/* Plugins de IA · MBA IA Grupo AJ. Tokens copiados de LP - MBA IA/src/styles/tokens.css (direção "profundidade"). */
@font-face {
  font-family: "Montserrat";
  src: url("fonts/Montserrat-Variable.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("fonts/JetBrainsMono-500-latin.woff2") format("woff2");
  font-weight: 500;
  font-display: swap;
}

:root {
  --abismo-950: #050d12;
  --abismo-900: #08151c;
  --abismo-800: #0c1f29;
  --mare-700: #0f2f3e;
  --mare-600: #16465c;
  --mare-500: #1d5a74;
  --sinal-300: #8fc1d3;
  --sinal-200: #b5dcea;
  --sinal-100: #ddf0f7;
  --sinal-ink: #07141b;
  --ink: #ffffff;
  --ink-body: #c7d5db;
  --ink-secondary: #a3b7c0;
  --ink-muted: #86a0ab;
  --borda: rgba(143, 193, 211, 0.18);
  --font-sans: "Montserrat", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --gutter: 16px;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  color-scheme: dark;
}
@media (min-width: 720px) {
  :root { --gutter: 32px; }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--abismo-950);
  color: var(--ink);
  font: 400 16px/1.55 var(--font-sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--sinal-100); outline-offset: 3px; border-radius: 6px; }

.dentro { width: min(100% - 2 * var(--gutter), 1200px); margin-inline: auto; }
.pular { position: absolute; left: -9999px; }
.pular:focus { left: 16px; top: 16px; z-index: 50; padding: 10px 16px; background: var(--sinal-200); color: var(--sinal-ink); border-radius: 8px; }

/* ---------- Topo ---------- */
.topo {
  position: fixed; inset: 0 0 auto; z-index: 30;
  background: linear-gradient(180deg, rgba(5, 13, 18, 0.85), rgba(5, 13, 18, 0));
  transition: background-color 0.3s, border-color 0.3s;
  border-bottom: 1px solid transparent;
}
.topo.rolou { background: rgba(5, 13, 18, 0.9); backdrop-filter: blur(10px); border-color: var(--borda); }
.topo__dentro { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; }
.topo__logo { width: 96px; }
.topo__tag {
  display: inline-flex; align-items: center; gap: 8px;
  font: 500 0.6875rem/1 var(--font-mono); letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--ink-body); padding: 9px 14px;
  border: 1px solid var(--borda); border-radius: 999px; background: rgba(8, 21, 28, 0.5);
}
.topo__tag i { width: 6px; height: 6px; border-radius: 50%; background: var(--sinal-300); box-shadow: 0 0 10px var(--sinal-300); }
@media (max-width: 420px) { .topo__tag { font-size: 0.625rem; padding: 8px 10px; } }

/* ---------- Hero ---------- */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  min-height: min(100svh, 980px);
  display: flex; align-items: flex-start;
  padding: clamp(120px, 18vh, 170px) 0 clamp(200px, 30vw, 360px);
  text-align: center;
}
.hero__fundo { position: absolute; inset: 0; z-index: -3; }
.hero__fundo img {
  width: 100%; height: 100%; object-fit: cover; object-position: 60% 100%;
  animation: respira 24s ease-in-out infinite alternate;
  transform-origin: 60% 80%;
}
.hero__fundo::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(5, 13, 18, 0.85) 0%, rgba(5, 13, 18, 0.35) 45%, rgba(5, 13, 18, 0.1) 70%, var(--abismo-950) 100%),
    radial-gradient(60% 50% at 50% 30%, rgba(5, 13, 18, 0.55), transparent 75%);
}
@keyframes respira { from { transform: scale(1.04); } to { transform: scale(1.12) translateY(-1.5%); } }

.hero__grade {
  position: absolute; inset: 0; z-index: -2;
  background-image:
    linear-gradient(rgba(143, 193, 211, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(143, 193, 211, 0.08) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(70% 55% at 50% 35%, #000 20%, transparent 75%);
  animation: grade 30s linear infinite;
}
@keyframes grade { to { background-position: 0 48px, 48px 0; } }

.hero__varredura {
  position: absolute; left: 0; right: 0; top: 0; height: 160px; z-index: -1; pointer-events: none;
  background: linear-gradient(180deg, transparent, rgba(143, 193, 211, 0.08) 85%, rgba(181, 220, 234, 0.5) 100%);
  border-bottom: 1px solid rgba(181, 220, 234, 0.35);
  animation: varredura 7s var(--ease) infinite;
  opacity: 0;
}
@keyframes varredura {
  0% { transform: translateY(-160px); opacity: 0; }
  10% { opacity: 1; }
  70% { opacity: 0.7; }
  100% { transform: translateY(100svh); opacity: 0; }
}

/* marcas de corte nos cantos da área do hero */
.hero__marca { position: absolute; width: 22px; height: 22px; border: 0 solid rgba(181, 220, 234, 0.45); z-index: 1; }
.hero__marca--1 { top: 92px; left: var(--gutter); border-top-width: 1px; border-left-width: 1px; }
.hero__marca--2 { top: 92px; right: var(--gutter); border-top-width: 1px; border-right-width: 1px; }
.hero__marca--3 { bottom: 24px; left: var(--gutter); border-bottom-width: 1px; border-left-width: 1px; }
.hero__marca--4 { bottom: 24px; right: var(--gutter); border-bottom-width: 1px; border-right-width: 1px; }

.hero__dentro { display: flex; flex-direction: column; align-items: center; }
.hero__selo {
  display: inline-flex; align-items: center; gap: 10px; margin: 0;
  padding: 9px 16px; border-radius: 999px;
  border: 1px solid rgba(181, 220, 234, 0.3); background: rgba(8, 21, 28, 0.6);
  font: 500 0.75rem/1 var(--font-mono); letter-spacing: 0.16em; text-transform: uppercase; color: var(--sinal-200);
}
.hero__pulso { position: relative; width: 8px; height: 8px; border-radius: 50%; background: var(--sinal-200); }
.hero__pulso::after { content: ""; position: absolute; inset: 0; border-radius: 50%; background: var(--sinal-200); animation: pulso 2s ease-out infinite; }
@keyframes pulso { to { transform: scale(3); opacity: 0; } }

.hero__titulo {
  margin: 26px 0 0;
  font-weight: 800;
  font-size: clamp(2.25rem, 7vw, 5rem);
  line-height: 1.02;
  letter-spacing: -0.025em;
  text-wrap: balance;
  text-shadow: 0 4px 40px rgba(5, 13, 18, 0.8);
}
.hero__titulo em {
  font-style: normal;
  background: linear-gradient(90deg, var(--sinal-200), #ffffff, var(--sinal-200));
  background-size: 200% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: brilho 6s linear infinite;
}
@keyframes brilho { to { background-position: -200% 0; } }
.hero__lead { margin: 22px 0 0; max-width: 60ch; font-size: clamp(1rem, 2.2vw, 1.1875rem); color: var(--ink-body); text-shadow: 0 2px 20px rgba(5, 13, 18, 0.9); }

.hero__cta {
  display: inline-flex; align-items: center; gap: 12px; margin-top: 32px;
  min-height: 52px; padding: 0 10px 0 26px; border-radius: 999px;
  background: linear-gradient(180deg, var(--sinal-200), var(--sinal-300));
  color: var(--sinal-ink); font-weight: 700; text-decoration: none;
  box-shadow: 0 10px 30px -10px rgba(143, 193, 211, 0.6);
  transition: transform 0.25s var(--ease), box-shadow 0.25s;
}
.hero__cta span { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--sinal-ink); color: var(--sinal-200); }
.hero__cta svg { width: 16px; height: 16px; animation: desce 1.8s ease-in-out infinite; }
.hero__cta:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -10px rgba(143, 193, 211, 0.8); }
@keyframes desce { 50% { transform: translateY(3px); } }

.numeros {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 1px; margin: 40px 0 0;
  border: 1px solid var(--borda); border-radius: 16px; overflow: hidden; background: var(--borda);
}
.numeros div { padding: 14px 24px; background: rgba(5, 13, 18, 0.75); backdrop-filter: blur(6px); min-width: 120px; }
.numeros dt { font: 500 0.625rem/1 var(--font-mono); letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-muted); }
.numeros dd { margin: 8px 0 0; font-size: 1.375rem; font-weight: 800; color: var(--ink); }
@media (max-width: 420px) { .numeros div { min-width: 0; flex: 1; padding: 12px 14px; } .numeros dd { font-size: 1.125rem; } }

/* entrada do hero */
.entra { opacity: 0; transform: translateY(18px); animation: entra 0.9s var(--ease) forwards; animation-delay: calc(0.15s + var(--d) * 0.12s); }
@keyframes entra { to { opacity: 1; transform: none; } }

/* ---------- Faixa corrida ---------- */
.faixa {
  overflow: hidden; border-block: 1px solid var(--borda); background: var(--abismo-900);
  mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}
.faixa__trilho { display: flex; align-items: center; gap: 28px; width: max-content; padding: 16px 0; animation: corre 50s linear infinite; }
.faixa__trilho span { font: 500 0.8125rem/1 var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-secondary); white-space: nowrap; }
.faixa__trilho i { width: 6px; height: 6px; transform: rotate(45deg); border: 1px solid var(--sinal-300); }
@keyframes corre { to { transform: translateX(-50%); } }

/* ---------- Seções ---------- */
.rotulo {
  margin: 0; display: inline-flex; align-items: center; gap: 10px;
  font: 500 0.75rem/1 var(--font-mono); letter-spacing: 0.2em; text-transform: uppercase; color: var(--sinal-300);
}
.rotulo::before, .rotulo::after { content: ""; width: 24px; height: 1px; background: currentColor; opacity: 0.6; }
.sec-titulo { margin: 14px 0 0; font-size: clamp(1.75rem, 4.2vw, 2.75rem); font-weight: 800; line-height: 1.1; letter-spacing: -0.02em; text-wrap: balance; }
.sec-titulo em { font-style: normal; color: var(--sinal-200); }

.passos-sec { padding: 88px 0 24px; text-align: center; }
.passos { list-style: none; margin: 40px 0 0; padding: 0; display: grid; gap: 16px; grid-template-columns: 1fr; text-align: left; }
@media (min-width: 760px) { .passos { grid-template-columns: repeat(3, 1fr); } }
.passos li {
  position: relative; display: flex; flex-direction: column; gap: 6px;
  padding: 24px; border: 1px solid var(--borda); border-radius: 18px;
  background: linear-gradient(180deg, rgba(15, 47, 62, 0.45), rgba(8, 21, 28, 0.8));
  color: var(--ink-secondary); font-size: 0.9375rem;
}
.passos strong { color: var(--ink); font-size: 1.125rem; margin-top: 10px; }
.passos__n {
  align-self: flex-start;
  font: 500 0.8125rem/1 var(--font-mono); color: var(--sinal-200);
  padding: 9px 10px; border: 1px solid rgba(143, 193, 211, 0.4); border-radius: 10px; background: rgba(29, 90, 116, 0.25);
}
@media (min-width: 760px) {
  .passos li:not(:last-child)::after {
    content: ""; position: absolute; top: 42px; right: -17px; width: 18px; height: 1px;
    background: linear-gradient(90deg, var(--sinal-300), transparent);
  }
}

/* ---------- Plugins ---------- */
.plugins { padding: 72px 0 96px; }
.plugins__cab { display: flex; flex-direction: column; align-items: center; text-align: center; margin-bottom: 36px; }
.filtros {
  display: flex; gap: 8px; margin-top: 28px; max-width: 100%;
  overflow-x: auto; padding: 4px; scrollbar-width: none;
  border: 1px solid var(--borda); border-radius: 999px; background: rgba(8, 21, 28, 0.7);
}
.filtros::-webkit-scrollbar { display: none; }
@media (max-width: 700px) { .filtros { border-radius: 14px; margin-inline: calc(-1 * var(--gutter) + 4px); max-width: calc(100% + 2 * var(--gutter) - 8px); } }
.filtro {
  display: inline-flex; align-items: center; gap: 8px; flex: none;
  min-height: 44px; padding: 0 18px;
  border: 0; border-radius: 999px; background: transparent; color: var(--ink-secondary);
  font: 600 0.875rem/1 var(--font-sans); white-space: nowrap; cursor: pointer;
  transition: background-color 0.25s, color 0.25s;
}
.filtro span { font: 500 0.6875rem/1 var(--font-mono); color: var(--ink-muted); }
.filtro:hover { color: var(--ink); }
.filtro[aria-pressed="true"] { background: var(--sinal-200); color: var(--sinal-ink); }
.filtro[aria-pressed="true"] span { color: var(--mare-600); }

.grade { list-style: none; margin: 0; padding: 0; display: grid; gap: 20px; grid-template-columns: 1fr; }
@media (min-width: 640px) { .grade { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .grade { grid-template-columns: repeat(3, 1fr); } }

.card__link {
  position: relative; display: flex; flex-direction: column; height: 100%;
  border: 1px solid var(--borda); border-radius: 20px; overflow: hidden;
  background: linear-gradient(180deg, rgba(12, 31, 41, 0.9), rgba(8, 21, 28, 0.95));
  color: inherit; text-decoration: none;
  transition: transform 0.35s var(--ease), border-color 0.35s, box-shadow 0.35s;
}
/* brilho que segue o mouse (posição via filtro.js) */
.card__link::before {
  content: ""; position: absolute; inset: 0; z-index: 2; pointer-events: none; opacity: 0;
  background: radial-gradient(320px circle at var(--mx, 50%) var(--my, 0%), rgba(181, 220, 234, 0.14), transparent 60%);
  transition: opacity 0.35s;
}
.card__link:hover, .card__link:focus-visible {
  transform: translateY(-6px);
  border-color: rgba(181, 220, 234, 0.5);
  box-shadow: 0 24px 50px -20px rgba(0, 0, 0, 0.9), 0 0 50px -14px rgba(143, 193, 211, 0.4);
}
.card__link:hover::before { opacity: 1; }

.card__midia { position: relative; display: block; aspect-ratio: 16 / 10; overflow: hidden; background: var(--mare-700); }
.card__midia img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s var(--ease), filter 0.5s; filter: saturate(0.9) brightness(0.9); }
.card__midia::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(5, 13, 18, 0.15) 40%, rgba(8, 21, 28, 0.95) 100%);
}
.card__link:hover .card__midia img { transform: scale(1.08); filter: saturate(1.1) brightness(1); }
/* linha de varredura na imagem */
.card__midia::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 2px; z-index: 1;
  background: linear-gradient(90deg, transparent, var(--sinal-100), transparent);
  box-shadow: 0 0 18px var(--sinal-200);
  opacity: 0; transform: translateY(-4px);
}
.card__link:hover .card__midia::before { animation: scan 1.2s var(--ease) forwards; }
@keyframes scan { 0% { opacity: 1; transform: translateY(0); } 100% { opacity: 0; transform: translateY(var(--h, 220px)); } }

.card__cod {
  position: absolute; top: 14px; right: 14px; z-index: 1;
  font: 500 0.6875rem/1 var(--font-mono); letter-spacing: 0.14em; color: var(--sinal-100);
  padding: 7px 10px; border-radius: 999px; background: rgba(5, 13, 18, 0.65); border: 1px solid rgba(181, 220, 234, 0.25);
  backdrop-filter: blur(4px);
}
.card__icone {
  position: absolute; left: 20px; bottom: -1px; z-index: 1;
  display: grid; place-items: center; width: 50px; height: 50px;
  border-radius: 14px 14px 0 0;
  background: rgba(8, 21, 28, 0.95); border: 1px solid rgba(143, 193, 211, 0.3); border-bottom: 0;
  color: var(--sinal-200);
  transition: color 0.3s, background 0.3s;
}
.card__icone svg { width: 24px; height: 24px; }
.card__link:hover .card__icone { background: var(--sinal-200); color: var(--sinal-ink); }

.card__corpo { position: relative; display: flex; flex-direction: column; flex: 1; padding: 18px 20px 20px; }
.card__cat { font: 500 0.6875rem/1.2 var(--font-mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--sinal-300); }
.card__nome { margin-top: 8px; font-size: 1.1875rem; line-height: 1.25; font-weight: 700; letter-spacing: -0.005em; }
.card__resumo { margin-top: 8px; font-size: 0.9375rem; color: var(--ink-secondary); flex: 1; }
.card__cta {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 18px; padding-top: 14px; border-top: 1px dashed rgba(143, 193, 211, 0.22);
  font-size: 0.875rem; font-weight: 700; color: var(--sinal-200);
}
.card__seta { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; border: 1px solid rgba(181, 220, 234, 0.35); transition: transform 0.3s var(--ease), background 0.3s, color 0.3s; }
.card__seta svg { width: 16px; height: 16px; }
.card__link:hover .card__seta { transform: rotate(45deg); background: var(--sinal-200); color: var(--sinal-ink); }

.aviso {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 10px;
  margin: 48px auto 0; max-width: 820px; padding: 16px 20px; text-align: center;
  border: 1px solid var(--borda); border-radius: 16px; background: rgba(12, 31, 41, 0.5);
  color: var(--ink-secondary); font-size: 0.9375rem;
}
.aviso__tag { font: 500 0.6875rem/1 var(--font-mono); letter-spacing: 0.16em; text-transform: uppercase; color: var(--sinal-ink); background: var(--sinal-300); padding: 6px 10px; border-radius: 999px; }

/* revelar ao rolar (ativado pelo filtro.js; sem JS tudo aparece) */
.js .revela { opacity: 0; transform: translateY(28px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); transition-delay: calc(var(--i, 0) * 0.1s); }
.js .revela.visivel { opacity: 1; transform: none; }

/* ---------- Rodapé ---------- */
.rodape { border-top: 1px solid var(--borda); padding: 32px 0 40px; font-size: 0.8125rem; color: var(--ink-muted); }
.rodape__dentro { display: flex; flex-direction: column; align-items: center; gap: 12px; text-align: center; }
.rodape__logo { width: 88px; opacity: 0.8; }
.rodape a { color: var(--ink-secondary); }

/* ajustes de celular */
@media (max-width: 600px) {
  .so-largo { display: none; }
  .numeros { flex-wrap: nowrap; width: 100%; }
  .numeros dt, .numeros dd { white-space: nowrap; }
  .numeros dt { font-size: 0.5625rem; letter-spacing: 0.12em; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .entra, .js .revela { opacity: 1; transform: none; }
  .card__link:hover { transform: none; }
}