/* Fluxor MEP · Design System v1.0 — paleta 60·30·10 (Paper · Neutros · Cobalt); Aqua só IA/"ao vivo" ≤2% */
:root{
  --cobalt:#2F6BFF; --cobalt-hover:#2559E0; --cobalt-pressed:#1E4FCC; --cobalt-soft:#E8F0FF;
  --aqua:#19D3C5; --aqua-hover:#14B8AC; --aqua-soft:#E2FAF7;
  --ink:#0E0F13; --graphite:#3A3D44; --steel:#6B7280; --mist:#E5E7EB; --paper:#FBFBF9; --white:#fff;
  --success:#1F9D6B; --warning:#F5A524; --danger:#E5484D;
  --success-soft:#E6F6EF; --warning-soft:#FDF3E1; --danger-soft:#FBE9EA;
  --sans:'Space Grotesk',system-ui,Segoe UI,Arial,sans-serif;
  --mono:'IBM Plex Mono',Consolas,monospace;
  --r:8px; --rlg:12px;
  --shadow:0 1px 3px rgba(16,30,54,.08),0 1px 2px rgba(16,30,54,.04);
  --shadow-lg:0 10px 30px rgba(16,30,54,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.55;overflow-x:hidden}
a{color:var(--cobalt);text-decoration:none}
img{max-width:100%}
/* rótulo mono (caixa alta) — padrão Fluxor.Text.Label */
.lbl{font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.06em;color:var(--steel);text-transform:uppercase}

/* ---- topo ---- */
header.top{background:var(--white);border-bottom:1px solid var(--mist);position:sticky;top:0;z-index:20}
.top-in{max-width:1100px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;gap:24px}
.logo{display:flex;align-items:center;gap:10px;font-weight:600;font-size:17px;color:var(--ink);cursor:pointer}
.logo .mark{width:30px;height:30px;border-radius:7px;background:var(--cobalt);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:17px;line-height:1;flex-shrink:0}
.logo .mep{font-family:var(--mono);font-size:9.5px;color:var(--steel);border:1px solid var(--mist);border-radius:4px;padding:2px 5px;text-transform:uppercase;letter-spacing:.04em;white-space:nowrap}
.top nav{margin-left:auto;display:flex;align-items:center;gap:22px;font-size:14px;color:var(--steel)}
.top nav a{color:var(--steel)} .top nav a:hover{color:var(--cobalt)}
.top .baixar{background:var(--cobalt);color:#fff;border-radius:var(--r);padding:8px 14px;font-weight:500} .top .baixar:hover{background:var(--cobalt-hover)}

/* botão hambúrguer — só aparece em telas estreitas */
.menu-toggle{display:none;margin-left:auto;width:36px;height:36px;border:1px solid var(--mist);border-radius:var(--r);background:var(--white);align-items:center;justify-content:center;cursor:pointer;flex-shrink:0}
.menu-toggle span{display:block;width:16px;height:2px;background:var(--ink);position:relative}
.menu-toggle span::before,.menu-toggle span::after{content:'';position:absolute;left:0;width:16px;height:2px;background:var(--ink);transition:.15s}
.menu-toggle span::before{top:-5px} .menu-toggle span::after{top:5px}
.menu-toggle.open span{background:transparent}
.menu-toggle.open span::before{transform:rotate(45deg);top:0}
.menu-toggle.open span::after{transform:rotate(-45deg);top:0}

/* ---- hero/busca (chrome Ink, como a titlebar do plugin) ---- */
.hero{background:var(--ink);color:#fff;padding:clamp(32px,6vw,48px) 24px clamp(38px,7vw,56px);position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,var(--cobalt),var(--aqua))}
.hero-in{max-width:760px;margin:0 auto;text-align:center;position:relative}
.hero h1{font-size:clamp(22px,5vw,30px);font-weight:600;letter-spacing:-.02em;margin-bottom:8px}
.hero p{color:#AFB4BD;font-size:clamp(13px,3vw,15px);margin-bottom:24px}
.search{display:flex;background:#fff;border-radius:var(--rlg);box-shadow:var(--shadow-lg);overflow:hidden}
.search input{flex:1;min-width:0;border:0;padding:15px 18px;font-family:var(--sans);font-size:15px;outline:none;color:var(--ink)}
.search button{border:0;background:var(--cobalt);color:#fff;padding:0 24px;font-family:var(--sans);font-size:15px;font-weight:500;cursor:pointer;flex-shrink:0}
.search button:hover{background:var(--cobalt-hover)}
.tags{margin-top:14px;font-family:var(--mono);font-size:12px;color:#7E828A;line-height:1.9}
.tags a{color:#DDE3EA;border-bottom:1px dotted #5b6675;margin:0 7px;white-space:nowrap}
.tags a:hover{color:#fff;border-color:var(--cobalt)}

/* ---- conteudo ---- */
main{max-width:1100px;margin:0 auto;padding:34px 24px 60px}
.disc{display:flex;align-items:center;gap:10px;margin:34px 0 14px;flex-wrap:wrap}
.disc h2{font-size:19px;font-weight:600;display:flex;align-items:center;gap:9px}
.disc .cnt{font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--steel);background:var(--mist);padding:3px 9px;border-radius:20px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.card{background:var(--white);border:1px solid var(--mist);border-radius:var(--rlg);padding:18px;box-shadow:var(--shadow);transition:.15s;cursor:pointer}
.card:hover{border-color:var(--cobalt);transform:translateY(-2px);box-shadow:var(--shadow-lg)}
a.card{display:block;color:inherit;text-decoration:none}
.card .ico{width:40px;height:40px;border-radius:9px;display:block;margin-bottom:12px;object-fit:contain}
.card h3{font-size:15px;font-weight:600;margin-bottom:5px}
.card p{font-size:13px;color:var(--steel)}
.card .meta{margin-top:11px;font-family:var(--mono);font-size:11px;color:var(--steel);display:flex;gap:12px;align-items:center;text-transform:uppercase;letter-spacing:.03em;flex-wrap:wrap}
.pill{background:var(--cobalt-soft);color:var(--cobalt-pressed);border-radius:20px;padding:3px 9px;font-family:var(--mono);font-size:10.5px;font-weight:500;text-transform:uppercase;letter-spacing:.04em}
.pill.ia{background:var(--aqua-soft);color:var(--aqua-hover)}

/* ---- intro (blocos de entrada acima das disciplinas) ---- */
.intro-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin:0 0 8px}
.intro-card{background:var(--white);border:1px solid var(--mist);border-radius:var(--rlg);padding:20px;box-shadow:var(--shadow);transition:.15s;display:block;color:inherit;text-decoration:none;position:relative}
.intro-card:hover{border-color:var(--cobalt);transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.intro-card .emoji{font-size:24px;margin-bottom:10px;display:block}
.intro-card h3{font-size:16px;font-weight:600;margin-bottom:6px;padding-right:20px}
.intro-card p{font-size:13px;color:var(--steel);line-height:1.5}
.intro-card .arrow{position:absolute;right:18px;top:20px;color:var(--mist);font-size:18px;transition:.15s}
.intro-card:hover .arrow{color:var(--cobalt);transform:translateX(3px)}

/* ---- artigo ---- */
.voltar{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--steel);cursor:pointer;margin-bottom:18px}
.voltar:hover{color:var(--cobalt)}
.artigo{display:grid;grid-template-columns:1fr 230px;gap:40px;align-items:start}
.crumb{font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--steel);margin-bottom:10px}
.artigo h1{font-size:clamp(21px,5vw,26px);font-weight:600;letter-spacing:-.01em;margin-bottom:8px}
.resumo{background:var(--cobalt-soft);border-left:3px solid var(--cobalt);padding:12px 16px;border-radius:0 var(--r) var(--r) 0;font-size:14px;color:var(--cobalt-pressed);margin:16px 0 26px}
.dica{background:var(--warning-soft);border-left:3px solid var(--warning);padding:12px 16px;border-radius:0 var(--r) var(--r) 0;font-size:14px;color:var(--graphite);margin:16px 0 26px}
.artigo h2{font-size:18px;font-weight:600;margin:26px 0 10px;padding-bottom:6px;border-bottom:1px solid var(--mist)}
.artigo p{margin-bottom:12px;color:var(--graphite)}
.checklist{list-style:none;margin:4px 0 12px}
.checklist li{padding:4px 0;color:var(--graphite);font-size:14px}
.checklist li::before{content:'✔ ';color:var(--success)}
.passos{list-style:none;counter-reset:p}
.passos li{counter-increment:p;position:relative;padding:14px 0 14px 46px;border-bottom:1px dashed var(--mist)}
.passos li::before{content:counter(p);position:absolute;left:0;top:13px;width:30px;height:30px;background:var(--cobalt);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-weight:500;font-size:14px}
.shot{margin-top:10px;height:120px;background:repeating-linear-gradient(45deg,var(--paper),var(--paper) 10px,#EDEEEA 10px,#EDEEEA 20px);border:1px solid var(--mist);border-radius:var(--r);display:flex;align-items:center;justify-content:center;color:#9AA0A8;font-family:var(--mono);font-size:12px}
.video{height:200px;background:var(--ink);border-radius:var(--rlg);display:flex;align-items:center;justify-content:center;color:#cfe0f2;margin:8px 0 4px}
.video .play{width:54px;height:54px;border-radius:50%;background:rgba(255,255,255,.15);display:flex;align-items:center;justify-content:center;font-size:22px}
.table-wrap{overflow-x:auto;margin-top:6px;-webkit-overflow-scrolling:touch}
table{width:100%;min-width:480px;border-collapse:collapse;font-size:13px}
th,td{text-align:left;padding:9px 12px;border:1px solid var(--mist)}
th{background:var(--paper);font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.03em;color:var(--steel);font-weight:500;white-space:nowrap}

/* sidebar artigo */
.side{position:sticky;top:84px}
.side .box{background:var(--white);border:1px solid var(--mist);border-radius:var(--rlg);padding:16px;box-shadow:var(--shadow);margin-bottom:16px}
.side h4{font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--steel);font-weight:500;margin-bottom:10px}
.side ul{list-style:none;font-size:13px} .side li{padding:5px 0}
.side li a{color:var(--graphite)} .side li.on a{color:var(--cobalt);font-weight:600}

footer{border-top:1px solid var(--mist);background:var(--white);color:var(--steel);font-size:13px}
.foot-in{max-width:1100px;margin:0 auto;padding:22px 24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

.badge-esb{position:fixed;right:14px;bottom:14px;background:var(--ink);color:#fff;font-family:var(--mono);font-size:10.5px;text-transform:uppercase;letter-spacing:.04em;padding:6px 12px;border-radius:20px;opacity:.85;z-index:5}

/* ---- responsivo ---- */
@media(max-width:780px){
  .artigo{grid-template-columns:1fr}
  .side{position:static}
}

@media(max-width:680px){
  .top-in{padding:12px 16px;gap:12px}
  .logo .mep{display:none}
  .menu-toggle{display:flex}
  .top nav{
    position:absolute;top:100%;left:0;right:0;
    background:var(--white);border-bottom:1px solid var(--mist);
    flex-direction:column;align-items:stretch;gap:0;
    padding:6px 16px 14px;
    max-height:0;overflow:hidden;opacity:0;
    transition:max-height .2s ease,opacity .2s ease;
  }
  .top nav.open{max-height:320px;opacity:1;box-shadow:var(--shadow-lg)}
  .top nav a{padding:11px 4px;border-bottom:1px solid var(--mist)}
  .top nav a:last-child{border-bottom:0}
  .top .baixar{text-align:center;margin-top:8px}

  main{padding:24px 16px 44px}
  .hero{padding:28px 16px 34px}
  .search{flex-direction:column;border-radius:var(--r)}
  .search input{padding:13px 14px}
  .search button{padding:13px 14px}
  .tags{font-size:11.5px}

  .grid{grid-template-columns:1fr;gap:12px}
  .disc{margin:26px 0 12px}

  .foot-in{padding:18px 16px;flex-direction:column;gap:6px;text-align:center}
}

@media(max-width:420px){
  .hero-in{padding:0 2px}
}