

.header-actions { display: flex; align-items: center; gap: 0.75rem; flex-shrink: 0; }

.lang-switch {
  display: inline-flex;
  align-items: center;
  padding: 3px;
  border-radius: var(--r-pill);
  background: var(--glass-1);
  border: 1px solid var(--glass-line);
}
.lang-btn {
  padding: 0.38rem 0.72rem;
  border-radius: var(--r-pill);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-4);
  transition: color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}
.lang-btn:hover { color: var(--text-2); }
.lang-btn[aria-current="page"] { background: var(--white); color: var(--plum-900); }

.burger {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--glass-line);
  background: var(--glass-1);
  place-items: center;
}
.burger span {
  display: block;
  width: 16px;
  height: 1.5px;
  background: var(--text-1);
  transition: transform var(--t-fast) var(--ease), opacity var(--t-fast) var(--ease);
}
.burger span + span { margin-top: 4px; }
.burger.is-open span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 99;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-6) var(--gutter);
  background: rgba(20, 10, 32, 0.82);
  backdrop-filter: blur(30px) saturate(160%);
  -webkit-backdrop-filter: blur(30px) saturate(160%);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--t-mid) var(--ease),
              transform var(--t-mid) var(--ease),
              visibility var(--t-mid);
}
.mobile-nav.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
.mobile-nav a {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 8vw, 2.6rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  color: var(--text-1);
  padding-block: 0.35rem;
}
.mobile-nav .btn { margin-top: var(--space-3); align-self: flex-start; }


/* 08. HERO ================================================================ */
.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-top: clamp(7rem, 14vh, 9rem);
  padding-bottom: 0;
  overflow: hidden;
}
.hero-inner { flex: 1; display: flex; flex-direction: column; justify-content: center; }

.dot {
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime);
  animation: pulse 2.8s var(--ease-soft) infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(220, 242, 107, 0.5); }
  70%  { box-shadow: 0 0 0 8px rgba(220, 242, 107, 0); }
  100% { box-shadow: 0 0 0 0 rgba(220, 242, 107, 0); }
}

.wordmark {
  font-family: var(--font-display);
  font-size: var(--fs-display);
  font-weight: 600;
  line-height: 0.88;
  letter-spacing: -0.055em;
  margin-bottom: clamp(1.5rem, 3vw, 2.4rem);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0 0.28em;
}
/* El relleno amplía el área pintada por background-clip:text para que las
   puntas de la X no se recorten; el margen negativo conserva la maqueta. */
.wordmark-ghost {
  padding: 0.1em 0.08em 0.12em 0;
  margin: -0.1em -0.08em -0.12em 0;
  background: linear-gradient(95deg, rgba(255, 255, 255, 0.5) 0%, rgba(231, 166, 182, 0.72) 40%, rgba(255, 255, 255, 0.34) 100%);
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shimmer 11s var(--ease-soft) infinite;
}
.wordmark-solid {
  color: var(--white);
  text-shadow: 0 2px 40px rgba(255, 255, 255, 0.12);
}

.hero-copy {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: start;
  padding-bottom: clamp(2rem, 5vh, 3.5rem);
}
.hero h1 {
  font-size: clamp(1.35rem, 2.05vw, 1.95rem);
  font-weight: 500;
  line-height: 1.24;
  letter-spacing: -0.025em;
  max-width: 24ch;
}
.hero-side { display: flex; flex-direction: column; align-items: flex-start; gap: var(--space-3); }

.hero-stats {
  border-top: 1px solid var(--glass-line-2);
  background: rgba(255, 255, 255, 0.035);
}
.stats-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) clamp(3rem, 9vw, 7.5rem);
  padding-block: clamp(1.4rem, 3vw, 2.2rem);
}
.stat-n {
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 4.4vw, 3.4rem);
  font-weight: 300;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--text-1);
}
.stat-l {
  margin-top: 0.4rem;
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
  color: var(--text-3);
}


/* 09. MANIFIESTO ========================================================== */
.manifesto-statement {
  font-size: clamp(1.8rem, 4.4vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
  max-width: 18ch;
  margin-block: var(--space-4) var(--space-5);
}
.manifesto-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}
.manifesto-body p + p { margin-top: var(--space-3); }
.manifesto-body strong { color: var(--text-1); font-weight: 600; }
.manifesto-body--spaced { margin-top: var(--space-4); }


/* 10. PILARES ============================================================= */
.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1rem, 1.6vw, 1.4rem);
  margin-top: var(--space-6);
}

.pillar {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: clamp(1.8rem, 2.4vw, 2.4rem);
  border-radius: var(--r-lg);
  background: var(--glass-1);
  border: 1px solid var(--glass-line);
  overflow: hidden;
  transition: transform var(--t-mid) var(--ease),
              background var(--t-mid) var(--ease),
              border-color var(--t-mid) var(--ease);
}
.pillar--flagship::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--rose-300), var(--coral-500), var(--magenta-500));
}

.pillar .pillar-n {
  font-family: var(--font-display);
  font-size: var(--fs-kicker);
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--rose-300);
  opacity: 0.75;
  margin-bottom: var(--space-4);
}
.pillar h3 { margin-bottom: 0.5rem; }
.pillar .pillar-sub {
  font-size: var(--fs-sm);
  color: var(--rose-300);
  opacity: 0.85;
  margin-bottom: var(--space-3);
}
.pillar p { font-size: 0.938rem; color: var(--text-3); line-height: 1.62; }
.pillar .hairline { margin-block: var(--space-4); }

.deliverables { display: flex; flex-direction: column; gap: 0.85rem; }
.deliverables li {
  position: relative;
  padding-left: 1.35rem;
  font-size: 0.906rem;
  color: var(--text-2);
}
.deliverables li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  background: linear-gradient(135deg, var(--rose-300), var(--coral-500));
  transform: rotate(45deg);
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: auto;
  padding-top: var(--space-4);
}
.tag {
  padding: 0.3rem 0.65rem;
  border-radius: var(--r-pill);
  border: 1px solid var(--glass-line-2);
  background: rgba(255, 255, 255, 0.035);
  font-size: 0.688rem;
  letter-spacing: 0.02em;
  color: var(--text-4);
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}


/* 11. METODOLOGÍA ========================================================= */
.steps { margin-top: var(--space-6); border-top: 1px solid var(--glass-line-2); }
.step {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: clamp(4rem, 9vw, 7.5rem) minmax(0, 1fr) minmax(0, 1.15fr);
  gap: clamp(1.2rem, 3vw, 3rem);
  align-items: start;
  padding-block: clamp(2rem, 4vw, 3.2rem);
  border-bottom: 1px solid var(--glass-line-2);
}
/* Resaltado de hover: sobresale del texto por ambos lados, así el contenido
   nunca queda pegado al borde del bloque blanco. */
.step::before {
  content: "";
  position: absolute;
  inset: 0 calc(var(--gutter) * -0.6);
  z-index: -1;
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, 0.6);
  opacity: 0;
  transition: opacity var(--t-mid) var(--ease);
}
.step .step-n {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 300;
  line-height: 0.9;
  letter-spacing: -0.05em;
  color: rgba(25, 13, 36, 0.22);
}
.step h3 { font-size: var(--fs-h3); }
.step p { color: var(--text-3); font-size: 0.97rem; }


/* 12. FAQ ================================================================= */
.faq { margin-top: var(--space-6); border-top: 1px solid var(--glass-line-2); }
.faq-item { border-bottom: 1px solid var(--glass-line-2); }

.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding-block: clamp(1.3rem, 2.4vw, 1.9rem);
  text-align: left;
  font-family: var(--font-display);
  font-size: clamp(1.02rem, 1.7vw, 1.35rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text-1);
  transition: color var(--t-fast) var(--ease);
}
.faq-q:hover { color: var(--rose-300); }

.faq-icon { position: relative; flex: 0 0 auto; width: 16px; height: 16px; }
.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: currentColor;
  transition: transform var(--t-mid) var(--ease);
}
.faq-icon::after { transform: rotate(90deg); }
.faq-q[aria-expanded="true"] .faq-icon::after { transform: rotate(0deg); }

.faq-a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--t-mid) var(--ease);
}
.faq-q[aria-expanded="true"] + .faq-a { grid-template-rows: 1fr; }
.faq-a > div { overflow: hidden; }
.faq-a p {
  max-width: 68ch;
  padding-bottom: clamp(1.3rem, 2.4vw, 1.9rem);
  color: var(--text-3);
}


/* 13. CIERRE ============================================================== */
.closing { text-align: center; }
.closing .kicker { justify-content: center; }
.closing h2 { max-width: 16ch; margin-inline: auto; }
.closing .lead { margin: var(--space-3) auto var(--space-5); }


/* 14. FOOTER ============================================================== */
.site-footer {
  position: relative;
  background: rgba(13, 5, 21, 0.78);
  border-top: 1px solid var(--glass-line-2);
  padding-top: var(--space-7);
  padding-bottom: var(--space-4);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: clamp(2rem, 4vw, 3.5rem);
}
.footer-brand .logo { margin-bottom: var(--space-3); }
.footer-brand .logo img { height: 26px; }
.footer-tagline {
  font-size: var(--fs-kicker);
  font-weight: 600;
  letter-spacing: 0.16em;
  line-height: 1.7;
  text-transform: uppercase;
  color: var(--text-3);
  max-width: 196px;   /* ancho del logo: dos líneas, como en la marca */
}

.footer-title {
  font-size: var(--fs-kicker);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-4);
  margin-bottom: var(--space-3);
}
.footer-list { display: flex; flex-direction: column; gap: 0.7rem; }
.footer-list li { font-size: var(--fs-sm); color: var(--text-3); }
.footer-list a { transition: color var(--t-fast) var(--ease); }
.footer-list a:hover { color: var(--text-1); }

.footer-bottom {
  margin-top: var(--space-6);
  padding-top: var(--space-3);
  border-top: 1px solid var(--glass-line-2);
  font-size: var(--fs-xs);
  color: var(--text-4);
}


/* 15. REVELADO AL SCROLL ================================================== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--t-slow) var(--ease), transform var(--t-slow) var(--ease);
}
.reveal.is-visible { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: 0.1s; }
.reveal-d2 { transition-delay: 0.2s; }
.reveal-d3 { transition-delay: 0.3s; }


/* Hover solo en dispositivos con puntero: en táctil el estado se quedaría
   pegado tras el toque. */
@media (hover: hover) {
  .pillar:hover {
    transform: translateY(-5px);
    background: var(--glass-2);
    border-color: rgba(255, 255, 255, 0.24);
  }
  .pillar:hover .tag { color: var(--text-3); border-color: var(--glass-line); }
  .step:hover::before { opacity: 1; }
  .principle:hover { background: rgba(255, 255, 255, 0.03); }
}


/* 16. PÁGINAS INTERNAS ==================================================== */
.page-hero {
  padding-top: clamp(9rem, 18vh, 12rem);
  padding-bottom: clamp(3rem, 7vw, 5.5rem);
  overflow: hidden;
}
.page-hero h1 {
  font-size: clamp(2.4rem, 6vw, 5rem);
  max-width: 16ch;
  margin-block: var(--space-3) var(--space-4);
}
.page-hero .lead { max-width: 58ch; }

/* Expertise */
.discipline {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(2rem, 5vw, 5rem);
}
.discipline-aside { position: sticky; top: 7rem; align-self: start; }
.discipline-n {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 300;
  line-height: 0.9;
  letter-spacing: -0.05em;
  color: var(--text-4);
  opacity: 0.5;
}
.discipline-aside h2 { margin-block: var(--space-3) 0.4rem; }
.discipline-sub { font-size: var(--fs-sm); color: var(--rose-300); }

.discipline-body > p { font-size: var(--fs-lead); color: var(--text-2); line-height: 1.6; }
.block-title {
  font-size: var(--fs-kicker);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-4);
  margin-block: var(--space-5) var(--space-3);
}

.signals { display: flex; flex-direction: column; gap: 0.85rem; }
.signals li {
  position: relative;
  padding-left: 1.35rem;
  font-size: 0.938rem;
  color: var(--text-3);
}
.signals li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 5px;
  height: 5px;
  border: 1px solid var(--rose-300);
  transform: rotate(45deg);
  opacity: 0.7;
}

/* Manifiesto */
.principles { border-top: 1px solid var(--glass-line-2); margin-top: var(--space-6); }
.principle {
  display: grid;
  grid-template-columns: clamp(3.5rem, 7vw, 6rem) minmax(0, 1fr) minmax(0, 1.3fr);
  gap: clamp(1rem, 3vw, 3rem);
  align-items: start;
  padding-block: clamp(1.8rem, 3.5vw, 2.8rem);
  border-bottom: 1px solid var(--glass-line-2);
  transition: background var(--t-mid) var(--ease);
}
.principle .principle-n {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  font-weight: 300;
  letter-spacing: -0.04em;
  line-height: 1.1;
  color: var(--rose-300);
  opacity: 0.55;
}
.principle h3 { font-size: clamp(1.1rem, 1.7vw, 1.4rem); }
.principle p { font-size: 0.97rem; color: var(--text-3); }

.exclusions { display: flex; flex-direction: column; gap: var(--space-2); margin-top: var(--space-4); }
.exclusions li {
  position: relative;
  padding-left: 2rem;
  font-size: var(--fs-lead);
  color: var(--text-2);
}
.exclusions li::before,
.exclusions li::after {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.72em;
  width: 11px;
  height: 1px;
  background: var(--coral-500);
  opacity: 0.85;
}
.exclusions li::before { transform: rotate(45deg); }
.exclusions li::after  { transform: rotate(-45deg); }

/* Casos de éxito: proyectos */
.case {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
  padding-block: clamp(3rem, 7vw, 5.5rem);
}
.case + .case { border-top: 1px solid var(--glass-line-2); }
.case:first-child { padding-top: 0; }

/* Escenario: navegador de escritorio con el móvil superpuesto */
.case-stage { position: relative; padding: 0 11% 9% 0; }
.case:nth-child(even) { grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); }
.case:nth-child(even) .case-stage { order: 2; padding: 0 0 9% 11%; }

.device {
  position: relative;
  background: var(--plum-900);
  border: 1px solid var(--glass-line);
  box-shadow: 0 28px 70px rgba(8, 3, 14, 0.55);
  overflow: hidden;
}
.device--desktop { border-radius: var(--r-md); }
.device-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 30px;
  padding-inline: 12px;
  border-bottom: 1px solid var(--glass-line-2);
}
.device-bar i { width: 8px; height: 8px; border-radius: 50%; background: var(--glass-line); }
.device-url {
  margin-left: 8px;
  padding: 1px 10px;
  border-radius: var(--r-pill);
  background: var(--glass-1);
  font-size: var(--fs-kicker);
  color: var(--text-4);
}
.device-views { display: flex; gap: 4px; margin-left: 8px; }
.device-view {
  padding: 2px 10px;
  border-radius: var(--r-pill);
  font-size: var(--fs-kicker);
  color: var(--text-4);
  transition: color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}
.device-view:hover { color: var(--text-2); }
.device-view[aria-pressed="true"] { background: var(--glass-2); color: var(--text-1); }

.device-screen { position: relative; display: block; overflow: hidden; aspect-ratio: 16 / 10; }
.device-screen--views img { position: absolute; inset: 0 0 auto; opacity: 0; transition: opacity var(--t-mid) var(--ease); }
.device-screen--views img.is-active { opacity: 1; }
.device-screen img { width: 100%; transition: transform 0.7s var(--ease); }

.device--mobile {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 25%;
  padding: 5px;
  border-radius: 22px;
}
.case:nth-child(even) .device--mobile { right: auto; left: 0; }
.device--mobile .device-screen { aspect-ratio: 9 / 19.5; border-radius: 17px; }

.case-hint {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 0.3rem 0.7rem;
  border-radius: var(--r-pill);
  background: rgba(20, 10, 32, 0.78);
  border: 1px solid var(--glass-line);
  font-size: var(--fs-kicker);
  letter-spacing: 0.08em;
  color: var(--text-2);
  pointer-events: none;
  transition: opacity var(--t-mid) var(--ease);
}
.case-hint--icon { top: 8px; left: 8px; padding: 0.15rem 0.45rem; }
.case.is-touched .case-hint { opacity: 0; }
@media (hover: none) { .case-hint { display: none; } }

/* Recorrido automático en pantallas táctiles (lo activa app.js) */
@keyframes pan {
  0%, 10%   { transform: translateY(0); }
  90%, 100% { transform: translateY(calc(var(--max, 0px) * -1)); }
}
.case-stage.is-auto .device-screen img.is-pannable { animation: pan var(--dur, 12s) var(--ease-soft) infinite alternate; }

/* Ficha del proyecto */
.case-kicker {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.9rem;
  font-size: var(--fs-kicker);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-4);
}
.case-n { font-family: var(--font-display); color: var(--rose-300); }
.case-badge {
  padding: 0.2rem 0.6rem;
  border: 1px solid rgba(231, 166, 182, 0.4);
  border-radius: var(--r-pill);
  color: var(--rose-300);
  letter-spacing: 0.12em;
}
.case-body h2 { font-size: clamp(1.8rem, 3.2vw, 2.6rem); margin-block: var(--space-2) 0.5rem; }
.case-sector { font-size: var(--fs-sm); color: var(--text-3); }
.case-body .tags { padding-top: var(--space-3); }

.case-tabs {
  display: inline-flex;
  margin-top: var(--space-4);
  padding: 3px;
  border-radius: var(--r-pill);
  background: var(--glass-1);
  border: 1px solid var(--glass-line);
}
.case-tab {
  padding: 0.45rem 0.9rem;
  border-radius: var(--r-pill);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--text-3);
  transition: color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}
.case-tab:hover { color: var(--text-1); }
.case-tab[aria-selected="true"] { background: var(--white); color: var(--plum-900); }

/* Los paneles comparten celda: la altura es la del más largo y no hay saltos */
.case-panels { display: grid; margin-top: var(--space-3); }
.case-panel { grid-area: 1 / 1; transition: opacity var(--t-mid) var(--ease); }
.case-panel[hidden] { display: block; visibility: hidden; opacity: 0; }
.case-panel p { font-size: 0.97rem; color: var(--text-2); }

.case-cta { margin-top: var(--space-4); }

/* Casos de éxito: métricas */
.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1rem, 2vw, 1.5rem);
  margin-top: var(--space-6);
}
.metric {
  padding: clamp(1.4rem, 2.2vw, 2rem);
  border-radius: var(--r-md);
  background: var(--glass-1);
  border: 1px solid var(--glass-line-2);
}
.metric h3 { font-size: var(--fs-body); margin-bottom: 0.5rem; }
.metric p { font-size: var(--fs-sm); color: var(--text-3); }

/* Auditoría */
.audit-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}
.audit-panel {
  padding: clamp(1.8rem, 3vw, 2.6rem);
  border-radius: var(--r-lg);
  background: var(--glass-1);
  border: 1px solid var(--glass-line);
}
.audit-panel + .audit-panel { margin-top: var(--space-3); }
.audit-panel h2 { font-size: clamp(1.4rem, 2.2vw, 1.9rem); margin-bottom: var(--space-3); }
.audit-book .lead { margin-top: var(--space-3); }

/* Altura reservada: el layout no salta mientras carga el calendario */
.calendly-embed {
  margin-top: var(--space-4);
  min-height: 700px;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--glass-1);
  border: 1px solid var(--glass-line);
}
.calendly-embed iframe { width: 100%; height: 700px; border: 0; display: block; }

.audit-alt { margin-top: var(--space-3); font-size: var(--fs-sm); color: var(--text-4); }
.audit-alt a { margin-left: 0.4rem; }

.next-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1rem, 2vw, 1.6rem);
  margin-top: var(--space-5);
}
.next-step { padding-top: var(--space-3); border-top: 1px solid var(--glass-line); }
.next-step .next-n {
  font-family: var(--font-display);
  font-size: var(--fs-kicker);
  letter-spacing: 0.2em;
  color: var(--rose-300);
  opacity: 0.7;
  margin-bottom: var(--space-2);
}
.veil-light .next-step .next-n { color: var(--magenta-500); opacity: 1; }
.next-step h3 { font-size: var(--fs-body); margin-bottom: 0.4rem; }
.next-step p { font-size: var(--fs-sm); color: var(--text-3); }


/* 17. RESPONSIVE ========================================================== */
@media (max-width: 1024px) {
  .pillars,
  .manifesto-grid,
  .hero-copy,
  .audit-layout     { grid-template-columns: 1fr; }
  .hero-side        { margin-top: var(--space-2); }
  .discipline       { grid-template-columns: 1fr; gap: var(--space-4); }
  .discipline-aside { position: static; }
  .metrics          { grid-template-columns: repeat(2, 1fr); }
  .footer-grid      { grid-template-columns: 1fr 1fr; }
  .case,
  .case:nth-child(even)               { grid-template-columns: 1fr; }
  .case:nth-child(even) .case-stage   { order: 0; padding: 0 11% 9% 0; }
  .case:nth-child(even) .device--mobile { left: auto; right: 0; }
}

/* El header pasa a hamburguesa antes que el resto del layout: por encima de
   este ancho la navegación cabe siempre en una sola línea. */
@media (max-width: 960px) {
  .nav,
  .header-actions .btn { display: none; }
  .burger { display: grid; }
}

@media (max-width: 768px) {
  .wordmark     { flex-direction: column; gap: 0; line-height: 0.92; }
  .hero         { min-height: auto; padding-top: 7.5rem; }
  .hero-copy    { padding-bottom: var(--space-5); }
  .stats-grid   { display: grid; grid-template-columns: 1fr 1fr; }
  .step         { grid-template-columns: 1fr; gap: var(--space-2); }
  .step .step-n { font-size: 2.2rem; }
  .principle    { grid-template-columns: auto 1fr; gap: var(--space-2) var(--space-3); }
  .principle p  { grid-column: 2; }
  .next-steps,
  .metrics      { grid-template-columns: 1fr; }
  .footer-grid  { grid-template-columns: 1fr; gap: var(--space-5); }
  .case-panel[hidden] { display: none; }
}

/* Botones a todo el ancho; el texto puede partirse para no desbordar en 320px */
@media (max-width: 420px) {
  .btn { width: 100%; white-space: normal; text-align: center; }
  .btn--stack { text-align: left; }
  .case-tabs { display: flex; }
  .case-tab  { flex: 1; padding-inline: 0.4rem; }
}


/* 18. ACCESIBILIDAD ======================================================= */
:focus-visible {
  outline: 2px solid var(--rose-300);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}
.veil-light :focus-visible { outline-color: var(--magenta-500); }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  padding: 0.8rem 1.2rem;
  background: var(--white);
  color: var(--ink);
  border-radius: 0 0 var(--r-sm) 0;
  font-size: var(--fs-sm);
  font-weight: 600;
}
.skip-link:focus { left: 0; }

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}