/* DC DUE — site institucional. Identidade visual tecnológica (preto e ciano). */
@font-face{font-family:"Inter";font-weight:400;font-style:normal;font-display:swap;src:url(../fontes/inter-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"Inter";font-weight:500;font-style:normal;font-display:swap;src:url(../fontes/inter-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"Inter";font-weight:600;font-style:normal;font-display:swap;src:url(../fontes/inter-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"Inter Tight";font-weight:500;font-style:normal;font-display:swap;src:url(../fontes/inter-tight-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"Inter Tight";font-weight:600;font-style:normal;font-display:swap;src:url(../fontes/inter-tight-latin-600-normal.woff2) format("woff2")}
:root{ --acc-rgb:53,211,230;--acc2-rgb:170,240,248;--lt-rgb:205,240,246;--bg-rgb:7,10,13;--bg3:#05080a;--g1:#c3d0d6;--g1b:#bfccd2;--g2:#d3dde2;--g3:#6f7f89;--g4:#8c9ba4;
  color-scheme:dark;
  --bg:#070a0d;--bg2:#0b1015;--card:#0f151b;--line:rgba(160,220,235,.14);
  --tx:#ecf3f6;--mut:#93a4ae;--acc:#35d3e6;--acc2:#8fe9f3;
  --w:1200px;--hh:76px;
  --disp:'Inter Tight','Helvetica Neue',Arial,sans-serif;
  --body:'Inter','Helvetica Neue',Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--tx);font:400 17px/1.7 var(--body);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul{list-style:none}
:focus-visible{outline:2px solid var(--acc);outline-offset:3px}
.wrap{width:min(var(--w),100% - 48px);margin-inline:auto}
.skip{position:absolute;left:-999px;top:8px;background:var(--acc);color:#000;padding:8px 14px;z-index:200}
.skip:focus{left:8px}
section[id]{scroll-margin-top:var(--hh)}

/* tipografia */
h1,h2,h3{font-family:var(--disp);font-weight:500;letter-spacing:-.025em;line-height:1.08}
h1{font-size:clamp(2.4rem,5.4vw,4.6rem)}
h2{font-size:clamp(1.9rem,3.6vw,3rem)}
h3{font-size:1.25rem;letter-spacing:-.01em;line-height:1.25}
.eyebrow{display:inline-flex;align-items:center;gap:12px;font:500 .78rem/1 var(--body);letter-spacing:.22em;text-transform:uppercase;color:var(--acc)}
.eyebrow::before{content:"";width:36px;height:1px;background:var(--acc);flex:none}
.lead{font-size:clamp(1.05rem,1.5vw,1.25rem);color:var(--mut);max-width:62ch}

/* cabeçalho */
.hdr{position:fixed;inset:0 0 auto 0;height:var(--hh);z-index:100;transition:background .35s,backdrop-filter .35s,border-color .35s;border-bottom:1px solid transparent}
.hdr.solid{background:rgba(var(--bg-rgb),.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-color:var(--line)}
.hdr .wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:14px;line-height:1}
.brand img{width:auto;height:34px}
.brand-txt{display:flex;flex-direction:column;gap:5px}
.brand-name{font:600 1.45rem/1 var(--disp);letter-spacing:-.035em}
.brand-sub{font:500 .58rem/1 var(--body);letter-spacing:.3em;color:var(--mut)}
.nav{display:flex;align-items:center;gap:32px}
.nav a{font:500 .86rem/1 var(--body);letter-spacing:.04em;color:var(--g2);position:relative;padding:8px 0;transition:color .2s}
.nav a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:var(--acc);transition:right .3s}
.nav a:hover{color:#fff}
.nav a:hover::after{right:0}
.nav .btn{padding:12px 20px;font-size:.8rem;color:var(--bg)}
.nav .btn::after{display:none}
.burger{display:none;width:44px;height:44px;background:none;border:0;cursor:pointer;position:relative}
.burger span{position:absolute;left:10px;right:10px;height:1.5px;background:#fff;transition:.3s}
.burger span:nth-child(1){top:16px}.burger span:nth-child(2){top:22px}.burger span:nth-child(3){top:28px}
.burger[aria-expanded="true"] span:nth-child(1){top:22px;transform:rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){top:22px;transform:rotate(-45deg)}

/* botões */
.btn{display:inline-flex;align-items:center;gap:10px;font:600 .88rem/1 var(--body);letter-spacing:.06em;text-transform:uppercase;padding:18px 28px;border:1px solid var(--acc);background:var(--acc);color:var(--bg);cursor:pointer;transition:background .25s,color .25s,transform .25s}
.btn:hover{background:var(--acc2);border-color:var(--acc2);transform:translateY(-2px)}
.btn.ghost{background:transparent;color:var(--tx);border-color:rgba(255,255,255,.35)}
.btn.ghost:hover{background:rgba(255,255,255,.08);border-color:#fff}

/* topo */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;isolation:isolate;
  background:radial-gradient(60% 70% at 78% 46%,rgba(var(--acc-rgb),.20),transparent 70%),var(--bg)}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:72px 72px;
  -webkit-mask-image:radial-gradient(70% 80% at 70% 50%,#000,transparent 80%);mask-image:radial-gradient(70% 80% at 70% 50%,#000,transparent 80%)}
.hero-in{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(24px,4vw,64px);align-items:center;padding:calc(var(--hh) + 56px) 0 64px}
.hero h1{max-width:14ch;margin:26px 0 28px}
.hero h1 em{font-style:normal;color:var(--acc2)}
.hero .lead{color:var(--g1);margin-bottom:42px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px}
.hero-fig{position:relative;justify-self:center;width:min(440px,100%)}
.hero-fig img{width:100%;
  -webkit-mask-image:linear-gradient(to bottom,#000 78%,transparent 100%);mask-image:linear-gradient(to bottom,#000 78%,transparent 100%);
  filter:none}
.hero-fig::after{content:"";position:absolute;inset:6% -6% 10% 6%;border:1px solid var(--acc);opacity:.35;z-index:-1}
.scroll{position:absolute;left:50%;bottom:26px;width:1px;height:42px;background:linear-gradient(var(--acc),transparent);transform:translateX(-50%)}

/* números */
.stats{border-block:1px solid var(--line);background:var(--bg2)}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:38px 28px;border-right:1px solid var(--line)}
.stat:first-child{padding-left:0}.stat:last-child{border:0}
.stat b{display:block;font:500 clamp(1.7rem,2.8vw,2.4rem)/1 var(--disp);letter-spacing:-.03em;color:var(--acc2);margin-bottom:10px}
.stat span{font-size:.92rem;color:var(--mut);line-height:1.4;display:block}

/* seções */
.sec{padding:clamp(72px,10vw,140px) 0}
.sec.alt{background:var(--bg2)}
.sec-head{display:grid;gap:22px;margin-bottom:clamp(40px,6vw,72px);max-width:800px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,96px);align-items:center}
.split.rev>:first-child{order:2}
.split h2{margin:20px 0 26px}
.split p+p{margin-top:18px}
.split p{color:var(--g1b)}
.plate{position:relative;aspect-ratio:4/3;display:grid;place-items:center;background:var(--card);border:1px solid var(--line)}
.plate::after{content:"";position:absolute;inset:18px -18px -18px 18px;border:1px solid var(--acc);opacity:.5;z-index:-1}
.plate img{width:min(56%,300px)}
.frame{position:relative;max-width:460px;justify-self:center;width:100%}
.frame::after{content:"";position:absolute;inset:18px -18px -18px 18px;border:1px solid var(--acc);opacity:.5;z-index:-1}
.frame{background:radial-gradient(70% 60% at 50% 40%,rgba(var(--acc-rgb),.16),transparent 75%)}
.frame img{width:100%;-webkit-mask-image:linear-gradient(to bottom,#000 80%,transparent 100%);mask-image:linear-gradient(to bottom,#000 80%,transparent 100%)}

/* cartões */
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.card{background:var(--bg);padding:42px 36px 46px;display:flex;flex-direction:column;gap:16px;transition:background .3s}
.card:hover{background:var(--card)}
.card .n{font:500 .8rem/1 var(--body);letter-spacing:.2em;color:var(--acc)}
.card p{color:var(--mut);font-size:1rem;line-height:1.6}
.pillars{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;margin-top:clamp(44px,6vw,72px)}
.pillar{border-top:1px solid var(--acc);padding-top:24px}
.pillar h3{margin-bottom:10px}
.pillar p{color:var(--mut);font-size:.96rem}
.sol-txt{max-width:62ch;color:var(--g1b)}
.sol-txt p+p{margin-top:18px}

/* contato */
.band{position:relative;padding:clamp(80px,11vw,150px) 0;overflow:hidden;isolation:isolate;text-align:center;
  background:radial-gradient(60% 80% at 50% 100%,rgba(var(--acc-rgb),.16),transparent 70%),var(--bg)}
.band h2{max-width:22ch;margin:22px auto 24px}
.band .lead{margin:0 auto 38px}
.band .acoes{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.chan{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;margin-top:clamp(56px,8vw,96px);text-align:left}
.chan div{border-top:1px solid var(--line);padding-top:22px}
.chan small{display:block;font:500 .72rem/1 var(--body);letter-spacing:.2em;text-transform:uppercase;color:var(--acc);margin-bottom:12px}
.chan a{font:500 1.05rem/1.35 var(--disp);letter-spacing:-.01em;word-break:break-word}
.chan a:hover{color:var(--acc2)}

/* rodapé */
.ftr{border-top:1px solid var(--line);padding:72px 0 34px;background:var(--bg3)}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px;margin-bottom:56px}
.ftr h4{font:500 .72rem/1 var(--body);letter-spacing:.2em;text-transform:uppercase;color:var(--acc);margin-bottom:22px}
.ftr li{margin-bottom:12px;font-size:.95rem;color:var(--mut)}
.ftr a:hover{color:#fff}
.ftr .brand{margin-bottom:20px}
.ftr p{color:var(--mut);font-size:.92rem;max-width:40ch}
.fbot{border-top:1px solid var(--line);padding-top:26px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:.82rem;color:var(--g3)}
.fbot a{color:var(--g4)}.fbot a:hover{color:#fff}

/* WhatsApp flutuante */
.wa{position:fixed;right:22px;bottom:22px;z-index:90;width:58px;height:58px;border-radius:50%;background:var(--acc);display:grid;place-items:center;box-shadow:0 10px 30px rgba(0,0,0,.5);transition:transform .25s}
.wa:hover{transform:scale(1.08)}
.wa svg{width:28px;height:28px;fill:var(--bg)}

/* revelar ao rolar (só quando o JavaScript está ativo) */
.js .rv{opacity:0;transform:translateY(26px);transition:opacity .9s ease,transform .9s ease}
.js .rv.in{opacity:1;transform:none}
.js .rv.d1{transition-delay:.12s}.js .rv.d2{transition-delay:.24s}

/* responsivo */
@media (max-width:980px){
  .hero-in{grid-template-columns:1fr;padding-top:calc(var(--hh) + 40px)}
  .hero-fig{order:-1;width:min(260px,60%)}
  .hero h1{max-width:18ch}
  .stats .wrap{grid-template-columns:1fr 1fr}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .stat:first-child,.stat:nth-child(3){padding-left:0}
  .split{grid-template-columns:1fr}
  .split.rev>:first-child{order:0}
  .plate::after,.frame::after{inset:12px -10px -12px 10px}
  .pillars{grid-template-columns:1fr 1fr}
  .chan{grid-template-columns:1fr 1fr}
  .fgrid{grid-template-columns:1fr 1fr}.fgrid>:first-child{grid-column:1/-1}
}
@media (max-width:860px){
  .burger{display:block}
  .nav{position:fixed;inset:var(--hh) 0 auto 0;background:rgba(var(--bg-rgb),.97);backdrop-filter:blur(14px);flex-direction:column;align-items:flex-start;gap:0;padding:12px 24px 30px;border-bottom:1px solid var(--line);transform:translateY(-12px);opacity:0;visibility:hidden;transition:.3s}
  .nav.open{transform:none;opacity:1;visibility:visible}
  .nav a{width:100%;padding:18px 0;border-bottom:1px solid var(--line);font-size:1rem}
  .nav a::after{display:none}
  .nav .btn{margin-top:22px;justify-content:center;border-bottom:1px solid var(--acc)}
}
@media (max-width:620px){
  body{font-size:16px}
  .wrap{width:min(var(--w),100% - 36px)}
  .grid2{grid-template-columns:1fr}
  .card{padding:34px 26px 38px}
  .pillars{grid-template-columns:1fr}
  .chan{grid-template-columns:1fr}
  .stat{padding:26px 16px}
  .scroll{display:none}
  .fgrid{grid-template-columns:1fr}
  .btn{padding:17px 22px}
  .hero-cta .btn,.band .acoes .btn{width:100%;justify-content:center}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .js .rv{opacity:1;transform:none}
}

/* toque dourado: liga a DC DUE ao escritório Dauto Campos Advogados */
.tx-ouro{color:#c19a6b}
.lnk-ouro{color:#c19a6b;text-decoration:underline;text-underline-offset:3px}
.lnk-ouro:hover{color:#d9b98c}