/* ==========================================================================
   MANTENIMIENTO Y OPTIMIZACIÓN — Peak Site Studio
   Incluye variables + estilos ÍNTEGROS de HEADER y FOOTER de styles.css
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }
html, body { max-width: 100%; overflow-x: clip; }

/* ===== VARIABLES ===== */
:root {
  --primary: #0a0f2c;
  --accent: #00d4ff;
  --accent2: #0099ff;
  --bg-light: #f8fafd;
  --bg-dark: #0a0f2c;
  --text-light: #1e2937;
  --text-dark: #f1f5f9;
  --text-soft-light: #64748b;
  --text-soft-dark: #94a3b8;
  --card-bg-light: #ffffff;
  --card-bg-dark: rgba(255,255,255,0.06);
  --border-light: #e2e8f0;
  --border-dark: rgba(255,255,255,0.12);
}

body {
  font-family: "Inter", sans-serif;
  background: var(--bg-light);
  color: var(--text-light);
  line-height: 1.7;
  margin: 0;
  padding: 0;
  font-weight: 400;
}
body.dark { background: var(--bg-dark); color: var(--text-dark); }

.container { width: 90%; max-width: 1100px; margin: auto; }
section { padding: 80px 0; }

/* =========================================================
   HEADER / NAV  (copiado íntegro desde styles.css)
   ========================================================= */
.header {
  position: sticky; top: 0; z-index: 9999;
  background: rgba(255,255,255,0.95);
  padding: 15px 0;
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-light);
}
body.dark .header {
  background: rgba(10,15,44,0.95);
  border-bottom: 1px solid var(--border-dark);
}
.nav {
  display: flex; justify-content: space-between; align-items: center;
  width: 100%; gap: 15px;
}
nav { display: flex; align-items: center; gap: 15px; flex: 1; justify-content: flex-end; }
nav a { text-decoration: none; color: var(--primary); font-weight: 600; }
body.dark nav a { color: #fff; }

.logo { height: 28px; width: auto; flex-shrink: 0; transition: transform .3s ease; }
.logo:hover { transform: scale(1.05); }
.brand { display: flex; align-items: center; gap: 5px; text-decoration: none; color: inherit; }
.brand-name {
  font-weight: 700; font-size: 16px; letter-spacing: 0; line-height: 1; color: inherit;
}
body.dark .brand-name {
  background: linear-gradient(90deg,#ffffff,#a0b8ff);
  background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}

.desktop-nav { flex: 1; display: flex; gap: 10px; justify-content: flex-end; }
.nav-right { display: flex; align-items: center; gap: 15px; }

/* Theme toggle */
.theme-toggle {
  height: 32px; width: 32px;
  border: 1px solid var(--border-light);
  border-radius: 6px; background: none; cursor: pointer;
  transition: .3s; color: var(--primary);
}
body.dark .theme-toggle { border: 1px solid rgba(255,255,255,.2); color: #fff; }
.theme-toggle:hover { background: rgba(0,212,255,.08); }

/* Lang switch */
.lang-switch { position: relative; display: inline-block; margin-left: 12px; z-index: 100; }
.lang-current {
  display: flex !important; align-items: center; gap: 8px;
  padding: 8px 16px; border-radius: 10px;
  background: #0f1629; color: #fff; font-weight: 600; font-size: 15px;
  cursor: pointer; white-space: nowrap;
  border: 2px solid transparent !important;
  box-shadow: 0 4px 12px rgba(0,0,0,.3) !important;
  transition: all .2s ease !important; outline: none !important;
}
.lang-current:hover {
  background: #1a2338 !important;
  border: 2px solid #00d4ff !important;
  box-shadow: 0 0 0 4px rgba(0,212,255,.25), 0 6px 20px rgba(0,212,255,.45) !important;
}
.lang-switch:hover .lang-current { border: 2px solid transparent !important; box-shadow: 0 4px 12px rgba(0,0,0,.3) !important; }
.lang-menu {
  position: absolute; top: 100%; right: 0; margin-top: 0;
  background: #1f252f; border: 1px solid #444; border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0,0,0,.3);
  display: none; min-width: 180px; padding: 8px 0; z-index: 9999;
}
.lang-switch:hover .lang-menu { display: block; }
.flag-wrapper { display: inline-flex; padding: 2px; background: transparent; border: none; }
.lang-current img, .lang-option img { width: 26px; height: 17px; object-fit: cover; border-radius: 3px; }
.arrow { font-size: 19px; line-height: 1; color: #fff; }
.lang-option {
  display: flex; align-items: center; gap: 10px; padding: 10px 18px;
  color: #eee; text-decoration: none; font-size: 15px;
}
.lang-option:hover { background: #2a323f; }

/* Mobile menu */
.mobile-menu-btn {
  display: none; background: none; border: none;
  font-size: 34px; color: var(--primary); cursor: pointer; padding: 5px 10px;
}
body.dark .mobile-menu-btn { color: #fff; }
.mobile-menu {
  position: fixed; inset: 0; width: 100vw; height: 100vh;
  background: rgba(0,0,0,.65); backdrop-filter: blur(4px);
  z-index: 9999999; display: none; justify-content: flex-end;
}
.mobile-menu.active { display: flex; }
.mobile-menu-links {
  position: fixed !important; top: 0 !important; right: 0 !important;
  width: 82vw !important; max-width: 300px !important; height: 100vh !important;
  padding: 80px 25px 40px 30px !important;
  background: #0a0f2c !important; z-index: 9999999999 !important;
}
.close-menu-btn {
  position: fixed; top: 18px; right: 18px; font-size: 32px; color: #fff;
  background: rgba(0,0,0,.4); border: none; border-radius: 8px;
  padding: 6px 10px; cursor: pointer; z-index: 9999999999 !important;
}
.mobile-link {
  display: block; color: #fff; font-size: 1.1rem; padding: 16px 0;
  text-align: left; text-decoration: none;
  border-bottom: 1px solid rgba(255,255,255,.15);
}
.mobile-link:last-child { border-bottom: none; }
.mobile-link:active { background: rgba(0,212,255,.12); }

/* Mega menu */
.nav-item { position: relative; display: inline-block; }
.nav-link {
  text-decoration: none; color: inherit; font-weight: 600;
  padding: 12px 14px !important; border-radius: 8px;
  transition: background .25s ease;
  display: inline-flex; align-items: center; gap: 4px;
  height: 46px; line-height: 1;
}
.nav-link:hover { background: rgba(0,212,255,.08); }
.chevron { font-size: .68em; transition: transform .3s ease; position: relative; top: -1px; }
.desktop-nav a {
  display: inline-flex !important; align-items: center !important;
  height: 46px !important; padding: 12px 14px !important;
}
.mega-menu {
  position: absolute; top: 100%; left: 50%; transform: translateX(-50%);
  padding-top: 15px; opacity: 0; visibility: hidden;
  transition: all .3s ease; z-index: 10000; pointer-events: none; width: 100vw;
}
.nav-item:hover .mega-menu { opacity: 1; visibility: visible; pointer-events: auto; }
.mega-menu-content {
  background: white; border-radius: 22px;
  box-shadow: 0 30px 80px -20px rgba(0,0,0,.22);
  border: 1px solid #e2e8f0; margin: 0 auto;
  max-width: 1180px; width: 95%; padding: 50px 48px;
}
body.dark .mega-menu-content { background: #0f1629; border-color: rgba(255,255,255,.09); }
.mega-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 52px; }
.mega-column { display: flex; flex-direction: column; align-items: flex-start; gap: 20px; }
.mega-column h4 {
  font-size: 14.8px; font-weight: 700; color: #00d4ff;
  margin-bottom: 28px; letter-spacing: .5px; text-transform: uppercase;
  line-height: 1.25; flex-shrink: 0;
}
.mega-column a {
  display: block; padding: 2px 6px; color: var(--text-light);
  text-decoration: none; font-size: 15.4px; line-height: 1.4; flex-shrink: 0;
  transition: all .25s ease;
}
body.dark .mega-column a { color: var(--text-dark); }
.mega-column a:hover { color: #00d4ff; padding-left: 12px; }

/* Responsive header */
@media (max-width: 991px) {
  .desktop-nav, .nav-right, .header .lang-switch { display: none !important; }
  .mobile-menu-btn { display: block; }
  .header { position: relative; z-index: 100; }
  .mega-menu { display: none !important; }
  .mobile-theme-btn {
    display: block !important; height: 38px; width: 38px; font-size: 1.2rem;
    margin-left: 8px; position: relative !important; z-index: 999999 !important; pointer-events: auto !important;
  }
  .desktop-only.nav-right { display: none !important; }
  .theme-toggle.mobile-theme-btn {
    border: 1px solid rgba(255,255,255,.3); background: rgba(255,255,255,.1); color: #fff;
  }
  body.light .theme-toggle.mobile-theme-btn {
    border-color: var(--border-light); background: rgba(0,0,0,.08); color: var(--primary);
  }
  body.menu-open { overflow: hidden; }

  .mobile-lang-container {
    margin-top: 35px; padding-top: 25px;
    border-top: 1px solid rgba(128,128,128,.15);
    display: flex; justify-content: center;
  }
  .mobile-lang-switch { position: relative; width: 100%; max-width: 200px; }
  .mobile-lang-switch .lang-current {
    display: flex; align-items: center; justify-content: center; gap: 10px;
    padding: 12px 20px; background: rgba(128,128,128,.08);
    border-radius: 10px; font-weight: 600; font-size: 1rem; cursor: pointer;
    transition: background .3s ease;
  }
  body.dark .mobile-lang-switch .lang-current { background: rgba(255,255,255,.06); }
  .mobile-lang-switch .arrow { font-size: .8rem; transition: transform .3s ease; }
  .mobile-lang-switch.active .arrow { transform: rotate(180deg); }
  .mobile-lang-switch .lang-menu {
    display: none; position: static; background: rgba(128,128,128,.05);
    border-radius: 10px; margin-top: 8px; overflow: hidden;
    border: 1px solid rgba(128,128,128,.1); box-shadow: none;
  }
  body.dark .mobile-lang-switch .lang-menu { background: rgba(255,255,255,.03); }
  .mobile-lang-switch.active .lang-menu { display: block; }
  .mobile-lang-switch .lang-option {
    display: flex; align-items: center; gap: 12px; padding: 14px 20px;
    color: inherit; text-decoration: none; font-size: .95rem; font-weight: 500;
    transition: background .2s ease;
  }
  .mobile-lang-switch .lang-option:not(:last-child) { border-bottom: 1px solid rgba(128,128,128,.08); }
  .mobile-lang-switch .lang-option:hover { background: rgba(128,128,128,.12); }
  .mobile-lang-switch .flag-wrapper { display: inline-flex; align-items: center; width: 20px; }
  .mobile-lang-switch .flag-wrapper img { width: 100%; height: auto; border-radius: 3px; box-shadow: 0 1px 3px rgba(0,0,0,.1); }
}
@media (min-width: 992px) {
  .mobile-menu, .mobile-menu-btn, .mobile-theme-btn { display: none !important; }
}

/* Lang light-mode premium */
body:not(.dark) .header .lang-current {
  background: #ffffff !important; color: #0a0f2c !important;
  border: 2px solid transparent !important;
  box-shadow: 0 8px 25px rgba(10,15,44,.08) !important;
  transition: all .3s ease !important;
}
body:not(.dark) .header .lang-current .arrow { color: #0a0f2c !important; }
body:not(.dark) .lang-current:hover, body:not(.dark) .lang-switch:hover .lang-current {
  background: #ffffff !important; border: 2px solid #00d4ff !important;
  box-shadow: 0 0 0 4px rgba(0,212,255,.2), 0 10px 30px rgba(0,212,255,.35) !important;
}
body:not(.dark) .lang-menu {
  background: #ffffff !important; border: 1px solid #e2e8f0 !important;
  border-radius: 14px !important; box-shadow: 0 15px 40px rgba(10,15,44,.1) !important;
  padding: 6px 0 !important;
}
body:not(.dark) .lang-menu .lang-option { color: #1e2937 !important; font-weight: 500 !important; }
body:not(.dark) .lang-menu .lang-option:hover { background: #f1f5f9 !important; color: #0099ff !important; }

/* =========================================================
   FOOTER (copiado íntegro desde styles.css)
   ========================================================= */
.footer-pro {
  background: #080b14; color: #aaa;
  padding: 80px 0 40px; margin: 0;
}
.footer-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(160px,1fr));
  gap: 40px; margin-bottom: 50px;
}
.footer-pro h4 { color: white; margin-bottom: 15px; font-size: 14px; }
.footer-pro a {
  display: block; text-decoration: none; color: #888;
  font-size: 14px; margin-bottom: 10px; transition: .3s;
}
.footer-pro a:hover { color: #00d4ff; }
.footer-bottom {
  border-top: 1px solid #222; padding-top: 20px;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px;
}
@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr !important; gap: 35px !important; }
  .footer-pro { padding: 60px 20px 40px !important; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
}
body:not(.dark) .footer-pro { background: #f8fafd !important; color: #475569 !important; }
body:not(.dark) .footer-pro h4 { color: #1e2937 !important; }
body:not(.dark) .footer-pro a { color: #64748b !important; }
body:not(.dark) .footer-pro a:hover { color: #0f172a !important; }
body:not(.dark) .footer-bottom { border-top-color: #e2e8f0 !important; color: #64748b !important; }

/* =========================================================
   ANIMACIONES SCROLL REVEAL
   ========================================================= */
.fade-up, .fade-left, .fade-right {
  opacity: 0; transform: translateY(40px);
  transition: all .8s cubic-bezier(.25,.1,.25,1);
}
.fade-up.visible, .fade-left.visible, .fade-right.visible { opacity: 1; transform: translate(0,0); }
.fade-left { transform: translateX(-60px); }
.fade-right { transform: translateX(60px); }

/* =========================================================
   BOTONES
   ========================================================= */
.btn-big {
  display: inline-block; padding: 18px 42px !important;
  font-size: 1.1rem !important; font-weight: 700;
  border-radius: 50px;
  background: linear-gradient(135deg, #00d4ff, #0099ff);
  color: #0a0f2c; text-decoration: none;
  transition: all .3s ease;
  box-shadow: 0 10px 30px rgba(0,212,255,.3);
}
.btn-big:hover { transform: translateY(-4px); box-shadow: 0 15px 40px rgba(0,212,255,.45); }
.btn-ghost {
  display: inline-block; padding: 16px 32px;
  border-radius: 50px; text-decoration: none;
  color: var(--primary); font-weight: 600;
  border: 1.5px solid var(--border-light);
  background: rgba(255,255,255,.6); backdrop-filter: blur(6px);
  transition: all .3s ease;
}
body.dark .btn-ghost { color: #fff; border-color: rgba(255,255,255,.2); background: rgba(255,255,255,.04); }
.btn-ghost:hover { border-color: #00d4ff; color: #00d4ff; transform: translateY(-2px); }

/* =========================================================
   PÁGINA MANTENIMIENTO — HERO
   ========================================================= */
.mt-gradient-text {
  background: linear-gradient(135deg,#00d4ff 0%,#0099ff 60%,#7f5cff 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.mt-tag {
  display: inline-block; padding: 6px 14px; border-radius: 999px;
  background: rgba(0,212,255,.12); color: #0099ff;
  font-size: 12px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 1px; margin-bottom: 18px;
}
body.dark .mt-tag { background: rgba(0,212,255,.15); color: #6be5ff; }

.mt-hero { position: relative; padding: 120px 0 100px; overflow: hidden; }
.mt-hero-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.mt-orb {
  position: absolute; border-radius: 50%; filter: blur(80px); opacity: .55;
  animation: mt-float 12s ease-in-out infinite;
}
.mt-orb-1 { width: 480px; height: 480px; background: #00d4ff; top: -120px; left: -100px; }
.mt-orb-2 { width: 420px; height: 420px; background: #7f5cff; bottom: -140px; right: -80px; animation-delay: -6s; }
body:not(.dark) .mt-orb { opacity: .22; }
.mt-grid-overlay {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(10,15,44,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10,15,44,.06) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(circle at 50% 40%, black 40%, transparent 75%);
}
body.dark .mt-grid-overlay {
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
}
@keyframes mt-float {
  0%,100% { transform: translate(0,0) scale(1); }
  50% { transform: translate(30px,-20px) scale(1.05); }
}
.mt-hero-inner { position: relative; z-index: 1; text-align: center; max-width: 900px; }
.mt-eyebrow {
  display: inline-block; padding: 8px 18px; border-radius: 999px;
  background: rgba(0,212,255,.1); border: 1px solid rgba(0,212,255,.3);
  color: #0099ff; font-weight: 600; font-size: 14px; margin-bottom: 24px;
}
body.dark .mt-eyebrow { color: #6be5ff; }
.mt-hero-title {
  font-size: clamp(2.1rem, 4.6vw, 3.6rem);
  line-height: 1.15; font-weight: 700; letter-spacing: -.02em;
  margin: 0 0 24px;
}
.mt-hero-sub {
  font-size: 1.15rem; color: var(--text-soft-light);
  max-width: 720px; margin: 0 auto 40px;
}
body.dark .mt-hero-sub { color: var(--text-soft-dark); }
.mt-hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 60px; }

.mt-trust-row {
  display: grid; grid-template-columns: repeat(4,1fr); gap: 20px;
  max-width: 780px; margin: 0 auto;
  padding: 24px; border-radius: 20px;
  background: rgba(255,255,255,.6); backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
}
body.dark .mt-trust-row { background: rgba(255,255,255,.04); border-color: var(--border-dark); }
.mt-trust-item { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.mt-trust-item strong { font-size: 1.1rem; color: #0099ff; font-weight: 700; }
body.dark .mt-trust-item strong { color: #6be5ff; }
.mt-trust-item span { font-size: .82rem; color: var(--text-soft-light); text-align: center; }
body.dark .mt-trust-item span { color: var(--text-soft-dark); }

/* =========================================================
   INTRO
   ========================================================= */
.mt-intro-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 60px; align-items: center; }
.mt-intro h2 { font-size: clamp(1.7rem, 2.6vw, 2.3rem); line-height: 1.2; font-weight: 700; margin: 0; }
.mt-intro-text p { color: var(--text-soft-light); margin-bottom: 16px; font-size: 1.02rem; }
body.dark .mt-intro-text p { color: var(--text-soft-dark); }
.mt-intro-text strong { color: var(--primary); font-weight: 700; }
body.dark .mt-intro-text strong { color: #fff; }

/* =========================================================
   INTEGRAL — capas / proceso
   ========================================================= */
.mt-integral { background: linear-gradient(180deg, transparent, rgba(0,212,255,.04)); }
body.dark .mt-integral { background: linear-gradient(180deg, transparent, rgba(0,212,255,.06)); }
.mt-section-head { text-align: center; max-width: 780px; margin: 0 auto 60px; }
.mt-section-head h2 { font-size: clamp(1.8rem, 2.8vw, 2.4rem); line-height: 1.2; font-weight: 700; margin: 0 0 18px; }
.mt-section-head p { color: var(--text-soft-light); font-size: 1.05rem; }
body.dark .mt-section-head p { color: var(--text-soft-dark); }

.mt-layers { display: grid; grid-template-columns: repeat(4,1fr); gap: 22px; }
.mt-layer {
  position: relative; padding: 32px 24px; border-radius: 18px;
  background: var(--card-bg-light); border: 1px solid var(--border-light);
  transition: transform .4s ease, box-shadow .4s ease, border-color .4s ease;
  overflow: hidden;
}
body.dark .mt-layer { background: var(--card-bg-dark); border-color: var(--border-dark); }
.mt-layer::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(0,212,255,.08), transparent 60%);
  opacity: 0; transition: opacity .4s ease;
}
.mt-layer:hover { transform: translateY(-6px); border-color: #00d4ff; box-shadow: 0 20px 40px -20px rgba(0,212,255,.35); }
.mt-layer:hover::before { opacity: 1; }
.mt-layer span {
  display: block; font-size: 2rem; font-weight: 700;
  color: #00d4ff; margin-bottom: 10px; letter-spacing: -.02em;
}
.mt-layer h4 { margin: 0 0 8px; font-size: 1.1rem; font-weight: 700; }
.mt-layer p { margin: 0; color: var(--text-soft-light); font-size: .93rem; line-height: 1.55; }
body.dark .mt-layer p { color: var(--text-soft-dark); }

/* =========================================================
   SERVICIOS — GRID DE TARJETAS
   ========================================================= */
.mt-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.mt-card {
  position: relative; padding: 34px 28px; border-radius: 20px;
  background: var(--card-bg-light); border: 1px solid var(--border-light);
  transition: all .4s cubic-bezier(.25,.8,.25,1);
  overflow: hidden;
}
body.dark .mt-card { background: var(--card-bg-dark); border-color: var(--border-dark); }
.mt-card::after {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg,#00d4ff,#7f5cff);
  transform: scaleX(0); transform-origin: left;
  transition: transform .5s ease;
}
.mt-card:hover { transform: translateY(-8px); box-shadow: 0 25px 50px -25px rgba(0,153,255,.35); border-color: rgba(0,212,255,.4); }
.mt-card:hover::after { transform: scaleX(1); }
.mt-icon {
  width: 56px; height: 56px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; margin-bottom: 20px;
  background: linear-gradient(135deg, rgba(0,212,255,.15), rgba(127,92,255,.15));
  border: 1px solid rgba(0,212,255,.25);
}
.mt-card h3 { margin: 0 0 10px; font-size: 1.15rem; font-weight: 700; }
.mt-card p { margin: 0; color: var(--text-soft-light); font-size: .96rem; line-height: 1.6; }
body.dark .mt-card p { color: var(--text-soft-dark); }

/* =========================================================
   SEO + SEGURIDAD — dos columnas con listas
   ========================================================= */
.mt-advanced { background: transparent; }
.mt-advanced-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: start; }
.mt-advanced-block {
  padding: 40px; border-radius: 22px;
  background: var(--card-bg-light); border: 1px solid var(--border-light);
  transition: all .35s ease;
}
body.dark .mt-advanced-block { background: var(--card-bg-dark); border-color: var(--border-dark); }
.mt-advanced-block:hover { border-color: rgba(0,212,255,.4); box-shadow: 0 25px 50px -25px rgba(0,153,255,.25); }
.mt-advanced h2 { font-size: clamp(1.5rem,2.2vw,2rem); line-height: 1.2; margin: 0 0 14px; font-weight: 700; }
.mt-advanced p { color: var(--text-soft-light); margin-bottom: 20px; }
body.dark .mt-advanced p { color: var(--text-soft-dark); }
.mt-check-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.mt-check-list li {
  position: relative; padding: 12px 16px 12px 46px;
  border-radius: 12px; background: rgba(0,212,255,.04);
  border: 1px solid rgba(0,212,255,.12);
  transition: all .3s ease;
  font-weight: 500; font-size: .96rem;
}
body.dark .mt-check-list li { background: rgba(0,212,255,.07); border-color: rgba(0,212,255,.18); }
.mt-check-list li::before {
  content: "✓"; position: absolute; left: 12px; top: 50%;
  transform: translateY(-50%);
  width: 24px; height: 24px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg,#00d4ff,#0099ff);
  color: #0a0f2c; font-weight: 700; font-size: 13px;
}
.mt-check-list li:hover { transform: translateX(4px); border-color: #00d4ff; }

/* =========================================================
   BENEFICIOS
   ========================================================= */
.mt-benefits { background: linear-gradient(180deg, rgba(0,212,255,.04), transparent); }
body.dark .mt-benefits { background: linear-gradient(180deg, rgba(0,212,255,.06), transparent); }
.mt-benefit-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.mt-benefit {
  display: flex; align-items: center; gap: 14px;
  padding: 22px 24px; border-radius: 14px;
  background: var(--card-bg-light); border: 1px solid var(--border-light);
  transition: all .3s ease;
}
body.dark .mt-benefit { background: var(--card-bg-dark); border-color: var(--border-dark); }
.mt-benefit:hover { transform: translateY(-4px); border-color: #00d4ff; }
.mt-benefit span {
  flex-shrink: 0; width: 34px; height: 34px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg,#00d4ff,#7f5cff);
  color: #0a0f2c; font-weight: 700;
}
.mt-benefit p { margin: 0; font-size: .97rem; font-weight: 500; }

/* =========================================================
   CTA FINAL
   ========================================================= */
.final-cta.mt-final {
  background: linear-gradient(135deg, #ffffff, #f0f7ff);
  padding: 120px 20px; text-align: center; margin: 80px 0 0;
  border-top: 1px solid var(--border-light);
}
body.dark .final-cta.mt-final {
  background: linear-gradient(135deg,#0d153a,#0a0f2c);
  border-top: 1px solid var(--border-dark); border-bottom: 1px solid var(--border-dark);
}
.final-cta-content { max-width: 780px; margin: 0 auto; }
.final-cta h2 { font-size: 2.35rem; line-height: 1.2; margin-bottom: 24px; color: #0a0f2c; font-weight: 700; }
body.dark .final-cta h2 { color: #fff; }
.final-cta p { font-size: 1.2rem; line-height: 1.6; color: #475569; max-width: 680px; margin: 0 auto 40px; }
body.dark .final-cta p { color: #94a3b8; }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 991px) {
  .mt-grid { grid-template-columns: repeat(2,1fr); }
  .mt-layers { grid-template-columns: repeat(2,1fr); }
  .mt-benefit-grid { grid-template-columns: repeat(2,1fr); }
  .mt-intro-grid, .mt-advanced-grid { grid-template-columns: 1fr; gap: 30px; }
  .mt-trust-row { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 640px) {
  .mt-hero { padding: 80px 0 70px; }
  .mt-grid, .mt-benefit-grid, .mt-layers { grid-template-columns: 1fr; }
  .mt-trust-row { grid-template-columns: 1fr 1fr; padding: 18px; }
  .mt-advanced-block { padding: 28px; }
  .final-cta.mt-final { padding: 80px 20px; }
  .final-cta h2 { font-size: 1.75rem !important; }
}