/* ====== Blog Dr. Daniel Peralba — identidade do site ====== */
:root{
  --green:#25A777; --green-deep:#1c8a61; --ink:#1C293B; --slate:#58687E;
  --bg:#ffffff; --soft:#f5f7f9; --line:#E6EAF0; --muted:#6b7787;
  --wa:#25D366; --radius:12px;
  --serif:'Fraunces',Georgia,serif; --sans:'Inter',system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-weight:400;line-height:1.7;font-size:18px;-webkit-font-smoothing:antialiased}
a{color:inherit}
img{max-width:100%;display:block}
svg{width:1em;height:1em;fill:currentColor}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-in{max-width:960px;margin:0 auto;padding:12px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand img{height:34px;width:auto}
.nav-links{display:flex;align-items:center;gap:20px;font-size:.92rem;font-weight:500}
.nav-links a{text-decoration:none;color:var(--slate)}
.nav-links a:hover{color:var(--ink)}
.nav-cta{background:var(--green);color:#fff!important;padding:9px 18px;border-radius:999px;font-weight:600}
.nav-cta:hover{background:var(--green-deep)}

/* layout */
.wrap{max-width:960px;margin:0 auto;padding:0 22px}
.article{max-width:720px;margin:0 auto;padding:0 22px}
.breadcrumb{font-size:.82rem;color:var(--muted);margin:26px 0 14px}
.breadcrumb a{color:var(--slate);text-decoration:none}
.breadcrumb a:hover{text-decoration:underline}

/* blog index hero */
.blog-hero{padding:30px 0 8px;border-bottom:1px solid var(--line);margin-bottom:30px}
.blog-hero h1{font-family:var(--serif);font-weight:600;font-size:2.6rem;line-height:1.1;margin:.1em 0 .35em;letter-spacing:-.5px}
.lead{color:var(--slate);font-weight:300;font-size:1.08rem;max-width:660px}

/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px;margin:8px 0 50px}
.card{display:block;text-decoration:none;color:inherit;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 22px 18px;transition:.18s}
.card:hover{border-color:var(--green);box-shadow:0 12px 30px -16px rgba(28,41,59,.25);transform:translateY(-2px)}
.cat,.art-cat{display:inline-block;font-size:.72rem;font-weight:600;letter-spacing:.5px;text-transform:uppercase;color:var(--green-deep);background:rgba(37,167,119,.1);padding:4px 10px;border-radius:999px}
.card h3{font-family:var(--serif);font-weight:600;font-size:1.22rem;line-height:1.25;margin:14px 0 8px}
.card p{font-size:.92rem;color:var(--muted);margin:0 0 14px}
.card .more{font-size:.85rem;font-weight:600;color:var(--green-deep)}

/* article */
.art-title{font-family:var(--serif);font-weight:600;font-size:2.4rem;line-height:1.12;letter-spacing:-.5px;margin:14px 0 18px}
.art-meta{display:flex;align-items:center;gap:10px;font-size:.88rem;color:var(--muted);padding-bottom:22px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.art-meta .who{display:flex;align-items:center;gap:9px}
.art-meta img{width:38px;height:38px;border-radius:999px;object-fit:cover;border:2px solid var(--line)}
.art-meta b{color:var(--ink)}
.dot{opacity:.5}

/* answer-first / TL;DR */
.tldr{background:linear-gradient(180deg,#f3faf6,#fff);border:1px solid rgba(37,167,119,.3);border-left:4px solid var(--green);border-radius:var(--radius);padding:18px 22px;margin:26px 0}
.tldr-tag{display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.6px;text-transform:uppercase;color:var(--green-deep);margin-bottom:6px}
.tldr p{margin:0;font-size:1.05rem;color:var(--ink);font-weight:500}

/* prose */
.prose{margin-top:8px}
.prose h2{font-family:var(--serif);font-weight:600;font-size:1.55rem;line-height:1.2;margin:1.9em 0 .5em;letter-spacing:-.3px;scroll-margin-top:80px}
.prose p{margin:0 0 1.1em}
.prose strong{color:var(--ink);font-weight:600}
.prose ul{margin:0 0 1.3em;padding-left:0;list-style:none}
.prose li{position:relative;padding-left:30px;margin-bottom:.6em}
.prose li::before{content:"";position:absolute;left:6px;top:.62em;width:7px;height:7px;background:var(--green);border-radius:2px;transform:rotate(45deg)}
.note{background:var(--soft);border-radius:var(--radius);padding:18px 20px;font-size:.92rem;color:var(--slate);margin:2em 0;display:flex;gap:12px;align-items:flex-start}
.note svg{color:var(--green);flex:0 0 auto;width:20px;height:20px;margin-top:2px}

/* faq */
.faq{margin-top:8px}
.faq details{border-bottom:1px solid var(--line);padding:4px 0}
.faq summary{cursor:pointer;font-weight:600;font-size:1.02rem;padding:14px 30px 14px 0;position:relative;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:12px;font-size:1.4rem;font-weight:400;color:var(--green);transition:.2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq-a{padding:0 0 16px;color:var(--slate);font-size:.96rem}

/* cta */
.cta{max-width:760px;margin:46px auto;padding:0 22px}
.cta-card{background:var(--ink);color:#fff;border-radius:20px;padding:38px 34px;text-align:center}
.cta-eyebrow{display:inline-flex;align-items:center;gap:7px;font-size:.78rem;font-weight:600;color:#9fe7c8;margin-bottom:12px}
.cta-eyebrow svg{width:15px;height:15px;color:#9fe7c8}
.cta-card h3{font-family:var(--serif);font-weight:600;font-size:1.6rem;line-height:1.2;margin:0 0 10px}
.cta-card p{color:#c3ccd8;font-size:1rem;max-width:480px;margin:0 auto 22px}
.cta-btn{display:inline-flex;align-items:center;gap:9px;background:var(--wa);color:#fff;text-decoration:none;font-weight:600;padding:14px 26px;border-radius:999px;font-size:1rem;transition:.18s}
.cta-btn svg{width:20px;height:20px}
.cta-btn:hover{background:#1da851;transform:translateY(-1px)}

/* related */
.related{max-width:960px;margin:0 auto;padding:10px 22px 0}
.related h2{font-family:var(--serif);font-weight:600;font-size:1.4rem;margin-bottom:4px}

/* footer */
.foot{border-top:1px solid var(--line);margin-top:50px;padding:34px 22px;background:var(--soft)}
.foot-in{max-width:960px;margin:0 auto;display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;font-size:.9rem;color:var(--slate)}
.foot-links{display:flex;flex-direction:column;gap:6px}
.foot-links a{color:var(--green-deep);text-decoration:none}
.foot-links a:hover{text-decoration:underline}
.disc{max-width:960px;margin:22px auto 0;font-size:.78rem;color:var(--muted);line-height:1.6;text-align:center}
.disc a{color:var(--slate)}

@media(max-width:640px){
  body{font-size:17px}
  .blog-hero h1{font-size:2.05rem}
  .art-title{font-size:1.85rem}
  .prose h2{font-size:1.35rem}
  .cta-card{padding:30px 22px}
  .foot-in{flex-direction:column;gap:14px}
}