/* ============================================================
   ITERA CONSULTING — Base
   ============================================================ */
:root{
  --bg:#0a1410;
  --bg2:#0c1712;
  --panel:rgba(13,26,20,.72);
  --panel-border:rgba(113,211,88,.16);
  --green:#71d358;
  --green-dim:rgba(113,211,88,.55);
  --orange:#ff9a3c;
  --amber:#f5b32b;
  --teal:#3ecfcf;
  --red:#e8503a;
  --gray:#9aa79f;
  --text:#e8efe9;
  --text-dim:#a7b5ac;
  --maxw:1120px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
::selection{background:var(--green);color:#06110b}
a{color:var(--green);text-decoration:none}
a:hover{text-decoration:underline}

h1,h2,h3,.display{
  font-family:'Archivo Black','Inter',sans-serif;
  text-transform:uppercase;
  line-height:1.04;
  letter-spacing:.5px;
  font-weight:400;
}

/* ============================================================
   3D canvas + fallback
   ============================================================ */
#bg3d{
  position:fixed;inset:0;
  width:100%;height:100%;
  z-index:0;
  display:block;
}
#fallback-bg{
  position:fixed;inset:0;z-index:0;display:none;
  background:
    radial-gradient(1200px 800px at 15% 20%, rgba(113,211,88,.12), transparent 60%),
    radial-gradient(1000px 700px at 85% 75%, rgba(255,154,60,.08), transparent 60%),
    radial-gradient(900px 900px at 60% 40%, rgba(62,207,207,.06), transparent 65%),
    linear-gradient(160deg,#0a1410 0%,#0c1712 50%,#081009 100%);
  background-size:200% 200%;
  animation:fbShift 18s ease-in-out infinite alternate;
}
@keyframes fbShift{
  0%{background-position:0% 0%}
  100%{background-position:100% 100%}
}
body.no-webgl #fallback-bg{display:block}
body.no-webgl #bg3d{display:none}

/* subtle vignette to keep text readable over 3D */
#vignette{
  position:fixed;inset:0;z-index:1;pointer-events:none;
  background:
    linear-gradient(to bottom, rgba(10,20,16,.55), rgba(10,20,16,0) 18%, rgba(10,20,16,0) 82%, rgba(10,20,16,.6)),
    radial-gradient(120% 90% at 50% 50%, transparent 55%, rgba(6,12,9,.5) 100%);
}

/* ============================================================
   Navigation
   ============================================================ */
nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 28px;
  background:rgba(9,17,13,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(113,211,88,.10);
  transition:background .3s;
}
.logo{
  display:inline-flex;align-items:center;
  text-decoration:none !important;
  user-select:none;
}
.logo-img{
  height:34px;
  width:auto;
  display:block;
}
.nav-links{display:flex;gap:6px;list-style:none;align-items:center}
.nav-links a{
  color:var(--text-dim);
  font-size:.8rem;font-weight:600;letter-spacing:.6px;text-transform:uppercase;
  padding:8px 12px;border-radius:6px;
  transition:color .2s, background .2s;
  text-decoration:none !important;
}
.nav-links a:hover,.nav-links a.active{color:var(--green);background:rgba(113,211,88,.08)}
.nav-links a.cta{
  color:#06110b;background:var(--green);
}
.nav-links a.cta:hover{background:#8ae371;color:#06110b}
.nav-links a.lang-link{
  border:1px solid rgba(113,211,88,.3);
  border-radius:6px;
  color:var(--green);
  padding:7px 11px;
}
.nav-links a.lang-link:hover{background:rgba(113,211,88,.12)}
#nav-toggle{
  display:none;background:none;border:1px solid rgba(113,211,88,.3);
  color:var(--green);border-radius:8px;
  width:42px;height:38px;cursor:pointer;font-size:1.1rem;line-height:1;
}
@media(max-width:960px){
  #nav-toggle{display:block}
  .nav-links{
    position:fixed;top:64px;right:0;left:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:rgba(9,17,13,.97);
    border-bottom:1px solid rgba(113,211,88,.15);
    padding:10px 18px 18px;
    display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 12px;font-size:.9rem}
  .nav-links a.cta{text-align:center;margin-top:8px}
}

/* ============================================================
   Layout / sections
   ============================================================ */
main{position:relative;z-index:2}
section{
  min-height:100vh;
  display:flex;align-items:center;
  padding:120px 28px;
  position:relative;
}
.wrap{max-width:var(--maxw);margin:0 auto;width:100%}

.kicker{
  display:inline-flex;align-items:center;gap:10px;
  font-size:.75rem;font-weight:700;letter-spacing:2.5px;text-transform:uppercase;
  color:var(--green);
  margin-bottom:22px;
}
.kicker::before{
  content:"";display:block;width:34px;height:2px;background:var(--green);
}
.kicker.orange{color:var(--orange)}
.kicker.orange::before{background:var(--orange)}
.kicker.teal{color:var(--teal)}
.kicker.teal::before{background:var(--teal)}

h2{font-size:clamp(1.9rem,4.6vw,3.2rem);margin-bottom:26px}
h3{font-size:clamp(1.1rem,2.2vw,1.4rem);margin-bottom:14px}
.lead{font-size:clamp(1.02rem,1.6vw,1.2rem);color:var(--text);max-width:760px}
p.dim{color:var(--text-dim)}

.hl-green{color:var(--green)}
.hl-orange{color:var(--orange)}
.hl-teal{color:var(--teal)}

/* glass panels */
.panel{
  background:var(--panel);
  border:1px solid var(--panel-border);
  border-radius:16px;
  padding:30px 32px;
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s cubic-bezier(.2,.7,.3,1),transform .8s cubic-bezier(.2,.7,.3,1)}
.reveal.visible{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}
.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* buttons */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:700;font-size:.85rem;letter-spacing:1.4px;text-transform:uppercase;
  padding:15px 28px;border-radius:10px;
  border:none;cursor:pointer;
  transition:transform .2s, box-shadow .2s, background .2s;
  text-decoration:none !important;
}
.btn-green{background:var(--green);color:#06110b}
.btn-green:hover{background:#8ae371;transform:translateY(-2px);box-shadow:0 10px 30px rgba(113,211,88,.25)}
.btn-outline{background:transparent;color:var(--green);border:1.5px solid var(--green-dim)}
.btn-outline:hover{background:rgba(113,211,88,.1);transform:translateY(-2px)}
.btn-orange{background:var(--orange);color:#1a0e02}
.btn-orange:hover{background:#ffae63;transform:translateY(-2px);box-shadow:0 10px 30px rgba(255,154,60,.25)}

/* ============================================================
   HERO
   ============================================================ */
#hero{min-height:100vh;padding-top:150px}
#hero h1{
  font-size:clamp(2.2rem,6.4vw,5rem);
  margin-bottom:30px;
  max-width:1000px;
}
#hero .sub{
  font-size:clamp(1.1rem,2vw,1.5rem);
  font-weight:600;color:var(--text);
  margin-bottom:20px;
}
#hero .lead{margin-bottom:40px;color:var(--text-dim)}
.hero-ctas{display:flex;gap:16px;flex-wrap:wrap}
.scroll-hint{
  position:absolute;bottom:34px;left:50%;transform:translateX(-50%);
  color:var(--text-dim);font-size:.72rem;letter-spacing:2.5px;text-transform:uppercase;
  display:flex;flex-direction:column;align-items:center;gap:10px;
  opacity:.8;
}
.scroll-hint .line{width:1px;height:44px;background:linear-gradient(var(--green),transparent);animation:hintPulse 2s ease-in-out infinite}
@keyframes hintPulse{0%,100%{opacity:.3}50%{opacity:1}}
.tagline-badge{
  display:inline-block;margin-bottom:26px;
  font-size:.78rem;font-weight:700;letter-spacing:3px;text-transform:uppercase;
  color:var(--text-dim);
  border:1px solid rgba(113,211,88,.25);border-radius:100px;
  padding:8px 18px;
  background:rgba(13,26,20,.5);
}
.tagline-badge b{color:var(--green);font-weight:700}

/* ============================================================
   QUÉ HACE
   ============================================================ */
.value-prop{
  font-family:'Archivo Black',sans-serif;text-transform:none;
  font-size:clamp(1.15rem,2.4vw,1.7rem);line-height:1.35;
  color:var(--text);
  border-left:4px solid var(--green);
  padding-left:22px;margin:30px 0 14px;
}
.value-prop em{font-style:normal;color:var(--green)}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:36px}
.grid-4{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:36px}
@media(max-width:840px){.grid-2,.grid-4{grid-template-columns:1fr}}
.do-card{padding:26px 26px}
.do-card .icon{margin-bottom:16px}
.do-card h3{font-size:1rem;letter-spacing:.8px;color:var(--green)}
.do-card p{font-size:.92rem;color:var(--text-dim)}
.icon{
  width:46px;height:46px;flex:none;
  display:flex;align-items:center;justify-content:center;
  border:1.5px solid var(--green-dim);border-radius:12px;
  color:var(--green);
}
.icon.orange{border-color:rgba(255,154,60,.5);color:var(--orange)}
.icon.teal{border-color:rgba(62,207,207,.5);color:var(--teal)}
.icon svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}

.method-box{margin-top:40px;border-left:4px solid var(--orange)}
.method-box h3{color:var(--orange)}
.method-list{list-style:none;margin-top:14px;display:grid;gap:10px}
.method-list li{padding-left:26px;position:relative;color:var(--text-dim);font-size:.95rem}
.method-list li::before{
  content:"";position:absolute;left:0;top:9px;width:9px;height:9px;border-radius:50%;
  border:2px solid var(--orange);
}
blockquote.founder{
  margin-top:44px;
  font-size:clamp(1.05rem,2vw,1.35rem);line-height:1.5;
  color:var(--text);font-weight:500;
  border:none;position:relative;
  padding:34px 34px 28px;
}
blockquote.founder::before{
  content:"“";position:absolute;top:2px;left:18px;
  font-family:'Archivo Black',sans-serif;font-size:4rem;color:var(--green);opacity:.55;line-height:1;
}
blockquote.founder footer{
  margin-top:18px;font-size:.85rem;color:var(--text-dim);font-weight:600;
  letter-spacing:1px;text-transform:uppercase;
}
blockquote.founder footer b{color:var(--green)}

/* ============================================================
   MENTALIDAD
   ============================================================ */
.mind-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:36px}
@media(max-width:960px){.mind-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.mind-grid{grid-template-columns:1fr}}
.mind-card{padding:24px}
.mind-card h3{font-size:.92rem;letter-spacing:1px;color:var(--text)}
.mind-card h3 span{color:var(--green)}
.mind-card p{font-size:.88rem;color:var(--text-dim)}
.big-claim{
  margin-top:46px;text-align:center;
  font-family:'Archivo Black',sans-serif;text-transform:uppercase;
  font-size:clamp(1.5rem,4vw,2.6rem);line-height:1.15;
}
.big-claim .a{color:var(--text-dim)}
.big-claim .b{color:var(--green)}

/* ============================================================
   PRINCIPIOS
   ============================================================ */
.principles-tagline{
  display:flex;gap:14px;flex-wrap:wrap;margin:6px 0 10px;
}
.principles-tagline span{
  font-family:'Archivo Black',sans-serif;text-transform:uppercase;
  font-size:clamp(.85rem,1.8vw,1.1rem);
  padding:10px 16px;border-radius:10px;
  background:rgba(13,26,20,.6);border:1px solid var(--panel-border);
}
.principles-tagline .t1{color:var(--green)}
.principles-tagline .t2{color:var(--orange)}
.principles-tagline .t3{color:var(--teal)}
.principles-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:34px;
  perspective:1200px;
}
@media(max-width:960px){.principles-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.principles-grid{grid-template-columns:1fr}}
.principle{
  background:var(--panel);
  border:1px solid var(--panel-border);
  border-radius:14px;
  padding:22px;
  cursor:pointer;
  transition:transform .35s cubic-bezier(.2,.7,.3,1), border-color .3s, box-shadow .3s;
  transform-style:preserve-3d;
  position:relative;
}
.principle:hover{transform:translateY(-6px) rotateX(3deg);border-color:rgba(113,211,88,.45);box-shadow:0 18px 44px rgba(0,0,0,.45)}
.principle .num{
  font-family:'Archivo Black',sans-serif;font-size:.8rem;color:var(--green);
  display:inline-block;border:1.5px solid var(--green-dim);border-radius:8px;
  padding:4px 9px;margin-bottom:14px;
}
.principle:nth-child(3n+2) .num{color:var(--orange);border-color:rgba(255,154,60,.5)}
.principle:nth-child(3n) .num{color:var(--teal);border-color:rgba(62,207,207,.5)}
.principle h3{font-size:.9rem;letter-spacing:.8px;margin-bottom:6px}
.principle .detail{
  max-height:0;overflow:hidden;opacity:0;
  transition:max-height .45s ease,opacity .45s ease,margin .45s ease;
  font-size:.87rem;color:var(--text-dim);
}
.principle.open .detail{max-height:220px;opacity:1;margin-top:10px}
.principle .expand-hint{
  font-size:.68rem;letter-spacing:1.6px;text-transform:uppercase;color:var(--text-dim);
  opacity:.7;
}
.principle.open .expand-hint{display:none}

/* ============================================================
   SERVICIOS
   ============================================================ */
.services-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:36px}
@media(max-width:920px){.services-grid{grid-template-columns:1fr}}
.service{
  padding:34px 32px;
  border-radius:18px;
  position:relative;overflow:hidden;
}
.service.green-edge{border-top:4px solid var(--green)}
.service.orange-edge{border-top:4px solid var(--orange)}
.service .svc-kicker{
  font-size:.7rem;font-weight:700;letter-spacing:2.4px;text-transform:uppercase;
  margin-bottom:10px;display:block;
}
.service.green-edge .svc-kicker{color:var(--green)}
.service.orange-edge .svc-kicker{color:var(--orange)}
.service h3{font-size:clamp(1.15rem,2vw,1.5rem);margin-bottom:16px}
.service p{font-size:.93rem;color:var(--text-dim);margin-bottom:14px}
.service h4{
  font-size:.72rem;font-weight:700;letter-spacing:2px;text-transform:uppercase;
  color:var(--text);margin:20px 0 10px;
}
.tick-list{list-style:none;display:grid;gap:8px}
.tick-list li{
  position:relative;padding-left:24px;font-size:.88rem;color:var(--text-dim);
}
.tick-list li::before{
  content:"";position:absolute;left:0;top:7px;
  width:10px;height:6px;
  border-left:2px solid var(--green);border-bottom:2px solid var(--green);
  transform:rotate(-45deg);
}
.service.orange-edge .tick-list li::before{border-color:var(--orange)}
.stat-callout{
  display:flex;align-items:center;gap:18px;
  background:rgba(255,154,60,.07);
  border:1px solid rgba(255,154,60,.25);
  border-radius:12px;padding:16px 18px;margin:18px 0;
}
.stat-callout .n{
  font-family:'Archivo Black',sans-serif;font-size:2.2rem;color:var(--orange);line-height:1;
}
.stat-callout p{margin:0;font-size:.82rem}

/* ============================================================
   ATA + RECURSOS
   ============================================================ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:24px}
@media(max-width:920px){.split{grid-template-columns:1fr}}
.ata-card{
  padding:40px 36px;text-align:left;
  border:1px solid rgba(62,207,207,.3);
  background:linear-gradient(150deg,rgba(62,207,207,.08),rgba(13,26,20,.75));
  border-radius:18px;
}
.ata-card .ata-logo{
  font-family:'Archivo Black',sans-serif;font-size:clamp(1.5rem,3vw,2.2rem);
  margin-bottom:6px;
}
.ata-card .ata-logo .a1{color:var(--teal)}
.ata-card .ata-logo .a2{color:var(--green)}
.ata-card .reg{font-size:.9rem;vertical-align:super;color:var(--text-dim)}
.res-list{display:grid;gap:14px;margin-top:24px}
.res-item{
  display:flex;gap:18px;align-items:flex-start;
  padding:20px 22px;
}
.res-item{transition:border-color .2s, transform .2s; cursor:pointer}
.res-item:hover{border-color:var(--green-dim);transform:translateY(-2px)}
.res-item h3{font-size:.92rem;letter-spacing:.8px;margin-bottom:4px;color:var(--text)}
.res-item p{font-size:.86rem;color:var(--text-dim);margin:0}

/* ============================================================
   CONTACTO
   ============================================================ */
#contacto{min-height:90vh}
#contacto h2{font-size:clamp(2rem,5.4vw,4rem)}
.contact-box{
  margin-top:36px;
  display:grid;grid-template-columns:1.1fr .9fr;gap:26px;
}
@media(max-width:920px){.contact-box{grid-template-columns:1fr}}
.contact-form label{
  display:block;font-size:.72rem;font-weight:700;letter-spacing:1.8px;
  text-transform:uppercase;color:var(--text-dim);margin:16px 0 6px;
}
.contact-form input,.contact-form textarea{
  width:100%;
  background:rgba(9,17,13,.7);
  border:1px solid rgba(113,211,88,.2);
  border-radius:10px;
  color:var(--text);
  font-family:'Inter',sans-serif;font-size:.95rem;
  padding:13px 15px;
  outline:none;
  transition:border-color .2s;
}
.contact-form input:focus,.contact-form textarea:focus{border-color:var(--green)}
.contact-form textarea{min-height:120px;resize:vertical}
.contact-form .note{font-size:.78rem;color:var(--text-dim);margin-top:12px}
.mail-big{
  font-family:'Archivo Black',sans-serif;
  font-size:clamp(1.3rem,3.4vw,2.2rem);
  color:var(--green);
  word-break:break-all;
  text-decoration:none !important;
  display:inline-block;margin:14px 0 22px;
  border-bottom:3px solid var(--green-dim);
  transition:color .2s,border-color .2s;
}
.mail-big:hover{color:#8ae371;border-color:var(--green)}

footer.site{
  position:relative;z-index:2;
  border-top:1px solid rgba(113,211,88,.12);
  background:rgba(8,14,11,.85);
  padding:34px 28px;
  display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;
  font-size:.8rem;color:var(--text-dim);
}
footer.site .logo-img{height:24px}

/* progress bar */
#progress{
  position:fixed;top:0;left:0;height:3px;width:0;
  background:linear-gradient(90deg,var(--green),var(--teal),var(--orange));
  z-index:200;
}