/* =========================================================
   Estrin MKT — hoja de estilos
   ========================================================= */

:root{
  --blue-light:#4FB2E4;
  --blue-mid:#1E6FC4;
  --blue-dark:#0B2A5C;
  --mint:#74E8C0;
  --ink:#0B1220;
  --white:#FFFFFF;
  --max:1180px;
  --gap:24px;
  --font-display:'Anton', 'Arial Narrow', sans-serif;
  --font-body:'Poppins', 'Segoe UI', sans-serif;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--white);
  background:var(--blue-dark);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; margin:0; padding:0; }
h1,h2,h3{ margin:0; font-family:var(--font-display); font-weight:400; text-transform:uppercase; }
p{ margin:0 0 1em; line-height:1.6; }

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

.skip-link{
  position:absolute; left:-999px; top:0;
  background:var(--white); color:var(--ink); padding:10px 16px; z-index:200;
}
.skip-link:focus{ left:12px; top:12px; }

/* ---------- gradient background shared by hero/servicios/trabajos/clientes/nosotros/cta ---------- */
.hero,.modelo,.servicios,.trabajos,.clientes,.nosotros,.cta{
  background:linear-gradient(160deg, var(--blue-light) 0%, var(--blue-mid) 45%, var(--blue-dark) 100%);
}

/* ---------- header ---------- */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(11,26,58,.55);
  backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(255,255,255,.12);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding-top:14px; padding-bottom:14px;
}
.logo{ display:flex; align-items:center; gap:10px; }
.logo-img{ height:38px; width:auto; display:block; }
.logo--footer .logo-img{ height:32px; }

.site-nav{ display:flex; align-items:center; gap:28px; font-size:.85rem; letter-spacing:.06em; text-transform:uppercase; }
.site-nav a{ opacity:.9; transition:opacity .2s; }
.site-nav a:hover{ opacity:1; color:var(--mint); }
.nav-cta{
  border:1px solid var(--mint); color:var(--mint) !important;
  padding:8px 16px; border-radius:999px;
}

.nav-toggle{
  display:none; flex-direction:column; gap:5px;
  width:34px; height:34px; padding:0; border:0; background:none; cursor:pointer;
  align-items:center; justify-content:center;
}
.nav-toggle span{ width:22px; height:2px; background:var(--white); display:block; }

/* ---------- hero ---------- */
.hero{
  min-height:92vh;
  display:flex; align-items:center;
  padding:120px 0 60px;
  position:relative;
}
.hero-title{
  font-size:clamp(2.6rem, 11vw, 8.5rem);
  line-height:.9;
  letter-spacing:-.01em;
  overflow-wrap:break-word;
}
.hero-title .deg{ font-size:.55em; vertical-align:top; }
.scroll-cue{
  display:inline-flex; align-items:center; gap:10px;
  margin-top:40px;
  font-size:.8rem; letter-spacing:.14em; text-transform:uppercase;
  color:var(--white); opacity:.85;
}
.scroll-cue svg{ animation:bob 1.6s ease-in-out infinite; }
@keyframes bob{ 0%,100%{ transform:translateY(0);} 50%{ transform:translateY(6px);} }

.social-row{ display:flex; gap:14px; margin-top:56px; flex-wrap:wrap; }
.social-row a{
  width:42px; height:42px; border-radius:50%;
  border:1.5px solid rgba(255,255,255,.6);
  display:flex; align-items:center; justify-content:center;
  transition:background .2s, border-color .2s, transform .2s;
}
.social-row a:hover{ background:var(--mint); border-color:var(--mint); color:var(--ink); transform:translateY(-2px); }

.social-row--dark a{ background:var(--ink); border-color:var(--ink); }
.social-row--dark a:hover{ background:var(--mint); color:var(--ink); }

/* ---------- modelo ---------- */
.modelo{ padding:70px 0 10px; }
.modelo-kicker{
  font-family:var(--font-display); text-transform:uppercase;
  color:var(--mint); font-size:1rem; letter-spacing:.08em; margin-bottom:14px;
}
.modelo-text{
  max-width:640px; margin-left:auto; text-align:right;
  font-size:clamp(1.1rem,2.4vw,1.5rem); font-weight:300; line-height:1.5;
}

/* ---------- section title shared ---------- */
.section-title{
  font-size:clamp(2.6rem,8vw,4.6rem);
  margin-bottom:40px;
}

/* ---------- servicios ---------- */
.servicios{ padding:90px 0; }
.servicio{ padding:34px 0; border-top:1px solid rgba(255,255,255,.25); }
.servicio:last-child{ border-bottom:1px solid rgba(255,255,255,.25); }
.servicio-head{ display:flex; align-items:baseline; gap:18px; margin-bottom:14px; flex-wrap:wrap; }
.servicio-num{ font-family:var(--font-display); color:var(--mint); font-size:1.1rem; }
.servicio-head h3{ font-size:clamp(1.6rem,4.5vw,2.5rem); }
.servicio p{ max-width:640px; font-weight:300; font-size:1.05rem; }
.tags{ display:flex; flex-wrap:wrap; gap:10px; margin-top:16px; }
.tags li{
  font-size:.72rem; letter-spacing:.06em; text-transform:uppercase;
  border:1px solid rgba(255,255,255,.4); border-radius:999px; padding:6px 14px;
  opacity:.9;
}

/* ---------- trabajos ---------- */
.trabajos{ padding:90px 0; }
.video-frame{
  aspect-ratio:16/9; width:100%; border-radius:16px; overflow:hidden;
  background:rgba(0,0,0,.25); border:1px solid rgba(255,255,255,.25);
}
.video-frame iframe,.video-frame video{ width:100%; height:100%; border:0; display:block; }
.video-placeholder{
  width:100%; height:100%; display:flex; flex-direction:column; align-items:center; justify-content:center;
  gap:14px; opacity:.75; text-align:center; padding:20px;
}
.share-row{ display:flex; gap:12px; margin-top:24px; }
.share-row a,.share-row button{
  width:38px; height:38px; border-radius:50%; border:1.5px solid rgba(255,255,255,.6);
  display:flex; align-items:center; justify-content:center; background:none; color:var(--white); cursor:pointer;
  transition:background .2s, color .2s;
}
.share-row a:hover,.share-row button:hover{ background:var(--mint); color:var(--ink); }

/* ---------- clientes ---------- */
.clientes{ padding:90px 0; }
.logo-grid{
  display:grid; grid-template-columns:repeat(auto-fit,minmax(140px,1fr)); gap:18px;
  margin-top:36px;
}
.logo-badge{
  background:#fff;
  border-radius:12px;
  min-height:96px;
  display:flex; align-items:center; justify-content:center;
  text-align:center; padding:14px;
}
.logo-badge img{
  max-width:100%; max-height:64px; width:auto; height:auto; object-fit:contain; display:block;
}

/* ---------- nosotros ---------- */
.nosotros{ padding:90px 0; }
.nosotros-text{
  max-width:680px; font-size:clamp(1.1rem,2.6vw,1.5rem); font-weight:300;
}
.stats{ margin-top:50px; }
.stats-year{ color:var(--mint); font-family:var(--font-display); font-size:1.1rem; margin-bottom:20px; }
.stats-grid{ display:grid; grid-template-columns:repeat(5,1fr); gap:20px; }
.stats-grid li{ display:flex; flex-direction:column; gap:6px; }
.stat-num{ font-family:var(--font-display); font-size:clamp(1.8rem,4vw,2.6rem); color:var(--white); }
.stat-label{ font-size:.72rem; letter-spacing:.05em; text-transform:uppercase; opacity:.8; }

/* ---------- cta ---------- */
.cta{ padding:110px 0; }
.cta-title{ font-size:clamp(2.6rem,8vw,4.8rem); line-height:1.02; }
.cta-title span{ color:var(--mint); }
.cta .social-row{ margin-top:44px; }

/* ---------- hablemos / contacto ---------- */
.hablemos{ background:var(--blue-dark); padding:90px 0; }
.hablemos-grid{ display:grid; grid-template-columns:1fr 1.2fr; gap:60px; align-items:start; }
.hablemos-info p{ font-weight:300; max-width:340px; }
.contact-list{ margin-top:24px; display:flex; flex-direction:column; gap:10px; }
.contact-list a{ opacity:.9; }
.contact-list a:hover{ color:var(--mint); opacity:1; }

.contact-form{ display:flex; flex-direction:column; gap:20px; }
.contact-form label{
  display:flex; flex-direction:column; gap:8px;
  font-size:.72rem; letter-spacing:.08em; text-transform:uppercase; opacity:.85;
}
.contact-form input,.contact-form textarea{
  background:transparent; border:0; border-bottom:1.5px solid rgba(255,255,255,.4);
  color:var(--white); font-family:var(--font-body); font-size:1rem; padding:8px 2px;
  resize:vertical;
}
.contact-form input:focus,.contact-form textarea:focus{
  outline:none; border-color:var(--mint);
}
.contact-form input::placeholder,.contact-form textarea::placeholder{ color:rgba(255,255,255,.5); }
.contact-form button{
  align-self:flex-start; margin-top:10px;
  background:var(--mint); color:var(--ink); border:0; border-radius:999px;
  padding:14px 32px; font-weight:600; letter-spacing:.04em; text-transform:uppercase;
  font-size:.85rem; cursor:pointer; transition:transform .2s, background .2s;
}
.contact-form button:hover{ transform:translateY(-2px); }
.form-note{ font-size:.85rem; color:var(--mint); }

/* ---------- footer ---------- */
.site-footer{ background:#081C40; padding:40px 0 20px; }
.footer-inner{ display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:20px; padding-bottom:24px; }
.footer-nav{ display:flex; gap:22px; font-size:.8rem; text-transform:uppercase; letter-spacing:.05em; flex-wrap:wrap; }
.footer-nav a{ opacity:.8; }
.footer-nav a:hover{ opacity:1; color:var(--mint); }
.footer-copy{ text-align:center; font-size:.78rem; opacity:.65; margin:0; padding-top:18px; border-top:1px solid rgba(255,255,255,.12); }

/* ---------- reveal on scroll ---------- */
.reveal{ opacity:0; transform:translateY(24px); transition:opacity .6s ease, transform .6s ease; }
.reveal.is-visible{ opacity:1; transform:none; }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 900px){
  .logo-grid{ grid-template-columns:repeat(2,1fr); }
  .stats-grid{ grid-template-columns:repeat(2,1fr); }
  .hablemos-grid{ grid-template-columns:1fr; }
  .modelo-text{ text-align:left; margin-left:0; }
}

@media (max-width: 760px){
  .site-nav{
    position:fixed; inset:64px 0 auto 0; margin:0;
    background:#0B2A5C; flex-direction:column; align-items:flex-start; gap:0;
    padding:8px 24px 24px; transform:translateY(-12px); opacity:0; pointer-events:none;
    transition:opacity .2s, transform .2s;
    border-bottom:1px solid rgba(255,255,255,.12);
  }
  .site-nav.is-open{ opacity:1; transform:none; pointer-events:auto; }
  .site-nav a{ width:100%; padding:14px 0; border-bottom:1px solid rgba(255,255,255,.08); }
  .nav-cta{ margin-top:10px; text-align:center; }
  .nav-toggle{ display:flex; }

  .servicio-head{ flex-direction:column; gap:6px; }
}

@media (max-width: 420px){
  .hero-title{ font-size:9.5vw; }
  .cta-title{ font-size:clamp(2.1rem, 12vw, 3rem); }
}