/* ============ DESIGN SYSTEM - SPORTCAR CHAPEAÇÃO AUTOMOTIVA ============ */
:root{
  --c-bg:#ffffff;
  --c-bg-alt:#f6f7f9;
  --c-ink:#0f1419;
  --c-ink-2:#1f2937;
  --c-muted:#6b7280;
  --c-line:#e5e7eb;
  --c-accent:#e8703a;
  --c-accent-dark:#c75a25;
  --c-accent-soft:#fef1e8;
  --c-success:#16a34a;
  --c-whats:#25d366;
  --r-sm:6px; --r-md:10px; --r-lg:16px; --r-xl:22px;
  --shadow-sm:0 1px 2px rgba(15,20,25,.06);
  --shadow-md:0 6px 18px rgba(15,20,25,.08);
  --shadow-lg:0 18px 40px rgba(15,20,25,.12);
  --max:1180px;
  --font:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  --font-display:'Plus Jakarta Sans','Inter',system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);color:var(--c-ink);background:var(--c-bg);
  font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--c-accent);text-decoration:none;transition:color .2s}
a:hover{color:var(--c-accent-dark)}
h1,h2,h3,h4{font-family:var(--font-display);color:var(--c-ink);line-height:1.2;margin:0 0 .6em;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(1.9rem,4.5vw,3rem)}
h2{font-size:clamp(1.5rem,3vw,2.1rem)}
h3{font-size:clamp(1.15rem,2vw,1.35rem)}
p{margin:0 0 1em}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}

/* ============ HEADER ============ */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid var(--c-line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:10px;color:var(--c-ink);font-weight:800;font-family:var(--font-display);font-size:1.1rem;letter-spacing:.02em}
.brand img{width:38px;height:38px}
.brand span small{display:block;font-size:.65rem;font-weight:600;color:var(--c-muted);letter-spacing:.18em;text-transform:uppercase}
.nav-links{display:flex;gap:6px;align-items:center;list-style:none;margin:0;padding:0}
.nav-links a{color:var(--c-ink-2);font-weight:500;padding:8px 14px;border-radius:var(--r-sm);font-size:.95rem}
.nav-links a:hover,.nav-links a.active{color:var(--c-ink);background:var(--c-bg-alt)}
.nav-cta{display:inline-flex;align-items:center;gap:6px;background:var(--c-accent);color:#fff !important;padding:10px 16px !important;border-radius:var(--r-md);font-weight:600 !important;}
.nav-cta:hover{background:var(--c-accent-dark);color:#fff !important}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px;width:44px;height:44px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--c-ink);margin:5px auto;transition:transform .25s,opacity .25s}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

@media (max-width:900px){
  .nav-toggle{display:block}
  .nav-links{
    position:absolute;top:72px;left:0;right:0;flex-direction:column;
    background:#fff;border-bottom:1px solid var(--c-line);padding:14px 20px;gap:4px;
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:.25s;
  }
  .nav-links.open{transform:translateY(0);opacity:1;pointer-events:auto}
  .nav-links a{display:block;padding:14px;font-size:1rem}
}

/* ============ BUTTONS ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;padding:14px 24px;border-radius:var(--r-md);border:0;cursor:pointer;font-size:1rem;text-decoration:none;transition:transform .15s,box-shadow .2s,background .2s;line-height:1}
.btn-primary{background:var(--c-accent);color:#fff}
.btn-primary:hover{background:var(--c-accent-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-ghost{background:transparent;color:var(--c-ink);border:1.5px solid var(--c-line)}
.btn-ghost:hover{background:var(--c-bg-alt);color:var(--c-ink)}
.btn-whats{background:var(--c-whats);color:#fff}
.btn-whats:hover{background:#1ebe57;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-lg{padding:16px 28px;font-size:1.05rem}

/* ============ HERO ============ */
.hero{position:relative;background:linear-gradient(135deg,#0f1419 0%,#1f2937 60%,#2a3544 100%);color:#fff;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 80% 20%,rgba(232,112,58,.22),transparent 60%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center;padding:80px 0 90px;position:relative}
.hero h1{color:#fff;font-size:clamp(2rem,4.4vw,3.2rem)}
.hero h1 em{color:var(--c-accent);font-style:normal}
.hero-lead{color:#cbd2dc;font-size:1.12rem;max-width:520px;margin-bottom:28px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:28px}
.hero-trust{display:flex;gap:24px;flex-wrap:wrap;color:#9aa3b2;font-size:.9rem}
.hero-trust span{display:inline-flex;align-items:center;gap:6px}
.hero-trust svg{width:18px;height:18px;color:var(--c-accent)}
.hero-visual{position:relative;aspect-ratio:1/1;max-width:480px;margin:0 auto;border-radius:var(--r-xl);background:linear-gradient(135deg,#1f2937,#0f1419);box-shadow:var(--shadow-lg);overflow:hidden;border:1px solid rgba(255,255,255,.06)}
.hero-visual svg{width:100%;height:100%}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr;padding:48px 0 60px;gap:32px}.hero-visual{max-width:340px}}

/* ============ SECTION ============ */
.section{padding:80px 0}
.section-alt{background:var(--c-bg-alt)}
.section-head{text-align:center;max-width:720px;margin:0 auto 48px}
.section-head .eyebrow{color:var(--c-accent);font-weight:700;text-transform:uppercase;letter-spacing:.16em;font-size:.78rem;margin-bottom:10px;display:block}
.section-head p{color:var(--c-muted);font-size:1.05rem}

/* ============ CARDS / SERVICES ============ */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
@media (max-width:900px){.grid-3{grid-template-columns:1fr}.grid-2{grid-template-columns:1fr}}

.card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:28px;transition:transform .2s,box-shadow .2s,border-color .2s;display:block;color:inherit}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:transparent;color:inherit}
.card .icon{width:52px;height:52px;border-radius:var(--r-md);background:var(--c-accent-soft);color:var(--c-accent);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.card .icon svg{width:26px;height:26px}
.card h3{margin-bottom:8px}
.card p{color:var(--c-muted);font-size:.97rem;margin-bottom:16px}
.card .more{color:var(--c-accent);font-weight:600;font-size:.92rem;display:inline-flex;align-items:center;gap:4px}

/* ============ FEATURES ============ */
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
@media (max-width:900px){.features{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.features{grid-template-columns:1fr}}
.feature{text-align:left;padding:8px}
.feature .icon{width:44px;height:44px;border-radius:50%;background:var(--c-accent-soft);color:var(--c-accent);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.feature .icon svg{width:22px;height:22px}
.feature h3{font-size:1.08rem;margin-bottom:6px}
.feature p{color:var(--c-muted);font-size:.94rem;margin:0}

/* ============ PROCESS STEPS ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step}
@media (max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.steps{grid-template-columns:1fr}}
.step{position:relative;padding:24px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg)}
.step::before{counter-increment:step;content:"0" counter(step);position:absolute;top:-16px;left:20px;background:var(--c-accent);color:#fff;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-family:var(--font-display)}
.step h3{margin-top:18px;font-size:1.1rem}
.step p{color:var(--c-muted);font-size:.95rem;margin:0}

/* ============ CTA STRIP ============ */
.cta-strip{background:linear-gradient(135deg,#0f1419,#1f2937);color:#fff;border-radius:var(--r-xl);padding:48px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-strip h2{color:#fff;margin:0 0 6px;font-size:1.7rem}
.cta-strip p{color:#cbd2dc;margin:0}

/* ============ BLOG ============ */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
@media (max-width:900px){.post-grid{grid-template-columns:1fr}}
.post-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s;color:inherit}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);color:inherit}
.post-card .thumb{aspect-ratio:16/10;background:linear-gradient(135deg,#1f2937,#0f1419);position:relative;overflow:hidden}
.post-card .thumb svg{width:100%;height:100%}
.post-card .body{padding:22px;flex:1;display:flex;flex-direction:column}
.post-card .cat{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:var(--c-accent);margin-bottom:10px}
.post-card h3{font-size:1.15rem;margin-bottom:8px;line-height:1.35}
.post-card p{color:var(--c-muted);font-size:.92rem;flex:1;margin-bottom:14px}
.post-card .meta{font-size:.82rem;color:var(--c-muted)}

/* ============ ARTICLE ============ */
.article{max-width:760px;margin:0 auto;padding:48px 20px 80px}
.article header{margin-bottom:32px;padding-bottom:24px;border-bottom:1px solid var(--c-line)}
.article header .cat{font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:var(--c-accent);margin-bottom:14px;display:block}
.article header h1{margin-bottom:14px}
.article .meta{display:flex;gap:18px;flex-wrap:wrap;color:var(--c-muted);font-size:.92rem}
.article-body{font-size:1.05rem;line-height:1.8;color:#262d38}
.article-body h2{margin-top:42px;font-size:1.55rem}
.article-body h3{margin-top:28px;font-size:1.2rem}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 1em}
.article-body li{margin-bottom:6px}
.article-body blockquote{border-left:4px solid var(--c-accent);padding:12px 18px;margin:24px 0;background:var(--c-accent-soft);color:#5a3a26;border-radius:0 var(--r-md) var(--r-md) 0}
.article-body img{margin:24px 0;border-radius:var(--r-md)}
.toc{background:var(--c-bg-alt);border:1px solid var(--c-line);border-radius:var(--r-md);padding:18px 22px;margin:24px 0}
.toc strong{display:block;margin-bottom:10px;font-family:var(--font-display)}
.toc ol{margin:0;padding-left:18px}

/* ============ BREADCRUMB ============ */
.breadcrumb{padding:18px 0;font-size:.88rem;color:var(--c-muted)}
.breadcrumb ol{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px}
.breadcrumb li:not(:last-child)::after{content:"›";margin-left:6px;color:var(--c-muted)}
.breadcrumb a{color:var(--c-muted)}
.breadcrumb a:hover{color:var(--c-accent)}
.breadcrumb [aria-current]{color:var(--c-ink-2);font-weight:500}

/* ============ FORMS ============ */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media (max-width:700px){.form-grid{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:.88rem;font-weight:600;color:var(--c-ink-2)}
.field input,.field select,.field textarea{
  font-family:inherit;font-size:1rem;padding:13px 14px;border:1.5px solid var(--c-line);
  border-radius:var(--r-md);background:#fff;transition:border-color .2s,box-shadow .2s;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(232,112,58,.12)}
.field textarea{resize:vertical;min-height:130px}
.field .hint{font-size:.78rem;color:var(--c-muted)}

/* ============ INFO STRIP ============ */
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:900px){.info-grid{grid-template-columns:1fr}}
.info-block{padding:24px;border:1px solid var(--c-line);border-radius:var(--r-lg);background:#fff}
.info-block h3{font-size:1.05rem;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.info-block h3 svg{width:20px;height:20px;color:var(--c-accent)}
.info-block p{margin:0;color:var(--c-muted);font-size:.95rem;line-height:1.55}
.info-block a{color:var(--c-ink-2);font-weight:500}

/* ============ FOOTER ============ */
.footer{background:#0b0f14;color:#cbd2dc;padding:64px 0 28px;margin-top:80px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;margin-bottom:40px}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media (max-width:520px){.footer-grid{grid-template-columns:1fr}}
.footer h4{color:#fff;font-size:1rem;margin-bottom:14px;font-family:var(--font-display)}
.footer ul{list-style:none;padding:0;margin:0}
.footer li{margin-bottom:8px}
.footer a{color:#cbd2dc;font-size:.93rem}
.footer a:hover{color:var(--c-accent)}
.footer-brand p{color:#9aa3b2;font-size:.93rem;line-height:1.7;margin-top:14px}
.footer-bottom{border-top:1px solid #1c2530;padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:#7e8794;font-size:.85rem}

/* ============ FAB WHATSAPP ============ */
.fab-whats{
  position:fixed;right:20px;bottom:20px;width:58px;height:58px;border-radius:50%;
  background:var(--c-whats);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px rgba(37,211,102,.4);z-index:40;transition:transform .2s;
}
.fab-whats:hover{transform:scale(1.05);color:#fff}
.fab-whats svg{width:30px;height:30px}

/* ============ UTIL ============ */
.muted{color:var(--c-muted)}
.text-center{text-align:center}
.mt-0{margin-top:0}
.mb-0{margin-bottom:0}
.tag{display:inline-block;background:var(--c-accent-soft);color:var(--c-accent-dark);padding:4px 10px;border-radius:999px;font-size:.78rem;font-weight:600}

/* ============ A11Y ============ */
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:var(--r-sm)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}