/* ============================================================
   AEVO ENGENHARIA — Design System
   ============================================================ */
:root{
  --bg:#ffffff;
  --bg-2:#f5f5f7;
  --bg-3:#fbfbfd;
  --ink:#1d1d1f;
  --ink-2:#515154;
  --ink-3:#86868b;
  --line:#d2d2d7;
  --line-2:#e8e8ed;
  --accent:#0071e3;
  --accent-h:#0077ed;
  --dark:#111113;
  --r-sm:10px;
  --r:18px;
  --r-lg:28px;
  --max:1180px;
  --pad:24px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font:"Inter","SF Pro Display",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:70px}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--font);font-size:17px;line-height:1.5;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  font-feature-settings:"cv02","cv03","cv04","ss01";
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
::selection{background:#0071e3;color:#fff}

.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
.wrap-wide{max-width:1400px;margin:0 auto;padding:0 var(--pad)}

/* ---------- tipografia ---------- */
h1,h2,h3,h4{margin:0;font-weight:650;letter-spacing:-.028em;line-height:1.06}
.h-display{font-size:clamp(40px,7.2vw,80px);letter-spacing:-.038em}
.h1{font-size:clamp(34px,5.2vw,56px)}
.h2{font-size:clamp(28px,4vw,44px)}
.h3{font-size:clamp(21px,2.2vw,28px);letter-spacing:-.022em}
.h4{font-size:19px;letter-spacing:-.016em;font-weight:600}
p{margin:0 0 1em}
.lead{font-size:clamp(18px,2vw,22px);line-height:1.45;color:var(--ink-2);letter-spacing:-.012em}
.eyebrow{
  font-size:12px;font-weight:600;letter-spacing:.13em;text-transform:uppercase;
  color:var(--ink-3);margin:0 0 14px
}
.muted{color:var(--ink-2)}
.small{font-size:14px;line-height:1.5}

/* ---------- seções ---------- */
section{padding:clamp(64px,9vw,118px) 0;position:relative}
.sec-alt{background:var(--bg-2)}
.sec-dark{background:var(--dark);color:#fff}
.sec-dark .eyebrow,.sec-dark .muted{color:#98989d}
.sec-head{max-width:760px;margin-bottom:clamp(36px,5vw,60px)}

/* ---------- botões ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 24px;border-radius:980px;border:1px solid transparent;
  font-size:15px;font-weight:520;letter-spacing:-.01em;
  transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.btn:active{transform:scale(.975)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-h)}
.btn-ghost{border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{background:#f0f0f2}
.btn-outline-light{border-color:rgba(255,255,255,.35);color:#fff}
.btn-outline-light:hover{background:#fff;color:var(--ink)}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;color:var(--accent);
  font-size:16px;font-weight:500;letter-spacing:-.01em
}
.link-arrow svg{transition:transform .22s var(--ease)}
.link-arrow:hover svg{transform:translateX(4px)}

/* ---------- header ---------- */
.hdr{
  position:fixed;inset:0 0 auto 0;z-index:900;height:56px;
  background:rgba(255,255,255,.72);
  backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid rgba(0,0,0,.08);
}
.hdr-in{max-width:1220px;margin:0 auto;padding:0 22px;height:100%;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;flex:0 0 auto}
.brand img{height:19px;width:auto}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav a{
  padding:7px 12px;border-radius:8px;font-size:13px;font-weight:480;
  color:var(--ink);opacity:.85;letter-spacing:-.004em;
  transition:opacity .18s,background .18s
}
.nav a:hover{opacity:1;background:rgba(0,0,0,.045)}
.nav a.is-admin{
  margin-left:8px;border:1px solid var(--line);opacity:1;font-weight:550;
  display:inline-flex;align-items:center;gap:6px
}
.nav a.is-admin:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.nav a.is-admin svg{width:13px;height:13px}
.burger{display:none;margin-left:auto;background:none;border:0;padding:8px;color:var(--ink)}
@media(max-width:900px){
  .nav{
    position:fixed;inset:56px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;
    background:rgba(255,255,255,.97);backdrop-filter:blur(20px);
    border-bottom:1px solid var(--line-2);padding:10px 16px 20px;
    transform:translateY(-8px);opacity:0;pointer-events:none;transition:.25s var(--ease)
  }
  .nav.open{transform:none;opacity:1;pointer-events:auto}
  .nav a{padding:13px 8px;font-size:16px;border-bottom:1px solid var(--line-2)}
  .nav a.is-admin{margin:14px 0 0;justify-content:center;padding:13px;border-radius:980px}
  .burger{display:block}
}

/* ---------- hero ---------- */
.hero{padding:132px 0 0;text-align:center;overflow:hidden}
.hero-logo{height:clamp(56px,10vw,104px);width:auto;margin:0 auto 26px}
.hero .lead{max-width:640px;margin:0 auto 30px}
.hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:clamp(48px,7vw,74px)}
.hero-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  aspect-ratio:16/8.2;background:var(--bg-2)
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-hud{
  position:absolute;inset:auto 0 0 0;display:flex;justify-content:space-between;
  padding:18px 26px;font-size:11px;letter-spacing:.12em;text-transform:uppercase;
  color:rgba(255,255,255,.82);
  background:linear-gradient(to top,rgba(0,0,0,.55),transparent)
}
@media(max-width:640px){.hero-hud span:nth-child(2){display:none}}

/* ---------- números ---------- */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:clamp(56px,7vw,84px) 0}
.stat{text-align:center;padding:0 12px}
.stat b{display:block;font-size:clamp(40px,6vw,64px);font-weight:660;letter-spacing:-.04em;line-height:1}
.stat>span{display:block;margin-top:10px;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3)}
@media(max-width:640px){.stats{grid-template-columns:1fr;gap:38px}}

/* ---------- split ---------- */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(32px,5vw,72px);align-items:center}
.split.rev>.split-media{order:-1}
.split-media{border-radius:var(--r-lg);overflow:hidden;background:var(--bg-2)}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
@media(max-width:860px){.split{grid-template-columns:1fr}.split.rev>.split-media{order:0}}

/* ---------- cards ---------- */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
@media(max-width:1000px){.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.grid-4,.grid-2{grid-template-columns:1fr}}
.card{
  background:#fff;border:1px solid var(--line-2);border-radius:var(--r);
  padding:30px 26px 32px;transition:transform .3s var(--ease),box-shadow .3s var(--ease)
}
.card:hover{transform:translateY(-3px);box-shadow:0 12px 34px rgba(0,0,0,.07)}
.card .num{font-size:12px;font-weight:600;letter-spacing:.12em;color:var(--ink-3);display:block;margin-bottom:16px}
.card h3{margin-bottom:14px}
.card ul{list-style:none;margin:0;padding:0}
.card ul li{
  font-size:15px;color:var(--ink-2);padding:8px 0;border-top:1px solid var(--line-2);
  letter-spacing:-.008em
}
.card ul li:first-child{border-top:0;padding-top:0}
.card-icon{width:30px;height:30px;margin-bottom:18px;color:var(--accent)}

/* diferenciais: lista editorial */
.dlist{border-top:1px solid var(--line)}
.dlist>div{display:grid;grid-template-columns:56px 1fr 1.15fr;gap:24px;padding:26px 0;border-bottom:1px solid var(--line)}
.dlist .n{font-size:13px;font-weight:600;color:var(--ink-3);letter-spacing:.08em;padding-top:4px}
.dlist p{margin:0;color:var(--ink-2);font-size:16px}
@media(max-width:760px){.dlist>div{grid-template-columns:44px 1fr;gap:14px}.dlist p{grid-column:2}}

/* ---------- portfólio ---------- */
.proj{
  display:grid;grid-template-columns:1fr 1.12fr;gap:clamp(28px,4.5vw,64px);
  align-items:center;padding:clamp(44px,6vw,72px) 0;border-top:1px solid var(--line)
}
.proj.rev>.proj-media{order:-1}
.proj-media{border-radius:var(--r);overflow:hidden;background:var(--bg-2);aspect-ratio:16/10}
.proj-media img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.proj:hover .proj-media img{transform:scale(1.03)}
.proj-tags{display:flex;flex-wrap:wrap;gap:7px;margin:20px 0 22px}
.tag{
  font-size:12.5px;padding:6px 12px;border-radius:980px;background:var(--bg-2);
  color:var(--ink-2);border:1px solid var(--line-2);letter-spacing:-.005em
}
.sec-alt .tag{background:#fff}
.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:24px 0 26px}
.metrics div{border-top:1px solid var(--line)}
.metrics b{display:block;font-size:24px;font-weight:620;letter-spacing:-.03em;padding-top:12px}
.metrics span{font-size:12px;letter-spacing:.07em;text-transform:uppercase;color:var(--ink-3)}
@media(max-width:860px){.proj{grid-template-columns:1fr}.proj.rev>.proj-media{order:0}}

/* barras de conformidade */
.bars{margin:22px 0 26px}
.bars .row{display:grid;grid-template-columns:1fr 140px 48px;align-items:center;gap:14px;padding:11px 0;border-top:1px solid var(--line)}
.bars .row span:first-child{font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-2)}
.bars .track{display:block;height:4px;border-radius:4px;background:var(--line)}
.bars .fill{display:block;height:100%;border-radius:4px;background:var(--ink);width:0;transition:width 1.1s var(--ease)}
.bars .row b{font-size:14px;font-weight:600;text-align:right;font-variant-numeric:tabular-nums}

/* ---------- clientes ---------- */
.logos{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.logos div{
  background:#fff;border:1px solid var(--line-2);border-radius:var(--r-sm);
  height:104px;display:flex;align-items:center;justify-content:center;padding:22px
}
.logos img{max-height:100%;max-width:100%;object-fit:contain;filter:grayscale(1);opacity:.72;transition:.3s var(--ease)}
.logos div:hover img{filter:none;opacity:1}
@media(max-width:900px){.logos{grid-template-columns:repeat(3,1fr)}}
@media(max-width:520px){.logos{grid-template-columns:repeat(2,1fr)}.logos div{height:84px;padding:16px}}

/* ---------- atuação nacional ---------- */
.tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:30px}
.tabs button{
  padding:9px 18px;border-radius:980px;border:1px solid var(--line);background:transparent;
  font-size:13.5px;font-weight:500;color:var(--ink-2);transition:.2s var(--ease)
}
.tabs button:hover{border-color:var(--ink-3)}
.tabs button[aria-selected="true"]{background:var(--ink);border-color:var(--ink);color:#fff}
.uf-grid{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}
.uf{
  min-width:46px;text-align:center;padding:9px 12px;border-radius:var(--r-sm);
  background:#fff;border:1px solid var(--line-2);font-size:13px;font-weight:600;letter-spacing:.02em
}
.uf.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.apt-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.apt-list li{padding:14px 0;border-bottom:1px solid var(--line);font-size:16px;display:flex;justify-content:space-between;gap:16px}
.apt-list li span{color:var(--ink-3);font-size:13px;letter-spacing:.06em;text-transform:uppercase}
.apt-empty{padding:22px 0;color:var(--ink-3);font-size:15px}

/* ---------- EAD ---------- */
.ead{position:relative;overflow:hidden;text-align:center;color:#fff}
.ead::before{
  content:"";position:absolute;inset:0;
  background:url("../img/fotos/ead-noturno.webp") center/cover no-repeat;
  opacity:.34
}
.ead::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,#111113 0%,rgba(17,17,19,.55) 45%,#111113 100%)}
.ead .wrap{position:relative;z-index:2}
.badge{
  display:inline-block;padding:7px 16px;border-radius:980px;border:1px solid rgba(255,255,255,.28);
  font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:22px
}
.ead p{color:#c7c7cc;max-width:620px;margin:0 auto 12px}

/* ---------- contato ---------- */
.form{display:grid;gap:18px}
.field label{display:block;font-size:12.5px;font-weight:600;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-3);margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;padding:14px 16px;border:1px solid var(--line);border-radius:12px;
  background:#fff;font:inherit;font-size:16px;color:var(--ink);transition:.18s var(--ease)
}
.field textarea{min-height:132px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(0,113,227,.13)
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:620px){.form-row{grid-template-columns:1fr}}
.form-msg{font-size:14.5px;padding:12px 16px;border-radius:12px;display:none}
.form-msg.ok{display:block;background:#e8f5ec;color:#0b6b32}
.form-msg.err{display:block;background:#fdecec;color:#a3231f}
.contact-aside{border-radius:var(--r-lg);overflow:hidden;position:relative;min-height:460px;display:flex}
.contact-aside img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.contact-aside blockquote{
  position:relative;z-index:2;margin:auto 0 0;padding:34px;color:#fff;font-size:20px;
  letter-spacing:-.018em;line-height:1.35;width:100%;
  background:linear-gradient(to top,rgba(0,0,0,.75),transparent 100%);padding-top:110px
}

/* ---------- footer ---------- */
.ftr{background:var(--bg-2);padding:64px 0 34px;border-top:1px solid var(--line-2)}
.ftr-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.ftr img{height:17px;margin-bottom:16px}
.ftr h5{margin:0 0 14px;font-size:12px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3)}
.ftr ul{list-style:none;margin:0;padding:0}
.ftr li{margin-bottom:9px}
.ftr a{font-size:14.5px;color:var(--ink-2)}
.ftr a:hover{color:var(--ink)}
.ftr-bot{
  margin-top:46px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:var(--ink-3)
}
@media(max-width:820px){.ftr-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.ftr-grid{grid-template-columns:1fr}}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}