/* ==========================================================================
   Guardasol Energia Sustentável — Belo Horizonte/MG
   HTML/CSS/JS puro. Sem CDN, sem build.
   ========================================================================== */

@font-face{font-family:'Archivo Black';src:url('../fonts/archivo-black.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'Manrope';src:url('../fonts/manrope-400.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'Manrope';src:url('../fonts/manrope-500.woff2') format('woff2');font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:'Manrope';src:url('../fonts/manrope-700.woff2') format('woff2');font-weight:700;font-style:normal;font-display:swap}

:root{
  /* paleta tirada da logo do cliente: azul #10497E e amarelo #DEC424 */
  --azul:#10497E;
  --azul-med:#1E6BB8;
  --azul-claro:#4FA3E3;
  --amarelo:#DEC424;
  --sol:#FFC526;
  --laranja:#FF7A18;
  --tinta:#061626;
  --tinta-2:#0A2439;
  --tinta-3:#0F3050;
  --linha:rgba(120,180,235,.16);
  --linha-forte:rgba(120,180,235,.30);
  --texto:#E8F1F8;
  --texto-suave:#A9C2D6;
  --texto-fraco:#92ABC0;
  --claro:#F3F7FA;
  --claro-2:#E4EDF4;
  --tinta-clara:#0C2A45;
  --g-sol:linear-gradient(135deg,var(--sol) 0%,var(--laranja) 100%);
  --g-ceu:linear-gradient(135deg,var(--azul-claro) 0%,var(--azul) 100%);
  --raio:16px;
  --raio-g:26px;
  --max:1180px;
  --sombra:0 24px 60px rgba(2,12,22,.45);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--tinta);color:var(--texto);
  font-family:'Manrope',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  font-size:17px;line-height:1.65;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;font-family:'Archivo Black',Impact,sans-serif;font-weight:400;line-height:1.04;letter-spacing:-.02em;text-wrap:balance}
p{margin:0 0 1em;text-wrap:pretty}
ul{margin:0;padding:0;list-style:none}
button,input,select{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--sol);outline-offset:3px;border-radius:6px}

.wrap{width:min(100% - 34px,var(--max));margin-inline:auto}
.sec{padding:86px 0;position:relative}
.sec--claro{background:var(--claro);color:#12222E}
.sec--claro h2,.sec--claro h3{color:#0B2337}
.sec--claro p{color:#42607A}

/* ---------- grão sobre a página (acabamento) ---------- */
.grao{position:fixed;inset:0;z-index:90;pointer-events:none;mix-blend-mode:overlay;opacity:.32;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E")}

/* ---------- preloader ---------- */
.pre{position:fixed;inset:0;z-index:200;background:var(--tinta);display:grid;place-items:center;
  transition:opacity .6s ease,visibility .6s}
.pre.is-off{opacity:0;visibility:hidden}
.pre__in{text-align:center;width:min(320px,80vw)}
.pre__sim{width:82px;margin:0 auto 20px;filter:drop-shadow(0 8px 26px rgba(255,197,38,.35));
  animation:flut 2.4s ease-in-out infinite}
@keyframes flut{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
.pre__nome{font-family:'Archivo Black',sans-serif;font-size:21px;letter-spacing:.2em;color:#fff;margin-bottom:4px}
.pre__sub{font-size:11px;letter-spacing:.3em;text-transform:uppercase;color:var(--texto-fraco);margin-bottom:22px}
.pre__trilho{height:3px;background:rgba(120,180,235,.18);border-radius:99px;overflow:hidden}
.pre__barra{height:100%;width:0;background:var(--g-sol);border-radius:99px;transition:width .2s linear}
.pre__pct{margin-top:11px;font-size:12px;letter-spacing:.22em;color:var(--sol);font-weight:700}

/* ---------- header ---------- */
.topo{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .35s,backdrop-filter .35s,box-shadow .35s}
.topo.is-fixo{background:rgba(6,22,38,.88);backdrop-filter:blur(14px);box-shadow:0 1px 0 var(--linha)}
.topo__in{display:flex;align-items:center;gap:20px;padding:15px 0}
.topo__logo img{height:52px;width:auto}
.topo__nav{margin-left:auto;display:flex;gap:26px}
.topo__nav a{font-size:14px;font-weight:500;color:var(--texto-suave);transition:color .2s;position:relative}
.topo__nav a::after{content:'';position:absolute;left:0;right:100%;bottom:-6px;height:2px;background:var(--g-sol);transition:right .3s}
.topo__nav a:hover{color:#fff}
.topo__nav a:hover::after{right:0}
.topo__cta{display:inline-flex;align-items:center;gap:8px;background:var(--g-sol);color:#1A1204;
  font-weight:700;font-size:14px;padding:11px 20px;border-radius:99px;white-space:nowrap}
.topo__prog{position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--g-sol)}
.topo__menu{display:none;margin-left:auto;background:none;border:1px solid var(--linha-forte);border-radius:10px;
  width:44px;height:40px;cursor:pointer;color:#fff;align-items:center;justify-content:center}
.topo__menu span{display:block;width:19px;height:2px;background:#fff;position:relative}
.topo__menu span::before,.topo__menu span::after{content:'';position:absolute;left:0;width:19px;height:2px;background:#fff}
.topo__menu span::before{top:-6px}.topo__menu span::after{top:6px}

/* ---------- hero ---------- */
.hero{position:relative;padding:158px 0 90px;overflow:hidden;isolation:isolate}
.hero__fundo{position:absolute;inset:0;z-index:-2;
  background:
    radial-gradient(900px 620px at 84% 6%,rgba(255,150,26,.26),transparent 62%),
    radial-gradient(760px 560px at 8% 88%,rgba(31,120,200,.34),transparent 64%),
    linear-gradient(180deg,#071B2E 0%,#061626 55%,#05121F 100%)}
.hero__malha{position:absolute;inset:0;z-index:-2;opacity:.5;
  background-image:linear-gradient(var(--linha) 1px,transparent 1px),linear-gradient(90deg,var(--linha) 1px,transparent 1px);
  background-size:62px 62px;
  -webkit-mask-image:radial-gradient(70% 62% at 50% 34%,#000 15%,transparent 76%);
  mask-image:radial-gradient(70% 62% at 50% 34%,#000 15%,transparent 76%)}
/* telhado de placas desenhado em CSS, ecoando o símbolo da logo */
.hero__placas{position:absolute;right:-8%;bottom:-16%;z-index:-1;width:min(620px,78vw);aspect-ratio:1/.86;
  transform:perspective(900px) rotateX(58deg) rotateZ(-38deg);opacity:.5;pointer-events:none}
.hero__placas i{position:absolute;inset:0;display:grid;grid-template-columns:repeat(5,1fr);grid-template-rows:repeat(5,1fr);gap:9px}
.hero__placas i b{display:block;border-radius:5px;background:linear-gradient(140deg,rgba(31,110,190,.85),rgba(10,50,95,.9));
  box-shadow:inset 0 0 0 1px rgba(150,205,255,.18)}
.hero__placas i b.on{background:linear-gradient(140deg,var(--sol),var(--laranja));box-shadow:0 0 28px rgba(255,170,30,.55)}
@media (max-width:820px){.hero__placas{right:-26%;bottom:-6%;opacity:.3}}

.hero__eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:11.5px;letter-spacing:.24em;
  text-transform:uppercase;color:var(--sol);font-weight:700;border:1px solid rgba(255,197,38,.32);
  background:rgba(255,197,38,.07);padding:7px 15px;border-radius:99px;margin-bottom:26px}
.hero__eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--sol);box-shadow:0 0 12px var(--sol)}
.hero h1{font-size:clamp(2.5rem,7.4vw,5rem);text-transform:uppercase;margin-bottom:24px;max-width:15ch}
.ln{overflow:hidden;display:block}
.ln>span{display:block;transform:translateY(105%);transition:transform 1s cubic-bezier(.16,1,.3,1)}
.is-carregado .ln>span{transform:translateY(0)}
.ln:nth-child(2)>span{transition-delay:.1s}
.ln:nth-child(3)>span{transition-delay:.2s}
.grad{background:var(--g-sol);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero__lead{font-size:clamp(1.02rem,2.1vw,1.2rem);color:var(--texto-suave);max-width:54ch;margin-bottom:32px}
.hero__acoes{display:flex;flex-wrap:wrap;gap:13px;margin-bottom:38px}
.hero__selos{display:flex;flex-wrap:wrap;gap:12px}
.selo{display:flex;align-items:center;gap:11px;background:rgba(255,255,255,.045);border:1px solid var(--linha);
  border-radius:14px;padding:12px 17px;position:relative;overflow:hidden}
.selo::before{content:'';position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--g-sol)}
.selo b{font-family:'Archivo Black',sans-serif;font-size:19px;color:#fff;line-height:1}
.selo span{font-size:11.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--texto-fraco);line-height:1.3}

/* ---------- botões ---------- */
.bt{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:15px 27px;border-radius:99px;
  font-weight:700;font-size:15px;cursor:pointer;border:0;position:relative;overflow:hidden;transition:transform .2s,box-shadow .2s;text-align:center}
.bt--sol{background:var(--g-sol);color:#1A1204;box-shadow:0 12px 32px rgba(255,140,20,.28)}
.bt--sol::before{content:'';position:absolute;top:0;left:0;width:45%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);transform:translateX(-140%);transition:transform .7s}
.bt--sol:hover::before{transform:translateX(280%)}
.bt--sol:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(255,140,20,.38)}
.bt--linha{border:1px solid var(--linha-forte);color:#fff;background:rgba(255,255,255,.04)}
.bt--linha:hover{background:rgba(255,255,255,.09);transform:translateY(-2px)}
.bt--azul{background:var(--azul);color:#fff}
.bt--bloco{width:100%}

/* ---------- cabeçalho de seção ---------- */
.cab{margin-bottom:48px;max-width:70ch}
.cab--centro{margin-inline:auto;text-align:center}
.num{display:inline-flex;align-items:center;gap:10px;font-size:11.5px;letter-spacing:.22em;text-transform:uppercase;
  font-weight:700;color:var(--sol);border:1px solid rgba(255,197,38,.3);border-radius:99px;padding:6px 15px;margin-bottom:20px}
.sec--claro .num{color:#B5730A;border-color:rgba(181,115,10,.28);background:rgba(255,197,38,.12)}
.cab h2{font-size:clamp(1.85rem,4.4vw,3rem);text-transform:uppercase;margin-bottom:17px}
.cab p{font-size:1.04rem;color:var(--texto-suave)}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(26px);transition:opacity .75s cubic-bezier(.16,1,.3,1),transform .75s cubic-bezier(.16,1,.3,1)}
.rv.is-on{opacity:1;transform:none}

/* ---------- 01 · triagem por setor ---------- */
.setores{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
@media (min-width:900px){.setores{grid-template-columns:repeat(4,1fr)}}
.setor{position:relative;border-radius:var(--raio-g);overflow:hidden;border:1px solid var(--linha);
  background:var(--tinta-2);display:flex;flex-direction:column;transition:transform .3s,border-color .3s}
.setor::before{content:'';position:absolute;inset:0;z-index:2;pointer-events:none;opacity:0;transition:opacity .35s;
  background:radial-gradient(340px circle at var(--mx,50%) var(--my,50%),rgba(255,197,38,.16),transparent 62%)}
.setores:hover .setor::before{opacity:1}
.setor:hover{transform:translateY(-6px);border-color:rgba(255,197,38,.4)}
.setor__foto{position:relative;aspect-ratio:16/11;overflow:hidden;background:var(--tinta-3)}
.setor__foto img{width:100%;height:100%;object-fit:cover;transition:transform .7s}
.setor:hover .setor__foto img{transform:scale(1.06)}
.setor__foto::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,22,38,.1),rgba(10,36,57,.92))}
.setor__tag{position:absolute;left:14px;top:14px;z-index:2;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;
  font-weight:700;background:rgba(6,22,38,.72);border:1px solid var(--linha-forte);border-radius:99px;padding:5px 11px;color:var(--sol)}
.setor__corpo{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1;position:relative;z-index:3}
.setor h3{font-size:1.14rem;text-transform:uppercase;margin-bottom:9px}
.setor p{font-size:.92rem;color:var(--texto-suave);line-height:1.58;flex:1}
.setor__fone{font-size:12.5px;color:var(--texto-fraco);margin:0 0 13px;letter-spacing:.03em}
.setor__bt{display:inline-flex;align-items:center;justify-content:space-between;gap:10px;width:100%;
  border:1px solid var(--linha-forte);border-radius:12px;padding:11px 15px;font-size:13.5px;font-weight:700;
  background:rgba(255,255,255,.04);transition:background .25s,border-color .25s}
.setor__bt:hover{background:var(--g-sol);color:#1A1204;border-color:transparent}
.setor__bt em{font-style:normal;font-size:16px}

/* ---------- 02 · calculadora ---------- */
.calc{display:grid;gap:22px}
@media (min-width:980px){.calc{grid-template-columns:1fr 1fr;align-items:start}}
.painel{background:linear-gradient(170deg,rgba(255,255,255,.055),rgba(255,255,255,.015));
  border:1px solid var(--linha);border-radius:var(--raio-g);padding:26px}
.painel h3{font-size:1.02rem;text-transform:uppercase;letter-spacing:.04em;margin-bottom:22px;color:#fff}
.campo{margin-bottom:24px}
.campo__topo{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:11px}
.campo__rot{font-size:13.5px;color:var(--texto-suave);font-weight:500}
.campo__val{font-family:'Archivo Black',sans-serif;font-size:1.16rem;color:var(--sol)}
@media (max-width:420px){.campo__topo{flex-direction:column;gap:3px}}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:6px;border-radius:99px;outline:none;
  background:linear-gradient(90deg,var(--sol) var(--p,30%),rgba(120,180,235,.18) var(--p,30%))}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border-radius:50%;
  background:#fff;border:4px solid var(--laranja);cursor:pointer;box-shadow:0 3px 12px rgba(0,0,0,.4)}
input[type=range]::-moz-range-thumb{width:22px;height:22px;border-radius:50%;background:#fff;border:4px solid var(--laranja);cursor:pointer}
.opcoes{display:flex;gap:8px;flex-wrap:wrap}
.opcoes button{flex:1;min-width:90px;padding:11px 8px;border-radius:12px;border:1px solid var(--linha-forte);
  background:rgba(255,255,255,.04);font-size:13px;font-weight:500;cursor:pointer;transition:all .2s;color:var(--texto-suave)}
.opcoes button.on{background:var(--g-sol);color:#1A1204;border-color:transparent;font-weight:700}
.campo__dica{font-size:11.5px;color:var(--texto-fraco);margin:9px 0 0}

.result{background:linear-gradient(160deg,var(--tinta-3),var(--tinta-2));border:1px solid var(--linha-forte);
  border-radius:var(--raio-g);padding:26px;position:relative;overflow:hidden}
.result::before{content:'';position:absolute;right:-70px;top:-70px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,197,38,.2),transparent 70%)}
.result__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:13px;margin-bottom:20px;position:relative}
.kpi{background:rgba(6,22,38,.5);border:1px solid var(--linha);border-radius:14px;padding:15px}
.kpi span{display:block;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--texto-fraco);margin-bottom:6px;line-height:1.35}
.kpi b{font-family:'Archivo Black',sans-serif;font-size:1.42rem;color:#fff;line-height:1.05;display:block}
.kpi b i{font-style:normal;font-size:.62em;color:var(--texto-suave);font-family:'Manrope',sans-serif;font-weight:500}
.kpi--ouro{background:linear-gradient(140deg,rgba(255,197,38,.16),rgba(255,122,24,.08));border-color:rgba(255,197,38,.38)}
.kpi--ouro b{color:var(--sol)}
.result__faixa{display:flex;gap:12px;align-items:center;background:rgba(6,22,38,.45);border:1px dashed var(--linha-forte);
  border-radius:14px;padding:14px 16px;margin-bottom:18px;position:relative}
.result__faixa em{font-style:normal;font-size:24px;line-height:1}
.result__faixa p{margin:0;font-size:12.6px;color:var(--texto-suave);line-height:1.5}
.result__nota{font-size:11.5px;color:var(--texto-fraco);line-height:1.6;margin:16px 0 0;position:relative}

/* ---------- 03 · como funciona ---------- */
.func{display:grid;gap:34px;align-items:center}
@media (min-width:920px){.func{grid-template-columns:.85fr 1.15fr;gap:52px}}
.func__foto{border-radius:var(--raio-g);overflow:hidden;border:1px solid rgba(0,0,0,.08);box-shadow:0 20px 50px rgba(10,40,70,.18)}
.func__foto img{width:100%;height:auto;aspect-ratio:3/4;object-fit:cover}
.passos{counter-reset:p}
.passo{display:flex;gap:18px;padding:19px 0;border-bottom:1px solid rgba(10,50,90,.11)}
.passo:last-child{border-bottom:0}
.passo__n{flex:0 0 auto;width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  font-family:'Archivo Black',sans-serif;font-size:1.05rem;background:var(--g-ceu);color:#fff}
.passo h3{font-size:1.06rem;margin-bottom:6px;text-transform:uppercase;letter-spacing:.01em}
.passo p{font-size:.94rem;margin:0;line-height:1.6}

/* ---------- 04 · trilho de etapas ---------- */
.trilho{position:relative;display:grid;gap:14px}
@media (min-width:760px){.trilho{grid-template-columns:repeat(3,1fr);gap:18px}}
@media (min-width:1050px){.trilho{grid-template-columns:repeat(6,1fr);gap:12px}}
.etapa{background:rgba(255,255,255,.04);border:1px solid var(--linha);border-radius:var(--raio);padding:20px 16px;position:relative;transition:transform .3s,border-color .3s}
.etapa:hover{transform:translateY(-5px);border-color:rgba(255,197,38,.4)}
.etapa b{display:block;font-family:'Archivo Black',sans-serif;font-size:1.9rem;line-height:1;margin-bottom:11px;
  color:transparent;-webkit-text-stroke:1.4px rgba(255,197,38,.6)}
.etapa p{font-size:.87rem;margin:0;color:var(--texto-suave);line-height:1.55}

/* ---------- 05 · razões + números ---------- */
.razoes{display:grid;gap:16px;grid-template-columns:1fr}
@media (min-width:680px){.razoes{grid-template-columns:repeat(2,1fr)}}
.razao{background:linear-gradient(165deg,rgba(255,255,255,.055),rgba(255,255,255,.015));border:1px solid var(--linha);
  border-radius:var(--raio-g);padding:26px;position:relative;overflow:hidden;transition:border-color .3s,transform .3s}
.razao::before{content:'';position:absolute;inset:0;opacity:0;transition:opacity .35s;pointer-events:none;
  background:radial-gradient(320px circle at var(--mx,50%) var(--my,50%),rgba(255,197,38,.13),transparent 62%)}
.razoes:hover .razao::before{opacity:1}
.razao:hover{transform:translateY(-5px);border-color:rgba(255,197,38,.35)}
.razao__ic{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;margin-bottom:17px;
  background:rgba(255,197,38,.13);border:1px solid rgba(255,197,38,.28)}
.razao__ic svg{width:24px;height:24px;stroke:var(--sol);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.razao h3{font-size:1.04rem;text-transform:uppercase;margin-bottom:10px;position:relative}
.razao p{font-size:.94rem;color:var(--texto-suave);margin:0;position:relative;line-height:1.62}

.numeros{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}
.numero{text-align:center;background:rgba(255,255,255,.04);border:1px solid var(--linha);border-radius:var(--raio);padding:24px 12px}
.numero b{display:block;font-family:'Archivo Black',sans-serif;font-size:clamp(1.7rem,5.2vw,2.7rem);line-height:1;
  background:var(--g-sol);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:8px}
.numero span{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--texto-fraco);line-height:1.4;display:block}

/* ---------- 06 · mineração ---------- */
.produtos{display:grid;gap:18px}
@media (min-width:800px){.produtos{grid-template-columns:repeat(3,1fr)}}
.produto{border-radius:var(--raio-g);overflow:hidden;border:1px solid rgba(10,50,90,.12);background:#fff;
  box-shadow:0 14px 36px rgba(10,40,70,.1);display:flex;flex-direction:column;transition:transform .3s,box-shadow .3s}
.produto:hover{transform:translateY(-6px);box-shadow:0 22px 50px rgba(10,40,70,.17)}
.produto img{width:100%;height:auto;aspect-ratio:16/11;object-fit:cover}
.produto__corpo{padding:22px;flex:1;display:flex;flex-direction:column}
.produto h3{font-size:1.06rem;text-transform:uppercase;margin-bottom:9px}
.produto p{font-size:.93rem;flex:1;line-height:1.6}
.produto a{align-self:flex-start;margin-top:6px;font-weight:700;font-size:13.5px;color:var(--azul);
  border-bottom:2px solid rgba(255,197,38,.7);padding-bottom:2px}
.mineracao__intro{background:linear-gradient(150deg,var(--azul),#0A3763);color:#fff;border-radius:var(--raio-g);
  padding:34px;margin-bottom:34px;position:relative;overflow:hidden}
.mineracao__intro::after{content:'';position:absolute;right:-60px;bottom:-80px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,197,38,.26),transparent 70%)}
.mineracao__intro h3{font-size:clamp(1.3rem,3.2vw,1.85rem);text-transform:uppercase;margin-bottom:14px;color:#fff;position:relative;max-width:22ch}
.mineracao__intro p{color:rgba(232,241,248,.88);margin:0;max-width:62ch;position:relative;font-size:.98rem}

/* ---------- 07 · faq ---------- */
.faq{max-width:830px;margin-inline:auto}
.item{border:1px solid var(--linha);border-radius:var(--raio);margin-bottom:11px;overflow:hidden;background:rgba(255,255,255,.035)}
.item__bt{width:100%;display:flex;align-items:center;gap:15px;padding:19px 21px;background:none;border:0;cursor:pointer;
  text-align:left;font-weight:700;font-size:.99rem;color:#fff;transition:background .2s}
.item__bt:hover{background:rgba(255,255,255,.04)}
.item__bt i{margin-left:auto;flex:0 0 auto;width:24px;height:24px;border-radius:50%;border:1px solid var(--linha-forte);
  display:grid;place-items:center;font-style:normal;font-size:15px;color:var(--sol);transition:transform .3s}
.item.is-on .item__bt i{transform:rotate(45deg)}
.item__corpo{max-height:0;overflow:hidden;transition:max-height .4s ease}
.item__corpo p{padding:0 21px 21px;margin:0;font-size:.95rem;color:var(--texto-suave);line-height:1.68}

/* ---------- 08 · contato ---------- */
.contato{display:grid;gap:22px}
@media (min-width:960px){.contato{grid-template-columns:1.25fr .75fr}}
.fones{display:grid;gap:12px}
.fone{display:flex;align-items:center;gap:16px;background:rgba(255,255,255,.045);border:1px solid var(--linha);
  border-radius:var(--raio);padding:17px 19px;transition:background .25s,border-color .25s,transform .25s}
.fone:hover{background:rgba(255,197,38,.09);border-color:rgba(255,197,38,.4);transform:translateX(4px)}
.fone__ic{flex:0 0 auto;width:44px;height:44px;border-radius:12px;background:rgba(255,197,38,.13);
  border:1px solid rgba(255,197,38,.26);display:grid;place-items:center}
.fone__ic svg{width:22px;height:22px;fill:var(--sol)}
.fone__tx{flex:1;min-width:0}
.fone__tx b{display:block;font-size:1.02rem;color:#fff;font-weight:700;letter-spacing:.01em}
.fone__tx span{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--texto-fraco)}
.fone em{font-style:normal;font-size:19px;color:var(--sol)}
.dados{background:rgba(255,255,255,.04);border:1px solid var(--linha);border-radius:var(--raio-g);padding:26px}
.dados h3{font-size:.95rem;text-transform:uppercase;letter-spacing:.06em;margin-bottom:18px;color:var(--sol)}
.dados dl{margin:0}
.dados dt{font-size:11px;letter-spacing:.15em;text-transform:uppercase;color:var(--texto-fraco);margin-bottom:5px}
.dados dd{margin:0 0 19px;font-size:.96rem;color:var(--texto);line-height:1.55}
.dados dd:last-child{margin-bottom:0}
.dados a{border-bottom:1px solid rgba(255,197,38,.45)}

/* ---------- cta final ---------- */
.cta{position:relative;overflow:hidden;padding:88px 0;text-align:center;isolation:isolate}
.cta__fundo{position:absolute;inset:0;z-index:-1;
  background:radial-gradient(760px 420px at 20% 10%,rgba(255,150,26,.24),transparent 62%),
             radial-gradient(700px 440px at 82% 90%,rgba(31,120,200,.32),transparent 64%),
             linear-gradient(180deg,#05121F,#071B2E)}
.cta h2{font-size:clamp(1.9rem,5vw,3.2rem);text-transform:uppercase;margin-bottom:18px;max-width:18ch;margin-inline:auto}
.cta p{color:var(--texto-suave);max-width:52ch;margin:0 auto 30px}

/* ---------- rodapé ---------- */
.rodape{background:#04101B;padding:52px 0 30px;border-top:1px solid var(--linha)}
.rodape__in{display:grid;gap:28px;margin-bottom:30px}
@media (min-width:780px){.rodape__in{grid-template-columns:1.4fr 1fr 1fr}}
.rodape img{height:42px;width:auto;margin-bottom:15px}
.rodape p{font-size:.9rem;color:var(--texto-fraco);max-width:40ch;line-height:1.6}
.rodape h4{font-size:11px;letter-spacing:.17em;text-transform:uppercase;color:var(--sol);margin-bottom:14px;font-family:'Manrope',sans-serif;font-weight:700}
.rodape li{margin-bottom:9px;font-size:.9rem;color:var(--texto-fraco)}
.rodape li a:hover{color:#fff}
.rodape__base{border-top:1px solid var(--linha);padding-top:22px;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;font-size:12.5px;color:var(--texto-fraco)}
.rodape__redes{display:flex;gap:11px}
.rodape__redes a{width:36px;height:36px;border-radius:10px;border:1px solid var(--linha);display:grid;place-items:center;transition:all .25s}
.rodape__redes a:hover{background:var(--g-sol);border-color:transparent}
.rodape__redes svg{width:17px;height:17px;fill:var(--texto-suave)}
.rodape__redes a:hover svg{fill:#1A1204}

/* ---------- whatsapp flutuante ---------- */
.zap{position:fixed;right:17px;bottom:17px;z-index:95;display:flex;align-items:center;gap:10px;
  background:#25D366;color:#06301A;font-weight:700;font-size:14.5px;padding:13px 19px;border-radius:99px;
  box-shadow:0 12px 30px rgba(37,211,102,.34);transition:transform .25s}
.zap:hover{transform:translateY(-3px) scale(1.03)}
.zap svg{width:22px;height:22px;fill:#06301A;flex:0 0 auto}
@media (max-width:620px){.zap span{display:none}.zap{padding:15px;right:14px;bottom:14px}}

/* ---------- mobile ---------- */
@media (max-width:900px){
  .topo__nav{position:fixed;inset:64px 0 auto;flex-direction:column;gap:0;background:rgba(6,22,38,.98);
    backdrop-filter:blur(16px);padding:12px 22px 24px;border-bottom:1px solid var(--linha);display:none}
  .topo__nav.is-on{display:flex}
  .topo__nav a{padding:14px 0;border-bottom:1px solid var(--linha);font-size:15px}
  .topo__menu{display:flex}
  .topo__cta{display:none}
  .topo__logo img{height:42px}
  .sec{padding:64px 0}
  .hero{padding:126px 0 72px}
  .numeros{gap:9px}
  .painel,.result,.razao,.dados,.mineracao__intro{padding:21px}
}
@media (max-width:420px){
  .result__grid{grid-template-columns:1fr}
  .setores{grid-template-columns:1fr}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;
    transition-duration:.01ms!important;scroll-behavior:auto!important}
  .ln>span{transform:none}
  .rv{opacity:1;transform:none}
}

/* esquema desenhado da seção "como funciona" (substitui foto de banco) */
.func__esquema{background:linear-gradient(180deg,#DCEAF6,#F3F7FA);border:1px solid rgba(10,50,90,.1)}
.func__esquema svg{display:block;width:100%;height:auto}
.result__nota{font-size:12px}