:root{
  --cream:#f5f1ea; --cream-2:#ece6da; --paper:#fbf9f5;
  --ink:#112b3a; --ink-2:#1b3a4b; --muted:#56646c;
  --copper:#a86b4c; --copper-d:#8f573b; --line:#ddd5c7;
  --serif:Georgia,"Times New Roman",serif;
  --sans:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --gutter:clamp(20px,5vw,88px);
  --section:clamp(72px,10vw,150px);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:90px;-webkit-text-size-adjust:100%}
body{font-family:var(--sans);font-size:17px;line-height:1.6;color:var(--ink);background:var(--cream);-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--copper);outline-offset:3px;border-radius:2px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:10px 16px;z-index:100}
.skip:focus{left:8px}
.wrap{width:100%;max-width:1320px;margin-inline:auto;padding-inline:var(--gutter)}

/* tipografia */
h1,h2,h3{font-family:var(--serif);font-weight:400;letter-spacing:-.015em;line-height:1.1;color:var(--ink)}
h1{font-size:clamp(2.1rem,4.6vw,4.2rem);letter-spacing:-.025em;line-height:1.04}
h2{font-size:clamp(2rem,4.4vw,3.4rem)}
h3{font-size:1.35rem;line-height:1.25}
.h-sm{font-size:1.3rem}
.kicker{font-size:.76rem;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--copper);margin-bottom:22px}
.kicker-light{color:#d5a07d}
.lead{font-size:clamp(1.05rem,1.5vw,1.2rem);color:var(--muted);max-width:56ch;margin-top:24px}
p{color:var(--muted)}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(245,241,234,.94);backdrop-filter:saturate(1.2) blur(8px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;min-height:84px;gap:24px}
.brand{display:flex;flex-direction:column;line-height:1}
.brand-name{font-family:var(--serif);font-size:2.1rem;letter-spacing:.06em;color:var(--ink)}
.brand-sub{font-size:.66rem;letter-spacing:.22em;text-transform:uppercase;margin-top:7px;color:var(--ink)}
.nav{display:flex;align-items:center;gap:clamp(18px,2.6vw,40px);font-size:.95rem}
.nav a{padding:6px 0;position:relative}
.nav a:not(.nav-cta)::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--copper);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.nav a:hover::after{transform:scaleX(1)}
.nav-toggle{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;position:relative}
.nav-toggle span{position:absolute;left:10px;right:10px;height:2px;background:var(--ink);transition:transform .3s var(--ease),top .3s var(--ease)}
.nav-toggle span:first-child{top:17px}.nav-toggle span:last-child{top:25px}
.nav-toggle[aria-expanded="true"] span:first-child{top:21px;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:last-child{top:21px;transform:rotate(-45deg)}

/* botões */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:17px 26px;font-size:.98rem;font-weight:500;border:1px solid transparent;cursor:pointer;transition:background .25s,color .25s,border-color .25s,transform .2s var(--ease);min-height:52px}
.btn:active{transform:translateY(1px)}
.btn-solid{background:var(--copper);color:#fff}
.btn-solid:hover{background:var(--copper-d)}
.btn-line{border-color:var(--line);background:var(--paper)}
.btn-line:hover{border-color:var(--ink)}
.text-link{display:inline-block;margin-top:20px;font-weight:500;color:var(--copper);border-bottom:1px solid transparent;transition:border-color .2s}
.text-link:hover{border-color:currentColor}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:40px}

/* hero */
.hero{display:grid;grid-template-columns:1.5fr 1fr;gap:clamp(32px,6vw,96px);align-items:center;padding-block:clamp(48px,8vw,110px)}
.hero-panel{width:100%;min-width:0;position:relative;background:var(--ink);aspect-ratio:5/6;min-height:360px;overflow:hidden;display:flex;align-items:flex-end}
.hero-panel svg{position:absolute;inset:0;width:100%;height:100%}
.hero-panel path{stroke-dasharray:1400;stroke-dashoffset:1400;animation:draw 2.2s var(--ease) .3s forwards}
.hero-panel .l2{animation-delay:.45s}.hero-panel .l3{animation-delay:.6s}.hero-panel .l4{animation-delay:.75s}.hero-panel .l5{animation-delay:.9s}.hero-panel .l6{animation-delay:1.05s}
@keyframes draw{to{stroke-dashoffset:0}}
.hero-panel figcaption{position:relative;font-family:var(--serif);font-size:clamp(1.3rem,2.2vw,1.75rem);line-height:1.25;color:#ece6da;padding:clamp(24px,3vw,40px)}

/* princípios */
.principles{border-block:1px solid var(--line);background:var(--paper)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(28px,4vw,64px);padding-block:56px}
.grid-3 p{margin-top:10px;font-size:.98rem}

/* seções */
.section{padding-block:var(--section)}
.section-head{max-width:760px;margin-bottom:clamp(36px,5vw,64px)}
.band{background:var(--cream-2)}
.band-dark{background:var(--ink)}
.band-dark h2,.band-dark h3{color:#f5f1ea}
.band-dark p{color:#aebcc4}

/* cards */
.cards{display:grid;grid-template-columns:repeat(6,1fr);gap:20px}
.card{background:var(--paper);border:1px solid var(--line);padding:clamp(24px,3vw,38px);grid-column:span 2;display:flex;flex-direction:column;transition:transform .35s var(--ease),border-color .3s}
.card:hover{transform:translateY(-4px);border-color:var(--copper)}
.card h3{margin-bottom:14px}
.card p{font-size:.98rem}
.card ul{margin-top:22px;display:grid;gap:8px;font-size:.95rem}
.card li{padding-left:18px;position:relative}
.card li::before{content:"";position:absolute;left:0;top:.7em;width:8px;height:1px;background:var(--copper)}
.card-feature{grid-column:span 4;grid-row:span 1;background:var(--paper)}
.card-feature h3{font-size:1.9rem}
.card:nth-child(3),.card:nth-child(4){grid-column:span 3}
.card-dark{grid-column:span 6;background:var(--copper);border-color:var(--copper);color:#fff}
.card-dark h3,.card-dark p{color:#fff}
.card-dark p{max-width:62ch;opacity:.92}
.card-dark .text-link{color:#fff;align-self:flex-start;border-bottom-color:rgba(255,255,255,.5)}

/* escritório */
.about{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,7vw,110px);align-items:start}
.about-copy p+p{margin-top:18px}
.steps{display:grid;gap:0;counter-reset:s}
.steps li{padding:26px 0 26px 0;border-top:1px solid #cfc6b4}
.steps li:last-child{border-bottom:1px solid #cfc6b4}
.steps h3{margin-bottom:6px}

/* livros */
.books{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(24px,4vw,56px)}
.book h3{margin-top:26px}
.book p{margin-top:8px;font-size:.98rem}
.cover{aspect-ratio:3/4;padding:clamp(20px,3vw,34px);display:flex;flex-direction:column;justify-content:space-between;color:#f5f1ea;position:relative;overflow:hidden;transition:transform .4s var(--ease)}
.book:hover .cover{transform:translateY(-6px) rotate(-.6deg)}
.cover span{font-family:var(--serif);font-size:clamp(1.4rem,2.4vw,2rem);line-height:1.15;position:relative}
.cover small{font-size:.7rem;letter-spacing:.24em;text-transform:uppercase;opacity:.8;position:relative}
.cover::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(115deg,transparent 0 46px,rgba(255,255,255,.06) 46px 47px)}
.c1{background:var(--ink)}.c2{background:var(--copper)}.c3{background:var(--ink-2)}
.note{margin-top:36px;font-size:.9rem}

/* conteúdo */
.content-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(36px,7vw,110px);align-items:start}
.content-grid .section-head{margin-bottom:0}
.articles li{border-top:1px solid rgba(245,241,234,.18)}
.articles li:last-child{border-bottom:1px solid rgba(245,241,234,.18)}
.articles a{display:grid;grid-template-columns:1fr auto;gap:6px 24px;padding:28px 0;transition:padding .35s var(--ease)}
.articles a:hover{padding-left:14px}
.articles .tag{grid-column:1/-1;font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:#d5a07d;font-weight:600}
.articles h3{font-size:1.3rem}
.articles .more{font-size:1.4rem;color:#d5a07d;align-self:center;grid-row:2;grid-column:2}

/* contato */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,7vw,110px);align-items:start}
.details{margin-top:40px;display:grid;gap:18px}
.details dt{font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;color:var(--copper);font-weight:600}
.details dd{font-size:1.05rem}
.todo{border-bottom:1px dashed rgba(168,107,76,.55)}
.form{background:var(--paper);border:1px solid var(--line);padding:clamp(24px,3.4vw,44px);display:grid;gap:20px}
.field{display:grid;gap:8px}
label{font-size:.88rem;font-weight:500}
input,select,textarea{width:100%;background:var(--cream);border:1px solid var(--line);padding:14px 16px;min-height:50px;border-radius:0;transition:border-color .2s}
input:hover,select:hover,textarea:hover{border-color:#bfb4a0}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--copper);box-shadow:0 0 0 3px rgba(168,107,76,.18)}
textarea{resize:vertical}
input[aria-invalid="true"],textarea[aria-invalid="true"]{border-color:#b3382c}
.form-msg{font-size:.92rem;min-height:1.4em}
.form-msg.err{color:#b3382c}

/* footer */
.site-footer{background:var(--ink);color:#f5f1ea;padding-block:56px 40px}
.site-footer .brand-name,.site-footer .brand-sub{color:#f5f1ea;display:block}
.foot{display:grid;grid-template-columns:1fr auto;gap:28px 48px;align-items:start}
.foot nav{display:flex;flex-wrap:wrap;gap:12px 28px;font-size:.95rem}
.foot nav a:hover{color:#d5a07d}
.copy{grid-column:1/-1;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px 24px;font-size:.85rem;color:#8ea0aa;border-top:1px solid rgba(245,241,234,.15);padding-top:24px}
.copy p{color:inherit}
.made{margin-left:auto;text-align:right}
.made a{color:#2dd4bf;font-weight:600;background:linear-gradient(currentColor,currentColor) 0 100%/0 1px no-repeat;padding-bottom:2px;transition:color .25s,background-size .3s var(--ease)}
.made a:hover,.made a:focus-visible{color:#d5a07d;background-size:100% 1px}

/* reveal */
.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease);transition-delay:var(--d,0s)}
.js .reveal.in{opacity:1;transform:none}

/* tablet */
@media (max-width:980px){
  .hero{grid-template-columns:1fr}
  .hero-panel{aspect-ratio:16/10;min-height:0}
  .grid-3{grid-template-columns:1fr;gap:28px;padding-block:44px}
  .about,.content-grid,.contact{grid-template-columns:1fr}
  .books{grid-template-columns:repeat(3,1fr)}
  .card,.card:nth-child(3){grid-column:span 3}
  .card:nth-child(4),.card-feature,.card-dark{grid-column:span 6}
}
/* mobile */
@media (max-width:720px){
  body{font-size:16px}
  .bar{min-height:72px}
  .brand-name{font-size:1.8rem}
  .nav-toggle{display:block}
  .nav{position:absolute;left:0;right:0;top:100%;background:var(--cream);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;padding:8px var(--gutter) 20px;display:none}
  .nav.open{display:flex}
  .nav a{padding:16px 0;border-bottom:1px solid var(--line);font-size:1.05rem}
  .nav a:not(.nav-cta)::after{display:none}
  .btn{width:100%}
  .cards{grid-template-columns:1fr}
  .card,.card:nth-child(3),.card:nth-child(4),.card-feature,.card-dark{grid-column:auto}
  .books{grid-template-columns:1fr;max-width:340px}
  .cover{aspect-ratio:4/3}
  .foot{grid-template-columns:1fr}
  .made{margin-left:0;text-align:left}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .hero-panel path{stroke-dashoffset:0}
  .js .reveal{opacity:1;transform:none}
}