@import url('https://fonts.googleapis.com/css2?family=Special+Elite&family=Courier+Prime:wght@400;700&family=Oswald:wght@500;700&display=swap');
:root{--bg:#0f0d0b;--paper:#e9dcc0;--kraft:#b48a5a;--ink:#1d1a16;--red:#b3201f;--mut:#a89f90}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg) radial-gradient(ellipse at top,#2a221a 0,#0f0d0b 70%);color:#eee6d6;font-family:'Courier Prime',monospace;line-height:1.6}
body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.07;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 baseFrequency='.8'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
a{color:inherit}.wrap{max-width:1100px;margin:auto;padding:0 20px}
header{position:sticky;top:0;z-index:9;background:#0f0d0bdd;backdrop-filter:blur(6px);border-bottom:1px solid #3a3027}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:12px}
.logo{font-family:'Special Elite';font-size:22px;text-decoration:none;letter-spacing:1px}.logo b{color:var(--red)}
nav a{margin-left:18px;text-decoration:none;font-size:14px;text-transform:uppercase;color:var(--mut)}nav a:hover{color:#fff}
h1,h2,h3{font-family:'Special Elite';font-weight:400;line-height:1.15}
.hero{padding:90px 0 70px;position:relative;overflow:hidden}
.hero h1{font-size:clamp(36px,7vw,72px);margin:.2em 0}.hero p{max-width:600px;font-size:18px;color:#d8cdb8}
.stamp{display:inline-block;border:3px solid var(--red);color:var(--red);font-family:'Oswald';letter-spacing:3px;padding:4px 12px;transform:rotate(-4deg);font-size:14px}
.btn{display:inline-block;background:var(--red);color:#fff;text-decoration:none;font-family:'Oswald';letter-spacing:1px;padding:14px 26px;border:0;cursor:pointer;font-size:16px;text-transform:uppercase}
.btn.ghost{background:none;border:2px solid var(--paper);color:var(--paper)}.btn[disabled]{opacity:.55;cursor:not-allowed}
.string{position:absolute;right:-40px;top:60px;width:520px;height:340px;opacity:.9}
section{padding:60px 0}.sec-t{font-size:clamp(28px,4vw,40px);margin:0 0 30px}
.grid{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.paper{background:var(--paper);color:var(--ink);padding:24px;box-shadow:0 10px 30px #000a;position:relative}
.paper:nth-child(odd){transform:rotate(-.8deg)}.paper:nth-child(even){transform:rotate(.7deg)}
.paper .n{font-family:'Oswald';color:var(--red);font-size:30px}
.pin{position:absolute;top:-8px;left:50%;width:16px;height:16px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#ff6b6b,var(--red) 60%,#600);box-shadow:0 2px 3px #0008}
.kraft{background:var(--kraft) linear-gradient(135deg,#c49a68,#a67b4c);color:var(--ink)}
.cmp{display:grid;grid-template-columns:1fr 1fr;gap:22px}@media(max-width:700px){.cmp{grid-template-columns:1fr}.string{display:none}nav a{margin-left:10px;font-size:12px}}
ul.chk{padding-left:0;list-style:none}ul.chk li:before{content:"✕ ";color:var(--red);font-weight:700}
details{border-bottom:1px dashed #5a4c3e;padding:14px 0}summary{cursor:pointer;font-weight:700;font-size:17px}
footer{border-top:1px solid #3a3027;padding:30px 0;color:var(--mut);font-size:13px;text-align:center}
.case{display:grid;grid-template-columns:340px 1fr;gap:30px;align-items:start}@media(max-width:800px){.case{grid-template-columns:1fr}}
.cover{aspect-ratio:3/4;background:var(--kraft) linear-gradient(160deg,#c9a06c,#8e6439);color:var(--ink);padding:28px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:0 14px 40px #000c;position:relative}
.cover h3{font-size:30px;margin:0}.cover .lbl{background:var(--paper);padding:6px 10px;font-size:13px}
.meta{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0}.meta span{border:1px solid #5a4c3e;padding:4px 10px;font-size:13px}
.price{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:20px}@media(max-width:500px){.price{grid-template-columns:1fr}}
.price .paper{transform:none}.price b{font-size:28px;font-family:'Oswald';display:block}
label{display:block;font-weight:700;margin:16px 0 6px}
input,select{width:100%;padding:12px;font:inherit;background:#fffaf0;border:2px solid var(--ink);color:var(--ink)}
.fb{margin-top:22px;padding:18px;border-left:5px solid var(--red);background:#f5ead2;display:none}
.fb.ok{border-color:#2e7d32}.code{font-family:'Oswald';font-size:32px;letter-spacing:4px;color:var(--red)}
.logo{white-space:nowrap}nav a{white-space:nowrap}@media(max-width:700px){.logo{font-size:17px}nav a:first-child{display:none}}
.frete{margin-top:14px;text-align:left}
.frete-l{display:block;font-family:Oswald,sans-serif;font-size:13px;letter-spacing:.05em;text-transform:uppercase;margin-bottom:6px}
.frete-row{display:flex;gap:6px;flex-wrap:wrap}
.frete-row input,.frete-row select{font:inherit;padding:8px 10px;border:1px solid rgba(0,0,0,.35);background:rgba(255,255,255,.7);border-radius:2px;min-width:0}
.frete-row input{width:110px;flex:1}
.frete-row .btn{padding:8px 12px;font-size:14px}
.frete-list{list-style:none;padding:0;margin:10px 0 0}
.frete-list li{display:flex;justify-content:space-between;gap:10px;padding:5px 0;border-bottom:1px dashed rgba(0,0,0,.3);font-size:14px}
.frete-err{color:#8b1a1a;font-size:14px;margin:8px 0 0}
.frete-list li{align-items:center}
.frete-list li .btn{padding:6px 10px;font-size:13px;white-space:nowrap;text-decoration:none}
.frete-info{font-size:13px;margin:10px 0 0}
.frete-end{margin-top:12px;display:flex;flex-direction:column;gap:6px}
.frete-end input,.frete-end select{font:inherit;padding:8px 10px;border:1px solid rgba(0,0,0,.35);background:rgba(255,255,255,.7);border-radius:2px;min-width:0}
.frete-end .frete-row input,.frete-end .frete-row select{flex:1}
.frete-end input[readonly]{opacity:.7}
/* ===== Página /casos/ ===== */
.cs-page{padding:50px 0 70px}
.cs-intro{max-width:720px;margin:0 0 44px}
.cs-intro .sec-t{margin:16px 0 12px}
.cs-intro p{color:var(--mut);line-height:1.6;margin:0}
.cs-card{display:grid;grid-template-columns:minmax(260px,380px) 1fr;gap:36px;align-items:start;padding:30px;margin:0 0 40px;background:linear-gradient(180deg,#1a1612,#14110e);border:1px solid #3a3027;box-shadow:0 18px 50px #000b}
.cs-cover{position:relative;position:sticky;top:20px}
.cs-cover img{display:block;width:100%;height:auto;aspect-ratio:1/1;object-fit:cover;box-shadow:0 14px 40px #000c;outline:1px solid #4a3d30}
.cs-dif{display:inline-block;margin-top:14px;background:var(--red);color:#fff;font-family:'Oswald';letter-spacing:2px;font-size:13px;text-transform:uppercase;padding:6px 12px;box-shadow:0 6px 16px #000a}
.cs-kick{font-family:'Oswald';letter-spacing:3px;color:var(--red);font-size:13px;margin:0 0 6px}
.cs-body h2{font-size:clamp(26px,3vw,36px);line-height:1.15;margin:0 0 14px}
.cs-meta{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 18px}
.cs-meta span{border:1px solid #5a4c3e;color:var(--paper);padding:5px 11px;font-size:12px;letter-spacing:.5px;text-transform:uppercase}
.cs-teaser{line-height:1.65;margin:0 0 10px}
.cs-hook{font-style:italic;color:var(--paper);border-left:3px solid var(--red);padding-left:12px;margin:14px 0 16px}
.cs-dossie{margin:0 0 22px;border-top:1px dashed #4a3d30;border-bottom:1px dashed #4a3d30;padding:10px 0}
.cs-dossie summary{cursor:pointer;font-family:'Oswald';letter-spacing:1.5px;text-transform:uppercase;font-size:14px;color:var(--paper)}
.cs-dossie p{margin:10px 0 0;color:var(--mut);line-height:1.6;font-size:14px}
.cs-opts{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.cs-opt{padding:20px;color:var(--ink);box-shadow:0 10px 28px #0009;display:flex;flex-direction:column}
.cs-opt.kraft{background:var(--kraft) linear-gradient(135deg,#c49a68,#a67b4c)}
.cs-opt.cream{background:var(--paper)}
.cs-opt-h small{display:block;font-family:'Oswald';letter-spacing:2px;font-size:12px;opacity:.8}
.cs-opt-h b{display:block;font-family:'Oswald';font-size:32px;line-height:1.1;margin:4px 0}
.cs-opt-h span{display:block;font-size:13px;line-height:1.4;min-height:36px}
.cs-opt .frete{margin-top:14px}
.cs-opt>p{margin:16px 0 0}
.cs-combo .stamp{margin-bottom:12px}
@media (max-width:860px){
 .cs-card{grid-template-columns:1fr;gap:22px;padding:18px}
 .cs-cover{position:relative;top:0;max-width:420px}
 .cs-opts{grid-template-columns:1fr}
 .cs-page{padding:30px 0 50px}
}
.cs-opt .frete-row input{min-width:110px}
/* ===== /casos/ desktop (>=861px; mobile intocado) ===== */
@media (min-width:861px){
 .cs-page .wrap{max-width:1100px}
 .cs-intro{margin-bottom:48px}
 .cs-card{grid-template-columns:38% 1fr;grid-template-areas:"cover body" "opts opts";column-gap:44px;row-gap:34px;padding:40px;margin-bottom:56px;align-items:start}
 .cs-cover{grid-area:cover;position:relative;top:0}
 .cs-cover img{aspect-ratio:auto}
 .cs-body{grid-area:body;padding-top:4px}
 .cs-body h2{font-size:34px;margin-bottom:16px}
 .cs-teaser{font-size:16px;line-height:1.7}
 .cs-hook{font-size:16px}
 .cs-dossie{margin-bottom:0}
 .cs-card>.cs-opts{grid-area:opts;grid-template-columns:1fr 1fr;gap:24px;align-items:stretch;border-top:1px solid #3a3027;padding-top:32px}
 .cs-opt{padding:26px 28px}
 .cs-opt-h b{font-size:36px}
 .cs-opt-h span{font-size:14px;min-height:0;margin-bottom:4px}
 .cs-opt>p{margin-top:auto;padding-top:18px}
 .cs-opt .frete-row{flex-wrap:nowrap}
 .cs-opt .frete-row input{flex:1;min-width:130px}
 .cs-combo .cs-cover img{aspect-ratio:1/1}
}
@media (max-width:860px){.cs-card>.cs-opts{margin-top:-22px}}