/* ============================================
   NIGUL SYSTEMS — LANDING PAGE
   Paleta: azul oscuro corporativo + verde teal/sage + neutros fríos
   Inspirada en el diseño técnico-blueprint del PDF
   ============================================ */

:root,
[data-theme='light'] {
  /* Surfaces */
  --color-bg: #f4f5f7;
  --color-surface: #ffffff;
  --color-surface-2: #f8f9fb;
  --color-surface-offset: #eef0f4;
  --color-divider: #dde0e8;
  --color-border: #cdd0db;

  /* Text */
  --color-text: #1a2035;
  --color-text-muted: #5a6478;
  --color-text-faint: #98a0b4;
  --color-text-inverse: #f8f9fb;

  /* Primary — azul oscuro corporativo */
  --color-primary: #1e3a5f;
  --color-primary-hover: #16304f;
  --color-primary-active: #0f2540;
  --color-primary-light: #dbe4f0;

  /* Accent — verde sage/teal del PDF */
  --color-accent: #4a7c6e;
  --color-accent-hover: #3a6459;
  --color-accent-light: #d4e6e1;
  --color-accent-bright: #6aaa94;

  /* Danger */
  --color-danger: #c0392b;
  --color-danger-light: #fde8e6;

  /* Warning */
  --color-warning: #d97706;
  --color-warning-light: #fef3c7;

  /* Success */
  --color-success: #2e7d52;
  --color-success-light: #d1fae5;

  /* Blueprint grid color */
  --color-grid: rgba(100, 120, 160, 0.08);

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(26, 32, 53, 0.06);
  --shadow-md: 0 4px 14px rgba(26, 32, 53, 0.08);
  --shadow-lg: 0 12px 36px rgba(26, 32, 53, 0.12);
  --shadow-xl: 0 24px 60px rgba(26, 32, 53, 0.15);

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;

  /* Type */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.375rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.2vw, 2rem);
  --text-2xl: clamp(2rem, 1.3rem + 2.2vw, 3.2rem);
  --text-3xl: clamp(2.4rem, 1rem + 3.8vw, 4.5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Fonts */
  --font-display: 'DM Sans', 'Helvetica Neue', sans-serif;
  --font-body: 'Inter', 'Helvetica Neue', sans-serif;

  /* Transitions */
  --t: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-default: 1100px;
  --content-narrow: 720px;
}

[data-theme='dark'] {
  --color-bg: #0d1117;
  --color-surface: #161b26;
  --color-surface-2: #1c2333;
  --color-surface-offset: #1a2030;
  --color-divider: #252e42;
  --color-border: #2d3748;
  --color-text: #e2e8f0;
  --color-text-muted: #8b9ab5;
  --color-text-faint: #4a5568;
  --color-text-inverse: #0d1117;
  --color-primary: #4a90d9;
  --color-primary-hover: #3a7bc8;
  --color-primary-active: #2a68b0;
  --color-primary-light: #1e2d45;
  --color-accent: #6aaa94;
  --color-accent-hover: #52967e;
  --color-accent-light: #1a2e28;
  --color-accent-bright: #7dc4a8;
  --color-danger: #fc8181;
  --color-danger-light: #2d1b1b;
  --color-warning: #f6ad55;
  --color-warning-light: #2d2210;
  --color-success: #68d391;
  --color-success-light: #1a2e22;
  --color-grid: rgba(100, 140, 200, 0.06);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.2);
  --shadow-md: 0 4px 14px rgba(0,0,0,0.3);
  --shadow-lg: 0 12px 36px rgba(0,0,0,0.4);
  --shadow-xl: 0 24px 60px rgba(0,0,0,0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #0d1117;
    --color-surface: #161b26;
    --color-surface-2: #1c2333;
    --color-surface-offset: #1a2030;
    --color-divider: #252e42;
    --color-border: #2d3748;
    --color-text: #e2e8f0;
    --color-text-muted: #8b9ab5;
    --color-text-faint: #4a5568;
    --color-text-inverse: #0d1117;
    --color-primary: #4a90d9;
    --color-primary-hover: #3a7bc8;
    --color-primary-active: #2a68b0;
    --color-primary-light: #1e2d45;
    --color-accent: #6aaa94;
    --color-accent-hover: #52967e;
    --color-accent-light: #1a2e28;
    --color-accent-bright: #7dc4a8;
    --color-danger: #fc8181;
    --color-danger-light: #2d1b1b;
    --color-warning: #f6ad55;
    --color-warning-light: #2d2210;
    --color-success: #68d391;
    --color-success-light: #1a2e22;
    --color-grid: rgba(100, 140, 200, 0.06);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.2);
    --shadow-md: 0 4px 14px rgba(0,0,0,0.3);
    --shadow-lg: 0 12px 36px rgba(0,0,0,0.4);
    --shadow-xl: 0 24px 60px rgba(0,0,0,0.5);
  }
}

/* ============================================ RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body {
  min-height: 100dvh;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.65;
}
img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
ul[role='list'], ol[role='list'] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4, h5, h6 { text-wrap: balance; line-height: 1.15; font-family: var(--font-display); }
p, li, figcaption { text-wrap: pretty; max-width: 72ch; }
button { cursor: pointer; background: none; border: none; }
a { color: inherit; text-decoration: none; }
::selection { background: color-mix(in oklab, var(--color-primary), transparent 75%); }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; border-radius: var(--radius-sm); }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; } }

/* ============================================ LAYOUT */
.container {
  max-width: var(--content-default);
  margin: 0 auto;
  padding: 0 clamp(var(--space-4), 4vw, var(--space-8));
}
.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}

/* ============================================ BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-sm);
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-md);
  transition: background var(--t), color var(--t), box-shadow var(--t), transform var(--t);
  border: 2px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.btn-primary:hover { background: var(--color-primary-hover); border-color: var(--color-primary-hover); box-shadow: var(--shadow-md); }

/* Botón del nav: usa el acento verde para garantizar contraste en modo claro y oscuro */
.nav-links .btn-primary,
.mobile-nav .btn-primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}
.nav-links .btn-primary:hover,
.mobile-nav .btn-primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  box-shadow: var(--shadow-md);
}

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

.btn-outline-dark {
  background: transparent;
  color: var(--color-text-inverse);
  border-color: rgba(255,255,255,0.5);
}
.btn-outline-dark:hover { background: rgba(255,255,255,0.1); border-color: #fff; }

.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-ghost:hover { background: var(--color-surface-offset); }

.btn-lg { padding: 0.875rem 1.75rem; font-size: var(--text-base); }
.btn-sm { padding: 0.4rem 0.9rem; font-size: var(--text-xs); }
.btn-full { width: 100%; justify-content: center; }

/* ============================================ HEADER / NAV */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in oklab, var(--color-surface), transparent 8%);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-divider);
  transition: box-shadow var(--t);
}
.header--scrolled { box-shadow: var(--shadow-sm); }

.nav-inner {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  padding-block: var(--space-3);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-primary);
  text-decoration: none;
  flex-shrink: 0;
}
.logo svg { color: var(--color-primary); }
.logo-text {
  font-family: var(--font-display);
  font-size: var(--text-base);
  color: var(--color-text);
  white-space: nowrap;
}
.logo-text strong { color: var(--color-primary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  margin-left: auto;
  flex-wrap: nowrap;
}
.nav-links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
  transition: color var(--t);
  white-space: nowrap;
}
.nav-links a:hover { color: var(--color-text); }
.nav-links a.nav-link--active { color: var(--color-text); }

.theme-toggle {
  color: var(--color-text-muted);
  padding: var(--space-2);
  border-radius: var(--radius-sm);
  transition: color var(--t), background var(--t);
  flex-shrink: 0;
}
.theme-toggle:hover { color: var(--color-text); background: var(--color-surface-offset); }

.nav-toggle {
  display: none;
  color: var(--color-text-muted);
  padding: var(--space-2);
  border-radius: var(--radius-sm);
}

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-3) var(--space-4) var(--space-4);
  border-top: 1px solid var(--color-divider);
  background: var(--color-surface);
}
.mobile-nav.is-open { display: flex; }
.mobile-nav a {
  padding: var(--space-3) var(--space-2);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
  transition: background var(--t), color var(--t);
}
.mobile-nav a:hover { background: var(--color-surface-offset); color: var(--color-text); }
.mobile-nav .btn { margin-top: var(--space-2); align-self: flex-start; }

@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
}

/* ============================================ HERO */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--color-surface);
}
.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-grid) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

/* Imagen hero: ancho completo, proporciones originales */
.hero-image-wrap {
  width: 100%;
  position: relative;
  z-index: 1;
  line-height: 0;
}
.hero-image-wrap img {
  width: 100%;
  height: auto;
  display: block;
}

/* Contenido debajo de la imagen */
.hero-content-wrap {
  position: relative;
  z-index: 1;
  padding-top: clamp(var(--space-6), 4vw, var(--space-10));
  padding-bottom: clamp(var(--space-8), 5vw, var(--space-12));
}
.hero-badge {
  display: inline-block;
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 0.3rem 0.8rem;
  border-radius: 9999px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
  width: fit-content;
}
.hero-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: var(--space-6);
  max-width: 72ch;
}

/* Fila inferior: CTAs + métricas en paralelo */
.hero-bottom {
  display: flex;
  align-items: flex-start;
  gap: clamp(var(--space-6), 4vw, var(--space-12));
  flex-wrap: wrap;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}
.hero-trust {
  display: flex;
  gap: var(--space-5);
  align-items: center;
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  flex-shrink: 0;
}
.trust-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.trust-num {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}
.trust-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  white-space: nowrap;
}
.trust-sep {
  width: 1px;
  height: 36px;
  background: var(--color-divider);
  flex-shrink: 0;
}

@media (max-width: 640px) {
  .hero-bottom { flex-direction: column; }
  .hero-trust { width: 100%; justify-content: space-around; }
}

/* ============================================ SECTION HEADER */
.section-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}
.section-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  max-width: 20ch;
}
.section-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 62ch;
  margin-bottom: var(--space-10);
}
.subsection-title {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-6);
  margin-top: var(--space-12);
}

/* ============================================ PROBLEM SECTION */
.section-problem { background: var(--color-bg); }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-12);
}
.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-5);
  box-shadow: var(--shadow-sm);
}
.stat-card--accent { border-color: var(--color-accent); background: var(--color-accent-light); }
.stat-card--danger { border-color: var(--color-danger); background: var(--color-danger-light); }
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-2);
}
.stat-card--accent .stat-num { color: var(--color-accent); }
.stat-card--danger .stat-num { color: var(--color-danger); }
.stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: 28ch;
}

.problem-visual {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--space-8);
  align-items: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.problem-visual img { width: 100%; height: auto; display: block; }
.problem-caption { padding: var(--space-8); }
.problem-caption h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--color-text);
}
.problem-caption p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}
.problem-caption blockquote {
  border-left: 3px solid var(--color-accent);
  padding-left: var(--space-4);
  font-size: var(--text-sm);
  font-style: italic;
  color: var(--color-text-muted);
  max-width: 38ch;
}

@media (max-width: 900px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .problem-visual { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .stats-grid { grid-template-columns: 1fr 1fr; gap: var(--space-3); }
}

/* ============================================ SERVICE SECTION */
.section-service { background: var(--color-surface-2); }

.service-hero-img {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-2);
}
.service-hero-img img { width: 100%; }

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-10);
}
.pillar-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--t), transform var(--t), border-color var(--t);
}
.pillar-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--color-accent); }
.pillar-icon {
  width: 48px;
  height: 48px;
  background: var(--color-accent-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}
.pillar-card h4 {
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--color-text);
}
.pillar-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.service-visual-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  margin-bottom: var(--space-12);
}
.service-visual-item {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}
.service-visual-item img { width: 100%; }

.siem-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-10);
  align-items: center;
  background: var(--color-primary);
  border-radius: var(--radius-2xl);
  padding: clamp(var(--space-8), 5vw, var(--space-12));
  color: #fff;
}
.siem-badge {
  display: inline-block;
  background: rgba(255,255,255,0.18);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 0.3rem 0.75rem;
  border-radius: 9999px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}
.siem-block h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: #fff;
}
.siem-block p {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.8);
  margin-bottom: var(--space-5);
  max-width: 44ch;
}
.siem-visual {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 16px 48px rgba(0,0,0,0.25);
}
.siem-visual img { width: 100%; }

.check-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.check-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.85);
  max-width: none;
}
.check-list li::before {
  content: "✓";
  color: var(--color-accent-bright);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 0.1em;
}

@media (max-width: 900px) {
  .pillars-grid { grid-template-columns: repeat(2, 1fr); }
  .service-visual-grid { grid-template-columns: 1fr; }
  .siem-block { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .pillars-grid { grid-template-columns: 1fr; }
}

/* ============================================ AUDIENCE SECTION */
.section-audience { background: var(--color-bg); }

.audience-img {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-10);
}
.audience-img img { width: 100%; }

.audience-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}
.audience-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
}
.audience-icon {
  width: 56px;
  height: 56px;
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: var(--space-5);
}
.audience-card h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-5);
  color: var(--color-text);
}
.audience-card .check-list li { color: var(--color-text-muted); }
.audience-card .check-list li::before { color: var(--color-accent); }

@media (max-width: 700px) { .audience-grid { grid-template-columns: 1fr; } }

/* ============================================ COMPLIANCE */
.section-compliance { background: var(--color-surface); }

.compliance-img {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-10);
}
.compliance-img img { width: 100%; }

.compliance-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}
.compliance-card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  text-align: center;
}
.compliance-badge {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 0.35rem 0.7rem;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-3);
}
.compliance-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: none;
}
.compliance-footer {
  text-align: center;
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  max-width: none;
}

@media (max-width: 800px) { .compliance-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 500px) { .compliance-grid { grid-template-columns: 1fr; } }

/* ============================================ PROCESS */
.section-process { background: var(--color-bg); }

.process-img {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-10);
}
.process-img img { width: 100%; }

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-10);
  counter-reset: steps;
}
.process-step {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  position: relative;
}
.step-num {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--color-accent-light);
  line-height: 1;
  margin-bottom: var(--space-3);
  color: color-mix(in oklab, var(--color-accent), transparent 55%);
}
.step-content h4 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}
.step-content p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.zeros-img {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
}
.zeros-img img { width: 100%; }

@media (max-width: 900px) { .process-steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .process-steps { grid-template-columns: 1fr; } }

/* ============================================ COMPARISON */
.section-comparison { background: var(--color-surface-2); }

.comparison-img {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-10);
}
.comparison-img img { width: 100%; }

.comparison-table-wrapper { overflow-x: auto; border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  font-size: var(--text-sm);
}
.comparison-table th, .comparison-table td {
  padding: var(--space-4) var(--space-5);
  text-align: left;
  border-bottom: 1px solid var(--color-divider);
}
.comparison-table th {
  background: var(--color-surface-offset);
  font-weight: 700;
  color: var(--color-text);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.comparison-table tr:last-child td { border-bottom: none; }
.comparison-table tr:hover td { background: var(--color-surface-2); }
.col-nigul { background: color-mix(in oklab, var(--color-accent-light), transparent 40%) !important; }
.comparison-table th.col-nigul { background: var(--color-accent-light) !important; color: var(--color-accent); }
.check { color: var(--color-accent); font-weight: 700; font-size: 1.1em; }
.cross { color: var(--color-danger); font-weight: 700; }

/* ============================================ PLANS */
.section-plans { background: var(--color-bg); }

.plans-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin-bottom: var(--space-10);
  align-items: start;
}
.plan-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-7, 1.75rem);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition: box-shadow var(--t), transform var(--t);
}
.plan-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.plan-card--featured {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
  transform: scale(1.02);
}
.plan-card--featured:hover { transform: scale(1.02) translateY(-3px); }
.plan-card--advanced {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}
.plan-recommended {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.plan-recommended--adv { color: rgba(255,255,255,0.7); }
.plan-name {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
}
.plan-card--advanced .plan-name { color: #fff; }
.plan-profile {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.plan-card--advanced .plan-profile { color: rgba(255,255,255,0.7); }
.plan-price {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
}
.price-num {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}
.plan-card--advanced .price-num { color: #fff; }
.price-unit {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.plan-card--advanced .price-unit { color: rgba(255,255,255,0.65); }
.price-iva {
  display: block;
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-text-faint);
  margin-top: 2px;
}
.plan-card--advanced .price-iva { color: rgba(255,255,255,0.45); }
.plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 1;
}
.plan-features li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: none;
}
.plan-features li::before {
  content: "✓";
  color: var(--color-accent);
  font-weight: 700;
  flex-shrink: 0;
}
.plan-card--advanced .plan-features li { color: rgba(255,255,255,0.8); }
.plan-card--advanced .plan-features li::before { color: var(--color-accent-bright); }

/* Premium block */
.premium-block {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: clamp(var(--space-6), 4vw, var(--space-10));
  box-shadow: var(--shadow-md);
  margin-bottom: var(--space-8);
  align-items: center;
}
.premium-tag {
  display: inline-block;
  background: var(--color-warning-light);
  color: var(--color-warning);
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 0.3rem 0.75rem;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-3);
}
.premium-block h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--color-text);
}
.premium-block > .premium-content > p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
}
.premium-prices { display: flex; flex-direction: column; gap: var(--space-3); }
.premium-price-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface-2);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-divider);
}
.pp-name { font-weight: 600; font-size: var(--text-sm); }
.pp-price { font-weight: 700; color: var(--color-primary); font-size: var(--text-sm); }
.pp-price small { font-weight: 400; color: var(--color-text-muted); margin-left: var(--space-2); }

.premium-cta-box {
  background: var(--color-accent-light);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.premium-cta-box strong { font-size: var(--text-base); font-weight: 700; color: var(--color-accent); }
.premium-cta-box p { font-size: var(--text-sm); color: var(--color-text-muted); max-width: none; }

.plans-note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-align: center;
  max-width: 60ch;
  margin: 0 auto;
}

@media (max-width: 860px) {
  .plans-grid { grid-template-columns: 1fr; }
  .plan-card--featured { transform: none; }
  .premium-block { grid-template-columns: 1fr; }
}

/* ============================================ ABOUT */
.section-about { background: var(--color-surface); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-10);
  align-items: center;
}
.about-text p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}
.about-techs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-5);
}
.tech-badge {
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full, 9999px);
  padding: 0.3rem 0.75rem;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
}
.about-visual {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
}
.about-visual img { width: 100%; }

@media (max-width: 700px) { .about-grid { grid-template-columns: 1fr; } }

/* ============================================ CTA FINAL (sin formulario) */
.section-cta {
  background: var(--color-primary);
  position: relative;
  overflow: hidden;
}
.cta-inner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-10);
  align-items: center;
  position: relative;
  z-index: 1;
}
.cta-radar {
  width: 180px;
  height: 180px;
  flex-shrink: 0;
  opacity: 0.2;
}
.cta-radar-svg {
  width: 100%;
  height: 100%;
  color: #fff;
}
.cta-content { flex: 1; }
.cta-content h2 {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-3);
  max-width: none;
}
.cta-content > p {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.75);
  margin-bottom: var(--space-6);
  max-width: 60ch;
}
.cta-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: flex-start;
}
.btn-cta {
  background: #fff;
  color: var(--color-primary);
  border: 2px solid #fff;
  font-weight: 700;
}
.btn-cta:hover { background: rgba(255,255,255,0.9); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(0,0,0,0.2); }
.cta-note {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.6);
  max-width: none;
}
.cta-note a { color: rgba(255,255,255,0.85); text-decoration: underline; }
.cta-note a:hover { color: #fff; }

@media (max-width: 680px) {
  .cta-inner { grid-template-columns: 1fr; }
  .cta-radar { display: none; }
  .cta-actions { width: 100%; }
  .btn-cta { width: 100%; justify-content: center; }
}

/* ============================================ FOOTER */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-8);
}
.footer-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}
.footer-brand { display: flex; flex-direction: column; gap: var(--space-2); }
.footer-brand p { font-size: var(--text-sm); color: var(--color-text-muted); max-width: 48ch; }
.logo-sm { font-size: var(--text-sm); }
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-6);
}
.footer-links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color var(--t);
}
.footer-links a:hover { color: var(--color-text); }
.footer-copy { font-size: var(--text-xs); color: var(--color-text-faint); }
.footer-copy p { max-width: none; }

/* ============================================ SCROLL ANIMATIONS */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: none;
}