/* ============================================
   BBANIME — Landing scroll-driven
   ============================================ */

:root {
  --bb-pink:   #FF3DA5;
  --bb-yellow: #FFE74C;
  --bb-cyan:   #3DD9F7;
  --bb-deep:   #1A1033;
  --bb-deep-2: #2A1A55;
  --bb-white:  #FFFFFF;
  --bb-gray:   #C7B8E8;

  --font-display: 'Bagel Fat One', system-ui, sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  background: var(--bb-deep);
  color: var(--bb-white);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body { min-height: 100vh; }

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
code { font-family: 'Courier New', monospace; background: rgba(255,255,255,0.1); padding: 2px 6px; border-radius: 4px; font-size: 0.85em; }

/* ============================================
   1. LOADER
   ============================================ */
#loader {
  position: fixed; inset: 0;
  background: var(--bb-deep);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  z-index: 10000;
  transition: opacity 0.6s ease;
}
#loader.hidden { opacity: 0; pointer-events: none; }
.loader-brand {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6rem);
  color: var(--bb-pink);
  letter-spacing: -0.02em;
  margin-bottom: 2rem;
  text-shadow: 0 0 40px rgba(255, 61, 165, 0.4);
}
#loader-bar {
  width: min(280px, 60vw);
  height: 3px;
  background: rgba(255,255,255,0.1);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 0.75rem;
}
#loader-bar-fill {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--bb-pink), var(--bb-yellow), var(--bb-cyan));
  transition: width 0.3s ease;
}
#loader-percent {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--bb-gray);
  letter-spacing: 0.1em;
}

/* ============================================
   2. SITE HEADER
   ============================================ */
.site-header {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.5rem clamp(1rem, 4vw, 3rem);
  transition: background 0.35s ease, backdrop-filter 0.35s ease, color 0.35s ease;
}
.site-header.over-video {
  background: rgba(60, 60, 60, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.site-header nav {
  display: flex; justify-content: space-between; align-items: center;
  max-width: 1800px; margin: 0 auto;
}
.site-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--bb-white);
  transition: color 0.35s ease;
}
.site-nav-links {
  display: flex; gap: clamp(1rem, 2.5vw, 2.5rem);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.04em;
}
.site-nav-links a {
  color: var(--bb-white);
  transition: color 0.2s ease;
}
.site-nav-links a:hover { color: var(--bb-yellow); }
.nav-cta {
  border: 1px solid var(--bb-white);
  padding: 0.4rem 1rem;
  border-radius: 999px;
  transition: border-color 0.35s ease;
}

/* Estado "over-video": fondo marengo + texto azul clarito */
.site-header.over-video .site-logo,
.site-header.over-video .site-nav-links a {
  color: #B8DDF5;
}
.site-header.over-video .nav-cta {
  border-color: #B8DDF5;
}
.site-header.over-video .site-nav-links a:hover { color: var(--bb-yellow); }
@media (max-width: 640px) {
  .site-nav-links li:not(:last-child) { display: none; }
}

/* ============================================
   3. HERO STANDALONE
   ============================================ */
.hero-standalone {
  position: relative;
  height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(ellipse at top right, rgba(255, 61, 165, 0.25), transparent 50%),
    radial-gradient(ellipse at bottom left, rgba(61, 217, 247, 0.2), transparent 50%),
    var(--bb-deep);
  overflow: hidden;
  z-index: 2;
}
.hero-inner {
  text-align: center;
  z-index: 3;
  padding: 0 1rem;
}
.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  color: var(--bb-yellow);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
}
.hero-heading {
  font-family: var(--font-display);
  font-size: clamp(4rem, 16vw, 16rem);
  line-height: 0.9;
  letter-spacing: -0.04em;
  margin-bottom: 1.5rem;
}
.hero-heading span:first-child { color: var(--bb-pink); }
.hero-heading span:last-child  { color: var(--bb-white); }
.hero-tagline {
  font-size: clamp(1rem, 2vw, 1.4rem);
  color: var(--bb-gray);
  font-weight: 400;
  max-width: 30ch;
  margin: 0 auto;
}

.scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center;
  gap: 0.5rem;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--bb-gray);
  animation: bob 2.4s ease-in-out infinite;
}
@keyframes bob {
  0%, 100% { transform: translate(-50%, 0); }
  50%      { transform: translate(-50%, 8px); }
}

/* Sparkles del hero */
.sparkle {
  position: absolute;
  width: 28px; height: 28px;
  pointer-events: none;
  opacity: 0.85;
  animation: sparkle-pulse 3.5s ease-in-out infinite;
}
.sparkle-1 { top: 18%; left: 12%; color: var(--bb-cyan); animation-delay: 0s; }
.sparkle-2 { top: 28%; right: 14%; color: var(--bb-yellow); animation-delay: 0.7s; width: 36px; height: 36px; }
.sparkle-3 { bottom: 28%; left: 18%; color: var(--bb-yellow); animation-delay: 1.5s; width: 20px; height: 20px; }
.sparkle-4 { bottom: 18%; right: 16%; color: var(--bb-cyan); animation-delay: 2.2s; width: 32px; height: 32px; }
@keyframes sparkle-pulse {
  0%, 100% { opacity: 0.5; transform: scale(0.85) rotate(0deg); }
  50%      { opacity: 1;   transform: scale(1.15) rotate(45deg); }
}

/* ============================================
   4. CANVAS (frames del vídeo)
   ============================================ */
.canvas-wrap {
  position: fixed; inset: 0;
  z-index: 1;
  pointer-events: none;
  clip-path: circle(0% at 50% 50%);
}
#canvas {
  width: 100%; height: 100%;
  display: block;
}
#canvas-placeholder {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at center, var(--bb-deep-2), var(--bb-deep) 70%),
    var(--bb-deep);
  display: flex; align-items: center; justify-content: center;
  animation: placeholder-pulse 5s ease-in-out infinite;
}
@keyframes placeholder-pulse {
  0%, 100% { filter: hue-rotate(0deg) brightness(1); }
  50%      { filter: hue-rotate(20deg) brightness(1.2); }
}
#canvas-placeholder.hidden { display: none; }
.placeholder-content {
  text-align: center; padding: 0 2rem;
}
.placeholder-label {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 4rem);
  background: linear-gradient(90deg, var(--bb-pink), var(--bb-yellow), var(--bb-cyan));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 1rem;
  letter-spacing: 0.02em;
}
.placeholder-sub {
  font-size: 0.9rem;
  color: var(--bb-gray);
  max-width: 40ch; margin: 0 auto;
}

/* ============================================
   5. DARK OVERLAY (para stats)
   ============================================ */
#dark-overlay {
  position: fixed; inset: 0;
  background: var(--bb-deep);
  opacity: 0;
  z-index: 5;
  pointer-events: none;
}

/* ============================================
   6. MARQUEE
   ============================================ */
.marquee-wrap {
  position: fixed;
  top: 40%;
  left: 0; right: 0;
  z-index: 4;
  overflow: hidden;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s ease;
  mix-blend-mode: difference;
}
.marquee-wrap.visible { opacity: 0.12; }
.marquee-text {
  font-family: var(--font-display);
  font-size: 12vw;
  white-space: nowrap;
  color: var(--bb-white);
  letter-spacing: -0.02em;
  will-change: transform;
}

/* ============================================
   7. SCROLL CONTAINER + SECTIONS
   ============================================ */
#scroll-container {
  position: relative;
  height: 800vh;
  z-index: 6;
}

.scroll-section {
  position: absolute;
  left: 0; right: 0;
  top: 50%;
  transform: translateY(-50%);
  padding: 2rem 0;
  pointer-events: none; /* enable per-section below */
}
.scroll-section.section-cta { pointer-events: auto; }

/* Posicionamiento vertical de cada sección dentro del scroll-container */
#sec-1 { top: 30%; }
#sec-2 { top: 47%; }
#sec-3 { top: 63%; }
#sec-4 { top: 78%; }
#sec-5 { top: 93%; }

.section-inner {
  max-width: 40vw;
}

/* Side-aligned text zones — producto en el centro */
.align-left {
  padding-left: 6vw;
  padding-right: 55vw;
}
.align-right {
  padding-left: 55vw;
  padding-right: 6vw;
}
.align-right .section-inner {
  margin-left: auto;
  text-align: right;
}

/* "Bolita" radial difuminada detrás del texto sobre el vídeo.
   Mejora la legibilidad sin romper el aire del side-aligned. */
.section-content .section-inner {
  position: relative;
  isolation: isolate;
}
.section-content .section-inner::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 135%;
  height: 170%;
  transform: translate(-50%, -50%);
  background: radial-gradient(
    ellipse at center,
    rgba(26, 16, 51, 0.82) 0%,
    rgba(26, 16, 51, 0.6)  30%,
    rgba(26, 16, 51, 0.28) 60%,
    rgba(26, 16, 51, 0)    82%
  );
  filter: blur(10px);
  z-index: -1;
  pointer-events: none;
}

.section-heading {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 5rem);
  line-height: 1;
  letter-spacing: -0.02em;
  margin: 0.5rem 0 1.5rem;
  color: var(--bb-white);
  text-shadow: 0 2px 20px rgba(0,0,0,0.5);
}

.section-body {
  font-size: clamp(1rem, 1.3vw, 1.25rem);
  line-height: 1.6;
  color: var(--bb-gray);
  text-shadow: 0 1px 8px rgba(0,0,0,0.6);
  max-width: 38ch;
}

/* ============================================
   Sección 4 — Stats
   ============================================ */
.section-stats {
  text-align: center;
  pointer-events: auto;
  padding: 0 6vw;
}
.section-stats .section-label {
  display: block;
  margin-bottom: 3rem;
  color: var(--bb-yellow);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1rem, 4vw, 5rem);
  max-width: 1100px; margin: 0 auto;
}
.stat {
  display: flex; flex-direction: column;
  align-items: center; gap: 0.5rem;
}
.stat-number, .stat-number-static {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 7rem);
  line-height: 1;
  color: var(--bb-pink);
  letter-spacing: -0.03em;
}
.stat-infinity .stat-number-static { color: var(--bb-cyan); }
.stat-suffix {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  color: var(--bb-yellow);
  margin-top: -0.5rem;
}
.stat-label {
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--bb-gray);
  margin-top: 0.5rem;
}

/* ============================================
   Sección 5 — CTA Final
   ============================================ */
.section-cta {
  text-align: center;
  padding: 0 6vw;
}
.section-cta .section-inner {
  max-width: 800px; margin: 0 auto;
}
.section-cta .section-label { color: var(--bb-cyan); }
.cta-heading {
  font-size: clamp(2.5rem, 6vw, 6rem);
  background: linear-gradient(90deg, var(--bb-pink), var(--bb-yellow));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 2.5rem;
}
.cta-button {
  display: inline-flex; align-items: center; gap: 0.75rem;
  padding: 1.25rem 2.5rem;
  background: var(--bb-pink);
  color: var(--bb-white);
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.4vw, 1.25rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: 999px;
  border: 3px solid var(--bb-pink);
  box-shadow: 0 10px 40px rgba(255, 61, 165, 0.4);
  transition: all 0.25s ease;
  cursor: pointer;
}
.cta-button:hover {
  background: var(--bb-yellow);
  border-color: var(--bb-yellow);
  color: var(--bb-deep);
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 14px 50px rgba(255, 231, 76, 0.5);
}
.cta-arrow { display: inline-block; transition: transform 0.25s ease; }
.cta-button:hover .cta-arrow { transform: translateX(6px); }
.cta-foot {
  margin-top: 1.5rem;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--bb-gray);
}

/* ============================================
   RESPONSIVE — mobile
   ============================================ */
@media (max-width: 768px) {
  #scroll-container { height: 550vh; }

  .align-left, .align-right {
    padding-left: 6vw; padding-right: 6vw;
    text-align: center;
  }
  .align-right .section-inner { text-align: center; }
  .section-inner { max-width: 100%; margin: 0 auto; }

  .section-body { margin: 0 auto; max-width: 30ch; }

  /* Backdrop oscuro detrás del texto en móvil para legibilidad sobre canvas */
  .section-content .section-inner {
    background: rgba(26, 16, 51, 0.85);
    padding: 1.5rem 1.25rem;
    border-radius: 16px;
    backdrop-filter: blur(8px);
  }
  /* En móvil sustituimos la bolita por el backdrop rectangular */
  .section-content .section-inner::before { display: none; }

  .stats-grid { grid-template-columns: 1fr; gap: 2rem; }

  .marquee-text { font-size: 18vw; }

  .site-header { padding: 1rem; }
}

@media (max-width: 480px) {
  .hero-heading { font-size: clamp(3rem, 18vw, 6rem); }
  .section-heading { font-size: clamp(2rem, 9vw, 3rem); }
}

/* ============================================
   prefers-reduced-motion
   ============================================ */
@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;
  }
  .sparkle { display: none; }
  .scroll-indicator { animation: none; }
  #canvas-placeholder { animation: none; }
}