:root{
  --void: #060b12;
  --panel: #0c141d;
  --panel-2: #101c28;
  --line: rgba(120,168,214,0.12);
  --line-strong: rgba(120,168,214,0.26);
  --border: rgba(140,182,222,0.16);
  --cyan: #0575EC;
  --cyan-dim: #0575EC;
  --amber: #ffb238;
  --text-hi: #eef4fa;
  --text-lo: #8298ad;
  --text-faint: #566578;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Manrope', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

*{ box-sizing: border-box; }

.about{
  position: relative;
  background: var(--void);
  color: var(--text-hi);
  font-family: var(--font-body);
  padding: 96px 24px 88px;
  overflow: hidden;
}

/* -------------------------------------------------------------- backdrop */

.blueprint-grid{
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 20%, black 40%, transparent 90%);
  pointer-events: none;
}
.vignette{
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 50% at 50% 0%, rgba(53,230,255,0.06), transparent 60%);
  pointer-events: none;
}

.titleblock{
  position: relative;
  max-width: 1180px;
  margin: 0 auto 40px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--text-faint);
  display: flex;
  gap: 10px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 14px;
}
.titleblock .dot{ color: var(--cyan-dim); }

.about__inner{
  position: relative;
  max-width: 1180px;
  margin: 0 auto;
}

/* -------------------------------------------------------------- reveal */

.js-reveal [data-reveal]{
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1);
}
.js-reveal [data-reveal].is-visible{
  opacity: 1;
  transform: translateY(0);
}

/* -------------------------------------------------------------- header */

.eyebrow{
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
  margin: 0 0 18px;
}
.eyebrow__bracket{ color: var(--cyan-dim); }

.headline{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 30px;
  letter-spacing: -0.01em;
  margin: 0 0 26px;
  color: var(--text-hi);
}

.hero-statement{
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.3rem;
  line-height: 1.5;
  color: var(--text-hi);
  margin: 0 0 20px;
}

.hero-sub{
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-lo);
  margin: 0;
  max-width: 46ch;
}
.hero-sub strong{ color: var(--cyan); font-weight: 600; }

/* -------------------------------------------------------------- hero layout */

.about__hero{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 48px;
}

.about__hero-media{ aspect-ratio: 4 / 3; }

/* -------------------------------------------------------------- viewport (imagens) */

.viewport{
  position: relative;
  border: 1px dashed var(--line-strong);
  border-radius: 4px;
  background: var(--panel-2);
  overflow: hidden;
}
.viewport img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.viewport__label{
  position: absolute;
  left: 12px;
  bottom: 10px;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--text-faint);
  background: rgba(6,11,18,0.7);
  padding: 3px 8px;
  border-radius: 2px;
}
.viewport__corner{
  position: absolute;
  width: 16px;
  height: 16px;
  border: 1.4px solid var(--cyan-dim);
  opacity: 0.7;
  z-index: 2;
}
.viewport__corner--tl{ top: 8px; left: 8px; border-right: none; border-bottom: none; }
.viewport__corner--tr{ top: 8px; right: 8px; border-left: none; border-bottom: none; }
.viewport__corner--bl{ bottom: 8px; left: 8px; border-right: none; border-top: none; }
.viewport__corner--br{ bottom: 8px; right: 8px; border-left: none; border-top: none; }

.viewport.is-empty img{ display: none; }
.viewport.is-empty{
  display: grid;
  place-items: center;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 18px 18px;
}
.viewport.is-empty::before{
  content: "Espaço reservado para imagem";
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--text-faint);
  text-align: center;
  padding: 0 12px;
}

/* -------------------------------------------------------------- body text */

.about__body{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  padding: 32px 0;
  margin-bottom: 48px;
  border-top: 1px dashed var(--border);
  border-bottom: 1px dashed var(--border);
}
.about__body p{
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-lo);
}

/* -------------------------------------------------------------- pillars */

.pillars{ margin-bottom: 48px; }

.fig-label--inline{
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan-dim);
  margin-bottom: 18px;
}

.pillars__grid{
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.pillar{
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 22px 18px;
  transition: border-color .3s ease, transform .3s ease, box-shadow .3s ease;
}
.pillar:hover{
  border-color: var(--cyan-dim);
  transform: translateY(-3px);
  box-shadow: 0 16px 34px -22px rgba(53,230,255,0.22);
}
.pillar__index{
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan-dim);
  margin-bottom: 12px;
}
.pillar h4{
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text-hi);
  line-height: 1.3;
}
.pillar p{
  margin: 0;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--text-lo);
}

/* -------------------------------------------------------------- mission quote */

.mission{
  position: relative;
  margin: 0 0 48px;
  padding: 8px 8px 8px 32px;
  border-left: 2px solid var(--cyan-dim);
}
.mission__mark{
  position: absolute;
  top: -22px;
  left: -6px;
  font-family: var(--font-display);
  font-size: 4.5rem;
  line-height: 1;
  color: var(--line-strong);
}
.mission p{
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.2rem, 2.4vw, 1.6rem);
  line-height: 1.5;
  color: var(--text-hi);
  max-width: 760px;
}
.mission footer{
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--text-faint);
  max-width: 640px;
}

/* -------------------------------------------------------------- closing CTA */

.about-cta{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 30px 34px;
}
.about-cta p{
  margin: 0;
  max-width: 520px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text-lo);
}

.cta{
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--cyan);
  color: var(--void);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.04em;
  text-decoration: none;
  padding: 14px 22px;
  border-radius: 4px;
  transition: transform .25s ease, box-shadow .25s ease;
}
.cta:hover{
  transform: translateY(-2px);
  box-shadow: 0 14px 30px -14px rgba(53,230,255,0.5);
}
.cta__arrow{ transition: transform .25s ease; }
.cta:hover .cta__arrow{ transform: translateX(3px); }

/* -------------------------------------------------------------- responsive */

@media (max-width: 1000px){
  .pillars__grid{ grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 900px){
  .about__hero{ grid-template-columns: 1fr; }
  .about__hero-media{ order: -1; aspect-ratio: 16 / 9; }
  .about__body{ grid-template-columns: 1fr; }
}

@media (max-width: 640px){
  .pillars__grid{ grid-template-columns: repeat(2, 1fr); }
  .about-cta{ flex-direction: column; align-items: flex-start; }
}

@media (max-width: 560px){
  .about{ padding: 72px 16px 64px; }
  .titleblock{ flex-wrap: wrap; }
  .pillars__grid{ grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce){
  .js-reveal [data-reveal]{ opacity: 1; transform: none; transition: none; }
  .pillar{ transition: none; }
}