/* impactando.com — consultora IT · landing moderna con imágenes y animaciones */

:root {
  --bg: #070a12;
  --bg-2: #0d1119;
  --surface: #131824;
  --surface-2: #1b2130;
  --border: rgba(255,255,255,0.09);
  --text: #eef1f6;
  --text-dim: #b8c2d4;
  --text-faint: #7e8aa0;
  --brand: #3d7dff;        /* azul consultoría/tech */
  --brand-2: #6aa3ff;
  --accent: #16e0c0;       /* teal (liga con hablemos) */
  --violet: #8b6cff;
  --radius: 20px;
  --maxw: 1200px;
  --f-display: "Sora", system-ui, sans-serif;
  --f-body: "Inter", system-ui, -apple-system, sans-serif;
}
* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; -webkit-font-smoothing:antialiased; }
body { background:var(--bg); color:var(--text); font-family:var(--f-body); line-height:1.55; overflow-x:hidden; }
a { color:inherit; text-decoration:none; }
img { max-width:100%; display:block; }
.container { max-width:var(--maxw); margin:0 auto; padding:0 24px; }

/* NAV */
.nav { position:fixed; inset:0 0 auto 0; z-index:100; height:72px; display:flex; align-items:center; backdrop-filter:blur(16px); background:rgba(7,10,18,0.55); border-bottom:1px solid transparent; transition:.3s; }
.nav.scrolled { background:rgba(7,10,18,0.9); border-bottom-color:var(--border); }
.nav .container { display:flex; align-items:center; justify-content:space-between; width:100%; }
.brand { display:flex; align-items:center; gap:11px; font-family:var(--f-display); font-weight:700; font-size:21px; letter-spacing:-0.02em; }
.brand .mark { width:32px; height:32px; object-fit:contain; display:block; }
.nav-links { display:flex; align-items:center; gap:30px; }
.nav-links a { color:var(--text-dim); font-size:15px; font-weight:500; transition:color .2s; }
.nav-links a:hover { color:var(--text); }
.nav-cta { background:var(--brand); color:#fff; padding:10px 20px; border-radius:999px; font-weight:600; font-size:14px; transition:.2s; }
.nav-cta:hover { transform:translateY(-1px); box-shadow:0 10px 28px rgba(61,125,255,.4); }
.nav-toggle { display:none; background:none; border:none; color:var(--text); font-size:26px; cursor:pointer; }

/* BUTTONS */
.btn { display:inline-flex; align-items:center; gap:8px; padding:15px 30px; border-radius:999px; font-weight:600; font-size:16px; cursor:pointer; border:none; transition:.2s; }
.btn-primary { background:var(--brand); color:#fff; }
.btn-primary:hover { transform:translateY(-2px); box-shadow:0 14px 36px rgba(61,125,255,.4); }
.btn-ghost { background:var(--surface-2); color:var(--text); border:1px solid var(--border); }
.btn-ghost:hover { transform:translateY(-2px); background:var(--surface); }

/* SECTIONS + typography */
section { padding:110px 0; position:relative; }
.eyebrow { color:var(--accent); font-weight:600; font-size:13px; letter-spacing:.1em; text-transform:uppercase; margin-bottom:18px; }
h1,h2,h3 { font-family:var(--f-display); letter-spacing:-0.03em; line-height:1.05; font-weight:700; }
h1 { font-size:clamp(2.8rem,6.5vw,5rem); }
h2 { font-size:clamp(2rem,4.5vw,3.4rem); }
.lead { font-size:clamp(1.1rem,2vw,1.35rem); color:var(--text-dim); max-width:640px; }

/* HERO */
.hero { min-height:100vh; display:flex; align-items:center; padding-top:72px; overflow:hidden; }
.hero-media { position:absolute; inset:0; z-index:0; }
.hero-media img { width:100%; height:100%; object-fit:cover; opacity:.18; transform:scale(1.05); }
.hero-media::after { content:""; position:absolute; inset:0; background:linear-gradient(90deg,var(--bg) 30%,rgba(7,10,18,.72) 70%,rgba(7,10,18,.5)); }

/* Canvas red de partículas */
#net { position:absolute; inset:0; width:100%; height:100%; z-index:1; }

/* Grid tecnológico animado */
.tech-grid { position:absolute; inset:0; z-index:0;
  background-image:linear-gradient(rgba(61,125,255,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(61,125,255,.07) 1px, transparent 1px);
  background-size:54px 54px; mask-image:radial-gradient(ellipse 80% 60% at 60% 40%, #000 40%, transparent 100%);
  animation:gridpan 18s linear infinite; }
@keyframes gridpan { from { background-position:0 0, 0 0; } to { background-position:54px 54px, 54px 54px; } }

/* Gradiente en movimiento (aurora) */
.hero-glow { position:absolute; width:760px; height:760px; border-radius:50%; filter:blur(130px); opacity:.28; top:-220px; right:-160px; background:radial-gradient(circle,var(--brand),transparent 70%); z-index:0; animation:float1 14s ease-in-out infinite; }
.hero-glow.two { top:auto; bottom:-360px; left:-260px; right:auto; width:640px; height:640px; background:radial-gradient(circle,var(--accent),transparent 70%); opacity:.18; animation:float2 17s ease-in-out infinite; }
@keyframes float1 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(-40px,50px)} }
@keyframes float2 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(50px,-40px)} }

.hero .container { position:relative; z-index:2; }
.hero h1 span { background:linear-gradient(120deg,var(--brand-2),var(--accent)); -webkit-background-clip:text; background-clip:text; color:transparent; }
/* Texto typing rotativo */
.type-wrap { display:inline-flex; align-items:baseline; }
.type-word { background:linear-gradient(120deg,var(--brand-2),var(--accent)); -webkit-background-clip:text; background-clip:text; color:transparent; }
.caret { display:inline-block; width:3px; height:1em; background:var(--accent); margin-left:4px; transform:translateY(4px); animation:blink 1s step-end infinite; box-shadow:0 0 12px var(--accent); }
@keyframes blink { 50% { opacity:0; } }
.hero .lead { margin:28px 0 36px; }
.hero-ctas { display:flex; gap:14px; flex-wrap:wrap; }
.hero-stats { display:flex; gap:40px; margin-top:56px; flex-wrap:wrap; }
.hero-stats .s .n { font-family:var(--f-display); font-size:2.2rem; font-weight:700; color:var(--text); }
.hero-stats .s .l { color:var(--text-faint); font-size:14px; }

/* LOGOS / trust */
.trust { padding:50px 0; border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.trust p { text-align:center; color:var(--text-faint); font-size:13px; letter-spacing:.1em; text-transform:uppercase; margin-bottom:20px; }
.trust-row { display:flex; justify-content:center; gap:48px; flex-wrap:wrap; color:var(--text-dim); font-family:var(--f-display); font-weight:600; font-size:18px; opacity:.7; }

/* SERVICES (image cards) */
.svc-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:22px; margin-top:56px; }
.svc { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); overflow:hidden; transition:transform .3s, border-color .3s; }
.svc:hover { transform:translateY(-6px); border-color:rgba(61,125,255,.4); }
.svc .ph { height:190px; overflow:hidden; position:relative; }
.svc .ph img { width:100%; height:100%; object-fit:cover; transition:transform .6s cubic-bezier(0.16,1,0.3,1); }
.svc:hover .ph img { transform:scale(1.08); }
.svc .body { padding:26px; }
.svc h3 { font-size:1.3rem; margin-bottom:10px; }
.svc p { color:var(--text-dim); font-size:14.5px; }

/* PROCESS */
.steps { display:grid; grid-template-columns:repeat(4,1fr); gap:20px; margin-top:56px; }
.step { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:28px; }
.step .num { font-family:var(--f-display); font-size:14px; color:var(--brand-2); font-weight:700; margin-bottom:14px; }
.step h3 { font-size:1.15rem; margin-bottom:8px; }
.step p { color:var(--text-dim); font-size:14px; }

/* PRODUCTS (big feature rows) */
.prod { display:grid; grid-template-columns:1fr 1fr; gap:48px; align-items:center; margin-top:64px; }
.prod.rev { direction:rtl; } .prod.rev > * { direction:ltr; }
.prod-media { border-radius:var(--radius); overflow:hidden; border:1px solid var(--border); box-shadow:0 30px 70px rgba(0,0,0,.45); }
.prod-media img { width:100%; height:360px; object-fit:cover; transition:transform .8s cubic-bezier(0.16,1,0.3,1); }
.prod-media:hover img { transform:scale(1.05); }
.prod .tag { display:inline-block; font-size:13px; font-weight:700; letter-spacing:.02em; color:#bcd6ff; background:rgba(61,125,255,.18); border:1px solid rgba(61,125,255,.35); padding:5px 14px; border-radius:999px; margin-bottom:16px; }
.prod .tag-violet { color:#d6c9ff; background:rgba(139,108,255,.18); border-color:rgba(139,108,255,.4); }
.prod h3 { font-size:2rem; margin-bottom:14px; }
.prod p { color:var(--text-dim); margin-bottom:22px; }

/* CTA */
.cta-band { background:linear-gradient(135deg,rgba(61,125,255,.15),rgba(22,224,192,.08)); border:1px solid var(--border); border-radius:28px; padding:64px 40px; text-align:center; overflow:hidden; position:relative; }
.cta-band h2 { margin-bottom:16px; }
.cta-band .lead { margin:0 auto 32px; }

/* FOOTER */
footer { border-top:1px solid var(--border); padding:56px 0 40px; }
.foot-grid { display:flex; justify-content:space-between; flex-wrap:wrap; gap:32px; }
.foot-col h4 { font-size:13px; text-transform:uppercase; letter-spacing:.08em; color:var(--text-faint); margin-bottom:14px; }
.foot-col a { display:block; color:var(--text-dim); font-size:14px; padding:5px 0; }
.foot-col a:hover { color:var(--text); }
.foot-bottom { margin-top:40px; color:var(--text-faint); font-size:13px; }

/* REVEAL */
.reveal { opacity:0; transform:translateY(34px); transition:opacity .8s cubic-bezier(0.16,1,0.3,1), transform .8s cubic-bezier(0.16,1,0.3,1); }
.reveal.in { opacity:1; transform:none; }

/* TECH micro-animaciones */
.svc { will-change:transform; }
.svc[data-tilt] { transition:transform .2s cubic-bezier(0.16,1,0.3,1), border-color .3s, box-shadow .3s; }
.svc[data-tilt]:hover { border-color:rgba(61,125,255,.5); box-shadow:0 24px 60px rgba(61,125,255,.18); }
.svc .ph::after { content:""; position:absolute; inset:0; background:linear-gradient(115deg,transparent 40%,rgba(22,224,192,.18) 50%,transparent 60%); transform:translateX(-100%); transition:transform .7s; }
.svc:hover .ph::after { transform:translateX(100%); }

/* Scanline en media de producto */
.prod-media { position:relative; }
.prod-media::before { content:""; position:absolute; left:0; right:0; height:2px; top:0; z-index:2;
  background:linear-gradient(90deg,transparent,var(--accent),transparent); opacity:.8; animation:scan 3.6s ease-in-out infinite; }
@keyframes scan { 0%{top:0;opacity:0} 12%{opacity:.9} 88%{opacity:.9} 100%{top:100%;opacity:0} }

/* Chip "en vivo" */
.live { display:inline-flex; align-items:center; gap:8px; font-size:13px; color:var(--text-dim); background:var(--surface); border:1px solid var(--border); border-radius:999px; padding:7px 14px; margin-bottom:22px; }
.live .d { width:8px; height:8px; border-radius:50%; background:var(--accent); box-shadow:0 0 0 0 rgba(22,224,192,.6); animation:pulse 1.8s infinite; }
@keyframes pulse { 0%{box-shadow:0 0 0 0 rgba(22,224,192,.5)} 70%{box-shadow:0 0 0 10px rgba(22,224,192,0)} 100%{box-shadow:0 0 0 0 rgba(22,224,192,0)} }

/* Trust row en movimiento */
.trust-row { animation:none; }
.trust-row span { transition:opacity .3s, color .3s; }
.trust-row span:hover { color:var(--accent); opacity:1; }

/* CTA band gradiente animado */
.cta-band { background:linear-gradient(120deg,rgba(61,125,255,.18),rgba(22,224,192,.1),rgba(139,108,255,.14),rgba(61,125,255,.18)); background-size:300% 300%; animation:ctaflow 12s ease infinite; }
@keyframes ctaflow { 0%{background-position:0% 50%} 50%{background-position:100% 50%} 100%{background-position:0% 50%} }

/* RESPONSIVE */
@media (max-width:900px){
  .svc-grid,.steps { grid-template-columns:1fr; }
  .steps { grid-template-columns:1fr 1fr; }
  .prod,.prod.rev { grid-template-columns:1fr; direction:ltr; }
  .nav-links { display:none; } .nav-toggle { display:block; }
  section { padding:72px 0; }
  .hero-media::after { background:linear-gradient(180deg,rgba(7,10,18,.5),var(--bg) 70%); }
}
@media (prefers-reduced-motion:reduce){ .reveal{transition:none;opacity:1;transform:none;} html{scroll-behavior:auto;} .svc:hover .ph img,.prod-media:hover img{transform:none;} }