/* =========================================================
   HK Inventário Florestal — Design tokens
   Paleta inspirada em floresta plantada de eucalipto:
   verde-mata profundo, musgo, casca/bark e areia esverdeada.
   Tipografia: Fraunces (display, orgânica) + IBM Plex Sans
   (corpo, caráter técnico) + IBM Plex Mono (dados/coordenadas).
   Assinatura visual: grade de "parcela de amostragem"
   georreferenciada, usada como textura e moldura de dados.
   ========================================================= */

:root{
  --forest-950:#101E19;
  --forest-800:#1F4536;
  --forest-700:#2A5744;
  --forest-600:#3C6E52;
  --moss-400:#8FA37B;
  --moss-300:#AEBE9C;
  --bark-600:#6B4A31;
  --bark-400:#9C7A57;
  --sand-50:#F2EFE4;
  --sand-100:#E9E4D3;
  --sand-200:#DCD5BE;
  --ink:#1C2620;
  --ink-soft:#3C453D;
  --paper:#FBFAF6;

  --font-display:'Fraunces', serif;
  --font-body:'IBM Plex Sans', -apple-system, sans-serif;
  --font-mono:'IBM Plex Mono', 'Courier New', monospace;

  --max-w:1180px;
  --radius:3px;
  --shadow-card:0 1px 2px rgba(16,30,25,0.06), 0 8px 24px -12px rgba(16,30,25,0.18);
}

*, *::before, *::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }

body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

img{ max-width:100%; display:block; }
a{ color:inherit; }
ul, ol{ margin:0; padding:0; list-style:none; }
h1,h2,h3{ font-family:var(--font-display); font-weight:600; margin:0; color:var(--forest-950); }
p{ margin:0; }

.skip-link{
  position:absolute; left:-999px; top:0; z-index:200;
  background:var(--forest-800); color:var(--sand-50);
  padding:.75rem 1.25rem; font-family:var(--font-mono); font-size:.85rem;
}
.skip-link:focus{ left:1rem; top:1rem; }

:focus-visible{
  outline:2px solid var(--bark-400);
  outline-offset:3px;
}

.eyebrow{
  font-family:var(--font-mono);
  font-size:.78rem;
  letter-spacing:.09em;
  text-transform:uppercase;
  color:var(--forest-600);
  margin:0 0 .9rem;
}
.section-dark .eyebrow{ color:var(--moss-300); }

/* =========================================================
   Header / Nav
   ========================================================= */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(251,250,246,0.92);
  -webkit-backdrop-filter:saturate(140%) blur(8px);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid var(--sand-200);
}
.header-inner{
  max-width:var(--max-w); margin:0 auto;
  display:flex; align-items:center; justify-content:space-between;
  padding:.6rem 1.5rem;
}
.brand{ display:flex; align-items:center; gap:.7rem; text-decoration:none; }
.brand-mark{ width:44px; height:auto; }
.brand-text{ display:flex; flex-direction:column; line-height:1.15; }
.brand-name{ font-family:var(--font-display); font-weight:600; font-size:1.02rem; color:var(--forest-950); }
.brand-sub{ font-family:var(--font-mono); font-size:.68rem; color:var(--ink-soft); letter-spacing:.03em; }

.site-nav ul{ display:flex; align-items:center; gap:1.9rem; }
.site-nav a{
  display:flex; align-items:baseline; gap:.4rem;
  text-decoration:none; font-size:.92rem; font-weight:500;
  color:var(--ink-soft);
  padding:.4rem 0;
  border-bottom:2px solid transparent;
  transition:color .15s ease, border-color .15s ease;
}
.site-nav a:hover{ color:var(--forest-800); border-color:var(--moss-400); }
.nav-index{ font-family:var(--font-mono); font-size:.68rem; color:var(--bark-400); }
.nav-cta{
  background:var(--forest-800); color:var(--sand-50) !important;
  padding:.5rem .9rem !important; border-radius:var(--radius);
}
.nav-cta .nav-index{ color:var(--moss-300); }
.nav-cta:hover{ background:var(--forest-700); border-color:transparent !important; }

.nav-toggle{
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width:38px; height:38px; background:none; border:1px solid var(--sand-200);
  border-radius:var(--radius); cursor:pointer;
}
.nav-toggle span{ display:block; height:2px; width:18px; margin:0 auto; background:var(--forest-800); }

/* =========================================================
   Hero
   ========================================================= */
.hero{
  position:relative;
  overflow:hidden;
  background:var(--forest-950);
  color:var(--sand-50);
  padding:6.5rem 1.5rem 5rem;
}
.hero-grid{
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(143,163,123,0.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(143,163,123,0.14) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 80% 65% at 65% 30%, black 40%, transparent 78%);
}
.hero::after{
  content:"";
  position:absolute; inset:0;
  background:radial-gradient(ellipse 60% 50% at 78% 15%, rgba(60,110,82,0.35), transparent 70%);
  pointer-events:none;
}
.hero-inner{
  position:relative; max-width:var(--max-w); margin:0 auto;
}
.hero .eyebrow{ color:var(--moss-300); }
.hero h1{
  color:var(--sand-50);
  font-size:clamp(2.3rem, 4.6vw, 3.7rem);
  line-height:1.08;
  max-width:16ch;
  margin-bottom:1.4rem;
}
.hero-lede{
  max-width:52ch;
  font-size:1.08rem;
  color:var(--sand-100);
  margin-bottom:2.2rem;
}
.hero-actions{ display:flex; gap:1rem; flex-wrap:wrap; margin-bottom:3.5rem; }

.btn{
  display:inline-flex; align-items:center; gap:.5rem;
  font-family:var(--font-body); font-weight:600; font-size:.95rem;
  padding:.85rem 1.5rem; border-radius:var(--radius);
  text-decoration:none; border:1px solid transparent;
  transition:transform .15s ease, background .15s ease, border-color .15s ease;
}
.btn-primary{ background:var(--sand-50); color:var(--forest-950); }
.btn-primary:hover{ transform:translateY(-1px); background:#fff; }
.btn-ghost{ border-color:rgba(233,228,211,0.35); color:var(--sand-50); }
.btn-ghost:hover{ border-color:var(--moss-300); transform:translateY(-1px); }

.plot-stats{
  display:grid;
  grid-template-columns:repeat(3, minmax(140px,1fr));
  gap:1px;
  max-width:640px;
  background:rgba(233,228,211,0.18);
  border:1px solid rgba(233,228,211,0.22);
  margin:0;
}
.plot-stat{
  background:rgba(16,30,25,0.55);
  padding:1rem 1.1rem;
  position:relative;
}
.plot-stat dt{
  font-family:var(--font-mono); font-size:.68rem;
  color:var(--moss-300); letter-spacing:.06em; margin-bottom:.5rem;
}
.plot-stat dd{ margin:0; display:flex; flex-direction:column; gap:.15rem; }
.plot-stat strong{ font-family:var(--font-display); font-size:1.7rem; color:var(--sand-50); line-height:1; }
.plot-stat span{ font-size:.78rem; color:var(--sand-100); }

/* =========================================================
   Sections — shared
   ========================================================= */
.section{ padding:5.5rem 1.5rem; }
.section-alt{ background:var(--sand-50); }
.section-dark{ background:var(--forest-950); color:var(--sand-100); }
.section-dark h2{ color:var(--sand-50); }
.section-inner{ max-width:var(--max-w); margin:0 auto; }

.section-head{ max-width:56ch; margin-bottom:3rem; }
.section-head h2{ font-size:clamp(1.7rem, 3vw, 2.3rem); line-height:1.18; margin-bottom:1rem; }
.section-lede{ font-size:1.02rem; color:var(--ink-soft); }
.section-dark .section-lede{ color:var(--sand-100); }

/* =========================================================
   Serviços
   ========================================================= */
.card-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:1.5px;
  background:var(--sand-200);
  border:1px solid var(--sand-200);
}
.service-card{
  background:var(--paper);
  padding:2rem 1.8rem;
  position:relative;
}
.card-index{
  display:block;
  font-family:var(--font-mono); font-size:.75rem;
  color:var(--bark-400); margin-bottom:1rem;
}
.service-card h3{ font-size:1.12rem; line-height:1.32; margin-bottom:.75rem; }
.service-card h4{ font-family:var(--font-display); font-weight:600; color:var(--forest-950); font-size:1.05rem; line-height:1.32; margin:0 0 .75rem; }
.service-card h4 a{ color:inherit; text-decoration:none; border-bottom:1px solid var(--moss-400); }
.service-card h4 a:hover{ color:var(--forest-700); border-color:var(--forest-700); }
.service-card p{ font-size:.92rem; color:var(--ink-soft); }

/* Subseção "Parcerias estratégicas" dentro de Serviços */
.subsection{ margin-top:3.5rem; }
.section-head-sub{ margin-bottom:1.75rem; max-width:56ch; }
.section-head-sub h3{ font-size:1.35rem; line-height:1.25; }

@media (max-width:860px){
  .card-grid{ grid-template-columns:repeat(2, 1fr); }
}
@media (max-width:560px){
  .card-grid{ grid-template-columns:1fr; }
}

/* =========================================================
   Etapas
   ========================================================= */
.steps{ display:flex; flex-direction:column; gap:0; }
.step{
  display:grid;
  grid-template-columns:120px 1fr;
  gap:2.2rem;
  align-items:start;
  padding:2.4rem 0;
  border-top:1px solid var(--sand-200);
}
.step:last-child{ border-bottom:1px solid var(--sand-200); }
.step-visual{
  width:96px; height:96px;
}
.step-visual svg{ width:100%; height:100%; }
.s-grid-box, .s-pin, .s-seal{ fill:none; stroke:var(--forest-700); stroke-width:2; }
.s-grid-line{ stroke:var(--moss-400); stroke-width:1.4; }
.s-corner{ fill:none; stroke:var(--bark-400); stroke-width:2; stroke-linecap:square; }
.s-dot{ fill:var(--forest-700); }
.s-dot-alt{ fill:var(--bark-400); }
.s-pin-hole{ fill:var(--paper); stroke:var(--forest-700); stroke-width:2; }
.s-ground{ stroke:var(--sand-200); stroke-width:2; }
.s-axis{ stroke:var(--sand-200); stroke-width:2; }
.s-bar{ fill:var(--moss-400); }
.s-bar-alt{ fill:var(--forest-700); }
.s-trend{ fill:none; stroke:var(--bark-400); stroke-width:2; stroke-linecap:round; }
.s-check{ fill:none; stroke:var(--paper); stroke-width:2.4; stroke-linecap:round; stroke-linejoin:round; }

.step-body{ padding-top:.2rem; }
.step-number{
  display:inline-block;
  font-family:var(--font-mono); font-size:.78rem;
  color:var(--bark-400); margin-bottom:.6rem;
}
.step-number::before{ content:"ETAPA "; }
.step h3{ font-size:1.3rem; margin-bottom:.7rem; }
.step p{ max-width:64ch; color:var(--ink-soft); font-size:.97rem; }

/* =========================================================
   Clientes
   ========================================================= */
.client-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill, minmax(130px, 1fr));
  gap:1px;
  background:var(--sand-200);
  border:1px solid var(--sand-200);
}
.client-grid li{
  background:var(--paper);
  display:flex; align-items:center; justify-content:center;
  aspect-ratio:1/1;
  padding:1.3rem;
}
.client-grid img{
  max-width:100%; max-height:100%; width:auto; height:auto;
  object-fit:contain;
  filter:grayscale(1) contrast(0.95) opacity(0.72);
  transition:filter .2s ease;
}
.client-grid li:hover img{ filter:grayscale(0) opacity(1); }

/* =========================================================
   Sobre
   ========================================================= */
.about-grid{
  display:grid;
  grid-template-columns:220px 1fr;
  gap:3rem;
  align-items:start;
}
.about-photo img{
  width:100%; border-radius:var(--radius);
  border:1px solid rgba(233,228,211,0.2);
}
.about-name{ font-family:var(--font-display); font-size:1.15rem; color:var(--sand-50); margin-top:1rem; }
.about-role{ font-family:var(--font-mono); font-size:.78rem; color:var(--moss-300); margin-top:.2rem; }
.about-text p{ margin-bottom:1.15rem; font-size:.97rem; color:var(--sand-100); }
.about-text p:last-child{ margin-bottom:0; }

/* =========================================================
   Publicações
   ========================================================= */
.pub-list{ display:flex; flex-direction:column; gap:0; counter-reset:pub; }
.pub-list li{
  counter-increment:pub;
  position:relative;
  padding:1.2rem 0 1.2rem 3.2rem;
  border-top:1px solid var(--sand-200);
  font-size:.93rem; color:var(--ink-soft);
}
.pub-list li:last-child{ border-bottom:1px solid var(--sand-200); }
.pub-list li::before{
  content:counter(pub, decimal-leading-zero);
  position:absolute; left:0; top:1.2rem;
  font-family:var(--font-mono); font-size:.78rem; color:var(--bark-400);
}

/* =========================================================
   Contato
   ========================================================= */
.contact-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(220px,1fr));
  gap:1.5px;
  background:var(--sand-200);
  border:1px solid var(--sand-200);
}
.contact-card{
  background:var(--paper);
  padding:1.8rem;
  text-decoration:none;
  display:flex; flex-direction:column; gap:.5rem;
  transition:background .15s ease;
}
a.contact-card:hover{ background:var(--sand-100); }
.contact-label{
  font-family:var(--font-mono); font-size:.72rem;
  color:var(--forest-600); text-transform:uppercase; letter-spacing:.06em;
}
.contact-value{ font-size:1.08rem; font-weight:500; color:var(--forest-950); }

/* =========================================================
   Footer
   ========================================================= */
.site-footer{ background:var(--forest-950); color:var(--sand-100); padding:2.4rem 1.5rem; }
.footer-inner{
  max-width:var(--max-w); margin:0 auto;
  display:flex; align-items:center; gap:1.2rem; flex-wrap:wrap;
  font-size:.82rem;
}
.footer-mark{ width:34px; height:auto; opacity:.85; }
.footer-inner p{ flex:1; min-width:200px; }
.footer-top{ text-decoration:none; color:var(--moss-300); font-family:var(--font-mono); font-size:.78rem; }
.footer-top:hover{ color:var(--sand-50); }

/* =========================================================
   Scroll offset for sticky header anchors
   ========================================================= */
section[id]{ scroll-margin-top:76px; }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width:860px){
  .about-grid{ grid-template-columns:1fr; }
  .about-photo{ display:flex; align-items:center; gap:1rem; }
  .about-photo img{ width:96px; flex-shrink:0; }
  .about-photo .about-name, .about-photo .about-role{ margin-top:0; }
}

@media (max-width:760px){
  .nav-toggle{ display:flex; }
  .site-header{
    /* backdrop-filter cria um "containing block" para elementos fixed
       dentro dele -- isso fazia o menu mobile (position:fixed) se
       posicionar em relação ao cabeçalho, e não à tela inteira,
       aparecendo como uma faixa estreita. Desligamos aqui só no
       mobile, onde o menu precisa ocupar a tela toda. */
    -webkit-backdrop-filter:none;
    backdrop-filter:none;
    background:var(--paper);
  }
  .site-nav {
    /* Mantém o menu começando exatamente abaixo do cabeçalho */
    position: fixed; 
    inset: var(--header-h, 64px) 0 0 auto; 
    
    width: 280px; /* Largura do menu lateral */
    max-width: 80vw; /* Garante que não ocupe 100% em telas minúsculas */
    background: var(--paper);
    padding: 1.5rem;
    
    /* Move o elemento totalmente para fora da tela, à direita */
    transform: translateX(100%);
    pointer-events: none;
    
    /* Suaviza a transição de entrada horizontal */
    transition: transform 0.3s ease-in-out;
    overflow-y: auto;
    
    /* Adiciona uma leve sombra para separar visualmente o menu do resto do site */
    box-shadow: -4px 0 15px rgba(16, 30, 25, 0.08);
  }
  .site-nav.is-open { 
    /* Traz o menu de volta para sua posição original (visível) */
    transform: translateX(0); 
    pointer-events: auto; 
  }
  .site-nav ul{ flex-direction:column; align-items:stretch; gap:0; }
  .site-nav li{ border-bottom:1px solid var(--sand-200); }
  .site-nav a{ padding:1rem .2rem; font-size:1.02rem; }
  .nav-cta{ margin-top:1rem; justify-content:center; }

  .hero{ padding:4rem 1.25rem 3.5rem; }
  .plot-stats{ grid-template-columns:1fr; max-width:340px; }

  .section{ padding:3.5rem 1.25rem; }
  .step{ grid-template-columns:1fr; gap:1.2rem; }
  .step-visual{ width:64px; height:64px; }
}

@media (max-width:480px){
  .client-grid{ grid-template-columns:repeat(3, 1fr); }
}