/* ================== RESET & BASE ================== */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
:root{
  --primary-color:#2E7D32;     /* Verde principal */
  --secondary-color:#1B5E20;   /* Verde escuro */
  --accent-color:#FFC107;      /* Amarelo destaque */
  --text-color:#333;
  --muted:#666;
  --bg-color:#f8f9fa;
  --white:#fff;
  --shadow:0 2px 10px rgba(0,0,0,.1);
  --radius:12px;

  /* Curvas de animação */
  --ease-smooth:cubic-bezier(.22,.61,.36,1);
  --ease-pop:cubic-bezier(.18,.89,.32,1.28);

  /* transições seguras (evita 'all') */
  --transition: transform .3s var(--ease-smooth), opacity .3s ease, color .2s linear, background-color .2s linear, box-shadow .3s var(--ease-smooth);
}
body{
  font-family:'Roboto',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  line-height:1.6;color:var(--text-color);background:var(--bg-color);
  text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s ease}
ul{list-style:none}
.container{width:90%;max-width:1200px;margin:0 auto;padding:0 15px}
.section{padding:80px 0;text-align:center}
.section-title{font-size:2.5rem;color:var(--primary-color);margin-bottom:15px}
.visually-hidden{position:absolute!important;clip:rect(1px,1px,1px,1px);padding:0;border:0;height:1px;width:1px;overflow:hidden}

/* ================== LOGO ================== */
.logo{width:320px;height:100px;object-fit:contain}

/* ================== BOTÕES ================== */
.btn-primary,.btn-nav{
  display:inline-block;padding:12px 25px;background:var(--primary-color);
  color:#fff;border:0;border-radius:8px;font-weight:600;box-shadow:var(--shadow);
  transition:transform .25s var(--ease-smooth), box-shadow .25s var(--ease-smooth), background-color .2s linear;cursor:pointer
}
.btn-primary:hover,.btn-nav:hover{
  background:var(--secondary-color);transform:translateY(-3px);
  box-shadow:0 4px 15px rgba(0,0,0,.2)
}

/* ================== NAVBAR ================== */
.navbar{position:fixed;top:0;left:0;width:100%;background:#fff;box-shadow:var(--shadow);z-index:1000}
.navbar .container{display:flex;justify-content:space-between;align-items:center;padding:15px 0}
.hamburger{display:none;background:none;border:0;font-size:1.5rem;color:var(--primary-color);cursor:pointer}
.navbar-menu{display:flex;align-items:center;gap:8px}
.navbar-menu a{margin:0 10px;font-weight:500}
.navbar-menu a:hover{color:var(--primary-color)}

/* ================== HERO ================== */
.hero{
  color:#fff;text-align:center;padding:160px 0 100px;
  background:
    linear-gradient(rgba(0,0,0,.5),rgba(0,0,0,.5)),
    image-set(
      url('../img/hero-bg.webp') type('image/webp'),
      url('../img/hero-bg.jpg') type('image/jpeg')
    );
  background-position:center;background-size:cover;background-repeat:no-repeat
}
.hero h1{font-size:3rem;margin-bottom:20px}
.hero h2{font-size:2rem;font-weight:400;margin-bottom:20px}
.hero p{font-size:1.2rem;max-width:700px;margin:0 auto}

/* ================== ABOUT ================== */
.about-us h2,.mission-vision-values h2,.what-moves-us h2{
  font-size:2.2rem;color:var(--primary-color);margin-bottom:40px;position:relative
}
.about-us h2::after,.mission-vision-values h2::after,.what-moves-us h2::after,.stats h2::after,#faq h2::after{
  content:'';display:block;width:80px;height:4px;background:var(--accent-color);margin:15px auto 0;border-radius:2px
}
.about-us p{max-width:800px;margin:20px auto;font-size:1.1rem;color:#555;line-height:1.8}

/* ================== STATS ================== */
.stats{background:#e8f5e9;padding:60px 0}
.stats h2{font-size:2.2rem;margin-bottom:50px;color:var(--primary-color)}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:30px;justify-content:center;max-width:1000px;margin:0 auto;padding:0 20px}
.stat-card{background:#fff;padding:30px 20px;border-radius:var(--radius);box-shadow:var(--shadow);transition:transform .25s var(--ease-smooth), box-shadow .25s var(--ease-smooth)}
.stat-card:hover{transform:translateY(-10px);box-shadow:0 10px 25px rgba(0,0,0,.1)}
.stat-card h3{font-size:2.5rem;color:var(--primary-color);margin-bottom:10px;font-weight:700}
.stat-card p{font-size:1.1rem;color:#555}

/* ================== SERVIÇOS ================== */
.services{background:var(--bg-color)}
.services h2{font-size:2.5rem;color:var(--primary-color);margin-bottom:15px}
.services p{font-size:1.1rem;color:#666;max-width:700px;margin:0 auto 40px}
.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:30px;justify-content:center;max-width:1100px;margin:0 auto;padding:0 20px}
/* hovers mais leves */
.service-card{background:#fff;padding:30px;border-radius:8px;box-shadow:var(--shadow);text-align:center;transition:transform .25s var(--ease-smooth), box-shadow .25s var(--ease-smooth)}
.service-card:hover{transform:translateY(-10px);box-shadow:0 10px 25px rgba(0,0,0,.15)}
.service-card img{width:60px;height:60px;object-fit:contain;margin:0 auto 20px}
.service-card h4{font-size:1.4rem;color:var(--primary-color);margin-bottom:12px}

/* ================== WHY-US ================== */
.why-us{background:#fff}
.why-us h2{font-size:2.5rem;color:var(--primary-color);margin-bottom:15px}
.why-us p{font-size:1.1rem;color:#666;max-width:700px;margin:0 auto 40px}
.why-us-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:25px;justify-content:center;max-width:1100px;margin:0 auto;padding:0 20px}
.why-card{background:var(--bg-color);padding:25px;border-left:5px solid var(--primary-color);border-radius:8px;box-shadow:var(--shadow);transition:transform .25s var(--ease-smooth), box-shadow .25s var(--ease-smooth)}
.why-card h4{font-size:1.3rem;color:var(--secondary-color);margin-bottom:10px;display:flex;align-items:center;gap:10px}

/* ================== CTA ================== */
.cta{background:linear-gradient(to right,var(--primary-color),var(--secondary-color));color:#fff;text-align:center;padding:80px 0}
.cta h3{font-size:2rem;margin-bottom:20px}
.cta p{font-size:1.2rem;margin-bottom:30px}

/* ================== FROTA / CARROSSEL ================== */
.fleet{background:#fff;padding:60px 0}
.fleet .section-title{font-size:2.5rem;color:var(--primary-color);margin-bottom:15px}
.fleet p{font-size:1.1rem;color:#666;max-width:700px;margin:0 auto 40px}
.fleet-slider{
  position:relative;width:700px;height:500px;margin:0 auto;
  overflow:hidden;border-radius:15px;box-shadow:var(--shadow)
}
.fleet-slider-wrapper{
  display:flex;width:100%;height:100%;
  transition:transform .55s var(--ease-smooth);
  will-change:transform;
  transform:translateZ(0);
  contain:paint;
}
.fleet-slide{min-width:100%;height:100%;backface-visibility:hidden}
.fleet-slide img{
  width:100%;height:100%;object-fit:cover;display:block;
  transform:translateZ(0);will-change:transform;
}
.fleet-prev,.fleet-next{
  position:absolute;top:50%;transform:translateY(-50%);border:0;cursor:pointer;width:50px;height:50px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.5);color:#fff;transition:background-color .3s;z-index:10
}
.fleet-prev:hover,.fleet-next:hover{background:rgba(0,0,0,.8)}
.fleet-prev{left:15px}.fleet-next{right:15px}
.fleet-indicators{position:absolute;bottom:20px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:10}
.indicator{width:12px;height:12px;border-radius:50%;background:rgba(255,255,255,.5);cursor:pointer;transition:transform .2s var(--ease-pop), background-color .25s ease}
.indicator.active{background:#fff;transform:scale(1.1)}

/* ================== MISSÃO / VISÃO / VALORES ================== */
.mission-vision-values-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px;max-width:1000px;margin:0 auto;padding:0 20px}
.mission-vision-values-card{background:#fff;padding:30px;border-radius:var(--radius);box-shadow:var(--shadow);border-left:5px solid var(--primary-color);transition:transform .25s var(--ease-smooth), box-shadow .25s var(--ease-smooth)}
.mission-vision-values-card:hover{transform:translateY(-5px);box-shadow:0 10px 25px rgba(0,0,0,.1)}
.mission-vision-values-card h3{color:var(--primary-color);margin-bottom:12px;font-size:1.5rem}
.mission-vision-values-card p{color:#555;line-height:1.7}

/* ================== O QUE NOS MOVE ================== */
.what-moves-us-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:25px;max-width:1000px;margin:0 auto;padding:0 20px}
.what-moves-us-card{background:#fff;padding:30px 20px;border-radius:var(--radius);box-shadow:var(--shadow);text-align:center;transition:transform .25s var(--ease-smooth), box-shadow .25s var(--ease-smooth)}
.what-moves-us-card:hover{transform:translateY(-10px);box-shadow:0 10px 25px rgba(0,0,0,.15)}
.what-moves-us-card i{font-size:2.5rem;color:var(--primary-color);margin-bottom:15px}
.what-moves-us-card h4{font-size:1.4rem;color:var(--secondary-color);margin-bottom:10px}
.what-moves-us-card p{color:#666;font-size:.95rem;line-height:1.6}

/* ================== CLIENTES ================== */
.clients{background:#fff;padding:60px 0}
.clients h2{font-size:2.2rem;color:var(--primary-color);margin-bottom:20px}
.clients p{font-size:1.1rem;color:#555;margin-bottom:40px}
.clients-grid{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:40px;max-width:1000px;margin:0 auto;padding:0 20px}
.clients-grid img{width:180px;height:auto;object-fit:contain;filter:grayscale(20%);opacity:.9;transition:transform .2s var(--ease-smooth), filter .2s linear, opacity .2s linear}
.clients-grid img:hover{filter:none;opacity:1;transform:scale(1.05)}

/* ====== Container mais largo e banner de parceiros ====== */
.container--wide{width:90%;max-width:min(1400px,94%);margin:0 auto;padding:0 15px}
.clients-banner{
  display:block;width:100%;max-width:100%;height:auto;margin:0 auto;
  border-radius:12px;box-shadow:var(--shadow)
}

/* ================== FAQ (details/summary) ================== */
#faq .container{max-width:900px;margin:0 auto;text-align:left}
#faq h2{font-size:2.2rem;color:var(--primary-color);margin-bottom:30px;text-align:center;position:relative}
#faq details{
  background:#fff;border-left:5px solid var(--primary-color);border-radius:var(--radius);
  box-shadow:var(--shadow);margin:14px auto;overflow:hidden;transition:transform .25s var(--ease-smooth), box-shadow .25s var(--ease-smooth)
}
#faq details:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,0,0,.08)}
#faq summary::-webkit-details-marker{display:none}
#faq summary::marker{content:""}
#faq summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;cursor:pointer;user-select:none;font-weight:600;font-size:1.05rem;color:var(--secondary-color);
  outline:none;background:none;list-style:none
}
#faq summary:focus{outline:2px dashed var(--accent-color);outline-offset:2px}
#faq summary:hover{color:var(--primary-color)}
#faq summary::after{
  content:"+";width:28px;height:28px;flex:0 0 28px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:999px;background:#eef4ee;color:var(--secondary-color);font-weight:700;line-height:1;
  transition:transform .25s var(--ease-smooth),background .25s ease,color .25s ease
}
#faq details[open] summary::after{content:"–";background:#fff7e0;color:#A66B00}
#faq details>*:not(summary){padding:0 22px 18px 22px;color:#555;line-height:1.7}
#faq details p{margin-top:-2px}
@media (max-width:768px){
  #faq .container{padding:0 15px}
  #faq summary{padding:16px 18px}
  #faq details>*:not(summary){padding:0 18px 16px 18px}
}

/* ================== CONTATO / FORM ================== */
.contact-form{max-width:700px;margin:0 auto;text-align:center}
.contact-form h2{font-size:2.2rem;color:var(--primary-color);margin-bottom:15px}
.contact-form p{font-size:1.1rem;color:#555;margin-bottom:40px}
.contact-form form{background:#fff;padding:30px;border-radius:var(--radius);box-shadow:var(--shadow);max-width:600px;margin:0 auto}
.contact-form form div{text-align:left;margin-bottom:20px}
.contact-form label{display:block;margin-bottom:8px;font-weight:500;color:var(--text-color)}
.contact-form input,.contact-form textarea{width:100%;padding:12px;border:1px solid #ddd;border-radius:8px;font-size:1rem;transition:border-color .2s ease}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--primary-color)}
.contact-form button[type="submit"]{width:100%;padding:14px;font-size:1.1rem;background:var(--primary-color);color:#fff;border:0;border-radius:8px;cursor:pointer}

/* INFOS DE CONTATO */
.contact-info{max-width:1000px;margin:0 auto;padding:0 20px}
.contact-info h2{font-size:2.2rem;color:var(--primary-color);margin-bottom:20px}
.contact-info p{font-size:1.1rem;color:#555;margin-bottom:40px}
.contact-details{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:30px;margin:40px auto;text-align:center}
.contact-details h3{font-size:2.5rem;color:var(--primary-color);margin-bottom:10px}
.contact-details h4{font-size:1.4rem;color:var(--secondary-color);margin-bottom:10px}

/* EMERGÊNCIA */
.emergency{background:#fff3cd;border-left:5px solid var(--accent-color);border-radius:var(--radius);padding:30px;margin:50px auto;max-width:800px;text-align:center;box-shadow:var(--shadow)}
.emergency h3{color:#d35400;font-size:1.6rem;margin-bottom:15px}
.emergency p{font-size:1.1rem;margin-bottom:20px}
.emergency-buttons{display:flex;justify-content:center;gap:20px;flex-wrap:wrap}
.emergency-buttons a{display:inline-block;background:var(--primary-color);color:#fff;padding:12px 25px;border-radius:30px;font-weight:500;transition:transform .25s var(--ease-pop), box-shadow .25s var(--ease-smooth)}
.emergency-buttons a.whatsapp{background:#25D366}
.emergency-buttons a:hover{transform:translateY(-3px);box-shadow:0 5px 15px rgba(0,0,0,.1)}

/* ================== FOOTER ================== */
.footer{background:#222;color:#ddd;padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:30px;max-width:1100px;margin:0 auto;padding:0 20px}
.footer-column h4{color:var(--accent-color);margin-bottom:20px;font-size:1.3rem}
.footer-column p,.footer-column ul li{color:#ccc;line-height:1.8;margin-bottom:10px}
.footer-column ul li{display:flex;align-items:center;gap:10px}
.footer-column ul li i{color:var(--accent-color);font-size:.9rem}
.social-icons{display:flex;gap:15px;margin:20px 0}
.social-icon-img{width:40px;height:40px;border-radius:50%;object-fit:contain;transition:transform .25s var(--ease-smooth), box-shadow .25s var(--ease-smooth)}
.social-icon-img:hover{transform:translateY(-3px);box-shadow:0 4px 10px rgba(0,0,0,.3)}
.footer-bottom{background:#111;text-align:center;padding:20px 0;color:#999;font-size:.9rem;border-top:1px solid #333;margin-top:40px}

/* ================== WHATSAPP BUTTON ================== */
.whatsapp-button{
  position:fixed;bottom:20px;right:20px;width:60px;height:60px;z-index:999;background:#25D366;border-radius:50%;
  display:flex;align-items:center;justify-content:center;box-shadow:0 4px 15px rgba(0,0,0,.3);
  transition:transform .25s var(--ease-pop), box-shadow .25s var(--ease-smooth)
}
.whatsapp-button:hover{transform:scale(1.1) rotate(10deg);box-shadow:0 6px 20px rgba(0,0,0,.4)}
.whatsapp-button img{width:100%;height:100%;object-fit:contain}

/* ================== UTILITÁRIOS ================== */
.lazy{filter:blur(8px);transform:scale(1.02)}
.lazy.loaded{filter:blur(0);transform:none;transition:filter .3s ease,transform .3s ease}

/* ================== RESPONSIVIDADE ================== */
@media (max-width:992px){
  .hero h1{font-size:2.5rem}
  .hero h2{font-size:1.8rem}
  .section{padding:70px 0}
  .clients-grid img{width:150px}
}
@media (max-width:768px){
  .hamburger{display:block}
  .navbar-menu{
    position:fixed;top:0;right:0;width:80%;height:100vh;background:#fff;flex-direction:column;padding-top:80px;
    /* transição suave com GPU */
    transform:translateX(100%);
    transition:transform .45s var(--ease-smooth);
    box-shadow:-5px 0 15px rgba(0,0,0,.1);z-index:1001;
    will-change:transform;
  }
  .navbar-menu.is-active,.navbar-menu.open{transform:translateX(0)}
  body.menu-open{overflow:hidden}
  .navbar-menu a{margin:15px 0;font-size:1.1rem}
  .logo{width:250px;height:80px}
  .hero{padding:120px 20px 80px;margin-top:70px}

  .stats-grid,.services-grid,.why-us-grid,.mission-vision-values-grid,.what-moves-us-grid,.contact-details{grid-template-columns:1fr;gap:20px}
  .clients-grid img{width:180px}

  .footer-grid{text-align:center}
  .footer-column{max-width:350px;margin:0 auto}

  .emergency-buttons{flex-direction:column;align-items:center}
  .emergency-buttons a{width:100%;max-width:300px}

  .fleet-slider{width:90vw;height:380px}

  /* responsivo do container wide e banner */
  .container--wide{max-width:94%}
}
@media (max-width:480px){
  .hero h1{font-size:1.8rem}
  .hero h2{font-size:1.3rem}
  .section{padding:50px 0}
  .btn-nav{padding:10px 18px;font-size:.9rem}
  .whatsapp-button{width:50px;height:50px}
  .fleet-slider{width:90vw;height:350px}
  .clients-banner{max-height:55vh;object-fit:contain}
}

/* ================== ACESSIBILIDADE ================== */
#faq details:focus-within{box-shadow:0 0 0 3px rgba(255,193,7,.25),var(--shadow)}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}