/* SmarterKW — main.css (deferred / non-critical) */

/* ===== UTILITIES ===== */
.section{padding:5rem 0}
.section-sm{padding:3rem 0}
.fade-up{opacity:0;transform:translateY(28px);transition:opacity .6s ease,transform .6s ease}
.fade-up.visible{opacity:1;transform:translateY(0)}
.star-gold{color:#F6C94E}

/* ===== SECTION HEADERS ===== */
.section-header{text-align:center;margin-bottom:3.5rem}
.section-tag{
  display:inline-flex;align-items:center;gap:.4rem;
  background:rgba(0,194,255,.08);color:#007BAA;
  border:1px solid rgba(0,194,255,.2);
  border-radius:50px;padding:.3rem 1rem;
  font-size:.78rem;font-weight:700;margin-bottom:.9rem;
  text-transform:uppercase;letter-spacing:.8px;
}
.section-title{
  font-family:'Cairo',system-ui,sans-serif;
  font-size:clamp(1.65rem,2.8vw,2.4rem);
  font-weight:900;color:var(--primary);
  line-height:1.25;margin-bottom:.85rem;letter-spacing:-.5px;
}
.section-subtitle{
  font-size:1rem;color:var(--gray-600);
  max-width:520px;margin:0 auto;
}

/* ===== TRUST BAR ===== */
.trust-bar{background:var(--primary);padding:1.1rem 0;overflow:hidden}
.trust-overflow{overflow:hidden}
.trust-track{
  display:flex;align-items:center;gap:0;
  width:max-content;animation:ticker 28s linear infinite;
}
.trust-item{
  display:flex;align-items:center;gap:.6rem;
  color:rgba(255,255,255,.65);font-size:.85rem;font-weight:500;
  white-space:nowrap;padding:0 1.5rem;
}
.trust-item svg{color:var(--accent);flex-shrink:0}
.trust-sep{
  width:4px;height:4px;border-radius:50%;
  background:rgba(255,255,255,.2);flex-shrink:0;
}
@keyframes ticker{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* ===== FEATURES ===== */
.features-section{background:var(--gray-50)}
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
.feature-card{
  background:#fff;border-radius:var(--radius-lg);padding:1.75rem;
  border:1px solid var(--gray-100);transition:var(--ease);
  position:relative;overflow:hidden;
}
.feature-card::after{
  content:'';position:absolute;bottom:0;right:0;left:0;height:3px;
  background:linear-gradient(90deg,var(--accent),var(--gold));
  transform:scaleX(0);transform-origin:right;transition:transform var(--ease);
}
.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:transparent}
.feature-card:hover::after{transform:scaleX(1)}
.feature-icon{
  width:52px;height:52px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:1.2rem;
}
.feature-title{
  font-family:'Cairo',system-ui,sans-serif;
  font-size:1.05rem;font-weight:800;margin-bottom:.5rem;color:var(--primary);
}
.feature-desc{font-size:.9rem;color:var(--gray-600);line-height:1.65}

/* ===== STATS ===== */
.stats-section{
  background:linear-gradient(135deg,var(--primary) 0%,#0D1B3E 100%);
  position:relative;overflow:hidden;
}
.stats-section::before{
  content:'';position:absolute;inset:0;
  background:url("data:image/svg+xml,%3Csvg width='40' height='40' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='1' cy='1' r='1' fill='rgba(255,255,255,0.03)'/%3E%3C/svg%3E");
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.stat-card{
  text-align:center;padding:2.5rem 1.5rem;
  border-left:1px solid rgba(255,255,255,.06);
}
.stat-card:last-child{border-left:none}
.stat-icon{color:var(--accent);margin-bottom:1rem;opacity:.8}
.stat-number{
  font-family:'Cairo',system-ui,sans-serif;
  font-size:clamp(2rem,3.5vw,3rem);
  font-weight:900;color:#fff;line-height:1;margin-bottom:.4rem;
}
.stat-label{font-size:.88rem;color:rgba(255,255,255,.5)}

/* ===== DEVICES ===== */
.devices-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1rem}
.device-card{
  background:var(--gray-50);border-radius:var(--radius);
  padding:1.5rem 1rem;text-align:center;
  border:2px solid transparent;transition:var(--ease);
}
.device-card:hover{
  border-color:var(--accent);background:rgba(0,194,255,.04);
  transform:translateY(-4px);box-shadow:var(--shadow);
}
.device-icon{
  display:flex;justify-content:center;
  margin-bottom:.75rem;color:var(--primary);
}
.device-card:hover .device-icon{color:var(--accent)}
.device-name{font-size:.88rem;font-weight:700;color:var(--primary);margin-bottom:.2rem}
.device-sub{font-size:.75rem;color:var(--gray-400)}

/* ===== STEPS ===== */
.steps-section{background:var(--gray-50)}
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;position:relative}
.steps-grid::before{
  content:'';position:absolute;top:52px;right:calc(16.6% + 20px);left:calc(16.6% + 20px);
  height:2px;background:linear-gradient(90deg,var(--accent),var(--gold));
  opacity:.2;z-index:0;
}
.step-card{text-align:center;position:relative;z-index:1}
.step-num-wrap{
  position:relative;width:88px;height:88px;margin:0 auto 1.5rem;
}
.step-num{
  width:88px;height:88px;border-radius:50%;
  background:#fff;border:2px solid var(--gray-200);
  display:flex;align-items:center;justify-content:center;
  font-family:'Cairo',system-ui,sans-serif;
  font-size:1.8rem;font-weight:900;color:var(--primary);
  transition:var(--ease);
}
.step-icon{
  position:absolute;bottom:-4px;left:-4px;
  width:30px;height:30px;border-radius:50%;
  background:var(--accent);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 2px 8px rgba(0,194,255,.35);
}
.step-card:hover .step-num{
  background:var(--primary);border-color:var(--primary);color:#fff;
  transform:scale(1.08);
}
.step-card:hover .step-icon{background:var(--gold)}
.step-title{
  font-family:'Cairo',system-ui,sans-serif;
  font-size:1.1rem;font-weight:800;margin-bottom:.5rem;color:var(--primary);
}
.step-desc{font-size:.9rem;color:var(--gray-600);line-height:1.65}

/* ===== PRICING ===== */
.pricing-section{background:var(--gray-50)}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem;align-items:start}
.pricing-card{
  background:#fff;border-radius:var(--radius-lg);
  border:2px solid var(--gray-100);overflow:hidden;
  transition:var(--ease);position:relative;
}
.pricing-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.pricing-card.popular{
  border-color:var(--accent);
  box-shadow:0 8px 40px rgba(0,194,255,.18);
}
.popular-badge{
  background:linear-gradient(135deg,var(--accent),var(--accent-dark));
  color:var(--primary);text-align:center;
  padding:.5rem 1rem;font-size:.8rem;font-weight:800;
  display:flex;align-items:center;justify-content:center;gap:.4rem;
  letter-spacing:.3px;
}
.pricing-inner{padding:1.75rem 1.75rem 1.75rem}
.pricing-header{margin-bottom:1.5rem}
.pricing-icon{
  width:44px;height:44px;border-radius:12px;
  background:var(--gray-50);color:var(--gray-600);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:1rem;
}
.pricing-icon-accent{background:rgba(0,194,255,.1);color:var(--accent)}
.pricing-name{
  font-family:'Cairo',system-ui,sans-serif;
  font-size:1.05rem;font-weight:700;color:var(--primary);margin-bottom:.75rem;
}
.pricing-price{display:flex;align-items:baseline;gap:.3rem;margin-bottom:.3rem}
.price-amount{
  font-family:'Cairo',system-ui,sans-serif;
  font-size:3rem;font-weight:900;color:var(--primary);line-height:1;
}
.price-meta{display:flex;flex-direction:column}
.price-cur{font-size:1rem;color:var(--gray-600);font-weight:700;line-height:1.4}
.price-per{font-size:.78rem;color:var(--gray-400)}
.price-save{
  display:inline-flex;align-items:center;
  background:rgba(0,200,150,.1);color:#007A57;
  border-radius:50px;padding:.2rem .7rem;
  font-size:.75rem;font-weight:700;margin-top:.3rem;
  border:1px solid rgba(0,200,150,.2);width:fit-content;
}
.price-save-dark{background:rgba(10,15,30,.07);color:var(--primary);border-color:rgba(10,15,30,.1)}
.pricing-features{list-style:none;margin-bottom:1.5rem}
.pricing-features li{
  display:flex;align-items:center;gap:.65rem;
  padding:.4rem 0;font-size:.9rem;color:var(--gray-600);
  border-bottom:1px solid var(--gray-50);
}
.pricing-features li:last-child{border-bottom:none}
.pricing-features svg{color:var(--green);flex-shrink:0}

/* ===== REVIEWS ===== */
.reviews-section{background:#fff}
.reviews-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
.review-card{
  background:#fff;border-radius:var(--radius-lg);padding:1.6rem;
  border:1px solid var(--gray-100);transition:var(--ease);
}
.review-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.review-stars{display:flex;gap:3px;margin-bottom:.85rem}
.review-text{font-size:.9rem;color:var(--gray-600);margin-bottom:1.25rem;line-height:1.65}
.reviewer{display:flex;align-items:center;gap:.75rem}
.reviewer-av{
  width:40px;height:40px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--accent),var(--accent-dark));
  display:flex;align-items:center;justify-content:center;
  font-family:'Cairo',system-ui,sans-serif;
  font-size:1rem;color:#fff;font-weight:800;
}
.reviewer-name{font-weight:700;font-size:.88rem;color:var(--primary)}
.reviewer-loc{
  font-size:.78rem;color:var(--gray-400);margin-top:.15rem;
  display:flex;align-items:center;gap:.3rem;
}

/* ===== FAQ ===== */
.faq-section{background:var(--gray-50)}
.faq-list{max-width:740px;margin:0 auto}
.faq-item{
  background:#fff;border-radius:var(--radius);
  border:1px solid var(--gray-100);margin-bottom:.85rem;
  overflow:hidden;transition:border-color var(--ease);
}
.faq-item:hover{border-color:rgba(0,194,255,.25)}
.faq-item.open{border-color:var(--accent)}
.faq-question{
  display:flex;align-items:center;justify-content:space-between;
  padding:1.1rem 1.4rem;cursor:pointer;width:100%;
  font-family:'Cairo',system-ui,sans-serif;
  font-size:.97rem;font-weight:700;color:var(--primary);
  gap:1rem;background:none;border:none;text-align:right;
}
.faq-icon{
  width:30px;height:30px;border-radius:50%;
  background:var(--gray-50);color:var(--gray-600);
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;transition:var(--ease);
}
.faq-item.open .faq-icon{
  background:var(--accent);color:var(--primary);
  transform:rotate(45deg);
}
.faq-answer{overflow:hidden}
.faq-answer[hidden]{display:none}
.faq-answer-inner{
  padding:.25rem 1.4rem 1.1rem;
  font-size:.9rem;color:var(--gray-600);line-height:1.7;
}

/* ===== SEO ARTICLE ===== */
.seo-section{background:var(--gray-50)}
.seo-article{
  max-width:820px;margin:0 auto;background:#fff;
  border-radius:var(--radius-lg);padding:2.5rem;
  border:1px solid var(--gray-100);
}
.seo-article h2{
  font-family:'Cairo',system-ui,sans-serif;
  font-size:1.35rem;font-weight:800;color:var(--primary);
  margin:2rem 0 .85rem;padding-right:.9rem;
  border-right:3px solid var(--accent);
}
.seo-article h2:first-child{margin-top:0}
.seo-article h3{
  font-family:'Cairo',system-ui,sans-serif;
  font-size:1.1rem;font-weight:700;color:var(--primary);margin:1.5rem 0 .65rem;
}
.seo-article p{font-size:.95rem;color:var(--gray-600);line-height:1.8;margin-bottom:.9rem}
.seo-article ul{padding-right:1.25rem;margin-bottom:.9rem}
.seo-article li{color:var(--gray-600);line-height:1.8;margin-bottom:.4rem}

/* ===== CTA ===== */
.cta-section{
  background:linear-gradient(135deg,var(--primary),#0D1B3E);
  text-align:center;position:relative;overflow:hidden;
}
.cta-section::before{
  content:'';position:absolute;top:-40%;left:50%;
  transform:translateX(-50%);
  width:700px;height:700px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,194,255,.1),transparent 70%);
  pointer-events:none;
}
.cta-inner{position:relative;z-index:1}
.cta-title{
  font-family:'Cairo',system-ui,sans-serif;
  font-size:clamp(1.8rem,3.5vw,2.75rem);font-weight:900;
  color:#fff;margin-bottom:.85rem;line-height:1.2;
}
.cta-subtitle{color:rgba(255,255,255,.6);font-size:1rem;margin-bottom:2rem}
.cta-actions{display:flex;gap:.85rem;justify-content:center;flex-wrap:wrap}
.btn-white{background:#fff;color:var(--primary)}
.btn-white:hover{background:var(--gray-50);transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.btn-ghost{
  background:transparent;color:#fff;
  border:2px solid rgba(255,255,255,.25);
}
.btn-ghost:hover{border-color:rgba(255,255,255,.7);background:rgba(255,255,255,.06)}

/* ===== FOOTER ===== */
.site-footer{background:#080D1A;color:rgba(255,255,255,.55)}
.footer-top{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:3rem;padding:4rem 0 3rem;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.footer-logo{
  font-family:'Cairo',system-ui,sans-serif;
  font-size:1.4rem;font-weight:900;
  color:#fff;text-decoration:none;
  display:flex;align-items:center;gap:2px;margin-bottom:1rem;
}
.footer-brand p{font-size:.88rem;line-height:1.7;max-width:270px;margin-bottom:1.25rem}
.footer-wa-btn{
  display:inline-flex;align-items:center;gap:.5rem;
  background:var(--wa);color:#fff;border-radius:50px;
  padding:.55rem 1.25rem;font-size:.85rem;font-weight:700;
  text-decoration:none;transition:var(--ease);
}
.footer-wa-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(37,211,102,.35)}
.footer-title{
  font-family:'Cairo',system-ui,sans-serif;
  font-size:.95rem;font-weight:700;color:#fff;margin-bottom:1.1rem;
}
.footer-links{list-style:none}
.footer-links li{margin-bottom:.55rem}
.footer-links a{
  color:rgba(255,255,255,.45);text-decoration:none;
  font-size:.87rem;transition:color var(--ease);
  display:inline-flex;align-items:center;gap:.4rem;
}
.footer-links a:hover{color:var(--accent)}
.footer-links svg{opacity:.5}
.footer-address{font-size:.8rem;color:rgba(255,255,255,.3);margin-top:1rem;line-height:1.7}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;
  padding:1.25rem 0;font-size:.82rem;flex-wrap:wrap;gap:1rem;
}
.footer-bottom a{color:rgba(255,255,255,.35);text-decoration:none}
.footer-bottom a:hover{color:var(--accent)}
.footer-legal{display:flex;gap:1.5rem}

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float{
  position:fixed;bottom:2rem;left:2rem;
  width:58px;height:58px;background:var(--wa);
  border-radius:50%;display:flex;align-items:center;justify-content:center;
  color:#fff;
  box-shadow:0 6px 22px rgba(37,211,102,.4);
  text-decoration:none;transition:var(--ease);z-index:500;
}
.whatsapp-float:hover{transform:scale(1.1);box-shadow:0 10px 32px rgba(37,211,102,.55)}
@keyframes wa-pulse{
  0%,100%{box-shadow:0 6px 22px rgba(37,211,102,.4)}
  50%{box-shadow:0 6px 36px rgba(37,211,102,.65),0 0 0 8px rgba(37,211,102,.08)}
}
.whatsapp-float{animation:wa-pulse 2.5s infinite}

/* ===== RESPONSIVE ===== */
@media(max-width:1024px){
  .features-grid,.reviews-grid{grid-template-columns:repeat(2,1fr)}
  .pricing-grid{grid-template-columns:repeat(2,1fr)}
  .pricing-card.popular{transform:none}
  .footer-top{grid-template-columns:1fr 1fr;gap:2rem}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat-card{border-left:none;border-bottom:1px solid rgba(255,255,255,.06)}
}
@media(max-width:768px){
  .features-grid,.reviews-grid,.steps-grid,.devices-grid{grid-template-columns:1fr}
  .pricing-grid{grid-template-columns:1fr}
  .devices-grid{grid-template-columns:repeat(2,1fr)}
  .steps-grid::before{display:none}
  .footer-top{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center}
  .seo-article{padding:1.5rem}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .cta-actions{flex-direction:column;align-items:center}
}