/* Batista Indústria — Blocos e Pisos de Concreto | design premium industrial */
:root{
  --bg:#0d0d0f; --bg2:#141417; --panel:#1b1b20; --panel2:#212128; --line:#2c2c33;
  --concrete:#23232a;
  --text:#f3f2ef; --muted:#a9a7a2; --muted2:#7d7b77;
  --gold:#cda44e; --gold2:#ecca77; --gold-d:#a8853a;
  --shadow:0 24px 60px rgba(0,0,0,.5); --shadow-s:0 10px 30px rgba(0,0,0,.35);
  --serif:"Oswald",sans-serif; --sans:"Inter",sans-serif;
  --wrap:1180px; --r:16px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--bg);color:var(--text);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
section{position:relative}
h1,h2,h3,.serif{font-family:var(--serif);font-weight:600;letter-spacing:.01em;line-height:1.06;text-transform:uppercase}
.gold{color:var(--gold2)}
.eyebrow{font-family:var(--serif);text-transform:uppercase;letter-spacing:.28em;font-size:.78rem;color:var(--gold2);font-weight:600}
.lead{color:var(--muted);font-size:1.06rem;max-width:60ch}
.gold-line{width:64px;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--gold),var(--gold-d));margin:18px 0}

/* botões */
.btn{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:.96rem;padding:15px 26px;border-radius:999px;cursor:pointer;border:1px solid transparent;transition:.25s;white-space:nowrap}
.btn svg{width:19px;height:19px}
.btn-primary{background:linear-gradient(135deg,var(--gold2),var(--gold-d));color:#161208;box-shadow:0 10px 26px rgba(205,164,78,.34)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(205,164,78,.46)}
.btn-ghost{background:rgba(255,255,255,.04);border-color:#43424a;color:var(--text)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold2)}
.btn-dark{background:#0e0e10;color:var(--text);border-color:#34343c}
.btn-dark:hover{border-color:var(--gold)}

/* header */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;transition:.3s;padding:16px 0}
.site-header.scrolled{background:rgba(12,12,14,.9);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);padding:9px 0}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px}
.nav-logo img{height:88px;transition:.3s;filter:drop-shadow(0 2px 8px rgba(0,0,0,.55))}
.scrolled .nav-logo img{height:68px}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{font-family:var(--serif);text-transform:uppercase;letter-spacing:.08em;font-size:.85rem;font-weight:500;color:var(--muted);transition:.2s}
.nav-links a:hover{color:var(--gold2)}
.nav-cta{display:flex;align-items:center;gap:14px}
.menu-toggle{display:none;background:none;border:0;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
.menu-toggle span{width:26px;height:2px;background:var(--text);border-radius:2px;transition:.3s}

/* hero */
.hero{min-height:100vh;display:flex;align-items:center;padding:130px 0 70px;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:-2}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center right;animation:kb 22s ease-in-out infinite alternate}
@keyframes kb{from{transform:scale(1.06)}to{transform:scale(1.16)}}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(8,8,10,.96) 0%,rgba(8,8,10,.86) 38%,rgba(8,8,10,.35) 70%,rgba(8,8,10,.55) 100%)}
.hero-inner{max-width:660px;position:relative}
.hero h1{font-size:clamp(2.6rem,6vw,4.7rem);font-weight:700;margin:16px 0 18px}
.hero .lead{font-size:1.18rem;color:#d7d5d0}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:32px 0 0}
.hero-trust{display:flex;gap:26px;flex-wrap:wrap;margin-top:40px;padding-top:26px;border-top:1px solid rgba(255,255,255,.12)}
.hero-trust .t b{font-family:var(--serif);color:var(--gold2);font-size:1.05rem;display:block;text-transform:uppercase;letter-spacing:.04em}
.hero-trust .t span{font-size:.82rem;color:var(--muted)}

/* faixa diferenciais */
.section{padding:96px 0}
.section.alt{background:var(--bg2)}
.section-head{max-width:640px}
.section-head.center{margin:0 auto;text-align:center}
.section-head.center .gold-line{margin:18px auto}
.section h2{font-size:clamp(2rem,4vw,3rem);font-weight:700}
.diffs{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:48px}
.diff{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:26px 20px;text-align:center;transition:.3s}
.diff:hover{transform:translateY(-6px);border-color:var(--gold);box-shadow:var(--shadow-s)}
.diff .ic{width:54px;height:54px;margin:0 auto 14px;border-radius:13px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(205,164,78,.18),rgba(205,164,78,.05));border:1px solid rgba(205,164,78,.3)}
.diff .ic svg{width:26px;height:26px;color:var(--gold2)}
.diff b{font-family:var(--serif);text-transform:uppercase;letter-spacing:.04em;font-size:.95rem;display:block}

/* catálogo */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:48px}
.prod{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:.3s;display:flex;flex-direction:column}
.prod:hover{transform:translateY(-6px);border-color:var(--gold);box-shadow:var(--shadow)}
.prod-img{position:relative;aspect-ratio:1/1;overflow:hidden;background:#0e0e10;border-bottom:1px solid var(--line)}
.prod-img img{width:100%;height:100%;object-fit:cover;transition:.6s}
.prod:hover .prod-img img{transform:scale(1.07)}
.prod-top{position:relative;padding:16px 22px 4px}
.prod .num{display:none}
.prod .tag{position:absolute;top:14px;right:14px;font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gold2);background:rgba(13,13,15,.78);backdrop-filter:blur(4px);border:1px solid rgba(205,164,78,.45);border-radius:999px;padding:5px 11px;font-weight:700;z-index:2}
.prod h3{font-size:1.1rem;font-weight:600;margin:6px 0 0}
.prod-body{padding:18px 22px 22px;display:flex;flex-direction:column;gap:14px;flex:1}
.prod-body p{font-size:.9rem;color:var(--muted);flex:1}
.specs{display:flex;flex-wrap:wrap;gap:7px}
.specs span{font-size:.74rem;background:#101013;border:1px solid var(--line);color:#cfcdc8;padding:5px 10px;border-radius:7px;font-weight:600}
.prod a.ord{font-family:var(--serif);text-transform:uppercase;letter-spacing:.06em;font-size:.82rem;color:var(--gold2);display:inline-flex;align-items:center;gap:7px;font-weight:600}
.prod a.ord:hover{gap:11px}

/* mascote band */
.mascote{background:linear-gradient(120deg,#101013,#1b1b21);border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden}
.mascote .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:center;padding:60px 24px}
.masc-list{display:flex;flex-direction:column;gap:18px;margin-top:26px}
.masc-list .it{display:flex;gap:15px;align-items:flex-start}
.masc-list .it .ic{flex:none;width:44px;height:44px;border-radius:11px;display:grid;place-items:center;background:rgba(205,164,78,.12);border:1px solid rgba(205,164,78,.3)}
.masc-list .it .ic svg{width:22px;height:22px;color:var(--gold2)}
.masc-list .it b{font-family:var(--serif);text-transform:uppercase;letter-spacing:.03em;display:block;font-size:1rem}
.masc-list .it span{color:var(--muted);font-size:.92rem}
.masc-img{position:relative;text-align:center}
.masc-img::before{content:"";position:absolute;left:50%;top:54%;transform:translate(-50%,-50%);width:78%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(205,164,78,.22),transparent 68%)}
.masc-img img{position:relative;max-height:440px;margin:0 auto;filter:drop-shadow(0 30px 40px rgba(0,0,0,.6));animation:float 5s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-16px)}}

/* estrutura */
.estr-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;margin-top:18px}
.estr-photos{display:grid;grid-template-columns:1fr 1fr;grid-auto-rows:170px;gap:14px}
.estr-photos figure{overflow:hidden;border-radius:14px;border:1px solid var(--line)}
.estr-photos figure:first-child{grid-row:span 2;grid-column:span 1}
.estr-photos img{width:100%;height:100%;object-fit:cover;transition:.6s}
.estr-photos figure:hover img{transform:scale(1.08)}
.estr-stats{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
.estr-stats .s{flex:1;min-width:120px;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px}
.estr-stats .s b{font-family:var(--serif);font-size:1.5rem;color:var(--gold2);display:block}
.estr-stats .s span{font-size:.82rem;color:var(--muted)}

/* cta band */
.cta{padding:84px 0;text-align:center;background:linear-gradient(135deg,#1a1610,#0d0d0f);border-top:1px solid var(--line)}
.cta h2{font-size:clamp(2rem,4.4vw,3.1rem);font-weight:700}
.cta .gold-line{margin:18px auto}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:30px}

/* contato */
.contato-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:30px;margin-top:46px}
.contato-info{display:flex;flex-direction:column;gap:18px}
.ci{display:flex;gap:16px;align-items:flex-start;background:var(--panel);border:1px solid var(--line);border-radius:13px;padding:18px 20px}
.ci .ic{flex:none;width:46px;height:46px;border-radius:11px;display:grid;place-items:center;background:rgba(205,164,78,.12);border:1px solid rgba(205,164,78,.3)}
.ci .ic svg{width:22px;height:22px;color:var(--gold2)}
.ci b{font-family:var(--serif);text-transform:uppercase;letter-spacing:.05em;font-size:.85rem;color:var(--muted2);display:block;margin-bottom:2px}
.ci a,.ci span{color:var(--text);font-weight:500}
.map{position:relative;border-radius:16px;overflow:hidden;border:1px solid var(--line);min-height:380px}
.map-overlay{position:absolute;inset:0;z-index:3;cursor:pointer;display:block}
.map iframe{width:100%;height:100%;min-height:380px;border:0;filter:grayscale(.3) contrast(1.05)}

/* footer */
.footer{background:#08080a;border-top:1px solid var(--line);padding:54px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:36px}
.footer img.flogo{height:104px;margin-bottom:14px}
/* galeria mascote */
.galeria{display:grid;grid-template-columns:1fr 1fr;gap:0}
.galeria .g-item{position:relative;aspect-ratio:4/3;overflow:hidden;border-top:1px solid var(--line)}
.galeria .g-item img{width:100%;height:100%;object-fit:cover;transition:.8s ease}
.galeria .g-item:hover img{transform:scale(1.06)}
@media (max-width:760px){.galeria{grid-template-columns:1fr}}
.footer p{color:var(--muted);font-size:.92rem;max-width:38ch}
.footer h4{font-family:var(--serif);text-transform:uppercase;letter-spacing:.1em;font-size:.85rem;color:var(--gold2);margin-bottom:14px}
.footer ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.footer ul a,.footer ul li{color:var(--muted);font-size:.9rem}
.footer ul a:hover{color:var(--gold2)}
.footer-bottom{border-top:1px solid var(--line);margin-top:34px;padding-top:20px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:var(--muted2);font-size:.82rem}
.footer-bottom a{color:var(--gold2)}

/* whatsapp float */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:90;width:58px;height:58px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 10px 30px rgba(37,211,102,.45);animation:pulse 2.4s infinite}
.wa-float svg{width:30px;height:30px;fill:#fff}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(37,211,102,.5)}70%{box-shadow:0 0 0 16px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}}

/* reveal */
.reveal{opacity:0;transform:translateY(28px);transition:.8s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.08s}.reveal[data-d="2"]{transition-delay:.16s}.reveal[data-d="3"]{transition-delay:.24s}.reveal[data-d="4"]{transition-delay:.32s}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}.hero-bg img,.masc-img img{animation:none}}

/* responsivo */
@media (max-width:980px){
  .diffs{grid-template-columns:repeat(2,1fr)}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .mascote .wrap,.estr-grid,.contato-grid,.footer-grid{grid-template-columns:1fr}
  .masc-img{order:-1}.masc-img img{max-height:340px}
  .footer-grid{gap:26px}
}
@media (max-width:760px){
  .nav-links{position:fixed;inset:0 0 0 auto;width:min(78%,300px);background:var(--bg2);flex-direction:column;justify-content:center;padding:40px;gap:24px;transform:translateX(100%);transition:.35s;border-left:1px solid var(--line)}
  .nav-links.open{transform:none}
  .nav-links a{font-size:1.05rem}
  .menu-toggle{display:flex;z-index:110}
  .nav-cta .btn:not(.menu-toggle){display:none}
  .section{padding:70px 0}
  .cat-grid{grid-template-columns:1fr}
  .diffs{grid-template-columns:1fr}
  .estr-photos{grid-template-columns:1fr 1fr;grid-auto-rows:130px}
}