:root{
  --primary:#1a1a2e;
  --secondary:#16213e;
  --accent:#0f3460;
  --highlight:#e94560;
  --success:#16c79a;
  --bg:#f8f9fa;
  --card:rgba(255,255,255,0.95);
  --text:#1a1a2e;
  --muted:#6c757d;
  --shadow:0 8px 32px rgba(0,0,0,0.08);
  --radius:16px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden}
a{text-decoration:none;color:inherit}

/* Header */
header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,0.85);backdrop-filter:blur(20px);border-bottom:1px solid rgba(0,0,0,0.05)}
nav{max-width:1200px;margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:-0.5px}
.logo-icon{width:36px;height:36px;background:var(--primary);color:#fff;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px}
.tagline{font-size:11px;color:var(--muted);font-weight:500;margin-left:8px;display:none}
.nav-links{display:flex;gap:28px;list-style:none;font-size:14px;font-weight:500;color:var(--muted)}
.nav-links a:hover{color:var(--primary)}
.cta-btn{background:var(--success);color:#fff;border:none;padding:10px 20px;border-radius:8px;font-weight:600;font-size:13px;cursor:pointer;transition:all .2s}
.cta-btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px rgba(22,199,154,.3)}
.mobile-menu{display:none;background:none;border:none;font-size:22px;cursor:pointer}

/* Mobile nav */
@media(max-width:768px){
  .nav-links{
    position:absolute;
    top:64px;left:0;right:0;
    background:rgba(255,255,255,0.97);
    backdrop-filter:blur(20px);
    flex-direction:column;
    padding:16px 24px;
    gap:16px;
    border-bottom:1px solid rgba(0,0,0,0.05);
    display:none;
  }
  .nav-links.mobile-open{display:flex}
}

/* Hero */
.hero{max-width:1200px;margin:0 auto;padding:80px 24px 60px;text-align:center}
.badge{display:inline-flex;align-items:center;gap:6px;background:rgba(15,52,96,0.08);color:var(--accent);font-size:12px;font-weight:600;padding:6px 14px;border-radius:100px;margin-bottom:20px}
.hero h1{font-size:clamp(32px,5vw,56px);font-weight:800;line-height:1.1;letter-spacing:-1px;margin-bottom:16px}
.hero p{font-size:clamp(16px,2vw,20px);color:var(--muted);max-width:640px;margin:0 auto 32px}
.hero-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:40px}
.btn-primary{background:var(--highlight);color:#fff;border:none;padding:14px 28px;border-radius:12px;font-weight:700;font-size:15px;cursor:pointer;transition:all .2s}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(233,69,96,.3)}
.btn-secondary{background:#fff;color:var(--text);border:1px solid rgba(0,0,0,0.1);padding:14px 28px;border-radius:12px;font-weight:600;font-size:15px;cursor:pointer;transition:all .2s}
.btn-secondary:hover{border-color:var(--highlight);color:var(--highlight)}
.stats{display:flex;gap:32px;justify-content:center;flex-wrap:wrap}
.stat{text-align:center}
.stat-val{font-size:28px;font-weight:800;color:var(--primary)}
.stat-label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:1px}

/* Generator */
.generator-wrap{max-width:680px;margin:0 auto;padding:0 24px 80px}
.generator{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:32px;border:1px solid rgba(0,0,0,0.04);position:relative;overflow:hidden}
.generator::before{content:'100% privado — nada se envía a nuestros servidores';position:absolute;top:0;left:0;right:0;background:var(--success);color:#fff;font-size:11px;font-weight:600;text-align:center;padding:6px}
.generator-inner{padding-top:20px}
.pass-field-wrap{position:relative;margin-bottom:16px}
.pass-field{width:100%;background:var(--bg);border:2px solid rgba(0,0,0,0.06);border-radius:12px;padding:16px 100px 16px 16px;font-size:18px;font-family:monospace;letter-spacing:1px;outline:none;transition:border-color .2s}
.pass-field:focus{border-color:var(--accent)}
.pass-actions{position:absolute;right:8px;top:50%;transform:translateY(-50%);display:flex;gap:6px}
.pass-btn{background:#fff;border:1px solid rgba(0,0,0,0.08);padding:8px 10px;border-radius:8px;cursor:pointer;font-size:13px;transition:all .2s}
.pass-btn:hover{background:var(--bg)}
.strength-wrap{margin-bottom:16px}
.strength-bar-bg{background:var(--bg);border-radius:6px;height:6px;overflow:hidden;margin-bottom:8px}
.strength-bar{height:100%;width:0%;border-radius:6px;transition:all .4s ease}
.strength-info{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);font-weight:500}
.metrics{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px}
.metric{background:var(--bg);border-radius:10px;padding:12px}
.metric-label{font-size:10px;text-transform:uppercase;letter-spacing:1px;color:var(--muted);margin-bottom:4px}
.metric-val{font-family:monospace;font-size:13px;font-weight:600}
.controls{display:flex;flex-direction:column;gap:14px}
.slider-row{display:flex;align-items:center;gap:12px}
.slider-label{font-size:12px;font-weight:600;color:var(--muted);white-space:nowrap}
.slider-val{font-weight:800;color:var(--primary);min-width:24px;text-align:right}
input[type=range]{flex:1;-webkit-appearance:none;height:6px;background:linear-gradient(90deg,var(--accent) 50%,#e9ecef 50%);border-radius:3px;outline:none}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;background:var(--accent);cursor:pointer;box-shadow:0 2px 6px rgba(15,52,96,.3)}
.checkboxes{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.check-item{display:flex;align-items:center;gap:8px;background:var(--bg);border-radius:10px;padding:10px 12px;cursor:pointer;transition:all .2s;border:2px solid transparent}
.check-item:hover{border-color:rgba(15,52,96,.15)}
.check-item input{display:none}
.check-box{width:18px;height:18px;border:2px solid var(--muted);border-radius:5px;display:flex;align-items:center;justify-content:center;font-size:11px;color:#fff;transition:all .2s}
.check-item input:checked+.check-box{background:var(--accent);border-color:var(--accent)}
.check-label{font-size:13px;font-weight:500;color:var(--muted)}
.check-item input:checked~.check-label{color:var(--text)}
.gen-btn{width:100%;background:var(--primary);color:#fff;border:none;padding:16px;border-radius:12px;font-weight:700;font-size:15px;cursor:pointer;transition:all .2s;margin-top:4px}
.gen-btn:hover{background:var(--secondary);transform:translateY(-1px)}
.counter-wrap{text-align:center;margin-top:14px;font-size:12px;color:var(--muted)}
.counter-wrap span{font-weight:700;color:var(--primary)}

/* Simple generator (used in tool pages) */
.simple-gen{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;margin:24px 0}
.simple-gen input{flex:1;min-width:240px;background:var(--bg);border:2px solid rgba(0,0,0,0.06);border-radius:12px;padding:14px 16px;font-size:16px;outline:none;transition:border-color .2s}
.simple-gen input:focus{border-color:var(--accent)}
.simple-gen button{background:var(--primary);color:#fff;border:none;padding:14px 24px;border-radius:12px;font-weight:600;font-size:14px;cursor:pointer;transition:all .2s}
.simple-gen button:hover{background:var(--secondary)}

/* Sections */
.section{max-width:1200px;margin:0 auto;padding:80px 24px}
.section-header{text-align:center;margin-bottom:48px}
.section-tag{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:2px;color:var(--highlight);margin-bottom:8px}
.section-title{font-size:clamp(26px,3.5vw,38px);font-weight:800}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step{background:var(--card);border-radius:var(--radius);padding:32px;text-align:center;box-shadow:var(--shadow);border:1px solid rgba(0,0,0,0.04);transition:transform .2s}
.step:hover{transform:translateY(-4px)}
.step-icon{font-size:40px;margin-bottom:16px}
.step h3{font-size:18px;font-weight:700;margin-bottom:10px}
.step p{font-size:14px;color:var(--muted);line-height:1.7}

/* Pricing */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start}
.plan{background:var(--card);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow);border:1px solid rgba(0,0,0,0.04);position:relative;transition:transform .2s}
.plan:hover{transform:translateY(-4px)}
.plan.featured{border:2px solid var(--highlight);transform:scale(1.03)}
.plan.featured:hover{transform:scale(1.05)}
.badge-popular{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--highlight);color:#fff;font-size:11px;font-weight:700;padding:6px 16px;border-radius:100px}
.plan h3{font-size:20px;font-weight:800;margin-bottom:4px}
.plan .price{font-size:36px;font-weight:800;color:var(--primary);margin-bottom:20px}
.plan .price span{font-size:14px;color:var(--muted);font-weight:500}
.plan ul{list-style:none;margin-bottom:24px;display:flex;flex-direction:column;gap:10px}
.plan li{font-size:14px;display:flex;gap:8px;align-items:center}
.plan button{width:100%;padding:12px;border-radius:10px;font-weight:700;font-size:14px;cursor:pointer;transition:all .2s;border:none}
.plan button.primary{background:var(--highlight);color:#fff}
.plan button.primary:hover{box-shadow:0 4px 16px rgba(233,69,96,.3)}
.plan button.secondary{background:var(--bg);color:var(--text);border:1px solid rgba(0,0,0,0.08)}
.plan button.secondary:hover{border-color:var(--primary)}

/* Features */
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature{background:var(--card);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);border:1px solid rgba(0,0,0,0.04);transition:transform .2s}
.feature:hover{transform:translateY(-4px)}
.feature-icon{font-size:32px;margin-bottom:14px}
.feature h3{font-size:16px;font-weight:700;margin-bottom:8px}
.feature p{font-size:14px;color:var(--muted);line-height:1.7}

/* Testimonials */
.testimonials-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.testimonial{background:var(--card);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);border:1px solid rgba(0,0,0,0.04);font-style:italic}
.testimonial p{font-size:15px;line-height:1.8;margin-bottom:16px;color:var(--text)}
.testimonial-author{font-weight:700;font-size:13px;color:var(--primary);font-style:normal}
.testimonial-author span{color:var(--muted);font-weight:500}

/* FAQ */
.faq-wrap{max-width:800px;margin:0 auto}
.faq-item{border-bottom:1px solid rgba(0,0,0,0.06)}
.faq-q{display:flex;align-items:center;justify-content:space-between;width:100%;background:none;border:none;padding:20px 0;font-size:16px;font-weight:600;text-align:left;cursor:pointer;color:var(--text)}
.faq-q:hover{color:var(--accent)}
.faq-arrow{font-size:18px;transition:transform .3s;color:var(--muted)}
.faq-item.open .faq-arrow{transform:rotate(45deg);color:var(--accent)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease;font-size:15px;color:var(--muted);line-height:1.8}
.faq-item.open .faq-a{max-height:500px;padding-bottom:20px}

/* CTA Final */
.cta-final{text-align:center;background:linear-gradient(135deg,var(--primary),var(--secondary));border-radius:var(--radius);padding:64px 24px;color:#fff;margin:0 24px}
.cta-final h2{font-size:clamp(26px,3.5vw,38px);font-weight:800;margin-bottom:12px}
.cta-final p{color:rgba(255,255,255,0.8);margin-bottom:28px;font-size:16px}
.cta-final .btn-primary{background:#fff;color:var(--highlight);font-size:16px;padding:16px 32px}
.cta-final .btn-primary:hover{background:var(--bg)}
.cta-final a{color:rgba(255,255,255,0.7);font-size:14px;margin-top:16px;display:inline-block;text-decoration:underline}

/* Content pages (main) */
.main{max-width:800px;margin:0 auto;padding:60px 24px}
.main h2{font-size:22px;font-weight:700;margin:40px 0 16px;color:var(--primary)}
.main h2:first-child{margin-top:0}
.main p{font-size:15px;color:var(--muted);line-height:1.8;margin-bottom:16px}
.main ul,.main ol{font-size:15px;color:var(--muted);line-height:1.8;margin-bottom:16px;padding-left:24px}
.main li{margin-bottom:8px}
.main a{color:var(--accent);text-decoration:underline}
.main a:hover{color:var(--highlight)}

/* Tool sections */
.tools-section{max-width:800px;margin:0 auto;padding:0 24px 80px}
.tools-section h2{font-size:22px;font-weight:700;margin:40px 0 16px;color:var(--primary)}
.tools-section p{font-size:15px;color:var(--muted);line-height:1.8;margin-bottom:16px}
.tools-section ul{font-size:15px;color:var(--muted);line-height:1.8;margin-bottom:16px;padding-left:24px}
.tools-section li{margin-bottom:8px}

/* Strength container (checker pages) */
.strength-container{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid rgba(0,0,0,0.04);padding:24px;margin:24px 0;text-align:center}
.strength-container #strength-bar{height:8px;border-radius:4px;background:#e9ecef;margin-bottom:12px;transition:all .4s}
.strength-container p{font-size:14px;color:var(--muted);margin:6px 0}
.strength-container #strength-text{font-weight:600;color:var(--primary)}

/* Result text */
.result-text{font-size:15px;font-weight:600;margin:16px 0;text-align:center}

/* Tool cards grid */
.tools-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin:24px 0}
.tool-card{background:var(--card);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);border:1px solid rgba(0,0,0,0.04);text-align:center;font-weight:600;transition:transform .2s}
.tool-card:hover{transform:translateY(-4px);border-color:var(--accent)}

/* Footer */
footer{border-top:1px solid rgba(0,0,0,0.06);padding:40px 24px;text-align:center}
.footer-inner{max-width:1200px;margin:0 auto}
.footer-links{display:flex;gap:24px;justify-content:center;list-style:none;margin-bottom:20px;flex-wrap:wrap;font-size:14px;font-weight:500;color:var(--muted)}
.footer-links a:hover{color:var(--primary)}
.footer-socials{display:flex;gap:16px;justify-content:center;margin-bottom:20px;font-size:20px}
.footer-socials a{opacity:.6;transition:opacity .2s}
.footer-socials a:hover{opacity:1}
footer p{font-size:13px;color:var(--muted)}

/* Responsive */
@media(max-width:768px){
  .nav-links{display:none}
  .nav-links.mobile-open{display:flex}
  .tagline{display:none}
  .mobile-menu{display:block}
  .hero{padding:60px 16px 40px}
  .steps{grid-template-columns:1fr}
  .pricing-grid{grid-template-columns:1fr}
  .plan.featured{transform:none}
  .features-grid{grid-template-columns:1fr}
  .testimonials-grid{grid-template-columns:1fr}
  .stats{gap:20px}
  .checkboxes{grid-template-columns:1fr}
  .cta-final{margin:0 16px;padding:48px 20px}
  .section{padding:60px 16px}
  .main{padding:40px 16px}
}
@media(max-width:480px){
  .logo{font-size:15px}
  .hero h1{font-size:28px}
}