:root {
  --bg: #0b0b0f;
  --card: rgba(255,255,255,0.06);
  --card-border: rgba(255,255,255,0.12);
  --txt: #f2f4f8;
  --muted: #b9c1d6;
  --gold: #f7cc47;
  --gold-2: #d9a41b;
  --accent: #ef4444;
  --shadow: 0 20px 60px rgba(0,0,0,0.45);
  --radius: 22px;

  /* linha dourada */
  --border-w: 1.5px; /* espessura do traço */
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, "Helvetica Neue", Arial, sans-serif;
  color: var(--txt);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(239, 68, 68, .15), transparent 60%),
    radial-gradient(1200px 700px at 110% 10%, rgba(247, 204, 71, .18), transparent 60%),
    linear-gradient(#0b0b0f, #08080b);
  overflow-x: hidden;
  scroll-behavior: smooth;
}

.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: saturate(1.2) blur(8px);
  background: linear-gradient(180deg, rgba(12,12,16,.7), rgba(12,12,16,.35));
  border-bottom: 1px solid var(--card-border);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 14px 20px;
  display: flex; align-items: center; gap: 18px; justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 12px; font-weight: 800; letter-spacing: .4px; }
.brand .logo{
  width: 34px; height: 34px; border-radius: 10px;
  background: #000 url("icon.png") center/cover no-repeat; /* usa o icon.png */
  box-shadow: 0 0 0 2px rgba(255,255,255,.05), 0 6px 18px rgba(247, 204, 71, .35);
}
@media (max-width: 760px){
  .brand .logo{ width:30px; height:30px; }
}
.brand span { font-family: "Playfair Display", serif; font-weight: 800; font-size: 1.1rem; }

.nav a {
  color: var(--txt); text-decoration: none; font-weight: 600; opacity: .9;
  padding: 10px 14px; border-radius: 12px; transition: .25s ease;
  position: relative;
}
.nav a:hover { background: rgba(255,255,255,.06); opacity: 1; }
.nav a::after{
  content:""; position:absolute; left:12px; right:12px; bottom:6px; height:2px;
  background:linear-gradient(90deg,var(--gold),#fff8d0,var(--gold-2));
  transform:scaleX(0); transform-origin:left; transition:transform .25s ease;
}
.nav a:hover::after,.nav a.active::after{transform:scaleX(1)}

.actions { display: flex; align-items: center; gap: 10px; }
.btn {
  cursor: pointer; border: 1px solid var(--card-border); background: var(--card); color: var(--txt);
  padding: 10px 14px; border-radius: 14px; font-weight: 700; transition: .25s ease; box-shadow: var(--shadow);
}
.btn:hover { transform: translateY(-2px); }
.btn.gold { border-color: rgba(247, 204, 71, .45); background:
  linear-gradient(180deg, rgba(247, 204, 71, .15), rgba(247, 204, 71, .05)); }

.hero {
  max-width: 1200px; margin: 50px auto 0; padding: 0 20px 40px;
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 28px; align-items: center;
}
.hero h1 {
  font-family: "Playfair Display", serif; font-weight: 800; line-height: 1.05;
  font-size: clamp(2.4rem, 4.6vw, 4rem);
  margin: 0 0 14px; letter-spacing: .2px;
}
.gold-grad { background: linear-gradient(95deg, var(--gold), #fff8d0, var(--gold-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p { margin: 0 0 22px; color: var(--muted); font-size: clamp(1rem, 1.5vw, 1.15rem); }

/* ===== Hero card com LINHA DOURADA CONTÍNUA ===== */
.hero-card{
  position: relative;
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.04));
  border: 1px solid var(--card-border);
  padding: 18px; box-shadow: var(--shadow);
  display: grid; gap: 14px;
  overflow: visible;
  z-index: 0;
}
.hero-card::before{
  content:"";
  position: absolute;
  inset: calc(-1 * var(--border-w));
  border-radius: calc(var(--radius) + var(--border-w));
  padding: var(--border-w);
  background: conic-gradient(var(--gold), var(--gold)); /* aro contínuo */
  /* máscara para ver só a “linha” */
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
}

.kudos { display: grid; gap: 6px; font-size: .95rem; }
.badge { display: inline-flex; align-items: center; gap: 8px; padding: 6px 10px; border-radius: 999px; border: 1px solid rgba(247,204,71,.35); background: rgba(247,204,71,.08); font-weight: 800; letter-spacing: .3px; }

section { padding: 28px 20px; }
.wrap { max-width: 1200px; margin: 0 auto; }

.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 1000px) {
  .hero { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 620px) { .grid-4, .grid-3 { grid-template-columns: 1fr; } }

.card {
  position: relative;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--card-border);
  padding: 18px; box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform .25s ease, border-color .25s ease;
}
.card:hover { transform: translateY(-4px); border-color: rgba(247, 204, 71, .35); }
.card h3 { margin: 0 0 8px; font-size: 1.15rem; letter-spacing: .2px; }
.card p { margin: 0; color: var(--muted); }

.chip { display:inline-flex; align-items:center; gap:8px; padding:4px 10px; border-radius:999px; border:1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.05); font-size:.85rem; }

#glossary .tools { display:flex; align-items:center; justify-content:space-between; gap:12px; margin-bottom: 14px; }
.search {
  flex: 1; display:flex; align-items:center; gap:10px; padding: 10px 14px; border-radius: 14px;
  border: 1px solid var(--card-border); background: rgba(255,255,255,.08);
  transition: border-color .25s ease, box-shadow .3s ease, transform .2s ease;
}
.search:hover{
  transform: translateY(-1px);
  border-color: rgba(247,204,71,.55);
  box-shadow:
    0 6px 22px rgba(247,204,71,.12),
    inset 0 0 0 1px rgba(247,204,71,.25);
}
.search:focus-within{
  border-color: rgba(247,204,71,.75);
  box-shadow:
    0 8px 28px rgba(247,204,71,.18),
    inset 0 0 0 1.5px rgba(247,204,71,.35);
  transform: translateY(-1px);
}
.search input { width:100%; background: transparent; border:0; outline:0; color:var(--txt); font-size:1rem; }

/* ===== GLOSSÁRIO EM MASONRY (cada card com a sua altura) ===== */
.glossary-grid{
  column-count: 3;      /* 3 colunas em desktop */
  column-gap: 14px;     /* espaçamento horizontal */
}

@media (max-width: 1000px){
  .glossary-grid{ column-count: 2; }   /* 2 colunas em tablet */
}
@media (max-width: 620px){
  .glossary-grid{ column-count: 1; }   /* 1 coluna em mobile */
}

/* Cada card comporta-se como bloco dentro das colunas */
.glossary-grid .card{
  display: inline-block;
  width: 100%;
  margin: 0 0 14px;   /* espaçamento vertical entre cards */
  vertical-align: top;
  /* IMPORTANTE: remover qualquer height:100% que tinhas colocado */
}

.term { display:flex; gap:14px; align-items:flex-start; }
.term .icon {
  min-width: 46px; height: 46px; border-radius: 14px;
  display:grid; place-items:center; font-size: 1.4rem;
  background: linear-gradient(180deg, rgba(247,204,71,.18), rgba(247,204,71,.06));
  border: 1px solid rgba(247,204,71,.35);
  box-shadow: 0 8px 22px rgba(247,204,71,.18);
}
.term h4 { margin: 2px 0 6px; font-size: 1.05rem; }
.term p { margin: 0; color: var(--muted); }

.more-btn{
  background: transparent; border: 0; padding: 0; font: inherit; color: inherit;
  cursor: pointer; display: inline-block; font-weight: 700; opacity: .95;
  transition: transform .15s ease;
}
.more-btn:active{ transform: translateY(1px); }
.more-btn:focus-visible{ outline: 2px solid rgba(247,204,71,.6); outline-offset: 2px; }

/* ===== Details com animação suave ===== */
.term .details{
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transform: translateY(-4px);
  transition: max-height .35s ease, opacity .25s ease, transform .35s ease;
  will-change: max-height, opacity, transform;
}
.term .details.is-open{
  opacity: 1;
  transform: translateY(0);
}

footer {
  padding: 28px 20px 50px; border-top: 1px solid var(--card-border);
  background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));
}
.credit { display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:12px; max-width:1200px; margin:0 auto; }
.idcard { display:flex; gap:10px; align-items:center; }
.idcard .dot { width:10px; height:10px; border-radius:999px; background: var(--gold); box-shadow: 0 0 0 2px rgba(247,204,71,.25); }

.title { display:flex; align-items:center; justify-content:space-between; gap:12px; margin-bottom: 10px; }
.title h2 { font-family: "Playfair Display", serif; letter-spacing:.3px; margin:0; font-size: clamp(1.4rem, 2.6vw, 2rem); }
.ghost { opacity:.75; font-weight:600; }
.mt8{ margin-top: 8px; } .mt12{ margin-top: 12px; } .mt18{ margin-top: 18px; }

#toggleAll{ transition: transform .15s ease, box-shadow .2s ease; }
#toggleAll:active{ transform: translateY(1px); box-shadow: 0 2px 10px rgba(0,0,0,.25) inset; }

@media (prefers-reduced-motion: reduce){
  .term .details,
  .search,
  #toggleAll { transition: none !important; }
}

/* ===== Four Topics — Lux Cards ===== */
.topic-grid{
  display:grid; grid-template-columns:repeat(4,1fr); gap:18px;
}
@media (max-width: 1000px){ .topic-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width: 620px){ .topic-grid{ grid-template-columns:1fr; } }

.topic-card{
  position:relative; border-radius: var(--radius);
  padding: 20px 18px 18px;
  background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.04));
  border:1px solid var(--card-border);
  box-shadow: var(--shadow);
  overflow:hidden;
  transition: transform .25s ease, border-color .25s ease, box-shadow .3s ease;
  isolation:isolate; /* para pseudo-elementos */
}
.topic-card:hover{
  transform: translateY(-6px);
  border-color: rgba(247,204,71,.45);
  box-shadow: 0 14px 50px rgba(247,204,71,.10), var(--shadow);
}

/* aro dourado fino, contínuo */
.topic-card::before{
  content:"";
  position:absolute; inset:-1.5px; border-radius: calc(var(--radius) + 2px);
  padding:1.5px;
  background: conic-gradient(from 40deg, var(--gold), #fff8d0, var(--gold-2), var(--gold));
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity:.6; pointer-events:none; z-index:-1;
}

/* brilho diagonal suave */
.topic-card::after{
  content:""; position:absolute; inset:-40%;
  background: radial-gradient(1200px 300px at -10% -20%, rgba(255,255,255,.12), transparent 55%),
              radial-gradient(1200px 220px at 120% 120%, rgba(247,204,71,.10), transparent 60%);
  transform: rotate(2deg);
  pointer-events:none; z-index:-1;
}

.topic-head{
  display:flex; align-items:center; gap:12px; margin-bottom:8px;
}
.topic-icon{
  min-width:54px; height:54px; border-radius:16px; display:grid; place-items:center;
  font-size:1.6rem;
  background: linear-gradient(180deg, rgba(247,204,71,.20), rgba(247,204,71,.07));
  border:1px solid rgba(247,204,71,.35);
  box-shadow: 0 10px 26px rgba(247,204,71,.18);
}
.topic-title{
  margin:0; font-size:1.18rem; letter-spacing:.2px;
}
.topic-badge{
  margin-left:auto;
  display:inline-flex; align-items:center; justify-content:center;
  width:34px; height:34px; border-radius:999px;
  font-weight:800; font-size:.95rem; letter-spacing:.2px;
  color:#111; background: radial-gradient(circle at 30% 30%, var(--gold), var(--gold-2));
  box-shadow: 0 0 0 2px rgba(255,255,255,.06), 0 8px 18px rgba(247,204,71,.30);
}

.topic-body{ color: var(--muted); margin: 6px 0 10px; line-height:1.55; }
.topic-meta{ display:flex; flex-wrap:wrap; gap:8px; }

.meta-chip{
  display:inline-flex; align-items:center; gap:8px;
  padding:6px 10px; border-radius:999px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.06);
  font-size:.86rem; font-weight:700; opacity:.95;
}

/* micro separador */
.topic-sep{
  height:1px; margin:10px 0 12px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.18), transparent);
  opacity:.7;
}

/* animação subtil do ícone em hover */
.topic-card:hover .topic-icon{ transform: translateY(-2px) scale(1.02); transition:.25s ease; }

/* variação clara quando mudares o modo */
html:not(:root) {} /* (placeholder para manter compat com o teu toggle de tema) */

/* ===== Nav responsivo (mobile dropdown) ===== */
:root{ --nav-h: 62px; }

.nav-inner{ min-height: var(--nav-h); }

/* estado desktop por omissão */
.links{ display:flex; align-items:center; gap:8px; }

/* MOBILE: até 760px o menu vira dropdown */
@media (max-width: 760px){
  .brand .logo{ width:30px; height:30px; }
  .brand span{ font-size:1rem; }

  /* --- Ensure Play button is visible on mobile --- */
@media (max-width: 760px){
  .actions #playBtn{
    display: inline-block !important;  /* força a exibição */
  }
}

  /* esconde links em linha e vira painel flutuante */
  .links{
    position: fixed;
    top: calc(var(--nav-h) + 8px);
    right: 12px; left: 12px;
    display: none;               /* fechado por padrão */
    flex-direction: column;
    gap: 8px;
    padding: 12px;
    border: 1px solid var(--card-border);
    border-radius: 16px;
    background: linear-gradient(180deg, rgba(20,20,26,.96), rgba(20,20,26,.90));
    box-shadow: 0 18px 40px rgba(0,0,0,.45);
    backdrop-filter: blur(8px) saturate(1.1);
    z-index: 60;
  }
  .links.open{ display:flex; }

  /* links maiores para dedo */
  .links a{
    display:block;
    padding: 12px 14px;
    border-radius: 12px;
    font-size: 1rem;
  }
  .links a::after{ display:none; } /* remove sublinhado animado no dropdown */

  /* botões: mantém só o hambúrguer para caber tudo */
  .actions .btn{ display:none; }
  .actions #menuBtn{ display:inline-block; }

  /* evita “saltar” a página quando o menu abre */
  body.menu-open{ overflow:hidden; }
}
/* ===================== GAMES MODAL ===================== */
.game-modal{ position: fixed; inset:0; display:none; z-index: 1000; }
.game-modal.is-open{ display:block; }
.game-backdrop{ position:absolute; inset:0; background:rgba(0,0,0,.55); backdrop-filter: blur(2px); }
.game-window{
  position: relative; margin: 6vh auto; max-width: 1000px;
  background: linear-gradient(180deg, rgba(13, 13, 13, 0.9), rgba(35, 35, 35, 0.7));
  border: 1px solid var(--card-border); border-radius: 18px; box-shadow: var(--shadow);
  padding: 16px; z-index:1;
}
.game-header{ display:flex; align-items:center; justify-content:space-between; margin-bottom:12px; }
.game-header h3{ margin:0; font-family: "Playfair Display", serif; }
.game-close{
  border:1px solid var(--card-border); background: var(--card); color: var(--txt);
  border-radius:12px; padding:8px 10px; cursor:pointer; font-weight:800;
}
.game-menu{
  display:grid; grid-template-columns: repeat(3,1fr); gap:10px; margin-bottom:12px;
}
@media (max-width:760px){ .game-menu{ grid-template-columns: 1fr 1fr; } }
.game-link{
  border:1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.06); color:var(--txt);
  border-radius:14px; padding:10px 12px; cursor:pointer; font-weight:800;
}
.game-link:hover{ border-color: rgba(247,204,71,.45); }
.game-area{
  min-height: 360px; border:1px dashed rgba(255,255,255,.12); border-radius:14px;
  padding:14px; background: rgba(255,255,255,.03);
}
.game-footer{ display:flex; align-items:center; justify-content:space-between; gap:10px; margin-top:12px; }
.game-status{ opacity:.8; font-weight:700; }

/* ===== elementos comuns de jogos ===== */
.game-row{ display:flex; gap:10px; flex-wrap:wrap; align-items:center; }
.game-col{ display:grid; gap:10px; }
.game-title{ margin: 6px 0 8px; font-weight:800; }
.game-btn{ border:1px solid var(--card-border); background:var(--card); color:var(--txt); border-radius:12px; padding:8px 12px; cursor:pointer; }

/* ===== Match It ===== */
.match-grid{ display:grid; grid-template-columns: 1fr 1fr; gap:10px; }
.match-col{ display:grid; gap:8px; }
.match-item{ padding:10px; border:1px solid rgba(255,255,255,.15); background: rgba(255,255,255,.05); border-radius:12px; cursor:pointer; }
.match-item.is-picked{ outline:2px solid var(--gold); }

/* ===== Typing ===== */
.typing-wrap{ display:grid; gap:10px; }
.typing-input{ width:100%; padding:10px; border-radius:12px; border:1px solid var(--card-border); background:rgba(255,255,255,.06); color:var(--txt); }
.typing-hint{ opacity:.85; }

/* ===== Quiz ===== */
.quiz-q{ font-weight:800; margin-bottom:10px; }
.quiz-opts{ display:grid; gap:8px; }
.quiz-opt{ text-align:left; }

/* ===== Build the PC (drag & drop) ===== */
.pc-wrap{ display:grid; grid-template-columns: 1.1fr 1fr; gap:14px; }
.pc-board{ border:1px solid var(--card-border); border-radius:14px; padding:12px; background:rgba(255,255,255,.04); }
.slot{ border:1px dashed rgba(255,255,255,.2); border-radius:12px; padding:10px; min-height:52px; display:flex; align-items:center; justify-content:space-between; gap:8px; }
.slot.filled{ border-style: solid; }
.part{ padding:8px 10px; border:1px solid rgba(255,255,255,.2); background: rgba(255,255,255,.07); border-radius:12px; cursor:grab; }

/* ===== Spot the Bug ===== */
.bug-card{ border:1px solid var(--card-border); border-radius:14px; padding:12px; background: rgba(255,255,255,.05); }
.bug-bad{ color: var(--accent); font-weight:800; }
.bug-opts{ display:grid; gap:8px; margin-top:8px; }

/* ===== Word Hunt ===== */
.wh-wrap{ display:grid; gap:10px; }
.wh-grid{
  display:grid; gap:2px; user-select:none;
  grid-template-columns: repeat(12, 1fr);
}
.wh-cell{
  width:28px; height:28px; display:grid; place-items:center;
  border:1px solid rgba(255,255,255,.08); border-radius:6px;
  background: rgba(255,255,255,.04); font-weight:800; cursor:pointer;
}
.wh-cell.is-sel{ outline:2px solid var(--gold); }
.wh-words{ display:flex; flex-wrap:wrap; gap:8px; font-weight:700; opacity:.9; }
.wh-word.done{ text-decoration: line-through; opacity:.6; }