/* ===== EcoClim — base compartilhada (header, footer, botões, utilidades) ===== */
:root{
  --verde:#2f9e44;
  --verde-escuro:#1a6b2e;
  --verde-claro:#6cc24a;
  --sol:#f7941d;
  --sol-claro:#fdb913;
  --azul-fv:#1e88c7;
  --azul-fv-escuro:#0d5c8f;
  --azul-noite:#0b1524;
  --bg:#f7faf7;
  --texto:#1c2b22;
  --radius:20px;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;overflow-x:hidden;}
body{font-family:'Manrope',sans-serif;color:var(--texto);background:var(--bg);overflow-x:hidden;width:100%;max-width:100%;}
img,video{max-width:100%;}
h1,h2,h3,h4{font-family:'Sora',sans-serif;}
a{text-decoration:none;color:inherit;}
ul{list-style:none;}
img{max-width:100%;display:block;}
.wrap{max-width:1240px;margin:0 auto;padding:0 24px;}
section{padding:90px 0;}
.center{text-align:center;margin-left:auto;margin-right:auto;}
.eyebrow{display:inline-block;color:var(--verde);font-weight:800;letter-spacing:1.5px;text-transform:uppercase;font-size:12.5px;margin-bottom:10px;}
.sec-title{font-size:34px;font-weight:800;color:var(--azul-noite);margin-bottom:14px;line-height:1.2;}
.sec-sub{color:#5a6d61;font-size:16px;max-width:640px;line-height:1.6;}

/* ===== Scroll reveal ===== */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s cubic-bezier(.22,.9,.34,1), transform .7s cubic-bezier(.22,.9,.34,1);}
.reveal.in-view{opacity:1;transform:translateY(0);}
.reveal-left{opacity:0;transform:translateX(-46px);transition:opacity .8s cubic-bezier(.22,.9,.34,1), transform .8s cubic-bezier(.22,.9,.34,1);}
.reveal-right{opacity:0;transform:translateX(46px);transition:opacity .8s cubic-bezier(.22,.9,.34,1), transform .8s cubic-bezier(.22,.9,.34,1);}
.reveal-zoom{opacity:0;transform:scale(.92);transition:opacity .7s ease, transform .7s cubic-bezier(.22,.9,.34,1);}
.reveal-left.in-view,.reveal-right.in-view,.reveal-zoom.in-view{opacity:1;transform:none;}
.d1{transition-delay:.1s;} .d2{transition-delay:.2s;} .d3{transition-delay:.3s;} .d4{transition-delay:.4s;} .d5{transition-delay:.5s;}

/* ===== Header ===== */
header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.8);backdrop-filter:blur(14px) saturate(160%);-webkit-backdrop-filter:blur(14px) saturate(160%);border-bottom:1px solid rgba(0,0,0,.06);transition:box-shadow .3s ease;}
header.scrolled{box-shadow:0 8px 24px rgba(11,21,36,.08);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:10px 24px;gap:20px;}
.logo img{height:52px;width:auto;}
nav.menu ul{display:flex;gap:26px;align-items:center;}
nav.menu a{font-weight:600;font-size:14.5px;color:var(--texto);position:relative;padding:6px 0;transition:.2s;white-space:nowrap;}
nav.menu a:hover{color:var(--verde);}
nav.menu > ul > li > a::after{content:'';position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--verde);transition:.25s;}
nav.menu > ul > li > a:hover::after{width:100%;}
nav.menu li.has-drop{position:relative;}
nav.menu .drop-toggle i{font-size:10px;transition:transform .25s;margin-left:2px;}
nav.menu li.has-drop:hover .drop-toggle i{transform:rotate(180deg);}
nav.menu .dropdown{position:absolute;top:calc(100% + 14px);left:50%;transform:translateX(-50%) translateY(10px);min-width:240px;background:#fff;border-radius:16px;box-shadow:0 20px 50px rgba(11,21,36,.16);border:1px solid rgba(0,0,0,.05);padding:10px;opacity:0;visibility:hidden;transition:.25s;}
nav.menu li.has-drop:hover .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);}
nav.menu .dropdown::before{content:'';position:absolute;top:-16px;left:0;right:0;height:16px;}
nav.menu .dropdown li{width:100%;}
nav.menu .dropdown a{display:flex;align-items:center;gap:10px;padding:12px 14px;border-radius:10px;font-size:14px;font-weight:600;color:var(--texto);white-space:nowrap;transition:.18s;}
nav.menu .dropdown a::after{display:none;}
nav.menu .dropdown a:hover{background:var(--bg);color:var(--verde-escuro);}
nav.menu .dropdown a.active{background:var(--bg);color:var(--verde-escuro);}
.nav-right{display:flex;align-items:center;gap:14px;}
.cta-btn{background:linear-gradient(135deg,var(--verde),var(--verde-escuro));color:#fff !important;padding:12px 22px;border-radius:50px;font-weight:700;font-size:13.5px;box-shadow:0 8px 20px rgba(47,158,68,.35);transition:.25s;white-space:nowrap;display:inline-flex;align-items:center;gap:8px;}
.cta-btn:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(47,158,68,.45);}
.cta-btn i{font-size:13px;}
.burger{display:none;font-size:22px;cursor:pointer;color:var(--verde-escuro);background:none;border:none;padding:4px 6px;}
.menu-backdrop{position:fixed;inset:0;background:rgba(11,21,36,.4);opacity:0;visibility:hidden;transition:.3s;z-index:110;}
.menu-backdrop.show{opacity:1;visibility:visible;}

/* ===== Botões ===== */
.btn-primary{background:linear-gradient(135deg,var(--sol-claro),var(--sol));color:#1c1400;padding:16px 30px;border-radius:50px;font-weight:800;font-size:15px;box-shadow:0 12px 30px rgba(247,148,29,.4);transition:.25s;display:inline-flex;align-items:center;gap:10px;}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 36px rgba(247,148,29,.55);}
.btn-green{background:linear-gradient(135deg,var(--verde),var(--verde-escuro));color:#fff !important;}
.btn-wa{background:linear-gradient(135deg,#25D366,#1da851);color:#fff !important;padding:16px 28px;border-radius:50px;font-weight:800;font-size:15px;display:inline-flex;align-items:center;gap:10px;box-shadow:0 12px 30px rgba(37,211,102,.35);transition:.25s;}
.btn-wa:hover{transform:translateY(-3px);}
.btn-ghost{border:1.5px solid rgba(255,255,255,.55);color:#fff;padding:16px 28px;border-radius:50px;font-weight:700;font-size:15px;display:inline-flex;align-items:center;gap:10px;transition:.25s;}
.btn-ghost:hover{background:rgba(255,255,255,.15);}

/* ===== Footer ===== */
footer.site-footer{background:var(--azul-noite);color:#b9c9bf;padding:60px 0 20px;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px;}
.footer-grid h4{color:#fff;font-size:16px;margin-bottom:18px;font-family:'Sora',sans-serif;}
.footer-grid ul li{margin-bottom:10px;font-size:14px;}
.footer-grid ul li a:hover{color:var(--verde-claro);}
.footer-logo img{height:40px;filter:brightness(0) invert(1);margin-bottom:16px;}
.footer-social{display:flex;gap:10px;margin-top:16px;}
.footer-social a{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;transition:.2s;}
.footer-social a:hover{background:var(--verde);color:#fff;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:20px;text-align:center;font-size:13px;color:#6c7d73;}

/* ===== WhatsApp float ===== */
.whats-float{position:fixed;bottom:26px;right:26px;z-index:200;background:#25D366;color:#fff;width:64px;height:64px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:30px;box-shadow:0 10px 30px rgba(37,211,102,.5);animation:pulse 2.4s infinite;}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(37,211,102,.6);}70%{box-shadow:0 0 0 18px rgba(37,211,102,0);}100%{box-shadow:0 0 0 0 rgba(37,211,102,0);}}

/* ===== Lightbox ===== */
.lightbox{position:fixed;inset:0;z-index:400;display:none;align-items:center;justify-content:center;background:rgba(11,21,36,.93);backdrop-filter:blur(6px);padding:30px;}
.lightbox.open{display:flex;animation:lbFade .3s ease;}
@keyframes lbFade{from{opacity:0;}to{opacity:1;}}
.lightbox img{max-width:92vw;max-height:80vh;border-radius:14px;box-shadow:0 30px 80px rgba(0,0,0,.55);animation:lbZoom .35s cubic-bezier(.34,1.3,.5,1);}
@keyframes lbZoom{from{transform:scale(.92);opacity:0;}to{transform:scale(1);opacity:1;}}
.lightbox-cap{position:absolute;bottom:22px;left:0;right:0;text-align:center;color:#fff;font-size:15px;font-weight:600;padding:0 20px;}
.lightbox-close{position:absolute;top:20px;right:24px;color:#fff;font-size:22px;background:rgba(255,255,255,.14);border:none;width:48px;height:48px;border-radius:50%;cursor:pointer;transition:.2s;display:flex;align-items:center;justify-content:center;}
.lightbox-close:hover{background:rgba(255,255,255,.3);transform:rotate(90deg);}
.lightbox-nav{position:absolute;top:50%;transform:translateY(-50%);color:#fff;font-size:20px;background:rgba(255,255,255,.14);border:none;width:52px;height:52px;border-radius:50%;cursor:pointer;transition:.2s;display:flex;align-items:center;justify-content:center;}
.lightbox-nav:hover{background:rgba(255,255,255,.3);}
.lightbox-nav.prev{left:24px;}
.lightbox-nav.next{right:24px;}

@media(max-width:860px){
  nav.menu{position:fixed;top:0;right:0;height:100vh;width:min(80vw,320px);background:#fff;box-shadow:-10px 0 40px rgba(11,21,36,.15);transform:translateX(100%);transition:transform .35s cubic-bezier(.22,.9,.34,1);z-index:120;padding:90px 30px 30px;overflow-y:auto;}
  nav.menu.open{transform:translateX(0);}
  nav.menu ul{flex-direction:column;align-items:flex-start;gap:6px;}
  nav.menu a{font-size:17px;padding:12px 0;display:block;width:100%;border-bottom:1px solid rgba(0,0,0,.05);}
  nav.menu .dropdown{position:static;transform:none;opacity:1;visibility:visible;box-shadow:none;border:none;padding:0 0 6px 14px;min-width:0;background:transparent;}
  nav.menu li.has-drop:hover .dropdown{transform:none;}
  nav.menu .drop-toggle i{display:none;}
  nav.menu .dropdown a{font-size:15px;padding:10px 0;border-bottom:1px dashed rgba(0,0,0,.06);}
  .burger{display:block;z-index:130;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .lightbox-nav{width:42px;height:42px;font-size:17px;}
  .lightbox-nav.prev{left:10px;} .lightbox-nav.next{right:10px;}
}
@media(max-width:860px){
  .wrap{padding:0 20px;}
  section{padding:64px 0;}
  .whats-float{width:60px;height:60px;font-size:28px;bottom:20px;right:18px;}
}
@media(max-width:680px){
  .cta-btn span{display:none;}
  .cta-btn{padding:11px 15px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .sec-title{font-size:26px;}
  section{padding:52px 0;}
  .wrap{padding:0 18px;}
  /* vídeos verticais não ocupam a tela toda no celular */
  .video-frame{max-width:min(340px,84vw);margin-left:auto;margin-right:auto;}
  .whats-float{width:56px;height:56px;font-size:26px;bottom:16px;right:16px;}
}