/* ============================================================
   CLINARIA — Design System CSS
   Azul profundo + Violeta IA | SaaS/MedTech Premium
   ============================================================ */

/* --- VARIABLES --- */
:root {
  /* Brand — Azul profundo + Violeta como acento activo */
  --cl-primary: #081A4B;
  --cl-accent: #1E3A6E;
  --cl-accent-hover: #15305E;
  --cl-accent-light: #3B5998;
  --cl-bg: #F5F7FA;
  --cl-text: #111827;
  --cl-muted: #6B7280;
  --cl-border: #E5E7EB;
  --cl-white: #FFFFFF;
  --cl-violet: #8B5CF6;
  --cl-violet-hover: #7C3AED;
  --cl-violet-light: #A78BFA;

  /* Dark surfaces — mayor diferenciación entre capas */
  --cl-dark-bg: #081A4B;
  --cl-dark-card: #0F2D6B;
  --cl-dark-elevated: #153580;
  --cl-dark-text: #F5F7FA;
  --cl-dark-muted: #CBD5E1;
  --cl-dark-border: #264A8A;

  /* Functional */
  --cl-success: #10B981;
  --cl-warning: #F59E0B;
  --cl-error: #EF4444;

  /* Glassmorphism — más visible sobre fondos oscuros */
  --glass-bg: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.18);
  --glass-blur: 16px;

  /* Glows — violeta como glow principal para CTAs, azul para containers */
  --glow-sm: 0 0 20px rgba(139, 92, 246, 0.15);
  --glow-md: 0 0 40px rgba(139, 92, 246, 0.2);
  --glow-lg: 0 0 80px rgba(139, 92, 246, 0.25);
  --glow-violet: 0 4px 24px rgba(139, 92, 246, 0.35);
  --glow-blue: 0 0 40px rgba(30, 58, 110, 0.2);

  /* Typography */
  --font-display: 'Montserrat', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;

  /* Spacing (8px scale) */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 32px;
  --space-xl: 64px;
  --space-2xl: 96px;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --ease-out: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration: 0.3s;
  --duration-slow: 0.5s;

  /* Layout */
  --max-width: 1200px;
  --header-height: 72px;
}

/* --- RESET --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--cl-text);
  background: var(--cl-bg);
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; color: inherit; }
input, select, textarea { font: inherit; color: inherit; }

/* --- TYPOGRAPHY --- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: 1.125rem; }
p { max-width: 65ch; }

.text-gradient {
  background: linear-gradient(135deg, var(--cl-primary), var(--cl-violet));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-gradient--light {
  background: linear-gradient(135deg, var(--cl-white), rgba(255,255,255,0.7));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- LAYOUT --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* --- PROMO BAR --- */
.promo-bar {
  background: linear-gradient(90deg, var(--cl-primary), var(--cl-accent));
  color: var(--cl-white);
  padding: var(--space-sm) var(--space-lg);
  text-align: center;
  font-size: 0.875rem;
  font-weight: 500;
  position: relative;
  z-index: 100;
}
.promo-bar__content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
}
.promo-bar__link {
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.promo-bar__close {
  position: absolute;
  right: var(--space-md);
  top: 50%;
  transform: translateY(-50%);
  color: var(--cl-white);
  opacity: 0.7;
  transition: opacity var(--duration) var(--ease-out);
}
.promo-bar__close:hover { opacity: 1; }

/* --- HEADER --- */
.header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(245, 247, 250, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: all var(--duration) var(--ease-out);
}
.header--scrolled {
  background: rgba(245, 247, 250, 0.95);
  border-bottom-color: var(--cl-border);
  box-shadow: 0 1px 12px rgba(8, 26, 75, 0.06);
}
.header__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}
.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}
.header__logo-icon { border-radius: var(--radius-sm); }
.header__logo-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: 0.02em;
  color: var(--cl-primary);
}
.header__nav-list {
  display: flex;
  gap: var(--space-lg);
}
.header__nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--cl-muted);
  transition: color var(--duration) var(--ease-out);
  position: relative;
}
.header__nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--cl-accent);
  border-radius: var(--radius-full);
  transition: width var(--duration) var(--ease-out);
}
.header__nav-link:hover,
.header__nav-link.active {
  color: var(--cl-primary);
}
.header__nav-link:hover::after,
.header__nav-link.active::after {
  width: 100%;
}
.header__cta { display: inline-flex; }

/* Hamburger */
.header__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px 0;
}
.header__hamburger span {
  display: block;
  height: 2px;
  background: var(--cl-primary);
  border-radius: var(--radius-full);
  transition: all var(--duration) var(--ease-out);
}
.header__hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.header__hamburger.active span:nth-child(2) { opacity: 0; }
.header__hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 28px;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-lg);
  transition: all var(--duration) var(--ease-out);
  cursor: pointer;
  border: none;
  position: relative;
  overflow: hidden;
}
.btn--primary {
  background: var(--cl-violet);
  color: var(--cl-white);
  box-shadow: var(--glow-violet);
}
.btn--primary:hover {
  background: var(--cl-violet-hover);
  box-shadow: 0 6px 32px rgba(139, 92, 246, 0.45);
  transform: translateY(-3px) scale(1.03);
}
.btn--primary::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: var(--cl-violet);
  opacity: 0;
  z-index: -1;
  animation: btn-pulse 3s ease-out infinite;
}
@keyframes btn-pulse {
  0%, 100% { opacity: 0; transform: scale(1); }
  50% { opacity: 0.12; transform: scale(1.06); }
}

.btn--secondary {
  background: var(--cl-white);
  color: var(--cl-primary);
  border: 1px solid var(--cl-border);
  box-shadow: 0 1px 3px rgba(8, 26, 75, 0.04);
}
.btn--secondary:hover {
  border-color: var(--cl-accent);
  color: var(--cl-accent);
  box-shadow: var(--glow-sm);
  transform: translateY(-2px);
}

.btn--whatsapp {
  background: transparent;
  color: var(--cl-primary);
  border: 1px solid var(--cl-border);
}
.btn--whatsapp svg { margin-right: 4px; }
.btn--whatsapp:hover {
  border-color: #25D366;
  color: #25D366;
  background: rgba(37, 211, 102, 0.04);
  transform: translateY(-2px) scale(1.02);
}
.section--dark .btn--whatsapp {
  color: var(--cl-dark-text);
  border-color: rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.06);
}
.section--dark .btn--whatsapp:hover {
  border-color: #25D366;
  color: #25D366;
  background: rgba(37, 211, 102, 0.08);
}
.cta-banner--dark .btn--whatsapp {
  color: var(--cl-dark-text);
  border-color: rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.06);
}
.cta-banner--dark .btn--whatsapp:hover {
  border-color: #25D366;
  color: #25D366;
  background: rgba(37, 211, 102, 0.08);
}

.btn--outline {
  background: rgba(255, 255, 255, 0.06);
  color: var(--cl-dark-text);
  border: 1px solid rgba(255, 255, 255, 0.3);
}
.btn--outline:hover {
  border-color: var(--cl-violet-light);
  color: var(--cl-violet-light);
  background: rgba(139, 92, 246, 0.08);
  box-shadow: var(--glow-sm);
}

.btn--ghost {
  background: transparent;
  color: var(--cl-accent);
  padding: 14px 16px;
}
.btn--ghost:hover {
  background: rgba(30, 58, 110, 0.06);
}

/* --- SECTIONS --- */
.section {
  padding: var(--space-2xl) 0;
  position: relative;
}
.section--dark {
  background: var(--cl-dark-bg);
  color: var(--cl-dark-text);
  position: relative;
  overflow: hidden;
}
.section--dark::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.06) 0%, transparent 70%);
  pointer-events: none;
}
.section--dark::after {
  content: '';
  position: absolute;
  bottom: -300px;
  left: -200px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(30, 58, 110, 0.12) 0%, transparent 70%);
  pointer-events: none;
}
.section--dark p { color: var(--cl-dark-muted); }
.section--dark .section__tag { color: var(--cl-violet-light); }

.section--accent {
  background: linear-gradient(135deg, var(--cl-primary), var(--cl-accent));
  color: var(--cl-white);
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-xl);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}
.section__tag {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cl-accent);
  margin-bottom: var(--space-md);
}
.section__subtitle {
  color: var(--cl-muted);
  font-size: 1.0625rem;
  margin-top: var(--space-md);
}

/* Section divider wave */
.section-divider {
  position: relative;
  height: 80px;
  overflow: hidden;
}
.section-divider--dark-to-light {
  background: var(--cl-dark-bg);
}
.section-divider--dark-to-light svg { fill: var(--cl-bg); }
.section-divider--light-to-dark {
  background: var(--cl-bg);
}
.section-divider--light-to-dark svg { fill: var(--cl-dark-bg); }
.section-divider svg {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 80px;
}

/* --- CARDS --- */
.card {
  background: var(--cl-white);
  border: 1px solid rgba(30, 58, 110, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all var(--duration) var(--ease-out);
  box-shadow: 0 1px 3px rgba(8, 26, 75, 0.04);
}
.card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 16px 48px rgba(8, 26, 75, 0.1), var(--glow-sm);
  border-color: rgba(30, 58, 110, 0.2);
}

/* Glass card for dark sections */
.card--glass {
  background: var(--cl-dark-card);
  border: 1px solid rgba(30, 58, 110, 0.15);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06), var(--glow-sm);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  color: var(--cl-dark-text);
}
.card--glass:hover {
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), var(--glow-md);
  transform: translateY(-6px) scale(1.02);
}
.card--glass p { color: var(--cl-dark-muted); }

.card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  background: rgba(30, 58, 110, 0.12);
  color: var(--cl-accent);
}
.card--glass .card__icon {
  background: rgba(30, 58, 110, 0.15);
  color: var(--cl-accent-light);
}
.card__title {
  font-size: 1.125rem;
  margin-bottom: var(--space-sm);
}
.card__text {
  font-size: 0.9375rem;
  color: var(--cl-muted);
  line-height: 1.6;
}

/* Stat card */
.stat-card {
  text-align: center;
  padding: var(--space-lg);
}
.stat-card__number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--cl-accent);
  line-height: 1;
  margin-bottom: var(--space-xs);
}
.stat-card__label {
  font-size: 0.875rem;
  color: var(--cl-muted);
}
.section--dark .stat-card__label {
  color: var(--cl-dark-muted);
}

/* --- GRIDS --- */
.grid {
  display: grid;
  gap: var(--space-lg);
}
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

/* --- HERO --- */
.hero {
  background: var(--cl-dark-bg);
  color: var(--cl-dark-text);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(30, 58, 110, 0.12) 0%, transparent 60%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(30, 58, 110, 0.2) 0%, transparent 60%);
  pointer-events: none;
}
.hero__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg);
  position: relative;
  z-index: 1;
}
.hero--home .hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  min-height: 80vh;
}
.hero--page .hero__inner {
  text-align: center;
  padding: var(--space-xl) var(--space-lg);
  max-width: 800px;
}
.hero__tag {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--cl-accent-light);
  margin-bottom: var(--space-md);
}
.hero__title {
  font-size: clamp(2.5rem, 5.5vw, 4rem);
  margin-bottom: var(--space-lg);
  line-height: 1.08;
}
.hero__subtitle {
  font-size: 1.125rem;
  color: var(--cl-dark-muted);
  max-width: 50ch;
  line-height: 1.7;
}
.hero--page .hero__subtitle { margin: var(--space-md) auto 0; }
.hero__buttons {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-lg);
  flex-wrap: wrap;
}
.hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero__visual img {
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), var(--glow-md);
  transition: transform 0.6s var(--ease-out);
}
.hero__visual:hover img {
  transform: scale(1.03);
}
.hero__list {
  margin-top: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.hero__list li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.9375rem;
  color: var(--cl-dark-muted);
}
.hero__list li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cl-accent);
  flex-shrink: 0;
}

/* --- BREADCRUMB --- */
.breadcrumb { margin-bottom: var(--space-lg); }
.breadcrumb__list {
  display: flex;
  gap: var(--space-sm);
  font-size: 0.8125rem;
  color: var(--cl-dark-muted);
  flex-wrap: wrap;
}
.breadcrumb__item a { color: var(--cl-accent-light); }
.breadcrumb__item a:hover { text-decoration: underline; }
.breadcrumb__item + .breadcrumb__item::before {
  content: '/';
  margin-right: var(--space-sm);
  opacity: 0.5;
}

/* --- STATS BAR --- */
.stats-bar {
  background: var(--cl-dark-bg);
  border-top: 1px solid var(--cl-dark-border);
  border-bottom: 1px solid var(--cl-dark-border);
}
.stats-bar__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-lg);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  text-align: center;
}

/* --- FUNNEL --- */
.funnel {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: var(--space-lg) 0;
  flex-wrap: wrap;
}
.funnel__step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  position: relative;
}
.funnel__step-number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(30, 58, 110, 0.12);
  color: var(--cl-accent);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  transition: all var(--duration-slow) var(--ease-out);
}
.funnel__step.active .funnel__step-number {
  background: var(--cl-accent);
  color: var(--cl-white);
  box-shadow: var(--glow-md);
}
.funnel__step-label {
  font-size: 0.8125rem;
  font-weight: 600;
  text-align: center;
}
.funnel__connector {
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, var(--cl-accent), rgba(30, 58, 110, 0.25));
  flex-shrink: 0;
}

/* --- TIMELINE --- */
.timeline {
  position: relative;
  padding-left: var(--space-xl);
}
.timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--cl-accent), rgba(30, 58, 110, 0.2));
}
.timeline__item {
  position: relative;
  padding-bottom: var(--space-xl);
}
.timeline__item::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-xl) + 10px);
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--cl-accent);
  box-shadow: 0 0 0 4px rgba(30, 58, 110, 0.2);
}
.timeline__phase {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cl-accent);
  margin-bottom: var(--space-xs);
}
.timeline__title {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
}
.timeline__text {
  color: var(--cl-muted);
  font-size: 0.9375rem;
}
.section--dark .timeline__text { color: var(--cl-dark-muted); }

/* --- FAQ --- */
.faq__item {
  border: 1px solid var(--cl-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-md);
  overflow: hidden;
  transition: border-color var(--duration) var(--ease-out);
}
.faq__item:hover,
.faq__item.active {
  border-color: rgba(30, 58, 110, 0.25);
}
.section--dark .faq__item {
  border-color: var(--cl-dark-border);
  background: var(--cl-dark-card);
}
.faq__question {
  width: 100%;
  padding: var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: 1rem;
  text-align: left;
  cursor: pointer;
}
.faq__icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  position: relative;
  color: var(--cl-accent);
}
.faq__icon::before,
.faq__icon::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 14px;
  height: 2px;
  background: currentColor;
  border-radius: var(--radius-full);
  transition: transform var(--duration) var(--ease-out);
}
.faq__icon::before { transform: translate(-50%, -50%); }
.faq__icon::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq__item.active .faq__icon::after { transform: translate(-50%, -50%) rotate(0); }

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-slow) var(--ease-out), padding var(--duration-slow) var(--ease-out);
}
.faq__item.active .faq__answer {
  max-height: 500px;
}
.faq__answer-inner {
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--cl-muted);
  font-size: 0.9375rem;
  line-height: 1.7;
}
.section--dark .faq__answer-inner { color: var(--cl-dark-muted); }

/* --- CTA BANNER --- */
.cta-banner {
  padding: var(--space-2xl) 0;
}
.cta-banner--dark {
  background: var(--cl-dark-bg);
  color: var(--cl-dark-text);
  position: relative;
  overflow: hidden;
}
.cta-banner--dark::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(30, 58, 110, 0.12) 0%, transparent 70%);
  pointer-events: none;
}
.cta-banner--accent {
  background: linear-gradient(135deg, var(--cl-primary), var(--cl-accent));
  color: var(--cl-white);
}
.cta-banner__inner {
  max-width: 700px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  text-align: center;
  position: relative;
  z-index: 1;
}
.cta-banner__title {
  margin-bottom: var(--space-md);
}
.cta-banner__text {
  margin: 0 auto var(--space-lg);
  opacity: 0.85;
  max-width: 50ch;
}
.cta-banner__buttons {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}
.cta-banner--accent .btn--primary {
  background: var(--cl-white);
  color: var(--cl-accent);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}
.cta-banner--accent .btn--primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

/* --- FORMS --- */
.form-group {
  margin-bottom: var(--space-lg);
}
.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}
.form-input,
.form-select {
  width: 100%;
  padding: 14px var(--space-md);
  border: 1px solid var(--cl-border);
  border-radius: var(--radius-md);
  background: var(--cl-white);
  font-size: 0.9375rem;
  transition: all var(--duration) var(--ease-out);
}
.form-input:focus,
.form-select:focus {
  outline: none;
  border-color: var(--cl-accent);
  box-shadow: 0 0 0 3px rgba(30, 58, 110, 0.12);
}
.section--dark .form-input,
.section--dark .form-select {
  background: var(--cl-dark-card);
  border-color: var(--cl-dark-border);
  color: var(--cl-dark-text);
}
.section--dark .form-input:focus,
.section--dark .form-select:focus {
  border-color: var(--cl-accent);
}

/* --- QUIZ --- */
.quiz {
  max-width: 640px;
  margin: 0 auto;
}
.quiz__progress {
  height: 4px;
  background: rgba(30, 58, 110, 0.12);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-xl);
  overflow: hidden;
}
.quiz__progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--cl-accent), var(--cl-accent-light));
  border-radius: var(--radius-full);
  transition: width var(--duration-slow) var(--ease-spring);
}
.quiz__step {
  display: none;
}
.quiz__step.active {
  display: block;
  animation: fadeInUp 0.4s var(--ease-out);
}
.quiz__question {
  font-size: 1.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  margin-bottom: var(--space-lg);
  text-align: center;
}
.quiz__options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}
.quiz__option {
  padding: var(--space-md) var(--space-lg);
  border: 1px solid var(--cl-border);
  border-radius: var(--radius-lg);
  text-align: center;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--duration) var(--ease-out);
}
.quiz__option:hover {
  border-color: var(--cl-accent);
  background: rgba(30, 58, 110, 0.05);
}
.quiz__option.selected {
  border-color: var(--cl-accent);
  background: rgba(30, 58, 110, 0.1);
  box-shadow: var(--glow-sm);
}
.quiz__nav {
  display: flex;
  justify-content: space-between;
  margin-top: var(--space-xl);
}

/* --- BLOG CARDS --- */
.blog-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--cl-white);
  border: 1px solid rgba(30, 58, 110, 0.1);
  transition: all var(--duration) var(--ease-out);
  display: flex;
  flex-direction: column;
}
.blog-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 16px 48px rgba(8, 26, 75, 0.1), var(--glow-sm);
  border-color: rgba(30, 58, 110, 0.2);
}
.blog-card__image img {
  transition: transform 0.5s var(--ease-out);
}
.blog-card:hover .blog-card__image img {
  transform: scale(1.08);
}
.blog-card__image {
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--cl-primary), var(--cl-dark-card));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cl-dark-muted);
  font-size: 0.8125rem;
  overflow: hidden;
}
.blog-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.blog-card__body {
  padding: var(--space-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}
.blog-card__tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--cl-accent);
  margin-bottom: var(--space-sm);
}
.blog-card__title {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  line-height: 1.3;
}
.blog-card__excerpt {
  font-size: 0.875rem;
  color: var(--cl-muted);
  flex: 1;
}
.blog-card__meta {
  font-size: 0.8125rem;
  color: var(--cl-muted);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--cl-border);
}

/* Blog filter */
.blog-filter {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
}
.blog-filter__btn {
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--cl-border);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 500;
  transition: all var(--duration) var(--ease-out);
}
.blog-filter__btn:hover,
.blog-filter__btn.active {
  border-color: var(--cl-accent);
  color: var(--cl-accent);
  background: rgba(30, 58, 110, 0.06);
}

/* --- COMPARISON TABLE --- */
.comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}
.comparison__col {
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
}
.comparison__col--yes {
  background: rgba(30, 58, 110, 0.06);
  border: 1px solid rgba(30, 58, 110, 0.15);
}
.comparison__col--no {
  background: rgba(239, 68, 68, 0.04);
  border: 1px solid rgba(239, 68, 68, 0.1);
}
.comparison__title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
}
.comparison__list li {
  padding: var(--space-sm) 0;
  font-size: 0.9375rem;
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
}
.comparison__list li::before {
  content: '\2713';
  color: var(--cl-accent);
  font-weight: 700;
  flex-shrink: 0;
}
.comparison__col--no .comparison__list li::before {
  content: '\2717';
  color: var(--cl-error);
}

/* --- WHATSAPP FLOAT --- */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  background: #25D366;
  color: var(--cl-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 80;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  transition: all var(--duration) var(--ease-out);
}
.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
}
.whatsapp-float__pulse {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid #25D366;
  animation: wa-pulse 2s ease-out infinite;
}
@keyframes wa-pulse {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.4); opacity: 0; }
}

/* --- FOOTER --- */
.footer {
  background: var(--cl-dark-bg);
  color: var(--cl-dark-text);
  padding: var(--space-2xl) 0 0;
  position: relative;
}
.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cl-accent), transparent);
}
.footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-xl);
}
.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}
.footer__logo span {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.125rem;
}
.footer__desc {
  font-size: 0.875rem;
  color: var(--cl-dark-muted);
  max-width: 280px;
  margin-bottom: var(--space-md);
}
.footer__wa {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.06);
  color: var(--cl-dark-muted);
  transition: all var(--duration) var(--ease-out);
}
.footer__wa:hover {
  background: rgba(30, 58, 110, 0.15);
  color: var(--cl-accent-light);
}
.footer__heading {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-lg);
  color: var(--cl-dark-text);
}
.footer__links li { margin-bottom: var(--space-md); }
.footer__links a {
  font-size: 0.875rem;
  color: var(--cl-dark-muted);
  transition: color var(--duration) var(--ease-out);
}
.footer__links a:hover { color: var(--cl-accent-light); }

.footer__bottom {
  max-width: var(--max-width);
  margin: var(--space-xl) auto 0;
  padding: var(--space-lg);
  border-top: 1px solid var(--cl-dark-border);
  display: flex;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: var(--cl-dark-muted);
}
.footer__tagline { opacity: 0.6; }

/* --- ANIMATIONS --- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInScale {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}
@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes slideInRight {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal--scale {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
.reveal--scale.visible {
  opacity: 1;
  transform: scale(1);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* Zoom on hover for images and visuals */
.zoom-hover {
  overflow: hidden;
  border-radius: var(--radius-lg);
}
.zoom-hover img,
.zoom-hover > * {
  transition: transform 0.5s var(--ease-out);
}
.zoom-hover:hover img,
.zoom-hover:hover > * {
  transform: scale(1.05);
}

/* --- ACADEMY --- */
.academy-progress {
  max-width: 500px;
  margin: 0 auto var(--space-xl);
  text-align: center;
}
.academy-progress__bar-wrap {
  height: 6px;
  background: var(--cl-border);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-top: var(--space-sm);
}
.academy-progress__bar {
  height: 100%;
  background: linear-gradient(90deg, var(--cl-primary), var(--cl-accent));
  border-radius: var(--radius-full);
  transition: width 0.6s var(--ease-spring);
  width: 0%;
}
.academy-progress__text {
  font-size: 0.8125rem;
  color: var(--cl-muted);
  margin-top: var(--space-sm);
}

.academy-chapter-card {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  padding: var(--space-lg);
  text-decoration: none;
  color: inherit;
  transition: all var(--duration) var(--ease-out);
}
.academy-chapter-card:hover {
  transform: translateY(-4px) scale(1.01);
}
.academy-chapter-card.locked {
  opacity: 0.5;
  pointer-events: none;
}
.academy-chapter-card.completed {
  border-color: rgba(16, 185, 129, 0.3);
}
.chapter-badge {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--cl-primary);
  color: var(--cl-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.125rem;
  flex-shrink: 0;
  transition: all var(--duration) var(--ease-out);
}
.academy-chapter-card.completed .chapter-badge {
  background: var(--cl-success);
}
.academy-chapter-card.locked .chapter-badge {
  background: var(--cl-border);
  color: var(--cl-muted);
}
.chapter-lock {
  display: none;
  margin-left: auto;
  color: var(--cl-muted);
  flex-shrink: 0;
}
.academy-chapter-card.locked .chapter-lock {
  display: block;
}
.chapter-meta {
  font-size: 0.8125rem;
  color: var(--cl-muted);
  margin-top: 2px;
}

/* Quiz in chapter */
.quiz__option.correct {
  border-color: var(--cl-success);
  background: rgba(16, 185, 129, 0.08);
  color: var(--cl-success);
}
.quiz__option.wrong {
  border-color: var(--cl-error);
  background: rgba(239, 68, 68, 0.08);
  animation: shake 0.4s var(--ease-out);
}
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}
.quiz-success {
  display: none;
  text-align: center;
  padding: var(--space-lg);
  margin-top: var(--space-lg);
  border-radius: var(--radius-lg);
  background: rgba(16, 185, 129, 0.06);
  border: 1px solid rgba(16, 185, 129, 0.2);
}
.quiz-success__title {
  color: var(--cl-success);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

/* Academy completion */
.academy-completion {
  display: none;
  text-align: center;
  padding: var(--space-xl);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, var(--cl-primary), var(--cl-accent));
  color: var(--cl-white);
}
.academy-completion__discount {
  display: inline-block;
  padding: var(--space-md) var(--space-lg);
  background: var(--cl-white);
  color: var(--cl-primary);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: 0.05em;
  border-radius: var(--radius-md);
  margin: var(--space-lg) 0;
}

/* Article / lesson content */
.lesson-content {
  font-size: 1.0625rem;
  line-height: 1.85;
}
.lesson-content > *:first-child {
  margin-top: 0;
}
.lesson-content h2 {
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--cl-border);
  font-size: clamp(1.5rem, 3vw, 1.875rem);
}
.lesson-content > h2:first-child,
.lesson-content > p:first-child + h2 {
  border-top: none;
  padding-top: 0;
  margin-top: var(--space-xl);
}
.lesson-content h3 {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
  font-size: 1.25rem;
}
.lesson-content p {
  margin-bottom: var(--space-lg);
  color: var(--cl-muted);
}
.lesson-content p:last-child {
  margin-bottom: 0;
}
.lesson-content ul,
.lesson-content ol {
  margin: var(--space-lg) 0;
  padding-left: var(--space-lg);
}
.lesson-content ul { list-style: disc; }
.lesson-content ol { list-style: decimal; }
.lesson-content li {
  margin-bottom: var(--space-md);
  color: var(--cl-muted);
  line-height: 1.8;
  padding-left: var(--space-sm);
}
.lesson-content li strong {
  display: inline;
}
.lesson-content strong {
  color: var(--cl-text);
  font-weight: 600;
}
.lesson-content a {
  color: var(--cl-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.lesson-content a:hover {
  color: var(--cl-accent);
}
.section--dark .lesson-content h2 {
  border-top-color: var(--cl-dark-border);
}
.section--dark .lesson-content p,
.section--dark .lesson-content li {
  color: var(--cl-dark-muted);
}
.section--dark .lesson-content strong {
  color: var(--cl-dark-text);
}

.content-callout {
  padding: var(--space-lg) var(--space-xl);
  border-left: 3px solid var(--cl-primary);
  background: rgba(30, 58, 110, 0.04);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: var(--space-xl) 0;
  font-size: 1rem;
  color: var(--cl-text);
  line-height: 1.8;
  font-style: italic;
}

.content-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin: var(--space-xl) 0;
}

/* --- RESPONSIVE --- */
@media (max-width: 1024px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .hero--home .hero__inner {
    grid-template-columns: 1fr;
    min-height: auto;
    text-align: center;
  }
  .hero__subtitle { margin: var(--space-md) auto 0; }
  .hero__buttons { justify-content: center; }
  .hero__list { align-items: center; }
  .hero__visual { order: -1; }
  .footer__inner { grid-template-columns: 1fr 1fr; gap: var(--space-lg); }
}

@media (max-width: 768px) {
  :root {
    --space-2xl: 64px;
    --header-height: 64px;
  }
  .header__nav,
  .header__cta { display: none; }
  .header__hamburger { display: flex; }

  /* Mobile menu */
  .header__nav.open {
    display: block;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--cl-bg);
    padding: var(--space-lg);
    z-index: 89;
    animation: fadeInUp 0.3s var(--ease-out);
  }
  .header__nav.open .header__nav-list {
    flex-direction: column;
    gap: 0;
  }
  .header__nav.open .header__nav-link {
    display: block;
    padding: var(--space-md) 0;
    font-size: 1.125rem;
    border-bottom: 1px solid var(--cl-border);
  }
  .header__nav.open .header__nav-link::after { display: none; }

  .grid--2,
  .grid--3 { grid-template-columns: 1fr; }
  .stats-bar__inner { grid-template-columns: repeat(2, 1fr); }
  .comparison { grid-template-columns: 1fr; }
  .funnel { flex-direction: column; }
  .funnel__connector {
    width: 2px;
    height: 24px;
    background: linear-gradient(180deg, var(--cl-accent), rgba(30, 58, 110, 0.25));
  }
  .quiz__options { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; gap: var(--space-sm); text-align: center; }
  .hero__title { font-size: clamp(2rem, 7vw, 2.5rem); }
}

@media (max-width: 480px) {
  :root {
    --space-lg: 24px;
    --space-2xl: 48px;
  }
  .stats-bar__inner { grid-template-columns: 1fr 1fr; }
  .promo-bar__content { font-size: 0.8125rem; }
  .btn { padding: 12px 24px; font-size: 0.875rem; }
}