@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;600;700;800&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@500&display=swap');

/* -------- Tokens -------- */
:root {
  --bg: #070a13;
  --bg-elevated: #0c1120;
  --bg-card: #10162b;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --ink: #eef1f7;
  --ink-muted: #a6aec2;
  --ink-faint: #7a8296;
  --silver: #cdd3e0;
  --blue: #2f7fe0;
  --blue-light: #5aa4ff;
  --blue-deep: #123a73;
  --gradient-metal: linear-gradient(180deg, #f2f4f8 0%, #c7cdda 45%, #8891a6 100%);
  /* Contraste AA verificado: blanco sobre el punto más claro (#2971ca) da 4.87:1. */
  --gradient-blue: linear-gradient(135deg, #2971ca 0%, #1f59a4 50%, #123a73 100%);
  --font-display: 'Sora', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Consolas', monospace;
  --max-w: 1120px;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-card: 0 20px 40px -20px rgba(0, 0, 0, 0.6);
  /* Papel del cuestionario (libro) */
  --paper: #fbf8f1;
  --paper-ink: #1f2433;
  --paper-ink-soft: #5c6273;
  --paper-line: #d6cebd;
  --paper-accent: #1f59a4;
}

/* -------- Reset -------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { overflow-x: hidden; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--font-display); margin: 0 0 0.5em; line-height: 1.15; }
p { margin: 0 0 1em; color: var(--ink-muted); }
ul { margin: 0; padding: 0; list-style: none; }
button { font: inherit; cursor: pointer; }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.section-eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-light);
  margin-bottom: 12px;
}

.section-heading {
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  color: var(--ink);
}

.section-sub {
  max-width: 640px;
  color: var(--ink-muted);
  font-size: 1.05rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn-primary {
  background: var(--gradient-blue);
  color: #fff;
  box-shadow: 0 12px 24px -10px rgba(47, 127, 224, 0.55);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 30px -10px rgba(47, 127, 224, 0.7); }
.btn-secondary {
  background: transparent;
  color: var(--ink);
  border-color: var(--border-strong);
}
.btn-secondary:hover { border-color: var(--blue-light); color: var(--blue-light); }

/* -------- Background circuit texture -------- */
.circuit-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(47, 127, 224, 0.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(47, 127, 224, 0.16) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 40%, transparent 85%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 40%, transparent 85%);
}

/* -------- Skip link -------- */
.skip-link {
  position: absolute;
  top: -48px;
  left: 12px;
  z-index: 100;
  background: var(--bg-elevated);
  color: var(--ink);
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  transition: top 0.2s ease;
}
.skip-link:focus {
  top: 12px;
  outline: 2px solid var(--blue-light);
  outline-offset: 2px;
}

/* -------- Header -------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7, 10, 19, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background-image: url('../img/logo.webp');
  background-size: 230% auto;
  background-position: 50% 32%;
  background-repeat: no-repeat;
  border: 1px solid var(--border-strong);
  flex-shrink: 0;
}
.brand-word {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  color: var(--ink);
  white-space: nowrap;
}
.brand-word small {
  display: block;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  color: var(--blue-light);
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.main-nav a {
  font-size: 0.94rem;
  color: var(--ink-muted);
  transition: color 0.15s ease;
}
.main-nav a:hover { color: var(--ink); }
.main-nav .btn { margin-left: 8px; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  color: var(--ink);
}
.nav-toggle svg { width: 20px; height: 20px; }

/* -------- Hero -------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 88px 0 96px;
  text-align: center;
}
.hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.hero-logo {
  width: 168px;
  height: 168px;
  margin-bottom: 28px;
  filter: drop-shadow(0 18px 40px rgba(47, 127, 224, 0.25));
}
.hero h1 {
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  max-width: 820px;
  background: var(--gradient-metal);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  max-width: 620px;
  font-size: 1.12rem;
  color: var(--ink-muted);
  margin-bottom: 34px;
}
.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 40px;
}
.trust-strip {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.trust-tagline {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--ink-faint);
}
.trust-pills {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}
.trust-pill {
  padding: 7px 16px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  font-size: 0.82rem;
  color: var(--silver);
  background: var(--bg-elevated);
}

/* -------- Services -------- */
.services {
  padding: 96px 0;
  position: relative;
}
.services-header { text-align: center; margin-bottom: 52px; }
.services-header .section-sub { margin: 0 auto; }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow-card);
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.service-card:hover {
  border-color: rgba(90, 164, 255, 0.4);
  transform: translateY(-4px);
}
.service-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--gradient-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.service-icon svg { width: 26px; height: 26px; stroke: #fff; }
.service-card h3 { font-size: 1.2rem; color: var(--ink); }
.service-card p { margin: 0; font-size: 0.98rem; }
.service-link { display: inline-block; margin-top: 16px; color: var(--blue-light); font-weight: 600; font-size: 0.95rem; }
.service-link:hover { color: var(--ink); }

/* -------- Showcase (ejemplo de página web) -------- */
/* --grow (0–1) lo fija main.js según el avance del scroll: la tarjeta crece al
   entrar en pantalla. --preview-scale/--preview-shift ajustan el iframe (que se
   renderiza a 1280px de ancho) al tamaño de la tarjeta y cuánto se desplaza al
   pasar el cursor para "recorrer" la maqueta. */
.showcase {
  padding: 32px 0 110px;
  --grow: 1;
}
.showcase-header { text-align: center; margin-bottom: 44px; }
.showcase-header .section-sub { margin: 0 auto; }
.benefits {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin: 8px 0 24px;
}
.benefits li {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid rgba(90, 164, 255, 0.35);
  background: var(--bg-card);
  color: var(--silver);
  font-size: 0.95rem;
  font-weight: 500;
}
.benefits svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  fill: none;
  stroke: var(--blue-light);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.showcase-card {
  --preview-scale: 0.7;
  --preview-shift: 0px;
  display: block;
  max-width: 60%;
  margin: 0 auto;
  border-radius: var(--radius);
  border: 1px solid var(--border-strong);
  background: var(--bg-card);
  box-shadow: 0 40px 80px -40px rgba(47, 127, 224, 0.45), var(--shadow-card);
  overflow: hidden;
  transform: scale(calc(0.78 + 0.22 * var(--grow)));
  opacity: calc(0.35 + 0.65 * var(--grow));
  transform-origin: 50% 0;
  transition: box-shadow 0.3s ease, border-color 0.3s ease, transform 0.5s ease-out, opacity 0.5s ease-out;
}
.showcase-card:hover,
.showcase-card:focus-visible {
  border-color: rgba(90, 164, 255, 0.55);
  box-shadow: 0 50px 100px -40px rgba(47, 127, 224, 0.7), var(--shadow-card);
}
.showcase-card:focus-visible { outline: 2px solid var(--blue-light); outline-offset: 4px; }
.showcase-chrome {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 16px;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
}
.chrome-dots { display: flex; gap: 6px; }
.chrome-dots i { width: 11px; height: 11px; border-radius: 50%; background: var(--border-strong); }
.chrome-url {
  flex: 1;
  max-width: 360px;
  margin: 0 auto;
  padding: 5px 14px;
  border-radius: 999px;
  background: var(--bg);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-faint);
  text-align: center;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.showcase-screen {
  position: relative;
  display: block;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #f6fafa;
}
.showcase-iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 1280px;
  height: 3600px;
  border: 0;
  pointer-events: none;
  transform-origin: 0 0;
  will-change: transform;
  transform: translateY(0) scale(var(--preview-scale));
  transition: transform 1.2s ease;
}
.showcase-card:hover .showcase-iframe,
.showcase-card:focus-visible .showcase-iframe {
  transform: translateY(var(--preview-shift)) scale(var(--preview-scale));
  transition: transform 24s cubic-bezier(0.45, 0, 0.55, 1);
}
.showcase-cta {
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 16px;
  font-weight: 600;
  color: var(--blue-light);
  border-top: 1px solid var(--border);
  transition: color 0.15s ease, background 0.15s ease;
}
.showcase-card:hover .showcase-cta { color: #fff; background: var(--gradient-blue); }

/* -------- Invitación al cuestionario (debajo de la maqueta) -------- */
.brief {
  max-width: 60%;
  margin: 56px auto 0;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 36px;
  align-items: center;
  padding: 28px 32px;
  border: 1px dashed rgba(90, 164, 255, 0.35);
  border-radius: var(--radius);
  background: var(--bg-elevated);
}
.brief-copy h3 { font-size: 1.25rem; color: var(--ink); }
.brief-copy p { margin: 0; font-size: 0.98rem; }
.brief-book {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  background: none;
  border: 0;
  padding: 6px;
  color: var(--blue-light);
  font-size: 0.86rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
}
.brief-book:focus-visible { outline: 2px solid var(--blue-light); outline-offset: 4px; }
.mini-book {
  position: relative;
  width: 118px;
  height: 156px;
  perspective: 700px;
}
.mini-pages {
  position: absolute;
  inset: 4px 0 4px 6px;
  border-radius: 3px 8px 8px 3px;
  background: repeating-linear-gradient(0deg, var(--paper) 0 3px, var(--paper-line) 3px 4px);
  box-shadow: 0 18px 30px -12px rgba(0, 0, 0, 0.7);
}
.mini-cover {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px;
  border-radius: 4px 10px 10px 4px;
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.35) 0 7px, transparent 7px 10px),
    linear-gradient(160deg, #1a2748 0%, var(--bg-card) 55%, #060913 100%);
  border: 1px solid var(--border-strong);
  transform-origin: 0 50%;
  transform: rotateY(-8deg);
  transition: transform 0.45s ease;
}
.brief-book:hover .mini-cover,
.brief-book:focus-visible .mini-cover { transform: rotateY(-38deg); }
.mini-mark {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background-image: url('../img/logo.webp');
  background-size: 230% auto;
  background-position: 50% 32%;
  background-repeat: no-repeat;
}
.mini-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.86rem;
  background: var(--gradient-metal);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.mini-sub {
  font-family: var(--font-mono);
  font-size: 0.56rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue-light);
}
.brief-book:hover .brief-book-label { color: var(--ink); }

/* -------- Libro del cuestionario -------- */
/* main.js reparte las <article> de .book-source en las dos ranuras (izquierda/derecha).
   Para dar vuelta a la hoja crea un .book-leaf temporal con el frente y el reverso. */
/* Cada página mide siempre 440×610 (como una hoja real) y el libro completo se escala
   con --book-scale (lo calcula main.js) para caber en la pantalla sin scroll. */
.book-dialog {
  --page-w: 440px;
  --page-h: 610px;
  --book-w: calc(var(--page-w) * 2);
  --book-scale: 1;
  width: 100vw;
  height: 100vh;
  max-width: 100vw;
  max-height: 100vh;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--paper-ink);
  overflow: hidden;
}
.book-dialog[open] {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 22px;
}
.book-dialog::backdrop {
  background: rgba(3, 5, 10, 0.82);
  backdrop-filter: blur(4px);
}
.book-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  background: var(--bg-card);
  color: var(--ink);
  z-index: 5;
}
.book-close svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
.book-close:hover { border-color: var(--blue-light); }

.book-fit {
  width: calc(var(--book-w) * var(--book-scale));
  height: calc(var(--page-h) * var(--book-scale));
}
.book-scale {
  width: var(--book-w);
  height: var(--page-h);
  transform: scale(var(--book-scale));
  transform-origin: 0 0;
}
.book {
  position: relative;
  width: var(--book-w);
  height: var(--page-h);
  perspective: 2600px;
  transform: translateX(-25%);
  transition: transform 0.9s cubic-bezier(0.3, 0.7, 0.3, 1);
}
.book.is-open { transform: none; }

.book-page {
  position: absolute;
  top: 0;
  width: 50%;
  height: 100%;
  padding: 34px 32px 44px;
  overflow-y: auto;
  background: var(--paper);
  color: var(--paper-ink);
  font-size: 0.82rem;
  line-height: 1.45;
}
.book-page.is-left {
  left: 0;
  border-radius: 12px 2px 2px 12px;
  background: linear-gradient(270deg, rgba(0, 0, 0, 0.14) 0, transparent 34px), var(--paper);
}
.book-page.is-right {
  left: 50%;
  border-radius: 2px 12px 12px 2px;
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.14) 0, transparent 34px), var(--paper);
}
.book-slot-left, .book-slot-right { box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.8); }
.book:not(.is-open) .book-slot-left { visibility: hidden; }

.book-cover {
  position: absolute;
  top: 0;
  left: 50%;
  width: 50%;
  height: 100%;
  z-index: 3;
  transform-origin: 0 50%;
  transform-style: preserve-3d;
  transition: transform 1.1s cubic-bezier(0.45, 0.05, 0.3, 1);
}
.book.is-open .book-cover { transform: rotateY(-180deg); }
.book-cover.is-gone { visibility: hidden; }
.cover-face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}
.cover-front {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 40px;
  text-align: center;
  border-radius: 4px 14px 14px 4px;
  border: 1px solid var(--border-strong);
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.4) 0 12px, transparent 12px 18px),
    linear-gradient(160deg, #1a2748 0%, var(--bg-card) 55%, #060913 100%);
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.8);
}
.cover-back { transform: rotateY(180deg); left: 0; width: 100%; }
.cover-mark {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background-image: url('../img/logo.webp');
  background-size: 230% auto;
  background-position: 50% 32%;
  background-repeat: no-repeat;
  border: 1px solid var(--border-strong);
}
.cover-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-light);
}
.cover-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.7rem;
  line-height: 1.15;
  background: var(--gradient-metal);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.cover-sub { font-size: 0.86rem; color: var(--ink-muted); max-width: 240px; }

.book-leaf {
  position: absolute;
  top: 0;
  width: 50%;
  height: 100%;
  z-index: 4;
  transform-style: preserve-3d;
  transition: transform 0.85s cubic-bezier(0.45, 0.05, 0.3, 1);
}
.book-leaf.leaf-right { left: 50%; transform-origin: 0 50%; }
.book-leaf.leaf-left { left: 0; transform-origin: 100% 50%; }
.book-leaf.leaf-right.is-flipped { transform: rotateY(-180deg); }
.book-leaf.leaf-left.is-flipped { transform: rotateY(180deg); }
.book-leaf .book-page {
  left: 0;
  width: 100%;
  overflow: hidden;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}
.book-leaf .leaf-back { transform: rotateY(180deg); }

.book-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  opacity: 0;
  transition: opacity 0.4s ease 0.6s;
}
.book-dialog.is-open .book-nav { opacity: 1; }
.book-nav .btn { padding: 10px 20px; font-size: 0.9rem; }
.book-nav .btn:disabled { opacity: 0.35; cursor: default; transform: none; }
.book-count { font-family: var(--font-mono); font-size: 0.8rem; color: var(--silver); min-width: 150px; text-align: center; }

/* Contenido de las páginas */
.pg-kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--paper-accent);
}
.pg-title { font-family: var(--font-display); font-size: 1.3rem; margin: 4px 0 12px; color: var(--paper-ink); }
.pg-intro { color: var(--paper-ink-soft); font-style: italic; margin: -4px 0 12px; }
.q { margin-bottom: 13px; }
.q-t { display: block; font-weight: 600; }
.q-t em { font-weight: 400; color: var(--paper-ink-soft); }
.hint { display: block; color: var(--paper-ink-soft); font-size: 0.76rem; margin-top: 2px; }
.ln { display: block; height: 1.55em; border-bottom: 1px solid var(--paper-line); }
.ln-n { position: relative; padding-left: 16px; }
.ln-n::before { content: attr(data-n) '.'; position: absolute; left: 0; bottom: 2px; color: var(--paper-ink-soft); }
.q-row { display: grid; grid-template-columns: auto 1fr; gap: 10px; align-items: end; }
.opts { display: flex; flex-wrap: wrap; gap: 4px 14px; margin-top: 5px; }
.opts span { display: inline-flex; align-items: center; gap: 6px; }
.opts span::before {
  content: '';
  width: 11px;
  height: 11px;
  border: 1.5px solid var(--paper-ink-soft);
  border-radius: 3px;
  flex-shrink: 0;
}
.swatches { display: flex; gap: 8px; margin: 6px 0 2px; }
.swatches i { width: 24px; height: 24px; border-radius: 50%; border: 1.5px dashed var(--paper-line); }
.tbl { display: grid; grid-template-columns: 0.8fr 1.2fr; column-gap: 12px; margin-top: 6px; }
.tbl-3 { grid-template-columns: 1fr 1fr 0.9fr; }
.tbl b { font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--paper-ink-soft); font-weight: 600; }
.tbl i { height: 1.7em; border-bottom: 1px solid var(--paper-line); }
.checklist { margin: 4px 0 16px; }
.checklist li { position: relative; padding: 7px 0 7px 26px; border-bottom: 1px solid var(--paper-line); }
.checklist li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 13px;
  height: 13px;
  border: 1.5px solid var(--paper-accent);
  border-radius: 3px;
}
.pg-note { color: var(--paper-ink-soft); font-size: 0.8rem; }
.pg-foot {
  position: absolute;
  bottom: 14px;
  left: 0;
  right: 0;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--paper-ink-soft);
}

/* En pantallas angostas el libro muestra una sola página a la vez. */
@media (max-width: 759px) {
  .book-dialog { --book-w: var(--page-w); }
  .book { transform: none; }
  .book-slot-left { display: none; }
  .book-page.is-right { left: 0; width: 100%; border-radius: 4px 12px 12px 4px; }
  .book-cover { left: 0; width: 100%; }
  .book-count { min-width: 0; font-size: 0.72rem; }
  .book-nav { gap: 10px; }
  .book-nav .btn { padding: 9px 14px; font-size: 0.84rem; }
  .book-slot-right.is-turning { animation: page-in 0.45s ease; }
}
@keyframes page-in {
  from { opacity: 0; transform: translateX(24px); }
  to { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  .book, .book-cover, .book-leaf, .mini-cover { transition: none; }
  .book-slot-right.is-turning { animation: none; }
  .showcase { --grow: 1 !important; }
  .showcase-iframe,
  .showcase-card:hover .showcase-iframe { transition: none; }
}

/* -------- About / pillars -------- */
.about {
  padding: 96px 0;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}
.about-copy .section-sub { max-width: 100%; font-size: 1.05rem; }
.about-link { color: var(--blue-light); text-decoration: underline; text-underline-offset: 2px; }
.about-link:hover { color: var(--blue); }
.pillars {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.pillar {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 18px 20px;
}
.pillar-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(47, 127, 224, 0.15);
  border: 1px solid rgba(90, 164, 255, 0.35);
  color: var(--blue-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.85rem;
}
.pillar p { margin: 0; color: var(--silver); font-size: 0.96rem; }

/* -------- Proyectos -------- */
.projects {
  padding: 96px 0;
}
.projects-header { text-align: center; margin-bottom: 52px; }
.projects-header .section-sub { margin: 0 auto; }
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.project-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.project-card:hover {
  border-color: rgba(90, 164, 255, 0.4);
  transform: translateY(-4px);
}
.project-shot {
  display: block;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.project-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  transition: transform 0.4s ease;
}
.project-card:hover .project-shot img { transform: scale(1.03); }
.project-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 24px 26px 26px;
}
.project-status {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
  border: 1px solid;
}
.project-status.is-live { color: #6fd08c; border-color: rgba(111, 208, 140, 0.4); background: rgba(111, 208, 140, 0.08); }
.project-status.is-dev { color: var(--blue-light); border-color: rgba(90, 164, 255, 0.4); background: rgba(47, 127, 224, 0.1); }
.project-card h3 { font-size: 1.15rem; color: var(--ink); }
.project-card p { font-size: 0.96rem; }
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 18px;
}
.project-tags li {
  font-size: 0.78rem;
  color: var(--silver);
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  padding: 3px 10px;
}
.project-link {
  margin-top: auto;
  color: var(--blue-light);
  font-weight: 600;
  font-size: 0.95rem;
}
.project-link:hover { color: var(--ink); }

/* Trayectoria (dentro de Sobre mí) */
.career-title { font-size: 1.1rem; color: var(--ink); margin-top: 8px; }
.career li {
  position: relative;
  padding: 0 0 12px 22px;
  color: var(--ink-muted);
  font-size: 0.98rem;
}
.career li::before {
  content: '';
  position: absolute;
  left: 2px;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 3px rgba(47, 127, 224, 0.2);
}
.career strong { color: var(--silver); font-weight: 600; }

/* -------- Redes -------- */
.social {
  padding: 96px 0 0;
}
.social-inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 56px;
  align-items: center;
}
.social-buttons { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }
.social-btn { display: inline-flex; align-items: center; gap: 10px; }
.social-btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.reel { margin: 0; justify-self: center; width: 100%; max-width: 300px; }
.reel-video {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 9 / 16;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}
.reel figcaption {
  margin-top: 10px;
  text-align: center;
  font-size: 0.82rem;
  color: var(--ink-faint);
}

/* -------- Páginas internas (paginas-web.html) -------- */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.page-hero { padding: 64px 0 48px; }
.page-hero .hero-ctas { margin-bottom: 0; }
.breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-faint);
  margin-bottom: 20px;
}
.breadcrumb a { color: var(--blue-light); }
.page-section { padding: 88px 0; }
.page-section-alt {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-intro { text-align: center; margin-bottom: 44px; }
.section-intro .section-sub { margin: 0 auto; }
.pkg-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  box-shadow: var(--shadow-card);
}
.pkg-table { width: 100%; min-width: 640px; border-collapse: collapse; font-size: 0.94rem; }
.pkg-table th, .pkg-table td { padding: 12px 16px; border-bottom: 1px solid var(--border); text-align: center; }
.pkg-table tbody tr:last-child th, .pkg-table tbody tr:last-child td { border-bottom: 0; }
.pkg-table tbody th { text-align: left; font-weight: 500; color: var(--silver); }
.pkg-table td { color: var(--ink-muted); }
.pkg-table thead th {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--ink);
  padding: 22px 16px;
}
.pkg-table .is-featured { background: rgba(47, 127, 224, 0.08); }
.pkg-table thead th.is-featured { background: var(--gradient-blue); }
.pkg-table .yes { color: var(--blue-light); font-weight: 600; }
.pkg-table .no { color: var(--ink-faint); }
.pkg-quote {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 20px;
  padding: 20px 24px;
  border: 1px solid rgba(90, 164, 255, 0.35);
  border-radius: var(--radius-sm);
  background: rgba(47, 127, 224, 0.08);
}
.pkg-quote p { margin: 0; max-width: 620px; color: var(--ink-muted); }
.pkg-quote strong { color: var(--ink); }
.pkg-note { max-width: 760px; margin: 20px auto 0; text-align: center; font-size: 0.92rem; color: var(--ink-faint); }
.commitments {
  counter-reset: compromiso;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  padding: 0;
  list-style: none;
}
.commitments li {
  counter-increment: compromiso;
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 22px 22px 22px 64px;
  color: var(--ink-muted);
  font-size: 0.96rem;
}
.commitments li::before {
  content: counter(compromiso);
  position: absolute;
  left: 20px;
  top: 20px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-blue);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}
.commitments strong, .steps strong, .two-col .section-sub strong { color: var(--silver); }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.steps { padding-left: 22px; list-style: decimal; }
.steps li { color: var(--ink-muted); margin-bottom: 12px; padding-left: 4px; }
.steps li::marker { color: var(--blue-light); font-family: var(--font-mono); }
.faq { max-width: 780px; margin: 0 auto; }
.faq details {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}
.faq summary {
  cursor: pointer;
  padding: 18px 22px;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--ink);
}
.faq summary:focus-visible { outline: 2px solid var(--blue-light); outline-offset: 2px; }
.faq details[open] summary { color: var(--blue-light); }
.faq details p { padding: 0 22px 18px; margin: 0; }
.page-cta { padding: 88px 0 110px; text-align: center; }
.page-cta .section-sub { margin: 0 auto 28px; }

/* -------- Contact -------- */
.contact {
  padding: 96px 0 110px;
}
.contact-inner {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
}
.contact-intro .section-sub { font-size: 1.05rem; }
.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow-card);
}
.form-row { margin-bottom: 18px; }
.form-row label {
  display: block;
  font-size: 0.86rem;
  color: var(--ink-muted);
  margin-bottom: 6px;
}
.form-row input,
.form-row textarea {
  width: 100%;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 0.96rem;
}
.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--blue-light);
}
.form-row textarea { resize: vertical; min-height: 120px; }
.form-honeypot { position: absolute; left: -9999px; opacity: 0; }
.form-note {
  font-size: 0.82rem;
  color: var(--ink-faint);
  margin: 14px 0 0;
}
.form-status {
  margin-top: 14px;
  font-size: 0.9rem;
  display: none;
}
.form-status.is-visible { display: block; }
.form-status.is-ok { color: #6fd08c; }
.form-status.is-error { color: #ff8a8a; }

/* -------- Footer -------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--ink-muted);
  font-size: 0.92rem;
}
.footer-mark {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background-image: url('../img/logo.webp');
  background-size: 230% auto;
  background-position: 50% 32%;
  background-repeat: no-repeat;
}
.footer-note {
  font-size: 0.82rem;
  color: var(--ink-faint);
}
.footer-link {
  color: var(--ink-faint);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.footer-link:hover { color: var(--blue-light); }

/* -------- Reveal on scroll -------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
[data-reveal].is-visible { opacity: 1; transform: none; }

/* -------- Responsive -------- */
@media (max-width: 860px) {
  .main-nav { position: fixed; top: 70px; left: 0; right: 0; bottom: 0; background: var(--bg); flex-direction: column; align-items: flex-start; padding: 28px 24px; gap: 22px; transform: translateX(100%); visibility: hidden; transition: transform 0.25s ease, visibility 0s linear 0.25s; overflow-y: auto; }
  .main-nav.is-open { transform: translateX(0); visibility: visible; transition: transform 0.25s ease; }
  .main-nav a { font-size: 1.1rem; }
  .main-nav .btn { margin-left: 0; }
  .nav-toggle { display: flex; }
  .services-grid { grid-template-columns: 1fr; }
  .showcase-card { max-width: 100%; }
  .brief { max-width: 100%; grid-template-columns: 1fr; justify-items: center; text-align: center; padding: 24px 20px; }
  .about-grid { grid-template-columns: 1fr; gap: 36px; }
  .projects-grid { grid-template-columns: 1fr; }
  .social-inner { grid-template-columns: 1fr; gap: 36px; }
  .commitments { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; gap: 40px; }
  .contact-inner { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero { padding: 64px 0 72px; }
  .hero-logo { width: 128px; height: 128px; }
  .services, .projects, .about, .contact { padding: 64px 0; }
  .social { padding: 64px 0 0; }
  .project-body { padding: 20px; }
  .page-section { padding: 64px 0; }
  .page-cta { padding: 64px 0 80px; }
  .showcase { padding: 16px 0 72px; }
  .chrome-dots { display: none; }
  .contact-form { padding: 24px; }
}