/* =========================================================
   Scheller Madeiras — folha de estilo única
   Cores originais do site antigo preservadas.
   ========================================================= */

:root{
  --verde:#184c45;          /* header, rodapé, títulos */
  --verde-esc:#123a35;      /* hover / barra inferior */
  --verde-txt:#1c5e56;      /* texto corrido */
  --verde-claro:#eef7f7;    /* faixa do título das páginas internas */
  --areia:#f7f6f3;          /* fundo dos blocos de produto */
  --cinza:#8a8a8a;          /* olho / eyebrow */
  --branco:#fff;
  --borda:#e6e6e6;
  --max:1180px;
  --header-h:76px;
  --raio:4px;
  --sombra:0 12px 34px rgba(24,76,69,.10);
  --trans:.25s ease;
}

*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
}

body{
  margin:0;
  font-family:'Poppins',-apple-system,'Segoe UI',Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--verde-txt);
  background:var(--branco);
  overflow-x:hidden;
}

img{max-width:100%;height:auto;display:block}
a{color:var(--verde);text-decoration:none;transition:color var(--trans)}
a:hover{color:var(--verde-txt)}

h1,h2,h3,h4{
  font-weight:500;
  color:var(--verde);
  letter-spacing:-.02em;
  line-height:1.15;
  margin:0 0 .6em;
}
h1{font-size:clamp(2.4rem,6vw,4.4rem)}
h2{font-size:clamp(1.9rem,4vw,3.1rem)}
h3{font-size:clamp(1.5rem,3vw,2.2rem)}
h4{font-size:1.35rem;font-weight:600;line-height:1.35}
p{margin:0 0 1.2em}

.container{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:24px}
.section{padding:clamp(56px,8vw,104px) 0}
.section--areia{background:var(--areia)}
.center{text-align:center}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* olho / eyebrow ------------------------------------------------------- */
.eyebrow{
  display:block;
  font-size:.72rem;
  font-weight:500;
  letter-spacing:.28em;
  text-transform:uppercase;
  color:var(--cinza);
  margin-bottom:1.1rem;
}
.eyebrow::after{content:" —"}

/* botões --------------------------------------------------------------- */
.btn{
  display:inline-flex;align-items:center;gap:.55em;
  padding:.85em 1.7em;
  font-size:.9rem;font-weight:500;
  border:1px solid var(--borda);border-radius:var(--raio);
  background:var(--branco);color:var(--verde-txt);
  cursor:pointer;
  transition:background var(--trans),color var(--trans),border-color var(--trans),transform var(--trans);
}
.btn::after{content:"›";font-size:1.25em;line-height:1;opacity:.6}
.btn:hover{background:var(--verde);border-color:var(--verde);color:var(--branco);transform:translateY(-2px)}
.btn:hover::after{opacity:1}
.btn--solid{background:var(--verde);border-color:var(--verde);color:var(--branco)}
.btn--solid:hover{background:var(--verde-esc);border-color:var(--verde-esc);color:var(--branco)}
.btn--no-arrow::after{content:none}

:where(a,button,input,textarea,summary):focus-visible{
  outline:3px solid #7fc4b5;outline-offset:2px;border-radius:var(--raio);
}

/* =========================================================
   Cabeçalho
   ========================================================= */
.header{
  position:sticky;top:0;z-index:120;
  background:var(--verde);
  height:var(--header-h);
  display:flex;align-items:center;
  transition:box-shadow var(--trans);
}
.header.is-stuck{box-shadow:0 6px 22px rgba(0,0,0,.18)}
.header__inner{display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%}
.header__logo img{width:150px;height:auto}

.nav ul{display:flex;align-items:center;gap:30px;list-style:none;margin:0;padding:0}
.nav a{
  position:relative;
  color:rgba(255,255,255,.88);
  font-size:.94rem;
  padding:6px 0;
}
.nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:#7fc4b5;transform:scaleX(0);transform-origin:left;
  transition:transform var(--trans);
}
.nav a:hover{color:var(--branco)}
.nav a:hover::after,.nav a[aria-current="page"]::after{transform:scaleX(1)}
.nav a[aria-current="page"]{color:#9fd8cb}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:0;background:transparent;cursor:pointer;
  padding:0;align-items:center;justify-content:center;
}
.nav-toggle span{
  display:block;position:relative;width:24px;height:2px;background:#fff;
  transition:background var(--trans);
}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:24px;height:2px;background:#fff;
  transition:transform var(--trans),top var(--trans);
}
.nav-toggle span::before{top:-7px}
.nav-toggle span::after{top:7px}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}

@media (max-width:900px){
  .nav-toggle{display:flex}
  .nav{
    position:fixed;inset:var(--header-h) 0 auto 0;
    background:var(--verde);
    max-height:0;overflow:hidden;
    transition:max-height .32s ease;
    box-shadow:0 14px 28px rgba(0,0,0,.22);
  }
  .nav.is-open{max-height:340px}
  .nav ul{flex-direction:column;align-items:stretch;gap:0;padding:6px 24px 22px}
  .nav a{display:block;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.12)}
  .nav a::after{content:none}
}

/* =========================================================
   Hero da home
   ========================================================= */
.hero{
  position:relative;
  min-height:min(78vh,660px);
  /* No celular a tela é estreita e alta: 78vh vira um bloco comprido demais. */

  display:flex;align-items:center;justify-content:center;
  text-align:center;
  overflow:hidden;
  background:#123a35 center/cover no-repeat;
  background-image:url('../img/hero-aerea-960.jpg');
}
@media (min-width:961px){.hero{background-image:url('../img/hero-aerea.jpg')}}
@media (max-width:700px){.hero{min-height:min(58vh,470px)}}
@media (max-width:700px){.hero__inner{padding:64px 24px}}

/* Vídeo de fundo: embed do YouTube, pela qualidade da imagem. Nasce
   invisível e o JS revela quando o player carrega; até lá vale a foto. */
.hero__video{
  position:absolute;inset:0;
  border:0;pointer-events:none;
  opacity:0;transition:opacity .7s ease;
}
.hero__video.is-ready{opacity:1}
.hero__video iframe{
  position:absolute;top:50%;left:50%;
  width:100vw;height:56.25vw;           /* 16:9 cobrindo a largura */
  min-height:100%;min-width:177.77vh;   /* …ou cobrindo a altura */
  transform:translate(-50%,-50%);
  border:0;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,35,31,.42),rgba(10,35,31,.55));
}
.hero__inner{position:relative;z-index:2;padding:100px 24px}
.hero h1{
  color:var(--branco);
  font-weight:600;
  text-transform:uppercase;
  letter-spacing:.03em;
  margin-bottom:.35em;
  text-shadow:0 2px 26px rgba(0,0,0,.4);
}
.hero__sub{
  display:block;
  color:rgba(255,255,255,.9);
  font-size:clamp(.75rem,1.6vw,.95rem);
  letter-spacing:.42em;
  text-transform:uppercase;
  margin-bottom:2.2rem;
}
.hero .btn{
  background:rgba(255,255,255,.14);
  border-color:rgba(255,255,255,.55);
  color:var(--branco);
  backdrop-filter:blur(3px);
  letter-spacing:.14em;
  text-transform:uppercase;
  font-size:.78rem;
}
.hero .btn:hover{background:var(--branco);color:var(--verde);border-color:var(--branco)}

/* =========================================================
   Título das páginas internas
   ========================================================= */
.pagehead{background:var(--verde-claro);padding:clamp(40px,6vw,64px) 0}
.pagehead__inner{
  display:grid;grid-template-columns:1fr 1fr;
  gap:clamp(28px,5vw,56px);align-items:center;
}
.pagehead h1{margin:0;font-weight:500}

/* A foto fica na proporção original (sem corte) e transborda a faixa clara,
   entrando na seção de texto logo abaixo — como era no site antigo.
   position+z-index garantem que ela fique por cima do fundo da seção seguinte. */
.pagehead__fig{margin:0;align-self:end;position:relative;z-index:2}
.pagehead__fig img{
  display:block;width:100%;max-width:440px;margin-left:auto;
  border-radius:var(--raio);
  box-shadow:0 18px 40px rgba(24,76,69,.14);
}
@media (min-width:861px){
  .pagehead__fig{margin-bottom:calc(-1 * clamp(90px,15vw,240px))}
}
@media (max-width:860px){
  .pagehead__inner{grid-template-columns:1fr;gap:26px}
  .pagehead__fig img{margin-inline:auto;max-width:min(100%,380px)}
}

/* Seção de introdução logo abaixo da faixa: o texto ocupa só a coluna da
   esquerda, deixando a foto que transborda respirar à direita. */
.intro{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:clamp(32px,6vw,72px)}
.intro>*:last-child{margin-bottom:0}
@media (max-width:860px){.intro{grid-template-columns:1fr}}

/* =========================================================
   Bloco de duas colunas (texto + foto)
   ========================================================= */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:clamp(32px,6vw,72px);align-items:center}
.split--flip .split__fig{order:-1}
.split__fig{margin:0}
.split__fig img{width:100%;border-radius:var(--raio);box-shadow:var(--sombra)}
.split__body>*:last-child{margin-bottom:0}
@media (max-width:860px){
  .split{grid-template-columns:1fr;gap:34px}
  .split--flip .split__fig{order:0}
}

/* =========================================================
   Etapas do processo (ícones)
   ========================================================= */
.steps{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:clamp(30px,5vw,52px);
  margin:0;padding:0;list-style:none;
}
@media (min-width:900px){.steps{grid-template-columns:repeat(3,1fr)}}
.step{text-align:center}
.step img{width:64px;height:64px;margin:0 auto 22px;object-fit:contain}
.step h4{margin-bottom:.55em}
.step p{font-size:.94rem;margin:0}

/* =========================================================
   Produtos — faixas alternadas
   ========================================================= */
.produto{
  display:grid;
  grid-template-columns:1fr 1fr;
  align-items:stretch;
  background:var(--areia);
  border-radius:var(--raio);
  overflow:hidden;
  margin-bottom:clamp(26px,4vw,44px);
}
.produto:last-child{margin-bottom:0}
.produto__body{
  padding:clamp(32px,5vw,64px);
  display:flex;flex-direction:column;justify-content:center;
}
.produto__body h3{margin-bottom:.5em}
.produto__body p{font-size:.97rem;margin-bottom:0}
.produto__body .btn{margin-top:1.7rem;align-self:flex-start}
.produto__fig{margin:0;min-height:340px}
.produto__fig img{width:100%;height:100%;object-fit:cover;border-radius:0}
.produto--flip .produto__fig{order:-1}

@media (max-width:820px){
  .produto{grid-template-columns:1fr}
  .produto--flip .produto__fig{order:0}
  .produto__fig{min-height:0;aspect-ratio:4/3}
}

/* =========================================================
   Faixa de chamada (floresta)
   ========================================================= */
.cta{
  position:relative;
  padding:clamp(80px,12vw,150px) 0;
  background:#20372b url('../img/floresta.jpg') center/cover no-repeat;
  background-attachment:fixed;
}
@media (max-width:900px),(hover:none){
  .cta{background-attachment:scroll}
}
.cta::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(12,32,26,.72),rgba(12,32,26,.42));
}
.cta__inner{position:relative;z-index:2;max-width:900px}
/* Um pouco menor que os demais h2 para a frase caber em duas linhas. */
.cta h2{
  color:var(--branco);font-weight:600;
  font-size:clamp(1.8rem,3.6vw,2.9rem);
  text-shadow:0 2px 22px rgba(0,0,0,.35);
}
.cta .btn{background:rgba(255,255,255,.94);border-color:transparent;color:var(--verde)}
.cta .btn:hover{background:var(--branco);color:var(--verde-esc)}

/* =========================================================
   Lista de objetivos (política de qualidade)
   ========================================================= */
.checklist{list-style:none;margin:0;padding:0}
.checklist li{
  position:relative;
  padding-left:34px;
  margin-bottom:.85em;
  font-size:.97rem;
}
.checklist li::before{
  content:"";
  position:absolute;left:2px;top:.55em;
  width:14px;height:8px;
  border-left:2px solid #4d9c8c;border-bottom:2px solid #4d9c8c;
  transform:rotate(-45deg);
}

.valores{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:clamp(24px,4vw,44px)}
.valores h4{margin-bottom:.4em}
.valores p{font-size:.95rem;margin:0}

/* =========================================================
   Formulário de contato
   ========================================================= */
.form{max-width:520px}
.form__row{margin-bottom:20px}
.form label{
  display:block;
  font-size:.86rem;font-weight:600;
  color:var(--verde);
  margin-bottom:.45em;
}
.form input,.form textarea{
  width:100%;
  font:inherit;font-size:.95rem;
  color:var(--verde-txt);
  padding:.8em 1em;
  border:1px solid var(--borda);border-radius:var(--raio);
  background:var(--branco);
  transition:border-color var(--trans),box-shadow var(--trans);
}
.form input:focus,.form textarea:focus{
  outline:none;
  border-color:#4d9c8c;
  box-shadow:0 0 0 3px rgba(77,156,140,.16);
}
.form textarea{min-height:150px;resize:vertical}
.form__hp{position:absolute;left:-9999px}
.form__aviso{
  padding:14px 18px;border-radius:var(--raio);
  font-size:.92rem;margin-bottom:24px;
}
.form__aviso--ok{background:#e8f5f1;border:1px solid #b6ded3;color:#14584c}
.form__aviso--erro{background:#fdeeee;border:1px solid #f0c4c4;color:#9a2c2c}

.contato-dados{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:clamp(28px,5vw,56px)}
.contato-dados h3{margin-bottom:.5em}
.contato-dados address{font-style:normal;font-size:.97rem;line-height:1.9}
.contato-dados a{display:block;font-size:1.1rem;font-weight:500;word-break:break-word}

.mapa{margin-top:clamp(46px,7vw,80px);border-radius:var(--raio);overflow:hidden;box-shadow:var(--sombra)}
.mapa iframe{display:block;width:100%;height:400px;border:0}

/* =========================================================
   Rodapé
   ========================================================= */
.footer{background:var(--verde);color:rgba(255,255,255,.82);font-size:.94rem}
.footer a{color:rgba(255,255,255,.82)}
.footer a:hover{color:var(--branco)}
/* padding-block (e não o atalho `padding`) para não zerar o padding-inline
   que o .container define — era o que colava o rodapé na borda no celular. */
.footer__grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));
  gap:clamp(28px,5vw,54px);
  padding-block:clamp(46px,7vw,72px) clamp(34px,5vw,52px);
}
.footer__logo{width:170px;margin-bottom:20px}
.footer h5{
  margin:0 0 1em;
  font-size:.74rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;
  color:rgba(255,255,255,.55);
}
.footer ul{list-style:none;margin:0;padding:0}
.footer li{margin-bottom:.6em}

/* Contatos com ícone: fone, WhatsApp e e-mail. */
.footer__contatos li{display:flex;align-items:center;gap:11px;margin-bottom:.75em}
.footer__contatos svg{
  width:17px;height:17px;flex:none;
  fill:rgba(255,255,255,.5);
  transition:fill var(--trans);
}
.footer__contatos li:hover svg{fill:#7fc4b5}
.footer address{font-style:normal;line-height:1.85}

.footer__bar{
  border-top:1px solid rgba(255,255,255,.14);
  padding-block:20px 26px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  font-size:.85rem;color:rgba(255,255,255,.62);
}
/* No celular os três blocos empilham centralizados, e a folga extra
   embaixo impede que o botão flutuante do WhatsApp cubra o crédito. */
@media (max-width:640px){
  .footer__bar{
    flex-direction:column;justify-content:center;text-align:center;gap:18px;
    padding-block:26px 104px;
  }
  .footer__bar .social{order:-1}
}
.social{display:flex;gap:14px}
.social a{
  display:flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:50%;
  background:rgba(255,255,255,.1);
  transition:background var(--trans),transform var(--trans);
}
.social a:hover{background:rgba(255,255,255,.22);transform:translateY(-2px)}
.social svg{width:17px;height:17px;fill:#fff}

/* topo + whatsapp ------------------------------------------------------ */
.flutuante{position:fixed;right:20px;z-index:110;display:flex}
.zap{
  bottom:20px;
  width:56px;height:56px;border-radius:50%;
  background:#25d366;color:#fff;
  align-items:center;justify-content:center;
  box-shadow:0 8px 22px rgba(0,0,0,.24);
  transition:transform var(--trans),box-shadow var(--trans);
}
.zap:hover{transform:scale(1.07);box-shadow:0 12px 28px rgba(0,0,0,.3)}
.zap svg{width:30px;height:30px;fill:#fff}

.topo{
  bottom:88px;
  width:44px;height:44px;border-radius:50%;
  background:var(--verde);color:#fff;border:0;cursor:pointer;
  align-items:center;justify-content:center;
  opacity:0;visibility:hidden;
  transition:opacity var(--trans),visibility var(--trans),background var(--trans);
}
.topo.is-visible{opacity:.92;visibility:visible}
.topo:hover{background:var(--verde-esc);opacity:1}
.topo svg{width:16px;height:16px;fill:#fff}

/* revelação suave ------------------------------------------------------ */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}

@media print{
  .header,.flutuante,.cta,.hero__video{display:none!important}
  body{color:#000}
}