/* Layout: faixa de pedido no topo (número gigante + montador de pedido), depois blocos curtos que respondem as dúvidas de quem está sem gás agora. */
:root{
  --ink:#0d1b2e;        /* azul-noite do botijão */
  --flame:#ff5a1f;      /* chama */
  --sun:#ffc21a;        /* amarelo do logo */
  --go:#139a48;         /* WhatsApp / confirmar */
  --bg:#ffffff;
  --paper:#f2f5f9;
  --card:#ffffff;
  --fg:#0d1b2e;
  --muted:#53627a;
  --line:#dde3ec;
  --hero:#0d1b2e;
  --hero-fg:#ffffff;
  --hero-muted:#b9c4d6;
  --chip:#e8eef6;
  --f-display:'Archivo','Arial Narrow',system-ui,sans-serif;
  --f-body:'Archivo',system-ui,-apple-system,'Segoe UI',sans-serif;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0a1220;--paper:#0f1a2c;--card:#132139;--fg:#eef2f8;--muted:#9fb0c8;--line:#24344f;
  --hero:#060c17;--hero-fg:#ffffff;--hero-muted:#a9b6cb;--chip:#1a2a45;--go:#1fb85a;color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0a1220;--paper:#0f1a2c;--card:#132139;--fg:#eef2f8;--muted:#9fb0c8;--line:#24344f;
  --hero:#060c17;--hero-fg:#ffffff;--hero-muted:#a9b6cb;--chip:#1a2a45;--go:#1fb85a;color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--f-body);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
.wrap{max-width:1160px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--f-display);font-stretch:112%;line-height:1.05;text-wrap:balance;margin:0}
h2{font-size:clamp(28px,4.2vw,44px);font-weight:850;letter-spacing:-.01em}
h3{font-size:20px;font-weight:800}
p{margin:0}
.eyebrow{font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--flame)}
:focus-visible{outline:3px solid var(--sun);outline-offset:2px;border-radius:6px}

/* faixa de status */
.status{background:var(--sun);color:#0d1b2e;font-size:14px;font-weight:700}
.status .wrap{display:flex;gap:14px;align-items:center;justify-content:space-between;padding-block:8px;flex-wrap:wrap}
.live{display:inline-flex;align-items:center;gap:8px}
.dot{width:10px;height:10px;border-radius:50%;background:#139a48;box-shadow:0 0 0 0 rgba(19,154,72,.6);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 9px rgba(19,154,72,0)}100%{box-shadow:0 0 0 0 rgba(19,154,72,0)}}
.status a{text-decoration:none;font-variant-numeric:tabular-nums}

/* cabeçalho */
header.top{background:var(--hero);color:var(--hero-fg)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:14px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand svg{flex:none}
.brand b{font-family:var(--f-display);font-stretch:118%;font-weight:900;font-size:20px;letter-spacing:-.01em;line-height:1}
.brand small{display:block;font-size:12px;color:var(--hero-muted);font-weight:600;letter-spacing:.06em;text-transform:uppercase;margin-top:3px}
nav.menu{display:flex;gap:22px;font-size:15px;font-weight:600}
nav.menu a{text-decoration:none;color:var(--hero-muted)}
nav.menu a:hover{color:var(--hero-fg)}
@media (max-width:860px){nav.menu{display:none}}

/* botões */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border:0;border-radius:14px;padding:16px 22px;font:inherit;font-weight:800;font-size:17px;text-decoration:none;cursor:pointer;transition:transform .12s ease,filter .12s ease}
.btn:hover{filter:brightness(1.06)}
.btn:active{transform:translateY(1px)}
.btn-wa{background:var(--go);color:#fff}
.btn-call{background:var(--flame);color:#fff}
.btn-ghost{background:transparent;color:inherit;border:2px solid currentColor}
.btn svg{flex:none}
.btn-sm{padding:10px 16px;font-size:15px;border-radius:11px}

/* hero */
.hero{background:var(--hero);color:var(--hero-fg);position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:auto -10% -40% auto;width:620px;height:620px;border-radius:50%;background:radial-gradient(circle,rgba(255,90,31,.28),rgba(255,90,31,0) 65%);pointer-events:none}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:start;padding-block:44px 56px;position:relative}
@media (max-width:920px){.hero .wrap{grid-template-columns:1fr;gap:28px;padding-block:28px 36px}}
.hero-copy{min-width:0;display:flex;flex-direction:column;gap:20px}
.hero h1{font-size:clamp(38px,6.4vw,70px);font-weight:900;font-stretch:115%;letter-spacing:-.02em}
.hero h1 em{font-style:normal;color:var(--sun)}
.hero .lede{font-size:19px;color:var(--hero-muted);max-width:34ch}
.bignum{display:flex;flex-direction:column;gap:2px;text-decoration:none;color:var(--hero-fg);border-left:5px solid var(--flame);padding-left:16px}
.bignum span{font-size:14px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--hero-muted)}
.bignum strong{font-family:var(--f-display);font-stretch:100%;font-weight:900;font-size:clamp(36px,5.6vw,58px);line-height:1;font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}
.trust{display:flex;flex-wrap:wrap;gap:8px 18px;list-style:none;padding:0;margin:0;font-size:15px;font-weight:600;color:var(--hero-muted)}
.trust li{display:flex;align-items:center;gap:8px}
.trust svg{color:var(--sun)}

/* montador de pedido */
.order{background:var(--card);color:var(--fg);border-radius:22px;padding:24px;box-shadow:0 24px 60px rgba(0,0,0,.35);min-width:0}
.order h2{font-size:26px;font-weight:850}
.order .sub{color:var(--muted);font-size:15px;margin-top:4px}
.order form{display:flex;flex-direction:column;gap:18px;margin-top:18px}
.field{display:flex;flex-direction:column;gap:8px;min-width:0}
.field > label,.field > .lbl{font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.choices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.choices.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.choice{position:relative}
.choice input{position:absolute;opacity:0;inset:0;width:100%;height:100%;margin:0;cursor:pointer}
.choice span{display:flex;flex-direction:column;gap:2px;border:2px solid var(--line);border-radius:14px;padding:12px 14px;font-weight:800;font-size:16px;height:100%}
.choice span small{font-weight:500;font-size:13px;color:var(--muted)}
.choice input:checked + span{border-color:var(--flame);background:color-mix(in srgb,var(--flame) 9%,var(--card))}
.choice input:focus-visible + span{outline:3px solid var(--sun);outline-offset:2px}
.qty{display:flex;align-items:center;gap:0;border:2px solid var(--line);border-radius:14px;width:max-content}
.qty button{width:46px;height:46px;border:0;background:transparent;color:var(--fg);font-size:24px;font-weight:700;cursor:pointer;border-radius:12px}
.qty output{min-width:36px;text-align:center;font-weight:900;font-size:20px;font-variant-numeric:tabular-nums}
.row2{display:grid;grid-template-columns:1fr auto;gap:14px;align-items:end}
@media (max-width:420px){.row2{grid-template-columns:1fr}}
input[type=text]{width:100%;border:2px solid var(--line);border-radius:14px;padding:13px 14px;font:inherit;font-size:16px;background:var(--card);color:var(--fg)}
input[type=text]:focus{border-color:var(--flame);outline:none}
.order .btn{width:100%;font-size:18px;padding:18px}
.order .alt{font-size:14px;color:var(--muted);text-align:center}
.order .alt a{font-weight:800;color:var(--fg);font-variant-numeric:tabular-nums}
.err{color:#c62f12;font-size:14px;font-weight:700}

/* seções */
section.block{padding-block:72px}
section.block.alt{background:var(--paper)}
.head{display:flex;flex-direction:column;gap:10px;max-width:720px;margin-bottom:34px}
.head p{color:var(--muted);font-size:18px}

.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;counter-reset:s;list-style:none;padding:0;margin:0}
@media (max-width:760px){.steps{grid-template-columns:1fr;gap:18px}}
.steps li{display:flex;flex-direction:column;gap:8px;counter-increment:s}
.steps li::before{content:counter(s);font-family:var(--f-display);font-weight:900;font-stretch:125%;font-size:46px;line-height:1;color:var(--flame)}
.steps p{color:var(--muted)}

.products{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
@media (max-width:760px){.products{grid-template-columns:1fr}}
.prod{display:grid;grid-template-columns:120px 1fr;gap:22px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:20px;padding:24px}
@media (max-width:420px){.prod{grid-template-columns:84px 1fr;gap:16px;padding:18px}}
.prod .info{display:flex;flex-direction:column;gap:8px;min-width:0}
.prod .kg{font-family:var(--f-display);font-stretch:125%;font-weight:900;font-size:15px;letter-spacing:.06em;color:var(--flame)}
.prod p{color:var(--muted);font-size:16px}
.price{font-family:var(--f-display);font-weight:900;font-size:26px;font-variant-numeric:tabular-nums}
.price small{font-family:var(--f-body);font-weight:600;font-size:14px;color:var(--muted)}
.prod .btn{align-self:flex-start}

.area{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
@media (max-width:860px){.area{grid-template-columns:1fr;gap:26px}}
.area .copy{display:flex;flex-direction:column;gap:18px;min-width:0}
.area figure{margin:0;border-radius:22px;overflow:hidden;position:relative}
.area figure img{width:100%;aspect-ratio:1/1;object-fit:cover}
.area figcaption{position:absolute;left:12px;bottom:12px;background:rgba(13,27,46,.85);color:#fff;font-size:14px;font-weight:700;padding:8px 12px;border-radius:10px}
.check{display:flex;gap:10px;flex-wrap:wrap}
.check input{flex:1 1 220px}
.nap{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;font-size:16px;margin:0}
.nap dt{font-weight:800}
.nap dd{margin:0;color:var(--muted)}

.safety{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
@media (max-width:960px){.safety{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.safety{grid-template-columns:1fr}}
.tip{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px;display:flex;flex-direction:column;gap:8px}
.tip .t{font-family:var(--f-display);font-stretch:118%;font-weight:900;font-size:30px;color:var(--flame);line-height:1}
.tip p{color:var(--muted);font-size:16px}
.alert{margin-top:24px;border-radius:18px;padding:20px 22px;background:var(--ink);color:#fff;display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.alert strong{font-family:var(--f-display);font-stretch:112%;font-size:20px}
.alert p{color:#c9d3e2;flex:1 1 320px}

.faq{display:flex;flex-direction:column;gap:10px;max-width:820px}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:0 20px}
.faq summary{cursor:pointer;font-weight:800;font-size:18px;padding:18px 0;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:24px;line-height:1;color:var(--flame)}
.faq details[open] summary::after{content:"−"}
.faq details p{padding-bottom:18px;color:var(--muted)}

.final{background:var(--flame);color:#fff}
.final .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;padding-block:48px;flex-wrap:wrap}
.final h2{font-size:clamp(28px,4vw,42px);max-width:18ch}
.final .cta-row .btn-wa{background:#0d1b2e}
.final .btn-ghost{color:#fff}

footer{background:var(--hero);color:var(--hero-muted);font-size:15px}
footer .wrap{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:32px;padding-block:44px 120px}
@media (max-width:760px){footer .wrap{grid-template-columns:1fr;gap:24px}}
footer h3{color:var(--hero-fg);font-size:16px;margin-bottom:8px}
footer a{color:var(--hero-fg)}
footer .legal{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.12);padding-top:18px;font-size:13px}

/* barra fixa no celular */
.dock{position:fixed;left:0;right:0;bottom:0;z-index:20;display:none;gap:10px;background:var(--card);border-top:1px solid var(--line);
  padding:10px max(12px,env(safe-area-inset-right,0px)) calc(10px + env(safe-area-inset-bottom,0px)) max(12px,env(safe-area-inset-left,0px));box-shadow:0 -8px 24px rgba(0,0,0,.12)}
.dock .btn{flex:1;padding:14px 10px;font-size:16px}
@media (max-width:760px){.dock{display:flex}}

.lp-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
@media (max-width:760px){.lp-points{grid-template-columns:1fr}}
.lp-points div{display:flex;flex-direction:column;gap:6px}
.lp-points b{font-family:var(--f-display);font-stretch:115%;font-size:22px}
.lp-points p{color:var(--muted)}
@media (max-width:420px){
  .bignum strong{font-size:31px}
  .order{padding:18px}
  .choice span{padding:11px 10px;font-size:15px}
  .hero h1{font-size:36px}
  .status .wrap{font-size:13px}
}
.doc{max-width:760px;padding-block:48px}
.doc h1{font-size:40px;margin-bottom:20px}
.doc h2{font-size:24px;margin:28px 0 8px}
.doc p,.doc li{color:var(--muted)}