/* UAVI — Engenharia & Tecnologia | V1 aprovada */
/* ===== ENGENHARIA & TECNOLOGIA — PREVIEW V1 ===== */
.et-main{overflow:hidden}
.et-main img{display:block;max-width:100%}
.et-section{padding:72px 0}
.et-kicker,.et-eyebrow{
  font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--yellow)
}
.et-head{max-width:860px;margin-bottom:30px}
.et-head h2{
  font-size:clamp(40px,4.6vw,64px);line-height:.98;letter-spacing:-.05em;margin:10px 0 16px
}
.et-head p{font-size:16px;line-height:1.75;color:#666;max-width:790px;margin:0}

/* Hero */
.et-hero{
  position:relative;min-height:min(92vh,900px);display:flex;align-items:flex-end;
  overflow:hidden;background:#0f1113;color:#fff;isolation:isolate
}
.et-hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 46%;z-index:0}
.et-hero:after{
  content:"";position:absolute;inset:0;z-index:1;
  background:
    linear-gradient(90deg,rgba(8,10,13,.95) 0%,rgba(8,10,13,.86) 40%,rgba(8,10,13,.52) 70%,rgba(8,10,13,.22) 100%),
    linear-gradient(180deg,rgba(0,0,0,.12),rgba(0,0,0,.46))
}
.et-hero-inner{position:relative;z-index:2;width:min(92vw,var(--max));max-width:1180px;margin:0 auto;padding:116px 0 82px}
.et-hero-copy{max-width:720px}
.et-hero .et-kicker{display:flex;align-items:center;gap:12px}
.et-hero .et-kicker:before{content:"";width:34px;height:2px;background:var(--yellow)}
.et-hero h1{
  font-size:clamp(66px,7.6vw,118px);line-height:.86;letter-spacing:-.067em;
  margin:18px 0 26px;font-weight:780;max-width:900px
}
.et-hero h1 span{display:block;font-weight:520}
.et-hero p{font-size:18px;line-height:1.68;color:rgba(255,255,255,.88);max-width:700px;margin:0}
.et-hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.et-btn{
  min-height:56px;padding:0 24px;border-radius:10px;display:inline-flex;align-items:center;
  justify-content:center;gap:12px;font-size:13px;font-weight:800
}
.et-btn-primary{background:#fff;color:#111;border:1px solid #fff}
.et-btn-ghost{background:rgba(255,255,255,.07);color:#fff;border:1px solid rgba(255,255,255,.28);backdrop-filter:blur(8px)}
.et-hero-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:30px;max-width:620px}
.et-hero-card{
  padding:18px;border:1px solid rgba(255,255,255,.16);border-radius:16px;
  background:rgba(255,255,255,.08);backdrop-filter:blur(9px)
}
.et-hero-card strong{display:block;font-size:21px;line-height:1.04;letter-spacing:-.04em;margin-bottom:8px}
.et-hero-card span{display:block;font-size:11.5px;line-height:1.5;color:rgba(255,255,255,.84)}
.et-scroll{
  position:absolute;left:50%;bottom:22px;transform:translateX(-50%);z-index:3;
  display:flex;flex-direction:column;align-items:center;gap:9px;font-size:10px;letter-spacing:.15em;text-transform:uppercase
}
.et-scroll i{width:1px;height:34px;background:linear-gradient(var(--yellow),transparent)}

/* Intro / engineering */
.et-split{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center}
.et-media{overflow:hidden;border-radius:22px;background:#f4f4f1}
.et-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.et-copy h3{
  font-size:clamp(32px,3.5vw,48px);line-height:1.02;letter-spacing:-.045em;margin:8px 0 14px
}
.et-copy p{font-size:15px;line-height:1.76;color:#666;margin:0 0 18px}
.et-points{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px}
.et-point{padding:15px;border:1px solid var(--line);border-radius:14px;background:#fff}
.et-point b{display:block;font-size:14px;margin-bottom:5px}
.et-point span{display:block;font-size:11px;line-height:1.5;color:#777}

/* PIT */
.et-pit{background:#111;color:#fff}
.et-pit .et-eyebrow{color:var(--yellow)}
.et-pit-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:34px;align-items:center}
.et-pit img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:22px}
.et-pit h2{font-size:clamp(40px,4.2vw,60px);line-height:.98;letter-spacing:-.05em;margin:10px 0 16px}
.et-pit p{font-size:15px;line-height:1.75;color:#d5d5d5;margin:0 0 18px}
.et-pit-note{
  border-left:2px solid var(--yellow);padding:4px 0 4px 16px;color:#fff;font-size:14px;line-height:1.6
}

/* P&D */
.et-rnd-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:34px;align-items:center}
.et-rnd-grid img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:22px}
.et-process{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:22px}
.et-step{border:1px solid var(--line);border-radius:15px;padding:16px;background:#fff;min-height:126px}
.et-step strong{display:block;color:var(--yellow);font-size:12px;margin-bottom:10px}
.et-step h4{font-size:15px;margin:0 0 6px}
.et-step p{font-size:11px;line-height:1.5;color:#777;margin:0}

/* Projects special pitch */
.et-special{background:#fafaf8;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.et-special-lead{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center;margin-bottom:34px}
.et-special-lead img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:22px}
.et-special-copy h2{font-size:clamp(42px,4.5vw,64px);line-height:.98;letter-spacing:-.05em;margin:10px 0 16px}
.et-special-copy p{font-size:15px;line-height:1.74;color:#666;margin:0 0 18px}
.et-audiences{display:flex;gap:8px;flex-wrap:wrap}
.et-chip{padding:9px 12px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:11px;font-weight:700}

/* Developed projects */
.et-projects-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:22px}
.et-projects-head h3{font-size:clamp(40px,4.6vw,64px);line-height:.98;letter-spacing:-.05em;margin:10px 0 0}
.et-projects-head p{max-width:520px;color:#777;font-size:13px;line-height:1.6;margin:0}
.et-projects{
  display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px;scrollbar-width:none
}
.et-projects::-webkit-scrollbar{display:none}
.et-project{
  position:relative;min-width:300px;max-width:300px;height:430px;border-radius:22px;overflow:hidden;
  scroll-snap-align:start;box-shadow:0 14px 34px rgba(0,0,0,.1)
}
.et-project img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.et-project:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.05),rgba(0,0,0,.82))}
.et-project-copy{position:absolute;z-index:2;left:0;right:0;bottom:0;padding:24px;color:#fff}
.et-project small{font-size:10px;letter-spacing:.12em;text-transform:uppercase;font-weight:800;color:#f1d34b}
.et-project h4{font-size:26px;line-height:1.05;letter-spacing:-.035em;margin:8px 0 9px}
.et-project p{font-size:12.5px;line-height:1.55;color:#f1f1f1;margin:0}

/* Demand */
.et-demand{padding:76px 0}
.et-demand-box{
  background:#111;color:#fff;border-radius:26px;padding:48px;display:grid;grid-template-columns:1fr auto;gap:34px;align-items:center
}
.et-demand h2{font-size:clamp(40px,4.7vw,64px);line-height:.98;letter-spacing:-.05em;margin:0 0 13px}
.et-demand p{margin:0;color:#d0d0d0;line-height:1.7;max-width:720px}
.et-demand a{min-height:54px;padding:0 24px;border-radius:12px;background:var(--yellow);color:#111;font-weight:800;display:inline-flex;align-items:center;justify-content:center}


@media(max-width:980px){
  .et-split,.et-pit-grid,.et-rnd-grid,.et-special-lead{grid-template-columns:1fr}
  .et-hero-cards{grid-template-columns:repeat(2,1fr)}
  .et-process{grid-template-columns:repeat(2,1fr)}
  .et-demand-box{grid-template-columns:1fr}
}
@media(max-width:900px){
  .et-hero{min-height:760px}
  .et-hero-bg{object-position:58% 50%}
  .et-hero:after{background:linear-gradient(180deg,rgba(9,11,14,.34) 0%,rgba(9,11,14,.62) 36%,rgba(9,11,14,.96) 100%)}
  .et-hero-inner{padding:98px 0 62px}
  .et-hero h1{font-size:clamp(54px,14.8vw,78px);line-height:.88;margin:14px 0 16px}
  .et-hero p{font-size:16px;line-height:1.62}
  .et-hero-actions{flex-wrap:nowrap;gap:12px;margin-top:24px}
  .et-btn{padding:0 17px;font-size:12.5px;white-space:nowrap}
  .et-hero-cards{gap:10px;margin-top:24px}
  .et-hero-card{padding:15px 13px;border-radius:18px}
  .et-hero-card strong{font-size:20px}
}
@media(max-width:620px){
  .et-section,.et-demand{padding:52px 0}
  .et-head h2{font-size:42px}
  .et-points,.et-process{grid-template-columns:1fr 1fr}
  .et-step{min-height:150px}
  .et-projects-head{display:block}
  .et-projects-head h3{font-size:42px}
  .et-projects-head p{margin-top:12px}
  .et-project{min-width:80vw;max-width:80vw;height:480px}
  .et-demand-box{padding:28px}
  .et-demand h2{font-size:42px}
}
@media(max-width:430px){
  .et-btn{padding:0 14px;font-size:12px}
}