/* ============================================================
   Lean Company · Apresentação institucional
   Padrão visual: Proposta LeanCo.md (seções 6, 9, 10)
   ============================================================ */

:root{
  color-scheme: light;

  /* Voz Lean, azul petróleo oficial (#33526B). O arquivo do logo lê #345574. */
  --lean:#33526B;
  --lean-deep:#25404F;
  --lean-line:#7E96A9;

  /* Acentos lidos das próprias ferramentas do acervo */
  --teal:#008083;
  --teal-deep:#00686B;
  --wine:#660032;

  /* Escala de texto, toda derivada do azul Lean */
  --ink:#16252F;
  --ink-2:#3D5364;
  --ink-3:#6A8091;

  --bg:#FFFFFF;
  --bg-alt:#F4F7F9;
  --bg-soft:#EDF2F5;
  --line:#E1E8ED;
  --line-2:#CBD7DE;

  --title:'Barlow Condensed','Arial Narrow',Arial,sans-serif;
  --text:'Inter',-apple-system,'Segoe UI',Arial,sans-serif;
  --serif:Georgia,'Times New Roman',serif;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--text);
  font-size:15px;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{width:100%;max-width:1140px;margin:0 auto;padding:0 28px}

/* regra obrigatória de logo (Proposta LeanCo.md, seção 6) */
.logo{width:auto;height:auto;max-height:100px;object-fit:contain}

/* ============ HEADER ============ */
.hdr{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);
  backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--line);
}
.hdr__in{display:flex;align-items:center;gap:20px;height:78px}
.hdr__mark{display:flex;align-items:center;gap:14px;text-decoration:none;flex:none}
.hdr__mark img{width:auto;height:26px;max-height:26px;object-fit:contain}
.hdr__mark span{
  font-size:9.5px;font-weight:600;letter-spacing:.15em;text-transform:uppercase;
  color:var(--ink-3);border-left:1px solid var(--line-2);padding-left:14px;
}
.nav{margin-left:auto;display:flex;align-items:center;gap:26px}
.nav a{
  font-size:13px;font-weight:500;color:var(--ink-2);text-decoration:none;
  padding:6px 0;border-bottom:2px solid transparent;transition:color .18s ease,border-color .18s ease;
}
.nav a:hover{color:var(--lean)}
.nav a.on{color:var(--lean);border-bottom-color:var(--teal)}
.hdr__cta{
  flex:none;padding:10px 18px;border-radius:9px;background:var(--lean);color:#fff;
  font-size:13px;font-weight:600;text-decoration:none;transition:background .18s ease;
}
.hdr__cta:hover{background:var(--lean-deep)}
.hdr__burger{
  display:none;margin-left:auto;width:42px;height:42px;border:1px solid var(--line-2);
  border-radius:9px;background:none;cursor:pointer;color:var(--lean);
  align-items:center;justify-content:center;
}
.prog{position:absolute;left:0;bottom:-1px;height:2px;background:var(--teal);width:0}

.mnav{display:none;border-top:1px solid var(--line);background:#fff;padding:8px 0 16px}
.mnav.on{display:block}
.mnav a{
  display:block;padding:11px 0;font-size:14.5px;font-weight:500;color:var(--ink-2);
  text-decoration:none;border-bottom:1px solid var(--line);
}
.mnav a:last-child{border-bottom:0}

/* ============ CAPA ============ */
.hero{padding:74px 0 66px;border-bottom:1px solid var(--line)}
.hero__grid{display:grid;grid-template-columns:1fr 372px;gap:56px;align-items:center}
.hero__tag{
  font-size:10.5px;font-weight:600;letter-spacing:.17em;text-transform:uppercase;
  color:var(--teal-deep);margin:0 0 16px;
}
.hero__t{
  font-family:var(--title);font-size:clamp(38px,5.6vw,62px);font-weight:600;line-height:1.03;
  letter-spacing:-.005em;color:var(--lean);margin:0 0 20px;max-width:15ch;
}
.hero__t em{font-style:normal;color:var(--teal-deep)}
.hero__p{font-size:16px;color:var(--ink-2);margin:0 0 30px;max-width:56ch}
.hero__cta{
  display:inline-block;padding:14px 26px;border-radius:10px;background:var(--lean);color:#fff;
  font-size:14.5px;font-weight:600;text-decoration:none;transition:background .18s ease;
}
.hero__cta:hover{background:var(--lean-deep)}
.hero__facts{
  display:flex;flex-wrap:wrap;gap:0 46px;margin-top:38px;padding-top:26px;
  border-top:1px solid var(--line);
}
.hero__facts div b{
  display:block;font-family:var(--title);font-size:29px;font-weight:600;line-height:1.1;color:var(--lean);
}
.hero__facts div span{font-size:11px;font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-3)}

/* colagem de artefatos, decorativa */
.collage{position:relative;height:390px;justify-self:end;width:340px}
.collage img{
  position:absolute;border:6px solid #fff;border-radius:6px;
  box-shadow:0 14px 34px rgba(51,82,107,.20);object-fit:cover;
}
.collage img:nth-child(1){width:250px;height:172px;top:0;right:0}
.collage img:nth-child(2){width:216px;height:150px;top:124px;left:0}
.collage img:nth-child(3){width:232px;height:158px;bottom:0;right:12px}

/* ============ FAIXA ============ */
.band{background:var(--lean);padding:66px 0}
.band p{
  font-family:var(--title);font-size:clamp(24px,3.6vw,36px);font-weight:500;line-height:1.24;
  color:#fff;margin:0;max-width:34ch;
}
.band em{font-style:normal;color:#7FD6D3}

/* ============ SEÇÕES ============ */
.sec{padding:72px 0;border-bottom:1px solid var(--line)}
.sec.alt{background:var(--bg-alt)}
.sec__grid{display:grid;grid-template-columns:92px 1fr;gap:0 32px;align-items:start}
.sec__num{
  font-family:var(--serif);font-size:64px;font-weight:400;line-height:.82;color:var(--lean);
  opacity:.9;font-variant-numeric:lining-nums;font-feature-settings:"lnum" 1;
}
.sec__label{font-size:10.5px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--teal-deep);margin:0 0 9px}
.sec__title{font-family:var(--title);font-size:clamp(29px,3.9vw,40px);font-weight:600;line-height:1.1;color:var(--lean);margin:0 0 15px}
.sec__intro{font-size:15px;color:var(--ink-2);max-width:68ch;margin:0 0 32px}

/* ---- 01 quem somos ---- */
.diff{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.dcard{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px 24px;
  box-shadow:0 2px 10px rgba(51,82,107,.045);
}
.sec.alt .dcard{background:#fff}
.dcard b{
  display:block;font-family:var(--title);font-size:21px;font-weight:600;line-height:1.15;
  color:var(--lean);margin-bottom:6px;
}
.dcard p{margin:0;font-size:13.5px;line-height:1.58;color:var(--ink-2)}
.guard{
  margin-top:22px;background:#fff;border:1px solid var(--line);border-left:3px solid var(--teal);
  border-radius:0 12px 12px 0;padding:20px 24px;
}
.guard b{display:block;font-family:var(--title);font-size:22px;font-weight:600;color:var(--lean);margin-bottom:5px}
.guard p{margin:0;font-size:13.5px;color:var(--ink-2);max-width:74ch}

/* ---- 02 metodologia ---- */
.meth{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff}
.mitem{padding:26px 24px 28px;border-right:1px solid var(--line)}
.mitem:last-child{border-right:0}
.mitem i{
  display:block;font-style:normal;font-family:var(--serif);font-size:24px;color:var(--teal-deep);
  line-height:1;margin-bottom:12px;
}
.mitem b{display:block;font-family:var(--title);font-size:20px;font-weight:600;line-height:1.15;color:var(--lean);margin-bottom:8px}
.mitem p{margin:0;font-size:13.5px;line-height:1.58;color:var(--ink-2)}

/* ---- 03 serviços ---- */
.svc{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.scard{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;
  display:flex;flex-direction:column;box-shadow:0 2px 10px rgba(51,82,107,.045);
}
.scard__ico{
  width:38px;height:38px;border-radius:10px;background:var(--bg-soft);color:var(--lean);
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;
}
.scard b{display:block;font-family:var(--title);font-size:22px;font-weight:600;line-height:1.12;color:var(--lean);margin-bottom:7px}
.scard p{margin:0;font-size:13.5px;line-height:1.58;color:var(--ink-2)}

/* ---- 04 ferramentas ---- */
.tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}
.tab{
  font-family:var(--text);font-size:12.5px;font-weight:600;letter-spacing:.02em;
  padding:10px 17px;border-radius:9px;border:1px solid var(--line-2);background:#fff;
  color:var(--ink-2);cursor:pointer;transition:all .18s ease;
}
.tab:hover{border-color:var(--lean-line);color:var(--lean)}
.tab[aria-selected="true"]{background:var(--lean);border-color:var(--lean);color:#fff}
.tab:focus-visible{outline:2px solid var(--teal);outline-offset:2px}

.panel[hidden]{display:none}
.panel__note{margin:0 0 22px;font-size:13.5px;color:var(--ink-2);max-width:74ch}
/* align-items:start: cada card termina onde o conteúdo dele termina.
   Sem isso, o card da imagem baixa estica até a altura da imagem alta e abre um vazio. */
.tools{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;align-items:start}
.tool{
  background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;
  display:flex;flex-direction:column;box-shadow:0 2px 12px rgba(51,82,107,.055);
}
.tool__shot{
  position:relative;background:var(--bg-soft);border-bottom:1px solid var(--line);
  padding:20px;cursor:zoom-in;border:0;width:100%;font:inherit;display:block;
}
/* teto de altura: o artefato em retrato (DRE, simulações) não pode dominar a linha.
   A leitura completa fica no lightbox. */
.tool__shot img{width:auto;max-width:100%;height:auto;max-height:330px;margin:0 auto;border-radius:4px}
/* o card e' miniatura: a leitura inteira acontece no lightbox, entao o
   convite ao clique fica sempre visivel, inclusive no toque, onde nao ha hover */
.tool__shot::after{
  content:"Ampliar";position:absolute;right:14px;bottom:14px;
  font-size:10.5px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;
  color:var(--lean);background:rgba(255,255,255,.92);border:1px solid var(--line-2);
  padding:5px 11px;border-radius:7px;
  opacity:.85;transition:opacity .18s ease,background .18s ease,color .18s ease;
}
.tool__shot:hover::after,.tool__shot:focus-visible::after{
  opacity:1;background:var(--lean);border-color:var(--lean);color:#fff;
}
.tool__shot:focus-visible{outline:2px solid var(--teal);outline-offset:-2px}
.tool__body{padding:20px 24px 24px}
.tool__body b{display:block;font-family:var(--title);font-size:23px;font-weight:600;line-height:1.12;color:var(--lean);margin-bottom:7px}
.tool__body p{margin:0;font-size:13.5px;line-height:1.58;color:var(--ink-2)}
.tools__foot{
  margin:22px 0 0;font-size:12.5px;color:var(--ink-3);
  padding-top:16px;border-top:1px solid var(--line);
}

/* lightbox */
.lb{
  position:fixed;inset:0;z-index:120;background:rgba(22,37,47,.92);
  display:none;align-items:center;justify-content:center;padding:32px;
}
.lb.on{display:flex}
.lb img{max-width:100%;max-height:82vh;border-radius:6px;background:#fff}
.lb__cap{
  position:absolute;left:0;right:0;bottom:26px;text-align:center;color:rgba(255,255,255,.78);
  font-size:12.5px;letter-spacing:.04em;padding:0 32px;
}
.lb__x{
  position:absolute;top:20px;right:22px;width:42px;height:42px;border-radius:10px;
  background:rgba(255,255,255,.12);border:0;color:#fff;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
}
.lb__x:hover{background:rgba(255,255,255,.22)}

/* ---- 05 como trabalhamos ---- */
.work{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.wcard{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px}
.wcard span{
  display:block;font-size:10px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  color:var(--teal-deep);margin-bottom:9px;
}
.wcard b{display:block;font-family:var(--title);font-size:22px;font-weight:600;line-height:1.14;color:var(--lean);margin-bottom:7px}
.wcard p{margin:0;font-size:13.5px;line-height:1.58;color:var(--ink-2)}

/* ============ ENCERRAMENTO ============ */
.close{background:var(--lean-deep);padding:72px 0 32px;color:#fff}
.close__t{font-family:var(--title);font-size:clamp(30px,4.2vw,44px);font-weight:600;line-height:1.1;margin:0 0 16px;max-width:20ch;color:#fff}
.close__p{font-size:15.5px;color:rgba(255,255,255,.78);margin:0 0 40px;max-width:56ch}
.close__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-bottom:44px}
.close__grid b{display:block;font-family:var(--title);font-size:25px;font-weight:600;color:#7FD6D3;margin-bottom:6px}
.close__grid p{margin:0;font-size:13.5px;line-height:1.58;color:rgba(255,255,255,.78)}
.close__cta{
  display:inline-block;padding:14px 28px;border-radius:10px;background:#fff;color:var(--lean);
  font-size:14.5px;font-weight:600;text-decoration:none;margin-bottom:46px;transition:background .18s ease,color .18s ease;
}
.close__cta:hover{background:#7FD6D3;color:#0B2E30}
.close__sig{
  display:flex;flex-wrap:wrap;align-items:center;gap:18px 28px;
  padding-top:26px;border-top:1px solid rgba(255,255,255,.16);
}
.close__sig img{width:auto;height:34px;max-height:34px;object-fit:contain}
.close__sig .con{margin-left:auto;font-size:12.5px;color:rgba(255,255,255,.74);text-align:right;line-height:1.9}
.close__sig .con a{text-decoration:none;color:rgba(255,255,255,.74)}
.close__sig .con a:hover{color:#7FD6D3}
.close__fine{margin:26px 0 0;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.42)}

/* ============ RESPONSIVO ============ */

/* ============ SELETOR DE SOLUÇÕES ============ */
.solutionbar{
  background:var(--bg-alt);border-bottom:1px solid var(--line);
}
.solutionbar__in{
  min-height:38px;display:flex;align-items:center;justify-content:flex-end;gap:16px;
}
.solutionbar__label{
  font-size:9.5px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);
}
.solution-switch{display:flex;align-items:center;gap:8px}
.solution-switch span{font-size:11px;color:var(--line-2);user-select:none}
.solution-switch a{
  position:relative;padding:5px 2px 6px;font-size:11.5px;font-weight:600;line-height:1;
  color:var(--ink-3);text-decoration:none;transition:color .18s ease;
}
.solution-switch a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:transparent;transition:background .18s ease;
}
.solution-switch a:hover{color:var(--lean)}
.solution-switch a.on{color:var(--lean)}
.solution-switch a.on::after{background:var(--teal)}
.solution-switch a:focus-visible{outline:2px solid var(--teal);outline-offset:4px;border-radius:2px}

@media (max-width:820px){
  .solutionbar__in{min-height:36px;justify-content:center}
  .solutionbar__label{display:none}
  .solution-switch{gap:10px}
  .solution-switch a{font-size:11.5px}
}

@media (max-width:1040px){
  .hero__grid{grid-template-columns:1fr;gap:44px}
  .collage{justify-self:start;width:300px;height:344px}
  .collage img:nth-child(1){width:220px;height:152px}
  .collage img:nth-child(2){width:190px;height:132px;top:110px}
  .collage img:nth-child(3){width:204px;height:140px}
  .svc,.meth{grid-template-columns:repeat(2,minmax(0,1fr))}
  .mitem:nth-child(2){border-right:0}
  .mitem:nth-child(-n+2){border-bottom:1px solid var(--line)}
}
@media (max-width:900px){
  .nav,.hdr__cta{display:none}
  .hdr__burger{display:flex}
}
/* a grade de ferramentas segura duas colunas mais tempo que o resto da pagina */
@media (max-width:860px){
  .tools{grid-template-columns:1fr}
}
@media (max-width:820px){
  .wrap{padding:0 20px}
  .sec{padding:54px 0}
  .hero{padding:52px 0 48px}
  .sec__grid{grid-template-columns:1fr;gap:0}
  .sec__num{font-size:46px;margin-bottom:10px}
  .diff,.svc,.work,.close__grid{grid-template-columns:1fr}
  .meth{grid-template-columns:1fr}
  .mitem{border-right:0;border-bottom:1px solid var(--line)}
  .mitem:last-child{border-bottom:0}
  .hdr__in{height:66px}
  .hero__facts{gap:0 30px}
  .hero__facts div b{font-size:25px}
  .tool__shot{padding:14px}
  .lb{padding:18px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation:none !important;transition:none !important}
}