/* Blog Quobu — mesma identidade "Sala de Máquinas" da landing. */
:root{--carvao:#0E0D0C;--grafite:#171513;--grafite-2:#221F1B;--linha:rgba(232,228,220,.12);--areia:#E8E4DC;--areia-2:#B8B2A7;--cinza:#99928A;--brasa:#FF4D00;--brasa-hover:#E64500;--economia:#3DDC97;--gutter:clamp(16px,5vw,48px);--ease:cubic-bezier(.16,1,.3,1)}
*{margin:0;padding:0;box-sizing:border-box}
html{overflow-x:clip}
body{overflow-x:clip;background:var(--carvao);color:var(--areia);font-family:'Inter Tight',system-ui,sans-serif;font-size:19px;line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit}
em{font-family:'Instrument Serif',serif;font-style:italic;font-weight:400;color:var(--brasa)}
.mono{font-family:'JetBrains Mono',monospace}
.wrap{max-width:1120px;margin:0 auto;padding:0 var(--gutter)}
.narrow{max-width:740px;margin:0 auto;padding:0 var(--gutter)}
.btn{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:16px;padding:14px 22px;border-radius:4px;text-decoration:none;transition:transform .25s var(--ease),background .2s}
.btn-primary{background:var(--brasa);color:#0E0D0C}.btn-primary:hover{background:var(--brasa-hover);transform:translateY(-2px)}
a:focus-visible,.btn:focus-visible{outline:2px solid var(--brasa);outline-offset:3px}

nav{position:sticky;top:0;z-index:50;background:rgba(14,13,12,.85);backdrop-filter:blur(14px);border-bottom:1px solid var(--linha)}
nav .wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
nav img{height:28px;display:block}
nav .links{display:flex;align-items:center;gap:26px;font-size:15px;color:var(--areia-2)}
nav .links a{text-decoration:none}nav .links a:hover{color:var(--areia)}
@media(max-width:640px){nav .links .hide-sm{display:none}nav .links{gap:14px}nav .btn{padding:10px 13px;font-size:14px}}

.crumbs{font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.06em;color:var(--cinza);padding:34px 0 0}
.crumbs a{text-decoration:none}.crumbs a:hover{color:var(--areia)}

header.post{padding:26px 0 40px;border-bottom:1px solid var(--linha);margin-bottom:40px;position:relative}
header.post::before{content:'';position:absolute;right:-30%;top:-200px;width:700px;height:700px;border-radius:50%;background:radial-gradient(circle,rgba(255,77,0,.18),transparent 65%);pointer-events:none;z-index:-1}
.kicker{font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--brasa);display:inline-flex;gap:10px;align-items:center}
.kicker i{width:7px;height:7px;border-radius:50%;background:var(--brasa)}
h1{font-size:clamp(34px,5.4vw,56px);font-weight:900;letter-spacing:-.035em;word-spacing:.06em;line-height:1.04;margin:18px 0 18px}
.sub{font-size:clamp(19px,2vw,22px);color:var(--areia-2);line-height:1.5}
.meta{margin-top:22px;font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--cinza);display:flex;gap:18px;flex-wrap:wrap}

article.body h2{font-size:clamp(26px,3vw,32px);font-weight:800;letter-spacing:-.025em;line-height:1.15;margin:52px 0 16px}
article.body h3{font-size:22px;font-weight:800;margin:32px 0 10px}
article.body p{margin:0 0 20px;color:#D9D4CB}
article.body strong{color:var(--areia);font-weight:700}
article.body a{color:var(--brasa);text-underline-offset:3px}
article.body ul,article.body ol{margin:0 0 24px;padding-left:24px;display:flex;flex-direction:column;gap:10px;color:#D9D4CB}
article.body li::marker{color:var(--brasa)}
article.body li input[type=checkbox]{accent-color:var(--brasa);margin-right:10px;transform:translateY(1px)}
article.body ul:has(input[type=checkbox]){list-style:none;padding-left:0}
article.body blockquote{margin:28px 0;padding:22px 26px;background:var(--grafite-2);border:1px solid var(--linha);border-left:4px solid var(--brasa);border-radius:8px}
article.body blockquote p{margin-bottom:12px;color:var(--areia)}article.body blockquote p:last-child{margin-bottom:0}
article.body blockquote:first-child{background:var(--grafite);border-left-color:var(--economia)}
article.body pre{background:#0A0908;border:1px solid var(--linha);border-radius:8px;padding:18px 20px;white-space:pre-wrap;word-break:break-word;margin:14px 0 4px}
article.body code{font-family:'JetBrains Mono',monospace;font-size:14.5px;line-height:1.6;color:var(--economia)}

.cta-box{margin:56px 0;padding:34px;border-radius:10px;background:var(--brasa);color:#0E0D0C}
.cta-duplo{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:56px 0}
@media(max-width:720px){.cta-duplo{grid-template-columns:1fr}}
.cta-duplo .cta-box{margin:0;display:flex;flex-direction:column;align-items:flex-start}
.cta-duplo .cta-box h2{font-size:clamp(22px,2.4vw,27px)}
.cta-duplo .cta-box .btn{margin-top:auto}
.cta-claude{background:#F5EEE6;color:#2B201A}
.cta-claude .k{color:#D9714E}
.cta-claude .btn.claude{background:#BD663B;color:#FCFAF5}
.cta-claude .btn.claude:hover{background:#A9592F}
.contador{margin-top:22px;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--cinza)}
.contador b{color:var(--brasa);font-size:15px}
.pag{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:44px;font-family:'JetBrains Mono',monospace;font-size:14px}
.pag a{color:var(--areia-2);text-decoration:none;padding:10px 14px;border:1px solid var(--linha);border-radius:6px}
.pag a:hover{color:var(--areia);border-color:var(--brasa)}
.pag .nums{display:flex;gap:8px}
.pag b{padding:10px 14px;border-radius:6px;background:var(--brasa);color:#0E0D0C}
.cta-box .k{font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase}
.cta-box h2{font-size:clamp(26px,3.4vw,34px);font-weight:900;letter-spacing:-.03em;line-height:1.1;margin:10px 0 18px}
.cta-box .btn{background:#0E0D0C;color:var(--areia)}

.faq h2{font-size:30px;font-weight:800;letter-spacing:-.025em;margin:0 0 10px}
.faq details{border-bottom:1px solid var(--linha)}
.faq summary{list-style:none;cursor:pointer;padding:20px 0;font-weight:700;font-size:19px;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';font-family:'JetBrains Mono',monospace;color:var(--brasa)}
.faq details[open] summary::after{content:'–'}
.faq details p{color:var(--areia-2);padding-bottom:20px}
.fontes{margin:44px 0 0;font-size:15px;color:var(--cinza)}
.fontes h2{font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:500;margin-bottom:10px}
.fontes ul{padding-left:18px}.fontes a{color:var(--areia-2)}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{display:flex;flex-direction:column;gap:10px;text-decoration:none;background:var(--grafite);border:1px solid var(--linha);border-radius:10px;padding:26px;transition:border-color .3s,transform .4s var(--ease)}
.card:hover{border-color:rgba(255,77,0,.55);transform:translateY(-4px)}
.card .kicker{font-size:11px}
.card h3{font-size:22px;font-weight:800;letter-spacing:-.02em;line-height:1.2}
.card p{font-size:16px;color:var(--areia-2);line-height:1.5}
.card .mono{margin-top:auto;font-size:12px;color:var(--cinza)}
@media(max-width:900px){.cards{grid-template-columns:1fr}}
.related{padding:56px 0 80px;border-top:1px solid var(--linha);margin-top:56px}
.related h2{font-size:26px;font-weight:800;margin-bottom:22px}

.list-head{padding:60px 0 40px}
.list-head h1{font-size:clamp(40px,6vw,72px)}

footer{border-top:1px solid var(--linha);padding:40px 0;font-size:14px;color:var(--cinza)}
footer .wrap{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
footer a{text-decoration:none}footer a:hover{color:var(--areia)}