/* ==========================================================================
   Oia Decor — Folha de estilos principal
   Identidade visual: verde fresco #67D974 + tons claros, tipografia
   arredondada e amigável (base: identidade histórica da marca Oia Decor).
   Empresa do Grupo Oplin.
   ========================================================================== */

/* -------- Variáveis de marca -------- */
:root{
  /* Verdes da marca (logo = #67D974) */
  --green:        #67D974;   /* verde-marca claro (destaques, formas) */
  --green-400:    #4CC865;   /* verde médio */
  --green-600:    #2FA24D;   /* verde para botões/links (bom contraste) */
  --green-700:    #23823D;   /* hover */
  --green-ink:    #15361F;   /* verde bem escuro para títulos */

  /* Neutros quentes/naturais */
  --bg:           #ffffff;
  --bg-soft:      #f4faf3;   /* creme esverdeado — seções alternadas */
  --sand:         #f1ece0;   /* areia/madeira — calor */
  --ink:          #1d2a20;   /* texto principal */
  --muted:        #5b6a5f;   /* texto secundário */
  --line:         #e5ece3;   /* bordas suaves */
  --card:         #ffffff;

  /* WhatsApp */
  --wa:           #25d366;
  --wa-deep:      #128c7e;

  /* Sistema */
  --maxw:         1200px;
  --radius:       18px;
  --radius-lg:    28px;
  --shadow-sm:    0 4px 14px rgba(21,54,31,.06);
  --shadow:       0 14px 40px rgba(21,54,31,.10);
  --shadow-lg:    0 24px 60px rgba(21,54,31,.16);
  --ease:         cubic-bezier(.22,.61,.36,1);
  --font-head:    "Poppins", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body:    "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

/* -------- Reset enxuto -------- */
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
  font-size:17px;
  overflow-x:hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; cursor:pointer; }
h1,h2,h3,h4{ font-family:var(--font-head); color:var(--green-ink); line-height:1.12; font-weight:700; margin:0 0 .5em; letter-spacing:-.01em; }
h1{ font-size:clamp(2.1rem,5.4vw,3.9rem); }
h2{ font-size:clamp(1.7rem,3.8vw,2.7rem); }
h3{ font-size:1.25rem; }
p{ margin:0 0 1rem; }

/* -------- Utilitários -------- */
.container{ width:100%; max-width:var(--maxw); margin-inline:auto; padding-inline:22px; }
.section{ padding:clamp(56px,8vw,110px) 0; }
.section--soft{ background:var(--bg-soft); }
.eyebrow{
  display:inline-block; font-family:var(--font-head); font-weight:600;
  font-size:.82rem; letter-spacing:.16em; text-transform:uppercase;
  color:var(--green-600); margin-bottom:.6rem;
}
.section-head{ max-width:720px; margin:0 auto clamp(34px,5vw,56px); text-align:center; }
.section-head p{ color:var(--muted); font-size:1.06rem; }
.lead{ font-size:1.12rem; color:var(--muted); }

/* Botões */
.btn{
  display:inline-flex; align-items:center; gap:.55rem;
  padding:.9rem 1.6rem; border-radius:999px; font-family:var(--font-head);
  font-weight:600; font-size:1rem; border:2px solid transparent;
  transition:transform .25s var(--ease), box-shadow .25s var(--ease), background .25s, color .25s;
  will-change:transform;
}
.btn svg{ width:20px; height:20px; }
.btn--primary{ background:var(--green-600); color:#fff; box-shadow:0 10px 24px rgba(47,162,77,.28); }
.btn--primary:hover{ background:var(--green-700); transform:translateY(-2px); box-shadow:0 16px 30px rgba(47,162,77,.34); }
.btn--wa{ background:var(--wa); color:#08351f; box-shadow:0 10px 24px rgba(37,211,102,.32); }
.btn--wa:hover{ background:#1fc45d; transform:translateY(-2px); }
.btn--ghost{ background:transparent; color:var(--green-ink); border-color:var(--line); }
.btn--ghost:hover{ border-color:var(--green); background:var(--bg-soft); transform:translateY(-2px); }
.btn--lg{ padding:1.05rem 2rem; font-size:1.08rem; }
.btn--block{ width:100%; justify-content:center; }

/* =========================================================
   Header
   ========================================================= */
.header{
  position:fixed; inset:0 0 auto 0; z-index:60;
  background:rgba(255,255,255,.82); backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid transparent; transition:box-shadow .3s, border-color .3s, background .3s;
}
.header.is-scrolled{ box-shadow:var(--shadow-sm); border-color:var(--line); }
.nav{ display:flex; align-items:center; justify-content:space-between; height:74px; gap:1rem; }
.brand{ display:flex; align-items:center; gap:.5rem; }
.brand img{ height:34px; width:auto; }
.brand .brand-tag{ display:none; }
.nav-links{ display:flex; align-items:center; gap:.35rem; list-style:none; margin:0; padding:0; }
.nav-links a{
  font-family:var(--font-head); font-weight:500; font-size:.98rem; color:var(--ink);
  padding:.5rem .85rem; border-radius:999px; transition:color .2s, background .2s;
}
.nav-links a:hover{ color:var(--green-700); background:var(--bg-soft); }
.nav-cta{ display:flex; align-items:center; gap:.6rem; }
.nav-cta .btn{ padding:.62rem 1.15rem; font-size:.95rem; }

/* Botão hambúrguer */
.nav-toggle{
  display:none; width:46px; height:46px; border-radius:12px; border:1px solid var(--line);
  background:#fff; padding:0; position:relative;
}
.nav-toggle span{ position:absolute; left:12px; right:12px; height:2px; background:var(--green-ink); border-radius:2px; transition:transform .3s var(--ease), opacity .2s; }
.nav-toggle span:nth-child(1){ top:16px; } .nav-toggle span:nth-child(2){ top:22px; } .nav-toggle span:nth-child(3){ top:28px; }
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform:translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform:translateY(-6px) rotate(-45deg); }

/* =========================================================
   Hero
   ========================================================= */
.hero{ position:relative; padding-top:118px; overflow:hidden; }
.hero::before{
  content:""; position:absolute; inset:0; z-index:-2;
  background:
    radial-gradient(60% 60% at 85% 8%, rgba(103,217,116,.20), transparent 60%),
    radial-gradient(50% 50% at 5% 90%, rgba(103,217,116,.14), transparent 60%),
    linear-gradient(180deg,#fbfefa 0%, #ffffff 100%);
}
.hero-grid{ display:grid; grid-template-columns:1.05fr .95fr; gap:clamp(30px,5vw,64px); align-items:center; padding-bottom:clamp(40px,7vw,90px); }
.hero-badge{
  display:inline-flex; align-items:center; gap:.5rem; background:#fff; border:1px solid var(--line);
  padding:.45rem .9rem; border-radius:999px; font-size:.85rem; font-weight:600; color:var(--green-700);
  box-shadow:var(--shadow-sm); margin-bottom:1.25rem; font-family:var(--font-head);
}
.hero-badge .dot{ width:9px; height:9px; border-radius:50%; background:var(--green); box-shadow:0 0 0 4px rgba(103,217,116,.25); }
.hero h1 .hl{ color:var(--green-600); }
.hero-tagline{ font-family:var(--font-head); font-weight:600; color:var(--green-700); font-size:clamp(1rem,2vw,1.15rem); margin:-.2rem 0 1.1rem; }
.hero p.lead{ max-width:30rem; }
.hero-cta{ display:flex; flex-wrap:wrap; gap:.8rem; margin-top:1.7rem; }
.hero-trust{ display:flex; gap:1.5rem; margin-top:2rem; flex-wrap:wrap; }
.hero-trust div{ font-size:.9rem; color:var(--muted); }
.hero-trust b{ display:block; font-family:var(--font-head); font-size:1.5rem; color:var(--green-ink); line-height:1; }

.hero-media{ position:relative; }
.hero-media .shot{
  border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-lg);
  aspect-ratio:4/5; background:var(--bg-soft);
}
.hero-media .shot img{ width:100%; height:100%; object-fit:cover; }
.hero-media .float{
  position:absolute; left:-18px; bottom:26px; background:#fff; border-radius:16px;
  padding:.75rem 1rem; box-shadow:var(--shadow); display:flex; align-items:center; gap:.65rem;
  font-family:var(--font-head); font-weight:600; font-size:.9rem; animation:floaty 5s var(--ease) infinite;
}
.hero-media .float .ico{ width:38px; height:38px; border-radius:10px; background:var(--bg-soft); display:grid; place-items:center; color:var(--green-600); }
@keyframes floaty{ 0%,100%{ transform:translateY(0); } 50%{ transform:translateY(-9px); } }

/* =========================================================
   Produtos
   ========================================================= */
.products-grid{ display:grid; grid-template-columns:repeat(6,1fr); gap:22px; }
.pcard{
  position:relative; grid-column:span 2; border-radius:var(--radius);
  overflow:hidden; background:var(--card); border:1px solid var(--line);
  box-shadow:var(--shadow-sm); transition:transform .3s var(--ease), box-shadow .3s var(--ease);
  display:flex; flex-direction:column; min-height:270px;
}
.pcard:hover{ transform:translateY(-6px); box-shadow:var(--shadow); }
.pcard--feature{ grid-column:span 3; grid-row:span 2; }
.pcard--wide{ grid-column:span 3; }
.pcard .pcard-media{ position:relative; overflow:hidden; flex:1; min-height:180px; background:linear-gradient(135deg,var(--green-400),var(--green-600)); }
.pcard .pcard-media img{ width:100%; height:100%; object-fit:cover; transition:transform .6s var(--ease); }
.pcard:hover .pcard-media img{ transform:scale(1.06); }
.pcard-body{ padding:1.15rem 1.3rem 1.35rem; }
.pcard-body .tag{ font-family:var(--font-head); font-size:.72rem; font-weight:600; letter-spacing:.12em; text-transform:uppercase; color:var(--green-600); }
.pcard-body h3{ margin:.3rem 0 .35rem; color:var(--green-ink); }
.pcard-body p{ margin:0; color:var(--muted); font-size:.96rem; }
.pcard .badge-star{
  position:absolute; top:14px; left:14px; z-index:2; background:var(--green-ink); color:#fff;
  font-family:var(--font-head); font-weight:600; font-size:.72rem; letter-spacing:.05em;
  padding:.35rem .7rem; border-radius:999px; display:inline-flex; align-items:center; gap:.35rem;
}
/* Cartão sem foto: bloco decorativo com padrão */
.pcard-media--pattern{
  background:
    radial-gradient(circle at 20% 30%, rgba(255,255,255,.35), transparent 40%),
    repeating-linear-gradient(45deg, rgba(255,255,255,.10) 0 14px, transparent 14px 28px),
    linear-gradient(135deg,var(--green-400),var(--green-700));
  display:grid; place-items:center;
}
.pcard-media--pattern svg{ width:64px; height:64px; color:#fff; opacity:.92; }

/* =========================================================
   Sobre
   ========================================================= */
.about-grid{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(30px,5vw,64px); align-items:center; }
.about-media{ position:relative; border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow); aspect-ratio:5/4; }
.about-media img{ width:100%; height:100%; object-fit:cover; }
.about-media .stamp{
  position:absolute; right:16px; bottom:16px; background:#fff; border-radius:14px; padding:.7rem 1rem;
  font-family:var(--font-head); box-shadow:var(--shadow); text-align:center;
}
.about-media .stamp b{ display:block; color:var(--green-600); font-size:1.35rem; line-height:1; }
.about-media .stamp span{ font-size:.72rem; color:var(--muted); }
.about-list{ list-style:none; margin:1.4rem 0 0; padding:0; display:grid; gap:.85rem; }
.about-list li{ display:flex; gap:.7rem; align-items:flex-start; font-size:1rem; }
.about-list .ck{ flex:none; width:26px; height:26px; border-radius:50%; background:rgba(103,217,116,.18); color:var(--green-700); display:grid; place-items:center; margin-top:2px; }
.about-list .ck svg{ width:15px; height:15px; }

/* =========================================================
   Diferenciais
   ========================================================= */
.diff-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; }
.diff{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  padding:1.7rem 1.4rem; box-shadow:var(--shadow-sm); transition:transform .3s var(--ease), box-shadow .3s;
}
.diff:hover{ transform:translateY(-5px); box-shadow:var(--shadow); }
.diff .ico{
  width:54px; height:54px; border-radius:15px; display:grid; place-items:center; margin-bottom:1rem;
  background:linear-gradient(135deg, rgba(103,217,116,.22), rgba(47,162,77,.14)); color:var(--green-700);
}
.diff .ico svg{ width:28px; height:28px; }
.diff h3{ font-size:1.08rem; margin-bottom:.3rem; }
.diff p{ margin:0; color:var(--muted); font-size:.95rem; }

/* =========================================================
   Galeria
   ========================================================= */
.gallery{ display:grid; grid-template-columns:repeat(4,1fr); grid-auto-rows:200px; gap:16px; }
.gallery figure{ margin:0; overflow:hidden; border-radius:var(--radius); position:relative; box-shadow:var(--shadow-sm); }
.gallery img{ width:100%; height:100%; object-fit:cover; transition:transform .7s var(--ease); }
.gallery figure:hover img{ transform:scale(1.08); }
.gallery .g-tall{ grid-row:span 2; }
.gallery .g-wide{ grid-column:span 2; }
.gallery figcaption{
  position:absolute; left:0; right:0; bottom:0; padding:.9rem 1rem .8rem; color:#fff;
  font-family:var(--font-head); font-weight:600; font-size:.92rem;
  background:linear-gradient(0deg, rgba(11,32,17,.72), transparent); opacity:0; transform:translateY(8px);
  transition:opacity .3s, transform .3s;
}
.gallery figure:hover figcaption{ opacity:1; transform:translateY(0); }

/* =========================================================
   Contato
   ========================================================= */
.contact-grid{ display:grid; grid-template-columns:.9fr 1.1fr; gap:clamp(28px,5vw,56px); align-items:start; }
.contact-info .info-row{ display:flex; gap:.9rem; align-items:flex-start; padding:1rem 0; border-bottom:1px solid var(--line); }
.contact-info .info-row:last-of-type{ border-bottom:0; }
.contact-info .ico{ flex:none; width:46px; height:46px; border-radius:12px; background:var(--bg-soft); color:var(--green-700); display:grid; place-items:center; }
.contact-info .ico svg{ width:22px; height:22px; }
.contact-info .lbl{ font-family:var(--font-head); font-size:.74rem; letter-spacing:.12em; text-transform:uppercase; color:var(--muted); }
.contact-info .val{ font-family:var(--font-head); font-weight:600; font-size:1.08rem; color:var(--green-ink); }
.contact-info .val a:hover{ color:var(--green-600); }

.form-card{ background:#fff; border:1px solid var(--line); border-radius:var(--radius-lg); padding:clamp(1.4rem,3vw,2.2rem); box-shadow:var(--shadow); }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:1rem; }
.field{ margin-bottom:1rem; }
.field label{ display:block; font-family:var(--font-head); font-weight:600; font-size:.86rem; margin-bottom:.35rem; color:var(--green-ink); }
.field input,.field select,.field textarea{
  width:100%; padding:.85rem 1rem; border:1.5px solid var(--line); border-radius:12px;
  font-family:var(--font-body); font-size:1rem; color:var(--ink); background:#fcfefb;
  transition:border-color .2s, box-shadow .2s;
}
.field textarea{ min-height:120px; resize:vertical; }
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none; border-color:var(--green); box-shadow:0 0 0 4px rgba(103,217,116,.18);
}
.form-note{ font-size:.84rem; color:var(--muted); text-align:center; margin:.7rem 0 0; }
.form-feedback{ display:none; margin-top:1rem; padding:.9rem 1rem; border-radius:12px; font-size:.94rem; font-family:var(--font-head); font-weight:500; }
.form-feedback.ok{ display:block; background:rgba(47,162,77,.12); color:var(--green-700); }
.form-feedback.err{ display:block; background:#fdecec; color:#b3261e; }

/* =========================================================
   Footer
   ========================================================= */
.footer{ background:var(--green-ink); color:#cfe0d4; padding:clamp(48px,7vw,80px) 0 26px; }
.footer a{ color:#cfe0d4; }
.footer-grid{ display:grid; grid-template-columns:1.6fr 1fr 1fr 1.2fr; gap:34px; }
.footer .f-brand img{ height:30px; margin-bottom:1rem; }
.footer .f-brand p{ font-size:.94rem; color:#a7bbac; max-width:24rem; }
.footer h4{ color:#fff; font-size:.82rem; letter-spacing:.14em; text-transform:uppercase; margin:.2rem 0 1rem; }
.footer ul{ list-style:none; margin:0; padding:0; display:grid; gap:.6rem; }
.footer ul a{ font-size:.96rem; color:#b9cbbe; transition:color .2s; }
.footer ul a:hover{ color:var(--green); }
.footer .social{ display:flex; gap:.6rem; margin-top:.4rem; }
.footer .social a{ width:42px; height:42px; border-radius:12px; border:1px solid rgba(255,255,255,.14); display:grid; place-items:center; transition:background .2s, border-color .2s, transform .2s; }
.footer .social a:hover{ background:rgba(103,217,116,.16); border-color:var(--green); transform:translateY(-2px); }
.footer .social svg{ width:20px; height:20px; color:#fff; }

.oplin-badge{ display:flex; align-items:center; gap:.6rem; margin-top:1.4rem; padding-top:1.2rem; }
.oplin-badge .seed{ width:38px; height:38px; border-radius:11px; background:rgba(255,255,255,.06); display:grid; place-items:center; border:1px solid rgba(255,255,255,.12); }
.oplin-badge .seed svg{ width:22px; height:22px; color:var(--green); }
.oplin-badge .t small{ display:block; font-size:.68rem; letter-spacing:.12em; text-transform:uppercase; color:#8fa596; }
.oplin-badge .t b{ font-family:var(--font-head); color:#fff; font-size:1rem; }

.footer-bottom{
  margin-top:clamp(30px,5vw,52px); padding-top:22px; border-top:1px solid rgba(255,255,255,.12);
  display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap; font-size:.85rem; color:#8fa596;
}

/* =========================================================
   WhatsApp flutuante
   ========================================================= */
.wa-float{
  position:fixed; right:20px; bottom:20px; z-index:70; width:60px; height:60px; border-radius:50%;
  background:var(--wa); display:grid; place-items:center; box-shadow:0 12px 30px rgba(37,211,102,.45);
  transition:transform .25s var(--ease); animation:wa-pop .5s var(--ease) both;
}
.wa-float:hover{ transform:scale(1.08); }
.wa-float svg{ width:32px; height:32px; color:#fff; }
.wa-float::after{ content:""; position:absolute; inset:0; border-radius:50%; box-shadow:0 0 0 0 rgba(37,211,102,.5); animation:wa-ring 2.4s ease-out infinite; }
@keyframes wa-ring{ 0%{ box-shadow:0 0 0 0 rgba(37,211,102,.5); } 70%,100%{ box-shadow:0 0 0 18px rgba(37,211,102,0); } }
@keyframes wa-pop{ from{ transform:scale(0); } to{ transform:scale(1); } }

/* =========================================================
   Animações de entrada (reveal)
   ========================================================= */
.reveal{ opacity:0; transform:translateY(26px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in{ opacity:1; transform:none; }
.reveal[data-delay="1"]{ transition-delay:.08s; }
.reveal[data-delay="2"]{ transition-delay:.16s; }
.reveal[data-delay="3"]{ transition-delay:.24s; }
.reveal[data-delay="4"]{ transition-delay:.32s; }

/* =========================================================
   Responsivo
   ========================================================= */
@media (max-width:980px){
  .hero-grid{ grid-template-columns:1fr; }
  .hero-media{ order:-1; max-width:460px; }
  .about-grid,.contact-grid{ grid-template-columns:1fr; }
  .diff-grid{ grid-template-columns:repeat(2,1fr); }
  .footer-grid{ grid-template-columns:1fr 1fr; }
  .gallery{ grid-template-columns:repeat(2,1fr); }
  .products-grid{ grid-template-columns:repeat(4,1fr); }
  .pcard--feature{ grid-column:span 4; grid-row:auto; }
  .pcard--wide{ grid-column:span 4; }
  .pcard{ grid-column:span 2; }
}
@media (max-width:760px){
  .nav-links, .nav-cta .btn--ghost{ display:none; }
  .nav-toggle{ display:block; }
  .nav.open .nav-links{
    display:flex; position:absolute; top:74px; left:0; right:0; flex-direction:column; align-items:stretch;
    gap:.2rem; background:#fff; padding:1rem 22px 1.4rem; box-shadow:var(--shadow); border-top:1px solid var(--line);
  }
  .nav.open .nav-links a{ padding:.85rem 1rem; border-radius:12px; }
  .form-row{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr; }
  .hero-trust{ gap:1.1rem; }
}
@media (max-width:520px){
  .diff-grid{ grid-template-columns:1fr; }
  .gallery{ grid-template-columns:1fr; grid-auto-rows:220px; }
  .gallery .g-wide{ grid-column:span 1; }
  .products-grid{ grid-template-columns:1fr; }
  .pcard,.pcard--feature,.pcard--wide{ grid-column:span 1; }
  body{ font-size:16px; }
}

/* Acessibilidade: respeita quem prefere menos movimento */
@media (prefers-reduced-motion:reduce){
  *{ animation:none !important; transition:none !important; scroll-behavior:auto !important; }
  .reveal{ opacity:1; transform:none; }
}
:focus-visible{ outline:3px solid var(--green-600); outline-offset:2px; border-radius:6px; }
.skip-link{ position:absolute; left:-999px; top:0; background:#fff; padding:.7rem 1rem; z-index:100; border-radius:0 0 10px 0; }
.skip-link:focus{ left:0; }