:root,[data-theme="light"]{
  --bg:#ffffff; --bg-soft:#f4f6f9; --card-bg:#ffffff; --card-border:#e6e9ef; --border:#e1e4ea;
  --text:#1c2130; --muted:#667085; --cyan:#0d9488; --pink:#db2777;
  --cta-bg:#1c2130; --cta-fg:#ffffff; --shadow-card:0 4px 18px rgba(16,24,40,.06);
  --header-bg:rgba(255,255,255,.9); --logo-plate:transparent;
}
[data-theme="dark"]{
  --bg:#0d0d10; --bg-soft:#121215; --card-bg:rgba(255,255,255,.05); --card-border:rgba(255,255,255,.1); --border:rgba(255,255,255,.12);
  --text:#ffffff; --muted:rgba(255,255,255,.6); --cyan:#00f2ea; --pink:#ff0050;
  --cta-bg:linear-gradient(120deg,#00f2ea,#ff0050); --cta-fg:#0a0a0a; --shadow-card:0 24px 60px rgba(0,0,0,.4);
  --header-bg:rgba(13,13,16,.85); --logo-plate:#ffffff;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{margin:0;font-family:'Montserrat',-apple-system,'Segoe UI',Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.65;font-weight:500;-webkit-font-smoothing:antialiased;transition:background .2s,color .2s;}
a{color:inherit;}
img{display:block;max-width:100%;}
h1,h2{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.2;text-wrap:balance;}
p{margin:0;}
.skip{position:absolute;left:-999px;top:8px;background:var(--text);color:var(--bg);padding:10px 16px;border-radius:8px;z-index:100;}
.skip:focus{left:8px;}
:focus-visible{outline:3px solid var(--cyan);outline-offset:3px;border-radius:6px;}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px;}
.narrow{max-width:760px;margin:0 auto;padding:0 24px;}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;}
.eyebrow::before{content:"";width:28px;height:4px;border-radius:2px;background:linear-gradient(90deg,var(--cyan),var(--pink));flex:none;}

/* cabeçalho, igual ao da landing */
header{position:sticky;top:0;z-index:40;background:var(--header-bg);backdrop-filter:blur(14px);border-bottom:1px solid var(--border);}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:12px 24px;max-width:1180px;margin:0 auto;}
.brand{display:flex;align-items:center;text-decoration:none;}
.brand img{height:36px;width:auto;max-width:none;flex-shrink:0;border-radius:10px;background:var(--logo-plate);padding:var(--logo-pad,0);}
[data-theme="dark"] .brand img{--logo-pad:4px 10px;}
.nav-links{display:flex;gap:26px;list-style:none;margin:0;padding:0;}
.nav-links a{font-size:13.5px;font-weight:700;color:var(--muted);text-decoration:none;}
.nav-links a:hover,.nav-links a[aria-current="page"]{color:var(--text);}
.nav-cta{display:flex;gap:10px;align-items:center;}
.theme-toggle{width:42px;height:42px;border-radius:50%;border:1.5px solid var(--border);background:transparent;color:var(--text);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;padding:0;}
.theme-toggle svg{width:19px;height:19px;}
.theme-toggle .i-sun{display:none;}
[data-theme="dark"] .theme-toggle .i-sun{display:block;}
[data-theme="dark"] .theme-toggle .i-moon{display:none;}
.btn{cursor:pointer;border:1.5px solid transparent;border-radius:999px;padding:12px 22px;font-size:14px;font-weight:700;font-family:inherit;display:inline-flex;align-items:center;justify-content:center;text-decoration:none;white-space:nowrap;transition:transform .15s ease;}
.btn:hover{transform:translateY(-1px);}
.btn-primary{background:var(--cta-bg);color:var(--cta-fg);}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--border);}
@media (max-width:1024px){.brand img{height:26px;}.nav-links{gap:18px;}}
@media (max-width:900px){.nav-links{display:none;}}
@media (max-width:700px){.brand img{height:22px;}.btn-ghost{display:none;}.nav{gap:10px;padding:12px 16px;}.btn-primary{padding:10px 14px;font-size:13px;}}
@media (max-width:360px){.nav-cta .btn-primary{display:none;}}

/* listagem */
.hero{padding-top:72px;padding-bottom:36px;}
.hero h1{font-size:clamp(32px,5vw,46px);margin:14px 0 12px;}
.hero p{color:var(--muted);font-size:17px;max-width:620px;}
.posts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;padding-bottom:28px;}
.post-card{display:flex;flex-direction:column;gap:12px;background:var(--card-bg);border:1px solid var(--card-border);border-radius:20px;padding:28px;box-shadow:var(--shadow-card);text-decoration:none;transition:transform .15s ease;}
.post-card:hover{transform:translateY(-2px);}
.post-card .cat{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--cyan);}
.post-card h2{font-size:22px;}
.post-card p{color:var(--muted);font-size:14.5px;}
.post-card .more{margin-top:auto;padding-top:6px;font-size:13.5px;font-weight:700;}
.note{font-size:13px;color:var(--muted);padding-bottom:64px;}
@media (max-width:760px){.posts{grid-template-columns:1fr;}}

/* post */
.article-head{padding-top:48px;}
.back{font-size:13px;font-weight:700;color:var(--muted);text-decoration:none;}
.back:hover{color:var(--text);}
.article-head .eyebrow{margin-top:24px;}
.article-head h1{font-size:clamp(28px,4.6vw,40px);margin:12px 0 10px;}
.meta{font-size:13px;color:var(--muted);}
.article{padding-top:12px;}
.article h2{font-size:22px;margin:36px 0 12px;}
.article p,.article li{font-size:16px;margin:0 0 14px;}
.article ul,.article ol{padding-left:22px;margin:0 0 16px;}
.article li{margin-bottom:8px;}
.article strong{font-weight:800;}
.cta-box{margin-top:36px;background:var(--bg-soft);border:1px solid var(--border);border-radius:20px;padding:26px 28px;display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;}
.cta-box strong{display:block;font-size:17px;margin-bottom:4px;}
.cta-box p{color:var(--muted);font-size:14.5px;max-width:480px;}
.post-nav{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:36px;padding:24px 0 64px;border-top:1px solid var(--border);}
.post-nav a{font-size:14px;font-weight:700;color:var(--muted);text-decoration:none;max-width:48%;}
.post-nav a:hover{color:var(--text);}
.post-nav .next{margin-left:auto;text-align:right;}

/* rodapé */
footer{border-top:1px solid var(--border);padding:44px 0 32px;}
.foot-grid{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;}
.foot-brand p{font-size:13px;color:var(--muted);max-width:340px;margin-top:14px;}
.foot-cols{display:flex;gap:56px;flex-wrap:wrap;}
.foot-col h4{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);margin:0 0 12px;}
.foot-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px;}
.foot-col a{font-size:13.5px;font-weight:600;text-decoration:none;}
.foot-col a:hover{text-decoration:underline;}
.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-top:32px;padding-top:20px;border-top:1px solid var(--border);font-size:12.5px;color:var(--muted);}