/* ═══════════════════════════════════════════
   JCODEX - Estilos
   Dark / Cyberpunk / Developer vibe
   ═══════════════════════════════════════════ */

/* ── Reset ── */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}

:root{
  --bg:#050505;
  --bg2:#0c0c0e;
  --bg3:#121214;
  --bg4:#1a1a1e;
  --border:#1e1e22;
  --border2:#2a2a30;
  
  --txt:#e4e4e7;
  --txt2:#888891;
  --txt3:#5c5c66;
  
  --purple:#a855f7;
  --purple2:#7c3aed;
  --purple-dim:rgba(168,85,247,0.12);
  --purple-glow:rgba(168,85,247,0.25);
  --cyan:#22d3ee;
  --cyan-dim:rgba(34,211,238,0.1);
  --green:#4ade80;
  --amber:#fbbf24;
  --red:#f87171;

  --font-mono:'JetBrains Mono','Fira Code',monospace;
  --font-sans:'Inter','Segoe UI',sans-serif;

  --sidebar-w:210px;
  --radius:8px;
}

html{scroll-behavior:smooth;scroll-padding-top:20px}
body{
  font-family:var(--font-sans);
  background:var(--bg);
  color:var(--txt);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
  display:flex;
}
::selection{background:var(--purple);color:#000}
::-webkit-scrollbar{width:4px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:var(--border2);border-radius:2px}

/* ── Sidebar ── */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;
  width:var(--sidebar-w);
  background:var(--bg2);
  border-right:1px solid var(--border);
  display:flex;flex-direction:column;
  padding:24px 16px;
  z-index:100;
  transition:transform 0.3s ease;
}
.sidebar-header{margin-bottom:40px}
.side-logo{
  display:flex;align-items:center;gap:8px;
  text-decoration:none;color:var(--txt);
  font-family:var(--font-mono);
}
.side-logo-icon{
  font-size:1.5rem;font-weight:800;
  color:var(--purple);
  line-height:1;
}
.side-logo-txt{
  font-size:1.1rem;font-weight:700;
  letter-spacing:-0.5px;
}
.side-nav{display:flex;flex-direction:column;gap:2px;flex:1}
.side-link{
  text-decoration:none;color:var(--txt2);
  font-family:var(--font-mono);
  font-size:0.875rem;
  padding:10px 14px;
  border-radius:var(--radius);
  transition:all 0.2s;
  position:relative;
}
.side-link:hover{color:var(--txt);background:var(--bg3)}
.side-link.active{color:var(--purple);background:var(--purple-dim)}
.side-link.active::before{
  content:'';position:absolute;left:0;top:50%;
  transform:translateY(-50%);
  width:3px;height:20px;
  background:var(--purple);border-radius:0 3px 3px 0;
}
.side-footer{
  display:flex;align-items:center;gap:8px;
  padding:12px 14px;
  border-top:1px solid var(--border);
  margin-top:auto;
}
.side-status{
  width:8px;height:8px;border-radius:50%;
  background:var(--green);
  box-shadow:0 0 8px rgba(74,222,128,0.5);
  animation:status-pulse 2s ease-in-out infinite;
}
@keyframes status-pulse{
  0%,100%{opacity:1}
  50%{opacity:0.4}
}
.side-status-txt{
  font-family:var(--font-mono);
  font-size:0.75rem;color:var(--txt2);
}

/* ── Mobile Header ── */
.mob-header{
  display:none;
  position:fixed;top:0;left:0;right:0;
  height:56px;
  background:rgba(5,5,5,0.95);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
  z-index:99;
  padding:0 16px;
  align-items:center;
  justify-content:space-between;
}
.mob-logo{
  display:flex;align-items:center;gap:8px;
  text-decoration:none;color:var(--txt);
  font-family:var(--font-mono);
}
.mob-menu-btn{
  display:flex;flex-direction:column;gap:5px;
  background:none;border:none;cursor:pointer;
  padding:4px;
}
.mob-menu-btn span{
  width:22px;height:2px;
  background:var(--txt);
  border-radius:2px;
  transition:all 0.3s;
}
.mob-overlay{
  display:none;
  position:fixed;inset:0;
  background:rgba(0,0,0,0.7);
  z-index:98;
}

/* ── Main ── */
.main{
  margin-left:var(--sidebar-w);
  flex:1;
  min-height:100vh;
}

/* ── Section Common ── */
section{padding:100px 48px}
.sec-header{margin-bottom:56px}
.sec-tag{
  font-family:var(--font-mono);
  font-size:0.8125rem;
  color:var(--txt3);
  letter-spacing:1px;
  display:block;
  margin-bottom:12px;
}
.sec-title{
  font-size:clamp(1.8rem,3.5vw,2.8rem);
  font-weight:700;
  letter-spacing:-0.03em;
  line-height:1.1;
}
.sec-desc{
  font-size:1rem;
  color:var(--txt2);
  max-width:540px;
  margin-top:16px;
  line-height:1.7;
}
.hl{color:var(--purple)}

/* ── Hero ── */
.hero{
  min-height:100vh;
  display:flex;
  align-items:center;
  gap:60px;
  padding-top:80px;
  padding-bottom:80px;
  position:relative;
  overflow:hidden;
}
.hero::before{
  content:'';
  position:absolute;
  top:-30%;right:-20%;
  width:600px;height:600px;
  background:radial-gradient(circle,var(--purple-dim) 0%,transparent 60%);
  pointer-events:none;
}
.hero-content{flex:1;max-width:580px;position:relative;z-index:1}
.hero-badge{
  display:inline-flex;align-items:center;
  gap:8px;
  background:var(--bg3);
  border:1px solid var(--border);
  padding:6px 14px 6px 10px;
  border-radius:100px;
  margin-bottom:28px;
}
.badge-pulse{
  width:6px;height:6px;
  border-radius:50%;
  background:var(--green);
  animation:status-pulse 2s ease-in-out infinite;
}
.badge-text{
  font-family:var(--font-mono);
  font-size:0.8125rem;
  color:var(--txt2);
}
#typing{color:var(--cyan)}
.cursor-blink{
  color:var(--purple);
  animation:blink 0.8s step-end infinite;
}
@keyframes blink{50%{opacity:0}}

.hero-title{
  font-size:clamp(2.5rem,6vw,4.5rem);
  font-weight:800;
  line-height:1.05;
  letter-spacing:-0.04em;
  margin-bottom:12px;
}
.hl-outline{
  -webkit-text-stroke:1.5px var(--purple);
  color:transparent;
}
.hero-sub{margin-bottom:24px}
.hero-mono{
  font-family:var(--font-mono);
  font-size:0.9rem;
  color:var(--txt3);
  letter-spacing:1px;
}
.hero-desc{
  font-size:1.05rem;
  color:var(--txt2);
  line-height:1.7;
  margin-bottom:36px;
}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ── Buttons ── */
.btn{
  display:inline-flex;align-items:center;
  padding:12px 28px;
  border-radius:var(--radius);
  font-family:var(--font-mono);
  font-size:0.875rem;
  font-weight:600;
  text-decoration:none;
  cursor:pointer;border:none;
  transition:all 0.25s ease;
  position:relative;overflow:hidden;
}
.btn-primary{
  background:var(--purple);
  color:#000;
}
.btn-primary:hover{
  background:var(--purple2);
  transform:translateY(-2px);
  box-shadow:0 8px 30px var(--purple-glow);
}
.btn-ghost{
  background:transparent;
  color:var(--txt);
  border:1px solid var(--border);
}
.btn-ghost:hover{
  border-color:var(--txt2);
  background:var(--bg3);
  transform:translateY(-2px);
}
.btn-full{width:100%;justify-content:center;padding:14px 28px}

/* ── Hero Terminal ── */
.hero-terminal{flex:0 0 400px;position:relative;z-index:1}
.term-window{
  background:var(--bg3);
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:0 20px 60px rgba(0,0,0,0.6);
}
.term-bar{
  display:flex;align-items:center;gap:8px;
  padding:10px 14px;
  background:var(--bg4);
  border-bottom:1px solid var(--border);
}
.term-dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--txt3);
}
.term-dot:first-child{background:var(--red)}
.term-dot:nth-child(2){background:var(--amber)}
.term-dot:nth-child(3){background:var(--green)}
.term-path{
  margin-left:auto;
  font-family:var(--font-mono);
  font-size:0.75rem;
  color:var(--txt3);
}
.term-body{
  padding:20px;
  font-family:var(--font-mono);
  font-size:0.8rem;
  line-height:1.8;
  color:var(--txt2);
}
.term-body pre{font-family:inherit;white-space:pre}
.tp{color:var(--green)}
.td{color:var(--cyan)}
.cmd{color:var(--txt)}
.t-key{color:var(--txt3)}
.t-val{color:var(--purple)}
.blink-cmd{animation:blink 0.8s step-end infinite;color:var(--purple)}

/* ── Services ── */
.servicios{background:var(--bg2)}
.services-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:16px;
}
.srv-card{
  background:var(--bg3);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:28px;
  position:relative;
  transition:all 0.25s ease;
}
.srv-card:hover{
  border-color:var(--purple2);
  background:var(--bg4);
  transform:translateY(-3px);
}
.srv-num{
  font-family:var(--font-mono);
  font-size:0.75rem;
  font-weight:700;
  color:var(--txt3);
  margin-bottom:16px;
}
.srv-icon{
  width:40px;height:40px;
  display:flex;align-items:center;justify-content:center;
  background:var(--purple-dim);
  border-radius:var(--radius);
  color:var(--purple);
  margin-bottom:16px;
}
.srv-title{
  font-size:1.1rem;
  font-weight:700;
  margin-bottom:10px;
  letter-spacing:-0.02em;
}
.srv-desc{
  font-size:0.875rem;
  color:var(--txt2);
  line-height:1.6;
  margin-bottom:16px;
}
.srv-feat{list-style:none}
.srv-feat li{
  font-size:0.8125rem;
  color:var(--txt3);
  padding:4px 0;
  font-family:var(--font-mono);
}
.srv-feat li::before{content:'> ';color:var(--purple)}

/* ── Proyectos ── */
.proy-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.proy-card{
  background:var(--bg3);
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  transition:all 0.25s ease;
}
.proy-card:hover{
  border-color:var(--purple2);
  transform:translateY(-3px);
}
.proy-top{
  display:flex;align-items:center;gap:8px;
  padding:12px 20px;
  background:var(--bg4);
  border-bottom:1px solid var(--border);
}
.proy-led{
  width:6px;height:6px;border-radius:50%;
  background:var(--green);
  box-shadow:0 0 6px rgba(74,222,128,0.5);
}
.proy-status{
  font-family:var(--font-mono);
  font-size:0.7rem;
  color:var(--txt3);
  text-transform:uppercase;
  letter-spacing:1px;
}
.proy-body{padding:20px}
.proy-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}
.proy-tags span{
  font-family:var(--font-mono);
  font-size:0.7rem;
  padding:3px 10px;
  border-radius:100px;
  background:var(--purple-dim);
  color:var(--purple);
  border:1px solid rgba(168,85,247,0.15);
}
.proy-title{
  font-size:1.05rem;
  font-weight:700;
  margin-bottom:8px;
}
.proy-desc{
  font-size:0.85rem;
  color:var(--txt2);
  line-height:1.6;
}

/* ── Stack ── */
.stack{background:var(--bg2)}
.stack-grid{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  max-width:700px;
}
.sk-item{
  font-family:var(--font-mono);
  font-size:0.8125rem;
  padding:8px 16px;
  border-radius:100px;
  background:var(--bg3);
  border:1px solid var(--border);
  color:var(--txt2);
  transition:all 0.2s;
}
.sk-item:hover{
  transform:translateY(-2px);
}
.sk-item[data-level="full"]:hover{
  border-color:var(--purple);
  color:var(--purple);
  box-shadow:0 0 20px var(--purple-dim);
}
.sk-item[data-level="high"]:hover{
  border-color:var(--cyan);
  color:var(--cyan);
  box-shadow:0 0 20px var(--cyan-dim);
}
.stack-legend{
  display:flex;gap:20px;
  margin-top:24px;
  font-family:var(--font-mono);
  font-size:0.75rem;
  color:var(--txt3);
}
.leg-item{display:flex;align-items:center;gap:8px}
.leg-dot{
  width:8px;height:8px;border-radius:50%;
}
.leg-dot.full{background:var(--purple);box-shadow:0 0 8px var(--purple-glow)}
.leg-dot.high{background:var(--cyan);box-shadow:0 0 8px rgba(34,211,238,0.3)}

/* ── CTA ── */
.cta{padding:80px 48px}
.cta-box{
  background:var(--bg3);
  border:1px solid var(--border);
  border-radius:16px;
  padding:60px 48px;
  text-align:center;
  position:relative;
  overflow:hidden;
}
.cta-box::before{
  content:'';
  position:absolute;
  top:-50%;left:50%;
  transform:translateX(-50%);
  width:500px;height:500px;
  background:radial-gradient(circle,var(--purple-dim) 0%,transparent 60%);
  pointer-events:none;
}
.cta-title{
  font-size:clamp(1.5rem,3vw,2.5rem);
  font-weight:700;
  letter-spacing:-0.03em;
  margin-bottom:16px;
  position:relative;z-index:1;
}
.cta-desc{
  font-size:1rem;
  color:var(--txt2);
  margin-bottom:28px;
  position:relative;z-index:1;
}

/* ── Contacto ── */
.contact-grid{
  display:grid;
  grid-template-columns:1fr 1.5fr;
  gap:48px;
  align-items:start;
}
.contact-info{
  display:flex;flex-direction:column;gap:20px;
}
.contact-line{
  display:flex;flex-direction:column;gap:4px;
}
.c-label{
  font-family:var(--font-mono);
  font-size:0.75rem;
  color:var(--txt3);
  text-transform:uppercase;
  letter-spacing:1px;
}
.c-value{
  font-size:1rem;
  color:var(--txt);
  text-decoration:none;
  font-weight:500;
}
.c-value:hover{color:var(--purple)}

/* Form */
.contact-form{
  background:var(--bg3);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:32px;
}
.cf-group{margin-bottom:18px}
.cf-label{
  display:block;
  font-family:var(--font-mono);
  font-size:0.75rem;
  color:var(--txt3);
  margin-bottom:6px;
  text-transform:uppercase;
  letter-spacing:1px;
}
.cf-input{
  width:100%;
  padding:11px 14px;
  background:var(--bg);
  border:1px solid var(--border);
  border-radius:var(--radius);
  color:var(--txt);
  font-family:var(--font-sans);
  font-size:0.9rem;
  outline:none;
  transition:border-color 0.2s,box-shadow 0.2s;
}
.cf-input:focus{
  border-color:var(--purple);
  box-shadow:0 0 0 3px var(--purple-dim);
}
.cf-input::placeholder{color:var(--txt3)}
.cf-select{
  appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'%3E%3Cpath d='M2 4l3 3 3-3' stroke='%23888891' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 12px center;
  padding-right:32px;
  cursor:pointer;
}
.cf-select option{background:var(--bg3);color:var(--txt)}
.cf-textarea{resize:vertical;min-height:100px}

/* ── Footer ── */
.footer{
  border-top:1px solid var(--border);
  padding:48px;
}
.footer-inner{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  padding-bottom:24px;
}
.footer-logo{
  font-family:var(--font-mono);
  font-size:1.1rem;
  font-weight:700;
  color:var(--txt);
}
.footer-motto{
  font-size:0.8rem;
  color:var(--txt3);
  margin-top:6px;
}
.footer-links{display:flex;gap:20px}
.footer-links a{
  font-family:var(--font-mono);
  font-size:0.8125rem;
  color:var(--txt2);
  text-decoration:none;
  transition:color 0.2s;
}
.footer-links a:hover{color:var(--purple)}
.footer-bottom{
  display:flex;justify-content:space-between;
  padding-top:16px;
  border-top:1px solid var(--border);
  font-family:var(--font-mono);
  font-size:0.75rem;
  color:var(--txt3);
}

/* ── Animations ── */
.reveal{opacity:0;transform:translateY(24px);transition:opacity 0.5s ease,transform 0.5s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* ── Responsive ── */
@media(max-width:1024px){
  .hero{flex-direction:column;padding-top:100px}
  .hero-terminal{flex:0 0 auto;width:100%;max-width:480px}
  .hero-content{max-width:100%}
  .hero-actions{flex-wrap:wrap}
}
@media(max-width:768px){
  .sidebar{transform:translateX(-100%)}
  .sidebar.open{transform:translateX(0)}
  .mob-header{display:flex}
  .mob-overlay.open{display:block}
  .main{margin-left:0}
  section{padding:64px 20px}
  .hero{padding-top:80px;gap:32px}
  .services-grid,.proy-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr;gap:32px}
  .footer-inner{flex-direction:column;gap:20px}
  .footer-links{flex-wrap:wrap}
  .cta-box{padding:40px 24px}
  .cta{padding:48px 20px}
}
@media(max-width:480px){
  .hero-title{font-size:2rem}
  .hero-mono{font-size:0.75rem}
  .hero-actions{flex-direction:column}
  .btn{width:100%;justify-content:center}
  .footer-links{gap:12px}
  .footer-bottom{flex-direction:column;gap:8px}
}

/* ── WhatsApp Floating Button ── */
.wa-float{
  position:fixed;
  bottom:24px;right:24px;
  z-index:999;
  display:flex;flex-direction:column;
  align-items:flex-end;
  gap:12px;
}
.wa-btn{
  width:56px;height:56px;
  border-radius:50%;
  border:none;
  background:var(--purple);
  color:#000;
  cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  position:relative;
  box-shadow:0 4px 20px var(--purple-glow);
  transition:all 0.3s ease;
  z-index:2;
}
.wa-btn:hover{
  transform:scale(1.1);
  box-shadow:0 8px 30px var(--purple-glow);
}
.wa-btn .wa-icon{
  width:24px;height:24px;
  transition:opacity 0.3s,transform 0.3s;
}
.wa-btn .wa-close-icon{
  width:20px;height:20px;
  position:absolute;
  opacity:0;
  transform:rotate(-90deg);
  transition:opacity 0.3s,transform 0.3s;
}
.wa-btn.active .wa-icon{opacity:0;transform:rotate(90deg)}
.wa-btn.active .wa-close-icon{opacity:1;transform:rotate(0)}
.wa-btn::after{
  content:'';
  position:absolute;
  inset:-4px;
  border-radius:50%;
  border:2px solid var(--purple);
  animation:wa-ripple 2s ease-out infinite;
}
@keyframes wa-ripple{
  0%{transform:scale(1);opacity:0.6}
  100%{transform:scale(1.4);opacity:0}
}
.wa-popup{
  position:absolute;
  bottom:68px;right:0;
  width:320px;
  background:var(--bg3);
  border:1px solid var(--border);
  border-radius:14px;
  padding:0;
  opacity:0;
  visibility:hidden;
  transform:translateY(10px) scale(0.95);
  transform-origin:bottom right;
  transition:all 0.3s cubic-bezier(0.22,1,0.36,1);
  box-shadow:0 20px 60px rgba(0,0,0,0.5);
  overflow:hidden;
}
.wa-popup.open{
  opacity:1;
  visibility:visible;
  transform:translateY(0) scale(1);
}
.wa-popup-header{
  display:flex;align-items:center;gap:10px;
  padding:16px 18px;
  background:var(--purple);
  color:#000;
  font-family:var(--font-mono);
  font-size:0.9rem;
  font-weight:700;
}
.wa-popup-sub{
  font-size:0.8rem;
  color:var(--txt2);
  padding:12px 18px 8px;
  font-family:var(--font-mono);
}
.wa-msgs{
  display:flex;flex-direction:column;
  padding:4px 10px 12px;
  gap:4px;
  max-height:320px;
  overflow-y:auto;
}
.wa-msg{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;
  border-radius:var(--radius);
  text-decoration:none;
  color:var(--txt);
  font-size:0.85rem;
  transition:all 0.2s;
}
.wa-msg:hover{
  background:var(--bg4);
  color:var(--purple);
}
.wa-msg-icon{font-size:1.1rem;flex-shrink:0}
.wa-msg-txt{line-height:1.3}
.wa-msg-other{
  border-top:1px solid var(--border);
  margin-top:4px;
  padding-top:12px;
  color:var(--txt2);
  font-style:italic;
}

/* WA responsive */
@media(max-width:480px){
  .wa-popup{width:290px;right:-10px}
  .wa-float{bottom:16px;right:16px}
}