:root{
  --bg: #0a0c10;
  --bg-2: #0f1218;
  --bg-3: #141821;
  --line: #1f2533;
  --text: #e7ebf2;
  --text-dim: #8b94a7;
  --text-mute: #5f6878;
  --accent: #c4f240;        /* lima vibrante */
  --accent-2: #4fd1ff;      /* cyan secundario */
  --accent-soft: rgba(196, 242, 64, 0.12);
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 20px 60px -20px rgba(0,0,0,.6);
  --container: 1180px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul{list-style:none}

.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============ NAV ============ */
.nav{
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(10,12,16,.72);
  border-bottom: 1px solid var(--line);
}
.nav__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height: 68px;
}
.brand{
  display:flex;align-items:center;gap:10px;
  font-family:'Space Grotesk', sans-serif;
  font-weight:700;
  letter-spacing:-.01em;
}
.brand__mark{
  display:grid;place-items:center;
  width: 32px; height: 32px;
  background: var(--accent);
  color: #0a0c10;
  border-radius: 8px;
  font-weight: 700;
}
.brand__text{ font-size: 1.05rem }
.nav__links{ display:flex; gap: 28px }
.nav__links a{
  color: var(--text-dim);
  font-size: .92rem;
  font-weight: 500;
  transition: color .2s;
}
.nav__links a:hover{ color: var(--text) }

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: .95rem;
  border: 1px solid transparent;
  cursor:pointer;
  transition: transform .18s, background .18s, border-color .18s, color .18s;
  font-family: inherit;
  white-space: nowrap;
}
.btn--primary{
  background: var(--accent);
  color: #0a0c10;
}
.btn--primary:hover{ transform: translateY(-1px); background:#d4ff5a }
.btn--ghost{
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}
.btn--ghost:hover{ border-color: var(--text-dim); color: var(--text) }
.btn--sm{ padding: 8px 16px; font-size: .85rem }
.btn--block{ width:100%; margin-top: 18px }

/* ============ HERO ============ */
.hero{
  position: relative;
  padding: 92px 0 110px;
  overflow:hidden;
}
.hero__bg{
  position:absolute; inset:0;
  background:
    radial-gradient(900px 500px at 20% 10%, rgba(79,209,255,0.10), transparent 60%),
    radial-gradient(700px 500px at 90% 30%, rgba(196,242,64,0.08), transparent 60%),
    radial-gradient(1000px 600px at 60% 100%, rgba(79,209,255,0.06), transparent 70%);
  pointer-events:none;
}
.hero__inner{ position:relative; max-width: 880px }
.eyebrow{
  display:inline-block;
  font-size:.78rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 22px;
  font-weight: 600;
}
.hero__title{
  font-family:'Space Grotesk', sans-serif;
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  line-height: 1.08;
  letter-spacing:-.02em;
  font-weight: 700;
  margin-bottom: 22px;
}
.grad{
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__sub{
  font-size: 1.12rem;
  color: var(--text-dim);
  max-width: 620px;
  margin-bottom: 34px;
}
.hero__cta{ display:flex; gap: 12px; flex-wrap:wrap; margin-bottom: 62px }
.hero__stats{
  display:flex; gap: 48px; flex-wrap:wrap;
  padding-top: 36px;
  border-top: 1px solid var(--line);
}
.hero__stats > div{ display:flex; flex-direction:column; gap: 4px }
.hero__stats strong{
  font-family:'Space Grotesk', sans-serif;
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--text);
}
.hero__stats span{ color: var(--text-mute); font-size:.85rem; letter-spacing:.05em; text-transform:uppercase }

/* ============ SECTIONS ============ */
.section{ padding: 96px 0 }
.section--alt{ background: var(--bg-2); border-top:1px solid var(--line); border-bottom:1px solid var(--line) }
.section--contact{ padding-bottom: 110px }
.section__head{
  max-width: 680px;
  margin-bottom: 56px;
}
.section__head h2{
  font-family:'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  line-height: 1.15;
  letter-spacing:-.015em;
  margin: 8px 0 16px;
  font-weight: 700;
}
.section__head p{ color: var(--text-dim); font-size: 1.05rem }
.lead{ color: var(--text-dim); font-size: 1.1rem; max-width: 520px; margin-top: 18px }
.note{ color: var(--text-mute); font-size:.95rem; margin-top: 36px; text-align:center }

/* ============ GRIDS ============ */
.grid{ display:grid; gap: 18px }
.grid--services{ grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)) }
.grid--projects{ grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)) }
.grid--two{ grid-template-columns: 1fr 1fr; gap: 60px; align-items:center }
@media (max-width: 820px){ .grid--two{ grid-template-columns:1fr; gap: 40px } }

/* ============ CARDS ============ */
.card{
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform .25s, border-color .25s, background .25s;
  position:relative;
}
.card:hover{
  transform: translateY(-3px);
  border-color: rgba(196,242,64,.35);
  background: var(--bg-3);
}
.card__icon{
  display:grid; place-items:center;
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
  color: var(--accent);
  font-family:'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 18px;
}
.card h3{
  font-family:'Space Grotesk', sans-serif;
  font-size: 1.15rem;
  margin-bottom: 10px;
  font-weight: 600;
}
.card p{ color: var(--text-dim); font-size:.95rem; margin-bottom: 16px }
.tags{ display:flex; flex-wrap:wrap; gap: 6px }
.tags li{
  font-size:.75rem;
  color: var(--text-dim);
  background: var(--bg-3);
  border:1px solid var(--line);
  padding: 4px 10px;
  border-radius: 999px;
}

/* ============ GOALS ============ */
.goals{ display:flex; flex-direction:column; gap: 20px }
.goal{
  display:flex; gap: 20px;
  padding: 22px;
  background: var(--bg-3);
  border:1px solid var(--line);
  border-radius: var(--radius);
}
.goal__num{
  font-family:'Space Grotesk', sans-serif;
  font-size: 1.3rem;
  color: var(--accent);
  font-weight: 700;
  min-width: 32px;
}
.goal h4{ font-family:'Space Grotesk', sans-serif; font-size: 1.05rem; margin-bottom: 6px; font-weight: 600 }
.goal p{ color: var(--text-dim); font-size:.92rem }

/* ============ PROJECTS ============ */
.project{
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 24px;
  display:flex; flex-direction:column;
  transition: transform .25s, border-color .25s, background .25s;
  position:relative;
}
.project:hover{
  transform: translateY(-3px);
  border-color: rgba(79,209,255,.35);
  background: var(--bg-3);
}
.project__status{
  display:inline-block;
  align-self:flex-start;
  font-size:.7rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--bg-3);
  color: var(--text-mute);
  border:1px solid var(--line);
  margin-bottom: 16px;
  font-weight: 600;
}
.project__status--live{
  color: var(--accent);
  background: var(--accent-soft);
  border-color: rgba(196,242,64,.3);
}
.project__status--dev{
  color: var(--accent-2);
  background: rgba(79,209,255,.1);
  border-color: rgba(79,209,255,.3);
}
.project h3{
  font-family:'Space Grotesk', sans-serif;
  font-size: 1.15rem;
  margin-bottom: 8px;
  font-weight: 600;
}
.project p{ color: var(--text-dim); font-size:.93rem; margin-bottom: 16px; flex: 1 }
.project__meta{ display:flex; flex-wrap:wrap; gap: 6px; margin-bottom: 14px }
.project__meta span{
  font-size:.72rem;
  color: var(--text-mute);
  font-family:'Space Grotesk', sans-serif;
  letter-spacing:.04em;
}
.project__meta span:not(:last-child)::after{
  content: "·";
  margin-left: 8px;
  color: var(--line);
}
.project__link{
  color: var(--accent);
  font-size:.88rem;
  font-weight: 600;
  align-self:flex-start;
  transition: opacity .2s;
}
.project__link:hover{ opacity:.8 }

/* ============ STACK ============ */
.stack-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
  margin-bottom: 64px;
}
.stack-col h4{
  font-family:'Space Grotesk', sans-serif;
  font-size:.85rem;
  text-transform:uppercase;
  letter-spacing:.1em;
  color: var(--accent);
  margin-bottom: 14px;
  font-weight: 600;
}
.stack-col ul li{
  color: var(--text-dim);
  font-size:.94rem;
  padding: 7px 0;
  border-bottom: 1px dashed var(--line);
}
.stack-col ul li:last-child{ border-bottom:none }

.markets{ text-align:center; padding-top: 40px; border-top: 1px solid var(--line) }
.markets .eyebrow{ margin-bottom: 20px }
.markets__pills{ display:flex; gap: 12px; justify-content:center; flex-wrap:wrap }
.markets__pills span{
  background: var(--bg-3);
  border: 1px solid var(--line);
  padding: 8px 18px;
  border-radius: 999px;
  font-size:.95rem;
  font-weight: 500;
}

/* ============ CONTACT ============ */
.contact{
  display:grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 60px;
  align-items: center;
}
@media (max-width: 820px){ .contact{ grid-template-columns: 1fr } }
.contact__list{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 36px;
}
@media (max-width: 520px){ .contact__list{ grid-template-columns: 1fr } }
.contact__item{
  display:flex; align-items:center; gap: 14px;
  padding: 18px 20px;
  background: var(--bg-2);
  border:1px solid var(--line);
  border-radius: var(--radius);
  transition: transform .2s, border-color .2s, background .2s;
}
.contact__item:hover{
  transform: translateY(-2px);
  border-color: rgba(196,242,64,.35);
  background: var(--bg-3);
}
.contact__icon{
  display:grid; place-items:center;
  width: 38px; height: 38px;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 10px;
  font-size: 1.1rem;
}
.contact__item strong{ display:block; font-family:'Space Grotesk', sans-serif; font-size:.95rem; font-weight: 600 }
.contact__item span:not(.contact__icon){ color: var(--text-dim); font-size:.85rem }

.contact__card{
  background: linear-gradient(160deg, var(--bg-3) 0%, var(--bg-2) 100%);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
  position:relative;
  overflow:hidden;
}
.contact__card::before{
  content:"";
  position:absolute;
  top:-50px; right:-50px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(196,242,64,.15), transparent 70%);
  pointer-events:none;
}
.contact__card__dot{
  display:inline-block;
  width: 10px; height: 10px;
  background: var(--accent);
  border-radius: 50%;
  margin-bottom: 16px;
  box-shadow: 0 0 0 4px var(--accent-soft);
  animation: pulse 2s infinite;
}
@keyframes pulse{
  0%,100%{ box-shadow: 0 0 0 4px rgba(196,242,64,.15) }
  50%{ box-shadow: 0 0 0 10px rgba(196,242,64,0) }
}
.contact__card h3{
  font-family:'Space Grotesk', sans-serif;
  font-size: 1.3rem;
  margin-bottom: 10px;
  font-weight: 700;
}
.contact__card p{ color: var(--text-dim); font-size:.95rem }

/* ============ FOOTER ============ */
.footer{
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  padding: 40px 0;
}
.footer__inner{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap: 24px;
  flex-wrap:wrap;
}
.footer p{ color: var(--text-mute); font-size:.88rem; margin-top: 8px }
.footer__meta{ color: var(--text-mute); font-size:.85rem; display:flex; gap: 10px; flex-wrap:wrap }
.footer__meta a:hover{ color: var(--text) }

/* ============ REVEAL ANIM ============ */
.reveal{
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.is-visible{
  opacity: 1;
  transform: translateY(0);
}

/* ============ RESPONSIVE NAV ============ */
@media (max-width: 720px){
  .nav__links{ display:none }
  .hero__stats{ gap: 28px }
  .hero__stats strong{ font-size: 1.5rem }
  .section{ padding: 72px 0 }
}