*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

:root {
  --c-primary: #A455A8;
  --c-primary-dark: #6E2F76;
  --c-primary-soft: #F4ECF5;
  --c-cream: #FAF7F4;
  --c-text: #2A1F2C;
  --c-text-soft: #6B5F6E;
  --c-border: #E8E0EA;
  --c-white: #FFFFFF;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 8px 30px rgba(110, 47, 118, 0.08);
  --shadow-lg: 0 20px 60px rgba(110, 47, 118, 0.18);
  --transition: 0.25s ease;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--c-text);
  background: var(--c-white);
  -webkit-font-smoothing: antialiased;
}

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

em {
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-weight: 500;
  color: var(--c-primary);
}

h1, h2, h3 { line-height: 1.2; font-weight: 700; }
h1 { font-size: clamp(2rem, 5vw, 3.25rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); letter-spacing: -0.01em; }
h3 { font-size: 1.15rem; }

p { color: var(--c-text-soft); }

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.container.narrow { max-width: 760px; }
.center { text-align: center; }
.section { padding: clamp(64px, 9vw, 110px) 0; }

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--c-border);
}
.header-inner {
  display: flex; align-items: center; justify-content: center;
  padding: 18px 24px;
}
.logo { height: 22px; width: auto; }

.floating-cta {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  z-index: 90;
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--c-primary);
  color: var(--c-white);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 24px;
  border-radius: 999px;
  box-shadow: 0 12px 32px rgba(110, 47, 118, 0.32);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.25s ease;
  opacity: 0;
  white-space: nowrap;
  max-width: calc(100vw - 32px);
}
.floating-cta i { width: 18px; height: 18px; }
.floating-cta[hidden] { display: none; }
.floating-cta.is-visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}
.floating-cta:hover { background: var(--c-primary-dark); }
@media (min-width: 768px) {
  .floating-cta { bottom: 28px; padding: 16px 28px; font-size: 1rem; }
}

.btn-primary {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px;
  background: var(--c-primary);
  color: var(--c-white);
  font-weight: 600;
  padding: 14px 28px;
  border-radius: 999px;
  transition: var(--transition);
  box-shadow: var(--shadow);
}
.btn-primary:hover { background: var(--c-primary-dark); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-sm { padding: 10px 18px; font-size: 0.9rem; }
.btn-lg { padding: 16px 32px; font-size: 1.05rem; }
.btn-block { width: 100%; }

.hero {
  padding: clamp(48px, 7vw, 90px) 0 clamp(64px, 9vw, 110px);
  background: linear-gradient(180deg, var(--c-primary-soft) 0%, var(--c-white) 100%);
}
.hero-grid {
  display: grid; grid-template-columns: 1fr; gap: 48px;
  align-items: center;
}
.hero-copy h1 { margin-bottom: 20px; }
.hero-sub { font-size: clamp(1.05rem, 1.6vw, 1.2rem); margin-bottom: 32px; max-width: 540px; }
.hero-trust {
  display: flex; flex-direction: column; gap: 10px;
  margin-top: 28px; font-size: 0.92rem; color: var(--c-text-soft);
}
.hero-trust li { display: flex; align-items: center; gap: 10px; }
.hero-trust i { width: 18px; height: 18px; color: var(--c-primary); }
.hero-media img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/5;
  object-fit: cover;
}

@media (min-width: 900px) {
  .hero-grid { grid-template-columns: 1.1fr 1fr; gap: 80px; }
}

.section-pain { background: var(--c-cream); }
.section-pain h2 { margin-bottom: 16px; }
.lead { font-size: 1.1rem; margin-bottom: 32px; color: var(--c-text); }
.pain-list { display: grid; gap: 20px; }
.pain-list li {
  display: flex; gap: 16px;
  background: var(--c-white);
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid var(--c-border);
}
.pain-list i { flex: 0 0 24px; width: 24px; height: 24px; color: var(--c-primary); margin-top: 2px; }
.pain-list strong { display: block; margin-bottom: 6px; color: var(--c-text); }

.section-edu h2 { margin-bottom: 28px; }
.section-edu p { margin-bottom: 16px; font-size: 1.05rem; }
.section-edu .emphasis {
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-size: 1.4rem;
  color: var(--c-primary-dark);
  margin-top: 24px;
}

.section-solution { background: var(--c-primary-soft); }
.section-solution h2 { text-align: center; margin-bottom: 48px; }
.steps {
  display: grid; gap: 24px;
  margin-bottom: 48px;
}
.steps li {
  background: var(--c-white);
  padding: 32px 28px;
  border-radius: var(--radius);
  position: relative;
  border: 1px solid var(--c-border);
}
.step-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px;
  background: var(--c-primary);
  color: var(--c-white);
  border-radius: 999px;
  font-weight: 700;
  margin-bottom: 16px;
}
.steps h3 { margin-bottom: 8px; font-size: 1.25rem; }

@media (min-width: 768px) {
  .steps { grid-template-columns: repeat(3, 1fr); }
}

.section-benefits h2 { text-align: center; margin-bottom: 48px; }
.benefits-grid {
  display: grid; grid-template-columns: 1fr; gap: 24px;
}
.benefit {
  text-align: center;
  padding: 32px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--c-border);
  background: var(--c-white);
  transition: var(--transition);
}
.benefit:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.benefit i {
  width: 36px; height: 36px;
  color: var(--c-primary);
  margin-bottom: 16px;
}
.benefit h3 { margin-bottom: 8px; }

@media (min-width: 600px) { .benefits-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .benefits-grid { grid-template-columns: repeat(4, 1fr); } }

.section-authority { background: var(--c-cream); }
.authority-grid {
  display: grid; grid-template-columns: 1fr; gap: 48px;
  align-items: center;
}
.authority-grid img {
  border-radius: var(--radius-lg);
  aspect-ratio: 4/3;
  object-fit: cover;
}
.authority-list {
  margin-top: 24px;
  display: grid; gap: 12px;
}
.authority-list li { display: flex; align-items: center; gap: 12px; color: var(--c-text-soft); }
.authority-list i { width: 20px; height: 20px; color: var(--c-primary); }

@media (min-width: 900px) { .authority-grid { grid-template-columns: 1fr 1fr; gap: 80px; } }

.section-testimonials h2 { text-align: center; margin-bottom: 48px; }
.testimonials-grid {
  display: grid; grid-template-columns: 1fr; gap: 24px;
}
.testimonial {
  background: var(--c-white);
  padding: 28px;
  border-radius: var(--radius);
  border: 1px solid var(--c-border);
}
.testimonial p {
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-size: 1.05rem;
  color: var(--c-text);
  margin-bottom: 16px;
}
.testimonial footer { font-size: 0.9rem; color: var(--c-text-soft); }
.testimonial strong { color: var(--c-primary-dark); }

@media (min-width: 800px) { .testimonials-grid { grid-template-columns: repeat(3, 1fr); } }

.section-faq { background: var(--c-cream); }
.section-faq h2 { text-align: center; margin-bottom: 40px; }
.section-faq details {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
}
.section-faq summary {
  padding: 20px 24px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex; justify-content: space-between; align-items: center;
  transition: var(--transition);
}
.section-faq summary::-webkit-details-marker { display: none; }
.section-faq summary::after {
  content: '+';
  font-size: 1.5rem;
  color: var(--c-primary);
  transition: var(--transition);
}
.section-faq details[open] summary::after { transform: rotate(45deg); }
.section-faq details p {
  padding: 0 24px 20px;
}

.section-final-cta {
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-dark) 100%);
  color: var(--c-white);
}
.section-final-cta h2 { color: var(--c-white); margin-bottom: 16px; }
.section-final-cta em { color: var(--c-cream); }
.section-final-cta p {
  color: rgba(255,255,255,0.85);
  font-size: 1.1rem;
  margin-bottom: 32px;
}
.section-final-cta .btn-primary {
  background: var(--c-white);
  color: var(--c-primary-dark);
}
.section-final-cta .btn-primary:hover {
  background: var(--c-cream);
  color: var(--c-primary-dark);
}

.site-footer {
  background: var(--c-text);
  color: rgba(255,255,255,0.7);
  padding: 48px 0 32px;
}
.footer-inner {
  display: grid; gap: 32px;
  grid-template-columns: 1fr;
}
.logo-footer { height: 28px; filter: brightness(0) invert(1); opacity: 0.85; }
.footer-contact, .footer-legal {
  display: grid; gap: 10px;
  font-size: 0.92rem;
}
.footer-contact li { display: flex; align-items: center; gap: 10px; }
.footer-contact i { width: 18px; height: 18px; color: var(--c-primary); }
.footer-legal a { transition: var(--transition); }
.footer-legal a:hover { color: var(--c-white); }

@media (min-width: 800px) {
  .footer-inner { grid-template-columns: 1fr 1.5fr 1fr; align-items: center; }
}

.modal {
  position: fixed; inset: 0;
  z-index: 100;
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
  animation: fadeIn 0.2s ease;
}
.modal[hidden] { display: none; }
.modal-overlay {
  position: absolute; inset: 0;
  background: rgba(42, 31, 44, 0.6);
  backdrop-filter: blur(4px);
}
.modal-content {
  position: relative;
  background: var(--c-white);
  border-radius: var(--radius-lg);
  width: 100%; max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 32px 28px;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.3s ease;
}
.modal-close {
  position: absolute; top: 14px; right: 14px;
  width: 36px; height: 36px;
  border-radius: 999px;
  display: flex; align-items: center; justify-content: center;
  background: var(--c-primary-soft);
  color: var(--c-primary-dark);
  transition: var(--transition);
}
.modal-close:hover { background: var(--c-primary); color: var(--c-white); }
.modal-close i { width: 18px; height: 18px; }
.modal-header { margin-bottom: 24px; }
.modal-header h2 { font-size: 1.5rem; margin-bottom: 6px; }
.modal-header p { font-size: 0.95rem; }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--c-text);
}

/* :not(.prefix-search) — evita que el padding general sobrescriba el input de búsqueda del picker */
.form-group input:not(.prefix-search) {
  width: 100%;
  padding: 14px 18px;
  font-size: 1rem;
  font-family: inherit;
  border: 1.5px solid var(--c-border);
  border-radius: 10px;
  background: var(--c-white);
  color: var(--c-text);
  transition: var(--transition);
}
.form-group input:focus { outline: none; border-color: var(--c-primary); }

.form-disclaimer {
  font-size: 0.8rem;
  color: var(--c-text-soft);
  text-align: center;
  margin-top: 14px;
}
.form-disclaimer a { color: var(--c-primary); text-decoration: underline; }

.phone-input { display: flex; gap: 8px; align-items: stretch; }
.prefix-picker { position: relative; flex: 0 0 auto; }
.prefix-trigger {
  display: flex; align-items: center; gap: 8px;
  height: 100%;
  padding: 0 14px;
  border: 1.5px solid var(--c-border);
  border-radius: 10px;
  background: var(--c-white);
  font-weight: 500;
  transition: var(--transition);
}
.prefix-trigger:hover { border-color: var(--c-primary); }
.prefix-flag { width: 22px; height: auto; border-radius: 2px; }
.prefix-arrow { width: 14px; height: 14px; opacity: 0.5; }
.prefix-dropdown {
  position: absolute; top: calc(100% + 6px); left: 0;
  width: 280px;
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: 10px;
  box-shadow: var(--shadow);
  z-index: 10;
  overflow: hidden;
}
.prefix-search {
  width: 100%;
  padding: 12px 14px;
  border: none;
  border-bottom: 1px solid var(--c-border);
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
}
.prefix-list { max-height: 240px; overflow-y: auto; }
.prefix-list li {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px;
  cursor: pointer;
  transition: background 0.15s;
}
.prefix-list li:hover { background: var(--c-primary-soft); }
.prefix-list img { width: 22px; height: auto; border-radius: 2px; }
.prefix-list span { font-size: 0.92rem; }
.phone-input > input[type="tel"] {
  flex: 1;
  padding: 14px 18px;
  font-size: 1rem;
  font-family: inherit;
  border: 1.5px solid var(--c-border);
  border-radius: 10px;
  background: var(--c-white);
  color: var(--c-text);
  transition: var(--transition);
  min-width: 0;
}
.phone-input > input[type="tel"]:focus { outline: none; border-color: var(--c-primary); }

.thanks {
  min-height: 100vh;
  display: flex; flex-direction: column; justify-content: center; align-items: center;
  text-align: center;
  padding: 48px 24px;
  background: linear-gradient(180deg, var(--c-primary-soft) 0%, var(--c-white) 100%);
}
.thanks h1 { margin-bottom: 16px; }
.thanks p { font-size: 1.1rem; max-width: 540px; margin-bottom: 24px; }
.thanks .check-icon {
  width: 72px; height: 72px;
  background: var(--c-primary);
  color: var(--c-white);
  border-radius: 999px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px;
}
.thanks .check-icon i { width: 36px; height: 36px; }

.urgency-card {
  background: var(--c-white);
  border: 1.5px solid var(--c-primary);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  max-width: 520px;
  width: 100%;
  margin-top: 32px;
  box-shadow: var(--shadow);
}
.urgency-icon {
  width: 48px; height: 48px;
  background: var(--c-primary-soft);
  color: var(--c-primary-dark);
  border-radius: 999px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
}
.urgency-icon i { width: 24px; height: 24px; }
.urgency-card h2 {
  font-size: 1.4rem;
  margin-bottom: 12px;
}
.urgency-card p {
  font-size: 1rem;
  margin-bottom: 24px;
}
.btn-whatsapp {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 10px;
  background: #25D366;
  color: var(--c-white);
  font-weight: 600;
  font-size: 1rem;
  padding: 16px 28px;
  border-radius: 999px;
  width: 100%;
  transition: var(--transition);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.32);
}
.btn-whatsapp:hover { background: #1FB955; transform: translateY(-1px); }
.btn-whatsapp i { width: 20px; height: 20px; }

:focus-visible {
  outline: 2px solid var(--c-primary);
  outline-offset: 2px;
}