/* ===================================================================
   MP Treinos Fit — Blog · identidade da marca (escuro + ciano premium)
   Inspirado no logo: fundo escuro sofisticado, ciano/verde-água vibrante
   com brilho sutil, tipografia forte. Reutilizado em todo o /blog/.
   =================================================================== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#080a0c;
  --surface:#11161a;
  --surface-2:#161c22;
  --line:rgba(255,255,255,.09);
  --line-soft:rgba(255,255,255,.055);
  --ink:#ffffff;
  --body:rgba(255,255,255,.70);
  --muted:rgba(255,255,255,.44);
  --brand:#2fe7c6;
  --brand-2:#16c9a6;
  --brand-ink:#04221c;            /* texto sobre o ciano */
  --brand-soft:rgba(47,231,198,.12);
  --brand-line:rgba(47,231,198,.32);
  --brand-glow:rgba(47,231,198,.28);
  --wrap:1120px; --prose:736px;
  --font:'Inter',-apple-system,'Helvetica Neue',Helvetica,Arial,sans-serif;
}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{font-family:var(--font);background:var(--bg);color:var(--body);-webkit-font-smoothing:antialiased;line-height:1.65}
img{max-width:100%;display:block}
::selection{background:var(--brand-soft);color:#fff}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.prose-wrap{max-width:var(--prose);margin:0 auto;padding:0 24px}
.section{padding:72px 0}
.section-sm{padding:46px 0}

/* ---- Nav ---- */
.nav{position:sticky;top:0;z-index:50;background:rgba(8,10,12,.78);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-inner{max-width:var(--wrap);margin:0 auto;padding:0 24px;height:66px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.nav-brand{display:inline-block;width:128px;height:38px;background:url('/logo.png') left center/contain no-repeat;text-indent:-9999px;white-space:nowrap;overflow:hidden}
.nav-menu{display:flex;align-items:center;gap:28px}
.nav-menu a{text-decoration:none;color:var(--body);font-size:14px;font-weight:500;transition:color .15s ease}
.nav-menu a:hover{color:var(--ink)}
.nav-menu a.active{color:var(--brand)}
.nav-cta{background:var(--brand)!important;color:var(--brand-ink)!important;padding:10px 17px;border-radius:9px;font-weight:700!important;font-size:13.5px!important;box-shadow:0 0 24px var(--brand-glow);transition:transform .15s ease,box-shadow .15s ease}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 0 32px var(--brand-glow)}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;font-size:24px;color:var(--ink);line-height:1}
@media(max-width:820px){
  .nav-toggle{display:block}
  .nav-menu{position:absolute;top:66px;left:0;right:0;background:var(--surface);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;padding:8px 0;display:none}
  .nav-menu.open{display:flex}
  .nav-menu a{padding:14px 24px}
  .nav-cta{margin:8px 24px;text-align:center}
}

/* ---- Hero ---- */
.hero{position:relative;padding:90px 0 48px;text-align:center;overflow:hidden}
.hero::before{content:"";position:absolute;top:-30%;left:50%;transform:translateX(-50%);width:760px;height:560px;
  background:radial-gradient(closest-side,var(--brand-glow),transparent 70%);opacity:.5;pointer-events:none;filter:blur(20px)}
.hero>*{position:relative}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:2.5px;color:var(--brand);text-transform:uppercase;margin-bottom:18px}
.hero h1{font-size:clamp(32px,5.6vw,52px);font-weight:800;letter-spacing:-1.2px;line-height:1.08;color:var(--ink);max-width:880px;margin:0 auto}
.hero p{font-size:clamp(16px,2.2vw,19px);color:var(--body);max-width:640px;margin:20px auto 0;line-height:1.6}

/* ---- Tiles / cards ---- */
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:820px){.tiles{grid-template-columns:1fr}}
.tile{display:block;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:32px 28px;text-decoration:none;color:inherit;transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease}
.tile:hover{border-color:var(--brand-line);transform:translateY(-4px);box-shadow:0 20px 50px rgba(0,0,0,.4)}
.tile-num{font-size:13px;font-weight:700;color:var(--brand);letter-spacing:1px;text-transform:uppercase}
.tile h3{font-size:23px;font-weight:800;letter-spacing:-.4px;margin:14px 0 9px;color:var(--ink)}
.tile p{font-size:14.5px;color:var(--body);line-height:1.6}
.tile-read{margin-top:18px;font-size:13.5px;font-weight:700;color:var(--brand)}

.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:18px;overflow:hidden;text-decoration:none;color:inherit;transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease}
.card:hover{border-color:var(--brand-line);transform:translateY(-4px);box-shadow:0 20px 50px rgba(0,0,0,.4)}
.card-top{height:4px}
.card-body{padding:24px 24px 26px;display:flex;flex-direction:column;flex:1}
.card-cat{font-size:11px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.card h3{font-size:19px;font-weight:700;letter-spacing:-.3px;line-height:1.3;margin-bottom:10px;color:var(--ink)}
.card p{font-size:14.5px;color:var(--body);line-height:1.6;flex:1}
.card-read{margin-top:18px;font-size:13.5px;font-weight:700;color:var(--brand)}

/* ---- Article ---- */
.article{padding:54px 0 24px}
.article-head{max-width:var(--prose);margin:0 auto 40px;padding:0 24px;text-align:center}
.article-head .cat{font-size:12px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;color:var(--brand)}
.article-head h1{font-size:clamp(30px,4.8vw,44px);font-weight:800;letter-spacing:-1px;line-height:1.14;margin:16px 0 16px;color:var(--ink)}
.article-head .meta{font-size:14px;color:var(--muted)}
.prose{max-width:var(--prose);margin:0 auto;padding:0 24px;font-size:17.5px;line-height:1.8;color:var(--body)}
.prose>p{margin:0 0 22px}
.prose .lead{font-size:20px;line-height:1.65;color:rgba(255,255,255,.82);margin-bottom:30px}
.prose h2{font-size:27px;font-weight:800;letter-spacing:-.5px;line-height:1.25;margin:50px 0 16px;color:var(--ink)}
.prose h3{font-size:20px;font-weight:700;letter-spacing:-.2px;margin:34px 0 12px;color:var(--ink)}
.prose ul,.prose ol{margin:0 0 22px;padding-left:24px}
.prose li{margin:0 0 10px}
.prose strong{font-weight:700;color:var(--ink)}
.prose a{color:var(--brand);text-decoration:underline;text-underline-offset:2px;text-decoration-color:var(--brand-line)}
.prose a:hover{text-decoration-color:var(--brand)}
.prose sup a{text-decoration:none;color:var(--brand);font-weight:700;padding:0 1px}
.prose blockquote{margin:28px 0;padding:6px 0 6px 22px;border-left:3px solid var(--brand);font-size:19px;line-height:1.6;color:var(--ink)}
.prose hr{border:none;border-top:1px solid var(--line);margin:42px 0}
.keypoints{background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--brand);border-radius:14px;padding:24px 26px;margin:30px 0}
.keypoints h4{font-size:12px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;color:var(--brand);margin-bottom:13px}
.keypoints ul{margin:0;padding-left:20px}
.keypoints li{margin-bottom:9px;font-size:15.5px;color:var(--body)}
.keypoints li strong{color:var(--ink)}

/* ---- References / disclaimer ---- */
.references{max-width:var(--prose);margin:44px auto 0;padding:26px 24px 0;border-top:1px solid var(--line)}
.references h4{font-size:12px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;color:var(--muted);margin-bottom:14px}
.references ol{margin:0;padding-left:20px;color:var(--muted);font-size:13px;line-height:1.6}
.references li{margin-bottom:9px}
.references a{color:var(--brand);text-decoration:underline}
.disclaimer{max-width:var(--prose);margin:30px auto 0;padding:18px 20px;background:var(--surface);border:1px solid var(--line);border-radius:12px;font-size:12.5px;line-height:1.6;color:var(--muted)}

/* ---- CTA ---- */
.cta{max-width:var(--prose);margin:44px auto;padding:36px 32px;border-radius:20px;text-align:center}
.cta.sales{background:linear-gradient(160deg,rgba(47,231,198,.10),rgba(47,231,198,.02));border:1px solid var(--brand-line);box-shadow:0 0 60px rgba(47,231,198,.06)}
.cta.ml{background:var(--surface);border:1px solid var(--line)}
.cta .k{font-size:12px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;color:var(--brand);margin-bottom:12px}
.cta h3{font-size:24px;font-weight:800;letter-spacing:-.4px;line-height:1.25;margin-bottom:9px;color:var(--ink)}
.cta p{font-size:15px;line-height:1.6;margin-bottom:22px;color:var(--body)}
.btn{display:inline-block;border:none;border-radius:12px;padding:16px 32px;font-family:var(--font);font-weight:700;font-size:15px;cursor:pointer;text-decoration:none;letter-spacing:.2px;background:var(--brand);color:var(--brand-ink);box-shadow:0 0 28px var(--brand-glow);transition:transform .18s ease,box-shadow .18s ease}
.btn:hover{transform:translateY(-2px);box-shadow:0 0 40px var(--brand-glow)}
.cta.ml .btn{background:transparent;color:var(--brand);border:1px solid var(--brand-line);box-shadow:none}
.cta.ml .btn:hover{background:var(--brand-soft);transform:translateY(-2px)}
.cta .sub{font-size:12.5px;margin-top:14px;color:var(--muted)}

/* ---- Phone mockup ---- */
.device-block{display:flex;gap:44px;align-items:center;flex-wrap:wrap;justify-content:center;max-width:var(--prose);margin:36px auto;padding:0 24px}
.device-block .device-copy{flex:1;min-width:248px}
.device-block .device-copy h3{font-size:23px;font-weight:800;letter-spacing:-.4px;margin-bottom:11px;color:var(--ink)}
.device-block .device-copy p{font-size:15px;color:var(--body);line-height:1.6}
.device{flex-shrink:0;width:268px;background:#05070a;border:1px solid rgba(255,255,255,.06);border-radius:42px;padding:11px;box-shadow:0 30px 70px rgba(0,0,0,.55),0 0 50px rgba(47,231,198,.08);position:relative}
.device::before{content:"";position:absolute;top:21px;left:50%;transform:translateX(-50%);width:100px;height:6px;background:#1c2128;border-radius:100px;z-index:3}
.device-screen{position:relative;background:linear-gradient(180deg,#0c1014,#080b0e);border-radius:32px;overflow:hidden;min-height:518px;padding:36px 17px 22px;color:#fff}
.device-watermark{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;pointer-events:none;z-index:4}
.device-watermark span{transform:rotate(-22deg);font-size:30px;font-weight:800;letter-spacing:5px;color:rgba(255,255,255,.07);text-transform:uppercase;border:2px solid rgba(255,255,255,.08);padding:8px 18px;border-radius:12px}
.app-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:4px}
.app-brand{font-size:10px;font-weight:800;letter-spacing:2px;color:var(--brand);text-transform:uppercase}
.app-tag{font-size:9px;font-weight:700;letter-spacing:1px;color:rgba(255,255,255,.38);text-transform:uppercase}
.app-title{font-size:18px;font-weight:800;letter-spacing:-.2px;margin:13px 0 2px;color:#fff}
.app-sub{font-size:11px;color:rgba(255,255,255,.45);margin-bottom:14px}
.app-ex{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 0;border-top:1px solid rgba(255,255,255,.07)}
.app-ex .x-name{font-size:13px;font-weight:500;color:rgba(255,255,255,.92);line-height:1.25}
.app-ex .x-mus{font-size:10px;color:rgba(255,255,255,.4);margin-top:2px}
.app-ex .x-sr{font-size:12px;font-weight:800;color:var(--brand);white-space:nowrap}
.device-caption{text-align:center;font-size:12px;color:var(--muted);margin-top:14px}

/* ---- Comments ---- */
.comments{max-width:var(--prose);margin:52px auto 0;padding:38px 24px 0;border-top:1px solid var(--line)}
.comments h2{font-size:23px;font-weight:800;letter-spacing:-.3px;margin-bottom:6px;color:var(--ink)}
.comments .sub{font-size:14px;color:var(--muted);margin-bottom:26px}
.comment{padding:18px 0;border-bottom:1px solid var(--line-soft)}
.comment-head{display:flex;align-items:baseline;gap:12px;margin-bottom:6px}
.comment-name{font-weight:700;font-size:15px;color:var(--ink)}
.comment-date{font-size:12.5px;color:var(--muted)}
.comment-body{font-size:15px;line-height:1.65;color:var(--body)}
.comments-empty{font-size:15px;color:var(--muted);padding:6px 0 18px}
.comment-form{margin-top:30px;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:26px}
.comment-form h3{font-size:16px;font-weight:700;margin-bottom:16px;color:var(--ink)}
.comment-form .row{display:flex;gap:12px}
.comment-form .row .field{flex:1}
@media(max-width:560px){.comment-form .row{flex-direction:column}}
.comment-form label{display:block;font-size:12px;font-weight:600;color:var(--muted);margin:0 0 6px}
.comment-form input,.comment-form textarea{width:100%;background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:13px 14px;font-family:var(--font);font-size:15px;color:var(--ink);outline:none;transition:border-color .15s ease}
.comment-form input:focus,.comment-form textarea:focus{border-color:var(--brand)}
.comment-form input::placeholder,.comment-form textarea::placeholder{color:rgba(255,255,255,.3)}
.comment-form textarea{min-height:112px;resize:vertical;margin-top:14px}
.comment-form .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.comment-form .actions{display:flex;align-items:center;gap:14px;margin-top:16px;flex-wrap:wrap}
.comment-form button{background:var(--brand);color:var(--brand-ink);border:none;border-radius:10px;padding:13px 28px;font-family:var(--font);font-weight:700;font-size:14.5px;cursor:pointer;box-shadow:0 0 24px var(--brand-glow);transition:transform .18s ease}
.comment-form button:hover{transform:translateY(-1px)}
.comment-form button:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}
.comment-status{font-size:13.5px;color:var(--body)}
.comment-note{font-size:12px;color:var(--muted);margin-top:12px}

/* ---- Footer ---- */
.foot{border-top:1px solid var(--line);margin-top:72px;background:#06080a}
.foot-inner{max-width:var(--wrap);margin:0 auto;padding:44px 24px;display:flex;flex-wrap:wrap;gap:24px;justify-content:space-between;align-items:center}
.foot-brand{width:112px;height:34px;background:url('/logo.png') left center/contain no-repeat;text-indent:-9999px;white-space:nowrap;overflow:hidden;display:inline-block}
.foot-links{display:flex;flex-wrap:wrap;gap:22px}
.foot-links a{color:var(--body);text-decoration:none;font-size:14px}
.foot-links a:hover{color:var(--brand)}
.foot-legal{max-width:var(--wrap);margin:0 auto;padding:0 24px 40px;font-size:11.5px;line-height:1.6;color:var(--muted)}

/* ---- Imagens (cards, tiles, capa, figuras) ---- */
.card-img{height:184px;overflow:hidden;background:var(--surface-2)}
.card-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease}
.card:hover .card-img img{transform:scale(1.05)}
.tile-img{height:170px;overflow:hidden;border-radius:18px 18px 0 0;margin:-32px -28px 22px}
.tile-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease}
.tile:hover .tile-img img{transform:scale(1.05)}
.article-cover{max-width:860px;margin:10px auto 40px;padding:0 24px}
.article-cover img{width:100%;max-height:440px;object-fit:cover;border-radius:20px;border:1px solid var(--line)}
.prose figure{margin:32px 0}
.prose figure img{width:100%;border-radius:14px;border:1px solid var(--line);display:block}
.prose figcaption{font-size:12.5px;color:var(--muted);margin-top:9px;text-align:center}

/* ---- Breadcrumb (home / sub-home) ---- */
.breadcrumb{max-width:var(--prose);margin:0 auto;padding:20px 24px 0;font-size:13px;color:var(--muted)}
.breadcrumb.wide{max-width:var(--wrap)}
.breadcrumb a{color:var(--muted);text-decoration:none}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{margin:0 9px;opacity:.5}
.breadcrumb .cur{color:var(--body)}
.lead-cta{margin:4px 0 30px}

/* ---- CTA fixo (sticky) — maximiza cliques ---- */
.sticky-cta{position:fixed;left:0;right:0;bottom:0;z-index:60;display:flex;align-items:center;justify-content:center;gap:18px;padding:13px 52px 13px 20px;background:rgba(8,10,12,.9);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-top:1px solid var(--brand-line);box-shadow:0 -10px 40px rgba(0,0,0,.5);transform:translateY(125%);transition:transform .4s cubic-bezier(.2,.7,.2,1)}
.sticky-cta.show{transform:translateY(0)}
.sticky-cta .sc-txt{font-size:14.5px;font-weight:700;color:var(--ink);line-height:1.25}
.sticky-cta .sc-txt span{display:block;font-size:12.5px;font-weight:400;color:var(--body)}
.sticky-cta .btn{padding:12px 26px;font-size:14.5px;white-space:nowrap}
.sticky-cta .sc-close{position:absolute;right:14px;top:50%;transform:translateY(-50%);background:none;border:none;color:var(--muted);font-size:22px;line-height:1;cursor:pointer;padding:4px 8px}
.sticky-cta .sc-close:hover{color:var(--ink)}
@media(max-width:560px){.sticky-cta{gap:12px;padding:11px 42px 11px 16px}.sticky-cta .sc-txt span{display:none}.sticky-cta .btn{padding:11px 18px;font-size:13.5px}}

/* ---- Artigos relacionados (links internos / clusters temáticos) ---- */
.related{max-width:var(--wrap);margin:56px auto 0;padding:38px 24px 0;border-top:1px solid var(--line)}
.related h2{font-size:22px;font-weight:800;letter-spacing:-.3px;color:var(--ink);margin-bottom:22px;text-align:center}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:760px){.related-grid{grid-template-columns:1fr}}
.related-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:22px;text-decoration:none;color:inherit;transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease}
.related-card:hover{border-color:var(--brand-line);transform:translateY(-3px);box-shadow:0 16px 40px rgba(0,0,0,.4)}
.related-card .rc-cat{font-size:11px;font-weight:700;letter-spacing:1.3px;text-transform:uppercase;color:var(--muted);margin-bottom:10px}
.related-card .rc-title{font-size:16px;font-weight:700;line-height:1.35;color:var(--ink);flex:1}
.related-card .rc-read{margin-top:14px;font-size:13px;font-weight:700;color:var(--brand)}

/* ---- Core Web Vitals: reserva de espaço da capa (evita layout shift) ---- */
.article-cover img{aspect-ratio:16/7}

/* ---- Nota de transparência (IA) — minúscula e discreta no rodapé ---- */
.ai-note{max-width:var(--wrap);margin:0 auto;padding:2px 24px 26px;font-size:10.5px;line-height:1.5;color:var(--muted);opacity:.75;text-align:center;letter-spacing:.2px}

/* ---- Fix: botões dentro de .prose herdavam a cor de `.prose a` (ciano),
   resultando em texto ciano sobre fundo ciano = botão "vazio". Restaura
   o texto escuro nos botões sólidos; mantém o ciano no botão de contorno (.ml). ---- */
.prose a.btn{color:var(--brand-ink)}
.prose .cta.ml a.btn{color:var(--brand)}
.prose a.btn:hover{color:var(--brand-ink)}

/* ============ Fase 1 — interatividade "padrão Apple" ============ */
/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s cubic-bezier(.2,.7,.2,1),transform .6s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1!important;transform:none!important;transition:none}}

/* Barra de progresso de leitura */
.read-progress{position:fixed;top:0;left:0;height:3px;width:0;background:linear-gradient(90deg,var(--brand-2),var(--brand));box-shadow:0 0 12px var(--brand-glow);z-index:70;will-change:width}

/* Índice (TOC) + scrollspy */
.toc{background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--brand);border-radius:14px;padding:18px 22px;margin:6px 0 32px}
.toc-h{font-size:11px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;color:var(--brand);margin-bottom:11px}
.toc ul{margin:0;padding:0;list-style:none}
.toc li{margin:0 0 7px}
.toc li:last-child{margin-bottom:0}
.toc a{color:var(--body);text-decoration:none;font-size:14.5px;line-height:1.45;border-left:2px solid transparent;padding-left:11px;display:block;transition:color .15s ease,border-color .15s ease}
.toc a:hover{color:var(--ink)}
.toc a.active{color:var(--brand);border-left-color:var(--brand)}

/* FAQ accordion */
.faq-item{border:1px solid var(--line);border-radius:12px;margin:0 0 12px;background:var(--surface);overflow:hidden;transition:border-color .2s ease}
.faq-item[open]{border-color:var(--brand-line)}
.faq-item summary{cursor:pointer;padding:17px 46px 17px 20px;font-size:16.5px;font-weight:700;color:var(--ink);position:relative;list-style:none;transition:color .15s ease}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-item summary::after{content:"+";position:absolute;right:18px;top:50%;transform:translateY(-50%);font-size:22px;font-weight:400;color:var(--brand);line-height:1}
.faq-item[open] summary::after{content:"\2212"}
.faq-item p{padding:0 20px 18px;margin:0;color:var(--body);font-size:15.5px;line-height:1.7}

/* ============ Calculadoras ============ */
.calc{max-width:var(--prose);margin:30px auto;padding:0 24px}
.calc-form{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:26px;display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:560px){.calc-form{grid-template-columns:1fr;padding:20px}}
.calc-field{display:flex;flex-direction:column}
.calc-field.full{grid-column:1/-1}
.calc-field label{font-size:12px;font-weight:600;color:var(--muted);margin:0 0 6px}
.calc-field input,.calc-field select{width:100%;background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:13px 14px;font-family:var(--font);font-size:15px;color:var(--ink);outline:none;transition:border-color .15s ease}
.calc-field input:focus,.calc-field select:focus{border-color:var(--brand)}
.calc-go{grid-column:1/-1;margin-top:4px;border:none;cursor:pointer}
.calc-result{max-width:var(--prose);margin:22px auto 0;padding:30px 28px;background:linear-gradient(160deg,rgba(47,231,198,.10),rgba(47,231,198,.02));border:1px solid var(--brand-line);border-radius:20px;text-align:center}
.calc-headline{font-size:12px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;color:var(--brand);margin-bottom:10px}
.calc-big{font-size:clamp(38px,8vw,56px);font-weight:800;letter-spacing:-1.5px;line-height:1;color:var(--ink)}
.calc-big span{font-size:20px;font-weight:600;color:var(--body);letter-spacing:0}
.calc-badge{display:inline-block;margin-top:14px;padding:7px 18px;border-radius:100px;font-size:14px;font-weight:800;color:#04221c}
.calc-rows{margin:22px 0 0;text-align:left}
.calc-row{display:flex;justify-content:space-between;gap:14px;padding:12px 0;border-top:1px solid var(--line-soft);font-size:15px;color:var(--body)}
.calc-row strong{color:var(--ink);white-space:nowrap}
.calc-note{font-size:12.5px;line-height:1.6;color:var(--muted);margin:20px 0 0;text-align:left}
.calc-err{color:#e6a85a;font-size:15px;font-weight:600}
.calc-cta{margin:26px 0 0;padding:24px 0 0;border-top:1px solid var(--brand-line)}
.calc-cta p{font-size:15.5px;line-height:1.6;color:var(--body);margin:0 0 18px}
.calc-cta-sub{font-size:12.5px;color:var(--muted);margin-top:14px}

/* ---- Compartilhar ---- */
.share{max-width:var(--prose);margin:44px auto 0;padding:24px 24px 0;border-top:1px solid var(--line);display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.share-label{font-size:11px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;color:var(--muted);margin-right:4px}
.share-btn{font-family:var(--font);font-size:13px;font-weight:600;color:var(--body);background:var(--surface);border:1px solid var(--line);border-radius:100px;padding:8px 17px;text-decoration:none;cursor:pointer;transition:border-color .15s ease,color .15s ease,transform .15s ease}
.share-btn:hover{border-color:var(--brand-line);color:var(--ink);transform:translateY(-1px)}

/* ---- Acessibilidade: foco visível por teclado (não afeta navegação por mouse) ---- */
a:focus-visible,button:focus-visible,.btn:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}