/* =====================================================
   EsculEasy App — Design System CSS
   esculeasy.app | 2026
   ===================================================== */

/* ----- Custom Properties ----- */
:root {
  --clr-primary:       #7367f0;
  --clr-primary-dark:  #5c51d4;
  --clr-primary-light: #ede9ff;
  --clr-accent:        #28c76f;
  --clr-accent-dark:   #1fa757;
  --clr-warning:       #ff9f43;
  --clr-danger:        #ea5455;
  --clr-info:          #00cfe8;
  --clr-dark:          #1a1a2e;
  --clr-dark-2:        #16213e;
  --clr-body:          #4a4a68;
  --clr-muted:         #8888a8;
  --clr-border:        #e8e7f0;
  --clr-surface:       #ffffff;
  --clr-bg:            #f8f7fc;
  --clr-bg-dark:       #0f0f1a;

  --gradient-primary: linear-gradient(135deg, #7367f0 0%, #9c8ef5 50%, #b8acff 100%);
  --gradient-hero:    linear-gradient(160deg, #0f0f1a 0%, #1a1a3e 40%, #2d1f6e 100%);
  --gradient-card:    linear-gradient(135deg, rgba(115,103,240,.08) 0%, rgba(156,142,245,.04) 100%);
  --gradient-green:   linear-gradient(135deg, #28c76f 0%, #20e3a0 100%);

  --shadow-sm:   0 1px 4px rgba(115,103,240,.10);
  --shadow-md:   0 4px 24px rgba(115,103,240,.15);
  --shadow-lg:   0 8px 40px rgba(115,103,240,.20);
  --shadow-xl:   0 20px 60px rgba(0,0,0,.15);
  --shadow-card: 0 2px 16px rgba(115,103,240,.12);

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  32px;
  --radius-full: 9999px;

  --transition: .25s cubic-bezier(.4,0,.2,1);
  --transition-slow: .45s cubic-bezier(.4,0,.2,1);

  --font-sans: 'Plus Jakarta Sans', 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --max-w: 1200px;
  --nav-h: 72px;
}

/* ----- Reset & Base ----- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font-sans);
  color: var(--clr-body);
  background: var(--clr-surface);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img, video { max-width: 100%; display: block; }
a { color: var(--clr-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--clr-primary-dark); }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ----- Typography ----- */
h1, h2, h3, h4, h5, h6 {
  color: var(--clr-dark);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -.02em;
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.15rem; }
p  { line-height: 1.75; }

.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ----- Layout ----- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2rem);
}

.section     { padding-block: clamp(4rem, 8vw, 7rem); }
.section--sm { padding-block: clamp(2.5rem, 5vw, 4rem); }
.section--alt { background: var(--clr-bg); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }

/* ----- Badges ----- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .35rem .9rem;
  border-radius: var(--radius-full);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .03em;
  text-transform: uppercase;
}
.badge--primary  { background: var(--clr-primary-light); color: var(--clr-primary); }
.badge--accent   { background: rgba(40,199,111,.12); color: var(--clr-accent-dark); }
.badge--dark     { background: rgba(255,255,255,.1); color: #fff; }
/* Variantes sin BEM (usadas en páginas interiores) */
.badge-purple    { background: var(--clr-primary-light); color: var(--clr-primary); }
.badge-accent    { background: rgba(40,199,111,.12); color: var(--clr-accent-dark); }
.badge-green     { background: rgba(40,199,111,.12); color: var(--clr-accent-dark); }

/* ----- Buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  padding: .85rem 1.75rem;
  border-radius: var(--radius-md);
  font-size: .95rem;
  font-weight: 600;
  transition: all var(--transition);
  white-space: nowrap;
  letter-spacing: .01em;
}
.btn:focus-visible { outline: 3px solid var(--clr-primary); outline-offset: 2px; }

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 20px rgba(115,103,240,.40);
}
.btn-primary:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(115,103,240,.50);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--clr-primary);
  color: var(--clr-primary);
}
.btn-outline:hover {
  background: var(--clr-primary);
  color: #fff;
  transform: translateY(-2px);
}

.btn-white {
  background: #fff;
  color: var(--clr-primary);
  box-shadow: 0 4px 20px rgba(0,0,0,.12);
}
.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,0,0,.18);
  color: var(--clr-primary-dark);
}

.btn-ghost {
  background: rgba(255,255,255,.12);
  border: 1.5px solid rgba(255,255,255,.25);
  color: #fff;
  backdrop-filter: blur(8px);
}
.btn-ghost:hover {
  background: rgba(255,255,255,.22);
  color: #fff;
  transform: translateY(-2px);
}

.btn-lg { padding: 1.1rem 2.2rem; font-size: 1.05rem; border-radius: var(--radius-lg); }
.btn-sm { padding: .55rem 1.1rem; font-size: .85rem; }

.btn-store {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  padding: .85rem 1.6rem;
  background: var(--clr-dark);
  color: #fff;
  border-radius: var(--radius-md);
  border: 1.5px solid rgba(255,255,255,.1);
  transition: all var(--transition);
}
.btn-store:hover { background: #2a2a4e; color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-store .store-icon { width: 28px; height: 28px; flex-shrink: 0; }
.btn-store .store-label { display: flex; flex-direction: column; line-height: 1.2; }
.btn-store .store-sub  { font-size: .7rem; opacity: .7; font-weight: 400; }
.btn-store .store-name { font-size: .95rem; font-weight: 700; }

/* ----- Card ----- */
.card {
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--clr-border);
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.card--gradient {
  background: var(--gradient-card);
  border-color: rgba(115,103,240,.15);
}

/* ----- Section Header ----- */
.section-header { text-align: center; margin-bottom: clamp(2rem, 4vw, 3.5rem); }
.section-header .badge { margin-bottom: 1rem; }
.section-header h2 { margin-bottom: 1rem; }
.section-header p  { max-width: 620px; margin-inline: auto; color: var(--clr-muted); font-size: 1.05rem; }

/* ===================================
   NAVIGATION
   =================================== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: all var(--transition);
}

.nav.scrolled {
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(0,0,0,.06);
}

.nav.nav--dark { /* Initial state on hero */ }
.nav.scrolled .nav-logo-text { color: var(--clr-dark); }
.nav.scrolled .nav-links a  { color: var(--clr-body); }
.nav.scrolled .nav-links a:hover { color: var(--clr-primary); }
.nav.scrolled .nav-toggle span { background: var(--clr-dark); }

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2rem);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: .55rem;
  text-decoration: none;
}
.nav-logo-bird {
  width: 36px; height: 36px;
  border-radius: 10px;
  object-fit: cover;
  flex-shrink: 0;
  display: block;
}
.nav-logo-text {
  font-weight: 800;
  font-size: 1.2rem;
  color: #fff;
  letter-spacing: -.03em;
  transition: color var(--transition);
  line-height: 1;
}
.nav-logo-text span { color: var(--clr-primary); }
/* Scrolled nav — texto oscuro */
.nav.scrolled .nav-logo-text { color: var(--clr-dark); }
.nav.scrolled .nav-logo-text span { color: var(--clr-primary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-links a {
  color: rgba(255,255,255,.85);
  font-size: .9rem;
  font-weight: 500;
  transition: color var(--transition);
}
.nav-links a:hover { color: #fff; }

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all var(--transition);
}

/* Mobile nav */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: var(--clr-dark);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  transform: translateX(100%);
  transition: transform var(--transition-slow);
}
.mobile-nav.open { transform: translateX(0); }
.mobile-nav a {
  color: rgba(255,255,255,.85);
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
}
.mobile-nav a:hover { color: #fff; }
.mobile-nav .mobile-nav-close {
  position: absolute;
  top: 1.5rem; right: 1.5rem;
  color: rgba(255,255,255,.6);
  font-size: 1.5rem;
  cursor: pointer;
}

/* ===================================
   HERO
   =================================== */
.hero {
  background: var(--gradient-hero);
  min-height: 100svh;
  display: grid;
  place-content: center;
  padding-top: var(--nav-h);
  position: relative;
  overflow: hidden;
}

.hero__glow {
  position: absolute;
  pointer-events: none;
}
.hero__glow--1 {
  top: -20%;
  left: -10%;
  width: 60vw; height: 60vw;
  background: radial-gradient(circle, rgba(115,103,240,.35) 0%, transparent 70%);
}
.hero__glow--2 {
  bottom: -20%;
  right: -10%;
  width: 50vw; height: 50vw;
  background: radial-gradient(circle, rgba(40,199,111,.2) 0%, transparent 70%);
}
.hero__grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  text-align: center;
  padding-block: 5rem 4rem;
}

.hero__badge {
  margin-bottom: 1.5rem;
  animation: fadeInUp .6s ease both;
}

.hero h1 {
  color: #fff;
  font-size: clamp(2.2rem, 5.5vw, 4rem);
  letter-spacing: -.04em;
  max-width: 820px;
  margin-inline: auto;
  margin-bottom: 1.25rem;
  animation: fadeInUp .6s .1s ease both;
}

.hero__sub {
  color: rgba(255,255,255,.72);
  font-size: clamp(1rem, 2vw, 1.2rem);
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: 2.5rem;
  animation: fadeInUp .6s .2s ease both;
}

.hero__cta {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3.5rem;
  animation: fadeInUp .6s .3s ease both;
}

.hero__stores {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  animation: fadeInUp .6s .4s ease both;
}

.hero__trust {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.5rem 2.5rem;
  margin-top: 4rem;
  padding-top: 2.5rem;
  border-top: 1px solid rgba(255,255,255,.1);
  animation: fadeInUp .6s .5s ease both;
}

.hero__trust-item {
  display: flex;
  align-items: center;
  gap: .5rem;
  color: rgba(255,255,255,.65);
  font-size: .88rem;
}
.hero__trust-item svg { color: var(--clr-accent); flex-shrink: 0; }

/* ===================================
   STATS STRIP
   =================================== */
.stats {
  background: var(--clr-dark);
  padding-block: 2.5rem;
}
.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  text-align: center;
}
.stats__item { padding: .75rem; }
.stats__num {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -.04em;
  line-height: 1;
}
.stats__num span { color: var(--clr-primary); }
.stats__label {
  font-size: .82rem;
  color: rgba(255,255,255,.5);
  margin-top: .4rem;
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* ===================================
   FEATURES — App para Padres
   =================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.feature-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.feature-card:hover::before { transform: scaleX(1); }
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(115,103,240,.2); }

.feature-card__icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-md);
  background: var(--clr-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.1rem;
  font-size: 1.5rem;
  transition: background var(--transition);
}
.feature-card:hover .feature-card__icon { background: var(--clr-primary); }
.feature-card:hover .feature-card__icon svg { color: #fff; }
.feature-card__icon svg { color: var(--clr-primary); width: 24px; height: 24px; }

.feature-card h3 { font-size: 1.05rem; margin-bottom: .5rem; color: var(--clr-dark); }
.feature-card p  { font-size: .9rem; color: var(--clr-muted); line-height: 1.65; }

/* ===================================
   APP SHOWCASE (split)
   =================================== */
.showcase {
  background: var(--clr-bg);
}
.showcase__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.showcase__inner.reverse { direction: rtl; }
.showcase__inner.reverse > * { direction: ltr; }

.showcase__content .badge { margin-bottom: 1.2rem; }
.showcase__content h2 { margin-bottom: 1rem; }
.showcase__content p { color: var(--clr-muted); margin-bottom: 1.5rem; font-size: 1rem; }

.showcase__list {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  margin-bottom: 2rem;
}
.showcase__list-item {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  font-size: .95rem;
  color: var(--clr-body);
}
.showcase__check {
  width: 22px; height: 22px;
  background: rgba(40,199,111,.12);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: .1rem;
}
.showcase__check svg { color: var(--clr-accent); width: 13px; height: 13px; }

.showcase__visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.phone-mockup {
  width: 280px;
  aspect-ratio: 9/19.5;
  background: #0a0a1a;
  border-radius: 44px;
  border: 9px solid #1e1e3a;
  box-shadow:
    0 0 0 1px rgba(115,103,240,.25),
    0 30px 80px rgba(0,0,0,.55),
    0 0 60px rgba(115,103,240,.18),
    inset 0 0 0 1px rgba(255,255,255,.05);
  overflow: hidden;
  position: relative;
}
/* Botón de encendido (lado derecho) — en showcase__visual para evitar clip */
.showcase__visual .phone-mockup-btns {
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 280px;
  height: 100%;
  pointer-events: none;
}
.phone-mockup-btns::before {
  content: '';
  position: absolute;
  right: -5px; top: 22%;
  width: 4px; height: 36px;
  background: #1e1e3a;
  border-radius: 0 3px 3px 0;
  box-shadow: 0 50px 0 #1e1e3a;
}
.phone-mockup-btns::after {
  content: '';
  position: absolute;
  left: -5px; top: 18%;
  width: 4px; height: 24px;
  background: #1e1e3a;
  border-radius: 3px 0 0 3px;
  box-shadow: 0 34px 0 #1e1e3a, 0 62px 0 #1e1e3a;
}
.phone-mockup__screen {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2.2rem 1rem 1.2rem;
  gap: .9rem;
  overflow: hidden;
}
/* Notch / dynamic island */
.phone-mockup__screen::before {
  content: '';
  position: absolute;
  top: 8px; left: 50%; transform: translateX(-50%);
  width: 80px; height: 22px;
  background: #0a0a1a;
  border-radius: 0 0 18px 18px;
  z-index: 5;
}
/* Home indicator */
.phone-mockup__screen::after {
  content: '';
  position: absolute;
  bottom: 6px; left: 50%; transform: translateX(-50%);
  width: 100px; height: 4px;
  background: rgba(255,255,255,.25);
  border-radius: 3px;
}
.phone-mockup__bar {
  width: 32px; height: 32px;
  background: rgba(115,103,240,.25);
  border: 1px solid rgba(115,103,240,.4);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: flex-start;
  margin-bottom: .25rem;
  flex-shrink: 0;
  position: relative; z-index: 1;
}
.phone-mockup__bar::after {
  content: '✦';
  font-size: .7rem;
  color: var(--clr-primary);
}
.phone-card {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 12px;
  padding: .9rem;
  width: 100%;
  backdrop-filter: blur(8px);
}
.phone-card__label { font-size: .6rem; color: rgba(255,255,255,.5); text-transform: uppercase; letter-spacing: .06em; margin-bottom: .25rem; }
.phone-card__value { font-size: 1.1rem; font-weight: 800; color: #fff; }
.phone-card__sub { font-size: .65rem; color: rgba(255,255,255,.5); margin-top: .15rem; }
.phone-badge {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .25rem .6rem;
  border-radius: 999px;
  font-size: .6rem;
  font-weight: 600;
}
.phone-badge--green { background: rgba(40,199,111,.2); color: #28c76f; }
.phone-badge--orange { background: rgba(255,159,67,.2); color: #ff9f43; }

.floating-badge {
  position: absolute;
  background: var(--clr-surface);
  border-radius: var(--radius-md);
  padding: .75rem 1rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: .8rem;
  font-weight: 600;
  color: var(--clr-dark);
  border: 1px solid var(--clr-border);
  animation: float 3s ease-in-out infinite;
}
.floating-badge--1 { top: 10%; right: -10%; animation-delay: 0s; }
.floating-badge--2 { bottom: 15%; left: -12%; animation-delay: 1.5s; }
.floating-badge .fb-icon {
  width: 32px; height: 32px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}
.fb-icon--green { background: rgba(40,199,111,.15); }
.fb-icon--purple { background: rgba(115,103,240,.15); }

/* ===================================
   WHATSAPP SECTION
   =================================== */
.whatsapp-section {
  background: linear-gradient(160deg, #0b4d35 0%, #0d6644 50%, #128C7E 100%);
  position: relative;
  overflow: hidden;
}
.whatsapp-section::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 50vw; height: 50vw;
  background: radial-gradient(circle, rgba(255,255,255,.05) 0%, transparent 70%);
  pointer-events: none;
}

.chat-demo {
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  backdrop-filter: blur(8px);
  max-width: 480px;
}
.chat-demo__header {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.chat-demo__avatar {
  width: 42px; height: 42px;
  background: #25D366;
  border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
}
.chat-demo__name { color: #fff; font-weight: 700; font-size: .95rem; }
.chat-demo__status { color: rgba(255,255,255,.55); font-size: .75rem; }

.chat-bubble {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  margin-bottom: .75rem;
}
.bubble {
  padding: .8rem 1rem;
  border-radius: 18px;
  font-size: .88rem;
  line-height: 1.55;
  max-width: 85%;
}
.bubble--in {
  background: rgba(255,255,255,.1);
  color: rgba(255,255,255,.9);
  border-bottom-left-radius: 4px;
  align-self: flex-start;
}
.bubble--out {
  background: #25D366;
  color: #fff;
  border-bottom-right-radius: 4px;
  align-self: flex-end;
  margin-left: auto;
}
.bubble--bot {
  background: rgba(255,255,255,.95);
  color: var(--clr-dark);
  border-bottom-left-radius: 4px;
  align-self: flex-start;
}
.bubble--bot strong { color: var(--clr-primary); }
.bubble__time { font-size: .68rem; opacity: .6; margin-top: .3rem; text-align: right; }

/* ===================================
   HOW IT WORKS
   =================================== */
.steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
  position: relative;
}
.steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent));
  z-index: 0;
}

.step {
  text-align: center;
  position: relative;
  z-index: 1;
}
.step__num {
  width: 56px; height: 56px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  color: #fff;
  font-size: 1.1rem;
  font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1rem;
  box-shadow: 0 4px 16px rgba(115,103,240,.35);
  position: relative;
}
.step__num::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: var(--radius-full);
  background: var(--clr-primary-light);
  z-index: -1;
}
.step h3 { font-size: .95rem; margin-bottom: .4rem; }
.step p  { font-size: .82rem; color: var(--clr-muted); line-height: 1.5; }

/* ===================================
   TESTIMONIALS
   =================================== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.testimonial-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.testimonial-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.testimonial-card__stars {
  display: flex;
  gap: 3px;
  margin-bottom: 1rem;
  color: #ff9f43;
  font-size: 1rem;
}
.testimonial-card__text {
  font-size: .95rem;
  line-height: 1.7;
  color: var(--clr-body);
  margin-bottom: 1.25rem;
  font-style: italic;
}
.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: .75rem;
}
.testimonial-card__avatar {
  width: 42px; height: 42px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: .9rem;
  flex-shrink: 0;
}
.testimonial-card__name { font-weight: 600; font-size: .9rem; color: var(--clr-dark); }
.testimonial-card__role { font-size: .78rem; color: var(--clr-muted); }

/* ===================================
   FAQ
   =================================== */
.faq-list {
  max-width: 760px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: .75rem;
}

.faq-item {
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--clr-surface);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.faq-item.open { border-color: rgba(115,103,240,.3); box-shadow: var(--shadow-sm); }

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 1.5rem;
  font-size: .97rem;
  font-weight: 600;
  color: var(--clr-dark);
  cursor: pointer;
  text-align: left;
  gap: 1rem;
  background: none;
  transition: color var(--transition);
}
.faq-item.open .faq-question { color: var(--clr-primary); }

.faq-icon {
  width: 28px; height: 28px;
  border-radius: var(--radius-full);
  background: var(--clr-bg);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition);
}
.faq-item.open .faq-icon {
  background: var(--clr-primary);
  transform: rotate(45deg);
}
.faq-icon svg { color: var(--clr-primary); width: 14px; height: 14px; }
.faq-item.open .faq-icon svg { color: #fff; }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}
.faq-answer__inner {
  padding: 0 1.5rem 1.2rem;
  font-size: .93rem;
  color: var(--clr-muted);
  line-height: 1.7;
}

/* ===================================
   CTA FINAL
   =================================== */
.cta-final {
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
  text-align: center;
}
.cta-final__glow {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  width: 80vw; height: 80vw;
  background: radial-gradient(circle, rgba(115,103,240,.3) 0%, transparent 60%);
  pointer-events: none;
}
.cta-final .badge { margin-bottom: 1.25rem; }
.cta-final h2 { color: #fff; max-width: 640px; margin-inline: auto; margin-bottom: 1rem; }
.cta-final p { color: rgba(255,255,255,.65); max-width: 520px; margin-inline: auto; margin-bottom: 2.5rem; font-size: 1.05rem; }
.cta-final__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ===================================
   FOOTER
   =================================== */
.footer {
  background: var(--clr-dark);
  color: rgba(255,255,255,.6);
  padding-block: 3.5rem 2rem;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer__brand .nav-logo { margin-bottom: 1rem; }
.footer__brand p { font-size: .88rem; line-height: 1.7; max-width: 300px; }

.footer h4 {
  color: #fff;
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 1.2rem;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: .6rem;
}
.footer__links a {
  color: rgba(255,255,255,.55);
  font-size: .88rem;
  transition: color var(--transition);
}
.footer__links a:hover { color: #fff; }

.footer__social {
  display: flex;
  gap: .75rem;
  margin-top: 1.5rem;
}
.footer__social a {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,.07);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
  color: rgba(255,255,255,.55);
}
.footer__social a:hover { background: var(--clr-primary); color: #fff; }

.footer__bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer__bottom p { font-size: .82rem; }

/* ===================================
   ANIMATIONS
   =================================== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}
@keyframes pulse-ring {
  0%   { transform: scale(1); opacity: .8; }
  100% { transform: scale(1.5); opacity: 0; }
}
@keyframes slide-in {
  from { opacity: 0; transform: translateX(-20px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* Solo oculta cuando JS está activo — sin JS, el contenido siempre es visible */
.js .anim-fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s ease, transform .6s ease;
}
.js .anim-fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.js .anim-delay-1 { transition-delay: .1s; }
.js .anim-delay-2 { transition-delay: .2s; }
.js .anim-delay-3 { transition-delay: .3s; }
.js .anim-delay-4 { transition-delay: .4s; }
.js .anim-delay-5 { transition-delay: .5s; }

/* ===================================
   UTILITIES
   =================================== */
.text-center { text-align: center; }
.text-muted  { color: var(--clr-muted); }
.text-white  { color: #fff; }
.text-primary { color: var(--clr-primary); }
.text-accent { color: var(--clr-accent); }
.mt-0 { margin-top: 0; }
.mb-sm { margin-bottom: 1rem; }
.mb-md { margin-bottom: 2rem; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
.bg-light { background: var(--clr-bg); }
.bg-dark  { background: var(--clr-dark); }

/* ===================================
   HERO INTERIOR (inner pages)
   =================================== */
.hero-interior {
  background: var(--gradient-hero);
  padding: calc(var(--nav-h) + 4rem) 0 4rem;
  position: relative;
  overflow: hidden;
}
.hero-interior::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 70% at 80% 50%, rgba(115,103,240,.25) 0%, transparent 70%);
  pointer-events: none;
}
.hero-interior .container { position: relative; z-index: 1; }
.hero-interior__content { max-width: 720px; }
.hero-interior__content .badge { margin-bottom: 1.25rem; }
.hero-interior__content h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  color: #fff;
  line-height: 1.15;
  margin-bottom: 1.25rem;
}
.hero-interior__content .lead {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,.72);
  margin-bottom: 2rem;
  line-height: 1.7;
}
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .82rem;
  color: rgba(255,255,255,.5);
  margin-bottom: 2rem;
}
.breadcrumb a { color: rgba(255,255,255,.6); transition: color var(--transition); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb [aria-current="page"] { color: rgba(255,255,255,.85); }

/* ===================================
   TRUST BAR
   =================================== */
.trust-bar {
  background: var(--clr-dark-2);
  padding: 2.5rem 0;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.trust-bar__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}
.trust-item strong {
  display: block;
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
  margin-bottom: .35rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.trust-item span {
  font-size: .82rem;
  color: rgba(255,255,255,.5);
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* ===================================
   PAIN POINTS
   =================================== */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}
.pain-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  transition: box-shadow var(--transition);
}
.pain-card:hover { box-shadow: var(--shadow-md); }
.pain-icon { font-size: 2rem; margin-bottom: 1rem; }
.pain-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: .6rem; color: var(--clr-dark); }
.pain-card p  { font-size: .88rem; color: var(--clr-muted); line-height: 1.6; }
.section-cta { text-align: center; }
.section-cta .lead { font-size: 1.15rem; margin-bottom: 1.5rem; color: var(--clr-body); }

/* ===================================
   MODULES GRID
   =================================== */
.modules-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
.module-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  transition: all var(--transition);
}
.module-card:hover {
  border-color: rgba(115,103,240,.3);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}
.module-icon { font-size: 1.6rem; margin-bottom: .85rem; }
.module-card h3 { font-size: .95rem; font-weight: 700; margin-bottom: .4rem; color: var(--clr-dark); }
.module-card p  { font-size: .83rem; color: var(--clr-muted); line-height: 1.6; }

/* ===================================
   STEPS TIMELINE
   =================================== */
.steps-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 720px;
  margin-inline: auto;
  position: relative;
}
.steps-timeline::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--clr-primary) 0%, var(--clr-accent) 100%);
  z-index: 0;
}
.step-tl {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  padding-bottom: 2.5rem;
  position: relative;
  z-index: 1;
}
.step-tl:last-child { padding-bottom: 0; }
.step-tl__num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: #fff;
  font-size: 1.2rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 16px rgba(115,103,240,.4);
}
.step-tl__body {
  flex: 1;
  padding-top: .6rem;
}
.step-tl__body h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: .5rem; color: var(--clr-dark); }
.step-tl__body p  { font-size: .9rem; color: var(--clr-muted); line-height: 1.65; margin-bottom: .5rem; }
.step-tl__time {
  font-size: .78rem;
  font-weight: 600;
  color: var(--clr-primary);
  background: var(--clr-primary-light);
  padding: .2rem .7rem;
  border-radius: var(--radius-full);
}

/* ===================================
   PRICING
   =================================== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  align-items: start;
  margin-bottom: 2rem;
}
.pricing-card {
  background: var(--clr-surface);
  border: 2px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2rem;
  position: relative;
  transition: all var(--transition);
}
.pricing-card:hover { box-shadow: var(--shadow-lg); }
.pricing-card--featured {
  border-color: var(--clr-primary);
  box-shadow: var(--shadow-lg);
  transform: scale(1.03);
}
.pricing-card__badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  color: #fff;
  font-size: .78rem;
  font-weight: 700;
  padding: .3rem 1rem;
  border-radius: var(--radius-full);
  white-space: nowrap;
}
.pricing-card__header h3 { font-size: 1.25rem; font-weight: 800; color: var(--clr-dark); margin-bottom: .25rem; }
.pricing-card__sub { font-size: .85rem; color: var(--clr-muted); margin-bottom: 1.5rem; }
.pricing-card__price {
  margin-bottom: .25rem;
  display: flex;
  align-items: baseline;
  gap: .25rem;
}
.price-currency { font-size: 1.25rem; font-weight: 700; color: var(--clr-primary); }
.price-amount { font-size: 2rem; font-weight: 800; color: var(--clr-dark); line-height: 1; }
.pricing-card__note { font-size: .78rem; color: var(--clr-muted); margin-bottom: 1.75rem; }
.pricing-card__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .65rem;
  margin-bottom: 2rem;
  font-size: .88rem;
  color: var(--clr-body);
}
.pricing-note {
  text-align: center;
  font-size: .88rem;
  color: var(--clr-muted);
  background: var(--clr-bg);
  padding: 1rem 2rem;
  border-radius: var(--radius-md);
}

/* ===================================
   DEMO SECTION (para-escuelas)
   =================================== */
.demo-section { background: var(--clr-bg); }
.demo-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.demo-copy .badge { margin-bottom: 1.25rem; }
.demo-copy h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); margin-bottom: 1rem; color: var(--clr-dark); }
.demo-copy p { color: var(--clr-muted); line-height: 1.7; margin-bottom: 1.5rem; }
.demo-benefits {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .75rem;
  margin-bottom: 2rem;
}
.demo-benefits li {
  display: flex;
  align-items: center;
  gap: .65rem;
  font-size: .95rem;
  font-weight: 500;
  color: var(--clr-body);
}
.demo-wa p { font-size: .88rem; color: var(--clr-muted); margin-bottom: .65rem; }
.btn-wa {
  background: #25D366;
  color: #fff;
  border: 2px solid #25D366;
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  padding: .75rem 1.5rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: .95rem;
  transition: all var(--transition);
  text-decoration: none;
}
.btn-wa:hover { background: #1ebe5c; border-color: #1ebe5c; transform: translateY(-1px); box-shadow: 0 4px 16px rgba(37,211,102,.35); }

.demo-form-wrap {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-md);
}
.demo-form h3 { font-size: 1.2rem; font-weight: 800; margin-bottom: 1.5rem; color: var(--clr-dark); }
.form-group { margin-bottom: 1.1rem; }
.form-group label { display: block; font-size: .83rem; font-weight: 600; color: var(--clr-body); margin-bottom: .4rem; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: .75rem 1rem;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: .9rem;
  color: var(--clr-dark);
  background: var(--clr-bg);
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(115,103,240,.15);
  background: #fff;
}
.form-group select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238888a8' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right .75rem center; padding-right: 2.5rem; }
.form-group textarea { resize: vertical; min-height: 80px; }
.form-legal { font-size: .75rem; color: var(--clr-muted); text-align: center; margin-top: .75rem; }
.form-legal a { color: var(--clr-primary); }
.form-msg { font-size: .88rem; padding: .85rem 1.1rem; border-radius: var(--radius-md); margin-top: 1rem; }
.form-msg--success { background: rgba(40,199,111,.1); color: var(--clr-accent-dark); border: 1px solid rgba(40,199,111,.3); }
.form-msg--error   { background: rgba(234,84,85,.1); color: var(--clr-danger); border: 1px solid rgba(234,84,85,.3); }

/* CTA final inner variant */
.cta-final__inner { padding: 5rem 0; }
.cta-final__inner h2 { color: #fff; font-size: clamp(1.75rem, 4vw, 2.75rem); margin-bottom: 1rem; }
.cta-final__inner p { color: rgba(255,255,255,.65); margin-bottom: 2.5rem; font-size: 1.05rem; max-width: 580px; margin-inline: auto; }

/* ===================================
   FAQ PAGE COMPONENTS
   =================================== */
.faq-index {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
  margin-bottom: 3rem;
}
.faq-index__item {
  display: flex;
  align-items: center;
  gap: .45rem;
  padding: .55rem 1.1rem;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-full);
  font-size: .85rem;
  font-weight: 600;
  color: var(--clr-body);
  transition: all var(--transition);
  text-decoration: none;
  background: var(--clr-surface);
}
.faq-index__item:hover {
  border-color: var(--clr-primary);
  color: var(--clr-primary);
  background: var(--clr-primary-light);
}
.faq-group { margin-bottom: 3rem; }
.faq-group__title {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--clr-dark);
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--clr-border);
}

/* FAQ answer inner padding (for both variants) */
.faq-answer p { padding: 0 1.5rem 1.2rem; font-size: .93rem; color: var(--clr-muted); line-height: 1.7; }

/* ===================================
   RESPONSIVE
   =================================== */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .steps::before { display: none; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: 1fr 1fr; }
  .trust-bar__grid { grid-template-columns: repeat(2, 1fr); }
  .pain-grid { grid-template-columns: repeat(2, 1fr); }
  .modules-grid { grid-template-columns: repeat(3, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; max-width: 480px; margin-inline: auto; }
  .pricing-card--featured { transform: none; }
  .demo-layout { grid-template-columns: 1fr; gap: 2.5rem; }
}

@media (max-width: 768px) {
  .nav-links, .nav-actions .btn:first-child { display: none; }
  .nav-toggle { display: flex; }

  .grid-2, .showcase__inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .showcase__inner.reverse { direction: ltr; }
  .showcase__visual { order: -1; }

  .features-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .hero__trust { flex-direction: column; align-items: center; }

  .phone-mockup {
    width: clamp(240px, 68vw, 290px);
    border-radius: 38px;
  }
  .showcase__visual {
    padding-block: 2.5rem 1rem;
    overflow: visible;
  }
  /* Glow behind phone on mobile */
  .showcase__visual::before {
    content: '';
    position: absolute;
    inset: 15% 10%;
    background: radial-gradient(ellipse, rgba(115,103,240,.25) 0%, transparent 70%);
    pointer-events: none;
    border-radius: 50%;
  }
  /* Botones laterales escalan en móvil */
  .showcase__visual .phone-mockup-btns {
    width: clamp(240px, 68vw, 290px);
  }
  .floating-badge { display: none; }
  /* Show first badge below phone on mobile */
  .floating-badge--1 {
    display: flex;
    position: static;
    animation: float 3s ease-in-out infinite;
    margin-top: -1.25rem;
    font-size: .75rem;
    padding: .6rem .9rem;
    border-radius: var(--radius-md);
    z-index: 2;
  }

  .trust-bar__grid { grid-template-columns: repeat(2, 1fr); }
  .pain-grid { grid-template-columns: 1fr; }
  .modules-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-timeline::before { left: 24px; }
  .step-tl__num { width: 48px; height: 48px; font-size: 1rem; }
}

@media (max-width: 480px) {
  .steps { grid-template-columns: 1fr; }
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .hero__cta { flex-direction: column; align-items: stretch; }
  .hero__cta .btn { justify-content: center; }
  .hero__stores { flex-direction: column; align-items: stretch; }
  .hero__stores .btn-store { justify-content: center; }
  .cta-final__actions { flex-direction: column; }
  .footer__bottom { flex-direction: column; text-align: center; }
  .hero-ctas { flex-direction: column; align-items: stretch; }
  .hero-ctas .btn { justify-content: center; }
  .trust-bar__grid { grid-template-columns: repeat(2, 1fr); }
  .modules-grid { grid-template-columns: 1fr; }
  .pricing-grid { max-width: 100%; }
  .demo-form-wrap { padding: 1.75rem 1.25rem; }
  .faq-index { gap: .5rem; }
}

/* ===================================
   BLOG — ARTICLE CARDS (listing)
   =================================== */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.article-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.article-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(115,103,240,.2); }
.article-card__cover {
  width: 100%;
  aspect-ratio: 16/9;
  background: var(--gradient-hero);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  flex-shrink: 0;
}
.article-card__body { padding: 1.5rem; flex: 1; display: flex; flex-direction: column; }
.article-card__cat  { margin-bottom: .75rem; }
.article-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--clr-dark);
  line-height: 1.4;
  margin-bottom: .65rem;
  transition: color var(--transition);
}
.article-card:hover .article-card__title { color: var(--clr-primary); }
.article-card__excerpt { font-size: .88rem; color: var(--clr-muted); line-height: 1.65; flex: 1; margin-bottom: 1rem; }
.article-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--clr-border);
  font-size: .78rem;
  color: var(--clr-muted);
}
.article-card__read { color: var(--clr-primary); font-weight: 600; font-size: .82rem; }

/* ===================================
   BLOG — ARTICLE BODY (single)
   =================================== */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 4rem;
  align-items: start;
}

/* Prose styles */
.article-body { max-width: 100%; }
.article-body h2 {
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  color: var(--clr-dark);
  margin-top: 3rem;
  margin-bottom: 1rem;
  padding-bottom: .5rem;
  border-bottom: 2px solid var(--clr-border);
  scroll-margin-top: calc(var(--nav-h) + 1.5rem);
}
.article-body h3 {
  font-size: 1.15rem;
  color: var(--clr-dark);
  margin-top: 2rem;
  margin-bottom: .75rem;
  scroll-margin-top: calc(var(--nav-h) + 1.5rem);
}
.article-body p {
  color: var(--clr-body);
  line-height: 1.85;
  margin-bottom: 1.25rem;
  font-size: 1.02rem;
}
.article-body ul,
.article-body ol {
  list-style: none;
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .65rem;
}
.article-body ul li,
.article-body ol li {
  display: flex;
  gap: .75rem;
  font-size: 1rem;
  color: var(--clr-body);
  line-height: 1.7;
}
.article-body ul li::before {
  content: '✓';
  color: var(--clr-accent);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: .05rem;
}
.article-body ol { counter-reset: ol-counter; }
.article-body ol li { counter-increment: ol-counter; }
.article-body ol li::before {
  content: counter(ol-counter);
  width: 24px; height: 24px;
  background: var(--gradient-primary);
  color: #fff;
  border-radius: var(--radius-full);
  font-size: .75rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  margin-top: .1rem;
}
.article-body strong { color: var(--clr-dark); font-weight: 700; }
.article-body a { color: var(--clr-primary); text-decoration: underline; text-underline-offset: 3px; }
.article-body a:hover { color: var(--clr-primary-dark); }
.article-body blockquote {
  border-left: 4px solid var(--clr-primary);
  background: var(--clr-primary-light);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1.25rem 1.5rem;
  margin: 2rem 0;
  font-size: 1.05rem;
  color: var(--clr-dark);
  font-style: italic;
}

/* Summary box */
.article-summary {
  background: var(--gradient-card);
  border: 1px solid rgba(115,103,240,.2);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.75rem;
  margin-bottom: 2.5rem;
}
.article-summary h4 { font-size: .85rem; text-transform: uppercase; letter-spacing: .08em; color: var(--clr-primary); margin-bottom: 1rem; }
.article-summary ul { margin-bottom: 0; }
.article-summary ul li::before { content: '→'; }

/* Comparison table */
.comparison-table { width: 100%; border-collapse: collapse; margin: 2rem 0; font-size: .9rem; }
.comparison-table th {
  background: var(--clr-dark);
  color: #fff;
  padding: .85rem 1rem;
  text-align: left;
  font-size: .82rem;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.comparison-table td {
  padding: .85rem 1rem;
  border-bottom: 1px solid var(--clr-border);
  color: var(--clr-body);
  vertical-align: middle;
}
.comparison-table tr:nth-child(even) td { background: var(--clr-bg); }
.comparison-table .check-yes { color: var(--clr-accent); font-weight: 700; }
.comparison-table .check-no  { color: var(--clr-muted); }
.comparison-table .check-partial { color: var(--clr-warning); }
.comparison-table .highlight td { background: var(--clr-primary-light) !important; }
.comparison-table .highlight td:first-child { border-left: 3px solid var(--clr-primary); font-weight: 700; color: var(--clr-primary); }

/* Highlight box */
.article-highlight {
  background: var(--clr-primary-light);
  border: 1px solid rgba(115,103,240,.25);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin: 2rem 0;
}
.article-highlight p { margin-bottom: 0; color: var(--clr-dark); }
.article-highlight--green {
  background: rgba(40,199,111,.08);
  border-color: rgba(40,199,111,.25);
}
.article-highlight--green p { color: var(--clr-dark); }

/* Article meta */
.article-meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding: 1rem 0 2rem;
  border-bottom: 1px solid var(--clr-border);
  margin-bottom: 2.5rem;
  font-size: .85rem;
  color: var(--clr-muted);
}
.article-meta__author {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-weight: 600;
  color: var(--clr-dark);
}
.article-meta__avatar {
  width: 36px; height: 36px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: .8rem;
  font-weight: 700;
  flex-shrink: 0;
}
.article-meta__sep { color: var(--clr-border); }

/* TOC sidebar */
.article-toc {
  position: sticky;
  top: calc(var(--nav-h) + 1.5rem);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}
.article-toc__title {
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--clr-muted);
  font-weight: 700;
  margin-bottom: 1rem;
}
.article-toc__list {
  display: flex;
  flex-direction: column;
  gap: .5rem;
}
.article-toc__list a {
  font-size: .85rem;
  color: var(--clr-body);
  text-decoration: none;
  line-height: 1.4;
  padding: .35rem .6rem;
  border-radius: var(--radius-sm);
  border-left: 2px solid transparent;
  transition: all var(--transition);
  display: block;
}
.article-toc__list a:hover,
.article-toc__list a.active {
  color: var(--clr-primary);
  background: var(--clr-primary-light);
  border-left-color: var(--clr-primary);
}
.article-toc__cta {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--clr-border);
}
.article-toc__cta .btn { width: 100%; justify-content: center; font-size: .85rem; padding: .7rem 1rem; }

/* Author bio */
.author-bio {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  background: var(--clr-bg);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-top: 3rem;
}
.author-bio__avatar {
  width: 56px; height: 56px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.author-bio__name { font-weight: 700; color: var(--clr-dark); margin-bottom: .25rem; }
.author-bio__role { font-size: .82rem; color: var(--clr-primary); margin-bottom: .5rem; }
.author-bio p { font-size: .88rem; color: var(--clr-muted); line-height: 1.65; margin-bottom: 0; }

/* Article share */
.article-share {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--clr-border);
  flex-wrap: wrap;
}
.article-share__label { font-size: .85rem; font-weight: 600; color: var(--clr-dark); }
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .5rem 1rem;
  border-radius: var(--radius-full);
  font-size: .82rem;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition);
}
.share-btn--wa  { background: rgba(37,211,102,.12); color: #128c7e; }
.share-btn--wa:hover  { background: #25D366; color: #fff; }
.share-btn--fb  { background: rgba(24,119,242,.1); color: #1877f2; }
.share-btn--fb:hover  { background: #1877f2; color: #fff; }
.share-btn--copy { background: var(--clr-bg); color: var(--clr-body); border: 1px solid var(--clr-border); }
.share-btn--copy:hover { background: var(--clr-primary-light); color: var(--clr-primary); border-color: var(--clr-primary); }

/* Artículo: reduce padding del section genérico */
.page-article .section {
  padding-block: clamp(2.5rem, 5vw, 4rem);
}

/* En móvil el TOC va colapsado arriba */
@media (max-width: 1024px) {
  .articles-grid { grid-template-columns: repeat(2, 1fr); }
  .article-layout { grid-template-columns: 1fr; }
  .article-toc { position: static; margin-bottom: 2rem; }
  .article-toc__list { display: grid; grid-template-columns: 1fr 1fr; gap: .35rem; }
}
@media (max-width: 640px) {
  .articles-grid { grid-template-columns: 1fr; }
  .article-layout { gap: 1.5rem; }
  .article-toc__list { grid-template-columns: 1fr; }
  .article-body h2 { margin-top: 2rem; }
  .comparison-table { font-size: .78rem; }
  .comparison-table th, .comparison-table td { padding: .65rem .6rem; }
}