/* ============================================================
   FOUR FREIRES TECNOLOGIA — Design System v2
   Base: Manual da Marca v1.0 (Heris, 2026)

   PALETA OFICIAL
     Verde Progresso  #00df82   destaque / CTA
     Peróla           #ecfde8   texto sobre escuro, fundo claro
     Verde Avanço     #03624c   destaque sobre claro, gradientes
     Verde Futuro     #00302e   superfícies elevadas
     Verde Tecnologia #001a16   fundo principal

   TIPOGRAFIA  (manual: Proxima Nova títulos / SF UI Text texto)
     Web: Poppins (títulos) + Inter (texto) — equivalentes de licença livre

   TEMAS
     padrão (escuro) .... fundo Verde Tecnologia, texto Peróla
     .theme-light ....... fundo Peróla, texto Verde Tecnologia
     .theme-deep ........ fundo Verde Futuro (seções de apoio)
   Todos os componentes leem apenas os tokens semânticos (--bg, --ink,
   --accent...), então funcionam em qualquer tema sem CSS extra.

   Documentação viva: design-system.html
   ============================================================ */

/* ---------- 1. TOKENS ---------- */
:root{
  /* marca */
  --verde-progresso:#00df82;
  --verde-progresso-rgb:0,223,130;
  --verde-progresso-600:#00b86a;
  --verde-progresso-200:#8af5c6;
  --perola:#ecfde8;
  --perola-200:#d3f0cc;
  --verde-avanco:#03624c;
  --verde-futuro:#00302e;
  --verde-tecnologia:#001a16;
  --verde-profundo:#000f0d;

  /* semânticos (tema escuro = padrão) */
  --bg:var(--verde-tecnologia);
  --bg-soft:var(--verde-futuro);
  --card:var(--verde-tecnologia);
  --card-hover:var(--verde-futuro);
  --ink:var(--perola);
  --ink-soft:rgba(236,253,232,.72);
  --ink-muted:rgba(236,253,232,.5);
  --line:rgba(236,253,232,.12);
  --line-strong:rgba(236,253,232,.28);
  --accent:var(--verde-progresso);
  --accent-soft:rgba(0,223,130,.14);
  --on-accent:#00201b;

  /* tipografia */
  --font-head:'Poppins',system-ui,sans-serif;
  --font-body:'Inter',system-ui,sans-serif;
  --fs-xs:.75rem;
  --fs-sm:.875rem;
  --fs-base:1rem;
  --fs-lg:1.125rem;
  --fs-xl:1.25rem;

  /* espaçamento (escala de 4px) */
  --space-1:4px;  --space-2:8px;  --space-3:12px; --space-4:16px;
  --space-5:24px; --space-6:32px; --space-7:48px; --space-8:64px;
  --space-9:96px; --space-10:140px;

  /* forma */
  --container:1240px;
  --radius-sm:12px;
  --radius:20px;
  --radius-lg:28px;
  --radius-pill:999px;

  /* elevação */
  --shadow-1:0 6px 16px -8px rgba(0,0,0,.35);
  --shadow-2:0 18px 36px -16px rgba(0,0,0,.5);
  --shadow-glow:0 16px 32px -8px rgba(var(--verde-progresso-rgb),.5);

  /* movimento */
  --ease:cubic-bezier(.16,1,.3,1);
  --dur-fast:.25s;
  --dur:.4s;
}

/* tema claro: Peróla de fundo, verde escuro no texto, Verde Avanço como destaque (contraste AA) */
.theme-light{
  --bg:var(--perola);
  --bg-soft:#f8fff6;
  --card:#ffffff;
  --card-hover:#f4fff1;
  --ink:var(--verde-tecnologia);
  --ink-soft:rgba(0,26,22,.74);
  --ink-muted:rgba(0,26,22,.52);
  --line:rgba(0,48,46,.14);
  --line-strong:rgba(0,48,46,.3);
  --accent:var(--verde-avanco);
  --accent-soft:rgba(3,98,76,.1);
  --on-accent:#00201b;
  --shadow-1:0 6px 16px -10px rgba(0,48,46,.25);
  --shadow-2:0 18px 36px -18px rgba(0,48,46,.35);
  background:var(--bg);color:var(--ink);
}
.theme-deep{
  --bg:var(--verde-futuro);
  --card:var(--verde-tecnologia);
  --card-hover:#00251f;
  background:var(--bg);color:var(--ink);
}

/* ---------- 2. BASE ---------- */
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;overflow-x:hidden;}
html,body{background:var(--verde-tecnologia);color:var(--perola);}
body{
  font-family:var(--font-body);font-size:var(--fs-base);line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img,video{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--space-6);}
::selection{background:var(--verde-progresso);color:#00201b;}

:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}
.skip-link{
  position:fixed;top:-60px;left:var(--space-4);z-index:10000;background:var(--verde-progresso);color:#00201b;
  padding:var(--space-3) var(--space-5);border-radius:var(--radius-pill);font-weight:600;transition:top var(--dur-fast);
}
.skip-link:focus{top:var(--space-4);}

/* ---------- 3. TIPOGRAFIA ---------- */
h1,h2,h3,h4{font-family:var(--font-head);font-weight:700;line-height:1.1;letter-spacing:-.01em;color:var(--ink);}
h1{font-size:clamp(2.6rem,6vw,5.4rem);font-weight:800;line-height:1.04;}
h2{font-size:clamp(2rem,4.2vw,3.4rem);}
h3{font-size:clamp(1.25rem,2vw,1.6rem);line-height:1.2;}
h4{font-size:var(--fs-lg);line-height:1.3;}
p{color:var(--ink-soft);}
.lead{font-size:var(--fs-lg);line-height:1.65;}
.text-sm{font-size:var(--fs-sm);}
.text-center{text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-head);font-weight:600;font-size:var(--fs-xs);
  letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin-bottom:var(--space-4);
}
.eyebrow::before{content:'';width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px var(--accent);}
.theme-light .eyebrow::before{box-shadow:none;}
.grad-text{
  background:linear-gradient(92deg,var(--perola) 30%,var(--verde-progresso) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ---------- 4. ANIMAÇÃO DE ENTRADA ---------- */
[data-reveal]{opacity:0;transform:translateY(48px);transition:opacity .9s var(--ease),transform .9s var(--ease);}
[data-reveal].in-view{opacity:1;transform:translateY(0);}
[data-reveal="scale"]{transform:translateY(0) scale(.92);}
[data-reveal="scale"].in-view{transform:scale(1);}
[data-reveal="left"]{transform:translateX(-60px);}
[data-reveal="left"].in-view{transform:translateX(0);}
[data-reveal="right"]{transform:translateX(60px);}
[data-reveal="right"].in-view{transform:translateX(0);}
[data-reveal-group] [data-reveal]{transition-delay:calc(var(--i,0) * 90ms);}

/* ---------- 5. COMPONENTES BASE ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;font-family:var(--font-head);
  font-weight:600;font-size:var(--fs-sm);padding:14px 26px;border-radius:var(--radius-pill);
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),background var(--dur),border-color var(--dur),color var(--dur);
}
.btn-lg{padding:18px 34px;font-size:var(--fs-base);}
.btn-primary{background:var(--verde-progresso);color:var(--on-accent);}
.btn-primary:hover{transform:translateY(-3px);box-shadow:var(--shadow-glow);background:#12eb91;}
.btn-ghost{border:1px solid var(--line-strong);color:var(--ink);}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-3px);}
.btn-dark{background:var(--verde-tecnologia);color:var(--perola);}
.btn-dark:hover{transform:translateY(-3px);background:var(--verde-futuro);box-shadow:var(--shadow-2);}

.badge{
  display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:var(--radius-pill);
  font-family:var(--font-head);font-size:var(--fs-xs);font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  background:var(--accent-soft);color:var(--accent);border:1px solid var(--line);
}
.chips{display:flex;flex-wrap:wrap;gap:var(--space-3);}
.chip{
  display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:var(--radius-pill);
  font-size:var(--fs-sm);font-weight:500;color:var(--ink);background:var(--card);border:1px solid var(--line);
  transition:border-color var(--dur-fast),transform var(--dur-fast);
}
.chip::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--accent);}
.chip:hover{border-color:var(--accent);transform:translateY(-2px);}

.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:var(--space-6);
  transition:transform var(--dur) var(--ease),border-color var(--dur),background var(--dur),box-shadow var(--dur);
}
.card:hover{border-color:var(--accent);transform:translateY(-4px);box-shadow:var(--shadow-2);}

/* ---------- 6. PRELOADER / CURSOR ---------- */
#preloader{
  position:fixed;inset:0;z-index:9999;background:var(--verde-tecnologia);
  display:flex;align-items:center;justify-content:center;
  transition:opacity .6s ease, visibility .6s ease;
}
#preloader img{width:96px;animation:pulse 1.4s ease-in-out infinite;}
#preloader.done{opacity:0;visibility:hidden;pointer-events:none;}
@keyframes pulse{0%,100%{opacity:.35;transform:scale(.94);}50%{opacity:1;transform:scale(1);}}
#cursor-glow{
  position:fixed;top:0;left:0;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(var(--verde-progresso-rgb),.10),transparent 70%);
  pointer-events:none;z-index:2;transform:translate(-50%,-50%);transition:opacity .3s;will-change:transform;
}

/* ---------- 7. NAVEGAÇÃO ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  padding:10px 0;transition:padding .35s var(--ease),background .35s var(--ease),border-color .35s var(--ease);
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  padding:6px 0;background:rgba(0,26,22,.86);backdrop-filter:blur(14px) saturate(140%);
  border-bottom-color:rgba(236,253,232,.12);
}
.nav .container{display:flex;align-items:center;justify-content:space-between;}
.nav .logo img{height:140px;transition:height .35s var(--ease);}
.nav.scrolled .logo img{height:100px;}
.nav-links{display:flex;gap:38px;align-items:center;}
.nav-links a{
  font-family:var(--font-head);font-size:var(--fs-sm);font-weight:600;letter-spacing:.02em;
  color:rgba(236,253,232,.72);position:relative;padding:6px 0;transition:color var(--dur-fast);
}
.nav-links a::after{
  content:'';position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--verde-progresso);
  transition:width .3s var(--ease);
}
.nav-links a:hover{color:var(--perola);}
.nav-links a:hover::after,.nav-links a.active::after{width:100%;}
.nav-cta{display:none;}
@media(min-width:900px){.nav-cta{display:inline-flex;}}
@media(max-width:899px){.nav-links{display:none;}}

.burger{
  width:44px;height:44px;border-radius:50%;border:1px solid rgba(236,253,232,.2);background:rgba(236,253,232,.04);
  position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  z-index:1001;flex:0 0 44px;
}
.burger span{display:block;width:18px;height:2px;background:var(--perola);border-radius:2px;transition:transform .3s,opacity .3s;}
@media(min-width:900px){.burger{display:none;}}
.mobile-menu{
  position:fixed;inset:0;background:var(--verde-tecnologia);z-index:998;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:28px;
  opacity:0;visibility:hidden;transition:opacity .4s,visibility .4s;
}
.mobile-menu.open{opacity:1;visibility:visible;}
.mobile-menu a{font-family:var(--font-head);font-size:1.6rem;font-weight:700;color:var(--perola);}

/* ---------- 8. HERO ---------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden;isolation:isolate;color:var(--perola);}
.hero-media{position:absolute;inset:0;z-index:0;}
.hero-media video,.hero-media img{
  width:100%;height:100%;object-fit:cover;
  filter:blur(14px) brightness(.42) saturate(1.15);transform:scale(1.08);
}
.hero-media::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(0,26,22,.45) 0%,rgba(0,26,22,.72) 55%,var(--verde-tecnologia) 100%);
}
.hero-media .grain{position:absolute;inset:0;background:radial-gradient(circle at 30% 20%,rgba(var(--verde-progresso-rgb),.18),transparent 55%);}
.hero-inner{position:relative;z-index:1;padding-top:190px;padding-bottom:50px;}
.hero h1{margin:12px 0 22px;max-width:920px;color:var(--perola);}
.hero p.lead{max-width:600px;margin-bottom:32px;}
.hero-actions{display:flex;gap:18px;flex-wrap:wrap;margin-bottom:46px;}
.hero-stats{display:flex;gap:56px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:24px;}
.hero-stats .stat b{display:block;font-family:var(--font-head);font-size:2rem;color:var(--verde-progresso);}
.hero-stats .stat span{font-size:.82rem;color:var(--ink-soft);letter-spacing:.02em;}
.scroll-cue{
  position:absolute;bottom:38px;left:50%;transform:translateX(-50%);z-index:1;
  display:flex;flex-direction:column;align-items:center;gap:10px;color:var(--ink-soft);font-size:.72rem;
  letter-spacing:.18em;text-transform:uppercase;
}
.scroll-cue .line{width:1px;height:40px;background:linear-gradient(var(--verde-progresso),transparent);animation:scrolldown 1.8s ease-in-out infinite;}
@keyframes scrolldown{0%{opacity:0;transform:scaleY(0);transform-origin:top;}40%{opacity:1;transform:scaleY(1);transform-origin:top;}100%{opacity:0;transform:scaleY(1);transform-origin:bottom;}}

/* ---------- 9. SEÇÕES ---------- */
section{position:relative;padding:var(--space-10) 0;scroll-margin-top:90px;background:var(--bg);color:var(--ink);}
.section-head{max-width:680px;margin-bottom:var(--space-8);}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head p{margin-top:var(--space-4);font-size:var(--fs-lg);}
@media(max-width:700px){section{padding:var(--space-9) 0;}}

/* manifesto */
.manifesto{background:var(--verde-futuro);}
.manifesto-grid{display:grid;grid-template-columns:1fr;gap:60px;}
@media(min-width:960px){.manifesto-grid{grid-template-columns:1fr 1fr;align-items:start;}}
.manifesto-quote{font-family:var(--font-head);font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:600;line-height:1.35;color:var(--ink);}
.manifesto-quote em{color:var(--accent);font-style:normal;}
.stat-row{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-5);margin-top:44px;}
.stat-card{border:1px solid var(--line);border-radius:var(--radius);padding:26px;background:rgba(236,253,232,.03);}
.stat-card b{display:block;font-family:var(--font-head);font-size:1.7rem;color:var(--accent);line-height:1.2;margin-bottom:6px;}
.stat-card span{font-size:.84rem;color:var(--ink-soft);}

/* valores / recursos */
.values-grid{display:grid;grid-template-columns:1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
@media(min-width:760px){.values-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1080px){.values-grid{grid-template-columns:repeat(4,1fr);}}
.value-card{background:var(--card);padding:40px 30px;transition:background var(--dur);}
.value-card:hover{background:var(--card-hover);}
.value-card .num{font-family:var(--font-head);color:var(--accent);font-size:.8rem;letter-spacing:.1em;margin-bottom:22px;display:block;}
.value-card h3{margin-bottom:12px;}
.value-card p{font-size:.92rem;}

/* ---------- 10. PRODUTOS (vitrine) ---------- */
.rail-wrap{position:relative;}
.rail{display:flex;gap:28px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:20px;scrollbar-width:none;}
.rail::-webkit-scrollbar{display:none;}
.product-card{
  scroll-snap-align:start;flex:0 0 auto;width:min(78vw,420px);
  border-radius:calc(var(--radius) + 6px);overflow:hidden;position:relative;
  background:var(--verde-futuro);border:1px solid rgba(236,253,232,.12);color:var(--perola);
  transition:transform .5s var(--ease),border-color .5s,box-shadow .5s;
}
.product-card:hover{transform:translateY(-8px);border-color:var(--verde-progresso);box-shadow:var(--shadow-2);}
.product-card .thumb{position:relative;height:240px;overflow:hidden;background:var(--verde-profundo);}
.product-card .thumb video,.product-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease);}
.product-card:hover .thumb video,.product-card:hover .thumb img{transform:scale(1.06);}
.product-card .thumb::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(0,26,22,.9));}
.product-card .tag{
  position:absolute;top:16px;left:16px;z-index:2;background:rgba(0,26,22,.65);backdrop-filter:blur(6px);
  border:1px solid rgba(236,253,232,.18);padding:6px 14px;border-radius:var(--radius-pill);font-size:.7rem;letter-spacing:.1em;
  text-transform:uppercase;font-family:var(--font-head);color:var(--perola);
}
.product-card .body{padding:28px;}
.product-card .body h3{margin-bottom:10px;color:var(--perola);}
.product-card .body p{font-size:.9rem;margin-bottom:20px;min-height:66px;color:rgba(236,253,232,.72);}
.product-card .link{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-head);font-weight:600;color:var(--verde-progresso);font-size:.88rem;}
.product-card .link svg{transition:transform .3s var(--ease);}
.product-card:hover .link svg{transform:translateX(6px);}
.rail-nav{display:flex;gap:14px;margin-top:36px;}
.rail-nav button{
  width:52px;height:52px;border-radius:50%;border:1px solid var(--line-strong);
  display:flex;align-items:center;justify-content:center;transition:border-color .3s,background .3s;
}
.rail-nav button:hover{border-color:var(--accent);background:var(--accent-soft);}

/* ecossistema (home) */
.eco-grid{display:grid;gap:var(--space-5);grid-template-columns:repeat(auto-fit,minmax(250px,1fr));}
.eco-col{padding:var(--space-6);}
.eco-col .ico{
  width:52px;height:52px;border-radius:var(--radius-sm);background:var(--accent-soft);color:var(--accent);
  display:flex;align-items:center;justify-content:center;margin-bottom:var(--space-5);
}
.eco-col h3{margin-bottom:var(--space-2);}
.eco-col > p{font-size:var(--fs-sm);margin-bottom:var(--space-5);}
.eco-col ul{display:flex;flex-direction:column;border-top:1px solid var(--line);}
.eco-col li a{
  display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);padding:14px 0;
  border-bottom:1px solid var(--line);font-family:var(--font-head);font-weight:600;font-size:var(--fs-sm);color:var(--ink);
  transition:color var(--dur-fast),padding var(--dur-fast);
}
.eco-col li a svg{color:var(--accent);flex:0 0 auto;transition:transform var(--dur-fast);}
.eco-col li a:hover{color:var(--accent);padding-left:6px;}
.eco-col li a:hover svg{transform:translateX(4px);}

/* ---------- 11. CLIENTES ---------- */
.clients{overflow:hidden;}
.marquee{width:100%;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent);mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent);}
.marquee-track{display:flex;gap:40px;width:max-content;animation:marquee 60s linear infinite;align-items:center;padding:var(--space-3) 0;}
.marquee:hover .marquee-track{animation-play-state:paused;}
@keyframes marquee{from{transform:translateX(0);}to{transform:translateX(-50%);}}
.client-logo{
  width:180px;height:100px;flex:0 0 180px;border-radius:16px;background:#fff;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;padding:18px;
  box-shadow:var(--shadow-1);transition:transform .35s var(--ease);
}
.client-logo img{max-width:100%;max-height:52px;width:auto;height:auto;object-fit:contain;}
.client-logo:hover{transform:translateY(-6px);}

/* ---------- 12. DESTAQUE / DIFERENCIAIS ---------- */
.showcase{display:grid;gap:60px;align-items:center;}
@media(min-width:960px){.showcase{grid-template-columns:1.1fr .9fr;}}
.showcase-media{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);}
.showcase-media img{width:100%;}
.feature-list{display:flex;flex-direction:column;gap:26px;margin-top:34px;}
.feature-item{display:flex;gap:18px;align-items:flex-start;}
.feature-item .dot{
  flex:0 0 40px;height:40px;border-radius:var(--radius-sm);background:var(--accent-soft);
  display:flex;align-items:center;justify-content:center;color:var(--accent);
}
.feature-item h4{margin-bottom:6px;font-size:1.02rem;}
.feature-item p{font-size:.92rem;}

/* ---------- 13. CTA ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--verde-avanco),var(--verde-tecnologia) 70%);
  border-radius:var(--radius-lg);padding:80px 60px;position:relative;overflow:hidden;
  margin:0 auto;max-width:var(--container);color:var(--perola);
}
.cta-band h2{color:var(--perola);}
.cta-band p{color:rgba(236,253,232,.78);}
.cta-band .eyebrow{color:var(--verde-progresso);}
.cta-band::after{
  content:'';position:absolute;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(var(--verde-progresso-rgb),.25),transparent 70%);
  top:-180px;right:-140px;pointer-events:none;
}
.cta-inner{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:36px;align-items:center;justify-content:space-between;}
.cta-inner h2{max-width:560px;}
@media(max-width:700px){.cta-band{padding:56px 28px;}}

/* ---------- 14. CONTATO / FORMULÁRIO ---------- */
.contact-grid{display:grid;gap:48px;}
@media(min-width:960px){.contact-grid{grid-template-columns:1fr 1fr;}}
.contact-info-list{display:flex;flex-direction:column;gap:22px;margin-top:30px;}
.contact-info-list a,.contact-info-list div{
  display:flex;gap:16px;align-items:center;font-size:.98rem;padding:16px 0;border-bottom:1px solid var(--line);color:var(--ink);
}
.contact-info-list .ic{
  width:44px;height:44px;border-radius:var(--radius-sm);background:var(--accent-soft);color:var(--accent);
  display:flex;align-items:center;justify-content:center;flex:0 0 44px;
}
.social-row{display:flex;gap:14px;margin-top:30px;}
.social-row a{
  width:44px;height:44px;border-radius:50%;border:1px solid var(--line-strong);display:flex;
  align-items:center;justify-content:center;transition:border-color .3s,color .3s,transform .3s;
}
.social-row a:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-4px);}

.form-card{background:var(--verde-futuro);border:1px solid rgba(236,253,232,.12);border-radius:var(--radius);padding:40px;color:var(--perola);}
.field{margin-bottom:20px;}
.field label{display:block;font-size:.8rem;letter-spacing:.05em;text-transform:uppercase;color:rgba(236,253,232,.72);margin-bottom:8px;font-family:var(--font-head);}
.field input,.field textarea,.field select{
  width:100%;background:rgba(236,253,232,.05);border:1px solid rgba(236,253,232,.16);border-radius:var(--radius-sm);
  padding:14px 16px;color:var(--perola);font-family:var(--font-body);font-size:.95rem;transition:border-color .3s,background .3s;
}
.field input::placeholder,.field textarea::placeholder{color:rgba(236,253,232,.4);}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--verde-progresso);background:rgba(236,253,232,.08);}
.field textarea{resize:vertical;min-height:120px;}
.field select option{background:#fff;color:#2b2f2e;}
.note-pending{font-size:.8rem;color:var(--ink-soft);border:1px dashed var(--line);border-radius:var(--radius-sm);padding:12px 16px;margin-top:14px;}

/* ---------- 15. RODAPÉ ---------- */
footer{background:var(--verde-tecnologia);border-top:1px solid rgba(236,253,232,.12);padding-top:90px;color:var(--perola);}
.footer-top{display:flex;flex-direction:column;align-items:center;gap:56px;padding-bottom:60px;}
.footer-brand{text-align:center;}
.footer-brand .logo{display:inline-block;}
.footer-brand .logo img{width:250px;height:auto;margin:0 auto 18px;}
.footer-brand p{max-width:420px;margin:0 auto;font-size:.9rem;color:rgba(236,253,232,.72);}
.footer-cols{display:grid;grid-template-columns:1fr;gap:40px;width:100%;max-width:900px;}
@media(min-width:700px){.footer-cols{grid-template-columns:repeat(3,1fr);}}
.footer-col h4{font-size:.82rem;text-transform:uppercase;letter-spacing:.1em;margin-bottom:20px;color:var(--perola);}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{font-size:.92rem;color:rgba(236,253,232,.72);transition:color var(--dur-fast);}
.footer-col a:hover{color:var(--verde-progresso);}
.footer-bottom{
  border-top:1px solid rgba(236,253,232,.12);padding:26px 0 40px;display:flex;flex-wrap:wrap;gap:14px;
  justify-content:space-between;font-size:.8rem;color:rgba(236,253,232,.6);
}

/* ---------- 16. PÁGINA DE PRODUTO ---------- */
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:.82rem;color:rgba(236,253,232,.72);margin-bottom:24px;}
.breadcrumb a{color:rgba(236,253,232,.72);}
.breadcrumb a:hover{color:var(--verde-progresso);}
.product-hero{min-height:88vh;}
.spec-grid{display:grid;grid-template-columns:1fr;gap:1px;background:rgba(236,253,232,.14);border:1px solid rgba(236,253,232,.14);border-radius:var(--radius);overflow:hidden;margin-top:20px;}
@media(min-width:760px){.spec-grid{grid-template-columns:repeat(3,1fr);}}
.spec-card{background:rgba(0,26,22,.82);padding:34px 28px;}
.spec-card b{display:block;font-family:var(--font-head);font-size:1.6rem;color:var(--verde-progresso);margin-bottom:6px;}
.spec-card span{font-size:.85rem;color:rgba(236,253,232,.72);}
.video-frame{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:var(--verde-profundo);cursor:pointer;}
.video-frame video{width:100%;}
.play-btn{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:80px;height:80px;border-radius:50%;background:rgba(0,26,22,.55);backdrop-filter:blur(6px);
  border:1px solid rgba(236,253,232,.2);display:flex;align-items:center;justify-content:center;color:var(--verde-progresso);
  transition:transform .3s var(--ease),background .3s;
}
.video-frame:hover .play-btn{transform:translate(-50%,-50%) scale(1.1);background:var(--verde-progresso);color:#00201b;}
.related-products{display:grid;gap:28px;grid-template-columns:1fr;}
@media(min-width:700px){.related-products{grid-template-columns:repeat(3,1fr);}}
.related-products .product-card{width:auto;}

/* visão geral (texto + destaques) */
.overview{display:grid;gap:var(--space-8);align-items:start;}
@media(min-width:960px){.overview{grid-template-columns:1fr 1fr;}}
.overview .problem{font-family:var(--font-head);font-size:clamp(1.3rem,2.2vw,1.8rem);font-weight:600;line-height:1.4;color:var(--ink);}
.overview .problem em{font-style:normal;color:var(--accent);}
.benefit-list{display:flex;flex-direction:column;gap:var(--space-5);}
.benefit-list li{display:flex;gap:var(--space-4);align-items:flex-start;}
.benefit-list .dot{
  flex:0 0 36px;height:36px;border-radius:var(--radius-sm);background:var(--accent-soft);color:var(--accent);
  display:flex;align-items:center;justify-content:center;margin-top:2px;
}
.benefit-list h4{margin-bottom:4px;}
.benefit-list p{font-size:var(--fs-sm);}

/* como funciona */
.steps{display:grid;gap:var(--space-5);grid-template-columns:1fr;counter-reset:step;}
@media(min-width:760px){.steps{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1080px){.steps{grid-template-columns:repeat(4,1fr);}}
.step{position:relative;padding:var(--space-6);border-radius:var(--radius);background:var(--card);border:1px solid var(--line);}
.step::before{
  counter-increment:step;content:counter(step);
  display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;
  background:var(--verde-progresso);color:#00201b;font-family:var(--font-head);font-weight:700;margin-bottom:var(--space-5);
}
.step h3{font-size:1.15rem;margin-bottom:var(--space-2);}
.step p{font-size:var(--fs-sm);}
@media(min-width:1080px){
  .step:not(:last-child)::after{
    content:'';position:absolute;top:var(--space-6);left:calc(var(--space-6) + 44px + 12px);right:calc(-1 * var(--space-5) - 4px);
    margin-top:22px;height:1px;background:linear-gradient(90deg,var(--accent),transparent);opacity:.6;
  }
}

/* ficha técnica */
.tech-grid{display:grid;gap:var(--space-7);}
@media(min-width:960px){.tech-grid{grid-template-columns:1fr 1.2fr;}}
.spec-table{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--card);}
.spec-row{display:grid;grid-template-columns:1fr;gap:var(--space-1);padding:var(--space-4) var(--space-5);border-bottom:1px solid var(--line);}
.spec-row:last-child{border-bottom:none;}
@media(min-width:600px){.spec-row{grid-template-columns:200px 1fr;gap:var(--space-5);}}
.spec-row dt{font-family:var(--font-head);font-size:var(--fs-xs);font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);padding-top:3px;}
.spec-row dd{font-size:var(--fs-sm);color:var(--ink);}

/* casos de uso */
.usecase-grid{display:grid;gap:var(--space-5);grid-template-columns:1fr;}
@media(min-width:760px){.usecase-grid{grid-template-columns:repeat(3,1fr);}}
.usecase h3{font-size:1.15rem;margin:var(--space-4) 0 var(--space-2);}
.usecase p{font-size:var(--fs-sm);}
.usecase .ico{
  width:48px;height:48px;border-radius:var(--radius-sm);background:var(--accent-soft);color:var(--accent);
  display:flex;align-items:center;justify-content:center;
}

/* FAQ */
.faq{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:var(--space-3);}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);transition:border-color var(--dur-fast);}
.faq details[open]{border-color:var(--accent);}
.faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);
  padding:var(--space-4) var(--space-5);font-family:var(--font-head);font-weight:600;color:var(--ink);
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{
  content:'+';flex:0 0 28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:var(--accent-soft);color:var(--accent);font-size:1.2rem;line-height:1;transition:transform var(--dur-fast);
}
.faq details[open] summary::after{content:'−';}
.faq details p{padding:0 var(--space-5) var(--space-5);font-size:var(--fs-sm);}

/* ---------- 17. MISC ---------- */
.divider-line{height:1px;background:var(--line);width:100%;}

/* ---------- 18. ACESSIBILIDADE: movimento reduzido ---------- */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;}
  [data-reveal]{opacity:1;transform:none;}
  .marquee-track{animation:none;}
  #cursor-glow{display:none;}
}