/* Estrutura da Central do Felipe Tâmbara; identidade do Gabriel:
   preto da FA, azul como cor de destaque, Geist no título e Geist Mono nos rótulos. */
:root {
  color-scheme: dark;
  --ink: #0b0c0e;
  --ink-2: #131518;
  --ink-3: #1a1d21;
  --line: #24282e;
  --fg: #ecedef;
  --mute: #9aa0a8;
  --azul: #38b6ff;
  --azul-forte: #1f7fff;
  --acao: #1668e3; /* fundo de botão: branco nele dá 5,1:1 (o #1f7fff dava 3,8) */
  --acao-hover: #1259c7;
  --raio: 4px;
  --azul-fundo: rgba(56, 182, 255, .08);
  --sans: 'Geist', ui-sans-serif, system-ui, sans-serif;
  --mono: 'Geist Mono', ui-monospace, monospace;
}
* { box-sizing: border-box; }
html { background: var(--ink); -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: radial-gradient(1200px 600px at 50% -200px, #12202e 0%, var(--ink) 60%) no-repeat, var(--ink);
  color: var(--fg); font-family: var(--sans); font-size: 17px; line-height: 1.6;
  -webkit-font-smoothing: antialiased; overflow-x: clip;
}
img { display: block; max-width: 100%; }
a { color: var(--azul); }
::selection { background: var(--azul-forte); color: #fff; }
:focus-visible { outline: 2px solid var(--azul); outline-offset: 3px; }

.estreito { max-width: 720px; margin: 0 auto; padding: 0 16px; }
.largo { max-width: 1040px; margin: 0 auto; padding: 0 16px; }

.rotulo { display: block; font-family: var(--mono); font-size: 12px; letter-spacing: .2em; color: var(--azul); text-transform: uppercase; text-align: center; }
.titulo {
  font-family: var(--sans); font-weight: 900; text-transform: uppercase; text-align: center; color: #fff;
  font-size: clamp(32px, 7vw, 58px); line-height: 1.02; letter-spacing: -.035em; margin: 14px auto 0; max-width: 16ch;
}
.titulo em, .academy h2 em { font-style: normal; color: transparent; background: linear-gradient(100deg, #00c6fd, #0093ed 55%, #0a6fd8); -webkit-background-clip: text; background-clip: text; }
.lead { color: #c4c8ce; text-align: center; font-size: 18px; max-width: 520px; margin: 18px auto 0; }
.barra { display: block; width: 96px; height: 3px; background: var(--azul-forte); border-radius: 2px; margin: 28px auto; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 14px 22px;
  min-height: 48px; background: var(--acao); color: #fff; font: 700 16px var(--sans); text-decoration: none; border: 0; border-radius: var(--raio); cursor: pointer; touch-action: manipulation;
  transition: background .2s ease, transform .2s ease;
}
.btn:hover { background: var(--acao-hover); transform: translateY(-1px); }
.btn-largo { width: 100%; margin-top: 14px; }

/* ---------- Central ---------- */
.cabeca { padding: 56px 16px 8px; max-width: 760px; margin: 0 auto; }
.busca { display: flex; gap: 10px; max-width: 460px; margin: 0 auto 44px; }
.busca input {
  flex: 1; min-width: 0; padding: 14px 16px; font: 500 16px var(--sans); color: #fff; background: var(--ink-2);
  border: 1px solid var(--line); border-radius: var(--raio); outline: none; min-height: 48px;
}
.busca input::placeholder { color: #8b929b; }
.busca input:focus { border-color: var(--azul); }
.vazio { color: var(--mute); text-align: center; }
.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 12px; }
@media (min-width: 560px) { .grid { gap: 34px 22px; } }
@media (min-width: 900px) { .grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.card { color: inherit; text-decoration: none; display: block; }
.card[hidden] { display: none; }
.card-capa { position: relative; aspect-ratio: 4 / 5; overflow: hidden; background: var(--ink-3); border: 1px solid var(--line); border-radius: var(--raio); }
.card-capa img { width: 100%; height: 100%; object-fit: cover; object-position: center 30%; transition: transform .6s cubic-bezier(.16, 1, .3, 1); }
.card:hover .card-capa img { transform: scale(1.04); }
.card-capa::after { content: ''; position: absolute; inset: 55% 0 0; background: linear-gradient(180deg, transparent, rgba(5, 7, 10, .9)); }
.card-cta { position: absolute; left: 12px; bottom: 12px; z-index: 1; font: 700 11px var(--sans); letter-spacing: .04em; text-transform: uppercase; color: var(--azul); }
@media (min-width: 560px) { .card-cta { left: 16px; bottom: 14px; font-size: 13px; } }
.sem-capa { height: 100%; display: grid; place-items: center; padding: 24px; text-align: center; font: 900 26px/1.05 var(--sans); text-transform: uppercase; letter-spacing: -.02em; color: #fff; background: radial-gradient(120% 90% at 50% 0%, #13283d, var(--ink-3) 70%); }
.card h2 { font: 700 16px/1.25 var(--sans); letter-spacing: -.01em; color: #fff; margin: 12px 0 6px; }
@media (min-width: 560px) { .card h2 { font-size: 20px; margin-top: 14px; } }
.card p { margin: 0; color: var(--mute); font-size: 14px; line-height: 1.45; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
@media (min-width: 560px) { .card p { font-size: 15px; } }

/* ---------- Painéis (guias e Tá liberado) ---------- */
.liberado, .guia { padding-top: 56px; }
.selo { width: 60px; height: 60px; margin: 22px auto 0; display: grid; place-items: center; color: #fff; background: var(--acao); border-radius: var(--raio); }
.painel { background: var(--ink-2); border: 1px solid var(--line); border-radius: var(--raio); padding: 28px 22px; margin: 0 0 22px; }
@media (min-width: 640px) { .painel { padding: 34px 32px; } }
.painel-topo { display: flex; gap: 16px; align-items: flex-start; margin-bottom: 18px; }
.painel-num { flex: 0 0 auto; width: 46px; height: 46px; display: grid; place-items: center; background: var(--acao); color: #fff; font: 800 20px var(--sans); border-radius: var(--raio); }
.painel h2 { font: 900 22px/1.15 var(--sans); text-transform: uppercase; letter-spacing: -.02em; color: #fff; margin: 4px 0 0; }
@media (min-width: 640px) { .painel h2 { font-size: 26px; } }
.painel-sub { color: var(--mute); margin: 6px 0 0; font-size: 16px; }
.painel > p, .painel li { color: #d2d5da; }
.painel > p:last-child { margin-bottom: 0; }
.painel strong { color: #fff; }
.painel-intro { padding-top: 22px; padding-bottom: 22px; }
.painel blockquote { margin: 18px 0; padding: 18px 20px; background: var(--azul-fundo); border-left: 3px solid var(--azul-forte); }
.painel blockquote p { margin: 0; color: #d8dde3; }
.painel blockquote strong { color: #fff; }
.painel ul, .painel ol { list-style: none; padding: 0; margin: 16px 0; counter-reset: item; }
.painel ul li, .painel ol li { position: relative; padding-left: 40px; margin: 10px 0; counter-increment: item; }
.painel ul li::before, .painel ol li::before {
  content: counter(item, upper-alpha); position: absolute; left: 0; top: 1px; width: 24px; height: 24px;
  display: grid; place-items: center; font: 500 12px var(--mono); color: var(--mute); border: 1px solid #3a3f46;
}
.painel ol li::before { content: counter(item); }
.painel code { font-family: var(--mono); font-size: .88em; color: var(--azul); background: #0a1520; padding: 2px 6px; }
.code { margin: 16px 0; background: #07080a; border: 1px solid var(--line); border-radius: var(--raio); overflow: hidden; }
.code-topo { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 12px 10px 16px; border-bottom: 1px solid var(--line); }
.code-topo span { font: 500 11px var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--azul); }
.copy { min-height: 40px; min-width: 76px; font: 600 14px var(--sans); color: #fff; background: var(--acao); border: 0; border-radius: var(--raio); padding: 8px 14px; cursor: pointer; touch-action: manipulation; }
.copy.ok { background: #13283d; color: var(--azul); }
.code pre { margin: 0; padding: 16px; overflow-x: auto; }
.code pre code { background: none; padding: 0; color: #e6edf3; font-size: 14px; line-height: 1.65; white-space: pre; }
.linkcard { display: block; margin: 14px 0; padding: 16px 20px; background: var(--ink-3); border: 1px solid var(--line); border-radius: var(--raio); text-decoration: none; transition: border-color .2s ease; }
.linkcard:hover { border-color: #2f4f70; }
.lc-titulo { display: block; color: #fff; font-weight: 600; }
.lc-titulo i { font: normal 500 10px var(--mono); letter-spacing: .12em; color: var(--azul); background: var(--azul-fundo); padding: 3px 7px; margin-left: 6px; vertical-align: 2px; }
.lc-url { display: block; margin-top: 6px; font: 400 13px var(--mono); color: var(--azul); overflow-wrap: anywhere; }

.fechar { position: fixed; top: 16px; right: 16px; z-index: 10; min-height: 44px; display: inline-flex; align-items: center; border-radius: var(--raio); padding: 0 16px; font: 600 14px var(--sans); color: #fff; text-decoration: none; background: var(--ink-3); border: 1px solid var(--line); }
.fechar:hover { border-color: #3a3f46; }

/* ---------- Bloco da Academy ---------- */
.academy { margin: 40px 0 0; padding: 40px 24px; text-align: center; background: var(--ink-2); border: 1px solid #22344a; border-radius: var(--raio); }
.academy h2 { font: 900 clamp(26px, 5vw, 36px)/1.05 var(--sans); text-transform: uppercase; letter-spacing: -.03em; color: #fff; margin: 14px auto 0; max-width: 18ch; }
.academy h2 em { white-space: nowrap; }
.academy .barra { margin: 22px auto; }
.academy p { color: #c9cdd3; max-width: 480px; margin: 0 auto 12px; }
.academy .btn { margin-top: 14px; }

.rodape { max-width: 1040px; margin: 56px auto 0; padding: 24px 16px 36px; text-align: center; color: var(--mute); font-size: 14px; border-top: 1px solid var(--line); }
.rodape a { color: var(--mute); }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

/* ---------- Logo FA ---------- */
.marca { display: block; width: fit-content; margin: 0 auto 18px; }
.logo { display: block; width: 64px; height: auto; filter: drop-shadow(0 6px 14px rgba(22, 104, 227, .28)); transition: transform .5s cubic-bezier(.16, 1, .3, 1), filter .5s ease; }
.marca:hover .logo { transform: translateY(-2px) scale(1.04); }
.academy-logo { width: fit-content; margin: 0 auto 18px; }
.academy-logo .logo { width: 72px; }
.logo-rodape { display: block; width: 34px; height: auto; margin: 0 auto 10px; opacity: .8; }
.logo-capa { width: 90px; height: auto; margin-bottom: 18px; opacity: .9; }
.sem-capa { grid-auto-flow: row; align-content: center; justify-items: center; }

/* ---------- Entrada da página ---------- */
.js .anim { opacity: 0; transform: translateY(14px); animation: entra .8s cubic-bezier(.16, 1, .3, 1) forwards; animation-delay: calc(var(--d, 0) * 70ms); }
@keyframes entra { to { opacity: 1; transform: none; } }
.js .barra.anim { transform: scaleX(0); animation-name: barra; }
@keyframes barra { to { opacity: 1; transform: scaleX(1); } }

/* ---------- Aparece ao rolar ---------- */
.js .revela { opacity: 0; transform: translateY(22px); transition: opacity .7s cubic-bezier(.16, 1, .3, 1), transform .7s cubic-bezier(.16, 1, .3, 1); transition-delay: calc(var(--i, 0) * 60ms); }
.js .revela.visivel { opacity: 1; transform: none; }

/* ---------- Selo do "Tá liberado" ---------- */
.js .selo.anim { transform: scale(.4) rotate(-12deg); animation: selo .7s cubic-bezier(.34, 1.56, .64, 1) forwards; animation-delay: 140ms; }
@keyframes selo { to { opacity: 1; transform: none; } }
.js .selo path { stroke-dasharray: 1; stroke-dashoffset: 1; animation: traco .5s ease-out .55s forwards; }
@keyframes traco { to { stroke-dashoffset: 0; } }
.js .selo.anim { animation: selo .7s cubic-bezier(.34, 1.56, .64, 1) 140ms forwards, pulso 2s ease-out 1.1s 1; }
@keyframes pulso { 0% { box-shadow: 0 0 0 0 rgba(22, 104, 227, .5); } 100% { box-shadow: 0 0 0 20px rgba(22, 104, 227, 0); } }

/* ---------- Movimento nos elementos ---------- */
.btn { position: relative; overflow: hidden; }
.btn:active { transform: translateY(0) scale(.98); }
.btn-brilho::after { content: ''; position: absolute; inset: 0; background: linear-gradient(105deg, transparent 35%, rgba(255, 255, 255, .35) 50%, transparent 65%); transform: translateX(-120%); animation: brilho 3.6s ease-in-out 1.5s infinite; }
@keyframes brilho { 0%, 70% { transform: translateX(-120%); } 100% { transform: translateX(120%); } }
.card-capa { transition: border-color .4s ease, box-shadow .4s ease, transform .4s cubic-bezier(.16, 1, .3, 1); }
.card:hover .card-capa { border-color: #2f5a85; box-shadow: 0 18px 40px -20px rgba(31, 127, 255, .6); transform: translateY(-3px); }
.card-cta i { display: inline-block; font-style: normal; transition: transform .35s cubic-bezier(.16, 1, .3, 1); }
.card:hover .card-cta i { transform: translateX(5px); }
.card h2 { transition: color .3s ease; }
.card:hover h2 { color: var(--azul); }
.painel { transition: border-color .4s ease; }
.painel:hover { border-color: #2c3440; }
.painel-num { transition: transform .4s cubic-bezier(.34, 1.56, .64, 1); }
.painel:hover .painel-num { transform: rotate(-6deg) scale(1.06); }
.linkcard { transition: border-color .25s ease, transform .25s ease, background .25s ease; }
.linkcard:hover { transform: translateX(4px); background: #1d2228; }
.copy { transition: background .2s ease, transform .15s ease; }
.copy:active { transform: scale(.94); }
.busca input { transition: border-color .25s ease, box-shadow .25s ease; }
.busca input:focus { box-shadow: 0 0 0 4px rgba(56, 182, 255, .14); }
.fechar { transition: border-color .2s ease, transform .2s ease; }
.fechar:hover { border-color: #3a3f46; }
.pular { position: absolute; left: 12px; top: -60px; z-index: 20; padding: 10px 14px; background: var(--acao); color: #fff; font-weight: 600; border-radius: var(--raio); }
.pular:focus { top: 12px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

@media (prefers-reduced-motion: reduce) {
  .js .anim, .js .revela, .js .selo, .js .selo path { opacity: 1 !important; transform: none !important; animation: none !important; stroke-dashoffset: 0 !important; }
  .btn-brilho::after, .academy-logo .logo { animation: none !important; }
  * { transition: none !important; }
}