/* ==========================================================
   i9 Volt — stylesheet
   Paleta extraída dos assets reais: navy escuro + azul elétrico neon
   ========================================================== */

:root{
  --navy-900:#04081A;
  --navy-800:#060C1F;
  --navy-700:#0A1330;
  --navy-600:#0F1B45;
  --blue-600:#1470FF;
  --blue-500:#2E8CFF;
  --blue-glow:#4FC3FF;
  --white:#FFFFFF;
  --gray-300:#B8C2D9;
  --gray-500:#8A93AC;
  --line:rgba(255,255,255,.10);
  --radius:16px;
  --shadow-glow: 0 0 0 1px rgba(79,195,255,.15), 0 20px 40px rgba(0,0,0,.45);
  --font-head:'Oswald', system-ui, sans-serif;
  --font-body:'Inter', system-ui, sans-serif;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--gray-300);
  background:var(--navy-800);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{font-family:var(--font-head);color:var(--white);margin:0 0 .5em; text-transform:uppercase; letter-spacing:.01em;}
p{margin:0 0 1em;line-height:1.65;}
address{font-style:normal;}

/* Visível apenas para leitores de tela e buscadores (SEO/acessibilidade) */
.visually-hidden{
  position:absolute;
  width:1px; height:1px;
  padding:0; margin:-1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
  white-space:nowrap;
  border:0;
}

.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 20px;
}

/* ---------- Scroll reveal (base — regras de :hover abaixo têm prioridade) ---------- */
.reveal{
  opacity:0;
  transform:translateY(28px);
  transition:opacity .7s cubic-bezier(.16,.8,.24,1), transform .7s cubic-bezier(.16,.8,.24,1);
  transition-delay:var(--reveal-delay, 0s);
}
.reveal.is-visible{
  opacity:1;
  transform:translateY(0);
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:14px 26px;
  border-radius:8px;
  font-weight:600;
  font-size:15px;
  font-family:var(--font-body);
  border:2px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn:active{transform:translateY(0) scale(.97);}
.btn-primary{
  background:var(--blue-600);
  color:var(--white);
  box-shadow:0 8px 24px rgba(20,112,255,.45);
}
.btn-primary:hover{background:var(--blue-500);}
.btn-outline{
  background:rgba(255,255,255,.03);
  border-color:rgba(255,255,255,.35);
  color:var(--white);
}
.btn-outline:hover{border-color:var(--blue-glow); color:var(--blue-glow);}

/* ---------- Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(4,8,26,.7);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.site-header.scrolled{
  background:rgba(4,8,26,.94);
  border-bottom-color:var(--line);
  box-shadow:0 10px 30px rgba(0,0,0,.35);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  height:76px;
}
.logo{
  display:flex;
  align-items:center;
  margin-right:auto;
}
.logo-img{
  height:46px;
  width:auto;
  transition:transform .2s ease, filter .2s ease;
}
.logo:hover .logo-img{
  transform:scale(1.04);
  filter:drop-shadow(0 0 10px rgba(79,195,255,.45));
}
.main-nav{
  display:flex;
  gap:22px;
  flex-wrap:wrap;
}
.main-nav a{
  position:relative;
  font-size:14px;
  font-weight:500;
  color:var(--gray-300);
  padding:6px 2px;
  transition:color .2s ease;
}
.main-nav a::after{
  content:'';
  position:absolute;
  left:0; right:100%;
  bottom:0;
  height:2px;
  background:linear-gradient(90deg,var(--blue-500),var(--blue-glow));
  border-radius:2px;
  transition:right .25s ease;
}
.main-nav a:hover{color:var(--white);}
.main-nav a:hover::after{right:0;}
.header-cta{flex-shrink:0; padding:10px 18px; font-size:14px;}
.nav-toggle{
  display:none;
  flex-direction:column;
  gap:5px;
  background:none;
  border:none;
  cursor:pointer;
  padding:6px;
}
.nav-toggle span{width:24px;height:2px;background:var(--white);border-radius:2px;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  background:var(--navy-900);
  overflow:hidden;
}
.hero-slides{position:relative; width:100%; aspect-ratio:1920/505;}
.hero-slide{
  position:absolute; inset:0;
  opacity:0; visibility:hidden;
  transform:scale(1.04);
  transition:opacity 1s ease, transform 1.6s ease;
}
.hero-slide.active{opacity:1; visibility:visible; position:relative; transform:scale(1);}
.hero-img{
  width:100%; height:100%;
  object-fit:cover;
  object-position:center;
}
.hero-dots{
  position:absolute;
  bottom:16px; left:0; right:0;
  display:flex; justify-content:center; gap:8px;
  z-index:3;
}
.hero-dots button{
  width:9px;height:9px;border-radius:50%;
  background:rgba(255,255,255,.4);
  border:none; cursor:pointer; padding:0;
  transition:background .2s, transform .2s;
}
.hero-dots button.active{background:var(--blue-glow); transform:scale(1.3);}

.hero-hotspot{
  position:absolute;
  display:block;
  border-radius:8px;
  z-index:4;
  cursor:pointer;
  transition:box-shadow .2s ease, background .2s ease;
}
.hero-hotspot:hover, .hero-hotspot:focus-visible{
  background:rgba(79,195,255,.12);
  box-shadow:0 0 0 2px rgba(79,195,255,.55) inset;
  outline:none;
}

.scroll-cue{
  position:absolute;
  left:50%; bottom:38px;
  transform:translateX(-50%);
  color:rgba(255,255,255,.75);
  z-index:3;
  animation:bounceCue 2.2s ease-in-out infinite;
}
.scroll-cue:hover{color:var(--blue-glow);}
@keyframes bounceCue{
  0%,100%{transform:translate(-50%,0);}
  50%{transform:translate(-50%,8px);}
}

/* Mantemos a proporção 1920:505 do hero em todas as telas (inclusive mobile) —
   isso garante que os links invisíveis sobre os botões das imagens (.hero-hotspot)
   fiquem sempre alinhados corretamente, sem letterboxing/recorte imprevisível. */

/* ---------- Intro ---------- */
.intro{padding:56px 20px 10px; text-align:center;}
.intro-text{
  font-family:var(--font-head);
  font-size:clamp(20px,3vw,28px);
  font-weight:600;
  color:var(--white);
  text-transform:uppercase;
  max-width:720px;
  margin:0 auto;
}

/* ---------- Section titles ---------- */
.section-title{
  position:relative;
  text-align:center;
  font-size:clamp(24px,3.5vw,34px);
  padding-bottom:16px;
}
.section-title span{color:var(--blue-glow);}
.section-title::after{
  content:'';
  position:absolute;
  left:50%; bottom:0;
  transform:translateX(-50%);
  width:0;
  height:3px;
  border-radius:3px;
  background:linear-gradient(90deg,var(--blue-500),var(--blue-glow));
  transition:width .7s ease .15s;
}
.section-title.is-visible::after{width:64px;}
.section-title.left{text-align:left;}
.section-title.left::after{left:0; transform:none;}
.section-sub{
  text-align:center;
  max-width:620px;
  margin:0 auto 40px;
  color:var(--gray-500);
}

/* ---------- Benefícios / Assistência cards ---------- */
.beneficios, .assistencia{padding:70px 0;}
.assistencia{background:var(--navy-700);}
.cards-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
  margin-top:36px;
}
.cards-grid.three{grid-template-columns:repeat(3,1fr);}
.card{
  background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px 22px;
  transition:transform .2s, box-shadow .2s, border-color .2s;
}
.card:hover{transform:translateY(-4px); box-shadow:var(--shadow-glow); border-color:rgba(79,195,255,.35);}
.card-icon{font-size:30px; margin-bottom:10px;}
.card h3{font-size:17px; text-transform:none;}
.card p{color:var(--gray-500); font-size:14.5px; margin-bottom:0;}

/* ---------- Modelos ---------- */
.modelos{padding:80px 0;}
.modelos-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  margin-top:20px;
}
.model-card{
  background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:transform .2s, box-shadow .2s, border-color .2s;
}
.model-card:hover{transform:translateY(-4px); box-shadow:var(--shadow-glow); border-color:rgba(79,195,255,.35);}
.model-media{
  aspect-ratio:1/1;
  overflow:hidden;
  position:relative;
  background:var(--navy-900);
}
.model-media img{width:100%; height:100%; object-fit:cover; transition:transform .5s ease;}
.model-card:hover .model-media img{transform:scale(1.08);}
.model-badge{
  position:absolute; top:12px; left:12px;
  background:var(--blue-600);
  color:var(--white);
  font-size:11px;
  font-weight:700;
  text-transform:uppercase;
  padding:4px 10px;
  border-radius:999px;
}
.model-body{padding:20px 20px 22px; display:flex; flex-direction:column; gap:6px; flex:1;}
.model-body h3{font-size:18px; margin-bottom:2px; text-transform:none;}
.model-price{
  font-weight:700;
  color:var(--blue-glow);
  font-size:16px;
}
.model-price.tbd{color:var(--gray-500); font-weight:500; font-size:14px;}
.model-desc{color:var(--gray-500); font-size:14px; flex:1;}
.model-specs{
  list-style:none;
  padding:0; margin:8px 0;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:4px 10px;
  font-size:12.5px;
  color:var(--gray-500);
}
.model-specs li strong{color:var(--white);}
.model-cta{
  margin-top:10px;
  align-self:flex-start;
  font-weight:600;
  font-size:14px;
  color:var(--blue-glow);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.model-cta:hover{color:var(--white);}

/* ---------- Test-ride ---------- */
.test-ride{
  background:linear-gradient(160deg,var(--navy-700),var(--navy-900));
  padding:70px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.test-ride-inner{
  display:flex;
  align-items:center;
  gap:40px;
  flex-wrap:wrap;
}
.test-ride-text{flex:1 1 380px;}
.test-ride-text h2{font-size:clamp(22px,3vw,30px);}
.test-ride-visual{
  flex:1 1 320px;
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--line);
}
.test-ride-visual img{width:100%; height:100%; object-fit:cover;}

/* ---------- FAQ ---------- */
.faq{padding:80px 0;}
.accordion{max-width:760px; margin:0 auto;}
.accordion-item{
  background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));
  border:1px solid var(--line);
  border-radius:12px;
  margin-bottom:12px;
  overflow:hidden;
}
.accordion-trigger{
  width:100%;
  text-align:left;
  background:none;
  border:none;
  padding:18px 22px;
  font-family:var(--font-head);
  font-size:15.5px;
  font-weight:600;
  color:var(--white);
  text-transform:uppercase;
  cursor:pointer;
  display:flex;
  justify-content:space-between;
  align-items:center;
}
.accordion-trigger::after{
  content:'+';
  font-size:20px;
  color:var(--blue-glow);
  margin-left:12px;
  transition:transform .2s;
}
.accordion-item.open .accordion-trigger::after{transform:rotate(45deg);}
.accordion-panel{
  max-height:0;
  overflow:hidden;
  transition:max-height .25s ease;
  padding:0 22px;
}
.accordion-item.open .accordion-panel{max-height:220px; padding-bottom:18px;}
.accordion-panel p{margin:0; color:var(--gray-500); font-size:14.5px;}

/* ---------- Sobre ---------- */
.sobre{padding:80px 0; background:var(--navy-700);}
.sobre-inner{
  display:flex;
  align-items:center;
  gap:44px;
  flex-wrap:wrap;
}
.sobre-text{flex:1 1 380px;}
.sobre-media{
  flex:1 1 380px;
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--line);
}

/* ---------- CTA final ---------- */
.cta-final{
  background:radial-gradient(120% 160% at 50% 0%, var(--navy-600), var(--navy-900));
  text-align:center;
  padding:80px 0;
  border-top:1px solid var(--line);
}
.cta-final h2{font-size:clamp(24px,3.5vw,34px);}
.cta-final p{color:var(--gray-500); max-width:560px; margin:0 auto 20px;}
.hero-actions{display:flex; gap:14px; flex-wrap:wrap; margin-top:10px;}
.hero-actions.center{justify-content:center;}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-900); color:var(--gray-500); padding:60px 0 0; border-top:1px solid var(--line);}
.footer-grid{
  display:grid;
  grid-template-columns:1.2fr 1fr 1fr;
  gap:32px;
  padding-bottom:30px;
  border-bottom:1px solid var(--line);
}
.footer-logo{margin-bottom:14px; height:auto;}
.footer-logo .logo-img{height:40px;}
.footer-col h4{color:var(--white); font-size:14px; margin-bottom:12px; margin-top:18px;}
.footer-col h4:first-child{margin-top:0;}
.footer-col p{font-size:13.5px; line-height:1.7;}
.footer-col a:hover{color:var(--blue-glow);}
.footer-disclaimer{
  padding:22px 20px;
  font-size:12.5px;
  color:rgba(255,255,255,.45);
  max-width:900px;
}
.footer-bottom{
  padding:18px 20px 26px;
  font-size:13px;
  color:rgba(255,255,255,.35);
}

/* ---------- WhatsApp float ---------- */
.whatsapp-float{
  position:fixed;
  bottom:22px; right:22px;
  width:56px; height:56px;
  border-radius:50%;
  background:#25D366;
  color:var(--white);
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 8px 24px rgba(37,211,102,.45);
  z-index:200;
  transition:transform .2s;
  animation:floatBob 3s ease-in-out infinite;
}
.whatsapp-float:hover{transform:scale(1.08); animation-play-state:paused;}
.whatsapp-float::after{
  content:'';
  position:absolute;
  inset:-6px;
  border-radius:50%;
  border:2px solid rgba(37,211,102,.55);
  animation:pulseRing 2.4s ease-out infinite;
  pointer-events:none;
}
@keyframes pulseRing{
  0%{transform:scale(.85); opacity:.9;}
  70%{transform:scale(1.55); opacity:0;}
  100%{opacity:0;}
}
@keyframes floatBob{
  0%,100%{transform:translateY(0);}
  50%{transform:translateY(-5px);}
}

@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1; transform:none;}
  .scroll-cue, .whatsapp-float, .whatsapp-float::after{animation:none;}
  *, *::before, *::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .cards-grid{grid-template-columns:repeat(2,1fr);}
  .cards-grid.three{grid-template-columns:repeat(2,1fr);}
  .modelos-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
}

@media (max-width:760px){
  .main-nav{
    position:fixed;
    top:76px; left:0; right:0;
    background:var(--navy-800);
    flex-direction:column;
    padding:16px 20px 24px;
    gap:14px;
    border-bottom:1px solid var(--line);
    transform:translateY(-150%);
    opacity:0;
    transition:transform .25s ease, opacity .25s ease;
  }
  .main-nav.open{transform:translateY(0); opacity:1;}
  .nav-toggle{display:flex;}
  .header-cta{display:none;}
  .cards-grid, .cards-grid.three, .modelos-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .logo-img{height:36px;}
}