/* ============================================================
   AUTOMATIZA AIA - V2 PREMIUM LANDING PAGE
   Design System & Global Styles
   CRO-Optimized | Mobile-First | Production-Ready
   ============================================================ */

/* ─── GOOGLE FONTS IMPORT ─── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

/* ─── DESIGN TOKENS · SISTEMA DE DISEÑO PREMIUM ─── */
:root {
  /* ═══ PALETA DE COLORES PRINCIPAL ═══ */
  /* Primary: Verde Esmeralda (conversión + confianza) */
  --color-primary:       #10b981;
  --color-primary-dark:  #047857;
  --color-primary-light: #34d399;
  --color-primary-pale:  rgba(16,185,129,0.1);

  /* Accent: Lime (energía, urgencia) */
  --color-accent:        #a3e635;
  --color-accent-dark:   #84cc16;
  --color-accent-light:  #bfef45;

  /* Secundarios (credibilidad) */
  --color-secondary:     #3b82f6;  /* Azul profesional */
  --color-success:       #10b981;
  --color-warning:       #f59e0b;
  --color-danger:        #ef4444;

  /* ═══ FONDOS · Degradado oscuro elegante ═══ */
  --bg-darkest:          #030712;
  --bg-dark:             #0a0f1e;
  --bg-card:             #111827;
  --bg-card-light:       #1f2937;
  --bg-surface:          #2d3748;
  --bg-hover:            rgba(255,255,255,0.03);

  /* ═══ TEXTO · Contraste optimizado para legibilidad ═══ */
  --text-white:          #f8fafc;
  --text-primary:        #f1f5f9;    /* Headers */
  --text-body:           #cbd5e1;    /* Body text */
  --text-muted:          rgba(248,250,252,0.65);
  --text-subtle:         rgba(248,250,252,0.45);
  --text-disabled:       rgba(248,250,252,0.25);

  /* ═══ GLASS EFFECT (Frosted Glass) ═══ */
  --glass-bg:            rgba(255,255,255,0.07);
  --glass-border:        rgba(255,255,255,0.12);
  --glass-blur:          blur(20px);
  --glass-backdrop:      rgba(3,7,18,0.6);

  /* ═══ SOMBRAS · Profundidad visual ═══ */
  --shadow-sm:           0 2px 8px rgba(0,0,0,0.3);
  --shadow-md:           0 8px 24px rgba(0,0,0,0.4);
  --shadow-lg:           0 20px 48px rgba(0,0,0,0.5);
  --shadow-xl:           0 40px 80px rgba(0,0,0,0.6);

  /* ═══ GLOWS · Efecto de luz (premium) ═══ */
  --glow-green:          0 0 40px rgba(16,185,129,0.4);
  --glow-green-strong:   0 0 80px rgba(16,185,129,0.6);
  --glow-accent:         0 0 40px rgba(163,230,53,0.3);
  --glow-blue:           0 0 40px rgba(59,130,246,0.25);

  /* ═══ SPACING · Escala armónica 8px ═══ */
  --spacing-xs:          4px;
  --spacing-sm:          8px;
  --spacing-md:          16px;
  --spacing-lg:          24px;
  --spacing-xl:          32px;
  --spacing-2xl:         48px;
  --spacing-3xl:         64px;
  --section-pad:         7rem 0;
  --container-w:         1240px;

  /* ═══ TIPOGRAFÍA · Jerarquía clara ═══ */
  --font-primary:        'Plus Jakarta Sans', 'Inter', sans-serif;
  --font-body:           'Inter', sans-serif;
  --font-mono:           'IBM Plex Mono', monospace;

  /* Tamaños escalados */
  --text-xs:             0.75rem;   /* 12px */
  --text-sm:             0.875rem;  /* 14px */
  --text-base:           1rem;      /* 16px */
  --text-lg:             1.125rem;  /* 18px */
  --text-xl:             1.25rem;   /* 20px */
  --text-2xl:            1.5rem;    /* 24px */
  --text-3xl:            1.875rem;  /* 30px */
  --text-4xl:            2.25rem;   /* 36px */
  --text-5xl:            3rem;      /* 48px */

  /* Pesos */
  --font-light:          300;
  --font-regular:        400;
  --font-medium:         500;
  --font-semibold:       600;
  --font-bold:           700;
  --font-black:          900;

  /* ═══ BORDER RADIUS · Consistencia ═══ */
  --r-xs:                4px;
  --r-sm:                8px;
  --r-md:                12px;
  --r-lg:                16px;
  --r-xl:                24px;
  --r-2xl:               32px;
  --r-pill:              999px;

  /* ═══ TRANSICIONES · Movimiento suave ═══ */
  --t-fast:              all 0.15s cubic-bezier(0.4,0,0.2,1);
  --t-smooth:            all 0.35s cubic-bezier(0.4,0,0.2,1);
  --t-bounce:            all 0.4s cubic-bezier(0.175,0.885,0.32,1.275);
  --t-elastic:           all 0.5s cubic-bezier(0.34,1.56,0.64,1);

  /* ═══ Z-INDEX · Jerarquía de capas ═══ */
  --z-dropdown:          100;
  --z-modal:             500;
  --z-nav:               1000;
  --z-tooltip:           1100;
}

/* ─── RESET & BASE ─── */
*, *::before, *::after {
  margin: 0; padding: 0; box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-darkest);
  color: var(--text-white);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* ─── LAYOUT UTILITIES ─── */
.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-pad { padding: var(--section-pad); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.5rem; }

.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }


/* ─── TYPOGRAPHY ─── */
h1,h2,h3,h4,h5 {
  font-family: var(--font-primary);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(16,185,129,0.1);
  border: 1px solid rgba(16,185,129,0.25);
  color: var(--color-primary-light);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.4rem 1rem;
  border-radius: var(--r-pill);
  margin-bottom: 1.25rem;
}

.section-tag .dot {
  width: 6px; height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%,100% { opacity:1; transform:scale(1); }
  50% { opacity:0.5; transform:scale(1.5); }
}

.section-title {
  font-size: clamp(2rem, 4vw, 3.25rem);
  color: var(--text-white);
  margin-bottom: 1.25rem;
}

.section-title span {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.7;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header .section-subtitle { margin: 0 auto; }

/* ─── BUTTONS ─── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  padding: 0.9rem 2rem;
  border-radius: var(--r-pill);
  transition: var(--t-smooth);
  box-shadow: 0 4px 24px rgba(16,185,129,0.35);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(16,185,129,0.5); }
.btn-primary:hover::before { opacity: 1; }
.btn-primary span, .btn-primary i { position: relative; z-index: 1; }

.btn-primary.large { font-size: 1.05rem; padding: 1.1rem 2.5rem; }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  background: transparent;
  color: var(--text-white);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.9rem 2rem;
  border-radius: var(--r-pill);
  border: 1.5px solid var(--glass-border);
  transition: var(--t-smooth);
  white-space: nowrap;
  backdrop-filter: var(--glass-blur);
}

.btn-outline:hover {
  border-color: var(--color-primary);
  background: rgba(16,185,129,0.08);
  color: var(--color-primary-light);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-primary-light);
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--t-smooth);
}

.btn-ghost:hover { gap: 0.75rem; color: var(--color-accent); }

/* ─── GLASS CARDS ─── */
.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-radius: var(--r-lg);
  transition: var(--t-smooth);
}

.glass-card:hover {
  border-color: rgba(16,185,129,0.3);
  background: rgba(255,255,255,0.08);
  box-shadow: 0 8px 40px rgba(0,0,0,0.3), var(--glow-green);
}

/* ─── GRADIENT TEXT ─── */
.gradient-text {
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── SCROLL ANIMATIONS ─── */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1), transform 0.7s cubic-bezier(0.4,0,0.2,1);
}

.reveal.visible { opacity: 1; transform: translateY(0); }

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-left.visible { opacity: 1; transform: translateX(0); }

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-right.visible { opacity: 1; transform: translateX(0); }

/* ─── NOISE OVERLAY ─── */
.noise::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

/* ─── NAV ─── */
#main-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0;
  transition: var(--t-smooth);
}

#main-nav.scrolled {
  background: rgba(3,7,18,0.92);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 4px 32px rgba(0,0,0,0.4);
}

.nav-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: 72px;
}

.nav-logo {
  display: flex;
  justify-content: center;
  grid-column: 2; /* siempre en el centro */
}
.nav-logo img {
  height: 56px;
  width: auto;
  filter: drop-shadow(0 0 10px rgba(16,185,129,0.45)) brightness(1.15);
  transition: filter 0.3s ease;
}
.nav-logo:hover img {
  filter: drop-shadow(0 0 18px rgba(16,185,129,0.7)) brightness(1.25);
}

.nav-right {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
  grid-column: 3; /* siempre a la derecha */
}

.nav-cta-btn {
  font-size: 0.78rem;
  padding: 0.5rem 1.15rem;
  box-shadow: 0 0 16px rgba(16,185,129,0.35);
}

.hidden-mobile { display: inline-flex; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-white);
  transition: color 0.25s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transition: transform 0.25s ease;
}

.nav-links a:hover { color: var(--text-white); }
.nav-links a:hover::after { transform: scaleX(1); }

.nav-cta { margin-left: 1rem; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text-white);
  border-radius: 2px;
  transition: var(--t-smooth);
}

.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: none;
  position: fixed;
  top: 72px; left: 0; right: 0;
  background: rgba(3,7,18,0.97);
  backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--glass-border);
  padding: 2rem 1.5rem;
  z-index: 999;
}

.mobile-menu.open { display: block; animation: slideDown 0.3s ease; }

@keyframes slideDown {
  from { opacity:0; transform:translateY(-10px); }
  to { opacity:1; transform:translateY(0); }
}

.mobile-menu a {
  display: block;
  padding: 0.85rem 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 1px solid var(--glass-border);
  transition: color 0.2s;
}
.mobile-menu a:hover { color: var(--color-primary-light); }
.mobile-menu .btn-primary { display: flex; justify-content: center; margin-top: 1.25rem; }

/* ─── HERO ─── */
#hero {
  min-height: 100svh;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: 68px;
  background: var(--bg-darkest);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 50%, rgba(16,185,129,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 20%, rgba(163,230,53,0.06) 0%, transparent 50%),
    radial-gradient(ellipse 60% 80% at 60% 80%, rgba(16,185,129,0.06) 0%, transparent 60%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(16,185,129,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16,185,129,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: grid-drift 25s linear infinite;
}

@keyframes grid-drift {
  from { background-position: 0 0; }
  to { background-position: 60px 60px; }
}

.hero-orb-1 {
  position: absolute;
  top: 10%; right: 5%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(16,185,129,0.18), transparent 70%);
  border-radius: 50%;
  animation: orb-float 8s ease-in-out infinite;
  pointer-events: none;
}

.hero-orb-2 {
  position: absolute;
  bottom: 5%; left: 5%;
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(163,230,53,0.1), transparent 70%);
  border-radius: 50%;
  animation: orb-float 10s ease-in-out infinite reverse;
  pointer-events: none;
}

@keyframes orb-float {
  0%,100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 5rem;
  align-items: center;
  padding: 4rem 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: rgba(16,185,129,0.1);
  border: 1px solid rgba(16,185,129,0.25);
  color: var(--color-primary-light);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.45rem 1rem;
  border-radius: var(--r-pill);
  margin-bottom: 1.5rem;
  animation: fade-up 0.6s both;
}

.hero-badge .pulse {
  width: 7px; height: 7px;
  background: var(--color-primary);
  border-radius: 50%;
  animation: pulse-badge 2s infinite;
}

@keyframes pulse-badge {
  0%,100% { box-shadow: 0 0 0 0 rgba(16,185,129,0.5); }
  50% { box-shadow: 0 0 0 6px transparent; }
}

/* Activity countdown badge */
.hero-activity {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: rgba(16,185,129,0.07);
  border: 1px solid rgba(16,185,129,0.2);
  border-radius: var(--r-pill);
  padding: 0.35rem 0.85rem 0.35rem 0.6rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  animation: fade-up 0.65s 0.05s both;
}

.hero-activity strong {
  color: var(--color-primary-light);
  font-weight: 700;
}

.activity-ping {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #22c55e;
  flex-shrink: 0;
  position: relative;
}

.activity-ping::before {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: rgba(34,197,94,0.35);
  animation: ping-anim 1.5s ease-out infinite;
}

@keyframes ping-anim {
  0%   { transform: scale(0.9); opacity: 1; }
  100% { transform: scale(2.2); opacity: 0; }
}

.hero-title {
  font-size: clamp(2.6rem, 5vw, 4.25rem);
  font-weight: 900;
  line-height: 1.05;
  margin-bottom: 1.75rem;
  animation: fade-up 0.7s 0.1s both;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: 2.5rem;
  line-height: 1.75;
  font-weight: 400;
  animation: fade-up 0.7s 0.2s both;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
  animation: fade-up 0.7s 0.3s both;
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  animation: fade-up 0.7s 0.4s both;
}

.stat-item { }
.stat-num {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-primary-light);
  line-height: 1;
}
.stat-label {
  font-size: 0.8rem;
  color: var(--text-subtle);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.25rem;
}

/* Video Container */
.hero-video-wrap {
  position: relative;
  animation: fade-up 0.8s 0.5s both;
}

.video-frame {
  position: relative;
  border-radius: var(--r-xl);
  overflow: hidden;
  background: var(--bg-card);
  aspect-ratio: 9/16;
  box-shadow:
    0 40px 80px rgba(0,0,0,0.6),
    0 0 0 1px var(--glass-border),
    0 0 60px rgba(16,185,129,0.15);
}

.video-frame video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.video-glow {
  position: absolute;
  inset: -2px;
  border-radius: calc(var(--r-xl) + 2px);
  background: linear-gradient(135deg, rgba(16,185,129,0.4), rgba(163,230,53,0.2), transparent);
  z-index: -1;
  animation: glow-rotate 4s linear infinite;
}

@keyframes glow-rotate {
  from { filter: hue-rotate(0deg); }
  to   { filter: hue-rotate(30deg); }
}

.video-badge {
  position: absolute;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(3,7,18,0.85);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  color: var(--text-white);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.45rem 1rem;
  border-radius: var(--r-pill);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

@keyframes fade-up {
  from { opacity:0; transform:translateY(24px); }
  to   { opacity:1; transform:translateY(0); }
}

/* ─── CLIENTS CAROUSEL ─── */
#clients {
  padding: 3.5rem 0 0;
  background: rgba(255,255,255,0.015);
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  overflow: hidden;
}

.clients-title {
  text-align: center;
  font-family: var(--font-primary);
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  font-weight: 800;
  color: var(--text-white);
  margin-bottom: 2.5rem;
  letter-spacing: -0.02em;
}

.clients-title span {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.carousel-wrapper {
  position: relative;
  overflow: hidden;
  width: 100%;
}

.carousel-wrapper::before,
.carousel-wrapper::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 80px;
  z-index: 2;
  pointer-events: none;
}

.carousel-wrapper::before {
  left: 0;
  background: linear-gradient(to right, var(--bg-darkest), transparent);
}

.carousel-wrapper::after {
  right: 0;
  background: linear-gradient(to left, var(--bg-darkest), transparent);
}

/* Ancho de cada slide = 25vw en desktop, 90vw en móvil */
.carousel-track {
  display: flex;
  align-items: center;
  /* 4 items × 2 loops; cada item ~25vw */
  animation: carousel-scroll 38s linear infinite;
}

.carousel-track:hover { animation-play-state: paused; }

@keyframes carousel-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.carousel-item {
  flex: 0 0 25vw;
  min-width: 260px;
  max-width: 420px;
  padding: 0; /* SIN gaps */
}

.carousel-item img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 0;      /* Sin bordes redondeados = tira continua */
  border: none;
  opacity: 0.82;
  transition: opacity 0.35s ease;
}

.carousel-item:hover img {
  opacity: 1;
}

/* ─── SUCCESS STORIES ─── */
#cases {
  padding: var(--section-pad);
  position: relative;
}

#cases::before {
  content: '';
  position: absolute;
  top: 50%; right: -15%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(16,185,129,0.06), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.case-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-xl);
  padding: 2.5rem;
  transition: var(--t-bounce);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.case-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.case-card:hover {
  transform: translateY(-8px);
  border-color: rgba(16,185,129,0.25);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4), var(--glow-green);
}

.case-card:hover::before { transform: scaleX(1); }

.case-icon {
  width: 56px; height: 56px;
  border-radius: var(--r-md);
  background: rgba(16,185,129,0.1);
  border: 1px solid rgba(16,185,129,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  transition: var(--t-smooth);
}

.case-card:hover .case-icon {
  background: rgba(16,185,129,0.2);
  transform: scale(1.1);
}

.case-industry {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary-light);
  margin-bottom: 0.75rem;
}

.case-title {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.case-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
  flex-grow: 1;
  margin-bottom: 1.75rem;
}

.case-kpi {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(16,185,129,0.08);
  border: 1px solid rgba(16,185,129,0.2);
  border-radius: var(--r-pill);
  padding: 0.35rem 1rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-primary-light);
  margin-bottom: 1.5rem;
}

.case-cta {
  margin-top: auto;
}

/* ─── METHOD SECTION ─── */
#method {
  padding: var(--section-pad);
  background: linear-gradient(180deg, var(--bg-darkest) 0%, var(--bg-dark) 50%, var(--bg-darkest) 100%);
  position: relative;
}

.method-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 780px;
  margin: 0 auto;
  position: relative;
}

.method-timeline::before {
  content: '';
  position: absolute;
  left: 35px; top: 70px; bottom: 70px;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-primary), var(--color-accent));
  z-index: 0;
}

.method-step {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  padding: 2rem 0;
  position: relative;
  z-index: 1;
}

.step-number {
  flex-shrink: 0;
  width: 72px; height: 72px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--color-primary-light);
  box-shadow: 0 0 20px rgba(16,185,129,0.25);
  transition: var(--t-smooth);
  font-family: var(--font-primary);
}

.method-step:hover .step-number {
  background: rgba(16,185,129,0.1);
  box-shadow: 0 0 40px rgba(16,185,129,0.4);
  transform: scale(1.05);
}

.step-content {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  padding: 1.75rem 2rem;
  transition: var(--t-smooth);
}

.method-step:hover .step-content {
  border-color: rgba(16,185,129,0.25);
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

.step-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.step-title {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.step-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* CTA Between Sections */
.mid-cta {
  text-align: center;
  padding: 5rem 0 2rem;
}

/* ─── VALUE PROPOSITION ─── */
#value-prop {
  padding: 6rem 0;
  position: relative;
  overflow: hidden;
}

.value-prop-inner {
  background: linear-gradient(135deg, rgba(16,185,129,0.08), rgba(163,230,53,0.05));
  border: 1px solid rgba(16,185,129,0.15);
  border-radius: var(--r-xl);
  padding: 5rem 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.value-prop-inner::before {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: conic-gradient(from 0deg, transparent 0%, rgba(16,185,129,0.05) 25%, transparent 50%);
  animation: rotate-bg 12s linear infinite;
}

@keyframes rotate-bg {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.value-main-text {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 1.25rem;
  position: relative;
  z-index: 1;
}

.value-sub-text {
  font-size: 1.2rem;
  color: var(--text-muted);
  position: relative;
  z-index: 1;
  margin-bottom: 2.5rem;
}

.value-highlights {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.value-highlight {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
}

.value-highlight i {
  color: var(--color-primary-light);
}

/* ─── CALENDARIO / CONTACTO ─── */
#contact {
  padding: var(--section-pad);
  position: relative;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

/* Calendar UI */
.calendar-widget {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-xl);
  padding: 2rem;
  overflow: hidden;
}

.cal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.cal-title {
  font-size: 1.1rem;
  font-weight: 700;
}

.cal-nav {
  display: flex;
  gap: 0.5rem;
}

.cal-nav button {
  width: 34px; height: 34px;
  border-radius: var(--r-sm);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-white);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--t-smooth);
}

.cal-nav button:hover { background: rgba(16,185,129,0.1); border-color: var(--color-primary); }

.cal-days-header {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  margin-bottom: 0.5rem;
}

.cal-day-name {
  text-align: center;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-subtle);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.4rem 0;
}

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

.cal-day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: var(--t-smooth);
  font-weight: 500;
  position: relative;
}

.cal-day:hover {
  background: rgba(16,185,129,0.1);
  color: var(--color-primary-light);
}

.cal-day.today {
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
}

.cal-day.occupied {
  opacity: 0.4;
  cursor: not-allowed;
  text-decoration: line-through;
}

.cal-day.blocked {
  opacity: 0.2;
  cursor: not-allowed;
}

.cal-day.empty { cursor: default; }

.cal-day.selected {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  font-weight: 700;
  box-shadow: 0 0 12px rgba(16,185,129,0.4);
}

.cal-day.available:not(.today):not(.selected) {
  border: 1px solid rgba(16,185,129,0.15);
}

.cal-day.available:not(.today):not(.selected):hover {
  border-color: var(--color-primary);
  background: rgba(16,185,129,0.1);
}

/* Time Slots */
.time-slots {
  margin-top: 1.5rem;
}

.time-slots-title {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-subtle);
  margin-bottom: 0.75rem;
}

.slots-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
}

.time-slot {
  padding: 0.45rem 0.5rem;
  text-align: center;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: var(--r-sm);
  border: 1px solid var(--glass-border);
  cursor: pointer;
  transition: var(--t-smooth);
}

.time-slot:hover {
  border-color: var(--color-primary);
  background: rgba(16,185,129,0.1);
  color: var(--color-primary-light);
}

.time-slot.selected {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.time-slot.blocked {
  opacity: 0.25;
  cursor: not-allowed;
  text-decoration: line-through;
}

.cal-booking-form {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--glass-border);
  display: none;
}

.cal-booking-form.show { display: block; animation: fade-up 0.4s both; }

.form-input {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-sm);
  padding: 0.75rem 1rem;
  color: var(--text-white);
  font-size: 0.9rem;
  transition: var(--t-smooth);
  margin-bottom: 0.75rem;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  background: rgba(16,185,129,0.05);
}

.form-input::placeholder { color: var(--text-subtle); }

/* Contact Cards */
.contact-cards {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  padding: 1.75rem;
  transition: var(--t-smooth);
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.contact-card:hover {
  border-color: rgba(16,185,129,0.3);
  transform: translateX(4px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

.contact-card-icon {
  width: 52px; height: 52px;
  border-radius: var(--r-md);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.contact-card h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.3rem;
}

.contact-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ─── ABOUT WILLIAM ─── */
#william {
  padding: var(--section-pad);
  background: var(--bg-dark);
  position: relative;
  overflow: hidden;
}

#william::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(16,185,129,0.06), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.william-grid {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 5rem;
  align-items: center;
}

.william-photo {
  position: relative;
}

.william-photo img {
  width: 100%;
  border-radius: var(--r-xl);
  object-fit: cover;
  aspect-ratio: 3/4;
  box-shadow: 0 32px 64px rgba(0,0,0,0.5);
}

.william-photo-badge {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(3,7,18,0.9);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(16,185,129,0.3);
  border-radius: var(--r-pill);
  padding: 0.6rem 1.25rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary-light);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
}

.william-name {
  font-size: 3rem;
  font-weight: 900;
  margin-bottom: 0.5rem;
}

.william-role {
  color: var(--color-primary-light);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 1.75rem;
}

.william-bio {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 2rem;
}

.william-socials {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  border-radius: var(--r-pill);
  border: 1.5px solid var(--glass-border);
  font-size: 0.85rem;
  font-weight: 600;
  transition: var(--t-smooth);
  background: var(--glass-bg);
}

.social-btn:hover {
  border-color: var(--color-primary);
  background: rgba(16,185,129,0.08);
  color: var(--color-primary-light);
  transform: translateY(-2px);
}

.william-credentials {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.credential-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-md);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.credential-item i {
  color: var(--color-primary-light);
  font-size: 1rem;
}

.credential-item span {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-muted);
}

/* ─── FAQ ─── */
#faq {
  padding: var(--section-pad);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: var(--t-smooth);
}

.faq-item.open {
  border-color: rgba(16,185,129,0.25);
  box-shadow: 0 4px 24px rgba(0,0,0,0.3);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.4rem 1.75rem;
  cursor: pointer;
  font-weight: 700;
  font-size: 1rem;
  gap: 1rem;
  transition: color 0.25s;
}

.faq-item.open .faq-question { color: var(--color-primary-light); }

.faq-icon {
  width: 28px; height: 28px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  transition: var(--t-smooth);
}

.faq-item.open .faq-icon {
  background: rgba(16,185,129,0.15);
  border-color: rgba(16,185,129,0.3);
  color: var(--color-primary-light);
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4,0,0.2,1), padding 0.3s ease;
  padding: 0 1.75rem;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.75;
}

.faq-item.open .faq-answer {
  max-height: 400px;
  padding: 0 1.75rem 1.5rem;
}

/* ─── BLOG ─── */
#blog {
  padding: var(--section-pad);
  background: linear-gradient(180deg, var(--bg-darkest), var(--bg-dark), var(--bg-darkest));
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-xl);
  overflow: hidden;
  transition: var(--t-bounce);
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  transform: translateY(-6px);
  border-color: rgba(16,185,129,0.2);
  box-shadow: 0 16px 48px rgba(0,0,0,0.4);
}

.blog-thumb {
  height: 180px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--bg-surface), var(--bg-card));
}

.blog-thumb-icon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
  color: var(--color-primary-light);
}

.blog-thumb-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent, rgba(17,24,39,0.8));
}

.blog-tag {
  position: absolute;
  top: 1rem; left: 1rem;
  background: rgba(16,185,129,0.15);
  border: 1px solid rgba(16,185,129,0.25);
  color: var(--color-primary-light);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3rem 0.75rem;
  border-radius: var(--r-pill);
}

.blog-body { padding: 1.5rem; display: flex; flex-direction: column; flex-grow: 1; }

.blog-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  line-height: 1.35;
}

.blog-excerpt {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.65;
  flex-grow: 1;
  margin-bottom: 1.25rem;
}

.blog-read {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary-light);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: gap 0.2s ease;
}

.blog-card:hover .blog-read { gap: 0.65rem; }

/* ─── TESTIMONIALS ─── */
#testimonials {
  padding: var(--section-pad);
  position: relative;
  overflow: hidden;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.clients-logos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.client-logo-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  padding: 0;
  overflow: hidden;
  aspect-ratio: 4/3;
  transition: var(--t-smooth);
}

.client-logo-card:hover {
  border-color: rgba(16,185,129,0.35);
  transform: scale(1.02);
}

.client-logo-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: opacity(0.85);
  transition: var(--t-smooth);
}

.client-logo-card:hover img {
  filter: opacity(1);
}

/* Google Reviews Widget */
.google-reviews {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-xl);
  padding: 2rem;
  flex-grow: 1;
}

.google-reviews-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--glass-border);
}

.gmb-logo {
  width: 44px; height: 44px;
  border-radius: var(--r-sm);
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.gmb-info h4 { font-size: 1rem; font-weight: 700; margin-bottom: 0.2rem; }
.gmb-stars { color: #fbbf24; font-size: 0.9rem; letter-spacing: 1px; }
.gmb-count { font-size: 0.78rem; color: var(--text-subtle); margin-left: 0.5rem; }

.review-item {
  padding: 1rem 0;
  border-bottom: 1px solid var(--glass-border);
}
.review-item:last-child { border-bottom: none; }
.review-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 0.5rem; }
.reviewer-name { font-weight: 600; font-size: 0.9rem; }
.review-stars { color: #fbbf24; font-size: 0.8rem; }
.review-date { font-size: 0.75rem; color: var(--text-subtle); }
.review-text { font-size: 0.88rem; color: var(--text-muted); line-height: 1.6; }

/* ─── FOOTER ─── */
#footer {
  background: var(--bg-darkest);
  border-top: 1px solid var(--glass-border);
  padding: 5rem 0 2rem;
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3.5rem;
  margin-bottom: 4rem;
}

.footer-brand {}
.footer-logo { height: 36px; margin-bottom: 1.25rem; }
.footer-tagline {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  max-width: 280px;
}

.footer-social {
  display: flex;
  gap: 0.6rem;
}

.footer-social a {
  width: 38px; height: 38px;
  border-radius: var(--r-sm);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: var(--t-smooth);
}

.footer-social a:hover {
  background: rgba(16,185,129,0.1);
  border-color: rgba(16,185,129,0.3);
  color: var(--color-primary-light);
  transform: translateY(-2px);
}

.footer-col h5 {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-white);
  margin-bottom: 1.25rem;
}

.footer-col ul { display: flex; flex-direction: column; gap: 0.65rem; }

.footer-col ul li a {
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: color 0.2s;
}

.footer-col ul li a:hover { color: var(--color-primary-light); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--glass-border);
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copyright {
  font-size: 0.82rem;
  color: var(--text-subtle);
}

.footer-legal {
  display: flex;
  gap: 1.5rem;
}

.footer-legal a {
  font-size: 0.82rem;
  color: var(--text-subtle);
  transition: color 0.2s;
}

.footer-legal a:hover { color: var(--color-primary-light); }

/* ─── WHATSAPP FLOAT ─── */
.wa-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 900;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.75rem;
}

.wa-bubble {
  background: var(--bg-card);
  border: 2px solid rgba(16,185,129,0.4);
  width: 62px; height: 62px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  box-shadow: 0 4px 24px rgba(37,211,102,0.45);
  transition: var(--t-smooth);
  animation: wa-pulse 3s ease-in-out infinite;
}

@keyframes wa-pulse {
  0%,100% { box-shadow: 0 4px 24px rgba(16,185,129,0.35), 0 0 0 0 rgba(16,185,129,0.2); }
  50% { box-shadow: 0 4px 32px rgba(16,185,129,0.55), 0 0 0 8px rgba(16,185,129,0); }
}

.wa-bubble img {
  width: 40px; height: 40px;
  object-fit: contain;
  border-radius: 50%;
}

.wa-bubble:hover { transform: scale(1.1); box-shadow: 0 8px 40px rgba(16,185,129,0.5); }

.wa-label {
  background: rgba(3,7,18,0.85);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  color: var(--text-white);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.4rem 0.85rem;
  border-radius: var(--r-pill);
  opacity: 0;
  transform: translateX(10px);
  transition: var(--t-smooth);
  pointer-events: none;
}

.wa-float:hover .wa-label {
  opacity: 1;
  transform: translateX(0);
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1100px) {
  .hero-content { grid-template-columns: 1fr 340px; gap: 3rem; }
  .william-grid { grid-template-columns: 340px 1fr; gap: 3.5rem; }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
  .footer-grid .footer-col:last-child { display: none; }
}

@media (max-width: 900px) {
  :root { --section-pad: 5rem 0; }
  .hero-content { grid-template-columns: 1fr; gap: 3rem; }
  .hero-video-wrap { max-width: 380px; margin: 0 auto; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .blog-grid { grid-template-columns: 1fr 1fr; }
  .william-grid { grid-template-columns: 1fr; }
  .william-photo { max-width: 360px; margin: 0 auto; }
  .william-name { font-size: 2.25rem; }
  .contact-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .carousel-wrapper::before,
  .carousel-wrapper::after { width: 80px; }
}

@media (max-width: 640px) {
  :root { --section-pad: 4rem 0; }
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .hidden-mobile { display: none; }
  .hamburger { display: flex; }
  .hero-title { font-size: clamp(2rem, 8vw, 3rem); }
  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn-primary,
  .hero-ctas .btn-outline { width: 100%; justify-content: center; }
  .hero-stats { gap: 1.5rem; }
  .grid-3 { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .value-prop-inner { padding: 3rem 1.75rem; }
  .william-credentials { grid-template-columns: 1fr; }
  .slots-grid { grid-template-columns: repeat(3, 1fr); }
  .clients-logos { grid-template-columns: 1fr 1fr; gap: 0.75rem; }
  .method-timeline::before { left: 20px; top: 80px; }
  .step-number { width: 42px; height: 42px; font-size: 1rem; }
}

/* ─── BOOKING SUCCESS ─── */
.booking-success {
  text-align: center;
  padding: 2rem 1rem;
}

.booking-success-icon {
  font-size: 3rem;
  color: var(--color-primary);
  margin-bottom: 1rem;
  animation: pop-in 0.4s cubic-bezier(0.175,0.885,0.32,1.275);
}

@keyframes pop-in {
  from { transform: scale(0); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}

.booking-success h4 {
  font-size: 1.3rem;
  color: var(--text-white);
  margin-bottom: 0.75rem;
}

.booking-success p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 0.5rem;
}

.booking-success-sub {
  font-size: 0.85rem !important;
  color: var(--text-subtle) !important;
}

/* ─── SCROLLBAR ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-darkest); }
::-webkit-scrollbar-thumb { background: rgba(16,185,129,0.3); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(16,185,129,0.5); }

/* ─── WILLIAM FLOAT CARD ─── */
.william-float-card {
  position: absolute;
  bottom: -1.5rem;
  left: -1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--bg-card);
  border: 1px solid rgba(16,185,129,0.3);
  border-radius: var(--r-lg);
  padding: 0.75rem 1.25rem 0.75rem 0.75rem;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4), var(--glow-green);
  z-index: 4;
  animation: float-card 4s ease-in-out infinite;
}

@keyframes float-card {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-6px); }
}

.william-float-avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--color-primary);
  flex-shrink: 0;
  background: var(--bg-surface);
  display: flex; align-items: center; justify-content: center;
}

.william-float-avatar img {
  width: 100%; height: 100%;
  object-fit: cover;
}

.william-float-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  color: var(--color-primary-light);
  background: rgba(16,185,129,0.1);
}

.william-float-name {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-white);
  white-space: nowrap;
}

.william-float-role {
  font-size: 0.72rem;
  color: var(--color-primary-light);
  white-space: nowrap;
}

.william-float-ping {
  position: absolute;
  top: 0.6rem; right: 0.6rem;
  width: 8px; height: 8px;
  background: var(--color-primary);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

/* ─── VIDEO CUSTOM CONTROLS ─── */
.video-controls {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 0.85rem;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 100%);
  border-radius: 0 0 var(--r-md) var(--r-md);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 5;
}

.video-frame:hover .video-controls { opacity: 1; }

.vc-btn {
  background: rgba(255,255,255,0.15);
  border: none;
  color: #fff;
  width: 30px; height: 30px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  font-size: 0.75rem;
  flex-shrink: 0;
  transition: background 0.2s;
}

.vc-btn:hover { background: rgba(16,185,129,0.7); }

.vc-progress-wrap {
  flex: 1;
  display: flex;
  align-items: center;
}

.vc-progress-bar {
  position: relative;
  width: 100%;
  height: 4px;
  background: rgba(255,255,255,0.25);
  border-radius: 2px;
  cursor: pointer;
}

.vc-progress-fill {
  height: 100%;
  background: var(--color-primary);
  border-radius: 2px;
  width: 0%;
  pointer-events: none;
}

.vc-progress-thumb {
  position: absolute;
  top: 50%; right: 0;
  transform: translate(50%, -50%);
  width: 12px; height: 12px;
  background: #fff;
  border-radius: 50%;
  pointer-events: none;
  display: none;
}

.vc-progress-bar:hover .vc-progress-thumb { display: block; }

.vc-time {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.8);
  white-space: nowrap;
  flex-shrink: 0;
  min-width: 36px;
}

/* ─── METHOD 2-COLUMN LAYOUT ─── */
.method-two-col {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 5rem;
  align-items: start;
}

.method-phases { display: flex; flex-direction: column; }

.step-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.step-tags span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(16,185,129,0.08);
  border: 1px solid rgba(16,185,129,0.2);
  color: var(--color-primary-light);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.3rem 0.75rem;
  border-radius: var(--r-pill);
}

.step-tags span i { font-size: 0.7rem; }

/* ─── SERVICES PANEL ─── */
.method-services {
  position: sticky;
  top: 100px;
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-xl);
  padding: 2rem;
}

.services-header { margin-bottom: 1.5rem; }

.services-title {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-white);
}

.services-title span {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.services-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.service-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--glass-border);
  transition: var(--t-smooth);
}

.service-item:last-child { border-bottom: none; }
.service-item:hover { padding-left: 0.5rem; }

.service-icon {
  width: 34px; height: 34px;
  border-radius: var(--r-sm);
  background: rgba(16,185,129,0.1);
  border: 1px solid rgba(16,185,129,0.2);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-primary);
  font-size: 0.9rem;
  flex-shrink: 0;
}

.service-name {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 0.15rem;
}

.service-desc {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.4;
}

@media (max-width: 1100px) {
  .method-two-col {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .method-services { position: static; }
}

@media (max-width: 768px) {
  .william-float-card { left: 0.5rem; bottom: -1rem; }
}

/* ─── CASE COMPARE (3-point comparison) ─── */
.case-compare {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
  flex-grow: 1;
}

.compare-row {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0.75rem;
  background: var(--bg-surface);
  border-radius: var(--r-sm);
  border: 1px solid var(--glass-border);
}

.compare-before,
.compare-after {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.85rem;
  line-height: 1.4;
}

.compare-before {
  color: var(--text-subtle);
  text-decoration: line-through;
  text-decoration-color: rgba(239,68,68,0.5);
}

.compare-before i {
  color: #ef4444;
  font-size: 0.75rem;
  margin-top: 3px;
  flex-shrink: 0;
}

.compare-after {
  color: var(--text-white);
  font-weight: 600;
}

.compare-after i {
  color: var(--color-primary);
  font-size: 0.75rem;
  margin-top: 3px;
  flex-shrink: 0;
}

/* ─── SELECTION ─── */
::selection {
  background: rgba(16,185,129,0.25);
  color: var(--color-primary-light);
}

/* ─── VIDEO CAPTION ─── */
.video-caption {
  position: absolute;
  bottom: 52px; left: 0; right: 0;
  padding: 0.45rem 0.9rem;
  background: linear-gradient(to top, rgba(0,0,0,0.75), transparent);
  font-size: 0.75rem;
  color: rgba(255,255,255,0.75);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  z-index: 4;
  pointer-events: none;
}
.video-caption i { color: var(--color-primary-light); font-size: 0.7rem; }

/* ─── CLIENT LOGOS STRIP (sin bordes) ─── */
.clients-logos-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-bottom: 3rem;
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.client-logo-slot {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  background: rgba(255,255,255,0.025);
  border-right: 1px solid var(--glass-border);
  transition: background 0.25s;
}
.client-logo-slot:last-child { border-right: none; }
.client-logo-slot:hover { background: rgba(16,185,129,0.05); }

.client-logo-slot img {
  width: 100%;
  height: auto;
  max-height: 80px;
  object-fit: contain;
  filter: opacity(0.85);
  transition: filter 0.25s;
}
.client-logo-slot:hover img { filter: opacity(1); }

/* ─── REVIEWS TWO COL ─── */
.reviews-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

/* ─── GMB LINK BUTTON ─── */
.gmb-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1.25rem;
  padding: 0.65rem 1.25rem;
  background: rgba(66,133,244,0.08);
  border: 1px solid rgba(66,133,244,0.25);
  border-radius: var(--r-pill);
  color: #93c5fd;
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--t-smooth);
  width: 100%;
  justify-content: center;
}
.gmb-link-btn:hover {
  background: rgba(66,133,244,0.15);
  border-color: rgba(66,133,244,0.45);
  color: #bfdbfe;
}

/* ─── TESTIMONIALS RIGHT PANEL ─── */
.testimonials-right {
  display: flex;
  flex-direction: column;
  justify-content: center;
  height: 100%;
}

.testimonial-big-quote {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-xl);
  padding: 2rem;
  position: relative;
}

.testimonial-big-quote i {
  color: var(--color-primary);
  font-size: 1.5rem;
  margin-bottom: 1rem;
  display: block;
}

.testimonial-big-quote p {
  font-size: 1.15rem;
  color: var(--text-white);
  line-height: 1.6;
  font-style: italic;
  margin-bottom: 1rem;
}

.testimonial-author {
  font-size: 0.82rem;
  color: var(--color-primary-light);
  font-weight: 600;
}

/* ─── HERO SOCIAL ICONS ─── */
.hero-socials {
  display: flex;
  gap: 0.65rem;
  margin-top: 1.25rem;
  animation: fade-up 0.8s 0.4s both;
}

.hero-social-btn {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  color: var(--text-muted);
  transition: var(--t-smooth);
}

.hero-social-btn:hover {
  background: rgba(16,185,129,0.15);
  border-color: rgba(16,185,129,0.4);
  color: var(--color-primary-light);
  transform: translateY(-2px);
}

/* ─── CALENDAR CTA HEADER ─── */
.cal-cta-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: linear-gradient(135deg, rgba(16,185,129,0.12), rgba(16,185,129,0.04));
  border: 1px solid rgba(16,185,129,0.25);
  border-radius: var(--r-md);
  padding: 0.85rem 1.25rem;
  margin-bottom: 1.25rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-primary-light);
}

.cal-cta-header i { font-size: 1.1rem; }

/* ─── LOGOS COMPOSITE 2×2 ─── */
.logos-composite {
  margin-bottom: 3rem;
}

.logos-composite-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 2px;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  aspect-ratio: 1 / 1;
  max-width: 480px;
  margin: 0 auto;
}

.logo-cell {
  background: rgba(255,255,255,0.03);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  transition: background 0.25s;
}

.logo-cell:hover { background: rgba(16,185,129,0.06); }

.logo-cell img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: opacity(0.85);
  transition: filter 0.25s;
}

.logo-cell:hover img { filter: opacity(1); }

.logos-composite-label {
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-subtle);
  margin-top: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ─── RESPONSIVE NUEVAS SECCIONES ─── */
@media (max-width: 900px) {
  .clients-logos-strip { grid-template-columns: repeat(2, 1fr); }
  .client-logo-slot:nth-child(2) { border-right: none; }
  .client-logo-slot:nth-child(3) { border-top: 1px solid var(--glass-border); }
  .client-logo-slot:nth-child(4) { border-top: 1px solid var(--glass-border); border-right: none; }
  .reviews-two-col { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .clients-logos-strip { grid-template-columns: repeat(2, 1fr); }
  .video-caption { font-size: 0.68rem; }
}

/* ═══════════════════════════════════════════════════════════════
   NAV · SOLO LOGO
   ═══════════════════════════════════════════════════════════════ */
#main-nav.nav-vsl {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0;
  transition: background 0.4s ease, border-color 0.4s ease;
}
#main-nav.nav-vsl.scrolled {
  background: rgba(3,7,18,0.88);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  box-shadow: 0 4px 40px rgba(0,0,0,0.5);
}
.nav-inner-vsl {
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.nav-vsl .nav-logo {
  grid-column: unset;
}
.nav-vsl .nav-logo img {
  height: 52px;
  width: auto;
  filter: drop-shadow(0 0 14px rgba(16,185,129,0.55)) brightness(1.2);
  transition: filter 0.3s ease, transform 0.3s ease;
}
.nav-vsl .nav-logo:hover img {
  filter: drop-shadow(0 0 22px rgba(16,185,129,0.8)) brightness(1.3);
  transform: scale(1.03);
}

/* ═══════════════════════════════════════════════════════════════
   VSL HERO · Video borde-a-borde · Pantalla completa
   ═══════════════════════════════════════════════════════════════ */

/* Ocultar el residual del hero antiguo si quedara */
.hero-vsl-mode .hero-content { display: none; }

/* Section base */
.hero-vsl-mode {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;   /* stack desde arriba → video siempre visible */
  padding-top: 68px;
  gap: 0;
  position: relative;
  overflow: hidden;
}

/* ── TEXTO SUPERIOR ── */
.vsl-text-top {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  /* Ultra compacto — el video es el héroe, el texto es el gancho */
  padding: 0.85rem 1.5rem 0.4rem;
  text-align: center;
  animation: fade-up 0.6s 0.05s both;
  flex-shrink: 0;
}

/* Badge superior · Glassmorphism premium */
.vsl-top-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  color: var(--color-primary-light);
  font-size: 0.75rem;
  font-weight: var(--font-bold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.45rem 1rem;
  border-radius: var(--r-pill);
  margin-bottom: 0.75rem;   /* reducido: antes 2rem */
  animation: fade-up 0.6s 0.05s both;
  transition: var(--t-smooth);
  box-shadow: 0 0 20px rgba(16,185,129,0.15);
}
.vsl-top-badge:hover {
  background: rgba(16,185,129,0.12);
  border-color: var(--color-primary-light);
  box-shadow: 0 0 32px rgba(16,185,129,0.25);
}
.vsl-top-badge .pulse {
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse-badge 2.2s ease-in-out infinite;
  box-shadow: 0 0 12px var(--color-accent);
}

/* ── TÍTULO VSL · Hook compacto — 1 línea visible, video visible al cargar ── */
.vsl-title {
  font-size: clamp(1.35rem, 2.6vw, 2.2rem);
  font-weight: var(--font-black);
  line-height: 1.2;
  letter-spacing: -0.025em;
  margin-bottom: 0;
  max-width: 820px;
  color: var(--text-primary);
  animation: fade-up 0.7s 0.12s both;
}

/* Efecto degradado en span */
.vsl-title .gradient-text {
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: var(--font-black);
}

/* ── SUBTÍTULO VSL · Ahora vive DEBAJO del video ── */
.vsl-subtitle {
  font-size: clamp(0.92rem, 1.5vw, 1.1rem);
  color: var(--text-body);
  max-width: 680px;
  margin: 0 auto 1.5rem;
  line-height: 1.65;
  font-weight: var(--font-regular);
  letter-spacing: 0.2px;
  text-align: center;
}
.vsl-subtitle strong {
  color: var(--text-primary);
  font-weight: var(--font-semibold);
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── VIDEO · BORDE A BORDE · Altura calculada para caber en el fold ── */
.vsl-video-outer {
  position: relative;
  z-index: 2;
  width: 100%;
  /* Calcula: viewport - nav(68) - text-top(~110) - buffer(22) = 100svh - 200px */
  height: calc(100svh - 200px);
  min-height: 280px;
  flex-shrink: 0;
  animation: fade-up 0.8s 0.2s both;
}

/* Luz ambiental detrás del video */
.vsl-ambient-glow {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 80%;
  height: 60%;
  background: radial-gradient(ellipse, rgba(16,185,129,0.35) 0%, transparent 70%);
  filter: blur(60px);
  pointer-events: none;
  z-index: 0;
}

.vsl-frame {
  position: relative;
  width: 100%;
  height: 100%;               /* llena el outer que ya tiene altura calculada */
  overflow: hidden;
  background: #000;
  box-shadow:
    0 0 0 1px var(--glass-border),
    0 80px 160px rgba(0,0,0,0.8),
    0 0 140px var(--glow-green-strong),
    inset 0 0 40px rgba(16,185,129,0.08);
  cursor: pointer;
  border-radius: 0;
  transition: var(--t-smooth);
}
.vsl-frame:hover {
  box-shadow:
    0 0 0 1px rgba(16,185,129,0.4),
    0 100px 200px rgba(0,0,0,0.85),
    0 0 180px var(--glow-green-strong),
    inset 0 0 60px rgba(16,185,129,0.12);
}

.vsl-frame video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Overlay Play inicial */
.vsl-play-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(ellipse at center, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.55) 100%),
    linear-gradient(180deg, transparent 30%, rgba(3,7,18,0.7) 100%);
  border: 0;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.1rem;
  transition: opacity 0.35s ease;
  z-index: 4;
}
.vsl-play-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.vsl-play-circle {
  width: 92px;
  height: 92px;
  border-radius: 50%;
  background: linear-gradient(135deg, #10b981, #059669);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 2rem;
  padding-left: 6px;
  box-shadow:
    0 20px 60px rgba(16,185,129,0.55),
    0 0 0 10px rgba(16,185,129,0.18),
    0 0 0 22px rgba(16,185,129,0.08);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  animation: vsl-play-pulse 2.2s ease-in-out infinite;
}
.vsl-play-overlay:hover .vsl-play-circle {
  transform: scale(1.08);
  box-shadow:
    0 25px 70px rgba(16,185,129,0.7),
    0 0 0 14px rgba(16,185,129,0.25),
    0 0 0 28px rgba(16,185,129,0.12);
}

@keyframes vsl-play-pulse {
  0%, 100% { box-shadow: 0 20px 60px rgba(16,185,129,0.55), 0 0 0 10px rgba(16,185,129,0.18), 0 0 0 22px rgba(16,185,129,0.08); }
  50%      { box-shadow: 0 20px 60px rgba(16,185,129,0.6),  0 0 0 16px rgba(16,185,129,0.22), 0 0 0 34px rgba(16,185,129,0.04); }
}

.vsl-play-text {
  color: #fff;
  text-align: center;
}
.vsl-play-title {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin-bottom: 0.35rem;
  text-shadow: 0 2px 12px rgba(0,0,0,0.5);
}
.vsl-play-sub {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.82);
  background: rgba(0,0,0,0.35);
  backdrop-filter: blur(8px);
  padding: 0.35rem 0.85rem;
  border-radius: var(--r-pill);
  border: 1px solid rgba(255,255,255,0.12);
}

/* Controles custom VSL */
.vsl-controls {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 0.9rem 1rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.72) 60%);
  opacity: 0;
  transition: opacity 0.25s ease;
  z-index: 3;
}
.vsl-frame.playing:hover .vsl-controls,
.vsl-frame.playing.paused .vsl-controls {
  opacity: 1;
}

.vsl-btn {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.18);
  color: #fff;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.85rem;
  transition: background 0.2s ease, transform 0.2s ease;
}
.vsl-btn:hover {
  background: rgba(16,185,129,0.5);
  transform: scale(1.08);
}

.vsl-progress-wrap { flex: 1; display: flex; align-items: center; }
.vsl-progress-bar {
  position: relative;
  width: 100%;
  height: 5px;
  background: rgba(255,255,255,0.2);
  border-radius: var(--r-pill);
  cursor: pointer;
  transition: height 0.15s;
}
.vsl-progress-bar:hover { height: 7px; }
.vsl-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #10b981, #a3e635);
  border-radius: var(--r-pill);
  transition: width 0.05s linear;
}
.vsl-progress-thumb {
  position: absolute;
  top: 50%;
  left: 0%;
  width: 13px;
  height: 13px;
  background: #fff;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 0 3px rgba(16,185,129,0.55);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s;
}
.vsl-progress-bar:hover .vsl-progress-thumb { opacity: 1; }

.vsl-time {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.85);
  font-variant-numeric: tabular-nums;
  min-width: 78px;
  text-align: right;
}

/* ── TEXTO INFERIOR · CTA + TRUST ── */
.vsl-text-bottom {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 860px;
  margin: 0 auto;
  padding: 2rem 1.5rem 3.5rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  animation: fade-up 0.7s 0.4s both;
}

/* ──────────── CTA Principal bajo el video ──────────── */
.vsl-cta-wrap {
  margin-top: 2.25rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  animation: fade-up 0.7s 0.4s both;
}

/* ── BOTÓN CTA PRINCIPAL · Ultra vendedor ── */
.btn-primary.vsl-main-cta {
  font-size: 1.15rem;
  font-weight: var(--font-black);
  padding: 1.35rem 2.5rem;
  letter-spacing: -0.02em;
  gap: 0.6rem;
  position: relative;
  overflow: hidden;
  transition: var(--t-smooth);
  animation: vsl-cta-pulse 2.4s ease-in-out infinite;

  /* Sombra base mejorada */
  box-shadow:
    0 0 0 1px var(--glass-border),
    0 20px 60px rgba(16,185,129,0.4),
    0 0 80px rgba(16,185,129,0.25);

  /* Degradado de fondo */
  background: linear-gradient(135deg, var(--color-primary) 0%, #06944e 100%);
}

/* Efecto glow detrás del botón */
.btn-primary.vsl-main-cta::before {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: inherit;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent), var(--color-primary-light));
  z-index: -1;
  filter: blur(12px);
  opacity: 0.6;
  transition: opacity 0.3s ease;
}

/* Brillo interno al hover */
.btn-primary.vsl-main-cta::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%, rgba(255,255,255,0) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

/* Hover mejorado */
.btn-primary.vsl-main-cta:hover {
  transform: translateY(-3px) scale(1.04);
  box-shadow:
    0 0 0 1px var(--color-primary-light),
    0 30px 80px rgba(16,185,129,0.55),
    0 0 120px rgba(16,185,129,0.35);
  background: linear-gradient(135deg, var(--color-primary-light) 0%, #10b981 100%);
}

.btn-primary.vsl-main-cta:hover::before {
  opacity: 0.8;
}

.btn-primary.vsl-main-cta:hover::after {
  opacity: 0.6;
}

/* Pulso mejorado */
@keyframes vsl-cta-pulse {
  0%, 100% {
    box-shadow:
      0 0 0 1px var(--glass-border),
      0 20px 60px rgba(16,185,129,0.4),
      0 0 80px rgba(16,185,129,0.25);
  }
  50% {
    box-shadow:
      0 0 0 1px rgba(16,185,129,0.5),
      0 28px 80px rgba(16,185,129,0.6),
      0 0 120px rgba(16,185,129,0.4);
  }
}

.vsl-cta-sub {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.35rem 0.85rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.vsl-cta-sub i { color: var(--color-primary-light); margin-right: 0.35rem; }
.vsl-dot { opacity: 0.4; }

/* ──────────── Trust row inline ──────────── */
.vsl-trust-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.25rem 2.5rem;
  margin-top: 1rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255,255,255,0.07);
  width: 100%;
}

.vsl-stats-inline {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.vsl-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.vsl-stat .stat-num {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-primary-light);
  line-height: 1;
}
.vsl-stat .stat-label {
  font-size: 0.7rem;
  color: var(--text-subtle);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.2rem;
}
.vsl-stat-divider {
  width: 1px;
  height: 32px;
  background: rgba(255,255,255,0.12);
}

.vsl-socials-row {
  display: flex;
  gap: 0.5rem;
}

/* ════════════════════════════════════════════════════════════
   PILLS DE BENEFICIOS · Scannable en 2 segundos
   ════════════════════════════════════════════════════════════ */
.vsl-benefits {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem 0.6rem;
  margin-bottom: 1.25rem;
}
.vsl-benefit {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(16,185,129,0.08);
  border: 1px solid rgba(16,185,129,0.22);
  color: var(--text-primary);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 0.5rem 0.95rem;
  border-radius: 999px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  white-space: nowrap;
  line-height: 1;
}
.vsl-benefit i {
  color: var(--color-primary-light);
  font-size: 0.9rem;
}

/* Ping de actividad arriba del CTA */
.hero-activity-top {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 auto 0.9rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
}
.hero-activity-top strong { color: var(--color-primary-light); }

/* Arrow animado en el CTA */
.vsl-cta-arrow {
  transition: transform 0.25s cubic-bezier(0.16,1,0.3,1);
  margin-left: 0.1rem;
}
.btn-primary.vsl-main-cta:hover .vsl-cta-arrow {
  transform: translateX(5px);
}

/* ═══════════════════════════════════════════════════════════════
   MEJORAS UI · SECCIONES GENERALES
   ═══════════════════════════════════════════════════════════════ */

/* Separador visual entre secciones */
section + section {
  border-top: 1px solid rgba(255,255,255,0.05);
}

/* Fondo alterno para variar profundidad */
#testimonials, #method { background: rgba(255,255,255,0.015); }
#william, #faq { background: rgba(16,185,129,0.015); }

/* Section headers más limpios */
.section-header {
  margin-bottom: 3.5rem;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.025em;
  margin-bottom: 0.75rem;
}
.section-subtitle {
  font-size: 1.08rem;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Cards en general: mejor sombra */
.case-card, .service-item, .method-step, .blog-card {
  transition: transform 0.3s cubic-bezier(0.4,0,0.2,1),
              box-shadow 0.3s cubic-bezier(0.4,0,0.2,1);
}
.case-card:hover, .blog-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 64px rgba(0,0,0,0.4), 0 0 0 1px rgba(16,185,129,0.2);
}

/* ── RESPONSIVE GENERAL VSL ── */
@media (max-width: 900px) {
  .vsl-text-top { padding: 0.85rem 1.25rem 0.4rem; }
  .vsl-text-bottom { padding: 1.75rem 1.25rem 2.75rem; }
  .vsl-play-circle { width: 74px; height: 74px; font-size: 1.5rem; }
  .vsl-play-title { font-size: 1rem; }
  .vsl-play-sub { font-size: 0.78rem; }
  .btn-primary.vsl-main-cta { font-size: 1rem; padding: 1rem 1.5rem; width: 100%; justify-content: center; }
  .vsl-controls { padding: 0.6rem 0.7rem 0.7rem; gap: 0.45rem; }
  .vsl-time { min-width: 60px; font-size: 0.7rem; }
  .vsl-trust-row { gap: 1rem 1.5rem; }
  .vsl-stats-inline { gap: 0.85rem; }
}

@media (max-width: 767px) {
  /* En móvil, el video vuelve a su aspect-ratio natural (no llena la pantalla) */
  .vsl-video-outer {
    height: auto;
    min-height: unset;
  }
  .vsl-frame {
    height: auto;
    aspect-ratio: 16 / 9;
  }
}

@media (max-width: 640px) {
  .vsl-title { font-size: clamp(1.4rem, 6vw, 2rem); }
  .vsl-subtitle { font-size: 0.92rem; }
  .vsl-cta-sub { display: none; }  /* Oculta en móvil, el CTA es self-explicit */
  .vsl-dot { display: none; }
  .vsl-trust-row { display: none; } /* Demasiado clutter debajo del CTA en móvil */

  /* Pills de beneficios compactos */
  .vsl-benefits { gap: 0.4rem 0.45rem; margin-bottom: 1rem; }
  .vsl-benefit {
    font-size: 0.78rem;
    padding: 0.4rem 0.75rem;
    gap: 0.35rem;
  }
  .vsl-benefit i { font-size: 0.8rem; }

  /* Activity pill más compacto */
  .hero-activity-top {
    font-size: 0.76rem;
    padding: 0.35rem 0.75rem;
    margin-bottom: 0.75rem;
  }

  /* CTA grande, touch-friendly, dominante */
  .btn-primary.vsl-main-cta {
    width: 100%;
    min-height: 58px;
    padding: 1.15rem 1.25rem;
    font-size: 1.08rem;
    font-weight: 800;
    border-radius: 14px;
    letter-spacing: -0.01em;
  }

  /* Bloque inferior con menos padding para ganar espacio */
  .vsl-text-bottom { padding: 1.5rem 1rem 2rem; }

  .nav-inner-vsl { height: 58px; }
  .nav-vsl .nav-logo img { height: 42px; }
  .hero-vsl-mode { padding-top: 58px; }
}

/* ── Móvil muy pequeño · iPhone SE y similares ── */
@media (max-width: 380px) {
  .vsl-title { font-size: 1.35rem; }
  .vsl-benefit { font-size: 0.72rem; padding: 0.35rem 0.65rem; }
  .btn-primary.vsl-main-cta { font-size: 1rem; min-height: 54px; }
  .hero-activity-top { font-size: 0.72rem; }
}

/* ═══════════════════════════════════════════════════════════════
   PRO DESIGN UPGRADE · UI/UX Pro Max Standards 2026
   Glassmorphism · Animaciones · Shine · Micro-interactions
   ═══════════════════════════════════════════════════════════════ */

/* ── REVEAL ANIMATIONS MEJORADAS ── */
.reveal, .reveal-left, .reveal-right {
  opacity: 0;
  transition: opacity 0.85s cubic-bezier(0.16,1,0.3,1),
              transform 0.85s cubic-bezier(0.16,1,0.3,1);
}
.reveal          { transform: translateY(48px); }
.reveal-left     { transform: translateX(-64px); }
.reveal-right    { transform: translateX(64px); }

.reveal.visible,
.reveal-left.visible,
.reveal-right.visible {
  opacity: 1;
  transform: translate(0);
}

/* Stagger delay via data-delay */
[data-delay="100"] { transition-delay: 0.1s !important; }
[data-delay="200"] { transition-delay: 0.2s !important; }
[data-delay="300"] { transition-delay: 0.3s !important; }
[data-delay="400"] { transition-delay: 0.4s !important; }

/* ── GLASSMORPHISM EN CARDS ── */
.case-card {
  background: rgba(255,255,255,0.04) !important;
  backdrop-filter: blur(24px) !important;
  -webkit-backdrop-filter: blur(24px) !important;
  border: 1px solid rgba(255,255,255,0.1) !important;
  box-shadow:
    0 8px 32px rgba(0,0,0,0.35),
    inset 0 1px 0 rgba(255,255,255,0.08) !important;
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1),
              box-shadow 0.4s cubic-bezier(0.16,1,0.3,1),
              border-color 0.3s ease !important;
}
.case-card:hover {
  border-color: rgba(16,185,129,0.3) !important;
  box-shadow:
    0 24px 64px rgba(0,0,0,0.5),
    0 0 0 1px rgba(16,185,129,0.2),
    inset 0 1px 0 rgba(255,255,255,0.12) !important;
}

.contact-card {
  backdrop-filter: blur(20px) !important;
  -webkit-backdrop-filter: blur(20px) !important;
  border: 1px solid rgba(255,255,255,0.1) !important;
  box-shadow:
    0 8px 32px rgba(0,0,0,0.3),
    inset 0 1px 0 rgba(255,255,255,0.06) !important;
  transition: var(--t-smooth) !important;
}
.contact-card:hover {
  border-color: rgba(16,185,129,0.25) !important;
  transform: translateY(-4px) !important;
  box-shadow:
    0 20px 48px rgba(0,0,0,0.45),
    0 0 0 1px rgba(16,185,129,0.2),
    inset 0 1px 0 rgba(255,255,255,0.1) !important;
}

.review-item {
  backdrop-filter: blur(16px) !important;
  -webkit-backdrop-filter: blur(16px) !important;
}

/* ── SHINE EFFECT EN BOTONES ── */
.btn-primary {
  position: relative;
  overflow: hidden;
}
.btn-primary::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(
    105deg,
    transparent 20%,
    rgba(255,255,255,0.18) 50%,
    transparent 80%
  );
  transform: skewX(-15deg);
  transition: left 0s;
  pointer-events: none;
}
.btn-primary:hover::after {
  left: 160%;
  transition: left 0.55s ease;
}

/* ── HERO ANIMATED BACKGROUND GRID ── */
#hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(16,185,129,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16,185,129,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 80%);
  animation: hero-grid-drift 20s ease-in-out infinite;
  z-index: 0;
  pointer-events: none;
}
@keyframes hero-grid-drift {
  0%, 100% { transform: translateY(0) translateX(0); }
  33%       { transform: translateY(-8px) translateX(4px); }
  66%       { transform: translateY(4px) translateX(-6px); }
}

/* ── SECTION TAGS MEJORADOS ── */
.section-tag {
  position: relative;
  overflow: hidden;
}
.section-tag::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(16,185,129,0.15), transparent);
  transform: translateX(-100%);
  animation: tag-shimmer 3s ease-in-out infinite;
}
@keyframes tag-shimmer {
  0%   { transform: translateX(-100%); }
  50%  { transform: translateX(100%); }
  100% { transform: translateX(100%); }
}

/* ── STATS COUNTER PRO ── */
.stat-num {
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-variant-numeric: tabular-nums;
}

/* ── FAQ ACCORDION PRO ── */
.faq-item {
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: var(--t-smooth);
}
.faq-item:hover {
  border-color: rgba(16,185,129,0.25);
}
.faq-question {
  transition: color 0.2s ease;
}
.faq-item.active .faq-question {
  color: var(--color-primary-light);
}

/* ── FOOTER MEJORADO ── */
#footer {
  border-top: 1px solid rgba(16,185,129,0.1);
  position: relative;
}
#footer::before {
  content: '';
  position: absolute;
  top: 0; left: 50%; transform: translateX(-50%);
  width: 200px; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(16,185,129,0.6), transparent);
}

/* ── WHATSAPP FLOAT PRO ── */
.wa-bubble {
  animation: wa-breathe 3s ease-in-out infinite;
}
@keyframes wa-breathe {
  0%, 100% { box-shadow: 0 8px 32px rgba(16,185,129,0.4); }
  50%       { box-shadow: 0 12px 48px rgba(16,185,129,0.7), 0 0 0 8px rgba(16,185,129,0.1); }
}

/* ── BLOG CARDS PRO ── */
.blog-card {
  border: 1px solid var(--glass-border);
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1),
              box-shadow 0.4s cubic-bezier(0.16,1,0.3,1),
              border-color 0.3s ease;
}
.blog-card:hover {
  transform: translateY(-6px) !important;
  border-color: rgba(16,185,129,0.25);
  box-shadow: 0 28px 64px rgba(0,0,0,0.5), 0 0 0 1px rgba(16,185,129,0.15);
}

/* ── GRADIENT TEXT GLOBAL ── */
.gradient-text {
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-accent) 60%, var(--color-primary-light) 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradient-flow 4s linear infinite;
}
@keyframes gradient-flow {
  0%   { background-position: 0% center; }
  100% { background-position: 200% center; }
}

/* ── AMBIENT ORBS HERO MEJORADOS ── */
.hero-orb-1 {
  animation: orb-float 7s ease-in-out infinite;
}
.hero-orb-2 {
  animation: orb-float 9s ease-in-out infinite reverse;
}

/* ── RESPONSIVE FINAL ── */
@media (max-width: 640px) {
  #hero::before { background-size: 40px 40px; }
  .case-card, .blog-card { backdrop-filter: blur(12px); }
}