/* =============================================================
   NUBDIA — hoja de estilos única
   1. Tokens · 2. Reset · 3. Utilidades · 4. Tipografía
   5. Componentes · 6. Secciones · 7. Efectos · 8. Responsive
   9. Reduced-motion
   ============================================================= */

/* =============================================================
   1. TOKENS
   ============================================================= */
:root {
  /* ---------------------------------------------------------------
     NIVEL DE OSCURIDAD — todo se regula desde estas ocho variables.
     Para oscurecer la web otra vez, baja --bg y las dos --surface.
     Valores del nivel anterior, más apagado, por si lo quieres:
       --bg:#0E0C13; --bg-rgb:14,12,19; --bg-soft:#16131D;
       --surface-a:rgba(255,255,255,.070); --surface-b:rgba(255,255,255,.022);
       --line:rgba(244,241,234,.14); --line-soft:rgba(244,241,234,.085);
     --------------------------------------------------------------- */

  /* Superficies */
  --bg:            #15131C;
  --bg-rgb:        21, 19, 28;
  --bg-soft:       #1E1B28;
  --line:          rgba(244,241,234,.19);
  --line-soft:     rgba(244,241,234,.115);
  --line-gold:     rgba(212,175,106,.32);

  /* Relleno de tarjetas y paneles — sube los dos a la vez para
     aclarar o apagar toda la web sin tocar cada componente. */
  --surface-a:     rgba(255,255,255,.095);
  --surface-b:     rgba(255,255,255,.035);

  /* Tinta */
  --ink:           #F6F3ED;
  --ink-dim:       #D5D0C7;
  --muted:         #ADA79E;
  --muted-deep:    #8C867D;

  /* Oro */
  --gold:          #D4AF6A;
  --gold-light:    #F0DAAC;
  --gold-deep:     #9A7534;
  --gold-glow:     rgba(212,175,106,.22);

  /* Tipos */
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --mono:  "JetBrains Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;

  /* Ritmo */
  --wrap: 1240px;
  --gutter: clamp(1.15rem, 4vw, 2.75rem);
  --section-y: clamp(5rem, 11vw, 9.5rem);
  --radius: 18px;
  --radius-lg: 26px;

  /* Easings */
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:     cubic-bezier(0.7, 0, 0.84, 0);
  --ease-soft:   cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* =============================================================
   2. RESET & BASE
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  tab-size: 2;
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
  background: var(--bg);
}

body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-dim);
  background: transparent;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}

img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p  { text-wrap: pretty; }
ul, ol { list-style: none; padding: 0; }
dl, dd { margin: 0; }

::selection { background: var(--gold); color: #14100A; }

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 6px;
}

/* =============================================================
   3. UTILIDADES
   ============================================================= */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.skip-link {
  position: fixed; top: -100px; left: 1rem; z-index: 9999;
  padding: .65rem 1.1rem; border-radius: 10px;
  background: var(--gold); color: #14100A; font-weight: 600;
}
.skip-link:focus { top: 1rem; }

main, .footer { position: relative; z-index: 1; }

/* =============================================================
   4. TIPOGRAFÍA
   ============================================================= */
h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 400;
  color: var(--ink);
  line-height: 1.06;
  letter-spacing: -0.018em;
  text-wrap: balance;
  font-variation-settings: "SOFT" 20, "WONK" 0;
}

.kicker {
  display: inline-flex; align-items: flex-start; gap: .6rem;
  font-family: var(--mono);
  font-size: clamp(.66rem, 1.5vw, .74rem);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.4rem;
}
.kicker-dot {
  width: 6px; height: 6px; margin-top: .48em; border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(212,175,106,.14);
  flex: none;
}

.section-title {
  font-size: clamp(2.05rem, 6.2vw, 3.9rem);
  margin-bottom: 1.15rem;
}
.section-lead {
  max-width: 58ch;
  font-size: clamp(1rem, 2.1vw, 1.12rem);
  color: var(--muted);
}
.section-head { margin-bottom: clamp(2.75rem, 6vw, 4.5rem); }
.section-head--center {
  text-align: center;
  display: flex; flex-direction: column; align-items: center;
}
.section-head--center .section-lead { margin-inline: auto; }

/* =============================================================
   5. COMPONENTES
   ============================================================= */

/* --- Botones --- */
.btn {
  position: relative;
  display: inline-flex; align-items: center; gap: .6rem;
  padding: .85rem 1.5rem;
  border-radius: 999px;
  font-family: var(--sans);
  font-size: .93rem;
  font-weight: 500;
  letter-spacing: .005em;
  white-space: nowrap;
  transition: transform .45s var(--ease-soft), box-shadow .45s var(--ease-soft),
              background-color .4s var(--ease-out), color .4s var(--ease-out),
              border-color .4s var(--ease-out);
}
.btn-arrow { transition: transform .45s var(--ease-out); }
.btn:hover .btn-arrow { transform: translateX(4px); }

.btn-gold {
  color: #16110A;
  background: linear-gradient(135deg, var(--gold-light), var(--gold) 52%, var(--gold-deep));
  box-shadow: 0 6px 20px rgba(212,175,106,.18), inset 0 1px 0 rgba(255,255,255,.35);
  font-weight: 600;
}
.btn-gold:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 44px rgba(212,175,106,.30), inset 0 1px 0 rgba(255,255,255,.45);
}
.btn-gold:active { transform: translateY(-1px); transition-duration: .12s; }

.btn-ghost {
  color: var(--ink);
  border: 1px solid var(--line);
  background: rgba(255,255,255,.045);
}
.btn-ghost:hover {
  border-color: var(--line-gold);
  background: rgba(212,175,106,.07);
  transform: translateY(-3px);
}

.btn-lg { padding: 1rem 1.85rem; font-size: 1rem; }
.btn-xl { padding: 1.15rem 2.25rem; font-size: 1.05rem; }

/* --- Etiquetas / chips --- */
.tag {
  display: inline-flex; align-items: center;
  padding: .26rem .62rem;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: .64rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.tag--real {
  color: var(--gold-light);
  background: rgba(212,175,106,.12);
  border: 1px solid var(--line-gold);
}
.tag--concept {
  color: var(--muted);
  background: rgba(255,255,255,.06);
  border: 1px solid var(--line);
}

.chips { display: flex; flex-wrap: wrap; gap: .5rem; }
.chips li {
  padding: .42rem .85rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: .82rem;
  color: var(--ink-dim);
  background: rgba(255,255,255,.045);
  transition: border-color .4s var(--ease-out), color .4s var(--ease-out),
              background-color .4s var(--ease-out), transform .4s var(--ease-out);
}
.chips li:hover {
  border-color: var(--line-gold);
  color: var(--gold-light);
  background: rgba(212,175,106,.06);
  transform: translateY(-2px);
}
.chips--stack li { font-size: .76rem; padding: .34rem .72rem; color: var(--muted); }

/* --- Marco de captura (mockup navegador) --- */
.shot {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  box-shadow: 0 32px 70px -30px rgba(0,0,0,.85), 0 2px 0 rgba(255,255,255,.05) inset;
}
.shot img { width: 100%; }

.shot-bar {
  display: flex; align-items: center; gap: .4rem;
  padding: .7rem .9rem;
  border-bottom: 1px solid var(--line-soft);
  background: rgba(255,255,255,.045);
}
.shot-bar i {
  width: 9px; height: 9px; border-radius: 50%;
  background: rgba(244,241,234,.16); flex: none;
}
.shot-bar span {
  margin-left: .6rem;
  font-family: var(--mono);
  font-size: .68rem;
  color: var(--muted-deep);
  letter-spacing: .04em;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

/* Marcador de captura pendiente */
.shot--empty {
  border-style: dashed;
  border-color: rgba(212,175,106,.24);
  background:
    radial-gradient(70% 90% at 50% 0%, rgba(212,175,106,.07), transparent 70%),
    var(--bg-soft);
}
.shot-empty-body {
  display: grid; place-items: center; align-content: center;
  gap: .55rem;
  min-height: clamp(190px, 30vw, 300px);
  padding: 2rem 1.25rem;
  text-align: center;
}
.shot-empty-icon {
  width: 34px; height: 34px;
  fill: none; stroke: var(--gold); stroke-width: 1.2;
  stroke-linecap: round; stroke-linejoin: round;
  opacity: .75;
}
.shot-empty-title {
  font-family: var(--mono);
  font-size: .74rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--gold);
}
.shot-empty-hint { font-size: .78rem; color: var(--muted-deep); }
.shot-empty-hint code { font-family: var(--mono); font-size: .74rem; }

/* Texto pendiente de rellenar */
.is-empty {
  color: var(--muted-deep);
  font-style: italic;
}
dd.is-empty {
  display: block;
  padding: .45rem .75rem;
  border: 1px dashed rgba(212,175,106,.22);
  border-radius: 10px;
  background: rgba(212,175,106,.03);
  font-size: .88rem;
}
.case-link.is-empty { border-bottom: 0; }

.note-pending {
  display: inline-flex; align-items: center; gap: .55rem;
  margin-top: 1.4rem;
  padding: .5rem 1rem;
  border: 1px dashed rgba(212,175,106,.28);
  border-radius: 999px;
  font-family: var(--mono);
  font-size: .7rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--gold);
  background: rgba(212,175,106,.04);
}
.note-pending-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--gold); flex: none;
  animation: pendingPulse 2.4s var(--ease-soft) infinite;
}
@keyframes pendingPulse {
  0%,100% { opacity: 1;  box-shadow: 0 0 0 0 rgba(212,175,106,.35); }
  50%     { opacity: .5; box-shadow: 0 0 0 6px rgba(212,175,106,0); }
}

/* =============================================================
   6. SECCIONES
   ============================================================= */

/* --- Barra de progreso --- */
.progress {
  position: fixed; top: 0; left: 0; right: 0; height: 2px;
  z-index: 200; pointer-events: none;
  background: rgba(244,241,234,.05);
}
.progress i {
  display: block; height: 100%; width: 100%;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold), var(--gold-light));
  box-shadow: 0 0 14px rgba(212,175,106,.5);
  /* scaleX en vez de width: animar el ancho obliga a recalcular layout en
     cada fotograma del scroll; una escala la resuelve el compositor. */
  transform: scaleX(0); transform-origin: left center;
  transition: transform .12s linear;
  will-change: transform;
}

/* --- Nav --- */
.nav {
  position: fixed; top: 0; inset-inline: 0; z-index: 100;
  transition: background-color .45s var(--ease-out), backdrop-filter .45s var(--ease-out),
              border-color .45s var(--ease-out), padding .45s var(--ease-out);
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(var(--bg-rgb), .74);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: var(--line-soft);
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .nav.is-scrolled { background: rgba(var(--bg-rgb), .96); }
}
.nav-inner {
  max-width: var(--wrap); margin-inline: auto;
  padding: 1.05rem var(--gutter);
  display: flex; align-items: center; gap: 1.5rem;
}

.brand { display: inline-flex; align-items: center; gap: .65rem; color: var(--ink); }
.brand-mark { color: var(--ink); transition: transform .7s var(--ease-out); flex: none; }
.brand:hover .brand-mark { transform: rotate(-8deg) scale(1.06); }
.brand-word {
  font-family: var(--serif);
  font-size: 1.22rem;
  letter-spacing: .2em;
  font-weight: 500;
}

.nav-links { display: none; margin-left: auto; gap: 2.1rem; }
.nav-link {
  position: relative;
  font-size: .92rem;
  color: var(--ink-dim);
  padding: .25rem 0;
  transition: color .4s var(--ease-out);
}
.nav-link:hover { color: var(--ink); }
.nav-link::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 1px;
  background: var(--gold);
  transform: scaleX(0); transform-origin: right;
  transition: transform .45s var(--ease-soft);
}
.nav-link:hover::after { transform: scaleX(1); transform-origin: left; }
.nav-link.is-active { color: var(--gold); }
.nav-link.is-active::after { transform: scaleX(1); }

.nav-cta { display: none; margin-left: 1.2rem; }

/* --- Hamburguesa + menú móvil --- */
.burger {
  margin-left: auto;
  width: 44px; height: 44px;
  display: grid; place-content: center; gap: 6px;
  border: 1px solid var(--line); border-radius: 12px;
  background: rgba(255,255,255,.045);
}
.burger span {
  display: block; width: 18px; height: 1.5px; background: var(--ink);
  transition: transform .45s var(--ease-out), opacity .3s var(--ease-out);
}
.burger[aria-expanded="true"] span:first-child { transform: translateY(3.75px) rotate(45deg); }
.burger[aria-expanded="true"] span:last-child  { transform: translateY(-3.75px) rotate(-45deg); }

.menu {
  position: fixed; inset: 0; z-index: 90;
  display: flex; flex-direction: column; justify-content: center; gap: 2.5rem;
  padding: 6rem var(--gutter) 3rem;
  background: rgba(var(--bg-rgb), .97);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  opacity: 0;
  transition: opacity .4s var(--ease-out);
}
.menu.is-open { opacity: 1; }
.menu-links { display: flex; flex-direction: column; gap: .35rem; }
.menu-links a {
  display: flex; align-items: baseline; gap: 1rem;
  padding: .55rem 0;
  font-family: var(--serif);
  font-size: clamp(1.9rem, 9vw, 2.8rem);
  color: var(--ink);
  border-bottom: 1px solid var(--line-soft);
  transition: color .35s var(--ease-out), padding-left .45s var(--ease-out);
}
.menu-links a:hover, .menu-links a:focus-visible { color: var(--gold); padding-left: .5rem; }
.menu-num {
  font-family: var(--mono); font-size: .7rem; color: var(--gold);
  letter-spacing: .12em;
}
.menu-foot { display: flex; flex-direction: column; gap: .5rem; color: var(--muted); font-size: .95rem; }
.menu-foot a { transition: color .35s var(--ease-out); }
.menu-foot a:hover { color: var(--gold); }

/* --- HERO --- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding: clamp(7.5rem, 16vw, 9.5rem) 0 clamp(4.5rem, 10vw, 6rem);
}
.hero-grid { display: grid; gap: clamp(3rem, 7vw, 4.5rem); align-items: center; }

.hero-title {
  font-size: clamp(2.45rem, 7.4vw, 3.95rem);
  line-height: 1.04;
  margin-bottom: 1.6rem;
  font-variation-settings: "SOFT" 30, "WONK" 0;
}
/* El degradado se aplica también a las palabras partidas por el JS:
   si solo se pusiera en <em>, los <span> hijos heredarían el relleno
   transparente sin fondo propio y la palabra desaparecería. */
.hero-title em { font-style: italic; padding-inline: .04em; }
.hero-title em,
.hero-title em .split-word {
  background: linear-gradient(105deg, var(--gold-light), var(--gold) 45%, var(--gold-deep));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

.hero-lead {
  max-width: 50ch;
  font-size: clamp(1.02rem, 2.4vw, 1.16rem);
  color: var(--muted);
  margin-bottom: 2.3rem;
}
.hero-lead strong { color: var(--ink); font-weight: 500; }

.hero-actions { display: flex; flex-wrap: wrap; gap: .85rem; margin-bottom: 2.6rem; }

.hero-trust {
  display: flex; flex-wrap: wrap; gap: .55rem 1.5rem;
  font-family: var(--mono);
  font-size: .72rem; letter-spacing: .06em;
  color: var(--muted-deep);
}
.hero-trust li { display: flex; align-items: center; gap: .55rem; }
.hero-trust li::before {
  content: ""; width: 4px; height: 4px; border-radius: 50%;
  background: var(--gold); flex: none;
}

/* Composición de capturas del hero */
.hero-visual { perspective: 1400px; }
.hero-stack { position: relative; }
.hero-stack .shot { transition: transform .9s var(--ease-out); }
/* Solo a partir de 960px: por debajo se saldría del ancho de pantalla
   y en móvil la composición se lee mejor con una sola captura. */
.shot--back {
  display: none;
  position: absolute;
  inset: 0 0 auto auto;
  width: 100%;
  transform: translate3d(7%, -13%, 0) rotate(2.4deg);
  opacity: .38;
  filter: saturate(.55) brightness(.8);
}
.shot--front {
  position: relative;
  transform: translate3d(0, 6%, 0) rotate(-1.1deg);
  box-shadow: 0 50px 100px -34px rgba(0,0,0,.92), 0 0 0 1px rgba(212,175,106,.14);
}
.shot-chip {
  position: absolute; left: .85rem; bottom: .85rem;
  padding: .3rem .7rem;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: .62rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink);
  background: rgba(var(--bg-rgb), .74);
  border: 1px solid var(--line);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.hero-scroll {
  display: none;
  position: absolute; left: var(--gutter); bottom: 2.2rem;
  align-items: center; gap: .8rem;
  font-family: var(--mono);
  font-size: .68rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--muted-deep);
  transition: color .4s var(--ease-out);
}
.hero-scroll:hover { color: var(--gold); }
.hero-scroll-line {
  width: 46px; height: 1px; background: currentColor;
  transform-origin: left; animation: scrollLine 2.6s var(--ease-soft) infinite;
}
@keyframes scrollLine {
  0%,100% { transform: scaleX(.35); opacity: .5; }
  50%     { transform: scaleX(1);   opacity: 1; }
}

/* --- Secciones genéricas --- */
.section { padding-block: var(--section-y); position: relative; }

.group-head {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: .5rem 1.25rem;
  padding-bottom: 1.1rem;
  margin-bottom: clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line-soft);
}
.group-head--concept { margin-top: clamp(4rem, 9vw, 7rem); }
.group-title {
  display: inline-flex; align-items: baseline; gap: .75rem;
  font-size: clamp(1.3rem, 3.4vw, 1.75rem);
}
.group-num {
  font-family: var(--mono); font-size: .72rem; color: var(--gold);
  letter-spacing: .14em;
}
.group-note { font-size: .92rem; color: var(--muted); max-width: 62ch; }
.group-note strong { color: var(--ink-dim); font-weight: 500; }

/* --- Casos (clientes reales) --- */
.case {
  display: grid; gap: clamp(1.75rem, 4vw, 3.25rem);
  align-items: center;
  padding-block: clamp(2rem, 5vw, 3.25rem);
}
.case + .case { border-top: 1px solid var(--line-soft); }

.case-eyebrow {
  display: flex; align-items: center; gap: .7rem; flex-wrap: wrap;
  font-family: var(--mono);
  font-size: .72rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1rem;
}
.case-title { font-size: clamp(1.7rem, 4.6vw, 2.55rem); margin-bottom: .75rem; }
.case-meta {
  display: flex; align-items: center; flex-wrap: wrap; gap: .45rem;
  font-size: .88rem; color: var(--muted); margin-bottom: 1.75rem;
}
.dot-live {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--gold); flex: none;
  box-shadow: 0 0 0 3px rgba(212,175,106,.15);
}
.case-link {
  color: var(--gold);
  border-bottom: 1px solid rgba(212,175,106,.35);
  transition: border-color .4s var(--ease-out), color .4s var(--ease-out);
}
.case-link:hover { color: var(--gold-light); border-bottom-color: var(--gold-light); }

.case-facts { display: grid; gap: 1.1rem; margin-bottom: 1.75rem; }
.case-fact dt {
  font-family: var(--mono);
  font-size: .68rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--gold); margin-bottom: .4rem;
}
.case-fact dd { font-size: .95rem; color: var(--ink-dim); }

/* --- Conceptos --- */
.concepts { display: grid; gap: clamp(1.1rem, 2.4vw, 1.75rem); }

.concept {
  --rx: 0deg; --ry: 0deg;
  position: relative;
  display: flex; flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, var(--surface-a), var(--surface-b));
  overflow: hidden;
  transition: border-color .55s var(--ease-out), box-shadow .55s var(--ease-out),
              transform .55s var(--ease-soft);
}
.concept::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  border-radius: inherit;
  background: radial-gradient(60% 45% at 50% 0%, rgba(212,175,106,.14), transparent 68%);
  opacity: 0; transition: opacity .6s var(--ease-out);
}
.concept:hover {
  border-color: var(--line-gold);
  box-shadow: 0 40px 80px -40px rgba(0,0,0,.9), 0 0 0 1px rgba(212,175,106,.14);
}
.concept:hover::after { opacity: 1; }

.concept-shot { overflow: hidden; background: var(--bg-soft); }
.concept-shot img {
  width: 100%;
  transition: transform 1s var(--ease-soft), filter .6s var(--ease-out);
}
.concept:hover .concept-shot img {
  transform: scale(1.045);
  filter: saturate(1.1) brightness(1.04);
}

/* Captura vertical (un móvil): marco de proporción fija con el aparato centrado
   sobre una placa, para que la tarjeta case en altura con la de al lado.
   Sin esto, una imagen 9:16 dispara la altura de toda la fila. */
.concept--device .concept-shot {
  position: relative;
  aspect-ratio: 16 / 9;
  background:
    radial-gradient(58% 82% at 50% 45%, rgba(212,175,106,.13), transparent 72%),
    rgba(0,0,0,.26);
}
/* Posición absoluta + object-fit: contain. Con height:100% sobre un grid la
   altura en porcentaje no siempre resuelve y el móvil sale gigante. */
.concept--device .concept-shot img {
  position: absolute;
  inset: .7rem 0;
  width: 100%; height: calc(100% - 1.4rem);
  object-fit: contain;
  filter: drop-shadow(0 14px 30px rgba(0,0,0,.65));
}

.concept-body { padding: clamp(1.25rem, 3vw, 1.9rem); display: flex; flex-direction: column; gap: .7rem; }
.concept-kind {
  display: flex; align-items: center; gap: .65rem; flex-wrap: wrap;
  font-family: var(--mono);
  font-size: .7rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--muted);
}
.concept-title { font-size: clamp(1.15rem, 2.9vw, 1.5rem); }
.concept-what { font-size: .93rem; color: var(--muted); }

/* Huecos reservados */
.concept--slot {
  border-style: dashed;
  border-color: rgba(212,175,106,.22);
  background:
    radial-gradient(80% 70% at 50% 0%, rgba(212,175,106,.055), transparent 72%),
    rgba(255,255,255,.025);
  min-height: clamp(230px, 30vw, 300px);
}
.concept--slot:hover { border-color: rgba(212,175,106,.42); }
.slot-inner {
  flex: 1;
  display: grid; place-content: center; justify-items: center; gap: .5rem;
  padding: 2rem 1.25rem; text-align: center;
}
.slot-plus {
  display: grid; place-items: center;
  width: 46px; height: 46px; margin-bottom: .35rem;
  border: 1px solid var(--line-gold); border-radius: 50%;
  font-size: 1.35rem; font-weight: 300; color: var(--gold);
  transition: transform .6s var(--ease-out), background-color .5s var(--ease-out);
}
.concept--slot:hover .slot-plus { transform: rotate(90deg); background: rgba(212,175,106,.08); }
.slot-title {
  font-family: var(--serif); font-size: 1.15rem; color: var(--ink-dim);
}
.slot-note {
  font-family: var(--mono); font-size: .66rem;
  letter-spacing: .14em; text-transform: uppercase; color: var(--muted-deep);
}

/* --- Método --- */
.method { position: relative; }
.method::before {
  content: ""; position: absolute; inset-inline: 0; top: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-gold), transparent);
}
.steps { display: grid; gap: clamp(1rem, 2.4vw, 1.5rem); counter-reset: step; }

.step {
  position: relative;
  padding: clamp(1.6rem, 3.6vw, 2.4rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, var(--surface-a), var(--surface-b));
  transition: border-color .5s var(--ease-out), transform .5s var(--ease-soft);
}
.step:hover { border-color: var(--line-gold); transform: translateY(-4px); }
.step-num {
  display: block;
  font-family: var(--mono);
  font-size: .74rem; letter-spacing: .18em;
  color: var(--gold);
  margin-bottom: 1.1rem;
}
.step-title { font-size: clamp(1.25rem, 3.2vw, 1.6rem); margin-bottom: .7rem; }
.step-text { font-size: .96rem; color: var(--muted); }

/* Paso destacado — borde dorado en movimiento */
.step--hero {
  background:
    radial-gradient(120% 100% at 50% 0%, rgba(212,175,106,.10), transparent 62%),
    linear-gradient(165deg, rgba(255,255,255,.10), rgba(255,255,255,.035));
  border-color: var(--line-gold);
}
/* Borde dorado que gira — recortado con máscara para que solo sea el borde */
@property --angle { syntax: "<angle>"; inherits: false; initial-value: 0deg; }
.step--hero::before {
  content: ""; position: absolute; inset: -1px;
  border-radius: inherit; padding: 1px; pointer-events: none;
  background: conic-gradient(from var(--angle, 0deg),
    transparent 0%, rgba(212,175,106,.85) 9%, transparent 24%,
    transparent 54%, rgba(212,175,106,.45) 64%, transparent 80%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
          mask-composite: exclude;
  animation: spinBorder 8s linear infinite;
}
@keyframes spinBorder { to { --angle: 360deg; } }

.step-badge {
  position: absolute; top: -.75rem; left: clamp(1.6rem, 3.6vw, 2.4rem);
  padding: .3rem .8rem;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: .64rem; letter-spacing: .12em; text-transform: uppercase;
  color: #16110A;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  box-shadow: 0 6px 18px rgba(212,175,106,.25);
}

.method-foot {
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  text-align: center;
  font-family: var(--serif);
  font-size: clamp(1.15rem, 3.2vw, 1.65rem);
  line-height: 1.4;
  color: var(--muted);
}
.method-foot strong { color: var(--ink); font-weight: 400; }

/* --- Servicios --- */
.cards { display: grid; gap: clamp(1rem, 2.4vw, 1.5rem); }
.card {
  position: relative;
  padding: clamp(1.6rem, 3.4vw, 2.15rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, var(--surface-a), var(--surface-b));
  overflow: hidden;
  transition: border-color .5s var(--ease-out), transform .5s var(--ease-soft);
}
.card::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(70% 60% at 20% 0%, rgba(212,175,106,.12), transparent 70%);
  opacity: 0; transition: opacity .55s var(--ease-out);
}
.card:hover { border-color: var(--line-gold); transform: translateY(-5px); }
.card:hover::after { opacity: 1; }
.card-num {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .16em;
  color: var(--gold); display: block; margin-bottom: 1.1rem;
}
.card-title { font-size: clamp(1.2rem, 3vw, 1.45rem); margin-bottom: .65rem; }
.card-text { font-size: .93rem; color: var(--muted); }


/* --- Sectores --- */
.marquee {
  position: relative;
  overflow: hidden;
  padding-block: clamp(1.4rem, 3vw, 2rem);
  border-block: 1px solid var(--line-soft);
  margin-bottom: clamp(2.5rem, 5vw, 3.5rem);
}
.marquee::before, .marquee::after {
  content: ""; position: absolute; top: 0; bottom: 0; width: clamp(64px, 16vw, 200px);
  z-index: 2; pointer-events: none;
}
.marquee::before { left: 0;  background: linear-gradient(90deg,  var(--bg), transparent); }
.marquee::after  { right: 0; background: linear-gradient(270deg, var(--bg), transparent); }
.marquee-track {
  display: flex; align-items: center; gap: 1.6rem;
  width: max-content;
  white-space: nowrap; will-change: transform;
  animation: marqueeSlide 46s linear infinite;
}
.marquee-track span {
  font-family: var(--serif);
  font-size: clamp(1.3rem, 3.6vw, 2rem);
  color: var(--ink);
  opacity: .82;
}
.marquee-track i { color: var(--gold); font-style: normal; opacity: .6; }
/* -50% menos medio hueco: la segunda mitad cae justo donde empezaba la primera */
@keyframes marqueeSlide { to { transform: translateX(calc(-50% - 0.8rem)); } }

.chips--sectors { justify-content: center; gap: .6rem; }
.chips--sectors li { font-size: .86rem; padding: .5rem 1rem; }
.sectors-foot {
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
  text-align: center;
  font-family: var(--serif);
  font-size: clamp(1.05rem, 2.6vw, 1.3rem);
  color: var(--muted);
}

/* --- Testimonios --- */
.quotes { display: grid; gap: clamp(1rem, 2.4vw, 1.5rem); }
.quote {
  position: relative;
  padding: clamp(1.75rem, 3.6vw, 2.35rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, var(--surface-a), var(--surface-b));
}
.quote--empty {
  border-style: dashed;
  border-color: rgba(212,175,106,.20);
  background: rgba(212,175,106,.022);
}
.quote-mark {
  display: block;
  font-family: var(--serif); font-size: 3rem; line-height: .5;
  color: var(--gold); opacity: .5; margin-bottom: 1.1rem;
}
.quote-text { font-size: 1rem; color: var(--ink-dim); margin-bottom: 1.4rem; min-height: 3.2em; }
.quote--empty .quote-text { color: var(--muted-deep); font-style: italic; }
.quote-by {
  display: flex; flex-direction: column; gap: .15rem;
  padding-top: 1rem; border-top: 1px solid var(--line-soft);
}
.quote-by span:first-child { color: var(--ink); font-size: .92rem; font-weight: 500; }
.quote-by span:last-child {
  font-family: var(--mono); font-size: .7rem; letter-spacing: .1em;
  text-transform: uppercase; color: var(--muted-deep);
}
.quote--empty .quote-by span { color: var(--muted-deep); font-weight: 400; }

/* --- Contacto --- */
.contact-panel {
  display: grid; gap: clamp(2.25rem, 5vw, 3.5rem);
  padding: clamp(1.9rem, 5vw, 3.5rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(212,175,106,.09), transparent 62%),
    linear-gradient(165deg, rgba(255,255,255,.085), rgba(255,255,255,.028));
}
.contact-zone { margin-top: 1.4rem; font-size: .92rem; color: var(--muted); }
.contact-zone strong { color: var(--gold-light); font-weight: 500; }

.contact-ways { display: grid; gap: .85rem; align-content: center; }
.way {
  display: flex; align-items: center; gap: 1rem;
  padding: 1.1rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255,255,255,.05);
  transition: border-color .45s var(--ease-out), background-color .45s var(--ease-out),
              transform .45s var(--ease-soft);
}
.way:hover {
  border-color: var(--line-gold);
  background: rgba(212,175,106,.07);
  transform: translateY(-3px);
}
.way-icon {
  display: grid; place-items: center;
  width: 44px; height: 44px; flex: none;
  border: 1px solid var(--line-gold); border-radius: 12px;
  background: rgba(212,175,106,.07);
}
.way-icon svg {
  width: 21px; height: 21px;
  fill: none; stroke: var(--gold); stroke-width: 1.4;
  stroke-linecap: round; stroke-linejoin: round;
}
.way-body { display: flex; flex-direction: column; gap: .1rem; min-width: 0; }
.way-label {
  font-family: var(--mono); font-size: .64rem;
  letter-spacing: .14em; text-transform: uppercase; color: var(--muted-deep);
}
.way-value {
  color: var(--ink); font-size: 1.02rem; font-weight: 500;
  overflow-wrap: anywhere;
}
.way-arrow {
  margin-left: auto; color: var(--gold); font-size: 1.1rem;
  transition: transform .45s var(--ease-out);
}
.way:hover .way-arrow { transform: translateX(5px); }

.final-cta {
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  display: flex; flex-direction: column; align-items: center; gap: 1.4rem;
  text-align: center;
}
.final-cta-line {
  font-family: var(--serif);
  font-size: clamp(1.3rem, 4vw, 2.1rem);
  color: var(--ink);
  line-height: 1.25;
}

/* --- Footer --- */
.footer {
  padding-top: clamp(3.5rem, 7vw, 5rem);
  padding-bottom: 2.25rem;
  border-top: 1px solid var(--line-soft);
  background: linear-gradient(180deg, transparent, rgba(212,175,106,.028));
}
.footer-grid { display: grid; gap: 2.5rem; }
.footer-brand .brand { margin-bottom: 1rem; }
.footer-tagline { font-size: .93rem; color: var(--muted); max-width: 34ch; }
.footer-zone {
  margin-top: .6rem;
  font-family: var(--mono); font-size: .7rem;
  letter-spacing: .1em; color: var(--muted-deep);
}
.footer-heading {
  display: block; margin-bottom: 1rem;
  font-family: var(--mono); font-size: .66rem;
  letter-spacing: .16em; text-transform: uppercase; color: var(--gold);
}
.footer-nav, .footer-contact { display: flex; flex-direction: column; gap: .55rem; }
.footer-nav a, .footer-contact a {
  font-size: .93rem; color: var(--muted);
  transition: color .4s var(--ease-out);
  width: fit-content;
}
.footer-nav a:hover, .footer-contact a:hover { color: var(--gold); }

.footer-bottom {
  position: relative;
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  padding-top: 1.5rem;
  display: flex; flex-wrap: wrap; gap: .5rem 1.5rem;
  justify-content: space-between;
  font-size: .8rem; color: var(--muted-deep);
}
/* La línea se dibuja dentro del gutter para alinearla con el texto */
.footer-bottom::before {
  content: ""; position: absolute; top: 0;
  left: var(--gutter); right: var(--gutter); height: 1px;
  background: var(--line-soft);
}

/* =============================================================
   7. EFECTOS
   ============================================================= */

/* --- Fondo vivo reactivo al ratón --- */
.fx { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }

/* Cada mancha es su propia capa. El JS solo le cambia el transform, que el
   navegador resuelve en el compositor: ni recalculo de estilo ni repintado.
   El desenfoque va dentro del propio degradado (paradas suaves) en vez de
   con filter: blur(), que obliga a rasterizar de nuevo en cada movimiento. */
.fx-blob {
  position: absolute; top: 0; left: 0;
  border-radius: 50%;
  will-change: transform;
  transform: translate3d(-50vw, -50vh, 0);
}
.fx-blob--1 {
  width: 76vw; height: 76vw; margin: -38vw 0 0 -38vw;
  background: radial-gradient(closest-side,
    rgba(212,175,106,.21) 0%, rgba(212,175,106,.14) 26%,
    rgba(212,175,106,.06) 48%, rgba(212,175,106,.015) 68%, transparent 82%);
}
.fx-blob--2 {
  width: 92vw; height: 92vw; margin: -46vw 0 0 -46vw;
  background: radial-gradient(closest-side,
    rgba(163,110,38,.18) 0%, rgba(163,110,38,.12) 28%,
    rgba(163,110,38,.05) 50%, rgba(163,110,38,.015) 70%, transparent 84%);
}
.fx-blob--3 {
  width: 84vw; height: 84vw; margin: -42vw 0 0 -42vw;
  background: radial-gradient(closest-side,
    rgba(96,106,182,.15) 0%, rgba(96,106,182,.10) 28%,
    rgba(96,106,182,.04) 50%, rgba(96,106,182,.012) 70%, transparent 84%);
}

/* Capa ambiental: estática y animada solo por transform. */
.fx-ambient {
  position: absolute; inset: -10%;
  background:
    radial-gradient(30vw 30vw at 15% 82%, rgba(212,175,106,.10), transparent 65%),
    radial-gradient(34vw 34vw at 88% 18%, rgba(120,90,180,.07), transparent 68%);
  filter: blur(60px);
  will-change: transform;
  animation: ambientDrift 26s ease-in-out infinite alternate;
}
.fx-grain {
  position: absolute; inset: 0;
  opacity: .16; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.5 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

/* --- Splash --- */
.splash {
  position: fixed; inset: 0; z-index: 500;
  display: grid; place-items: center;
  background: var(--bg);
  animation: splashSafety .01s 4.5s forwards;
}
.splash-inner { display: grid; justify-items: center; gap: 1rem; }
.splash-mark { color: var(--ink); animation: splashMark 1.4s var(--ease-out) infinite alternate; }
@keyframes splashMark { from { opacity: .55; transform: scale(.97); } to { opacity: 1; transform: scale(1); } }
.splash-word {
  font-family: var(--serif); font-size: 1.05rem;
  letter-spacing: .42em; text-indent: .42em; color: var(--ink-dim);
}
.splash-bar {
  display: block; width: 108px; height: 1px;
  background: rgba(244,241,234,.12); overflow: hidden;
}
.splash-bar i {
  display: block; height: 100%; width: 100%;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  transform: translateX(-100%);
  animation: splashSweep 1.25s var(--ease-soft) infinite;
}
@keyframes splashSweep { to { transform: translateX(100%); } }
@keyframes splashSafety { to { opacity: 0; pointer-events: none; visibility: hidden; } }

.splash.is-out {
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .7s var(--ease-out), visibility 0s .7s;
}

/* --- Cursor --- */
.cursor { position: fixed; inset: 0; z-index: 9999; pointer-events: none; opacity: 0; transition: opacity .3s var(--ease-out); }
.cursor.is-ready { opacity: 1; }
.cursor-dot, .cursor-ring {
  position: fixed; top: 0; left: 0;
  border-radius: 50%;
  transform: translate3d(-100px, -100px, 0);
  will-change: transform;
}
.cursor-dot {
  width: 5px; height: 5px; margin: -2.5px 0 0 -2.5px;
  background: var(--gold);
}
.cursor-ring {
  width: 32px; height: 32px; margin: -16px 0 0 -16px;
  border: 1px solid rgba(212,175,106,.55);
  transition: width .35s var(--ease-out), height .35s var(--ease-out),
              margin .35s var(--ease-out), border-color .35s var(--ease-out),
              background-color .35s var(--ease-out);
}
.cursor.is-hover .cursor-ring {
  width: 56px; height: 56px; margin: -28px 0 0 -28px;
  border-color: rgba(212,175,106,.8);
  background: rgba(212,175,106,.08);
}
@media (hover: none), (pointer: coarse) { .cursor { display: none; } }

/* --- Reveal on scroll (solo si hay JS) --- */
.has-js [data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .9s var(--ease-out), transform .9s var(--ease-out);
}
.has-js [data-reveal].is-in { opacity: 1; transform: none; }
.has-js [data-reveal][data-split] { opacity: 1; transform: none; }

/* --- Split text del hero --- */
.hero-title.is-split .split-word {
  display: inline-block;
  opacity: 0;
  transform: translateY(.55em);
  animation: wordUp .95s var(--ease-out) forwards;
  animation-delay: calc(var(--i, 0) * 42ms + 120ms);
}
@keyframes wordUp { to { opacity: 1; transform: none; } }

/* --- Tilt --- */
[data-tilt] { transform: perspective(1000px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)); }

/* =============================================================
   8. RESPONSIVE
   ============================================================= */
@media (min-width: 540px) {
  .quote-text { min-height: 3.2em; }
}

@media (min-width: 720px) {
  .cards   { grid-template-columns: repeat(2, 1fr); }
  .steps   { grid-template-columns: repeat(3, 1fr); }
  .quotes  { grid-template-columns: repeat(3, 1fr); }
  .concepts { grid-template-columns: repeat(2, 1fr); }
  .concept--feature, .concept--wide { grid-column: 1 / -1; }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
  .contact-ways { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 960px) {
  .nav-links { display: flex; }
  .nav-cta   { display: inline-flex; }
  .burger    { display: none; }
  .menu      { display: none !important; }

  .hero-grid { grid-template-columns: 1.12fr .88fr; }
  .hero-scroll { display: inline-flex; }
  .shot--back { display: block; }

  .case { grid-template-columns: 1.05fr .95fr; }
  .case--flip .case-media { order: 2; }

  .cards { grid-template-columns: repeat(4, 1fr); }

  .concept--feature { display: grid; grid-template-columns: 1.15fr .85fr; align-items: stretch; }
  .concept--feature .concept-shot { height: 100%; }
  .concept--feature .concept-shot img { height: 100%; object-fit: cover; object-position: top left; }
  .concept--feature .concept-body { justify-content: center; padding: clamp(1.75rem, 3vw, 2.75rem); }
  .concept--feature .concept-title { font-size: clamp(1.5rem, 2.6vw, 2rem); }
  .concept--feature .concept-what { font-size: 1rem; max-width: 42ch; }

  .concept--wide { display: grid; grid-template-columns: .85fr 1.15fr; align-items: stretch; }
  .concept--wide .concept-shot { order: 2; height: 100%; }
  .concept--wide .concept-shot img { height: 100%; object-fit: cover; object-position: top left; }
  .concept--wide .concept-body { justify-content: center; padding: clamp(1.75rem, 3vw, 2.5rem); }

  .contact-panel { grid-template-columns: 1.05fr .95fr; align-items: center; }
  .contact-ways { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1.7fr 1fr 1fr; }
}

@media (min-width: 1280px) {
  .concepts { grid-template-columns: repeat(2, 1fr); }
  .hero-grid { gap: 5rem; }
}

/* =============================================================
   9. REDUCED-MOTION — solo efectos intrusivos
   (Windows lo trae activado de fábrica en muchos equipos:
    NO desactivamos hovers, tilts, fades ni el degradado.)
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  /* El fondo sigue viendose, pero deja de moverse: ni deriva ni seguimiento
     del raton. El JS tambien comprueba la preferencia y no arranca el bucle. */
  .fx-ambient { animation: none; }
  .fx-blob    { transition: none; }
  .hero-scroll-line   { animation: none; transform: scaleX(.7); }
  .step--hero::before { animation: none; }
  .note-pending-dot   { animation: none; }
  .splash-mark        { animation: none; }
  .marquee-track      { animation-duration: 90s; }
}