/* =================================================
   DUANA MÓVEIS — LANDING PAGE
   Responsive: mobile-first with progressive enhancement
   Breakpoints: xs(<480) / sm(<640) / md(<768) / lg(<1024) / xl(>=1024)
   ================================================= */

:root{
  --orange:#FF6B1A;
  --orange-dark:#E55A0E;
  --orange-soft:#FFF1E6;
  --black:#0F0F10;
  --ink:#1A1A1C;
  --gray-900:#222226;
  --gray-700:#4A4A50;
  --gray-500:#7A7A82;
  --gray-300:#D9D9DE;
  --gray-200:#E9E9ED;
  --gray-100:#F4F4F6;
  --bg:#FFFFFF;
  --green:#25D366;
  --green-dark:#1FB658;
  --shadow-sm:0 1px 2px rgba(15,15,16,.06), 0 2px 6px rgba(15,15,16,.05);
  --shadow-md:0 4px 16px rgba(15,15,16,.08), 0 8px 32px rgba(15,15,16,.06);
  --shadow-lg:0 12px 40px rgba(15,15,16,.12);
  --radius:14px;
  --radius-lg:22px;
  --container:1180px;
  --header-h:64px;
}

@media(min-width:768px){
  :root{ --header-h:72px; }
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  font-size:16px;line-height:1.6;color:var(--ink);background:var(--bg);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul,ol{list-style:none}

.container{
  max-width:var(--container);margin:0 auto;width:100%;
  padding-left:clamp(16px, 4vw, 24px);
  padding-right:clamp(16px, 4vw, 24px);
}

/* =================================================
   BUTTONS
   ================================================= */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.85rem 1.4rem;border-radius:999px;font-weight:600;font-size:.95rem;
  transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
  white-space:nowrap;line-height:1;min-height:44px;
}
.btn-primary{background:var(--green);color:#fff;box-shadow:0 6px 20px rgba(37,211,102,.35)}
.btn-primary:hover{background:var(--green-dark);transform:translateY(-1px);box-shadow:0 10px 24px rgba(37,211,102,.45)}
.btn-orange{background:var(--orange);color:#fff;box-shadow:0 6px 20px rgba(255,107,26,.30)}
.btn-orange:hover{background:var(--orange-dark);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--gray-300)}
.btn-ghost:hover{border-color:var(--ink);background:var(--gray-100)}
.btn-white{background:#fff;color:var(--ink)}
.btn-white:hover{transform:translateY(-1px);box-shadow:var(--shadow-lg)}
.btn-sm{padding:.6rem 1rem;font-size:.88rem;min-height:40px}
.btn-lg{padding:1.05rem 1.8rem;font-size:1.05rem;min-height:52px}

@media(max-width:480px){
  .btn-lg{padding:.95rem 1.4rem;font-size:1rem;min-height:48px;width:100%}
  .hero-actions .btn-lg{width:100%}
}

/* =================================================
   TOPBAR
   ================================================= */
.topbar{background:var(--black);color:#fff;font-size:.85rem}
.topbar-inner{
  display:flex;justify-content:center;align-items:center;
  padding:.55rem clamp(16px,4vw,24px);
  gap:.5rem 1rem;flex-wrap:wrap;text-align:center;
}
.topbar-text{opacity:.85}
.topbar-link{font-weight:600;color:var(--orange);white-space:nowrap}
.topbar-link:hover{color:#fff}

@media(max-width:480px){
  .topbar{font-size:.78rem}
  .topbar-inner{padding:.4rem 12px}
}

/* =================================================
   HEADER
   ================================================= */
.header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);
  backdrop-filter:saturate(140%) blur(10px);
  -webkit-backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--gray-200);
  height:var(--header-h);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:100%;gap:1rem;
}
.brand{display:flex;align-items:center;flex-shrink:0}
.brand-logo{height:30px;width:auto;display:block}
@media(min-width:768px){
  .brand-logo{height:34px}
}

.nav{display:flex;gap:1.75rem;font-weight:500;font-size:.95rem}
.nav a{color:var(--gray-700);transition:color .15s ease;padding:.4rem 0}
.nav a:hover{color:var(--orange)}

.header-cta{flex-shrink:0}
.header-cta-label{display:inline}

.menu-toggle{
  display:none;
  width:44px;height:44px;
  flex-direction:column;align-items:center;justify-content:center;
  gap:5px;border-radius:8px;
}
.menu-toggle span{
  display:block;width:22px;height:2px;background:var(--ink);
  border-radius:2px;transition:transform .25s ease,opacity .2s ease;
}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Tablet — hide nav links, show hamburger */
@media(max-width:880px){
  .nav{
    position:fixed;top:var(--header-h);left:0;right:0;
    background:#fff;border-bottom:1px solid var(--gray-200);
    flex-direction:column;gap:0;
    padding:.5rem 0;
    transform:translateY(calc(-100% - var(--header-h) - 8px));
    transition:transform .25s ease;
    box-shadow:var(--shadow-md);
    z-index:49;
    visibility:hidden;
  }
  .nav.is-open{transform:translateY(0);visibility:visible}
  .nav a{padding:.95rem clamp(16px,4vw,24px);border-bottom:1px solid var(--gray-100);font-weight:500;font-size:1rem}
  .nav a:last-child{border-bottom:none}
  .menu-toggle{display:flex}
}

/* Phone — hide CTA label, keep icon only */
@media(max-width:480px){
  .header-cta-label{display:none}
  .header-cta{padding:.55rem .75rem;min-height:40px}
  .header-cta svg{width:20px;height:20px}
  .header-inner{gap:.5rem}
}

/* =================================================
   HERO
   ================================================= */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#FFFAF5 0%,#FFFFFF 100%);
  padding:clamp(40px,7vw,96px) 0;
}
.hero::before{
  content:"";position:absolute;top:-20%;right:-15%;
  width:min(600px,80vw);height:min(600px,80vw);
  background:radial-gradient(circle,rgba(255,107,26,.10),transparent 70%);
  border-radius:50%;pointer-events:none;
}
.hero-inner{
  display:grid;grid-template-columns:1.1fr 1fr;align-items:center;
  gap:clamp(28px,5vw,72px);position:relative;
}
.hero-tag{
  display:inline-block;padding:.45rem .9rem;background:var(--orange-soft);color:var(--orange);
  border-radius:999px;font-weight:600;font-size:.78rem;letter-spacing:.02em;
}
.hero h1{
  margin-top:1.1rem;
  font-size:clamp(2rem,5.5vw,3.6rem);
  font-weight:800;line-height:1.08;letter-spacing:-.02em;color:var(--black);
}
.hero-sub{
  margin-top:1.2rem;
  font-size:clamp(1rem,1.6vw,1.15rem);
  color:var(--gray-700);max-width:540px;
}
.hero-actions{
  margin-top:1.8rem;display:flex;flex-wrap:wrap;gap:.7rem;
}
.hero-bullets{margin-top:1.8rem;display:flex;flex-direction:column;gap:.55rem}
.hero-bullets li{display:flex;align-items:center;gap:.65rem;color:var(--gray-700);font-size:.94rem}
.hero-bullets .dot{width:8px;height:8px;border-radius:50%;background:var(--orange);flex-shrink:0}

.hero-image{position:relative}
.hero-image img{
  border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);
  aspect-ratio:4/5;object-fit:cover;width:100%;
}
.hero-badge{
  position:absolute;left:-12px;bottom:24px;
  background:#fff;border-radius:var(--radius);padding:.85rem 1rem;
  box-shadow:var(--shadow-md);display:flex;flex-direction:column;
}
.hero-badge strong{font-size:1.3rem;color:var(--orange);font-weight:800;line-height:1.1}
.hero-badge span{font-size:.78rem;color:var(--gray-700);margin-top:2px}

@media(max-width:880px){
  .hero-inner{grid-template-columns:1fr;text-align:center}
  .hero-tag{margin:0 auto}
  .hero-sub{margin-left:auto;margin-right:auto}
  .hero-actions{justify-content:center}
  .hero-bullets{align-items:center}
  .hero-image{order:-1;max-width:480px;margin:0 auto;width:100%}
  .hero-image img{aspect-ratio:5/4;max-height:60vh}
  .hero-badge{left:8px;bottom:8px}
}
@media(max-width:480px){
  .hero{padding:32px 0 56px}
  .hero h1{font-size:clamp(1.7rem,7.8vw,2.2rem)}
  .hero-actions{flex-direction:column;width:100%}
  .hero-actions .btn{width:100%}
  .hero-image img{aspect-ratio:4/3}
  .hero-badge{padding:.65rem .85rem}
  .hero-badge strong{font-size:1.1rem}
}

/* =================================================
   TRUST STRIP
   ================================================= */
.trust{background:var(--black);color:#fff;padding:1.2rem 0}
.trust-inner{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;align-items:center;
}
.trust-item{display:flex;gap:.75rem;align-items:center}
.trust-item svg{width:26px;height:26px;color:var(--orange);flex-shrink:0}
.trust-item div{display:flex;flex-direction:column;min-width:0}
.trust-item strong{font-size:.92rem;font-weight:600;line-height:1.25}
.trust-item span{font-size:.78rem;opacity:.7;line-height:1.3}

@media(max-width:880px){
  .trust-inner{grid-template-columns:repeat(2,1fr);gap:1rem 1.4rem}
}
@media(max-width:480px){
  .trust{padding:1rem 0}
  .trust-inner{grid-template-columns:1fr 1fr;gap:.85rem 1rem}
  .trust-item{gap:.55rem}
  .trust-item svg{width:22px;height:22px}
  .trust-item strong{font-size:.85rem}
  .trust-item span{font-size:.72rem}
}

/* =================================================
   SECTION HEADINGS
   ================================================= */
.section-head{
  text-align:center;margin:0 auto clamp(2rem,4vw,3rem);
  max-width:680px;padding:0 .5rem;
}
.eyebrow{
  display:inline-block;color:var(--orange);font-weight:700;font-size:.78rem;
  letter-spacing:.12em;text-transform:uppercase;margin-bottom:.8rem;
}
.section-head h2{
  font-size:clamp(1.6rem,4.2vw,2.6rem);font-weight:800;line-height:1.18;
  letter-spacing:-.015em;color:var(--black);
}
.section-head p{margin-top:.95rem;color:var(--gray-700);font-size:clamp(.95rem,1.4vw,1.05rem)}

/* =================================================
   CATALOG / FILTERS / GRID
   ================================================= */
.catalog{padding:clamp(56px,8vw,108px) 0;background:#fff}

.filters{
  display:flex;flex-wrap:wrap;justify-content:center;
  gap:.5rem;margin-bottom:clamp(2rem,4vw,3rem);
}
.filter-btn{
  padding:.6rem 1.1rem;border-radius:999px;background:var(--gray-100);
  color:var(--gray-700);font-weight:600;font-size:.9rem;
  transition:all .15s ease;border:1.5px solid transparent;min-height:40px;
}
.filter-btn:hover{background:var(--gray-200);color:var(--ink)}
.filter-btn.is-active{background:var(--black);color:#fff;border-color:var(--black)}

@media(max-width:640px){
  .filters{
    flex-wrap:nowrap;overflow-x:auto;justify-content:flex-start;
    margin-left:calc(-1*clamp(16px,4vw,24px));
    margin-right:calc(-1*clamp(16px,4vw,24px));
    padding:0 clamp(16px,4vw,24px) .5rem;
    scrollbar-width:none;
  }
  .filters::-webkit-scrollbar{display:none}
  .filter-btn{flex-shrink:0}
}

.grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(255px,1fr));
  gap:clamp(1rem,2vw,1.5rem);
}

@media(max-width:640px){
  .grid{
    grid-template-columns:repeat(2,1fr);
    gap:.85rem;
  }
}
@media(max-width:380px){
  .grid{grid-template-columns:1fr;gap:1rem}
}

.card{
  background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius-lg);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  position:relative;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--gray-300)}

.card-image{
  position:relative;aspect-ratio:1/1;background:#fff;
  display:flex;align-items:center;justify-content:center;overflow:hidden;
}
.card-image img{
  width:100%;height:100%;object-fit:contain;padding:1rem;
  transition:transform .3s ease;
}
.card:hover .card-image img{transform:scale(1.05)}

.card-badge{
  position:absolute;top:10px;left:10px;
  background:var(--orange);color:#fff;font-size:.68rem;font-weight:700;
  padding:.32rem .6rem;border-radius:6px;letter-spacing:.04em;text-transform:uppercase;
}
.card-badge.dark{background:var(--black)}
.card-badge.green{background:var(--green-dark)}

.card-body{
  padding:clamp(.95rem,2vw,1.3rem);
  display:flex;flex-direction:column;flex:1;gap:.5rem;
}
.card-tag{font-size:.7rem;font-weight:700;color:var(--orange);text-transform:uppercase;letter-spacing:.08em}
.card-title{font-size:clamp(.98rem,1.5vw,1.08rem);font-weight:700;color:var(--black);line-height:1.3}
.card-desc{font-size:clamp(.8rem,1.1vw,.86rem);color:var(--gray-500);line-height:1.5;margin-top:.1rem}

.card-colors{display:flex;gap:.32rem;margin-top:.3rem;flex-wrap:wrap}
.card-colors span{
  width:14px;height:14px;border-radius:50%;border:1.5px solid var(--gray-200);
  display:inline-block;
}

.card-price{display:flex;align-items:baseline;gap:.4rem;margin-top:auto;padding-top:.6rem;flex-wrap:wrap}
.card-price .from{font-size:.74rem;color:var(--gray-500);font-weight:500}
.card-price .value{font-size:clamp(1.2rem,2.2vw,1.55rem);font-weight:800;color:var(--black);letter-spacing:-.01em}

.card-cta{
  margin-top:.95rem;width:100%;display:flex;align-items:center;justify-content:center;
  gap:.5rem;background:var(--green);color:#fff;font-weight:600;
  font-size:clamp(.85rem,1.3vw,.92rem);
  padding:.85rem 1rem;border-radius:10px;min-height:46px;
  transition:background .15s ease,transform .15s ease;
}
.card-cta:hover{background:var(--green-dark);transform:translateY(-1px)}
.card-cta svg{width:18px;height:18px;fill:currentColor;flex-shrink:0}

@media(max-width:480px){
  .card-cta{font-size:.82rem;padding:.75rem .8rem}
  .card-cta svg{width:16px;height:16px}
}

/* =================================================
   WHY DUANA
   ================================================= */
.why{padding:clamp(56px,8vw,108px) 0;background:var(--gray-100)}
.why-inner{
  display:grid;grid-template-columns:1.05fr 1fr;align-items:center;
  gap:clamp(32px,5vw,72px);
}
.why-text h2{
  font-size:clamp(1.6rem,4.2vw,2.6rem);font-weight:800;line-height:1.18;
  margin-top:.75rem;letter-spacing:-.015em;color:var(--black);
}
.why-text > p{margin:1.1rem 0 1.7rem;color:var(--gray-700);font-size:clamp(.95rem,1.4vw,1.05rem)}
.why-list{display:flex;flex-direction:column;gap:1.2rem;margin-bottom:1.8rem}
.why-list li{padding-left:1.3rem;border-left:3px solid var(--orange);line-height:1.5}
.why-list strong{display:block;font-size:1.02rem;color:var(--black);margin-bottom:.18rem}
.why-image img{
  border-radius:var(--radius-lg);box-shadow:var(--shadow-md);
  aspect-ratio:4/5;object-fit:cover;width:100%;
}

@media(max-width:880px){
  .why-inner{grid-template-columns:1fr}
  .why-text{text-align:left}
  .why-image{order:-1;max-width:480px;margin:0 auto;width:100%}
  .why-image img{aspect-ratio:5/4;max-height:50vh}
}
@media(max-width:480px){
  .why-text .btn-lg{width:100%}
}

/* =================================================
   TESTIMONIALS
   ================================================= */
.testimonials{padding:clamp(56px,8vw,108px) 0;background:#fff}
.testimonial-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:clamp(1rem,2vw,1.5rem);
}
.testimonial{
  background:var(--gray-100);border-radius:var(--radius-lg);
  padding:clamp(1.4rem,2vw,1.8rem) clamp(1.2rem,2vw,1.6rem);
  display:flex;flex-direction:column;gap:1rem;
}
.stars{color:var(--orange);font-size:1.05rem;letter-spacing:.1em}
.testimonial p{color:var(--gray-900);font-size:clamp(.95rem,1.4vw,1rem);line-height:1.55;flex:1}
.testimonial footer{display:flex;flex-direction:column;border-top:1px solid var(--gray-200);padding-top:.95rem}
.testimonial strong{font-size:.94rem;color:var(--black)}
.testimonial span{font-size:.8rem;color:var(--gray-500)}

/* =================================================
   FAQ
   ================================================= */
.faq{padding:clamp(56px,8vw,108px) 0;background:var(--gray-100)}
.faq-list{max-width:780px;margin:0 auto;display:flex;flex-direction:column;gap:.65rem}
.faq-list details{
  background:#fff;border-radius:var(--radius);border:1px solid var(--gray-200);
  padding:clamp(1rem,2vw,1.2rem) clamp(1.1rem,2vw,1.4rem);
  transition:border-color .15s ease;
}
.faq-list details[open]{border-color:var(--orange)}
.faq-list summary{
  font-weight:600;font-size:clamp(.95rem,1.4vw,1rem);color:var(--black);cursor:pointer;
  list-style:none;display:flex;justify-content:space-between;align-items:center;gap:1rem;
}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{
  content:"+";font-size:1.5rem;color:var(--orange);font-weight:300;
  transition:transform .2s ease;line-height:1;flex-shrink:0;
}
.faq-list details[open] summary::after{transform:rotate(45deg)}
.faq-list p{margin-top:.85rem;color:var(--gray-700);line-height:1.6;font-size:clamp(.9rem,1.3vw,.96rem)}

/* =================================================
   FINAL CTA
   ================================================= */
.cta-final{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,var(--orange) 0%,var(--orange-dark) 100%);
  color:#fff;padding:clamp(48px,7vw,88px) 0;text-align:center;
}
.cta-final::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 80% 20%,rgba(255,255,255,.18),transparent 50%);
  pointer-events:none;
}
.cta-final-inner{position:relative}
.cta-final h2{
  font-size:clamp(1.5rem,4vw,2.4rem);font-weight:800;line-height:1.2;
  letter-spacing:-.015em;max-width:740px;margin:0 auto;
}
.cta-final p{margin:.95rem auto 1.8rem;max-width:560px;font-size:clamp(.95rem,1.4vw,1.05rem);opacity:.95}

@media(max-width:480px){
  .cta-final .btn-lg{width:100%}
}

/* =================================================
   FOOTER
   ================================================= */
.footer{
  background:var(--black);color:#cfcfd2;
  padding-top:clamp(2.5rem,5vw,4rem);
  padding-bottom:env(safe-area-inset-bottom,0);
}
.footer-inner{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:clamp(1.5rem,3vw,2.5rem);
  padding-bottom:clamp(2rem,4vw,3rem);
}
.footer-brand p{color:#9b9ba0;margin-top:.85rem;font-size:.92rem;line-height:1.6;max-width:320px}
.footer-logo{height:36px;width:auto;display:block;margin-bottom:.4rem}
.footer-col h4{color:#fff;font-size:.95rem;font-weight:600;margin-bottom:.95rem}
.footer-col a,.footer-col span{
  display:block;color:#9b9ba0;font-size:.92rem;margin-bottom:.5rem;
  transition:color .15s ease;
}
.footer-col a:hover{color:var(--orange)}
.footer-bottom{
  border-top:1px solid #222226;padding:1.2rem 0;
  font-size:.8rem;color:#7a7a82;text-align:center;
}

@media(max-width:880px){
  .footer-inner{grid-template-columns:repeat(2,1fr);gap:1.8rem}
  .footer-brand{grid-column:span 2}
  .footer-brand p{max-width:none}
}
@media(max-width:480px){
  .footer-inner{grid-template-columns:1fr;gap:1.6rem}
  .footer-brand{grid-column:auto}
}

/* =================================================
   FLOATING WHATSAPP
   ================================================= */
.wa-float{
  position:fixed;
  right:clamp(12px,2vw,18px);
  bottom:calc(clamp(12px,2vw,18px) + env(safe-area-inset-bottom,0px));
  z-index:60;
  display:flex;align-items:center;gap:.55rem;
  background:var(--green);color:#fff;font-weight:600;font-size:.92rem;
  padding:.8rem 1.05rem .8rem .85rem;border-radius:999px;
  box-shadow:0 12px 28px rgba(37,211,102,.45);
  transition:transform .2s ease,background .2s ease;
}
.wa-float:hover{background:var(--green-dark);transform:translateY(-2px)}
.wa-float svg{flex-shrink:0;width:26px;height:26px}

@media(max-width:640px){
  .wa-float{
    padding:.75rem;border-radius:50%;
    width:54px;height:54px;justify-content:center;
  }
  .wa-float span{display:none}
  .wa-float svg{width:26px;height:26px}
}

/* Add bottom padding when float button could overlap CTAs */
@media(max-width:640px){
  .footer-bottom{padding-bottom:calc(1.2rem + 80px)}
}

/* =================================================
   ANIMATIONS
   ================================================= */
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
.card{animation:fadeUp .4s ease both}

@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* =================================================
   PRINT
   ================================================= */
@media print{
  .topbar,.header,.wa-float,.cta-final,.btn,.card-cta,.filters{display:none!important}
  .card{break-inside:avoid;page-break-inside:avoid}
}