/* DNAi Automation Labs — Hero Conceito A
   Recriação HTML/CSS/JS puro a partir de reference.png (skill img-to-html).
   Tokens amostrados por pixel da imagem de referência (ver RELATORIO.md). */

:root {
  /* fundo */
  --bg-base: #050812;
  --bg-vignette-br: #0a1430;

  /* texto */
  --text-wordmark: #b9c5d4;
  --text-headline: #eaf1fc;
  --text-subtitle: #bac7df;
  --text-btn: #f3f7ff;

  /* acento */
  --accent-blue: #0e5cf5;
  --accent-blue-soft: #1a6bff;

  /* fios de luz */
  --thread-dim: #0a2a6a;
  --thread-mid: #1452c4;
  --thread-bright: #2d7dff;
  --thread-core: #eaf4ff;

  /* painéis de vidro */
  --panel-bg: rgba(8, 20, 48, 0.46);
  --panel-border: rgba(120, 170, 235, 0.32);
  --panel-dot: #2881fb;
  --panel-bar-fill: #1a70fd;
  --panel-bar-track: rgba(255, 255, 255, 0.09);
  --panel-line: rgba(255, 255, 255, 0.14);

  /* tipografia */
  --font-display: "Space Grotesk", sans-serif;
  --font-body: "Inter", sans-serif;

  --radius-btn: 10px;
  --radius-panel: 14px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
}

body {
  color: var(--text-headline);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.hero {
  position: relative;
  width: 100%;
  min-height: 1024px;
  overflow: hidden;
  background: radial-gradient(120% 90% at 8% 102%, var(--bg-vignette-br) 0%, var(--bg-base) 38%),
              radial-gradient(70% 60% at 97% 2%, #0c2a63 0%, var(--bg-base) 45%),
              var(--bg-base);
}

.threads-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 64px 70px 0;
  max-width: 760px;
}

.wordmark {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: var(--text-wordmark);
  text-transform: none;
}

.headline {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 78px;
  line-height: 1.06;
  letter-spacing: -0.015em;
  color: var(--text-headline);
  margin-top: 96px;
  max-width: 620px;
}

.subtitle {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 19px;
  line-height: 1.6;
  color: var(--text-subtitle);
  margin-top: 28px;
  max-width: 30ch;
  text-wrap: pretty;
}

.cta-btn {
  display: inline-block;
  margin-top: 36px;
  padding: 16px 32px;
  border: none;
  border-radius: var(--radius-btn);
  background: var(--accent-blue);
  color: var(--text-btn);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
}

.cta-btn:focus-visible {
  outline: 2px solid var(--text-headline);
  outline-offset: 3px;
}

/* painéis de vidro (glassmorphism) */
.panel {
  position: absolute;
  z-index: 1;
  border-radius: var(--radius-panel);
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 18px 50px rgba(0, 10, 40, 0.45);
  padding: 22px 24px;
}

.panel--a {
  left: 71.3%;
  top: 7.8%;
  width: 20.8%;
  height: 19.2%;
  transform: rotate(-3.5deg);
}

.panel--b {
  left: 75.7%;
  top: 30.3%;
  width: 18.2%;
  height: 16.1%;
  transform: rotate(2.5deg);
}

.panel-dot {
  display: block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--panel-dot);
  box-shadow: 0 0 8px 1px rgba(40, 129, 251, 0.8);
  margin-bottom: 14px;
}

.panel-bar {
  width: 100%;
  height: 10px;
  border-radius: 5px;
  background: var(--panel-bar-track);
  overflow: hidden;
  margin-bottom: 16px;
}

.panel-bar-fill {
  height: 100%;
  border-radius: 5px;
  background: var(--panel-bar-fill);
}

.panel-bar-fill--a { width: 68%; }
.panel-bar-fill--b { width: 56%; }

.panel-line {
  height: 6px;
  border-radius: 3px;
  background: var(--panel-line);
  margin-top: 10px;
}

.panel-line--long { width: 78%; }
.panel-line--short { width: 48%; }

/* Hero não é entrega responsiva formal (viewport alvo é 1536x1024), mas a regra da
   casa de quebra de linha coerente exige checagem em 390px também — ajuste mínimo
   só pra manter headline/subtítulo sem órfã/quebra de conector nessa largura. */
@media (max-width: 600px) {
  .hero-content {
    padding: 32px 24px 0;
    max-width: 100%;
  }

  .headline {
    font-size: 32px;
    margin-top: 48px;
    max-width: 300px;
  }

  .subtitle {
    font-size: 15px;
    margin-top: 18px;
    max-width: 300px;
  }

  .cta-btn {
    margin-top: 24px;
    padding: 13px 22px;
    font-size: 14px;
  }
}