/* ============================================================
   Thomas Macedo — Design System
   Editorial · minimalista · tipografia com caráter
   ============================================================ */

:root{
  --paper:#FAF8F3;         /* off-white, mais claro e limpo */
  --paper-2:#F1EEE6;
  --ink:#111110;           /* preto suave */
  --ink-soft:#33312C;
  --muted:#807B72;
  --line:#E6E2D8;
  --line-strong:#D2CCBF;
  --accent:#9A7B33;        /* dourado fosco, usado com parcimônia */
  --accent-bright:#C7A24C; /* dourado para fundos escuros */
  --max:1200px;
  --serif:'Fraunces',Georgia,'Times New Roman',serif;
  --sans:'Hanken Grotesk',-apple-system,BlinkMacSystemFont,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--sans);
  background:var(--paper);
  color:var(--ink);
  line-height:1.6;
  font-size:18px;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
::selection{background:var(--ink);color:var(--paper)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

.wrap{max-width:var(--max);margin:0 auto;padding:0 32px}
.wrap-narrow{max-width:860px;margin:0 auto;padding:0 32px}
section{padding:120px 0}
@media(max-width:760px){section{padding:80px 0}.wrap,.wrap-narrow{padding:0 22px}}

/* ---------- Tipografia ---------- */
h1,h2,h3,h4{font-family:var(--serif);font-weight:400;line-height:1.06;letter-spacing:-.01em}
.display{font-size:clamp(2.7rem,6.4vw,5.4rem);font-weight:300;letter-spacing:-.025em;line-height:1.0}
.display em{font-style:italic;font-weight:300}
h2.title{font-size:clamp(2rem,4.4vw,3.2rem);font-weight:300;letter-spacing:-.02em}
h3{font-size:1.5rem}
.lead{font-size:clamp(1.05rem,1.6vw,1.3rem);color:var(--ink-soft);line-height:1.55;font-weight:400}
.muted{color:var(--muted)}
p{max-width:62ch}

.eyebrow{
  font-family:var(--sans);
  font-size:.72rem;font-weight:600;letter-spacing:.28em;text-transform:uppercase;
  color:var(--accent);display:inline-block;
}
.eyebrow-ink{color:var(--ink-soft)}

/* ---------- Links / botões ---------- */
.link-underline{
  display:inline-block;font-weight:500;letter-spacing:.01em;
  border-bottom:1px solid var(--line-strong);padding-bottom:3px;transition:border-color .3s,color .3s;
}
.link-underline:hover{border-color:var(--ink);color:var(--ink)}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--sans);font-size:.95rem;font-weight:600;letter-spacing:.02em;
  background:var(--ink);color:var(--paper);
  padding:15px 28px;border-radius:2px;border:1px solid var(--ink);
  transition:background .3s,color .3s,transform .3s;
}
.btn:hover{background:transparent;color:var(--ink);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:var(--paper)}
.arrow{transition:transform .3s}
.btn:hover .arrow,.link-underline:hover .arrow{transform:translateX(4px)}

/* ---------- Header ---------- */
header{position:sticky;top:0;z-index:60;background:rgba(244,241,234,.82);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.wordmark{font-family:var(--serif);font-size:1.25rem;font-weight:400;letter-spacing:.01em}
.wordmark span{font-style:italic}
.nav-links{display:flex;align-items:center;gap:36px}
.nav-links a{font-size:.82rem;font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-soft);transition:color .25s;position:relative}
.nav-links a:hover{color:var(--ink)}
.nav-links a.active{color:var(--ink)}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:1px;background:var(--accent)}
.nav-cta{font-size:.82rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;border:1px solid var(--ink);padding:9px 18px;border-radius:2px;transition:background .25s,color .25s}
.nav-cta:hover{background:var(--ink);color:var(--paper)}
@media(max-width:880px){.nav-links .hide-mob{display:none}.nav-links{gap:18px}}

/* ---------- Hero ---------- */
.hero{padding:90px 0 70px;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:64px;align-items:end}
.hero-meta{display:flex;gap:28px;flex-wrap:wrap;margin-top:40px;padding-top:26px;border-top:1px solid var(--line);font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.hero-actions{display:flex;gap:18px;align-items:center;flex-wrap:wrap;margin-top:36px}
.hero-photo{position:relative;aspect-ratio:4/5;overflow:hidden;border-radius:2px}
.hero-photo img{width:100%;height:100%;object-fit:cover;object-position:center 20%;filter:grayscale(.15) contrast(1.02)}
.hero-photo figcaption{position:absolute;left:14px;bottom:12px;font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--paper);background:rgba(22,20,15,.55);padding:5px 10px;backdrop-filter:blur(4px)}
@media(max-width:880px){.hero-grid{grid-template-columns:1fr;gap:40px}.hero-photo{max-width:380px;aspect-ratio:3/4}}

/* ---------- Section heading ---------- */
.sec-head{display:grid;grid-template-columns:1fr 1.4fr;gap:48px;align-items:start;margin-bottom:64px}
.sec-head .lead{margin-top:0}
@media(max-width:760px){.sec-head{grid-template-columns:1fr;gap:18px;margin-bottom:44px}}

/* ---------- Manifesto / texto grande ---------- */
.manifesto{font-family:var(--serif);font-weight:300;font-size:clamp(1.6rem,3.4vw,2.6rem);line-height:1.28;letter-spacing:-.015em;max-width:18ch}
.manifesto-body{max-width:46ch;font-size:1.05rem;color:var(--ink-soft)}

/* ---------- Processo (lista numerada editorial) ---------- */
.process{border-top:1px solid var(--line)}
.process-row{display:grid;grid-template-columns:80px 1fr 1.4fr;gap:32px;align-items:start;padding:38px 0;border-bottom:1px solid var(--line);transition:padding-left .3s}
.process-row:hover{padding-left:10px}
.process-num{font-family:var(--serif);font-size:1.4rem;font-weight:300;color:var(--accent)}
.process-row h3{font-size:1.45rem;font-weight:400}
.process-row p{color:var(--muted);font-size:1rem}
@media(max-width:760px){.process-row{grid-template-columns:1fr;gap:10px;padding:28px 0}.process-num{font-size:1.1rem}}

/* ---------- Cartões de público / serviços ---------- */
.tag-grid{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.tag-grid span{border:1px solid var(--line-strong);padding:9px 18px;border-radius:40px;font-size:.9rem;color:var(--ink-soft)}

/* ---------- Destaque IA ---------- */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--line);border-radius:2px;overflow:hidden}
.feature .f-text{padding:54px}
.feature .f-img{position:relative;min-height:420px;background:var(--paper-2)}
.feature .f-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 28%;filter:grayscale(.1)}
@media(max-width:820px){.feature{grid-template-columns:1fr}.feature .f-text{padding:36px}.feature .f-img{min-height:320px}}

/* ---------- Conteúdos / insights ---------- */
.insights{display:grid;grid-template-columns:repeat(2,1fr);gap:0}
.insight{padding:36px 36px 36px 0;border-top:1px solid var(--line);transition:opacity .3s}
.insight:nth-child(odd){padding-right:48px;border-right:1px solid var(--line)}
.insight:nth-child(even){padding-left:48px}
.insight:hover{opacity:.62}
.insight .src{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);font-weight:600}
.insight h3{font-size:1.35rem;font-weight:400;margin:14px 0 12px;line-height:1.18}
.insight p{font-size:.96rem;color:var(--muted);margin-bottom:18px}
.insight .read{font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;font-weight:600;border-bottom:1px solid var(--line-strong);padding-bottom:2px}
@media(max-width:760px){.insights{grid-template-columns:1fr}.insight,.insight:nth-child(odd),.insight:nth-child(even){padding:30px 0;border-right:none}}

/* ---------- Galeria ---------- */
.gallery{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:16px;align-items:stretch}
.gallery figure{position:relative;overflow:hidden;border-radius:2px;margin:0;background:var(--paper-2)}
.gallery img{width:100%;height:100%;object-fit:cover;object-position:center 30%;filter:grayscale(.12);transition:transform .6s ease,filter .6s}
.gallery figure:hover img{transform:scale(1.04);filter:grayscale(0)}
.gallery figcaption{position:absolute;left:0;right:0;bottom:0;padding:30px 16px 14px;font-size:.78rem;color:var(--paper);background:linear-gradient(transparent,rgba(22,20,15,.78))}
@media(max-width:760px){.gallery{grid-template-columns:1fr;gap:14px}.gallery figure{aspect-ratio:3/2}.gallery .g-tall{grid-column:auto;aspect-ratio:16/11}}

/* ---------- FAQ ---------- */
.faq details{border-bottom:1px solid var(--line);padding:26px 0}
.faq summary{font-family:var(--serif);font-size:1.4rem;font-weight:400;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:20px;align-items:baseline}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--sans);font-weight:300;color:var(--accent);font-size:1.6rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{margin-top:16px;color:var(--muted);font-size:1.02rem}

/* ---------- Contato / CTA ---------- */
.cta{border-top:1px solid var(--line);background:var(--ink);color:var(--paper)}
.cta .eyebrow{color:var(--accent-bright)}
.cta a.link-underline{border-color:rgba(244,241,234,.35)}
.cta a.link-underline:hover{border-color:var(--paper)}
.cta .btn{background:var(--paper);color:var(--ink);border-color:var(--paper)}
.cta .btn:hover{background:transparent;color:var(--paper)}
.contact-row{display:flex;gap:20px;flex-wrap:wrap;margin-top:36px}

/* ---------- Footer ---------- */
footer{padding:60px 0;border-top:1px solid var(--line);font-size:.86rem;color:var(--muted)}
.foot-grid{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;align-items:center}
.foot-links{display:flex;gap:24px;flex-wrap:wrap}
.foot-links a:hover{color:var(--ink)}

/* ---------- util ---------- */
.divider{height:1px;background:var(--line);border:0;margin:0}
.mt-s{margin-top:18px}.mt-m{margin-top:32px}.mt-l{margin-top:56px}

/* ============================================================
   UPGRADES — movimento, marquee, pilares, prova, botão flutuante
   ============================================================ */

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .9s cubic-bezier(.16,1,.3,1),transform .9s cubic-bezier(.16,1,.3,1)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* hero: badge na foto + trust row */
.hero-photo .badge{position:absolute;top:14px;left:14px;display:flex;align-items:center;gap:7px;font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink);background:rgba(250,248,243,.92);padding:7px 12px;border-radius:40px;backdrop-filter:blur(4px)}
.hero-photo .badge i{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block}
.trust{display:flex;align-items:center;gap:26px;flex-wrap:wrap;font-size:.82rem;color:var(--muted)}
.trust .star{color:var(--accent);letter-spacing:.1em}

/* marquee */
.marquee{border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;padding:22px 0;background:var(--paper)}
.marquee-track{display:flex;gap:0;white-space:nowrap;width:max-content;animation:scrollx 38s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee span{font-family:var(--serif);font-size:clamp(1.3rem,2.4vw,2rem);font-weight:300;color:var(--ink);padding:0 28px;display:inline-flex;align-items:center;gap:36px}
.marquee span::after{content:"✦";color:var(--accent);font-size:.7em}
@keyframes scrollx{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media(prefers-reduced-motion:reduce){.marquee-track{animation:none}}

/* pilares / diferenciais */
.pillars{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:2px;overflow:hidden}
.pillar{padding:38px 30px;border-right:1px solid var(--line)}
.pillar:last-child{border-right:none}
.pillar .p-num{font-family:var(--serif);font-size:.9rem;color:var(--accent);letter-spacing:.1em}
.pillar h3{font-size:1.3rem;font-weight:400;margin:18px 0 10px;line-height:1.15}
.pillar p{font-size:.95rem;color:var(--muted)}
@media(max-width:860px){.pillars{grid-template-columns:1fr 1fr}.pillar:nth-child(2){border-right:none}.pillar:nth-child(1),.pillar:nth-child(2){border-bottom:1px solid var(--line)}}
@media(max-width:520px){.pillars{grid-template-columns:1fr}.pillar{border-right:none;border-bottom:1px solid var(--line)}.pillar:last-child{border-bottom:none}}

/* drop cap no manifesto */
.manifesto-body.dropcap::first-letter{font-family:var(--serif);font-size:3.4em;line-height:.78;float:left;margin:.06em .12em 0 0;color:var(--accent);font-weight:400}

/* cards de artigos em destaque (na home) */
.feat-articles{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
.feat-articles a{display:block;padding:34px 28px 34px 0;border-right:1px solid var(--line);transition:padding .3s,background .3s}
.feat-articles a:last-child{border-right:none;padding-right:0}
.feat-articles a:hover{background:var(--paper-2);padding-left:14px;padding-right:14px}
.feat-articles .fa-cat{font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);font-weight:600}
.feat-articles h3{font-size:1.35rem;font-weight:400;margin:14px 0 10px;line-height:1.16}
.feat-articles p{font-size:.94rem;color:var(--muted)}
.feat-articles .fa-read{display:inline-block;margin-top:14px;font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;font-weight:600;border-bottom:1px solid var(--line-strong);padding-bottom:2px}
@media(max-width:860px){.feat-articles{grid-template-columns:1fr}.feat-articles a{border-right:none;border-bottom:1px solid var(--line);padding:28px 0}.feat-articles a:hover{padding-left:10px;padding-right:0}}

/* botão flutuante de WhatsApp */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:80;display:inline-flex;align-items:center;gap:10px;background:var(--ink);color:var(--paper);padding:14px 20px;border-radius:40px;font-size:.9rem;font-weight:600;letter-spacing:.02em;box-shadow:0 14px 30px -10px rgba(0,0,0,.4);transition:transform .3s,background .3s;opacity:0;transform:translateY(14px);pointer-events:none}
.wa-float.show{opacity:1;transform:none;pointer-events:auto}
.wa-float:hover{transform:translateY(-2px)}
.wa-float svg{width:18px;height:18px;fill:#25D366}
@media(max-width:560px){.wa-float span{display:none}.wa-float{padding:15px;border-radius:50%}}

/* ============================================================
   ARTIGOS
   ============================================================ */

/* breadcrumb */
.crumb{font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);padding:28px 0 0}
.crumb a{border-bottom:1px solid transparent;transition:border-color .25s}
.crumb a:hover{border-color:var(--muted)}
.crumb span{margin:0 8px;color:var(--line-strong)}

/* listagem de artigos */
.art-hero{padding:60px 0 48px;border-bottom:1px solid var(--line)}
.art-list{display:grid;grid-template-columns:1fr;gap:0}
.art-card{display:grid;grid-template-columns:170px 1fr;gap:40px;align-items:baseline;padding:42px 0;border-bottom:1px solid var(--line);transition:padding-left .3s}
.art-card:hover{padding-left:10px}
.art-card .a-cat{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);font-weight:600}
.art-card .a-meta{font-size:.82rem;color:var(--muted);margin-top:10px}
.art-card h2{font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:400;line-height:1.12;margin-bottom:12px}
.art-card p{color:var(--muted);font-size:1.02rem;max-width:60ch}
.art-card .read{display:inline-block;margin-top:16px;font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;font-weight:600;border-bottom:1px solid var(--line-strong);padding-bottom:2px}
@media(max-width:760px){.art-card{grid-template-columns:1fr;gap:8px;padding:32px 0}}

/* artigo — cabeçalho */
.article-head{max-width:760px;margin:0 auto;padding:50px 0 36px;text-align:center}
.article-head .eyebrow{margin-bottom:22px}
.article-head h1{font-size:clamp(2.1rem,5vw,3.6rem);font-weight:300;letter-spacing:-.02em;line-height:1.07}
.article-head .dek{font-size:clamp(1.1rem,1.7vw,1.35rem);color:var(--ink-soft);margin-top:24px;line-height:1.5}
.article-meta{display:flex;gap:18px;justify-content:center;align-items:center;flex-wrap:wrap;margin-top:30px;font-size:.82rem;letter-spacing:.04em;color:var(--muted);text-transform:uppercase}
.article-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--line-strong)}
.article-cover{max-width:1000px;margin:10px auto 0;aspect-ratio:16/8;overflow:hidden;border-radius:2px}
.article-cover img{width:100%;height:100%;object-fit:cover;object-position:center 28%;filter:grayscale(.12)}
@media(max-width:760px){.article-cover{aspect-ratio:4/3}}

/* artigo — corpo (prosa) */
.prose{max-width:720px;margin:0 auto;padding:56px 0}
.prose p{font-size:1.15rem;line-height:1.78;color:var(--ink-soft);margin-bottom:26px;max-width:none}
.prose h2{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:400;line-height:1.15;margin:52px 0 18px;letter-spacing:-.015em}
.prose h3{font-size:1.35rem;font-weight:500;font-family:var(--sans);margin:36px 0 12px;letter-spacing:-.01em}
.prose ul,.prose ol{margin:0 0 28px 0;padding-left:1.2em}
.prose li{font-size:1.12rem;line-height:1.7;color:var(--ink-soft);margin-bottom:12px;padding-left:6px}
.prose ul li::marker{color:var(--accent)}
.prose a{color:var(--ink);border-bottom:1px solid var(--accent);padding-bottom:1px;transition:background .2s}
.prose a:hover{background:rgba(154,123,51,.1)}
.prose strong{color:var(--ink);font-weight:600}
.prose blockquote{margin:38px 0;padding:6px 0 6px 28px;border-left:2px solid var(--accent);font-family:var(--serif);font-size:1.5rem;font-weight:300;font-style:italic;line-height:1.4;color:var(--ink)}
.prose blockquote p{font-size:inherit;color:inherit;margin:0}

/* caixa de destaque (key takeaways) */
.callout{background:var(--paper-2);border:1px solid var(--line);border-radius:2px;padding:30px 34px;margin:40px 0}
.callout .k{font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);font-weight:600;margin-bottom:16px;display:block}
.callout ul{margin:0;padding-left:1.1em}
.callout li{font-size:1.02rem;line-height:1.6;margin-bottom:10px}

/* FAQ dentro do artigo reaproveita .faq */
.prose .faq{margin-top:16px}

/* autor */
.author-box{max-width:720px;margin:0 auto;padding:38px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;grid-template-columns:96px 1fr;gap:26px;align-items:center}
.author-box img{width:96px;height:96px;border-radius:50%;object-fit:cover;object-position:center top;filter:grayscale(.1)}
.author-box .a-name{font-family:var(--serif);font-size:1.4rem;font-weight:400}
.author-box .a-bio{font-size:.98rem;color:var(--muted);margin-top:6px}
.author-box .a-bio a{color:var(--ink);border-bottom:1px solid var(--line-strong)}
@media(max-width:560px){.author-box{grid-template-columns:1fr;text-align:left}}

/* relacionados */
.related{max-width:920px;margin:0 auto}
.related-grid{display:grid;grid-template-columns:1fr 1fr;gap:0}
.related a{display:block;padding:30px 0;border-top:1px solid var(--line)}
.related a:nth-child(odd){padding-right:40px;border-right:1px solid var(--line)}
.related a:nth-child(even){padding-left:40px}
.related .r-cat{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-weight:600}
.related h3{font-size:1.3rem;font-weight:400;margin-top:10px;line-height:1.16}
.related a:hover h3{color:var(--accent)}
@media(max-width:600px){.related-grid{grid-template-columns:1fr}.related a,.related a:nth-child(odd),.related a:nth-child(even){padding:26px 0;border-right:none}}