:root{
    /* Cores extraídas da logo ECOINF (logo-final.png) */
    --azul:#2F678B;      /* letras "EC" e texto "ENERGIA SOLAR" */
    --laranja:#f18628e7;   /* letras "INF" e base do sol */
    --amarelo:#F3B419;   /* topo do sol, degradê com o laranja */
    --branco:#FFFFFF;    /* fundo/base */

    /* Ramp de laranjas — derivado do --laranja da logo, pra combinar entre si */
    --laranja-escuro:#C96A16;  /* tom escuro: textos, links, hover (contraste em fundo branco) */
    --laranja-medio:#F3933A;   /* tom médio: ícones, badges, destaques */
    --laranja-claro:#FBCB94;   /* tom claro: fundos suaves, detalhes */

    --azul-escuro:#204C68;
    --carvao:#12201A;
    --cinza-texto:#4B5A54;
    --bg:#FBFAF6;
    --sombra: 0 12px 30px rgba(18,32,26,0.10);

    /* Cores do menu original (screenshot do header real) */
    --header-bg:#182034;   /* fundo do header (slate-900/70 com blur) */
    --amarelo-nav:#FACC15; /* texto dos links (yellow-400) */
  }
  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  body{
    font-family:'Segoe UI', system-ui, -apple-system, Roboto, Arial, sans-serif;
    color:var(--carvao);
    background:var(--bg);
    line-height:1.6;
  }
  img{max-width:100%; display:block;}
  a{text-decoration:none; color:inherit;}
  .container{max-width:1120px; margin:0 auto; padding:0 24px;}

  /* HEADER */
  header{
    position:sticky; top:0; z-index:50;
    background:var(--header-bg);
    box-shadow:0 2px 12px rgba(0,0,0,0.25);
    backdrop-filter:blur(20px);
  }
  .header-inner{display:flex; align-items:center; justify-content:space-between; padding:0 24px 0 0; min-height:90px;}
  .logo-badge{
    display:flex; align-items:center; background:var(--branco);
    padding:12px 20px; border-radius:0 0 22px 0; box-shadow:0 4px 14px rgba(18,32,26,0.10);
  }
  .logo-img{height:60px; width:auto;}
  nav{display:flex; align-items:center; gap:36px;}
  nav a{margin-left:0; font-weight:600; font-size:20px; letter-spacing:.01em; color:var(--amarelo-nav); opacity:1; white-space:nowrap;}
  nav a:hover{opacity:.8;}
  header .btn-cta{
    background:linear-gradient(90deg, #EEAE00 0%, #D18800 100%); color:var(--header-bg) !important;
  }
  header .btn-cta:hover{background:linear-gradient(90deg, #D18800 0%, #B87500 100%);}
  .btn-cta{
    background:var(--laranja); color:#fff !important; padding:14px 26px; border-radius:9px;
    font-weight:800; font-size:1rem; box-shadow:var(--sombra); display:inline-flex; align-items:center; gap:8px;
    transition:transform .15s ease, background .15s ease;
  }
  .btn-cta:hover{background:#D9721A; transform:translateY(-2px);}
  .menu-toggle{display:none; background:none; border:none; font-size:1.6rem; cursor:pointer; color:var(--amarelo-nav);}

  /* HERO */
  .hero{
    background:linear-gradient(135deg, var(--azul-escuro) 0%, var(--laranja-escuro) 60%, var(--laranja-medio) 100%);
    color:#fff; padding:76px 0 90px; position:relative; overflow:hidden;
  }
  .hero::after{
    content:""; position:absolute; right:-120px; top:-120px; width:420px; height:420px;
    background:radial-gradient(circle, rgba(20,20,20,.18) 0%, rgba(20,20,20,0) 70%);
  }
  .hero-grid{display:grid; grid-template-columns:1.1fr .9fr; gap:48px; align-items:center; position:relative;}
  .eyebrow{
    display:inline-block; background:rgba(255,255,255,.15); border:1px solid rgba(255,255,255,.35);
    padding:6px 14px; border-radius:999px; font-size:.8rem; font-weight:700; letter-spacing:.06em;
    text-transform:uppercase; margin-bottom:18px;
  }
  .hero h1{font-size:2.6rem; font-weight:800; line-height:1.15; margin-bottom:18px;}
  .hero h1 em{font-style:normal; color:var(--amarelo);}
  .hero p{font-size:1.08rem; opacity:.92; max-width:520px; margin-bottom:28px;}
  .hero-actions{display:flex; gap:14px; flex-wrap:wrap;}
  .btn-outline{
    border:2px solid rgba(255,255,255,.6); color:#fff; padding:12px 22px; border-radius:999px; font-weight:700;
  }
  .btn-outline:hover{background:rgba(255,255,255,.12);}
  .hero-card{
    background:#fff; color:var(--carvao); border-radius:20px; padding:28px; box-shadow:0 25px 50px rgba(0,0,0,.25);
  }
  .hero-card h3{font-size:1.05rem; color:var(--laranja-escuro); margin-bottom:14px; font-weight:800;}
  .hero-stat{display:flex; align-items:baseline; gap:10px; margin-bottom:12px;}
  .hero-stat b{font-size:1.9rem; color:var(--laranja-medio);}
  .hero-stat span{font-size:.88rem; color:var(--cinza-texto);}

  /* SECTION HEADERS */
  .section{padding:80px 0;}
  .section-head{max-width:640px; margin:0 auto 48px; text-align:center;}
  .section-head .tag{color:var(--laranja-medio); font-weight:800; text-transform:uppercase; font-size:.8rem; letter-spacing:.08em;}
  .section-head h2{font-size:2rem; font-weight:800; margin-top:8px; color:var(--carvao);}
  .section-head p{color:var(--cinza-texto); margin-top:12px;}

  /* WHY / SYMPTOMS */
  .why-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:24px;}
  .why-card{
    background:#fff; border-radius:16px; padding:28px; box-shadow:var(--sombra); border-top:4px solid var(--laranja);
  }
  .why-card:nth-child(2){border-top-color:var(--azul);}
  .why-card:nth-child(3){border-top-color:var(--laranja-medio);}
  .why-card .pct{font-size:2.1rem; font-weight:800; color:var(--carvao); margin-bottom:6px;}
  .why-card h3{font-size:1.05rem; margin-bottom:10px;}
  .why-card p{color:var(--cinza-texto); font-size:.94rem;}

  /* SERVICES */
  .services{background:#fff;}
  .services-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:20px;}
  .service-item{
    display:flex; gap:16px; padding:22px; border-radius:14px; background:var(--bg); border:1px solid #ECE8DC;
  }
  .service-icon{
    width:44px; height:44px; border-radius:12px; background:var(--laranja-medio); flex:none;
    display:flex; align-items:center; justify-content:center; color:#fff; font-weight:800; font-size:1.1rem;
  }
  .service-item h4{font-size:1rem; margin-bottom:6px;}
  .service-item p{color:var(--cinza-texto); font-size:.92rem;}

  /* PROCESS */
  .process-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:20px; counter-reset:step;}
  .step{
    background:#fff; border-radius:16px; padding:26px 22px; box-shadow:var(--sombra); position:relative;
  }
  .step .num{
    width:38px; height:38px; border-radius:50%; display:flex; align-items:center; justify-content:center;
    font-weight:800; color:#fff; margin-bottom:14px;
  }
  .step:nth-child(1) .num{background:var(--laranja); color:#fff;}
  .step:nth-child(2) .num{background:var(--azul);}
  .step:nth-child(3) .num{background:var(--amarelo); color:var(--carvao);}
  .step:nth-child(4) .num{background:var(--laranja-escuro);}
  .step h4{font-size:.98rem; margin-bottom:8px;}
  .step p{font-size:.88rem; color:var(--cinza-texto);}

  /* PLANS */
  .plans{background:linear-gradient(180deg, #fff 0%, var(--bg) 100%);}
  .plans-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:24px;}
  .plan{
    background:#fff; border-radius:18px; padding:30px 26px; box-shadow:var(--sombra); border:2px solid transparent;
    display:flex; flex-direction:column;
  }
  .plan.destaque{border-color:var(--laranja-medio); position:relative; transform:translateY(-8px);}
  .plan.destaque .badge{
    position:absolute; top:-14px; left:26px; background:var(--laranja-medio); color:#fff; font-size:.72rem;
    font-weight:800; padding:5px 12px; border-radius:999px; text-transform:uppercase; letter-spacing:.05em;
  }
  .plan h3{font-size:1.15rem; margin-bottom:6px;}
  .plan .freq{color:var(--cinza-texto); font-size:.88rem; margin-bottom:18px;}
  .plan ul{list-style:none; margin-bottom:24px; flex:1;}
  .plan li{font-size:.92rem; color:var(--cinza-texto); padding:7px 0 7px 22px; position:relative;}
  .plan li::before{content:"✓"; position:absolute; left:0; color:var(--laranja-medio); font-weight:800;}
  .plan .btn-cta{width:100%; justify-content:center;}


/* GALERIA */

.antes-depois{
    margin-bottom:40px;
}

.antes-depois-titulo{
    text-align:center;
    font-size:1.4rem;
    font-weight:800;
    color:var(--carvao);
    margin-bottom:20px;
}

.comparacao{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:20px;
}

.imagem-comparacao{
    position:relative;
    overflow:hidden;
    border-radius:16px;
    background:#fff;
    box-shadow:var(--sombra);
}

.imagem-comparacao img{
    width:100%;
    aspect-ratio:16/9;
    object-fit:cover;
    display:block;
    transition:transform .25s ease;
}

.imagem-comparacao:hover img{
    transform:scale(1.03);
}

.imagem-comparacao span{
    position:absolute;
    bottom:15px;
    left:15px;
    padding:7px 14px;
    border-radius:999px;
    font-size:.78rem;
    font-weight:800;
    letter-spacing:.05em;
    color:#fff;
    box-shadow:0 4px 12px rgba(0,0,0,.2);
}

.imagem-comparacao.antes span{
    background:var(--azul-escuro);
}

.imagem-comparacao.depois span{
    background:var(--laranja);
}


/* VÍDEOS */

.galeria-grid{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:20px;
}

.galeria-grid video{
    width:100%;
    aspect-ratio:16/9;
    object-fit:cover;
    border-radius:14px;
    box-shadow:var(--sombra);
    background:#000;
    transition:transform .25s ease;
    cursor:pointer;
}

.galeria-grid video:hover{
    transform:scale(1.03);
}


/* CELULAR */

@media (max-width:768px){

    .comparacao{
        grid-template-columns:1fr;
    }

    .galeria-grid{
        grid-template-columns:1fr;
    }

    .imagem-comparacao img{
        aspect-ratio:16/9;
    }
}

@media (max-width:768px){
    .galeria-grid{
        grid-template-columns:1fr;
    }
}

  /* FAQ */
  details{
    background:#fff; border-radius:12px; padding:18px 22px; margin-bottom:12px; box-shadow:var(--sombra);
  }
  summary{font-weight:700; cursor:pointer; font-size:.98rem; list-style:none; display:flex; justify-content:space-between; align-items:center;}
  summary::-webkit-details-marker{display:none;}
  summary::after{content:"+"; font-size:1.3rem; color:var(--laranja-medio); font-weight:800;}
  details[open] summary::after{content:"–";}
  details p{margin-top:12px; color:var(--cinza-texto); font-size:.92rem;}

  /* PRE-FINAL (faixa clara com "Chame Agora") */
  .pre-final{background:var(--bg); text-align:center; padding:36px 24px;}
  .pre-final p{font-size:1.15rem; color:var(--carvao); margin-bottom:18px; font-weight:500;}
  .btn-call{
    display:inline-flex; align-items:center; gap:10px; background:linear-gradient(90deg, var(--laranja) 0%, #D9721A 100%);
    color:#fff; font-weight:800; padding:14px 28px; border-radius:14px; box-shadow:var(--sombra);
    transition:transform .15s ease;
  }
  .btn-call:hover{transform:translateY(-2px);}

  /* FINAL CTA (faixa laranja grande) */
  .final-cta{
    background:linear-gradient(120deg, var(--laranja) 0%, #D9721A 100%); color:#fff; text-align:center; padding:52px 24px;
  }
  .final-cta h2{font-size:2.4rem; font-weight:800; margin-bottom:10px;}
  .final-cta p{font-size:1.15rem; opacity:.95; margin-bottom:26px;}
  .btn-white{
    display:inline-flex; align-items:center; gap:10px; background:#fff; color:#C1440E; font-weight:800;
    padding:14px 30px; border-radius:14px; box-shadow:0 12px 30px rgba(0,0,0,.18);
    transition:transform .15s ease;
  }
  .btn-white:hover{transform:translateY(-2px);}

  footer{background:var(--header-bg); color:#C8CDD8; padding:56px 0 0;}
  .footer-grid{
    display:grid; grid-template-columns:1.2fr 1fr 1fr; gap:48px; padding-bottom:40px;
  }
  .footer-brand .logo-badge{display:inline-flex; margin-bottom:20px;}
  .footer-brand p{font-size:.92rem; line-height:1.7; color:#A9B0BE; max-width:340px;}
  .footer-brand hr{border:none; border-top:1px solid rgba(255,255,255,.14); margin:20px 0;}
  .footer-brand .cnpj{font-size:.88rem; color:#A9B0BE; margin-bottom:8px;}
  .footer-brand .cnpj strong{color:#C8CDD8;}
  .privacy-link{color:var(--laranja); font-size:.88rem; text-decoration:underline;}
  .footer-col h4{color:var(--laranja); font-size:1.05rem; font-weight:800; margin-bottom:18px;}
  .footer-line{display:flex; align-items:flex-start; gap:10px; font-size:.92rem; margin-bottom:14px; color:#C8CDD8;}
  .footer-line .ico{flex:none; margin-top:1px;}
  .footer-line a{color:#C8CDD8;}
  .footer-line a:hover{color:var(--laranja);}
  .footer-col iframe{border-radius:12px; display:block;}
  .footer-bottom{border-top:1px solid rgba(255,255,255,.10); padding:18px 0; margin-top:8px;}
  .footer-bottom-inner{display:flex; justify-content:space-between; flex-wrap:wrap; gap:8px; font-size:.82rem; color:#8A91A0;}
  .footer-bottom-inner a{color:var(--laranja); font-weight:700;}
  @media (max-width:900px){
    .footer-grid{grid-template-columns:1fr; gap:32px;}
  }

  @media (max-width:900px){
    .hero-grid, .why-grid, .services-grid, .process-grid, .plans-grid{grid-template-columns:1fr;}
    .hero h1{font-size:2rem;}
    nav{display:none;}
    .menu-toggle{display:block;}
    .plan.destaque{transform:none;}
  }