/* ================================================
   FOQUS IA — Global Stylesheet
   ================================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800&display=swap');

/* ------------------------------------------------
   CSS Variables
   ------------------------------------------------ */
:root {
  --color-bg:       #0A0A14;
  --color-surface:  #1E1E3A;
  --color-surface2: #252548;
  --color-accent:   #2563EB;
  --color-accent2:  #38BDF8;
  --color-text:     #E2E8F0;
  --color-muted:    #94A3B8;
  --color-border:   rgba(99, 102, 241, 0.25);
  --color-white:    #ffffff;

  --font-main: 'Poppins', sans-serif;
  --radius:    12px;
  --radius-lg: 20px;
  --shadow:    0 4px 24px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 48px rgba(0,0,0,0.6);

  --transition: 0.3s ease;
  --nav-h: 72px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-main);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ------------------------------------------------
   Typography
   ------------------------------------------------ */
h1, h2, h3, h4 {
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(1.85rem, 3.8vw, 2.9rem); }
h2 { font-size: clamp(1.5rem, 2.8vw, 2.1rem); }
h3 { font-size: clamp(1.1rem, 1.8vw, 1.35rem); }
h4 { font-size: 0.95rem; font-weight: 600; }

p { color: var(--color-muted); }

.text-accent  { color: var(--color-accent2); }
.text-center  { text-align: center; }
.text-white   { color: var(--color-white); }

/* ------------------------------------------------
   Layout
   ------------------------------------------------ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
}

.section-sm {
  padding: 64px 0;
}

.section-header {
  margin-bottom: 56px;
}

.section-header::before {
  content: '';
  display: block;
  width: 36px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent2));
  margin-bottom: 18px;
  border-radius: 2px;
}

.section-header p {
  margin-top: 12px;
  font-size: 1.05rem;
  max-width: 580px;
}

.section-header.centered {
  text-align: center;
}

.section-header.centered::before {
  margin-inline: auto;
}

.section-header.centered p {
  margin-inline: auto;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

/* ------------------------------------------------
   Buttons
   ------------------------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-family: var(--font-main);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
  box-shadow: 0 4px 24px rgba(37, 99, 235, 0.4);
}

.btn-primary:hover {
  background: #1d4ed8;
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(37, 99, 235, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-outline:hover {
  border-color: var(--color-accent2);
  color: var(--color-accent2);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 18px 48px;
  font-size: 1.05rem;
}

/* ------------------------------------------------
   Cards
   ------------------------------------------------ */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent2));
  opacity: 0;
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(99,102,241,0.5);
  box-shadow: var(--shadow-lg);
}

.card:hover::before {
  opacity: 1;
}

.card-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, rgba(37,99,235,0.15), rgba(56,189,248,0.1));
  border: 1px solid var(--color-border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}

.card h3 {
  margin-bottom: 8px;
  color: var(--color-text);
}

.card p {
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ------------------------------------------------
   Tags / Badges
   ------------------------------------------------ */
.badge {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: rgba(37, 99, 235, 0.15);
  color: var(--color-accent2);
  border: 1px solid rgba(56, 189, 248, 0.2);
  margin-bottom: 16px;
}

/* ------------------------------------------------
   Navigation
   ------------------------------------------------ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background var(--transition), box-shadow var(--transition);
}

.nav.scrolled {
  background: rgba(10, 10, 20, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--color-border);
}

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

.nav-logo {
  height: 40px;
  width: auto;
}

.nav-logo-text {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: -0.03em;
}

.nav-logo-text span {
  color: var(--color-accent2);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-muted);
  transition: color var(--transition);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-white);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 2px;
  background: var(--color-accent2);
  border-radius: 2px;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-hamburger.open span:nth-child(2) {
  opacity: 0;
}
.nav-hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu */
.nav-mobile {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  background: rgba(10, 10, 20, 0.98);
  backdrop-filter: blur(12px);
  padding: 24px;
  flex-direction: column;
  gap: 8px;
  border-bottom: 1px solid var(--color-border);
  z-index: 999;
}

.nav-mobile.open {
  display: flex;
}

.nav-mobile a {
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-muted);
  transition: var(--transition);
}

.nav-mobile a:hover {
  background: var(--color-surface);
  color: var(--color-white);
}

.nav-mobile .btn {
  margin-top: 8px;
  justify-content: center;
}

/* ------------------------------------------------
   Hero
   ------------------------------------------------ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-h);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 15% 50%, rgba(37,99,235,0.16) 0%, transparent 65%),
    radial-gradient(ellipse 50% 50% at 85% 15%, rgba(56,189,248,0.09) 0%, transparent 55%),
    radial-gradient(ellipse 40% 40% at 90% 90%, rgba(99,102,241,0.07) 0%, transparent 50%),
    var(--color-bg);
  z-index: 0;
}

/* Particle canvas */
#hero-particles {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* Animated grid lines */
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(99,102,241,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,102,241,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 0;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 0%, black 0%, transparent 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 780px;
}

.hero-content .badge {
  margin-bottom: 24px;
}

.hero-content h1 {
  margin-bottom: 20px;
}

.hero-content h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--color-accent2), #818cf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content > p {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  max-width: 600px;
  margin-bottom: 40px;
  color: var(--color-muted);
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 48px;
}

.hero-note {
  font-size: 0.8rem;
  color: var(--color-muted);
  opacity: 0.7;
}

.hero-stats {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}

.hero-stat-value {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-white);
}

.hero-stat-value span {
  color: var(--color-accent2);
}

.hero-stat-label {
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-top: 2px;
}

/* ------------------------------------------------
   Problem Section
   ------------------------------------------------ */
.problem-grid .card {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: var(--color-surface);
}

.problem-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: rgba(37,99,235,0.2);
  line-height: 1;
  flex-shrink: 0;
}

/* ------------------------------------------------
   Método Section
   ------------------------------------------------ */
.metodo-bg {
  background: linear-gradient(180deg, var(--color-bg) 0%, #0d0d20 50%, var(--color-bg) 100%);
}

.metodo-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.metodo-steps::before {
  content: '';
  position: absolute;
  top: 32px;
  left: calc(12.5% + 24px);
  right: calc(12.5% + 24px);
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent2));
  z-index: 0;
}

.step {
  position: relative;
  z-index: 1;
  padding: 0 16px;
  text-align: center;
}

.step-num {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), #818cf8);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 800;
  color: white;
  margin: 0 auto 24px;
  box-shadow: 0 0 0 4px var(--color-bg), 0 0 0 6px rgba(37,99,235,0.3);
}

.step h3 {
  margin-bottom: 8px;
  font-size: 1.05rem;
}

.step p {
  font-size: 0.85rem;
}

/* ------------------------------------------------
   Services Section
   ------------------------------------------------ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

/* ------------------------------------------------
   Results Section
   ------------------------------------------------ */
.results-bg {
  background: var(--color-surface);
}

.results-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.result-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.result-check {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(37,99,235,0.15);
  border: 1px solid rgba(56,189,248,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-accent2);
  font-size: 1rem;
}

.result-item h4 {
  margin-bottom: 4px;
}

.result-item p {
  font-size: 0.85rem;
}

/* ------------------------------------------------
   Para Quién Section
   ------------------------------------------------ */
.paraquien-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.paraquien-card {
  border-radius: var(--radius-lg);
  padding: 40px;
}

.paraquien-card.si {
  background: linear-gradient(135deg, rgba(37,99,235,0.12) 0%, rgba(37,99,235,0.05) 100%);
  border: 1px solid rgba(37,99,235,0.3);
}

.paraquien-card.no {
  background: linear-gradient(135deg, rgba(239,68,68,0.08) 0%, rgba(239,68,68,0.02) 100%);
  border: 1px solid rgba(239,68,68,0.2);
}

.paraquien-card h3 {
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.paraquien-card ul {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.paraquien-card li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 0.9rem;
  color: var(--color-muted);
}

.paraquien-card li .icon {
  flex-shrink: 0;
  margin-top: 2px;
}

/* ------------------------------------------------
   FAQ Accordion
   ------------------------------------------------ */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.accordion-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-surface);
}

.accordion-trigger {
  width: 100%;
  padding: 22px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: transparent;
  border: none;
  color: var(--color-text);
  font-family: var(--font-main);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  gap: 16px;
  transition: background var(--transition);
}

.accordion-trigger:hover {
  background: rgba(255,255,255,0.03);
}

.accordion-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(37,99,235,0.15);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-accent2);
  font-size: 1.1rem;
  font-weight: 300;
  transition: transform var(--transition), background var(--transition);
}

.accordion-item.open .accordion-icon {
  transform: rotate(45deg);
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.accordion-body-inner {
  padding: 0 28px 28px;
  color: var(--color-muted);
  font-size: 0.9rem;
  line-height: 1.8;
}

/* ------------------------------------------------
   CTA Final Section
   ------------------------------------------------ */
.cta-section {
  background: linear-gradient(135deg, rgba(37,99,235,0.15) 0%, rgba(56,189,248,0.06) 100%);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}

.cta-section h2 {
  max-width: 600px;
  margin: 0 auto 16px;
}

.cta-section > .container > p {
  font-size: 1.05rem;
  margin-bottom: 36px;
  max-width: 500px;
  margin-inline: auto;
}

.cta-section > .container > p { margin-bottom: 36px; }

/* ------------------------------------------------
   Footer
   ------------------------------------------------ */
.footer {
  padding: 64px 0 32px;
  border-top: 1px solid var(--color-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand .nav-logo {
  margin-bottom: 16px;
}

.footer-brand .nav-logo-text {
  display: block;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.875rem;
  max-width: 280px;
}

.footer-title {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-muted);
  margin-bottom: 16px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--color-muted);
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--color-accent2);
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.social-btn {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-muted);
  font-size: 1rem;
  transition: var(--transition);
}

.social-btn:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: white;
  transform: translateY(-2px);
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 0.8rem;
}

/* ------------------------------------------------
   Page Hero (inner pages)
   ------------------------------------------------ */
.page-hero {
  padding: 140px 0 80px;
  border-bottom: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 50% 0%, rgba(37,99,235,0.12) 0%, transparent 70%);
}

.page-hero .container {
  position: relative;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-bottom: 20px;
}

.breadcrumb a:hover { color: var(--color-accent2); }
.breadcrumb span { color: rgba(148,163,184,0.4); }

/* ------------------------------------------------
   Contact Form
   ------------------------------------------------ */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 64px;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-info-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(37,99,235,0.12);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.form-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-family: var(--font-main);
  font-size: 0.9rem;
  color: var(--color-text);
  transition: border-color var(--transition);
  outline: none;
  width: 100%;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-muted);
  opacity: 0.5;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.12);
}

.form-group select option {
  background: var(--color-surface);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-submit {
  margin-top: 8px;
}

.form-note {
  text-align: center;
  margin-top: 16px;
  font-size: 0.8rem;
  color: var(--color-muted);
  opacity: 0.6;
}

/* ------------------------------------------------
   Services Detail (servicios.html)
   ------------------------------------------------ */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding: 64px 0;
  border-bottom: 1px solid var(--color-border);
}

.service-detail:last-child {
  border-bottom: none;
}

.service-detail.reverse {
  direction: rtl;
}

.service-detail.reverse > * {
  direction: ltr;
}

.service-detail-icon {
  width: 80px;
  height: 80px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(37,99,235,0.2), rgba(56,189,248,0.1));
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: 24px;
}

.service-detail h2 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  margin-bottom: 16px;
}

.service-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
}

.service-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--color-muted);
}

.service-feature::before {
  content: '→';
  color: var(--color-accent2);
  font-weight: 700;
}

.service-visual {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 0;
  min-height: 320px;
  display: flex;
  align-items: stretch;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.service-visual img {
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
  object-position: center;
  display: block;
  border-radius: var(--radius-lg);
  filter: brightness(0.82) saturate(0.85);
  transition: filter var(--transition), transform 0.5s ease;
}

.service-visual:hover img {
  filter: brightness(0.92) saturate(1);
  transform: scale(1.03);
}

/* ------------------------------------------------
   Blog Placeholder
   ------------------------------------------------ */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.blog-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.blog-card-img {
  height: 200px;
  background: linear-gradient(135deg, var(--color-surface2), var(--color-surface));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.blog-card-body {
  padding: 24px;
}

.blog-card-tag {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-accent2);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 10px;
}

.blog-card h3 {
  font-size: 1rem;
  margin-bottom: 8px;
  color: var(--color-text);
}

.blog-card p {
  font-size: 0.85rem;
}

.coming-soon-banner {
  text-align: center;
  padding: 80px 0;
}

.coming-soon-icon {
  font-size: 4rem;
  margin-bottom: 24px;
}

/* ------------------------------------------------
   Animations
   ------------------------------------------------ */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-up:nth-child(1) { transition-delay: 0s; }
.fade-up:nth-child(2) { transition-delay: 0.1s; }
.fade-up:nth-child(3) { transition-delay: 0.2s; }
.fade-up:nth-child(4) { transition-delay: 0.3s; }

/* ------------------------------------------------
   Divider
   ------------------------------------------------ */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
  margin: 0;
}

/* ------------------------------------------------
   Responsive
   ------------------------------------------------ */

/* --- Prevención de overflow horizontal global --- */
html, body { overflow-x: hidden; }
html { -webkit-text-size-adjust: 100%; }
* { overflow-wrap: break-word; word-break: break-word; }

/* --- Tablet (≤ 1024px) --- */
@media (max-width: 1024px) {
  .metodo-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }
  .metodo-steps::before { display: none; }

  .footer-grid { grid-template-columns: 1fr 1fr; }

  .contact-layout { grid-template-columns: 1fr; gap: 40px; }

  .service-detail { grid-template-columns: 1fr; gap: 32px; }
  .service-detail.reverse { direction: ltr; }
}

/* --- Mobile (≤ 768px) --- */
@media (max-width: 768px) {
  :root { --nav-h: 64px; }

  /* Spacing */
  .section     { padding: 56px 0; }
  .section-sm  { padding: 40px 0; }
  .section-header { margin-bottom: 36px; }
  .section-header p { font-size: 0.95rem; }

  /* Nav */
  .nav-links,
  .nav-cta .btn  { display: none; }
  .nav-hamburger { display: flex; }

  /* Hero */
  .page-hero { padding: 112px 0 52px; }
  .hero-content > p { font-size: 1rem; margin-bottom: 32px; }
  .hero-stats { gap: 20px; }
  .hero-stat-value { font-size: 1.5rem; }
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  /* Grids → columna única */
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .services-grid    { grid-template-columns: 1fr; }
  .paraquien-grid   { grid-template-columns: 1fr; }
  .results-list     { grid-template-columns: 1fr; }
  .metodo-steps     { grid-template-columns: 1fr; gap: 24px; }
  .blog-grid        { grid-template-columns: repeat(2, 1fr); }
  .footer-grid      { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom    { flex-direction: column; text-align: center; }

  /* Cards */
  .card           { padding: 24px; }
  .paraquien-card { padding: 24px; }
  .porque-cred    { padding: 24px; }
  .form-card      { padding: 28px 20px; }

  /* Form */
  .form-row { grid-template-columns: 1fr; }

  /* Buttons */
  .btn-lg { padding: 16px 28px; font-size: 0.95rem; }
  .cta-section .btn-lg {
    width: 100%;
    max-width: 400px;
    justify-content: center;
  }
}

/* --- Phones pequeños (≤ 480px) --- */
@media (max-width: 480px) {
  .container { padding: 0 16px; }

  .section    { padding: 44px 0; }
  .section-sm { padding: 32px 0; }

  /* Hero */
  .page-hero  { padding: 96px 0 44px; }
  .hero-stats { gap: 16px; flex-wrap: wrap; }
  .hero-stat-value { font-size: 1.3rem; }

  /* Método */
  .step-num { width: 52px; height: 52px; font-size: 1rem; }
  .step h3  { font-size: 0.95rem; }

  /* Cards y bloques */
  .service-card { padding: 22px; }
  .form-card    { padding: 20px 16px; }
  .next-step    { gap: 12px; padding: 18px; }
  .porque-cred blockquote { font-size: 0.9rem; }
  .result-item  { padding: 18px; }

  /* Blog 1 col en muy chico */
  .blog-grid { grid-template-columns: 1fr; }

  /* Botones */
  .btn    { padding: 12px 22px; font-size: 0.875rem; }
  .btn-lg { padding: 14px 22px; }

  /* Footer */
  .footer-grid  { gap: 24px; }
  .footer-brand p { max-width: 100%; }
}