/* ===========================================================================
   e-forragens — design system (modernizado)
   =========================================================================== */
:root{
  --green-50:#EAF7EE;
  --green-100:#D6F0DE;
  --green-300:#8FD8A4;
  --green-500:#4FB869;   /* brand */
  --green-600:#3C9E55;
  --green-700:#2C7B41;
  --green-900:#163E24;

  --ink:#15281C;
  --ink-soft:#46584C;
  --muted:#7C8B81;
  --line:#E5EDE7;
  --cream:#F6FAF4;
  --surface:#FFFFFF;
  --wa:#25D366;

  --r-sm:12px;
  --r:18px;
  --r-lg:26px;
  --shadow-sm:0 1px 2px rgba(21,40,28,.05);
  --shadow:0 12px 30px rgba(21,40,28,.08), 0 2px 6px rgba(21,40,28,.05);
  --shadow-lg:0 28px 60px rgba(21,40,28,.14);
  --maxw:1140px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Plus Jakarta Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  color:var(--ink);
  background:var(--cream);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{line-height:1.15;letter-spacing:-.02em;margin:0}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.container.narrow{max-width:820px}

/* ---- Buttons ---- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.45em;
  font-weight:700;font-size:1rem;font-family:inherit;cursor:pointer;
  padding:.85rem 1.5rem;border-radius:999px;border:0;
  transition:transform .12s var(--ease),box-shadow .2s var(--ease),filter .2s var(--ease);
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-sm{padding:.6rem 1.1rem;font-size:.92rem}
.btn-block{width:100%}
.btn-primary{
  color:#fff;
  background:linear-gradient(180deg,var(--green-500),var(--green-600));
  box-shadow:0 8px 20px rgba(60,158,85,.32),inset 0 1px 0 rgba(255,255,255,.25);
}
.btn-primary:hover{filter:brightness(1.05);box-shadow:0 12px 26px rgba(60,158,85,.4)}
.btn-white{color:var(--green-700);background:#fff;box-shadow:var(--shadow)}
.btn-white:hover{filter:brightness(1.02)}

/* ---- Header ---- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(246,250,244,.82);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:1rem}
.brand{display:inline-flex;align-items:center;gap:.55rem;font-weight:800;font-size:1.18rem}
.brand-mark{width:30px;height:35px;color:var(--green-600);flex:0 0 auto}
.brand--light .brand-mark{color:#fff}
.brand-name b{color:var(--green-600)}
.brand--light .brand-name{color:#fff}
.brand--light .brand-name b{color:var(--green-300)}

.main-nav{display:flex;gap:1.6rem}
.main-nav a{font-weight:600;color:var(--ink-soft);font-size:.96rem;transition:color .15s}
.main-nav a:hover{color:var(--green-600)}
.header-actions{display:flex;align-items:center;gap:.6rem}

.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}

/* ---- Hero ---- */
.hero{position:relative;overflow:hidden;padding:clamp(2.5rem,6vw,5rem) 0 clamp(3rem,6vw,5.5rem)}
.hero::before{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(60% 50% at 85% 0%,rgba(79,184,105,.16),transparent 70%),
    radial-gradient(50% 45% at 0% 100%,rgba(79,184,105,.10),transparent 70%);
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(1.5rem,4vw,3.5rem);align-items:center}
.eyebrow{
  display:inline-block;font-weight:700;font-size:.85rem;color:var(--green-700);
  background:var(--green-50);border:1px solid var(--green-100);
  padding:.4rem .9rem;border-radius:999px;margin-bottom:1.1rem;
}
.hero h1{font-size:clamp(2.1rem,5vw,3.5rem);font-weight:800}
.hero .hl{color:var(--green-600);position:relative}
.lead{font-size:clamp(1.05rem,2vw,1.22rem);color:var(--ink-soft);margin:1.1rem 0 1.7rem;max-width:34ch}

.lead-form{margin-bottom:1.4rem}
.lead-fields{display:flex;gap:.6rem;background:var(--surface);padding:.5rem;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);flex-wrap:wrap}
.lead-fields input[type=text],.lead-fields input[type=tel]{
  flex:1 1 150px;min-width:0;border:0;outline:0;background:transparent;font:inherit;
  padding:.7rem .8rem;color:var(--ink);
}
.lead-fields input::placeholder{color:var(--muted)}
.lead-fields .btn{flex:0 0 auto}
.lead-fine{font-size:.82rem;color:var(--muted);margin:.55rem .2rem 0}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;opacity:0}

.hero-trust{list-style:none;display:flex;flex-wrap:wrap;gap:.4rem 1.3rem;margin:0;padding:0;color:var(--ink-soft);font-weight:600;font-size:.92rem}

.hero-media img{width:100%;height:auto;filter:drop-shadow(0 30px 40px rgba(21,40,28,.16))}

/* ---- Sections ---- */
.section{padding:clamp(3rem,7vw,5.5rem) 0}
.section-tint{background:linear-gradient(180deg,#fff,var(--green-50) 220%);border-block:1px solid var(--line)}
.section-head{text-align:center;max-width:680px;margin:0 auto clamp(2rem,4vw,3rem)}
.kicker{display:inline-block;font-weight:700;color:var(--green-600);font-size:.82rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:.6rem}
.section-head h2{font-size:clamp(1.7rem,3.6vw,2.5rem);font-weight:800}
.section-sub{color:var(--ink-soft);margin:.7rem 0 0;font-size:1.05rem}

/* ---- Split (quem somos) ---- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.5rem,4vw,3.5rem);align-items:center}
.split-copy .kicker{margin-top:0}
.split-copy h2{font-size:clamp(1.6rem,3.2vw,2.3rem);font-weight:800;margin-bottom:1rem}
.split-copy p{color:var(--ink-soft);margin:0 0 1rem}
.split-copy .btn{margin-top:.5rem}
.phone-wrap img{width:100%;height:auto;filter:drop-shadow(0 24px 40px rgba(21,40,28,.18))}

/* ---- Steps ---- */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem}
.step{display:flex;gap:1rem;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:1.4rem;box-shadow:var(--shadow-sm)}
.step-n{flex:0 0 auto;display:grid;place-items:center;width:38px;height:38px;border-radius:50%;font-weight:800;color:#fff;background:linear-gradient(180deg,var(--green-500),var(--green-600))}
.step h3{font-size:1.05rem;margin-bottom:.25rem}
.step p{margin:0;color:var(--ink-soft);font-size:.95rem}

/* ---- Cards 4 (vantagens) ---- */
.cards-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1.1rem}
.vcard{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:1.6rem;box-shadow:var(--shadow-sm);transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.vcard:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.vicon{display:grid;place-items:center;width:52px;height:52px;border-radius:14px;background:var(--green-50);font-size:1.6rem;margin-bottom:1rem}
.vcard h3{font-size:1.12rem;margin-bottom:.4rem}
.vcard p{margin:0;color:var(--ink-soft);font-size:.95rem}

/* ---- Products ---- */
.prod-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1.1rem}
.prod{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .2s var(--ease),box-shadow .2s var(--ease);display:flex;flex-direction:column}
.prod:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.prod-img{aspect-ratio:4/3;overflow:hidden;background:var(--green-50)}
.prod-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.prod:hover .prod-img img{transform:scale(1.06)}
.prod-body{padding:1rem 1.05rem 1.15rem;display:flex;flex-direction:column;flex:1}
.prod-body h3{font-size:1.08rem;margin-bottom:.3rem}
.prod-body p{margin:0 0 .8rem;color:var(--ink-soft);font-size:.88rem;flex:1}
.prod-link{font-weight:700;color:var(--green-600);font-size:.9rem;align-self:flex-start}
.prod-link:hover{color:var(--green-700)}

/* ---- CTA band ---- */
.cta-band{background:linear-gradient(120deg,var(--green-600),var(--green-700));color:#fff}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;padding:clamp(2.2rem,4vw,3rem) 24px;flex-wrap:wrap}
.cta-band h2{font-size:clamp(1.5rem,3vw,2.1rem);font-weight:800}
.cta-band p{margin:.4rem 0 0;opacity:.92}
.cta-actions{display:flex;align-items:center;gap:1.1rem;flex-wrap:wrap}
.cta-phone{font-weight:800;font-size:1.1rem;color:#fff}

/* ---- FAQ ---- */
.faq{display:flex;flex-direction:column;gap:.7rem}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:1rem;
  background:none;border:0;cursor:pointer;font:inherit;font-weight:700;color:var(--ink);
  text-align:left;padding:1.1rem 1.3rem;font-size:1rem}
.faq-ico{position:relative;flex:0 0 auto;width:18px;height:18px}
.faq-ico::before,.faq-ico::after{content:"";position:absolute;background:var(--green-600);border-radius:2px;transition:.25s var(--ease)}
.faq-ico::before{top:8px;left:0;width:18px;height:2px}
.faq-ico::after{top:0;left:8px;width:2px;height:18px}
.faq-item.open .faq-ico::after{transform:scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-a p{margin:0;padding:0 1.3rem 1.2rem;color:var(--ink-soft);font-size:.97rem}

/* ---- Footer ---- */
.site-footer{background:var(--green-900);color:#cfe4d6}
.footer-inner{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:2rem;padding:clamp(2.5rem,5vw,3.5rem) 24px 2rem}
.footer-brand p{margin:.9rem 0 0;max-width:32ch;color:#9fbfa9;font-size:.95rem}
.footer-col h4{font-size:.95rem;color:#fff;margin-bottom:.9rem}
.footer-col a{display:block;color:#bcd6c5;margin-bottom:.55rem;font-size:.95rem;transition:color .15s}
.footer-col a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:1.2rem 24px;font-size:.86rem;color:#8fae99}

/* ---- Floating WhatsApp ---- */
.wa-float{
  position:fixed;right:20px;bottom:20px;z-index:60;
  width:58px;height:58px;border-radius:50%;display:grid;place-items:center;
  background:var(--wa);color:#fff;box-shadow:0 10px 26px rgba(37,211,102,.5);
  transition:transform .2s var(--ease)
}
.wa-float:hover{transform:scale(1.08)}

/* ---- Modal ---- */
.modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px}
.modal[hidden]{display:none}
.modal-backdrop{position:absolute;inset:0;background:rgba(21,40,28,.55);backdrop-filter:blur(3px)}
.modal-card{position:relative;width:100%;max-width:440px;background:#fff;border-radius:var(--r-lg);
  padding:2rem 1.8rem;box-shadow:var(--shadow-lg);animation:pop .25s var(--ease)}
@keyframes pop{from{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:none}}
.modal-close{position:absolute;top:12px;right:14px;background:none;border:0;font-size:1.7rem;line-height:1;color:var(--muted);cursor:pointer}
.modal-card h3{font-size:1.4rem;font-weight:800}
.modal-sub{color:var(--ink-soft);margin:.4rem 0 1.3rem;font-size:.96rem}
.modal-card label{display:block;font-weight:700;font-size:.85rem;color:var(--ink-soft);margin-bottom:.9rem}
.modal-card input,.modal-card select{
  width:100%;margin-top:.35rem;border:1px solid var(--line);border-radius:var(--r-sm);
  padding:.8rem .9rem;font:inherit;color:var(--ink);background:#fff;transition:border-color .15s,box-shadow .15s
}
.modal-card input:focus,.modal-card select:focus{outline:0;border-color:var(--green-500);box-shadow:0 0 0 4px rgba(79,184,105,.16)}
.modal-card .btn{margin-top:.4rem}

/* sticky-header anchor offset */
:where(section[id]){scroll-margin-top:88px}

/* ===========================================================================
   Responsive
   =========================================================================== */
@media(max-width:980px){
  .prod-grid{grid-template-columns:repeat(3,1fr)}
  .cards-4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:860px){
  .main-nav{
    position:fixed;inset:72px 0 auto 0;flex-direction:column;gap:0;
    background:#fff;border-bottom:1px solid var(--line);padding:.5rem 0;
    transform:translateY(-130%);transition:transform .3s var(--ease);box-shadow:var(--shadow)
  }
  .main-nav.open{transform:translateY(0)}
  .main-nav a{padding:.9rem 24px;border-bottom:1px solid var(--line)}
  .nav-toggle{display:flex}
  .hero-grid{grid-template-columns:1fr;text-align:left}
  .hero-media{order:-1;max-width:420px}
  .lead{max-width:none}
  .split{grid-template-columns:1fr}
  .phone-wrap{order:-1;max-width:440px;margin:0 auto}
}
@media(max-width:620px){
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .cards-4{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr;gap:1.6rem}
  .lead-fields{flex-direction:column}
  .lead-fields .btn{width:100%}
  .cta-inner{flex-direction:column;align-items:flex-start}
}