/* ==========================================================================
   Alsomys — Design tokens
   Paleta: grafito casi negro + violeta eléctrico de señal + lima ácido de soporte
   Tipografía: Space Grotesk (display) / Inter (cuerpo) / JetBrains Mono (utilidad)
   ========================================================================== */

:root{
  --bg: #0A0B0D;
  --surface: #141518;
  --surface-2: #1C1E22;
  --border: #26282C;
  --border-soft: rgba(255,255,255,0.06);

  --text: #F1F0EA;
  --text-dim: #A2A3A2;
  --text-faint: #63656A;

  --violet: #7C5CFF;
  --violet-bright: #9B82FF;
  --violet-soft: rgba(124,92,255,0.12);
  --lime: #C6FF4D;
  --green: #7FD98A;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --container: 1180px;
  --radius: 10px;
  --radius-sm: 6px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

*{ margin:0; padding:0; box-sizing:border-box; }

html{ scroll-behavior:smooth; }

body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ animation:none !important; transition:none !important; }
}

a{ color:inherit; text-decoration:none; }
ul, ol{ list-style:none; }
button{ font:inherit; background:none; border:none; color:inherit; cursor:pointer; }
svg{ display:block; flex-shrink:0; }

.container{
  max-width:var(--container);
  margin:0 auto;
  padding:0 28px;
}

.mono{ font-family:var(--font-mono); }

.label{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:0.75rem;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--violet);
  margin-bottom:14px;
}
.label::before{
  content:'';
  width:16px; height:1px;
  background:var(--violet);
}

/* Progress bar */
.progress-bar{
  position:fixed; top:0; left:0; height:2px; width:0%;
  background:linear-gradient(90deg, var(--violet), var(--lime));
  z-index:200; transition:width 0.1s linear;
}

/* Background texture */
.grid-bg{
  position:fixed; inset:0; z-index:0; pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 80% 55% at 50% 0%, black 30%, transparent 100%);
}
.noise{
  position:fixed; inset:0; z-index:1; pointer-events:none; opacity:0.035;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.spotlight{
  position:fixed; inset:0; z-index:0; pointer-events:none;
  background:radial-gradient(600px circle at var(--x,50%) var(--y,20%), rgba(124,92,255,0.06), transparent 70%);
  transition:background 0.3s ease;
}

main, header, footer{ position:relative; z-index:2; }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(10,11,13,0.7);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
  transition:border-color 0.3s ease;
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  height:76px; gap:24px;
}
.logo{
  font-family:var(--font-display);
  font-weight:700;
  font-size:1.2rem;
  letter-spacing:-0.02em;
}
.logo.small{ font-size:1rem; }
.logo .cursor{ color:var(--violet); }

.main-nav{ display:flex; gap:34px; }
.main-nav a{
  font-size:0.9rem; color:var(--text-dim);
  transition:color 0.2s ease;
  position:relative;
  padding:4px 0;
}
.main-nav a::after{
  content:''; position:absolute; left:0; bottom:0; width:0; height:1px;
  background:var(--violet); transition:width 0.25s var(--ease);
}
.main-nav a:hover{ color:var(--text); }
.main-nav a:hover::after, .main-nav a.active::after{ width:100%; }
.main-nav a.active{ color:var(--violet); }

.main-nav a:focus-visible, a:focus-visible, button:focus-visible{
  outline:2px solid var(--violet); outline-offset:3px; border-radius:2px;
}

.nav-toggle{
  display:none; flex-direction:column; gap:5px; padding:8px; margin-left:auto;
}
.nav-toggle span{
  width:22px; height:2px; background:var(--text); transition:transform 0.25s ease, opacity 0.25s ease;
}
.nav-toggle.open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity:0; }
.nav-toggle.open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* Buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:9px;
  padding:13px 24px;
  font-size:0.92rem; font-weight:600;
  border-radius:var(--radius-sm);
  border:1px solid transparent;
  transition:transform 0.25s var(--ease), background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, color 0.25s ease;
  white-space:nowrap;
  position:relative;
}
.btn-lg{ padding:16px 30px; font-size:0.98rem; }
.btn-primary{
  background:var(--violet); color:#FFFFFF;
  box-shadow:0 0 0 0 rgba(124,92,255,0.4);
}
.btn-primary:hover{
  transform:translateY(-2px);
  background:var(--violet-bright);
  box-shadow:0 8px 24px -6px rgba(124,92,255,0.45);
}
.btn-outline{
  border-color:var(--border); color:var(--text); background:rgba(255,255,255,0.02);
}
.btn-outline:hover{ border-color:var(--violet); color:var(--violet); transform:translateY(-2px); }

.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; margin-bottom:48px; }
.hero-actions.center{ justify-content:center; margin-bottom:0; }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{
  padding:130px 0 70px;
  position:relative;
  display:grid;
  grid-template-columns:1.25fr 0.9fr;
  gap:56px;
  max-width:var(--container);
  margin:0 auto;
  align-items:start;
}
.hero-inner{ padding:0 28px; }
.eyebrow{
  display:inline-flex; align-items:center; gap:9px;
  font-size:0.78rem; color:var(--lime);
  margin-bottom:32px;
  border:1px solid var(--border);
  padding:8px 14px 8px 12px;
  border-radius:100px;
  background:rgba(198,255,77,0.05);
}
.dot{
  width:7px; height:7px; border-radius:50%;
  background:var(--green); flex-shrink:0;
  box-shadow:0 0 0 0 rgba(127,217,138,0.6);
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{ box-shadow:0 0 0 0 rgba(127,217,138,0.5); }
  70%{ box-shadow:0 0 0 8px rgba(127,217,138,0); }
  100%{ box-shadow:0 0 0 0 rgba(127,217,138,0); }
}

.hero-title{
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(2.5rem, 5.4vw, 4.6rem);
  line-height:0.99;
  letter-spacing:-0.02em;
  margin-bottom:26px;
}
.hero-title .ink{
  background:linear-gradient(120deg, var(--violet-bright), var(--violet));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}

.hero-lead{
  font-size:1.15rem;
  color:var(--text-dim);
  max-width:520px;
  margin-bottom:40px;
}

.hero-who{
  padding-top:28px; border-top:1px solid var(--border);
}
.hero-who p{ max-width:360px; color:var(--text); font-size:0.98rem; margin-top:2px; }

.hero-side{
  padding:0 28px 0 0;
  display:flex; flex-direction:column; gap:28px;
}
.hero-console{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:0 24px 60px -20px rgba(0,0,0,0.5);
}
.console-bar{
  display:flex; gap:7px; padding:14px 16px; border-bottom:1px solid var(--border);
  background:var(--surface-2);
}
.console-bar span{ width:10px; height:10px; border-radius:50%; background:var(--border); }
.console-bar span:nth-child(1){ background:#E8615D; }
.console-bar span:nth-child(2){ background:#E8C23D; }
.console-bar span:nth-child(3){ background:#5DE888; }
.console-body{ padding:22px 20px; display:flex; flex-direction:column; gap:10px; font-size:0.85rem; }
.line{ white-space:pre-wrap; }
.c-dim{ color:var(--text-faint); }
.c-ok{ color:var(--green); }
.c-ok b{ color:var(--lime); font-weight:500; }
.blink{ animation:blink 1s step-start infinite; color:var(--violet); }
@keyframes blink{ 50%{ opacity:0; } }

.stats-row{
  display:grid; grid-template-columns:repeat(3, 1fr); gap:1px;
  background:var(--border); border:1px solid var(--border); border-radius:var(--radius);
  overflow:hidden;
}
.stat{
  background:var(--surface); padding:22px 16px; display:flex; flex-direction:column; align-items:flex-start;
}
.stat-num{ font-size:1.7rem; font-weight:500; color:var(--violet); display:inline; }
.stat-suffix{ font-size:1.7rem; font-weight:500; color:var(--violet); font-family:var(--font-mono); }
.stat-label{ font-size:0.76rem; color:var(--text-faint); margin-top:6px; }

/* Marquee */
.marquee{
  border-top:1px solid var(--border); border-bottom:1px solid var(--border);
  overflow:hidden; padding:20px 0; background:var(--surface);
  margin-top:20px;
}
.marquee-track{
  display:flex; gap:14px; white-space:nowrap;
  animation:scroll-marquee 26s linear infinite;
  width:max-content;
}
.marquee-track span{
  font-family:var(--font-mono); font-size:0.95rem; color:var(--text-faint);
}
.marquee-track span:nth-child(odd){ color:var(--text-dim); }
@keyframes scroll-marquee{
  from{ transform:translateX(0); }
  to{ transform:translateX(-50%); }
}

/* ==========================================================================
   Sections (shared)
   ========================================================================== */
.section{ padding:120px 0; border-top:1px solid var(--border); }
.section.alt{ background:linear-gradient(180deg, var(--surface), var(--bg) 60%); }
.section-index{
  color:var(--text-faint);
  font-size:0.8rem;
  margin-bottom:16px;
}
.section-head{
  display:flex; justify-content:space-between; align-items:flex-end;
  gap:24px; margin-bottom:56px; flex-wrap:wrap;
}
.section-sub{ color:var(--text-dim); max-width:320px; font-size:0.95rem; }
.section-title{
  font-family:var(--font-display);
  font-weight:600;
  font-size:clamp(1.9rem, 3.6vw, 2.7rem);
  letter-spacing:-0.01em;
  max-width:640px;
}
.section:not(.contact) .section-head + .services-grid,
.section-title{ margin-bottom:0; }
#faq .section-title, #proceso .section-title{ margin-bottom:56px; }

.reveal{
  opacity:0; transform:translateY(28px);
  transition:opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.reveal.is-visible{ opacity:1; transform:none; }

/* Servicios */
.services-grid{
  display:grid; grid-template-columns:repeat(4, 1fr); gap:1px;
  background:var(--border);
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  margin-top:56px;
}
.service-card{
  background:var(--bg);
  padding:36px 30px;
  transition:background 0.3s ease;
  position:relative;
  min-height:220px;
  display:flex; flex-direction:column;
}
.service-card:hover{ background:var(--surface); }
.service-card:hover .card-arrow{ opacity:1; transform:translateX(0); }
.service-num{
  display:block; color:var(--violet); font-size:0.85rem; margin-bottom:22px;
}
.service-card h3{
  font-family:var(--font-display); font-size:1.25rem; margin-bottom:12px;
}
.service-card p{ color:var(--text-dim); font-size:0.92rem; flex:1; }
.card-arrow{
  color:var(--violet); font-size:1.1rem; opacity:0; transform:translateX(-6px);
  transition:opacity 0.25s ease, transform 0.25s ease; margin-top:14px;
}

/* Portfolio */
.portfolio-grid{
  display:grid; grid-template-columns:1fr 1fr; gap:24px;
  margin:56px 0 72px;
}
.portfolio-card{
  display:block;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  transition:border-color 0.3s ease, transform 0.3s var(--ease), box-shadow 0.3s ease;
}
.portfolio-card:hover{ border-color:var(--lime); transform:translateY(-6px); box-shadow:0 24px 48px -20px rgba(0,0,0,0.5); }
.browser-mock{
  height:200px; position:relative; display:flex; align-items:center; justify-content:center;
  overflow:hidden;
}
.browser-nexus{ background:linear-gradient(135deg, #1a2a2b, #0e1c1f); }
.browser-vault{ background:linear-gradient(135deg, #241a12, #17110b); }
.browser-dots{ position:absolute; top:16px; left:18px; display:flex; gap:6px; }
.browser-dots span{ width:9px; height:9px; border-radius:50%; background:rgba(255,255,255,0.15); }
.browser-glyph{
  font-family:var(--font-display); font-weight:700; font-size:4.5rem;
  color:rgba(255,255,255,0.08);
}
.browser-nexus .browser-glyph{ color:rgba(198,255,77,0.18); }
.browser-vault .browser-glyph{ color:rgba(124,92,255,0.18); }
.portfolio-info{ padding:28px 30px 32px; }
.portfolio-tag{ color:var(--lime); font-size:0.78rem; margin-bottom:12px; display:block; }
.portfolio-card h3{ font-family:var(--font-display); font-size:1.5rem; margin-bottom:8px; }
.portfolio-card p{ color:var(--text-dim); font-size:0.9rem; margin-bottom:18px; }
.portfolio-type{ color:var(--violet); font-size:0.8rem; }

.portfolio-pillars{
  display:grid; grid-template-columns:repeat(3, 1fr); gap:32px;
  padding-top:48px; border-top:1px solid var(--border);
}
.pillar span{ color:var(--text-faint); font-size:0.85rem; display:block; margin-bottom:10px; }
.pillar h4{ font-family:var(--font-display); font-size:1.1rem; margin-bottom:8px; }
.pillar p{ color:var(--text-dim); font-size:0.9rem; }

/* Proceso */
.process-list{ display:flex; flex-direction:column; margin-top:56px; }
.process-list li{
  display:flex; gap:32px; align-items:flex-start;
  padding:34px 0; border-top:1px solid var(--border);
  transition:padding-left 0.3s ease;
}
.process-list li:hover{ padding-left:12px; }
.process-list li:last-child{ border-bottom:1px solid var(--border); }
.process-num{
  font-size:1.4rem; color:var(--violet); min-width:48px;
}
.process-list h3{ font-family:var(--font-display); font-size:1.3rem; margin-bottom:8px; }
.process-list p{ color:var(--text-dim); max-width:480px; }

/* Precios */
.pricing-grid{
  display:grid; grid-template-columns:repeat(3, 1fr); gap:24px;
  margin:56px 0 64px;
}
.price-card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius);
  padding:34px; position:relative;
  display:flex; flex-direction:column;
  transition:transform 0.3s var(--ease), border-color 0.3s ease;
}
.price-card:hover{ transform:translateY(-4px); }
.price-card.featured{
  border-color:var(--violet); background:var(--surface-2);
  box-shadow:0 30px 60px -24px rgba(124,92,255,0.25);
}
.badge{
  position:absolute; top:-13px; right:24px;
  background:var(--violet); color:#FFFFFF;
  font-size:0.7rem; font-weight:700; letter-spacing:0.04em;
  padding:5px 12px; border-radius:20px;
}
.price-card h3{ font-family:var(--font-display); font-size:1.2rem; margin-bottom:6px; }
.price{ font-size:1.7rem; color:var(--violet); margin-bottom:22px; font-weight:500; display:flex; align-items:baseline; gap:8px; flex-wrap:wrap; }
.price.small{ font-size:1.2rem; }
.iva-tag{
  font-family:var(--font-mono);
  font-size:0.68rem;
  font-weight:400;
  color:var(--text-faint);
  letter-spacing:0.02em;
}
strong .iva-tag{ display:block; font-size:0.62rem; margin-top:2px; }
.price-card ul{ flex:1; display:flex; flex-direction:column; gap:11px; margin-bottom:28px; }
.price-card li{ color:var(--text-dim); font-size:0.9rem; }
.price-card .btn{ align-self:stretch; }

.extra-services, .maintenance{ margin-bottom:56px; }
.extra-services h3, .maintenance h3{ color:var(--lime); font-size:0.85rem; margin-bottom:20px; letter-spacing:0.06em; text-transform:uppercase; }
.extra-grid{
  display:grid; grid-template-columns:repeat(4, 1fr); gap:1px;
  background:var(--border); border:1px solid var(--border); border-radius:var(--radius); overflow:hidden;
}
.extra-grid div{
  background:var(--bg); padding:22px 20px; display:flex; flex-direction:column; gap:8px;
  transition:background 0.25s ease;
}
.extra-grid div:hover{ background:var(--surface); }
.extra-grid span{ color:var(--text-dim); font-size:0.85rem; }
.extra-grid strong{ font-family:var(--font-mono); color:var(--violet); font-size:1rem; }

.maintenance-grid{ display:grid; grid-template-columns:repeat(3, 1fr); gap:24px; }
.maintenance-card{
  border:1px solid var(--border); border-radius:var(--radius); padding:28px;
  transition:border-color 0.25s ease;
}
.maintenance-card.highlight{ border-color:var(--lime); background:rgba(198,255,77,0.04); }
.maintenance-card h4{ font-family:var(--font-display); margin-bottom:6px; }
.maintenance-card ul{ display:flex; flex-direction:column; gap:8px; margin-top:16px; }
.maintenance-card li{ color:var(--text-dim); font-size:0.88rem; }

.pack-recomendado{
  background:linear-gradient(135deg, var(--surface-2), var(--surface));
  border:1px solid var(--violet);
  border-radius:var(--radius);
  padding:52px;
  position:relative; overflow:hidden;
}
.pack-recomendado::before{
  content:''; position:absolute; top:-40%; right:-10%; width:400px; height:400px;
  background:radial-gradient(circle, rgba(124,92,255,0.15), transparent 70%);
  pointer-events:none;
}
.pack-recomendado h3{ font-family:var(--font-display); font-size:1.7rem; margin:6px 0 16px; }
.pack-recomendado p{ color:var(--text-dim); max-width:560px; margin-bottom:28px; }
.pack-price{ display:flex; align-items:baseline; gap:16px; margin-bottom:28px; flex-wrap:wrap; }
.pack-note{ color:var(--text-faint); font-size:0.85rem; }

/* Por qué Alsomys */
.why{ background:var(--surface); }
.why-inner{
  display:grid; grid-template-columns:1.1fr 0.9fr; gap:64px; align-items:center;
}
.why-lead{ color:var(--text-dim); margin:20px 0 32px; }
.why-list{ display:flex; flex-direction:column; gap:18px; }
.why-list li{
  font-size:1rem; color:var(--text);
  display:flex; align-items:center; gap:14px;
  background:var(--surface-2); border:1px solid var(--border);
  padding:18px 20px; border-radius:var(--radius-sm);
}
.why-icon{
  width:26px; height:26px; flex-shrink:0; border-radius:50%;
  background:var(--violet-soft); color:var(--violet);
  display:flex; align-items:center; justify-content:center; font-size:0.85rem; font-weight:700;
}

/* Testimonios */
.testimonial-grid{
  display:grid; grid-template-columns:repeat(3, 1fr); gap:24px; margin-top:56px;
}
.testimonial-card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius);
  padding:32px; display:flex; flex-direction:column; gap:20px;
  transition:transform 0.3s var(--ease), border-color 0.3s ease;
}
.testimonial-card:hover{ transform:translateY(-4px); border-color:var(--lime); }
.stars{ color:var(--violet); letter-spacing:2px; font-size:0.95rem; }
.testimonial-card blockquote{ color:var(--text); font-size:0.98rem; line-height:1.6; flex:1; }
.testimonial-card figcaption{ display:flex; align-items:center; gap:12px; }
.avatar{
  width:40px; height:40px; border-radius:50%; background:var(--surface-2);
  border:1px solid var(--border); display:flex; align-items:center; justify-content:center;
  font-size:0.8rem; color:var(--lime); flex-shrink:0;
}
.testimonial-card figcaption strong{ display:block; font-size:0.92rem; }
.testimonial-card figcaption span{ color:var(--text-faint); font-size:0.82rem; }

/* FAQ */
.faq-list{ border-top:1px solid var(--border); margin-top:56px; }
.faq-item{ border-bottom:1px solid var(--border); }
.faq-question{
  width:100%; display:flex; justify-content:space-between; align-items:center;
  padding:26px 4px; text-align:left; font-size:1.05rem; font-family:var(--font-display);
  transition:color 0.2s ease;
}
.faq-question:hover{ color:var(--violet); }
.faq-icon{ color:var(--violet); font-size:1.3rem; transition:transform 0.3s var(--ease); flex-shrink:0; margin-left:16px; }
.faq-item.active .faq-icon{ transform:rotate(45deg); }
.faq-answer{
  max-height:0; overflow:hidden; transition:max-height 0.35s var(--ease), padding 0.35s ease;
  padding:0 4px;
}
.faq-item.active .faq-answer{ max-height:220px; padding-bottom:26px; }
.faq-answer p{ color:var(--text-dim); max-width:640px; }

/* Contacto */
.contact{ text-align:center; }
.contact-inner{ display:flex; flex-direction:column; align-items:center; }
.contact-title{
  font-family:var(--font-display); font-weight:700;
  font-size:clamp(2.1rem, 5vw, 3.4rem);
  margin:12px 0 20px; max-width:700px;
}
.contact-lead{ color:var(--text-dim); max-width:480px; margin-bottom:48px; }
.contact-grid{ display:flex; gap:20px; flex-wrap:wrap; justify-content:center; margin-bottom:48px; }
.contact-card{
  display:flex; align-items:center; gap:14px;
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius);
  padding:20px 26px; color:var(--lime);
  transition:border-color 0.25s ease, transform 0.25s ease;
  text-align:left; font-size:0.9rem;
}
.contact-card strong{ color:var(--text); font-size:0.95rem; }
.contact-card:hover{ border-color:var(--lime); transform:translateY(-3px); }

/* Footer */
.site-footer{ border-top:1px solid var(--border); padding:36px 0 110px; }
.footer-inner{
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:16px;
}
.footer-inner p{ color:var(--text-faint); font-size:0.85rem; }
.footer-social{ display:flex; gap:24px; }
.footer-social a{ color:var(--text-dim); font-size:0.85rem; transition:color 0.2s ease; }
.footer-social a:hover{ color:var(--violet); }

/* ==========================================================================
   Botones flotantes
   ========================================================================== */
.float-btn{
  position:fixed; right:24px; z-index:90;
  width:56px; height:56px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 12px 30px -8px rgba(0,0,0,0.5);
  transition:transform 0.25s var(--ease), opacity 0.25s ease, box-shadow 0.25s ease;
}
.whatsapp-float{
  bottom:24px; background:#25D366; color:#fff;
}
.whatsapp-float:hover{ transform:scale(1.08); box-shadow:0 16px 34px -8px rgba(37,211,102,0.5); }
.top-float{
  bottom:92px; background:var(--surface); color:var(--text);
  border:1px solid var(--border);
  opacity:0; pointer-events:none; transform:translateY(10px);
}
.top-float.visible{ opacity:1; pointer-events:auto; transform:translateY(0); }
.top-float:hover{ border-color:var(--violet); color:var(--violet); }

.mobile-sticky-cta{
  display:none;
  position:fixed; bottom:0; left:0; right:0; z-index:80;
  padding:14px 16px; background:rgba(10,11,13,0.92); backdrop-filter:blur(10px);
  border-top:1px solid var(--border);
}
.mobile-sticky-cta .btn{ width:100%; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 980px){
  .hero{ grid-template-columns:1fr; }
  .hero-side{ padding:0; }
  .services-grid{ grid-template-columns:repeat(2, 1fr); }
  .testimonial-grid{ grid-template-columns:1fr; }
}

@media (max-width: 860px){
  .main-nav, .header-cta{ display:none; }
  .nav-toggle{ display:flex; }
  .main-nav.open{
    display:flex; flex-direction:column; position:absolute; top:76px; left:0; right:0;
    background:var(--bg); border-bottom:1px solid var(--border); padding:24px 28px; gap:20px;
  }
  .services-grid{ grid-template-columns:1fr; }
  .portfolio-grid, .portfolio-pillars{ grid-template-columns:1fr; }
  .pricing-grid, .maintenance-grid{ grid-template-columns:1fr; }
  .extra-grid{ grid-template-columns:1fr 1fr; }
  .why-inner{ grid-template-columns:1fr; }
  .stats-row{ grid-template-columns:1fr; }
  .pack-recomendado{ padding:32px 24px; }
  .section{ padding:88px 0; }
  .section-head{ align-items:flex-start; }
  .mobile-sticky-cta{ display:block; }
  .float-btn{ right:16px; }
  .whatsapp-float{ bottom:86px; }
  .top-float{ bottom:154px; }
  body{ padding-bottom:0; }
}