:root{
  --bg:#0a0a14;
  --bg-alt:#0f0f1e;
  --surface:#15152a;
  --surface-2:#1b1b34;
  --text:#f4f3fb;
  --text-dim:#a9a7c4;
  --violet:#8b3dff;
  --magenta:#ff2db0;
  --cyan:#00e2ff;
  --gold:#ffb347;
  --grad-brand: linear-gradient(120deg, var(--violet), var(--magenta) 55%, var(--gold));
  --grad-glow: radial-gradient(circle at 30% 20%, rgba(139,61,255,.35), transparent 60%),
               radial-gradient(circle at 80% 0%, rgba(255,45,176,.28), transparent 55%),
               radial-gradient(circle at 50% 100%, rgba(0,226,255,.18), transparent 55%);
  --radius: 18px;
  --shadow: 0 20px 50px -20px rgba(0,0,0,.6);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',sans-serif;
  line-height:1.6;
  overflow-x:hidden;
}
h1,h2,h3{
  font-family:'Poppins',sans-serif;
  line-height:1.15;
  margin:0 0 .5em;
}
p{color:var(--text-dim); margin:0 0 1em;}
a{color:inherit; text-decoration:none;}
img{max-width:100%; display:block;}
.container{max-width:1180px; margin:0 auto; padding:0 24px;}
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-size:.78rem; font-weight:600; letter-spacing:.12em; text-transform:uppercase;
  color:var(--cyan); margin-bottom:14px;
}
.eyebrow::before{content:""; width:8px; height:8px; border-radius:50%; background:var(--grad-brand);}

/* Buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  padding:14px 26px; border-radius:999px; font-weight:600; font-size:.95rem;
  cursor:pointer; border:none; transition:transform .25s ease, box-shadow .25s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn-primary{
  background:var(--grad-brand); color:#100016;
  box-shadow:0 10px 30px -8px rgba(255,45,176,.55);
}
.btn-primary:hover{box-shadow:0 16px 36px -8px rgba(255,45,176,.7);}
.btn-outline{
  background:transparent; color:var(--text); border:1.5px solid rgba(255,255,255,.22);
}
.btn-outline:hover{border-color:var(--cyan); color:var(--cyan);}
.btn-sm{padding:10px 20px; font-size:.85rem;}

/* Header */
header{
  position:fixed; top:0; left:0; right:0; z-index:100;
  padding:18px 0; transition:background .3s ease, padding .3s ease, backdrop-filter .3s ease;
}
header.scrolled{
  background:rgba(10,10,20,.85); backdrop-filter:blur(14px);
  padding:12px 0; border-bottom:1px solid rgba(255,255,255,.06);
}
nav{display:flex; align-items:center; justify-content:space-between;}
.logo{font-family:'Poppins',sans-serif; font-weight:800; font-size:1.5rem; letter-spacing:.02em; display:inline-flex; align-items:center;}
.logo span{background:var(--grad-brand); -webkit-background-clip:text; background-clip:text; color:transparent;}
.logo img{height:44px; width:auto; display:block;}
.nav-right{display:flex; align-items:center; gap:28px;}
.nav-links{display:flex; align-items:center; gap:34px;}
.nav-links a:not(.btn){font-weight:500; font-size:.95rem; color:var(--text-dim); transition:color .2s;}
.nav-links a:not(.btn):hover{color:var(--text);}
.menu-toggle{display:none; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; padding:6px;}
.menu-toggle span{width:24px; height:2px; background:var(--text);}

/* Hero */
.hero{
  position:relative; padding:180px 0 120px; overflow:hidden;
  background:var(--grad-glow), var(--bg);
}
.hero::after{
  content:""; position:absolute; inset:0;
  background-image:radial-gradient(rgba(255,255,255,.05) 1px, transparent 1px);
  background-size:26px 26px; opacity:.4; pointer-events:none;
}
.hero-grid{
  position:relative; z-index:2; display:grid; grid-template-columns:1.1fr .9fr; gap:60px; align-items:center;
}
.hero h1{
  font-size:clamp(2.4rem, 4.2vw, 3.6rem); font-weight:800;
}
.hero h1 .accent{background:var(--grad-brand); -webkit-background-clip:text; background-clip:text; color:transparent;}
.hero p.lead{font-size:1.08rem; max-width:520px;}
.hero-actions{display:flex; gap:16px; margin-top:32px; flex-wrap:wrap;}
.hero-stats{display:flex; gap:32px; margin-top:48px; flex-wrap:wrap;}
.hero-stats div strong{display:block; font-family:'Poppins',sans-serif; font-size:1.6rem; color:var(--text);}
.hero-stats div span{font-size:.82rem; color:var(--text-dim);}

.hero-visual{
  position:relative; aspect-ratio:1/1; border-radius:28px; overflow:hidden;
  background:linear-gradient(160deg, #1c1436, #0f0f1e 60%);
  box-shadow:var(--shadow); border:1px solid rgba(255,255,255,.08);
}
.hero-visual .burst{
  position:absolute; border-radius:50%; filter:blur(2px); opacity:.85;
  animation:float 7s ease-in-out infinite;
}
.burst.b1{width:160px; height:160px; background:radial-gradient(circle, var(--magenta), transparent 70%); top:8%; left:10%;}
.burst.b2{width:220px; height:220px; background:radial-gradient(circle, var(--violet), transparent 70%); bottom:6%; right:0%; animation-delay:1.2s;}
.burst.b3{width:130px; height:130px; background:radial-gradient(circle, var(--cyan), transparent 70%); bottom:30%; left:30%; animation-delay:2.4s;}
.hero-visual .badge{
  position:absolute; bottom:24px; left:24px; right:24px;
  background:rgba(10,10,20,.55); backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.12); border-radius:14px; padding:16px 18px;
}
@keyframes float{0%,100%{transform:translateY(0) scale(1);}50%{transform:translateY(-16px) scale(1.05);}}

/* Section shared */
section{padding:100px 0;}
.section-head{max-width:640px; margin:0 auto 56px; text-align:center;}
.section-head.left{margin:0 0 48px; text-align:left;}
.section-head h2{font-size:clamp(1.8rem,2.6vw,2.4rem);}

/* Reveal animation */
.reveal{opacity:0; transform:translateY(24px); transition:opacity .7s ease, transform .7s ease;}
.reveal.in{opacity:1; transform:translateY(0);}

/* Quiénes somos */
.about{background:var(--bg-alt); border-top:1px solid rgba(255,255,255,.05); border-bottom:1px solid rgba(255,255,255,.05);}
.about-intro{display:grid; grid-template-columns:1.05fr .95fr; gap:60px; align-items:center;}
.about-copy h2{font-size:clamp(1.9rem,3vw,2.5rem); margin-bottom:14px;}
.about-copy .about-subtitle{
  font-family:'Poppins',sans-serif; font-weight:600; font-size:1.1rem; color:var(--text);
  max-width:480px; margin-bottom:20px;
}
.about-copy p{font-size:.96rem;}
.about-diff-grid{display:grid; grid-template-columns:repeat(2, 1fr); gap:20px;}
.about-card{
  background:var(--surface); border:1px solid rgba(255,255,255,.08); border-radius:16px;
  padding:24px 20px; transition:transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.about-card:hover{transform:translateY(-6px); border-color:rgba(124,58,237,.5); box-shadow:0 16px 40px rgba(0,0,0,.4);}
.about-card .about-icon{
  width:48px; height:48px; border-radius:13px; display:flex; align-items:center; justify-content:center;
  background:linear-gradient(160deg, rgba(124,58,237,.65), rgba(255,46,147,.55));
  border:1px solid rgba(255,255,255,.15); font-size:1.3rem; margin-bottom:14px;
}
.about-card h3{font-size:.98rem; margin-bottom:8px;}
.about-card p{font-size:.85rem; margin:0;}
@media (max-width:900px){
  .about-intro{grid-template-columns:1fr; gap:36px;}
}
@media (max-width:480px){
  .about-diff-grid{grid-template-columns:1fr;}
}

/* Services */
.services-grid{
  display:grid; grid-template-columns:repeat(auto-fit, minmax(270px,1fr)); gap:22px;
}
.service-card{
  position:relative; border-radius:16px; background:var(--surface);
  border:1px solid rgba(255,255,255,.08); overflow:hidden;
  display:flex; flex-direction:column;
  transition:transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.service-card:hover{
  transform:translateY(-6px); border-color:rgba(124,58,237,.5);
  box-shadow:0 16px 40px rgba(0,0,0,.4);
}
.service-media{
  position:relative; height:170px;
  background:linear-gradient(160deg, rgba(124,58,237,.65), rgba(255,46,147,.55)), var(--surface-2);
  background-size:cover; background-position:center;
  display:flex; align-items:center; justify-content:center;
}
.service-media .ic{
  width:56px; height:56px; border-radius:16px;
  background:rgba(8,6,15,.4); border:1px solid rgba(255,255,255,.25);
  backdrop-filter:blur(6px);
  display:flex; align-items:center; justify-content:center;
}
.service-media .ic svg{width:28px; height:28px; stroke:#fff;}
.service-body{padding:22px; display:flex; flex-direction:column; gap:10px; flex:1;}
.service-body h3{font-size:1.08rem; margin:0;}
.service-body p{font-size:.9rem; color:var(--text-dim); flex:1; margin:0;}
.service-link{
  display:inline-flex; align-items:center; gap:6px;
  font-size:.85rem; font-weight:600; color:var(--cyan); margin-top:6px;
}
.service-link svg{width:14px; height:14px; transition:transform .2s ease; stroke:currentColor; fill:none;}
.service-card:hover .service-link svg{transform:translateX(4px);}
.service-link:hover{color:var(--magenta);}

/* Paquetes personalizados (CTA secundario) */
.custom-cta-card{
  position:relative; overflow:hidden; border-radius:28px; padding:52px 44px;
  display:grid; grid-template-columns:auto 1fr auto; gap:40px; align-items:center;
  background:linear-gradient(135deg, #1c1436, #2a0f3f 45%, #1a0a26);
  border:1px solid rgba(255,255,255,.08); box-shadow:var(--shadow);
}
.custom-cta-card::before{content:""; position:absolute; inset:0; background:var(--grad-glow); opacity:.9;}
.custom-cta-card > *{position:relative; z-index:1;}
.custom-cta-icon{
  width:64px; height:64px; border-radius:18px; flex-shrink:0;
  background:var(--grad-brand); display:flex; align-items:center; justify-content:center;
}
.custom-cta-icon svg{width:30px; height:30px; stroke:#100016;}
.custom-cta-copy .eyebrow{margin-bottom:10px;}
.custom-cta-copy h2{font-size:clamp(1.5rem,2.4vw,2rem); margin-bottom:10px;}
.custom-cta-subtitle{
  font-family:'Poppins',sans-serif; font-weight:600; font-size:1.1rem;
  background:var(--grad-brand); -webkit-background-clip:text; background-clip:text; color:transparent;
  margin-bottom:12px;
}
.custom-cta-copy p:last-child{font-size:.94rem; max-width:560px; margin:0;}
.custom-cta-action{white-space:nowrap;}
@media (max-width:900px){
  .custom-cta-card{grid-template-columns:1fr; text-align:center; padding:44px 28px;}
  .custom-cta-icon{margin:0 auto;}
  .custom-cta-copy .eyebrow{justify-content:center;}
  .custom-cta-copy p:last-child{margin:0 auto;}
  .custom-cta-action{justify-self:center;}
}

/* Events / applications */
.events-section{
  background:var(--bg-alt); border-top:1px solid rgba(255,255,255,.05); border-bottom:1px solid rgba(255,255,255,.05);
}
.events-wrap{display:grid; grid-template-columns:.9fr 1.1fr; gap:60px; align-items:center;}
.chip-list{display:flex; flex-wrap:wrap; gap:12px;}
.chip{
  padding:10px 18px; border-radius:999px; background:var(--surface); border:1px solid rgba(255,255,255,.08);
  font-size:.88rem; font-weight:500; color:var(--text-dim);
}

/* Why Spectra */
.why-grid{display:grid; grid-template-columns:repeat(4, 1fr); gap:24px;}
@media (max-width:900px){ .why-grid{grid-template-columns:repeat(2, 1fr);} }
@media (max-width:520px){ .why-grid{grid-template-columns:1fr;} }
.why-card{padding:26px; border-radius:var(--radius); background:linear-gradient(160deg, var(--surface), var(--surface-2));}
.why-card .num{
  font-family:'Poppins',sans-serif; font-weight:800; font-size:1.6rem;
  background:var(--grad-brand); -webkit-background-clip:text; background-clip:text; color:transparent;
  margin-bottom:10px; display:block;
}
.why-card h3{font-size:1.05rem;}
.why-card p{font-size:.9rem; margin:0;}

/* Gallery */
.gallery-grid{
  display:grid; grid-template-columns:repeat(4,1fr); grid-auto-rows:150px; gap:14px;
}
.gallery-item{
  border-radius:16px; position:relative; overflow:hidden; border:1px solid rgba(255,255,255,.08);
  display:flex; align-items:flex-end; padding:14px;
}
.gallery-item span{font-size:.78rem; font-weight:600; color:#fff; background:rgba(0,0,0,.35); padding:4px 10px; border-radius:999px; backdrop-filter:blur(6px);}
.gallery-item.g1{grid-column:span 2; grid-row:span 2; background:linear-gradient(135deg,#3a1155,#ff2db0);}
.gallery-item.g2{background:linear-gradient(135deg,#0b3350,#00e2ff);}
.gallery-item.g3{background:linear-gradient(135deg,#4a2a00,#ffb347);}
.gallery-item.g4{background:linear-gradient(135deg,#1a1a3d,#8b3dff);}
.gallery-item.g5{grid-column:span 2; background:linear-gradient(135deg,#501030,#ff2db0,#8b3dff);}

/* CTA band */
.cta-band{
  position:relative; border-radius:28px; padding:70px 48px; text-align:center; overflow:hidden;
  background:linear-gradient(135deg, #1c1436, #2a0f3f 45%, #1a0a26);
  border:1px solid rgba(255,255,255,.08);
}
.cta-band::before{
  content:""; position:absolute; inset:0; background:var(--grad-glow); opacity:.9;
}
.cta-band > *{position:relative; z-index:1;}
.cta-band h2{font-size:clamp(1.8rem,3vw,2.3rem); max-width:640px; margin:0 auto 14px;}
.cta-band p{max-width:520px; margin:0 auto 30px;}
.cta-actions{display:flex; gap:16px; justify-content:center; flex-wrap:wrap;}

/* Hablemos / Contacto y cotización */
.contact-card{
  position:relative; overflow:hidden; border-radius:24px; padding:64px 56px;
  background:linear-gradient(160deg, var(--surface), var(--bg-alt));
  border:1px solid rgba(255,255,255,.08); box-shadow:var(--shadow);
}
.contact-grid{position:relative; z-index:1; display:grid; grid-template-columns:.95fr 1.05fr; gap:56px;}
.contact-info h2{font-size:clamp(1.7rem,2.8vw,2.2rem); margin-bottom:12px;}
.contact-info > p{max-width:440px;}
.contact-info .btn-primary{margin:22px 0 32px;}
.contact-list{display:flex; flex-direction:column; gap:20px;}
.contact-item{display:flex; gap:16px; align-items:flex-start;}
.contact-icon{
  width:44px; height:44px; border-radius:12px; flex-shrink:0;
  background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.1);
  display:flex; align-items:center; justify-content:center;
}
.contact-icon svg{width:20px; height:20px; stroke:var(--text-dim); fill:none; stroke-width:1.8;}
.contact-item-body{display:flex; flex-direction:column; gap:4px;}
.contact-label{font-size:.78rem; font-weight:600; letter-spacing:.06em; text-transform:uppercase; color:var(--text-dim);}
.contact-value{font-size:.98rem; font-weight:500; color:var(--text);}
.contact-value.contact-pending{color:var(--text-dim); font-weight:400;}
a.contact-value:hover{color:var(--cyan);}
.contact-item-whatsapp .contact-cta{margin-top:8px;}

.contact-form{
  background:rgba(255,255,255,.03); border:1px solid rgba(255,255,255,.1); border-radius:18px;
  padding:36px 32px;
}
.contact-form h3{font-size:1.3rem; margin-bottom:8px;}
.contact-form > p{font-size:.9rem; margin-bottom:24px;}
.form-grid{display:grid; grid-template-columns:1fr 1fr; gap:18px; margin-bottom:24px;}
.form-field{display:flex; flex-direction:column; gap:6px;}
.form-field.full{grid-column:1/-1;}
.form-field label{font-size:.82rem; font-weight:600; color:var(--text-dim);}
.form-field input, .form-field select, .form-field textarea{
  background:rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.14); border-radius:10px;
  padding:11px 14px; color:var(--text); font-family:'Inter',sans-serif; font-size:.92rem;
  transition:border-color .2s ease, background .2s ease;
}
.form-field textarea{resize:vertical; min-height:96px;}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus{
  outline:none; border-color:var(--cyan); background:rgba(255,255,255,.07);
}
.form-field select{appearance:none; cursor:pointer;}
.form-submit{width:100%; justify-content:center;}
.form-note{font-size:.8rem; color:var(--text-dim); margin:14px 0 0; text-align:center;}

@media (max-width:900px){
  .contact-card{padding:44px 26px;}
  .contact-grid{grid-template-columns:1fr; gap:40px;}
  .form-grid{grid-template-columns:1fr;}
}

/* Footer */
footer{background:var(--bg-alt); border-top:1px solid rgba(255,255,255,.06); padding:64px 0 30px;}
.footer-grid{display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:40px; margin-bottom:40px;}
.footer-grid h4{font-family:'Poppins',sans-serif; font-size:.95rem; margin-bottom:16px; color:var(--text);}
.footer-grid ul{list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:10px;}
.footer-grid ul a{font-size:.9rem; color:var(--text-dim);}
.footer-grid ul a:hover{color:var(--cyan);}
.footer-bottom{
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px;
  padding-top:24px; border-top:1px solid rgba(255,255,255,.06); font-size:.82rem; color:var(--text-dim);
}
.whatsapp-float{
  position:fixed; bottom:24px; right:24px; z-index:120;
  width:58px; height:58px; border-radius:50%; background:#25D366;
  display:flex; align-items:center; justify-content:center; box-shadow:0 10px 30px -6px rgba(37,211,102,.6);
  transition:transform .25s ease;
}
.whatsapp-float:hover{transform:scale(1.08);}
.whatsapp-float svg{width:28px; height:28px; fill:#fff;}

@media (max-width:900px){
  .hero-grid, .events-wrap{grid-template-columns:1fr;}
  .hero-visual{max-width:420px; margin:0 auto;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .gallery-grid{grid-template-columns:repeat(2,1fr);}
  .gallery-item.g1, .gallery-item.g5{grid-column:span 2;}
}
@media (max-width:760px){
  .nav-right{gap:12px;}
  .nav-right .btn-sm{padding:8px 14px; font-size:.76rem;}
  .nav-links{
    position:fixed; top:64px; left:0; right:0; background:rgba(10,10,20,.97); backdrop-filter:blur(14px);
    flex-direction:column; align-items:flex-start; gap:0; padding:12px 24px 24px;
    transform:translateY(-12px); opacity:0; pointer-events:none; transition:opacity .25s ease, transform .25s ease;
    border-bottom:1px solid rgba(255,255,255,.08);
  }
  .nav-links.open{transform:translateY(0); opacity:1; pointer-events:auto;}
  .nav-links a:not(.btn){padding:12px 0; width:100%; border-bottom:1px solid rgba(255,255,255,.06);}
  .menu-toggle{display:flex;}
  section{padding:70px 0;}
  .footer-grid{grid-template-columns:1fr;}
}