/* ============================================
   VANTIA DIGITAL - ANIMATIONS + POLISH LAYERS
   ============================================ */

/* -------- GRAIN OVERLAY (textura de película) -------- */
.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 8000;
  opacity: 0.06;
  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='2' 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>");
  background-size: 200px 200px;
  animation: grainShift 8s steps(8) infinite;
}

@keyframes grainShift {
  0%   { transform: translate(0, 0); }
  10%  { transform: translate(-5%, -5%); }
  20%  { transform: translate(-10%, 5%); }
  30%  { transform: translate(5%, -10%); }
  40%  { transform: translate(-5%, 15%); }
  50%  { transform: translate(-10%, 5%); }
  60%  { transform: translate(15%, 0); }
  70%  { transform: translate(0, 10%); }
  80%  { transform: translate(-15%, 0); }
  90%  { transform: translate(10%, 5%); }
  100% { transform: translate(0, 0); }
}

/* -------- SELECCIÓN -------- */
::selection {
  background: var(--color-terracotta);
  color: var(--color-cream);
}
::-moz-selection {
  background: var(--color-terracotta);
  color: var(--color-cream);
}

/* -------- SCROLL PROGRESS (barra fina sobre el header) -------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--color-brown), var(--color-terracotta) 60%, var(--color-olive));
  z-index: 101;
  transform-origin: left;
  box-shadow: 0 0 12px rgba(193, 131, 75, 0.6);
  transition: width 60ms linear;
  will-change: width;
}

/* -------- WHATSAPP FAB -------- */
.whatsapp-fab {
  position: fixed;
  bottom: var(--space-md);
  right: var(--space-md);
  z-index: 90;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25D366;
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow:
    0 14px 28px -8px rgba(37, 211, 102, 0.55),
    0 4px 10px -2px rgba(0, 0, 0, 0.25);
  opacity: 0;
  transform: translateY(20px) scale(0.85);
  transition:
    opacity 600ms var(--ease-out),
    transform 600ms var(--ease-out),
    background-color 220ms var(--ease-out),
    box-shadow 220ms var(--ease-out);
}

.whatsapp-fab.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.whatsapp-fab::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid #25D366;
  opacity: 0;
  pointer-events: none;
}

.whatsapp-fab.is-visible::after {
  animation: whatsappPulse 2.4s var(--ease-out) infinite;
}

.whatsapp-fab:hover {
  background: #1FAE54;
  transform: translateY(-3px) scale(1.06);
  box-shadow:
    0 20px 34px -8px rgba(37, 211, 102, 0.7),
    0 6px 14px -2px rgba(0, 0, 0, 0.3);
}

.whatsapp-fab:active {
  transform: translateY(-1px) scale(1.02);
}

.whatsapp-fab__icon {
  width: 30px;
  height: 30px;
  display: block;
}

@keyframes whatsappPulse {
  0%   { transform: scale(1);   opacity: 0.6; }
  80%  { opacity: 0; }
  100% { transform: scale(1.8); opacity: 0; }
}

@media (max-width: 600px) {
  .whatsapp-fab {
    width: 52px;
    height: 52px;
    bottom: var(--space-sm);
    right: var(--space-sm);
  }
  .whatsapp-fab__icon { width: 26px; height: 26px; }
}

/* -------- MARQUEE — zócalo deslizante con citas -------- */
.marquee {
  background: var(--color-deep);
  border-top: 1px solid rgba(236, 232, 216, 0.05);
  border-bottom: 1px solid rgba(236, 232, 216, 0.05);
  overflow: hidden;
  padding: 0.9rem 0;
  position: relative;
}

.marquee::before,
.marquee::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 100px;
  z-index: 2;
  pointer-events: none;
}
.marquee::before {
  left: 0;
  background: linear-gradient(90deg, var(--color-deep), transparent);
}
.marquee::after {
  right: 0;
  background: linear-gradient(-90deg, var(--color-deep), transparent);
}

.marquee__track {
  display: flex;
  gap: 0;
  width: max-content;
  animation: marqueeRoll 65s linear infinite;
  will-change: transform;
}

/* Pausa al hover para facilitar lectura */
.marquee:hover .marquee__track { animation-play-state: paused; }

.marquee__item {
  font-family: var(--font-display); /* serif coherente con titulares */
  font-size: clamp(0.95rem, 1.05vw, 1.1rem); /* ~16–18px desktop */
  font-weight: 400;
  letter-spacing: normal;
  text-transform: none;
  white-space: nowrap;
  display: inline-block;
  color: rgba(236, 232, 216, 0.85);
  line-height: 1.4;
}

/* Cita en cursiva con comillas tipográficas (en el HTML) */
.m-quote {
  font-style: italic;
}

/* Separador em-dash entre cita y autor */
.m-dash {
  font-style: normal;
  color: rgba(236, 232, 216, 0.7);
}

/* Autor en mayúsculas pequeñas */
.m-author {
  font-style: normal;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.78em;
  color: var(--color-olive);
}

/* Separador entre citas: punto medio elevado con margen generoso */
.marquee__sep {
  display: inline-block;
  margin: 0 80px;
  color: rgba(169, 155, 128, 0.55);
  font-size: 1em;
  vertical-align: middle;
}

.marquee__sep::before {
  content: '•';
}

@media (max-width: 700px) {
  .marquee__item {
    font-size: 14px;
  }
  .marquee__sep { margin: 0 50px; }
  .marquee__track { animation-duration: 55s; }
}

@keyframes marqueeRoll {
  from { transform: translate3d(0, 0, 0); }
  to   { transform: translate3d(-50%, 0, 0); }
}

/* Accesibilidad: reduced-motion deja el zócalo estático y legible */
@media (prefers-reduced-motion: reduce) {
  .marquee__track {
    animation: none;
    transform: translate3d(0, 0, 0);
  }
}

/* -------- SECTION INDEX (S/01, S/02) -------- */
.section-index {
  position: absolute;
  top: var(--space-lg);
  right: var(--container-pad);
  font-family: var(--font-body);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(60, 58, 47, 0.5);
  z-index: 3;
}

.section-index--light {
  color: rgba(236, 232, 216, 0.4);
}

.section-index__num {
  font-family: var(--font-display);
  font-style: italic;
}

/* Elementos animados por GSAP empiezan invisibles
   para evitar FOUC. JS los revela. */
[data-reveal],
[data-reveal-children] > * {
  opacity: 0;
  will-change: transform, opacity;
}

/* Fallback si JS no carga: muestra el contenido */
.no-js [data-reveal],
.no-js [data-reveal-children] > * {
  opacity: 1;
}

/* -------- PAGE TRANSITION OVERLAY -------- */
.page-transition {
  position: fixed;
  inset: 0;
  z-index: 9000;
  background: var(--color-dark);
  pointer-events: none;
  transform: scaleY(0);
  transform-origin: bottom;
  will-change: transform;
}

.page-transition__logo {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-cream);
  opacity: 0;
  display: inline-flex;
  align-items: baseline;
}

/* Animación de los 3 puntos: cada uno aparece y sube ligeramente */
.page-transition__dots {
  display: inline-flex;
  margin-left: 2px;
}

.page-transition__dots span {
  display: inline-block;
  color: var(--accent);
  opacity: 0;
  animation: dotsLoading 1.4s infinite ease-in-out both;
}

.page-transition__dots span:nth-child(1) { animation-delay: 0s; }
.page-transition__dots span:nth-child(2) { animation-delay: 0.18s; }
.page-transition__dots span:nth-child(3) { animation-delay: 0.36s; }

@keyframes dotsLoading {
  0%   { opacity: 0; transform: translateY(0); }
  20%  { opacity: 1; transform: translateY(-4px); }
  40%  { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .page-transition__dots span {
    animation: none;
    opacity: 1;
  }
}

/* -------- LOADER INICIAL -------- */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 9500;
  background: var(--color-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: var(--space-md);
}

.preloader__mark {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4rem);
  color: var(--color-cream);
  letter-spacing: -0.02em;
  overflow: hidden;
  position: relative;
}

.preloader__mark span {
  color: var(--accent);
  font-style: italic;
  font-weight: 400;
}

.preloader__bar {
  width: min(280px, 60vw);
  height: 1px;
  background: rgba(236, 232, 216, 0.15);
  position: relative;
  overflow: hidden;
}

.preloader__bar::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 0%;
  background: var(--accent);
}

.preloader.is-hidden {
  pointer-events: none;
}

/* -------- HOVER MICRO-INTERACCIONES -------- */
[data-hover-grow] {
  transition: transform var(--dur-fast) var(--ease-out);
}

[data-hover-grow]:hover {
  transform: scale(1.02);
}

/* -------- TEXT MASK REVEAL --------
   Padding extra evita que descendentes itálicas (y, g, p) se corten al hacer overflow:hidden. */
.mask-line {
  display: block;
  overflow: hidden;
  padding-bottom: 0.14em;
  margin-bottom: -0.04em;
}

.mask-line > * {
  display: block;
  will-change: transform;
}