/* =========================================================
   MAICON NACHTIGALL — Design System (páginas internas)
   Direção B: Científico & Autoridade
   ========================================================= */
:root{
  --ink:#0a1526;--navy:#06234f;--navy-deep:#04162f;
  --paper:#f3efe6;--paper-2:#e9e3d5;
  --brass:#c79a4b;--brass-soft:#d8b876;
  --line:rgba(255,255,255,.12);--line-dark:rgba(10,21,38,.14);
  --serif:'Cormorant Garamond',Georgia,serif;--sans:'Archivo',system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--ink);color:var(--paper);font-family:var(--sans);font-weight:330;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
::selection{background:var(--brass);color:var(--ink)}
.wrap{max-width:1240px;margin:0 auto;padding:0 32px}
.narrow{max-width:880px}
.eyebrow{font-size:.72rem;font-weight:600;letter-spacing:.28em;text-transform:uppercase;color:var(--brass-soft);display:inline-flex;align-items:center;gap:.7em}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--brass)}
h1,h2,h3,h4{font-family:var(--serif);font-weight:400;line-height:1.05;letter-spacing:-.015em}
.serif-it{font-style:italic;font-weight:300}

/* NAV */
header{position:fixed;top:0;left:0;right:0;z-index:100;transition:.45s ease}
header.scrolled{background:rgba(6,18,38,.86);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:84px}
.brand{display:flex;align-items:center;gap:13px;font-family:var(--serif);font-size:1.18rem}
.brand .mono{width:38px;height:38px;border:1.5px solid var(--brass);color:var(--brass);display:grid;place-items:center;font-family:var(--sans);font-weight:700;font-size:.82rem}
.brand small{display:block;font-family:var(--sans);font-size:.58rem;letter-spacing:.22em;text-transform:uppercase;color:rgba(243,239,230,.55);margin-top:2px}
.menu{display:flex;gap:32px;align-items:center}
.menu a{font-size:.84rem;color:rgba(243,239,230,.78);transition:.25s;position:relative}
.menu a:hover,.menu a.active{color:var(--paper)}
.menu a::after{content:"";position:absolute;left:0;bottom:-6px;height:1px;width:0;background:var(--brass);transition:.3s}
.menu a:hover::after,.menu a.active::after{width:100%}
.btn{font-size:.82rem;font-weight:600;letter-spacing:.03em;padding:13px 24px;border-radius:2px;display:inline-flex;align-items:center;gap:9px;transition:.3s cubic-bezier(.2,.8,.2,1);cursor:pointer;border:1px solid transparent;white-space:nowrap}
.btn-brass{background:var(--brass);color:var(--ink)}
.btn-brass:hover{background:var(--brass-soft);transform:translateY(-2px);box-shadow:0 14px 34px -12px rgba(199,154,75,.6)}
.btn-ghost{border-color:var(--line);color:var(--paper)}
.btn-ghost:hover{border-color:var(--brass);color:var(--brass-soft)}
.btn-dark{background:var(--ink);color:var(--paper)}
.btn-dark:hover{background:var(--navy)}
.menu-toggle{display:none;background:none;border:0;color:var(--paper);font-size:1.5rem;cursor:pointer}

/* PAGE HERO (interna) */
.phero{position:relative;padding:160px 0 80px;background:radial-gradient(120% 90% at 80% 0%,#0d2a55 0%,var(--ink) 58%);overflow:hidden}
.phero .orbits{position:absolute;inset:0;opacity:.4;z-index:0}
.phero .wrap{position:relative;z-index:2}
.crumb{font-size:.74rem;letter-spacing:.04em;color:rgba(243,239,230,.5);margin-bottom:26px}
.crumb a:hover{color:var(--brass-soft)}
.phero h1{font-size:clamp(2.4rem,5vw,4.2rem);margin:20px 0 22px;max-width:16em}
.phero h1 .em{font-style:italic;color:var(--brass-soft)}
.phero .lead{font-size:1.14rem;color:rgba(243,239,230,.82);max-width:40em}
.phero .pcta{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap}

/* SECTIONS */
.band{padding:104px 0;position:relative}
.band.paper{background:var(--paper);color:var(--ink)}
.band.paper .eyebrow{color:#a07c2f}
.band.navy{background:var(--navy-deep)}
.shead{max-width:760px;margin-bottom:54px}
.shead h2{font-size:clamp(1.9rem,3.6vw,3rem);margin:20px 0 0}
.band.paper h2,.band.paper h3,.band.paper h4{color:var(--ink)}
.muted{color:rgba(243,239,230,.66)}
.band.paper .muted{color:#4a5160}

/* PROSE */
.prose{max-width:760px}
.prose p{font-size:1.06rem;margin-bottom:22px;color:rgba(243,239,230,.84)}
.band.paper .prose p{color:#3a414f}
.prose h3{font-size:1.7rem;margin:44px 0 16px}
.prose .big{font-family:var(--serif);font-size:clamp(1.5rem,2.6vw,2rem);line-height:1.32;color:var(--paper)}
.band.paper .prose .big{color:var(--ink)}
.prose .big .hl{color:var(--brass-soft);font-style:italic}

/* GRID CARDS */
.cards{display:grid;gap:22px}
.c3{grid-template-columns:repeat(3,1fr)}
.c2{grid-template-columns:repeat(2,1fr)}
.c4{grid-template-columns:repeat(4,1fr)}
.card{border:1px solid var(--line);padding:30px 28px;background:var(--navy-deep);transition:.4s}
.band.paper .card{background:#fff;border-color:var(--line-dark)}
.card:hover{transform:translateY(-5px);border-color:var(--brass)}
.card .ico{width:40px;height:40px;border:1px solid var(--brass);color:var(--brass);display:grid;place-items:center;font-family:var(--serif);font-size:1.1rem;margin-bottom:18px}
.card h4{font-family:var(--sans);font-weight:600;font-size:1.06rem;margin-bottom:10px;letter-spacing:.01em}
.card p{font-size:.92rem;color:rgba(243,239,230,.66);line-height:1.55}
.band.paper .card p{color:#4a5160}

/* NUMBERED STEPS */
.steps{counter-reset:s;display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
.band.paper .steps{background:var(--line-dark);border-color:var(--line-dark)}
.step{background:var(--ink);padding:30px 30px;display:grid;grid-template-columns:64px 1fr;gap:24px;align-items:baseline}
.band.paper .step{background:var(--paper)}
.step::before{counter-increment:s;content:counter(s,decimal-leading-zero);font-family:var(--serif);font-size:1.6rem;color:var(--brass)}
.step h4{font-family:var(--sans);font-weight:600;font-size:1.1rem;margin-bottom:8px}
.step p{font-size:.95rem;color:rgba(243,239,230,.66)}
.band.paper .step p{color:#4a5160}

/* CHECK LIST */
.checks{list-style:none;display:grid;gap:14px}
.checks li{display:grid;grid-template-columns:24px 1fr;gap:14px;font-size:1rem;align-items:start}
.checks li::before{content:"→";color:var(--brass);font-weight:700}

/* PILL TAGS */
.pills{display:flex;flex-wrap:wrap;gap:10px}
.pill{font-size:.8rem;border:1px solid var(--line);padding:8px 15px;color:rgba(243,239,230,.82)}
.band.paper .pill{border-color:var(--line-dark);color:#3a414f}

/* QUOTE */
.qbox{border-left:2px solid var(--brass);padding:8px 0 8px 30px;margin:40px 0}
.qbox p{font-family:var(--serif);font-style:italic;font-size:1.5rem;line-height:1.35}
.qbox cite{display:block;margin-top:16px;font-style:normal;font-size:.82rem;letter-spacing:.04em;color:var(--brass-soft)}

/* STAT ROW */
.statrow{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
.band.paper .statrow{border-color:var(--line-dark)}
.statrow .s{padding:34px 24px;border-right:1px solid var(--line)}
.band.paper .statrow .s{border-color:var(--line-dark)}
.statrow .s:last-child{border-right:0}
.statrow b{font-family:var(--serif);font-size:clamp(2.4rem,4.5vw,3.4rem);display:block;line-height:.9;color:var(--brass-soft)}
.band.paper .statrow b{color:var(--navy)}
.statrow span{display:block;margin-top:12px;font-size:.84rem;color:rgba(243,239,230,.6)}
.band.paper .statrow span{color:#5a6273}

/* TIMELINE */
.tl{margin-top:20px}
.tl-item{display:grid;grid-template-columns:130px 1fr;gap:30px;padding:26px 0;border-top:1px solid var(--line-dark);align-items:baseline}
.tl-item .yr{font-family:var(--serif);font-size:1.5rem;color:var(--navy)}
.tl-item h4{font-family:var(--sans);font-weight:600;font-size:1.05rem;color:var(--ink);margin-bottom:6px}
.tl-item p{font-size:.92rem;color:#4a5160;max-width:48em}

/* FORMAT TABLE */
.ftable{width:100%;border-collapse:collapse;font-size:.96rem}
.ftable th,.ftable td{text-align:left;padding:18px 16px;border-bottom:1px solid var(--line)}
.band.paper .ftable th,.band.paper .ftable td{border-color:var(--line-dark)}
.ftable th{font-family:var(--sans);font-weight:600;font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--brass-soft)}
.ftable td b{font-family:var(--serif);font-weight:400;font-size:1.1rem}

/* CTA BLOCK */
.ctablock{background:radial-gradient(110% 120% at 20% 0%,#0d2a55,var(--ink));text-align:center;padding:110px 0}
.ctablock h2{font-size:clamp(2rem,4.5vw,3.4rem);max-width:16em;margin:22px auto 20px}
.ctablock h2 .em{font-style:italic;color:var(--brass-soft)}
.ctablock p{max-width:34em;margin:0 auto 36px;color:rgba(243,239,230,.72)}
.ctablock .row{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* FAQ */
.faq{max-width:820px}
.faq details{border-bottom:1px solid var(--line-dark);padding:22px 0}
.faq summary{font-family:var(--serif);font-size:1.2rem;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:20px;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--brass);font-family:var(--sans);transition:.3s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{margin-top:14px;color:#4a5160;font-size:1rem}

/* BLOG CARDS */
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post{border:1px solid var(--line);background:var(--navy-deep);transition:.4s;display:flex;flex-direction:column}
.post:hover{transform:translateY(-5px);border-color:var(--brass)}
.post .ph{height:130px;background:linear-gradient(135deg,#0d2a55,#04162f);position:relative;overflow:hidden;display:grid;place-items:center}
.post .ph span{font-family:var(--serif);font-style:italic;font-size:2.4rem;color:rgba(199,154,75,.25)}
.post .pb{padding:24px 24px 28px;flex:1;display:flex;flex-direction:column}
.post .k{font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--brass-soft);margin-bottom:12px}
.post h3{font-size:1.3rem;margin-bottom:10px;color:var(--paper)}
.post p{font-size:.9rem;color:rgba(243,239,230,.6);flex:1}
.post .more{margin-top:18px;font-size:.76rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--brass-soft)}

/* FOOTER */
footer{background:var(--navy-deep);padding:70px 0 40px;border-top:1px solid var(--line)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:50px;margin-bottom:50px}
.foot-grid h5{font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--brass-soft);margin-bottom:18px}
.foot-grid a,.foot-grid p{display:block;font-size:.9rem;color:rgba(243,239,230,.68);margin-bottom:11px;transition:.25s}
.foot-grid a:hover{color:var(--brass-soft)}
.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;padding-top:26px;border-top:1px solid var(--line);font-size:.78rem;color:rgba(243,239,230,.45)}

/* SOCIAL ICONS */
.socials{display:flex;gap:12px;flex-wrap:wrap}
.socials a{width:40px;height:40px;border:1px solid var(--line);display:grid;place-items:center;color:rgba(243,239,230,.72);transition:.3s;margin:0}
.socials a:hover{border-color:var(--brass);color:var(--brass-soft);transform:translateY(-3px)}
.socials svg{width:18px;height:18px;fill:currentColor}

/* WHATSAPP FLOAT */
.wa{position:fixed;right:24px;bottom:24px;z-index:90;width:58px;height:58px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 14px 34px -8px rgba(37,211,102,.55);transition:.3s}
.wa:hover{transform:scale(1.08) translateY(-2px)}
.wa svg{width:30px;height:30px;fill:#fff}

/* REVEAL */
.rv{opacity:0;transform:translateY(30px);transition:.9s cubic-bezier(.16,1,.3,1)}
.rv.in{opacity:1;transform:none}
.rv-d1{transition-delay:.08s}.rv-d2{transition-delay:.16s}.rv-d3{transition-delay:.24s}

/* RESPONSIVE */
@media(max-width:980px){
  .c3,.c4{grid-template-columns:1fr 1fr}
  .posts{grid-template-columns:1fr 1fr}
  .statrow{grid-template-columns:1fr 1fr}.statrow .s{border-bottom:1px solid var(--line)}
}
@media(max-width:680px){
  .wrap{padding:0 22px}
  .menu{display:none;position:absolute;top:84px;left:0;right:0;flex-direction:column;background:var(--navy-deep);padding:24px 22px;gap:20px;border-bottom:1px solid var(--line)}
  .menu.open{display:flex}
  .menu-toggle{display:block}
  .c2,.c3,.c4,.posts{grid-template-columns:1fr}
  .step{grid-template-columns:1fr;gap:8px}
  .tl-item{grid-template-columns:70px 1fr;gap:16px}
  .foot-grid{grid-template-columns:1fr}
  .band{padding:70px 0}.phero{padding:130px 0 60px}
}