/* =========================
   Pixel Digital - Mobile First
   Solo CSS, sin frameworks
   Breakpoints: 480px y 786px (min-width)
========================= */

:root{
  --bg: #0b1020;
  --panel: rgba(255,255,255,0.06);
  --panel-strong: rgba(255,255,255,0.10);
  --text: #e9eefc;
  --muted: rgba(233,238,252,0.72);
  --line: rgba(233,238,252,0.16);
  --blue: #2f7bff;
  --blue-2: #0ea5ff;
  --shadow: 0 18px 45px rgba(0,0,0,0.35);
  --radius: 18px;
  --radius-sm: 14px;
  --max: 1120px;
  --pad: 18px;
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
}

*{ box-sizing: border-box; }
html,body{ height: 100%; }
body{
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(1100px 650px at 20% -10%, rgba(47,123,255,0.30), transparent 55%),
    radial-gradient(900px 520px at 90% 10%, rgba(14,165,255,0.18), transparent 60%),
    radial-gradient(900px 520px at 50% 120%, rgba(255,255,255,0.06), transparent 60%),
    var(--bg);
  line-height: 1.45;
}

img{
  max-width: 100%;
  display: block;
}

a{
  color: inherit;
  text-decoration: none;
}

.container{
  width: min(var(--max), calc(100% - (var(--pad) * 2)));
  margin: 0 auto;
}

/* =========================
   Header
========================= */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(11,16,32,0.55);
  border-bottom: 1px solid var(--line);
}

.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
}

.brand{
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand-logo{
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.brand-text{
  font-size: 14px;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--text);
  opacity: 0.95;
}
.brand-text strong{ font-weight: 800; }
.brand-text span{ font-weight: 600; opacity: 0.85; }

.site-nav{
  display: none; /* mobile first: oculto, CTA simple */
  align-items: center;
  gap: 14px;
}

.site-nav a{
  font-size: 14px;
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 10px;
  transition: 0.2s ease;
}
.site-nav a:hover{
  color: var(--text);
  background: rgba(255,255,255,0.06);
}

.mobile-cta{ display: inline-flex; }

/* =========================
   Buttons
========================= */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--blue), var(--blue-2));
  color: #081028;
  font-weight: 800;
  border: 1px solid rgba(255,255,255,0.10);
  box-shadow: 0 10px 30px rgba(47,123,255,0.22);
  transition: transform 0.15s ease, filter 0.15s ease;
}
.btn:hover{ transform: translateY(-1px); filter: brightness(1.02); }
.btn:active{ transform: translateY(0px); }

.btn--ghost{
  background: rgba(255,255,255,0.06);
  color: var(--text);
  box-shadow: none;
}

.btn--small{
  padding: 10px 12px;
  font-size: 14px;
}

.link{
  display: inline-flex;
  color: var(--text);
  font-weight: 700;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255,255,255,0.04);
}
.link--plain{
  border: 1px dashed var(--line);
  background: transparent;
  color: var(--muted);
}

/* =========================
   Sections
========================= */
.section{
  padding: 56px 0;
}

.section--alt{
  background: rgba(255,255,255,0.03);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-head{
  margin-bottom: 22px;
}
.section-head h2{
  margin: 0 0 8px;
  font-size: 26px;
  letter-spacing: -0.6px;
}
.section-head p{
  margin: 0;
  color: var(--muted);
  max-width: 62ch;
}

/* =========================
   Hero
========================= */
.hero{
  padding: 54px 0 22px;
}

.hero-grid{
  display: grid;
  gap: 18px;
}

.pill{
  display: inline-flex;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.04);
  color: var(--muted);
  font-size: 13px;
  margin: 0 0 12px;
}

.hero-copy h1{
  margin: 0 0 10px;
  font-size: 30px;
  line-height: 1.12;
  letter-spacing: -1px;
}
.lead{
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 15px;
  max-width: 62ch;
}

.hero-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 14px 0 18px;
}

.hero-stats{
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 16px 0 6px;
}

.stat{
  display: grid;
  gap: 2px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.04);
}
.stat-number{
  font-weight: 900;
  letter-spacing: -0.5px;
}
.stat-label{
  color: var(--muted);
  font-size: 13px;
}

.micro{
  margin: 10px 0 0;
  color: rgba(233,238,252,0.55);
  font-size: 12px;
}

.hero-media{
  position: relative;
}

.card{
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.05);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.media-card img{
  width: 100%;
  height: 320px;
  object-fit: cover;
}

.media-card figcaption{
  padding: 12px 14px;
  color: var(--muted);
  font-size: 13px;
}

.floating-cards{
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.mini-card{
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(11,16,32,0.60);
}
.mini-card p{
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}
.mini-card strong{
  color: var(--text);
}

.dot{
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--blue), var(--blue-2));
}

.hero-strip{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 16px 0 0;
}

.tag{
  display: inline-flex;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.04);
  color: var(--muted);
  font-size: 13px;
}

/* =========================
   Grids & Cards
========================= */
.grid{
  display: grid;
  gap: 14px;
}

.cards .card{
  padding: 16px;
}

.cards h3{
  margin: 0 0 8px;
  font-size: 18px;
  letter-spacing: -0.3px;
}

.cards p{
  margin: 0 0 12px;
  color: var(--muted);
}

.list{
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}
.list li{ margin: 6px 0; }

/* =========================
   About
========================= */
.about-grid{
  display: grid;
  gap: 16px;
}

.about-media .card img{
  height: 320px;
  object-fit: cover;
}

.about-badges{
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.badge{
  display: grid;
  gap: 2px;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.04);
}
.badge strong{ letter-spacing: -0.2px; }
.badge span{ color: var(--muted); font-size: 13px; }

.about-copy h2{
  margin: 0 0 10px;
  font-size: 26px;
  letter-spacing: -0.6px;
}
.about-copy p{
  margin: 0 0 10px;
  color: var(--muted);
  max-width: 66ch;
}

.checklist{
  display: grid;
  gap: 10px;
  margin: 14px 0 18px;
}
.check{
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.04);
  color: var(--muted);
}

/* =========================
   Portfolio
========================= */
.portfolio .project{
  display: grid;
}

.project-thumb img{
  width: 100%;
  height: 200px;
  object-fit: cover;
}
.project-body{
  padding: 14px 14px 16px;
}
.project-body h3{
  margin: 0 0 6px;
  letter-spacing: -0.3px;
}
.project-body p{
  margin: 0 0 10px;
  color: var(--muted);
}
.project-tags{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* =========================
   Feed
========================= */
.feed-wrap{
  margin-top: 18px;
  padding: 16px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.03);
}

.feed-head{
  display: grid;
  gap: 4px;
  margin-bottom: 12px;
}
.feed-head h3{
  margin: 0;
  letter-spacing: -0.3px;
}
.muted{ color: var(--muted); margin: 0; }

.feed{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.feed-item{
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.04);
  transform: translateZ(0);
}
.feed-item img{
  width: 100%;
  height: 140px;
  object-fit: cover;
  transition: transform 0.2s ease;
}
.feed-item:hover img{
  transform: scale(1.03);
}

/* =========================
   Testimonials
========================= */
.testimonials .quote{
  padding: 16px;
}
.quote blockquote{
  margin: 0 0 10px;
  color: var(--text);
  font-weight: 650;
  letter-spacing: -0.2px;
}
.quote figcaption{
  color: var(--muted);
  font-size: 13px;
}

/* =========================
   Contact
========================= */
.contact-grid{
  display: grid;
  gap: 16px;
}

.contact-copy h2{
  margin: 0 0 10px;
  font-size: 26px;
  letter-spacing: -0.6px;
}
.contact-copy p{
  margin: 0 0 14px;
  color: var(--muted);
  max-width: 62ch;
}

.contact-cards{
  display: grid;
  gap: 12px;
}

.info{
  padding: 14px;
}
.info h3{ margin: 0 0 6px; }
.info p{ margin: 0 0 8px; }

.form{
  padding: 16px;
}
.field{
  display: grid;
  gap: 6px;
  margin-bottom: 12px;
}
label{
  font-size: 13px;
  color: var(--muted);
}
input, select, textarea{
  width: 100%;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  outline: none;
}
input::placeholder, textarea::placeholder{ color: rgba(233,238,252,0.55); }
textarea{ resize: vertical; }

/* =========================
   Footer
========================= */
.site-footer{
  border-top: 1px solid var(--line);
  padding: 18px 0 26px;
  background: rgba(11,16,32,0.55);
}

.footer-inner{
  display: flex;
  flex-direction: column;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
}
.footer-links{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.footer-links a{
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.03);
}

/* =========================================================
   MEDIA QUERY 1: >= 480px
   (mobile-first: mejoramos layout en pantallas chicas-medias)
========================================================= */
@media (min-width: 480px){
  .hero-copy h1{ font-size: 34px; }
  .hero-stats{ grid-template-columns: repeat(3, 1fr); }
  .feed{ grid-template-columns: repeat(3, 1fr); }
  .feed-item img{ height: 150px; }
  .footer-inner{ flex-direction: row; align-items: center; justify-content: space-between; }
}

/* =========================================================
   MEDIA QUERY 2: >= 786px
   (tablet/desktop: nav completa + grillas en columnas)
========================================================= */
@media (min-width: 786px){
  :root{ --pad: 22px; }

  .site-nav{ display: inline-flex; }
  .mobile-cta{ display: none; }

  .hero-grid{
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
    gap: 18px;
  }
  .media-card img{ height: 420px; }

  .grid.cards{ grid-template-columns: repeat(3, 1fr); }

  .about-grid{
    grid-template-columns: 0.95fr 1.05fr;
    align-items: start;
    gap: 18px;
  }
  .about-media .card img{ height: 420px; }
  .about-badges{ grid-template-columns: repeat(3, 1fr); }

  .grid.portfolio{ grid-template-columns: repeat(3, 1fr); }

  .feed{ grid-template-columns: repeat(6, 1fr); }
  .feed-item img{ height: 120px; }

  .grid.testimonials{ grid-template-columns: repeat(3, 1fr); }

  .contact-grid{
    grid-template-columns: 1fr 1fr;
    align-items: start;
    gap: 18px;
  }
  .contact-cards{ grid-template-columns: repeat(3, 1fr); }
}
.footer__social{
  display: flex;
  gap: 14px;
  align-items: center;
}

.social-link{
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255,255,255,0.9);
  border: 1px solid rgba(255,255,255,0.2);
  transition: 0.3s ease;
  color: #fff;
}

.social-link svg{
  width: 20px;
  height: 20px;
}

/* Colores personalizados */
.whatsapp{
  background: #25D366;
}

.facebook{
  background: #1877F2;
}

.instagram{
  background: linear-gradient(45deg, #f58529, #dd2a7b, #8134af, #515bd4);
}

.social-link:hover{
  transform: translateY(-3px);
  box-shadow: 0 6px 18px rgba(0,0,0,0.2);
}