:root {
  --accent: #F7C1CA;
  --accent-dark: #B88B8B;
  --accent-light: #F5E6E8;
  --accent-lightest: #FDF5F6;
  --text-dark: #2D2D2D;
  --text-gray: #666666;
  --text-light: #999999;
  --white: #FFFFFF;
  --bg-light: #FAFAF8;
  --bg-warm: #F8F5F2;
  --border-color: #E8E4E0;

  --cta: #C55A25;
  --cta-hover: #A84718;

  --verde: #81C784;
  --verde-bg: #F1F8E9;
  --amarillo: #FFB74D;
  --amarillo-bg: #FFF8E1;
  --rojo: #E57373;
  --rojo-bg: #FFF3F0;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --shadow-sm: 0 1px 2px rgba(45, 45, 45, 0.04);
  --shadow-md: 0 4px 12px rgba(45, 45, 45, 0.06);
  --shadow-lg: 0 12px 32px rgba(45, 45, 45, 0.08);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --transition: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--white);
  font-size: 16px;
  line-height: 1.6;
  margin: 0;
  -webkit-font-smoothing: antialiased;
}

h1, h2 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--text-dark);
}

h1 { font-size: clamp(2.5rem, 7.5vw, 5rem); }
h2 { font-size: clamp(2rem, 4.8vw, 3.25rem); }

.accent-word {
  color: var(--accent-dark);
  font-style: italic;
  position: relative;
  display: inline-block;
}
.accent-word::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0.05em;
  height: 0.28em;
  background: var(--accent);
  opacity: 0.35;
  z-index: -1;
  border-radius: 2px;
}
h3 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  margin: 0;
  line-height: 1.3;
}

.label-kicker {
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2.5px;
  color: var(--accent-dark);
  display: inline-block;
  padding: 0.35rem 0.75rem;
  background: var(--accent-light);
  border-radius: 999px;
}

.note-small {
  font-size: 0.875rem;
  color: var(--text-light);
}

/* Botones */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--text-dark);
  color: var(--white);
  padding: 1rem 1.75rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  text-decoration: none;
  min-height: 52px;
}
.btn-primary:hover:not(:disabled) { transform: translateY(-1px); box-shadow: var(--shadow-lg); }
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; }

.btn-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--cta);
  color: var(--white);
  padding: 0.85rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  min-height: 48px;
  box-shadow: 0 6px 18px rgba(197, 90, 37, 0.28);
}
.btn-cta:hover { background: var(--cta-hover); transform: translateY(-1px); box-shadow: 0 10px 24px rgba(197, 90, 37, 0.38); }
.btn-cta:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--white);
  color: var(--text-dark);
  padding: 0.9rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  border: 1.5px solid var(--border-color);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.btn-secondary:hover { border-color: var(--text-dark); }

/* Focus accesible */
*:focus-visible {
  outline: 2px solid var(--text-dark);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Secciones */
section { padding: clamp(3rem, 8vw, 6rem) 1.25rem; }
.container { max-width: 1100px; margin: 0 auto; }
.container-narrow { max-width: 720px; margin: 0 auto; }

/* Inputs */
input[type="text"],
input[type="tel"],
input[type="email"],
select {
  width: 100%;
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.9rem 1rem;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--text-dark);
  transition: border-color var(--transition);
  min-height: 48px;
}
input:focus, select:focus { border-color: var(--text-dark); outline: none; }

label { display: block; font-weight: 500; margin-bottom: 0.5rem; color: var(--text-dark); }

/* Checkbox señales */
.signal-row {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 0.875rem 1rem;
  min-height: 56px;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  background: var(--white);
  user-select: none;
}
.signal-row:hover { border-color: var(--accent-dark); background: var(--accent-lightest); }
.signal-row input[type="checkbox"] { position: absolute; opacity: 0; pointer-events: none; }
.signal-row .checkbox-visual {
  flex: 0 0 24px;
  width: 24px;
  height: 24px;
  border: 2px solid var(--border-color);
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  background: var(--white);
}
.signal-row .checkbox-visual svg { width: 16px; height: 16px; opacity: 0; transform: scale(0.5); transition: all var(--transition); }
.signal-row.is-checked { border-color: var(--accent-dark); background: var(--accent-lightest); }
.signal-row.is-checked .checkbox-visual { background: var(--text-dark); border-color: var(--text-dark); }
.signal-row.is-checked .checkbox-visual svg { opacity: 1; transform: scale(1); }
.signal-row.is-checked .checkbox-visual svg { animation: bounce 300ms cubic-bezier(0.34, 1.56, 0.64, 1); }
@keyframes bounce { 0% { transform: scale(0.5); } 60% { transform: scale(1.15); } 100% { transform: scale(1); } }

/* Cards */
.card {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.card-accent {
  border-left: 4px solid var(--accent);
}
.card-accent:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-left-color: var(--accent-dark);
}

/* Hero hero */
.hero-bg {
  background:
    radial-gradient(ellipse at top, var(--accent-light) 0%, transparent 55%),
    linear-gradient(180deg, var(--bg-warm) 0%, var(--white) 100%);
}

.hero-number {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(4rem, 14vw, 9rem);
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--accent-dark);
  display: block;
}

.dato-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.5rem;
  align-items: center;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
  box-shadow: var(--shadow-md);
  text-align: left;
  border: 1px solid var(--accent-light);
}

@media (max-width: 520px) {
  .dato-card { grid-template-columns: 1fr; text-align: center; gap: 0.5rem; }
}

/* Progreso */
.progress-track {
  height: 4px;
  background: var(--border-color);
  border-radius: 999px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--text-dark);
  border-radius: 999px;
  transition: width 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Resultado */
.result-verde { background: var(--verde-bg); border-color: var(--verde); }
.result-amarillo { background: var(--amarillo-bg); border-color: var(--amarillo); }
.result-rojo { background: var(--rojo-bg); border-color: var(--rojo); }

.result-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.5rem 1rem 0.5rem 0.65rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: 0.01em;
  background: var(--white);
  border: 1.5px solid;
}
.result-badge .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 0 4px rgba(255,255,255,0.6);
}
.result-badge.verde { border-color: var(--verde); color: #2E7D32; }
.result-badge.verde .dot { background: var(--verde); }
.result-badge.amarillo { border-color: var(--amarillo); color: #B45309; }
.result-badge.amarillo .dot { background: var(--amarillo); }
.result-badge.rojo { border-color: var(--rojo); color: #B3261E; }
.result-badge.rojo .dot { background: var(--rojo); }

.cta-hero {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: center;
  padding: 1.75rem;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  margin-top: 1.75rem;
}
.cta-hero .cta-headline {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-gray);
  margin: 0;
}
.cta-hero .btn-primary {
  width: 100%;
  max-width: 420px;
}

/* WhatsApp float */
.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
  z-index: 100;
  transition: transform var(--transition);
}
.whatsapp-float:hover { transform: scale(1.06); }

/* Transiciones entre pasos */
.step-enter { opacity: 0; transform: translateY(8px); }
.step-enter-active { transition: opacity 300ms ease, transform 300ms ease; opacity: 1; transform: translateY(0); }

/* Utilidades */
.text-center { text-align: center; }
.text-muted { color: var(--text-gray); }
.text-accent-dark { color: var(--accent-dark); }
.bg-warm { background: var(--bg-warm); }
.bg-light { background: var(--bg-light); }
.bg-lightest { background: var(--accent-lightest); }
.mt-sm { margin-top: 0.5rem; }
.mt-md { margin-top: 1rem; }
.mt-lg { margin-top: 2rem; }
.mt-xl { margin-top: 3rem; }
.stack > * + * { margin-top: 1rem; }
.stack-lg > * + * { margin-top: 1.5rem; }

@media (min-width: 768px) {
  section { padding: clamp(4rem, 8vw, 7rem) 2rem; }
}

/* x-cloak */
[x-cloak] { display: none !important; }

/* Skip link accesibilidad */
.skip-link {
  position: absolute;
  top: -40px;
  left: 12px;
  background: var(--text-dark);
  color: var(--white);
  padding: 0.5rem 1rem;
  border-radius: 6px;
  text-decoration: none;
  z-index: 1000;
  transition: top 200ms ease;
}
.skip-link:focus { top: 12px; }

/* Padding inferior para que WhatsApp float no tape contenido en mobile */
@media (max-width: 640px) {
  body { padding-bottom: 80px; }
}

/* Prefers reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* FAQ summary chevron */
details summary {
  position: relative;
  padding-right: 2rem;
}
details summary::after {
  content: '+';
  position: absolute;
  right: 0.25rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--accent-dark);
  transition: transform var(--transition);
}
details[open] summary::after { content: '−'; }