/* ========= Design Tokens ========= */
:root{
  color-scheme: dark;
  --bg:#0b0b0c;
  --naranja: #ff4d00ee;
  --bg-weak:#0f1115;
  --ink:#f5f6f8;
  --ink-weak:#dfe3ea;
  --ink-muted:#a9afbb;
  --accent:#ececec8d; /* acento solicitado */
  --card:#111318;
  --border:#1f2430;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius: 16px;
  --radius-sm: 12px;
  --radius-lg: 24px;
  --container: 1200px;
  --space-1: .5rem;   /* 8px */
  --space-2: .75rem;  /* 12px */
  --space-3: 1rem;    /* 16px */
  --space-4: 1.5rem;  /* 24px */
  --space-5: 2rem;    /* 32px */
  --space-6: 3rem;    /* 48px */
  --space-7: 4rem;    /* 64px */
  --space-8: 6rem;    /* 96px */
  --maxw-readable: 72ch;
}
*{box-sizing:border-box}
html{
  background:var(--bg);
  scroll-behavior:smooth;
}
html,body{
  margin:0;padding:0;background:var(--bg);color:var(--ink);
  font-family: "Satoshi", sans-serif;
  font-weight: 400;
  
}

img{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

.visually-hidden{
  position:absolute!important;clip:rect(1px,1px,1px,1px);padding:0;border:0;height:1px;width:1px;overflow:hidden
}

/* ========= Layout ========= */
.container{max-width:var(--container);margin-inline:auto;padding-inline:clamp(12px,2vw,20px)}
.header .container{padding-inline:0}
.section{padding-block: clamp(48px,7vw,82px)}
.section,
#contact,
#culture,
#projects,
#what-we-do,
#about{
  scroll-margin-top:clamp(88px,12vw,120px);
}
.section-weak{
  background:#020107;
  border-block:1px solid rgba(255,255,255,.04)
}
.grid{display:grid;gap:clamp(16px,2vw,24px)}
.grid-2{grid-template-columns:1fr;gap:clamp(20px,3vw,28px)}
@media (min-width: 900px){.grid-2{grid-template-columns:1.1fr .9fr}}

/* ========= Typography & UI ========= */
.kicker{text-transform:uppercase;font-size:.8rem;letter-spacing:.18em;color:var(--ink-muted)}
.muted{color:var(--ink-muted)}
.sec-title{font-size:clamp(1.4rem,2.6vw,2rem);line-height:1.15;margin:0 0 .75rem;font-weight:800;letter-spacing:-.01em}
.lead{font-size:1.05rem;color:var(--ink-weak);max-width:var(--maxw-readable)}
.gradient-text{
  background:linear-gradient(120deg, #fff6f0 0%, #ffb188 35%, #ff7232 58%, #ff3b1f 78%, #ffffff 100%);
  background-size:200% 200%;
  background-position:0% 50%;
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  animation:gradientFlow 8s ease-in-out infinite
}

@keyframes gradientFlow{
  0%{background-position:0% 50%}
  50%{background-position:100% 50%}
  100%{background-position:0% 50%}
}

/* Buttons */
.btn{
  display:inline-block;background:var(--naranja);color:#fff;border:none;border-radius:999px;
  padding:.85rem 1.25rem;font-weight:600;letter-spacing:.2px;box-shadow:var(--shadow);
  transition:transform .18s ease,opacity .18s ease
}
.btn:hover{transform:translateY(-1px);opacity:.95;text-decoration:none}
.btn-outline{
  background:transparent;color:var(--ink);border:1px solid var(--border);border-radius:999px;
  padding:.8rem 1.15rem;font-weight:600
}

/* ========= Header ========= */
.header{
  position:sticky;top:0;z-index:40;
  background:var(--bg);
  border-bottom:1px solid var(--border)
}
.nav{
  display:flex;
  align-items:center;
  padding-block:.75rem;
  gap:var(--space-3);
  flex-wrap:wrap;
  width:100%;
}
.brand{
  display:flex;
  align-items:center;
  font-weight:800;
  letter-spacing:.2px;
  text-decoration:none;
  flex-shrink:0;
  gap:.65rem;
}
.hero-brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
}
.hero-logo {
    width: 60px;
  height: 60px;
}
.menu{
  display:flex;
  gap:clamp(10px,2vw,20px);
  align-items:center;
  flex:1;
  justify-content:center;
  flex-wrap:wrap
}
.menu a{color:var(--ink-weak);font-weight:600;text-decoration: none; }
.menu a:hover{color:var(--ink)}
.nav-contact{
  margin-left:auto;
  flex-shrink:0
}
.section-weak{
  background:#020107;
  border-block:1px solid rgba(255,255,255,.04);
}
.section-weak .container{
  color:#f5f7ff;
}
.section-weak .lead{color:rgba(227,233,255,.82);}
.section-weak .muted{color:rgba(198,205,240,.68);}
.section-weak .card{background:linear-gradient(145deg, rgba(22,24,38,.92), rgba(8,10,22,.92));border:1px solid rgba(73,89,163,.25);}
.section-weak .card p{color:rgba(210,219,255,.78);}
.section-weak .card strong{color:#f0f4ff;}
.what-art{
  margin-top:clamp(20px,4vw,36px);
  display:flex;
  justify-content:center;
}
.what-art img{
  display:block;
  width:min(320px, 90%);
  border-radius:16px;
}
.nav-toggle{
  display:none;
  background:color-mix(in srgb, var(--bg) 60%, transparent);
  border:1px solid var(--border);
  border-radius:10px;
  padding:.45rem;
  cursor:pointer;
  line-height:0;
  transition:transform .2s ease,border-color .2s ease;
}
.nav-toggle:hover{transform:translateY(-1px);border-color:color-mix(in srgb, var(--border) 40%, var(--ink) 60%);}
.nav-toggle:focus-visible{outline:3px solid color-mix(in srgb, var(--accent) 60%, white);outline-offset:2px;}
.nav-toggle-icon,
.nav-toggle-icon::before,
.nav-toggle-icon::after{
  content:"";
  display:block;
  width:22px;
  height:2px;
  border-radius:999px;
  background:color-mix(in srgb, var(--ink) 70%, white 30%);
  transition:transform .25s ease,opacity .25s ease;
}
.nav-toggle-icon{position:relative;}
.nav-toggle-icon::before,
.nav-toggle-icon::after{
  position:absolute;
  inset:0;
}
.nav-toggle-icon::before{transform:translateY(-6px);}
.nav-toggle-icon::after{transform:translateY(6px);}
.nav.is-open .nav-toggle-icon{background:transparent;}
.nav.is-open .nav-toggle-icon::before{transform:translateY(0) rotate(45deg);}
.nav.is-open .nav-toggle-icon::after{transform:translateY(0) rotate(-45deg);}
@media (max-width: 900px){
  .nav-toggle{display:inline-flex;justify-content:center;align-items:center;}
  .nav{
    flex-wrap:nowrap;
    gap:var(--space-2);
  }
  .brand{
    transform:scale(1.08);
    transform-origin:left center;
  }
  .hero-logo{
    width:68px;
    height:68px;
  }
}
@media (max-width: 720px){
  .nav{
    display:grid;
    grid-template-columns:minmax(0, 1fr) auto;
    align-items:center;
    column-gap:var(--space-3);
    row-gap:var(--space-2);
    width:100%;
    padding-inline:clamp(14px,5vw,24px);
    grid-auto-rows:min-content;
  }
  .brand{
    transform:none;
    transform-origin:left center;
    max-width:100%;
    gap:.5rem;
  }
  .hero-brand{
    display:flex;
    flex-direction:column;
    align-items:flex-start;
    gap:.25rem;
  }
  .hero-brand span:last-child{
    font-size:clamp(.9rem,3.8vw,1.05rem);
    line-height:1.1;
    letter-spacing:-.01em;
  }
  .hero-logo{
    width:60px;
    height:60px;
  }
  .nav-toggle{
    margin-left:0;
    justify-self:end;
    z-index:2;
  }
  .menu{
    width:100%;
    flex-direction:column;
    justify-content:flex-start;
    gap:.45rem;
    grid-column:1/-1;
    max-height:0;
    opacity:0;
    visibility:hidden;
    overflow:hidden;
    padding-block:0;
    pointer-events:none;
    transition:max-height .3s ease,opacity .24s ease,visibility .24s ease,padding .24s ease;
  }
  .menu a{
    padding:.6rem 0;
    width:100%;
    text-align:left;
  }
  .nav-contact{
    margin-left:0;
    margin-top:0;
    width:100%;
    display:flex;
    justify-content:center;
    align-items:center;
    text-align:center;
    grid-column:1/-1;
    max-height:0;
    opacity:0;
    visibility:hidden;
    overflow:hidden;
    pointer-events:none;
    transition:max-height .3s ease,opacity .24s ease,visibility .24s ease;
  }
  .nav.is-open .menu{
    max-height:320px;
    opacity:1;
    visibility:visible;
    padding-block:.25rem .1rem;
    pointer-events:auto;
  }
  .nav.is-open .nav-contact{
    margin-top:.85rem;
    max-height:64px;
    opacity:1;
    visibility:visible;
    pointer-events:auto;
    display:flex;
  }
}
/* ========= Hero ========= */
.hero{
  position:relative;
  padding-block:clamp(64px,11vw,120px);
  border-bottom:1px solid var(--border);
  overflow:hidden;
  background-color:#06030d;
  background-image:
    radial-gradient(120% 140% at 50% -10%, rgba(255,118,20,.12) 0, rgba(255,118,20,0) 65%),
    radial-gradient(circle at center, rgba(195,150,255,.36) 0 1.6px, rgba(195,150,255,0) 1.6px);
  background-size:100% 100%, 34px 34px;
  background-position:center top, 0 0;
  background-repeat:no-repeat, repeat;
  color:#f5f6ff
}
.hero h1{font-size:clamp(2rem,4.8vw,3.5rem);line-height:1.08;margin:0 0 .6rem;font-weight:900;letter-spacing:-.02em}
.hero-sub{max-width:var(--maxw-readable);font-size:clamp(1rem,1.4vw,1.2rem);color:rgba(240,244,255,.82)}
.hero-cta{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:1.25rem}

.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(0,0,0,.45) 0%,rgba(0,0,0,.6) 80%, rgba(0,0,0,.72) 100%);
  pointer-events:none;
  z-index:1
}
.hero > .container{
  position:relative;
  z-index:2
}
.hero .kicker{color:rgba(240,244,255,.7)}
.hero .btn-outline{color:#f0f4ff;border-color:rgba(240,244,255,.35)}
.hero .btn-outline:hover{color:#fff;border-color:rgba(255,255,255,.7)}

/* ========= Value bullets ========= */
.bullets{display:grid;gap:12px;margin-top:var(--space-4)}
@media (min-width: 700px){.bullets{grid-template-columns:repeat(3,1fr)}}
.bullet{border:1px solid rgba(255,118,20,.18);background:var(--card);border-radius:var(--radius-sm);padding:1rem .9rem}
.bullet strong{display:block}

/* ========= Cards / Lists ========= */
.cards{display:grid;gap:clamp(16px,2vw,20px);grid-template-columns:1fr}
@media (min-width: 700px){.cards{grid-template-columns:repeat(2,1fr)}}
@media (min-width: 1000px){.cards{grid-template-columns:repeat(4,1fr)}}
.cards-2{grid-template-columns:1fr 1fr}
#what-we-do .cards{
  grid-template-columns:1fr;
  gap:clamp(12px,1.8vw,16px);
  max-width:420px;
  margin-inline:auto;
  justify-items:start;
}
#what-we-do .card,
#projects .card{
  width:100%;
  padding:clamp(14px,2vw,18px);
}
#what-we-do .card strong,
#projects .card strong{
  display:block;
  margin-bottom:.35rem;
}
#projects .cards{
  grid-template-columns:1fr;
  gap:clamp(12px,1.8vw,16px);
  max-width:420px;
  margin-inline:auto;
}
.card{
  background:var(--card);border:1px solid rgba(255,118,20,.18);border-radius:var(--radius);
  padding:clamp(16px,2.5vw,22px);box-shadow:var(--shadow);transition:transform .18s ease,box-shadow .18s ease
}
.card:hover{transform:translateY(-2px)}
.list{
  display:grid;gap:10px;margin-top:var(--space-3);
  grid-template-columns:1fr
}
.list li{background:var(--card);border:1px solid rgba(255,118,20,.18);border-radius:12px;padding:.8rem 1rem}

:is(.card, .bullet, .list li){
  position:relative;
  overflow:visible;
  z-index:0
}
:is(.card, .bullet, .list li)::before{
  content:"";
  position:absolute;
  inset:-1px;
  padding:1.5px;
  border-radius:inherit;
  background:linear-gradient(135deg, rgba(255,160,72,.9), rgba(255,77,0,.65) 45%, rgba(255,130,50,.9) 100%);
  mix-blend-mode:normal;
  pointer-events:none;
  opacity:.45;
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  mask-composite: exclude;
}
:is(.card, .bullet, .list li)::after{
  content:"";
  position:absolute;
  inset:-12px;
  border-radius:inherit;
  background:
    radial-gradient(circle at 20% 20%, rgba(255,170,88,.35), rgba(255,170,88,0) 55%),
    radial-gradient(circle at 80% 20%, rgba(255,94,0,.25), rgba(255,94,0,0) 60%),
    radial-gradient(circle at 50% 100%, rgba(255,140,50,.28), rgba(255,140,50,0) 70%);
  filter:blur(18px);
  opacity:.35;
  pointer-events:none;
  z-index:-1
}


/* ========= Projects teaser ========= */
.projects .teaser{
  border-left:4px solid var(--accent);padding-left:1rem;margin-top:.75rem;color:var(--ink-weak)
}

/* ========= Collaborators ========= */
.collaborators-grid{align-items:center;gap:clamp(24px,4vw,40px)}
.collab-card{
  background:var(--card);
  border:1px solid rgba(255,118,20,.18);
  border-radius:var(--radius);
  padding:clamp(20px,3vw,28px);
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:clamp(14px,2vw,18px);
  text-align:center;
  box-shadow:var(--shadow);
  max-width:360px;
  margin-inline:auto;
}
.collab-logo{width:clamp(96px,12vw,140px);height:auto;display:block;filter:drop-shadow(0 16px 24px rgba(89,54,255,.26))}
.collab-name{font-weight:700;font-size:1.1rem;color:var(--ink)}

/* ========= Advantages ========= */
.adv .card h4{margin:.2rem 0 .25rem}
.adv .card p{margin:0;color:var(--ink-muted)}

/* ========= Culture ========= */
.chips{display:flex;flex-wrap:wrap;gap:.6rem}
.chip{border:1px solid var(--border);background:var(--card);padding:.55rem .8rem;border-radius:999px;font-weight:600}

/* ========= Contact ========= */
.form{
  display:grid;gap:12px;grid-template-columns:1fr
}
@media (min-width: 800px){.form{grid-template-columns:1fr 1fr}}
.form label{display:block;font-weight:600;margin-bottom:6px}
.form input,.form textarea{
  width:100%;border:1px solid var(--border);border-radius:12px;background:var(--card);
  padding:.8rem 1rem;color:var(--ink)
}
.form textarea{min-height:140px;resize:vertical}
.form .full{grid-column:1/-1}

/* ========= Footer ========= */
.footer{border-top:1px solid var(--border);padding-block:28px;color:var(--ink-muted);font-size:.95rem}
.footer-row{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.footer-links{display:flex;gap:1rem}

/* ========= Motion & Focus ========= */
@media (prefers-reduced-motion: reduce){
  *{animation:none!important;transition:none!important}
  .gradient-text{animation:none}
}
:focus-visible{
  outline:3px solid color-mix(in srgb, var(--accent) 60%, white);
  outline-offset:2px;border-radius:10px
}
.hero .kicker{color:rgba(240,244,255,.7)}
.hero .btn-outline{color:#f0f4ff;border-color:rgba(240,244,255,.35)}
.hero .btn-outline:hover{color:#fff;border-color:rgba(255,255,255,.7)}