/* ============================================
   Alessandra Carvalho — Método Corpo Leve
   Editorial · Premium · Warm · Feminine
   ============================================ */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  /* Color System — warm, editorial, sophisticated */
  --color-primary: #2b2b2b;
  --color-primary-soft: #4a4a4a;
  --color-primary-tint: #f5f3f0;

  --color-accent: #8b7355;
  --color-accent-light: #a89378;
  --color-accent-tint: #f0ebe4;

  --color-cta: #7a6650;
  --color-cta-hover: #63533f;

  --color-whatsapp: #25d366;
  --color-whatsapp-hover: #1faa50;

  --color-white: #ffffff;
  --color-off-white: #faf9f7;
  --color-cream: #f7f5f2;

  --color-gray-50: #faf9f8;
  --color-gray-100: #f3f1ee;
  --color-gray-200: #e8e5e0;
  --color-gray-300: #d4d0c9;
  --color-gray-400: #a8a39b;
  --color-gray-500: #78736b;
  --color-gray-600: #57534d;
  --color-gray-700: #3d3a35;
  --color-gray-800: #2b2825;

  --color-success: #5a7a4e;
  --color-warning: #b08842;
  --color-error: #a0403a;

  /* Typography */
  --font-heading: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', system-ui, sans-serif;

  /* Spacing */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 2.5rem;
  --space-6: 3rem;
  --space-7: 4rem;
  --space-8: 5rem;
  --space-9: 6rem;

  /* Layout */
  --container-max: 1140px;
  --container-narrow: 720px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(43, 43, 43, 0.06);
  --shadow-md: 0 4px 20px rgba(43, 43, 43, 0.08);
  --shadow-lg: 0 12px 40px rgba(43, 43, 43, 0.1);
  --shadow-xl: 0 20px 60px rgba(43, 43, 43, 0.12);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  --header-height: 68px;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 16px);
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  color: var(--color-gray-600);
  background-color: var(--color-off-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 500;
  line-height: 1.25;
  color: var(--color-primary);
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2rem, 5.5vw, 3.25rem); font-weight: 500; }
h2 { font-size: clamp(1.625rem, 4vw, 2.5rem); font-weight: 500; }
h3 { font-size: clamp(1.125rem, 2.5vw, 1.375rem); font-weight: 500; }

p { line-height: 1.75; }

a { color: var(--color-accent); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-primary); }

ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

/* Layout */
.container { width: 100%; max-width: var(--container-max); margin: 0 auto; padding: 0 var(--space-3); }
.container--narrow { max-width: var(--container-narrow); }
.section { padding: var(--space-8) 0; }

.section-head { text-align: center; max-width: 620px; margin: 0 auto var(--space-5); }
.section-head h2 { margin-bottom: var(--space-2); }
.section-lead { font-size: 1.0625rem; color: var(--color-gray-500); line-height: 1.7; }

/* Eyebrow */
.eyebrow {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}
.eyebrow--center { text-align: center; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.9375rem;
  line-height: 1;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-sm);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-align: center;
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.btn-cta {
  background-color: var(--color-cta);
  color: var(--color-white);
  border-color: var(--color-cta);
}
.btn-cta:hover {
  background-color: var(--color-cta-hover);
  border-color: var(--color-cta-hover);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(122, 102, 80, 0.25);
}

.btn-whatsapp {
  background-color: var(--color-whatsapp);
  color: var(--color-white);
  border-color: var(--color-whatsapp);
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.25);
}
.btn-whatsapp:hover {
  background-color: var(--color-whatsapp-hover);
  border-color: var(--color-whatsapp-hover);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 6px 22px rgba(37, 211, 102, 0.35);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-gray-300);
}
.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn-sm { padding: 0.625rem 1.25rem; font-size: 0.875rem; }
.btn-lg { padding: 1.0625rem 2.25rem; font-size: 1rem; }
.btn-block { display: flex; width: 100%; }

/* Header */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-height);
  background: rgba(250, 249, 247, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-gray-200);
  z-index: 1000;
  transition: box-shadow var(--transition-base);
}
.site-header.scrolled { box-shadow: var(--shadow-sm); }

.header-inner { display: flex; align-items: center; justify-content: space-between; height: 100%; }

.logo { display: flex; align-items: center; gap: 0.625rem; text-decoration: none; }
.logo-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--color-primary); color: var(--color-white);
  font-family: var(--font-heading); font-weight: 600; font-size: 0.9375rem;
  letter-spacing: 0.02em; flex-shrink: 0;
}
.logo-text { font-family: var(--font-heading); font-weight: 500; font-size: 1.125rem; color: var(--color-primary); }

.nav-desktop { display: flex; align-items: center; gap: var(--space-4); }
.nav-desktop a {
  font-size: 0.875rem; font-weight: 400; color: var(--color-gray-500);
  position: relative; padding: 0.25rem 0; letter-spacing: 0.01em;
}
.nav-desktop a::after {
  content: ''; position: absolute; bottom: -2px; left: 0;
  width: 0; height: 1.5px; background: var(--color-accent);
  transition: width var(--transition-base);
}
.nav-desktop a:hover { color: var(--color-primary); }
.nav-desktop a:hover::after { width: 100%; }

.header-cta { margin-left: var(--space-2); }

.menu-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.menu-bar { display: block; width: 22px; height: 2px; background: var(--color-primary); border-radius: 2px; transition: all var(--transition-base); }
.menu-toggle.open .menu-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open .menu-bar:nth-child(2) { opacity: 0; }
.menu-toggle.open .menu-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  display: none; position: fixed; top: var(--header-height); left: 0; right: 0;
  background: var(--color-off-white); border-bottom: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow-md); padding: var(--space-3);
  flex-direction: column; gap: var(--space-1); z-index: 999;
  transform: translateY(-100%); opacity: 0;
  transition: transform var(--transition-base), opacity var(--transition-base);
}
.nav-mobile.open { transform: translateY(0); opacity: 1; display: flex; }
.nav-mobile a { padding: 0.75rem 1rem; font-size: 0.9375rem; font-weight: 400; color: var(--color-gray-600); border-radius: var(--radius-sm); }
.nav-mobile a:hover { background: var(--color-primary-tint); color: var(--color-primary); }
.nav-mobile .btn { margin-top: var(--space-1); }

/* Hero */
.hero {
  padding-top: calc(var(--header-height) + var(--space-6));
  padding-bottom: var(--space-7);
  background: linear-gradient(180deg, var(--color-cream) 0%, var(--color-off-white) 100%);
  overflow: hidden;
}

.hero-grid {
  display: grid; grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-6); align-items: center;
}

.hero h1 { margin-bottom: var(--space-3); }
.hero-subtitle {
  font-size: 1.125rem; color: var(--color-gray-500);
  margin-bottom: var(--space-4); max-width: 480px;
  line-height: 1.7;
}

.hero-cta { margin-bottom: var(--space-4); }

.hero-trust { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-3); }
.hero-trust span {
  font-size: 0.8125rem; color: var(--color-gray-500); font-weight: 400;
  letter-spacing: 0.01em;
}

.hero-photo { display: flex; justify-content: center; align-items: center; }

/* Photo Frame */
.photo-frame {
  background: var(--color-cream); border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: var(--shadow-md);
}
.photo-frame img { width: 100%; height: 100%; object-fit: cover; }
.photo-frame--large { width: 100%; max-width: 400px; aspect-ratio: 4/5; border-radius: var(--radius-xl); box-shadow: var(--shadow-lg); }
.photo-frame--portrait { width: 100%; max-width: 340px; aspect-ratio: 3/4; margin: 0 auto; }

/* Identification Section */
.section--identify { background: var(--color-off-white); }
.identify-eyebrow-text { font-size: 1.125rem; }

.identify-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3); margin-bottom: var(--space-5);
}

.identify-card {
  text-align: left; padding: var(--space-4);
  border-radius: var(--radius-md);
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-base);
}
.identify-card:hover { border-color: var(--color-accent-light); box-shadow: var(--shadow-md); transform: translateY(-2px); }

.identify-icon { font-size: 1.25rem; color: var(--color-accent); display: block; margin-bottom: var(--space-1); }

.identify-card h3 { margin-bottom: 0.5rem; }
.identify-card p { font-size: 0.9375rem; color: var(--color-gray-500); }

.identify-conclusion { text-align: center; max-width: 520px; margin: 0 auto; }
.identify-conclusion p {
  font-family: var(--font-heading); font-size: 1.25rem; font-weight: 500;
  color: var(--color-primary); margin-bottom: var(--space-3);
  line-height: 1.5; font-style: italic;
}

/* Metodo Corpo Leve */
.section--metodo { background: var(--color-primary); color: var(--color-gray-300); }
.section--metodo h2 { color: var(--color-white); }
.section--metodo .section-lead { color: rgba(255, 255, 255, 0.65); }
.section--metodo .eyebrow { color: var(--color-accent-light); }

.metodo-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3); margin-bottom: var(--space-6);
}

.metodo-step {
  padding: var(--space-4); border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: all var(--transition-base);
}
.metodo-step:hover { background: rgba(255, 255, 255, 0.07); border-color: rgba(255, 255, 255, 0.15); }

.metodo-number {
  font-family: var(--font-heading); font-weight: 500; font-size: 1.75rem;
  color: var(--color-accent-light); margin-bottom: var(--space-1);
  letter-spacing: 0.02em;
}
.metodo-step h3 { color: var(--color-white); margin-bottom: 0.5rem; }
.metodo-step p { font-size: 0.9375rem; color: rgba(255, 255, 255, 0.6); line-height: 1.65; }

/* Metodo CTA Box — the ONLY WhatsApp button */
.metodo-cta {
  max-width: 560px; margin: 0 auto;
  text-align: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
}
.metodo-cta h3 { color: var(--color-white); margin-bottom: var(--space-2); font-size: 1.5rem; }
.metodo-cta p { color: rgba(255, 255, 255, 0.7); margin-bottom: var(--space-3); font-size: 1rem; }
.metodo-cta-note { font-size: 0.8125rem; color: rgba(255, 255, 255, 0.4); margin-top: var(--space-2); }

/* Hero second line font size */
.hero-h1-second { font-size: clamp(1.5rem, 3.5vw, 2.25rem); font-weight: 400; }

/* Método section heading sizes */
.section--metodo .eyebrow { font-size: 1.25rem; }
.section--metodo .section-head h2 { font-size: 1.875rem; }
.section--metodo .section-lead { font-size: 0.875rem; }

.metodo-cta-notice {
  margin-top: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  text-align: center;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.4s ease, opacity 0.3s ease, margin-top 0.3s ease;
}
.metodo-cta-notice.shown {
  max-height: 200px;
  opacity: 1;
}
.metodo-cta-notice p {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.85);
  margin: 0;
  line-height: 1.6;
}
.metodo-cta-notice strong {
  color: var(--color-white);
}

/* Bioimpedance */
.section--bio { background: var(--color-cream); }

.bio-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); align-items: center; }

.badge {
  display: inline-block; font-family: var(--font-body); font-weight: 500;
  font-size: 0.75rem; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--color-accent); background: var(--color-accent-tint);
  padding: 0.375rem 0.875rem; border-radius: 100px; margin-bottom: var(--space-2);
}

.bio-content h2 { margin-bottom: var(--space-2); }
.bio-content p { margin-bottom: var(--space-2); color: var(--color-gray-500); }
.bio-note { font-weight: 500; color: var(--color-primary); font-size: 0.9375rem; }

.bio-visual-card {
  background: var(--color-white); border-radius: var(--radius-lg);
  padding: var(--space-4); box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-gray-200);
}
.bio-metric { margin-bottom: var(--space-3); }
.bio-metric-label { display: block; font-size: 0.875rem; font-weight: 500; color: var(--color-gray-600); margin-bottom: 0.5rem; }
.bio-metric-bar { display: block; width: 100%; height: 8px; background: var(--color-gray-200); border-radius: 4px; overflow: hidden; }
.bio-metric-bar span { display: block; height: 100%; background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light)); border-radius: 4px; transition: width 1s ease; }
.bio-visual-caption { text-align: center; font-size: 0.8125rem; color: var(--color-gray-400); margin-top: var(--space-2); }

/* About */
.about-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: var(--space-5); align-items: center; }

.about-intro { font-size: 1.125rem; color: var(--color-primary); font-weight: 500; margin-bottom: var(--space-2); font-family: var(--font-heading); font-style: italic; }
.about-content > p { margin-bottom: var(--space-2); color: var(--color-gray-500); }
.about-quote {
  font-family: var(--font-heading); font-style: italic; font-size: 1.125rem;
  color: var(--color-primary); padding: var(--space-2) 0 var(--space-2) var(--space-3);
  border-left: 3px solid var(--color-accent); margin-bottom: var(--space-3);
}

.about-details { margin: var(--space-3) 0; display: grid; gap: 0.625rem; }
.about-details li { font-size: 0.9375rem; color: var(--color-gray-500); }
.detail-label { font-weight: 600; color: var(--color-primary); }

/* Differentiators */
.section--diff { background: var(--color-primary-tint); }

.diff-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-2); }

.diff-item {
  display: flex; align-items: center; gap: 0.875rem;
  background: var(--color-white); padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md); border: 1px solid var(--color-gray-200);
  transition: all var(--transition-base);
}
.diff-item:hover { border-color: var(--color-accent-light); box-shadow: var(--shadow-sm); }

.diff-check {
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--color-accent); color: var(--color-white); flex-shrink: 0;
}
.diff-item p { font-weight: 500; font-size: 0.9375rem; color: var(--color-gray-600); }

/* Testimonials */
.section--testimonials { background: var(--color-off-white); }

.testimonials-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }

.testimonial-card {
  background: var(--color-white); border-radius: var(--radius-lg);
  padding: var(--space-4); box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-200); transition: all var(--transition-base);
}
.testimonial-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }

.testimonial-stars { margin-bottom: var(--space-2); }
.testimonial-stars span { color: #c4a35a; font-size: 1.125rem; letter-spacing: 2px; }

.testimonial-card blockquote {
  font-family: var(--font-heading); font-style: italic; font-size: 1.0625rem;
  line-height: 1.7; color: var(--color-gray-700); margin-bottom: var(--space-3);
}

.testimonial-author { display: flex; flex-direction: column; }
.testimonial-author strong { font-family: var(--font-body); font-weight: 600; color: var(--color-primary); font-size: 0.9375rem; }
.testimonial-author span { font-size: 0.8125rem; color: var(--color-gray-400); }

.testimonials-note { text-align: center; font-size: 0.8125rem; color: var(--color-gray-400); margin-top: var(--space-4); font-style: italic; }

/* Instagram Section */
.instagram-section {
  background: linear-gradient(135deg, #f0ebe4 0%, #e8ddd0 100%);
  text-align: center;
  padding: var(--space-9) 0;
}
.instagram-container {
  max-width: 640px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.instagram-section h2 { margin-bottom: var(--space-2); }
.instagram-section p {
  font-size: 1.0625rem;
  color: var(--color-gray-600);
  margin-bottom: var(--space-4);
  max-width: 480px;
}
.btn-instagram {
  background: linear-gradient(20deg, #d86a9a, #a45ec0 50%, #6e5bd9);
  color: var(--color-white);
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(168, 94, 192, 0.3);
}
.btn-instagram:hover {
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 6px 22px rgba(168, 94, 192, 0.4);
}
.instagram-handle {
  display: block;
  margin-top: var(--space-2);
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.125rem;
  color: var(--color-accent);
}

/* FAQ */
.section--faq { background: var(--color-off-white); }

.faq-list { display: grid; gap: 0.75rem; }

.faq-item {
  background: var(--color-white); border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md); overflow: hidden; transition: all var(--transition-base);
}
.faq-item:hover { border-color: var(--color-gray-300); }
.faq-item.active { border-color: var(--color-accent-light); box-shadow: var(--shadow-sm); }

.faq-question {
  width: 100%; background: none; border: none; padding: var(--space-3);
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-2);
  cursor: pointer; font-family: var(--font-heading); font-weight: 500; font-size: 1.0625rem;
  color: var(--color-primary); text-align: left;
}

.faq-icon { flex-shrink: 0; width: 22px; height: 22px; position: relative; }
.faq-icon::before, .faq-icon::after {
  content: ''; position: absolute; background: var(--color-accent);
  border-radius: 2px; transition: all var(--transition-base);
}
.faq-icon::before { top: 50%; left: 50%; transform: translate(-50%, -50%); width: 12px; height: 2px; }
.faq-icon::after { top: 50%; left: 50%; transform: translate(-50%, -50%); width: 2px; height: 12px; }
.faq-item.active .faq-icon::after { transform: translate(-50%, -50%) rotate(90deg); opacity: 0; }

.faq-answer { max-height: 0; overflow: hidden; transition: max-height var(--transition-slow); }
.faq-answer p { padding: 0 var(--space-3) var(--space-3); color: var(--color-gray-500); font-size: 0.9375rem; line-height: 1.7; }

/* Footer */
.site-footer { background: var(--color-primary); color: rgba(255, 255, 255, 0.6); padding-top: var(--space-6); }

.footer-grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: var(--space-4);
  padding-bottom: var(--space-4); border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-logo { display: flex; align-items: center; gap: 0.625rem; margin-bottom: var(--space-1); }
.footer-logo-text { font-family: var(--font-heading); font-weight: 500; font-size: 1.125rem; color: var(--color-white); }
.footer-profession { font-size: 0.9375rem; margin-bottom: 0.25rem; }
.footer-location { font-size: 0.875rem; color: rgba(255, 255, 255, 0.4); }

.footer-heading { color: var(--color-white); font-size: 0.9375rem; margin-bottom: var(--space-2); font-family: var(--font-body); font-weight: 600; }
.footer-contact ul, .footer-info ul { display: grid; gap: 0.5rem; }
.footer-contact li, .footer-info li { font-size: 0.9375rem; color: rgba(255, 255, 255, 0.4); }
.footer-contact a, .footer-info a { color: rgba(255, 255, 255, 0.6); }
.footer-contact a:hover, .footer-info a:hover { color: var(--color-white); }

.footer-bottom { padding: var(--space-3) 0; text-align: center; }
.footer-bottom p { font-size: 0.8125rem; color: rgba(255, 255, 255, 0.3); }

/* Modal */
.modal-overlay {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(43, 43, 43, 0.6); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center; z-index: 2000;
  opacity: 0; visibility: hidden; transition: opacity var(--transition-base), visibility var(--transition-base);
  padding: var(--space-3);
}
.modal-overlay.open { opacity: 1; visibility: visible; }

.modal {
  background: var(--color-white); border-radius: var(--radius-lg); padding: var(--space-5);
  max-width: 540px; width: 100%; max-height: 80vh; overflow-y: auto;
  position: relative; box-shadow: var(--shadow-xl);
  transform: translateY(20px); transition: transform var(--transition-base);
}
.modal-overlay.open .modal { transform: translateY(0); }

.modal-close {
  position: absolute; top: var(--space-2); right: var(--space-2);
  background: none; border: none; font-size: 1.75rem; color: var(--color-gray-400);
  cursor: pointer; width: 36px; height: 36px; display: flex; align-items: center; justify-content: center;
  border-radius: 50%; transition: all var(--transition-fast);
}
.modal-close:hover { background: var(--color-gray-100); color: var(--color-gray-700); }

.modal h2 { margin-bottom: var(--space-3); padding-right: var(--space-3); }
.modal h3 { font-size: 1rem; margin: var(--space-2) 0 0.5rem; font-family: var(--font-body); font-weight: 600; }
.modal p { font-size: 0.9375rem; color: var(--color-gray-500); margin-bottom: 0.5rem; }

/* Scroll Animations */
.fade-in { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* Responsive */
@media (max-width: 1024px) {
  .hero-grid { gap: var(--space-4); }
  .metodo-grid { grid-template-columns: repeat(2, 1fr); }
  .diff-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-desktop { display: none; }
  .header-cta { display: none; }
  .menu-toggle { display: flex; }

  .hero { padding-top: calc(var(--header-height) + var(--space-4)); text-align: center; }
  .hero-grid { grid-template-columns: 1fr; gap: var(--space-4); }
  .hero-content { order: 1; }
  .hero-photo { order: 2; }
  .hero-subtitle { margin-left: auto; margin-right: auto; }
  .hero-cta { display: flex; justify-content: center; }
  .hero-trust { justify-content: center; }

  .identify-grid { grid-template-columns: 1fr; }
  .metodo-grid { grid-template-columns: 1fr; }
  .bio-grid { grid-template-columns: 1fr; gap: var(--space-4); }
  .about-grid { grid-template-columns: 1fr; gap: var(--space-4); }
  .about-photo { order: 2; }
  .about-content { order: 1; }
  .diff-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-3); }
  .section { padding: var(--space-6) 0; }
}

@media (max-width: 430px) {
  :root { --header-height: 62px; }
  .container { padding: 0 var(--space-2); }
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.5rem; }
  .hero-subtitle { font-size: 1rem; }
  .btn { font-size: 0.875rem; padding: 0.75rem 1.5rem; }
  .btn-lg { padding: 0.9375rem 1.75rem; }
  .logo-text { font-size: 1rem; }
  .identify-conclusion p { font-size: 1.0625rem; }
  .metodo-cta { padding: var(--space-4); }
  .metodo-cta h3 { font-size: 1.25rem; }
  #whatsapp-cta-metodo {
    width: min(100%, 290px);
    margin-inline: auto;
    padding: 0.875rem 1rem;
    font-size: 0.875rem;
    line-height: 1.35;
    white-space: normal;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .fade-in { opacity: 1; transform: none; }
}