/* Biesdorf Advocacia Empresarial — V3 · tokens do manual de marca (mar/2026) */
:root{
  --blue:#0B36D3;--blue-hi:#1D4AF0;--sky:#97B4DE;
  --ink:#101114;--night:#101216;--night-2:#171A20;
  --paper:#F0EBE5;--paper-hi:#FAF8F5;
  --grey:#5A5E68;--grey-2:#8B909B;--rule:#D7D1C9;--rule-dk:#262A33;
  --sans:"Inter","Inter var",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --h1:clamp(2.75rem,2.05rem + 2.7vw,4.75rem);
  --h2:clamp(2.125rem,1.68rem + 1.75vw,3.375rem);
  --h3:clamp(1.5rem,1.34rem + .62vw,2rem);
  --body:clamp(1rem,.95rem + .22vw,1.1875rem);
  --small:clamp(.9375rem,.91rem + .12vw,1.0625rem);
  --label:clamp(.8125rem,.79rem + .1vw,.9375rem);
  --shell:1320px;--pad:clamp(1.5rem,4vw,3.5rem);--sec:clamp(4rem,6vw,7rem);--measure:66ch;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);font-size:var(--body);line-height:1.6;letter-spacing:-.006em;color:var(--ink);background:var(--paper);overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3{font-weight:600;letter-spacing:-.028em;line-height:1.06;margin:0;text-wrap:balance}
h1{font-size:var(--h1)}h2{font-size:var(--h2)}h3{font-size:var(--h3)}
p{margin:0}
.shell{max-width:var(--shell);margin:0 auto;padding:0 var(--pad)}
.sec{padding:var(--sec) 0;position:relative;overflow:hidden}
.label{font-size:var(--label);font-weight:600;letter-spacing:.11em;text-transform:uppercase;color:var(--blue);display:block;margin-bottom:1.25rem}
.dark{background:var(--night);color:var(--paper)}
.dark .label{color:var(--sky)}
.dark .muted{color:#B9BDC6}
.muted{color:var(--grey)}
.just{text-align:justify;hyphens:auto;-webkit-hyphens:auto;text-justify:inter-word}
.lead{font-size:var(--body);max-width:var(--measure)}
.lead p + p{margin-top:1.1em}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6rem;min-height:3.25rem;padding:.9rem 1.6rem;border:1px solid var(--blue);background:var(--blue);color:#fff;font-size:var(--label);font-weight:600;letter-spacing:.09em;text-transform:uppercase;transition:background .2s,border-color .2s,color .2s}
.btn:hover{background:var(--blue-hi);border-color:var(--blue-hi)}
.btn.ghost{background:transparent;color:inherit;border-color:currentColor}
.btn.ghost:hover{background:rgba(255,255,255,.06)}
.light .btn.ghost{border-color:var(--ink)}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px}

/* ---------- marca: símbolo + lettering (arquivos oficiais, separados, nunca alterados) ---------- */
.brand{display:flex;align-items:center;gap:clamp(.7rem,1.2vw,1.1rem)}
.brand .sym{height:clamp(34px,2.8vw,44px);width:auto}
.brand .let{height:clamp(40px,3.6vw,54px);width:auto}
.brand.footer .sym{height:56px}.brand.footer .let{height:44px}

/* ---------- header ---------- */
.hdr{position:sticky;top:0;z-index:50;background:rgba(240,235,229,.88);backdrop-filter:saturate(1.2) blur(10px);-webkit-backdrop-filter:saturate(1.2) blur(10px);border-bottom:1px solid transparent;transition:border-color .2s}
.hdr[data-stuck]{border-bottom-color:var(--rule)}
.hdr .shell{display:flex;align-items:center;justify-content:space-between;min-height:6rem;gap:2rem}
.nav{display:flex;align-items:center;gap:clamp(1.2rem,2vw,2rem)}
.nav a{font-size:var(--label);font-weight:500;letter-spacing:.02em;color:var(--ink);opacity:.82;padding:.4rem 0;border-bottom:1px solid transparent;transition:opacity .2s,border-color .2s}
.nav a:hover{opacity:1;border-bottom-color:var(--blue)}
.nav .btn{min-height:2.75rem;padding:.6rem 1.15rem}
.burger{display:none;background:none;border:1px solid var(--rule);width:2.75rem;height:2.75rem;cursor:pointer;color:var(--ink)}
.burger span{display:block;width:18px;height:1.5px;background:currentColor;margin:4px auto}
.mnav{display:none}

/* ---------- watermark (o "B" da folha timbrada — arquivo outline oficial, só opacidade) ---------- */
.wm{position:absolute;pointer-events:none;user-select:none;z-index:0}
.wm img{width:100%;height:auto}
.sec > .shell{position:relative;z-index:1}

/* ---------- hero ---------- */
.hero{padding:clamp(4rem,8vw,7.5rem) 0 clamp(3rem,6vw,5.5rem);overflow:hidden}
.hero .wm{right:-6vw;top:-4vw;width:clamp(420px,54vw,900px);opacity:.18}
.hero .grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);gap:clamp(2rem,6vw,6rem);align-items:center}
.hero h1{margin:0 0 1.4rem;max-width:12ch}
.hero .sub{font-size:clamp(1.0625rem,1rem + .35vw,1.3rem);line-height:1.55;max-width:46ch;color:#C9CDD5;margin-bottom:2.2rem}
.hero .ctas{display:flex;flex-wrap:wrap;gap:.9rem}
.hero figure{margin:0;justify-self:end;width:min(100%,460px);aspect-ratio:4/5;position:relative}
.hero figure img{width:100%;height:100%;object-fit:cover;-webkit-mask-image:radial-gradient(ellipse 72% 68% at 50% 45%,#000 45%,transparent 100%);mask-image:radial-gradient(ellipse 72% 68% at 50% 45%,#000 45%,transparent 100%)}
.hero .cue{margin-top:clamp(2.5rem,5vw,4rem);display:flex;align-items:center;gap:1rem;font-size:var(--label);letter-spacing:.08em;text-transform:uppercase;color:var(--sky)}
.hero .cue::before{content:"";width:2.5rem;height:1px;background:var(--sky)}
.hero .cue a{border-bottom:1px solid transparent}.hero .cue a:hover{border-bottom-color:var(--sky)}

/* ---------- manifesto ---------- */
.manif .wm{left:-5vw;bottom:-6vw;width:clamp(360px,42vw,680px);opacity:.11}
.two{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(2rem,5vw,5rem);align-items:start}
.two h2{max-width:14ch}
.manif .lead{font-size:clamp(1.0625rem,1rem + .3vw,1.25rem)}

/* ---------- áreas ---------- */
.areas{background:var(--paper-hi);border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.areas .head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:2rem 4rem;align-items:end;margin-bottom:clamp(2rem,4vw,3.5rem)}
.areas .head p{max-width:52ch}
.alist{border-top:1px solid var(--rule)}
.area{display:grid;grid-template-columns:5.5rem minmax(0,.9fr) minmax(0,1.1fr);gap:1.5rem 2.5rem;padding:clamp(1.5rem,2.6vw,2.25rem) 0;border-bottom:1px solid var(--rule);align-items:baseline;transition:background .2s}
.area:hover{background:rgba(11,54,211,.035)}
.area .n{font-size:clamp(1.75rem,1.4rem + 1.2vw,2.5rem);font-weight:600;letter-spacing:-.03em;color:var(--blue);line-height:1}
.area h3{font-size:clamp(1.25rem,1.1rem + .6vw,1.75rem)}
.area p{color:var(--grey);font-size:var(--small);max-width:56ch}

/* ---------- método ---------- */
.metodo .head{max-width:60ch;margin-bottom:clamp(2.5rem,5vw,4rem)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;counter-reset:s}
.steps::before{content:"";position:absolute;left:0;right:0;top:1.1rem;height:1px;background:var(--rule-dk)}
.step{padding:0 2rem 0 0;position:relative}
.step .dot{width:2.2rem;height:2.2rem;border-radius:50%;border:1px solid var(--sky);display:grid;place-items:center;font-size:.8rem;font-weight:600;color:var(--sky);background:var(--night);position:relative;margin-bottom:1.5rem;letter-spacing:.04em}
.step h3{font-size:var(--label);letter-spacing:.12em;text-transform:uppercase;margin-bottom:.7rem;color:var(--paper)}
.step p{color:#B9BDC6;font-size:var(--small);max-width:30ch}
.metodo .wm{right:-8vw;bottom:-10vw;width:clamp(360px,46vw,760px);opacity:.12}

/* ---------- experiência ---------- */
.exp{border-bottom:1px solid var(--rule)}
.exp .shell{display:grid;grid-template-columns:auto auto 1fr;gap:clamp(2rem,6vw,6rem);align-items:center}
.num{display:flex;align-items:baseline;gap:.8rem}
.num b{font-size:clamp(2.75rem,2rem + 2.6vw,4.5rem);font-weight:600;letter-spacing:-.04em;line-height:1;color:var(--blue)}
.num span{font-size:var(--small);color:var(--grey);max-width:11ch;line-height:1.3}
.exp p{color:var(--grey);max-width:34ch;justify-self:end;text-align:right}

/* ---------- para quem / quem conduz ---------- */
.split{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(2.5rem,6vw,6rem);align-items:center}
.split.rev{grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr)}
.split figure{margin:0;aspect-ratio:4/5;overflow:hidden}
.split figure img{width:100%;height:100%;object-fit:cover}
.quote{margin-top:2rem;padding-top:1.6rem;border-top:1px solid var(--rule);font-size:clamp(1.25rem,1.1rem + .7vw,1.75rem);font-weight:600;letter-spacing:-.02em;line-height:1.25}
.comps{margin-top:1.75rem;display:flex;flex-wrap:wrap;gap:.5rem 1.4rem;font-size:var(--small);color:var(--grey)}
.creds{margin-top:2rem;border-top:1px solid var(--rule)}
.creds div{display:grid;grid-template-columns:15.5rem 1fr;gap:1rem;padding:.8rem 0;border-bottom:1px solid var(--rule);font-size:var(--small)}
.creds dt{color:var(--grey)}.creds dd{margin:0;font-weight:500}

/* ---------- materiais ---------- */
.mat{background:var(--paper-hi);border-top:1px solid var(--rule)}
.mat .head{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2rem;align-items:end;margin-bottom:clamp(2rem,4vw,3rem)}
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--rule);border-left:1px solid var(--rule)}
.post{padding:clamp(1.5rem,2.5vw,2.25rem);border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);display:flex;flex-direction:column;gap:.9rem;transition:background .2s}
.post:hover{background:rgba(11,54,211,.035)}
.post .meta{display:flex;justify-content:space-between;font-size:var(--label);letter-spacing:.08em;text-transform:uppercase}
.post .meta b{color:var(--blue);font-weight:600}.post .meta span{color:var(--grey-2)}
.post h3{font-size:clamp(1.2rem,1.05rem + .5vw,1.5rem)}
.post p{color:var(--grey);font-size:var(--small);flex:1}
.post a.more{font-size:var(--label);font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--blue)}

/* ---------- contato ---------- */
.contato .wm{left:-6vw;top:-2vw;width:clamp(360px,44vw,720px);opacity:.12}
.contato .grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(2.5rem,6vw,6rem)}
.contato h2{max-width:14ch;margin-bottom:1.2rem}
.contato .lead{color:#C9CDD5;margin-bottom:2rem}
.cl{border-top:1px solid var(--rule-dk)}
.cl div{display:grid;grid-template-columns:9rem 1fr;gap:1rem;padding:1rem 0;border-bottom:1px solid var(--rule-dk);font-size:var(--small)}
.cl dt{color:var(--grey-2);letter-spacing:.06em;text-transform:uppercase;font-size:var(--label)}
.cl dd{margin:0}.cl a{border-bottom:1px solid rgba(151,180,222,.4)}.cl a:hover{border-bottom-color:var(--sky)}
.map{aspect-ratio:4/3;border:1px solid var(--rule-dk);background:var(--night-2);position:relative}
.map iframe{width:100%;height:100%;border:0;filter:grayscale(1) invert(.92) contrast(.9) brightness(.9)}
.map a{position:absolute;left:1rem;bottom:1rem;background:var(--blue);color:#fff;font-size:var(--label);font-weight:600;letter-spacing:.08em;text-transform:uppercase;padding:.7rem 1.1rem}
.contato .ctas{display:flex;flex-wrap:wrap;gap:.9rem;margin-top:1.75rem}

/* ---------- footer ---------- */
.ftr{background:#000;color:var(--paper);padding:clamp(3rem,5vw,4.5rem) 0 2rem}
.ftr .top{display:grid;grid-template-columns:minmax(0,1.3fr) repeat(2,minmax(0,.7fr));gap:3rem;padding-bottom:2.5rem;border-bottom:1px solid var(--rule-dk)}
.ftr .tag{margin-top:1.4rem;color:#B9BDC6;max-width:28ch}
.ftr h4{font-size:var(--label);letter-spacing:.11em;text-transform:uppercase;color:var(--sky);margin:0 0 1rem;font-weight:600}
.ftr li{margin:.45rem 0;font-size:var(--small);color:#C9CDD5}
.ftr li a:hover{color:#fff}
.ftr .base{padding-top:1.5rem;display:flex;flex-wrap:wrap;justify-content:space-between;gap:.6rem 2rem;font-size:var(--label);color:var(--grey-2)}

/* ---------- responsivo ---------- */
@media (max-width:1080px){.steps{grid-template-columns:repeat(2,1fr);row-gap:2.5rem}.steps::before{display:none}.posts{grid-template-columns:repeat(2,1fr)}.area{grid-template-columns:4rem 1fr;}.area p{grid-column:2}}
@media (max-width:940px){
  .nav{display:none}.burger{display:block}
  .mnav[data-open]{display:block;position:fixed;inset:4.5rem 0 auto 0;background:var(--paper);border-bottom:1px solid var(--rule);padding:1rem var(--pad) 1.5rem;z-index:49}
  .mnav a{display:block;padding:.9rem 0;border-bottom:1px solid var(--rule);font-weight:500}
  .brand .let{display:none}.brand .sym{height:38px}
  .hdr .shell{min-height:4.5rem}
}
@media (max-width:860px){
  .hero .grid,.two,.split,.split.rev,.areas .head,.contato .grid,.mat .head{grid-template-columns:1fr}
  .hero figure{justify-self:center;width:min(100%,360px)}
  .exp .shell{grid-template-columns:1fr 1fr}.exp p{grid-column:1/-1;justify-self:start;text-align:left}
  .ftr .top{grid-template-columns:1fr 1fr}
  .split.rev figure{order:-1}
}
@media (max-width:640px){
  .steps,.posts{grid-template-columns:1fr}.step{padding-right:0}
  .btn{width:100%}
  .area{grid-template-columns:1fr;gap:.5rem}.area .n{font-size:1.25rem}
  .creds div,.cl div{grid-template-columns:1fr;gap:.2rem}
  .ftr .top{grid-template-columns:1fr}
}
@media (min-width:941px){.mnav{display:none!important}}
@media (prefers-reduced-motion:reduce){*{transition:none!important}html{scroll-behavior:auto}.hdr{position:static}}