:root {
  --bg: #000;
  --fg: #fff;
  --muted: rgba(255,255,255,0.7);
  --muted-2: rgba(255,255,255,0.55);
  --muted-3: rgba(255,255,255,0.4);
  --hairline: rgba(255,255,255,0.08);
  --hairline-strong: rgba(255,255,255,0.16);
  --brand: #4ade80;
  --brand-fg: #000;
  --brand-glow: rgba(74,222,128,0.45);
  --card: #0F0F0F;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--fg); }
body {
  font-family: "Open Sans", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4, .font-display {
  font-family: "Montserrat", system-ui, sans-serif;
  letter-spacing: -0.02em;
  margin: 0;
}
p { margin: 0; }

.container { max-width: 72rem; margin: 0 auto; padding: 0 1.25rem; }
@media (min-width: 768px) { .container { padding: 0 2.5rem; } }

.mono-num {
  font-family: "Montserrat", system-ui, sans-serif;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 10px;
  color: rgba(255,255,255,0.35);
}

/* HEADER */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.75rem 1.25rem;
  max-width: 80rem; margin: 0 auto;
}
@media (min-width: 768px) { .header-inner { padding: 0.75rem 2.5rem; } }
.brand { display: flex; align-items: center; gap: 0.75rem; }
.logo { height: 36px; width: auto; }
@media (min-width: 768px) { .logo { height: 44px; } }
.brand-sep { display: none; width: 1px; height: 20px; background: rgba(255,255,255,0.15); }
.brand-tag { display: none; font-size: 10px; letter-spacing: 0.3em; text-transform: uppercase; color: rgba(255,255,255,0.55); }
@media (min-width: 768px) { .brand-sep, .brand-tag { display: inline-block; } }

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.75rem;
  font-weight: 600; text-transform: uppercase; letter-spacing: 0.18em;
  border-radius: 9999px; transition: all 0.3s ease; cursor: pointer; border: 0;
  font-family: "Open Sans", sans-serif;
}
.btn-header {
  display: none;
  padding: 0.5rem 1.25rem; font-size: 11px;
  background: #16a34a; color: #fff; border: 1px solid #16a34a;
  letter-spacing: 0.2em;
}
.btn-header:hover { background: #22c55e; }
@media (min-width: 768px) { .btn-header { display: inline-flex; } }

.btn-primary {
  padding: 1rem 1.75rem; font-size: 12px;
  background: var(--brand); color: var(--brand-fg);
}
.btn-primary:hover {
  background: rgba(74,222,128,0.9);
  box-shadow: 0 0 40px -8px var(--brand-glow);
}
.btn-primary .arrow { transition: transform 0.3s ease; }
.btn-primary:hover .arrow { transform: translateX(4px); }

/* HERO */
.hero {
  position: relative; overflow: hidden;
  min-height: 100vh; display: flex; align-items: center;
  padding: 8rem 1.25rem 5rem;
}
@media (min-width: 768px) { .hero { padding: 8rem 2.5rem 6rem; } }
.hero-grid-bg {
  position: absolute; inset: 0; pointer-events: none; opacity: 0.05;
  background-image:
    linear-gradient(to right, #fff 1px, transparent 1px),
    linear-gradient(to bottom, #fff 1px, transparent 1px);
  background-size: 80px 80px;
}
.hero-glow-top {
  position: absolute; top: -8rem; left: 50%; transform: translateX(-50%);
  width: 520px; height: 520px; border-radius: 9999px;
  background: rgba(255,255,255,0.04); filter: blur(80px); pointer-events: none;
}
.hero-glow-side {
  position: absolute; right: -10%; top: 33%;
  width: 18rem; height: 18rem; border-radius: 9999px;
  background: var(--brand-glow); filter: blur(120px); pointer-events: none;
}
.hero .container { position: relative; width: 100%; }

.eyebrow-pill {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.5rem 1rem; border-radius: 9999px;
  border: 1px solid rgba(255,255,255,0.15);
  font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.18em;
  color: rgba(255,255,255,0.6);
}
.dot-brand {
  display: inline-block; width: 6px; height: 6px; border-radius: 9999px;
  background: var(--brand); box-shadow: 0 0 12px var(--brand-glow);
}

.hero-title {
  margin-top: 2rem; font-weight: 700; line-height: 1.05;
  font-size: 2.25rem;
}
@media (min-width: 640px) { .hero-title { font-size: 3rem; } }
@media (min-width: 768px) { .hero-title { font-size: 3.75rem; } }
@media (min-width: 1024px) { .hero-title { font-size: 5rem; } }
.muted-display { color: rgba(255,255,255,0.55); font-weight: 300; font-size: 0.75em; display: inline-block; }

.lead {
  margin-top: 2.5rem; max-width: 42rem;
  color: var(--muted); font-size: 1rem; line-height: 1.7;
}
@media (min-width: 768px) { .lead { font-size: 1.125rem; } }

.cta-row {
  margin-top: 3rem; display: flex; flex-wrap: wrap; align-items: center; gap: 1.25rem;
}
.cta-note { font-size: 12px; color: rgba(255,255,255,0.45); max-width: 22rem; }
@media (min-width: 768px) { .cta-note { font-size: 14px; } }

/* SINAIS */
.sinais-grid {
  margin-top: 4rem;
  display: grid; grid-template-columns: 1fr;
  border: 1px solid rgba(255,255,255,0.08); border-radius: 1rem; overflow: hidden;
}
@media (min-width: 640px) { .sinais-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .sinais-grid { grid-template-columns: repeat(4,1fr); } }
.sinal {
  position: relative; padding: 1.5rem;
  background: rgba(13,13,13,0.94);
  border-right: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.sinal-bar { position: absolute; top: 0; left: 0; height: 2px; width: 44px; background: rgba(74,222,128,0.7); }
.sinal-text { margin-top: 1rem; font-size: 14px; color: rgba(255,255,255,0.85); line-height: 1.6; }

/* FIGURE */
.figure {
  position: relative; overflow: hidden; border-radius: 20px;
  border: 1px solid rgba(255,255,255,0.08); background: #0a0a0a;
  margin-top: 4rem;
}
.figure::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0) 40%, rgba(0,0,0,0.55) 100%);
}
.figure img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(0.2) contrast(1.05); }
.aspect-21-9 { aspect-ratio: 21/9; }
.aspect-21-8 { aspect-ratio: 21/8; }

/* SECTIONS */
.section { padding: 5rem 1.25rem; }
@media (min-width: 768px) { .section { padding: 7rem 2.5rem; } }
.tone-a { background: #000; }
.tone-b {
  background: linear-gradient(180deg, #0b0b0b 0%, #0e0e0e 50%, #0b0b0b 100%);
  border-top: 1px solid rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.eyebrow {
  font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.22em;
  color: rgba(255,255,255,0.4);
}
.eyebrow.stronger { color: rgba(255,255,255,0.55); margin-top: 4rem; }

.h-display {
  margin-top: 1rem;
  font-family: "Montserrat", system-ui, sans-serif;
  font-weight: 700; line-height: 1.1; font-size: 1.875rem;
  max-width: 56rem;
}
@media (min-width: 768px) { .h-display { font-size: 3rem; } }
.h-display.xl { font-size: 2rem; }
@media (min-width: 768px) { .h-display.xl { font-size: 3rem; } }
@media (min-width: 1024px) { .h-display.xl { font-size: 3.75rem; } }

.body-lg { margin-top: 2rem; max-width: 48rem; color: var(--muted); font-size: 1rem; line-height: 1.7; }
@media (min-width: 768px) { .body-lg { font-size: 1.125rem; } }
.body-md { margin-top: 1.25rem; max-width: 48rem; color: rgba(255,255,255,0.6); font-size: 1rem; line-height: 1.7; }
@media (min-width: 768px) { .body-md { font-size: 1.125rem; } }

.block-quote { margin-top: 3.5rem; max-width: 56rem; }
.quote-strong { font-family: "Montserrat", sans-serif; font-weight: 600; font-size: 1.5rem; line-height: 1.35; color: #fff; }
@media (min-width: 768px) { .quote-strong { font-size: 1.875rem; } }
.quote-soft { margin-top: 1rem; font-family: "Montserrat", sans-serif; font-size: 1.25rem; line-height: 1.35; color: rgba(255,255,255,0.55); }
@media (min-width: 768px) { .quote-soft { font-size: 1.5rem; } }

/* CARDS */
.cards-grid {
  margin-top: 3.5rem; display: grid; gap: 1.25rem;
  grid-template-columns: 1fr;
}
@media (min-width: 768px) { .cards-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .cards-grid.cols-3 { grid-template-columns: repeat(3, 1fr); } }
.card {
  background: var(--card); border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px; padding: 1.75rem; height: 100%;
  display: flex; flex-direction: column;
  transition: border-color 0.3s ease, transform 0.3s ease;
}
@media (min-width: 768px) { .card { padding: 2rem; } }
.card:hover { border-color: rgba(255,255,255,0.18); }
.icon-badge {
  display: inline-flex; align-items: center; justify-content: center;
  width: 56px; height: 56px; border-radius: 16px;
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.015));
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.06), 0 8px 24px -12px var(--brand-glow);
  color: var(--brand);
}
.icon-badge svg { width: 26px; height: 26px; stroke-width: 1.4; }
.card h3 { margin-top: 1.5rem; font-size: 1.125rem; font-weight: 600; line-height: 1.35; color: #fff; font-family: "Montserrat", sans-serif; }
.card .card-desc { margin-top: 0.75rem; font-size: 14px; line-height: 1.65; color: rgba(255,255,255,0.65); flex: 1; }
.card .num-tag {
  font-family: "Montserrat", sans-serif; font-variant-numeric: tabular-nums;
  font-weight: 900; font-size: 1.5rem; color: rgba(74,222,128,0.4);
}
.card .metric-row {
  margin-top: 1.5rem; padding-top: 1.25rem;
  border-top: 1px solid rgba(255,255,255,0.07);
  display: flex; align-items: baseline; gap: 0.75rem;
}
.card .metric { font-family: "Montserrat", sans-serif; font-weight: 900; font-size: 1.5rem; color: var(--brand); }
.card .metric-sub { font-size: 12px; color: rgba(255,255,255,0.55); }

/* BENCH */
.bench-grid {
  margin-top: 3.5rem; display: grid; gap: 1px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08); border-radius: 1rem; overflow: hidden;
  grid-template-columns: 1fr;
}
@media (min-width: 768px) { .bench-grid { grid-template-columns: repeat(3,1fr); } }
.bench { background: #0b0b0b; padding: 2rem; }
@media (min-width: 768px) { .bench { padding: 2.5rem; } }
.bench .num { font-family: "Montserrat", sans-serif; font-weight: 900; font-size: 3rem; line-height: 1; letter-spacing: -0.04em; }
@media (min-width: 768px) { .bench .num { font-size: 3.75rem; } }
.bench .unit { margin-top: 0.75rem; font-size: 11px; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(255,255,255,0.4); }
.bench .desc { margin-top: 1.25rem; font-size: 14px; line-height: 1.65; color: rgba(255,255,255,0.7); }
.bench .src { margin-top: 1.25rem; padding-top: 1rem; border-top: 1px solid rgba(255,255,255,0.07); font-size: 10px; color: rgba(255,255,255,0.35); }

/* LOSSES */
.losses-grid {
  margin-top: 3.5rem; display: grid; gap: 1px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08); border-radius: 1rem; overflow: hidden;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .losses-grid { grid-template-columns: 1fr 1fr; } }
.loss { background: #0a0a0a; padding: 1.25rem; display: flex; align-items: flex-start; gap: 0.75rem; }
.loss::before { content: ""; flex: 0 0 6px; margin-top: 9px; width: 6px; height: 6px; border-radius: 9999px; background: rgba(74,222,128,0.7); }
.loss span { font-size: 14px; color: rgba(255,255,255,0.8); }

/* PILLARS */
.pillars-grid {
  margin-top: 2rem; display: grid; gap: 1.25rem; grid-template-columns: 1fr;
}
@media (min-width: 768px) { .pillars-grid { grid-template-columns: 1fr 1fr; } }
.pillar { background: var(--card); border: 1px solid rgba(255,255,255,0.08); border-radius: 20px; padding: 1.75rem; display: flex; gap: 1.25rem; }
@media (min-width: 768px) { .pillar { padding: 2.25rem; } }
.pillar .num {
  font-family: "Montserrat", sans-serif; font-variant-numeric: tabular-nums;
  font-weight: 900; font-size: 1.875rem; color: rgba(74,222,128,0.7); flex: 0 0 auto;
}
.pillar h3 { font-size: 1.125rem; font-weight: 600; color: #fff; font-family: "Montserrat", sans-serif; }
.pillar p { margin-top: 0.75rem; font-size: 14px; line-height: 1.65; color: rgba(255,255,255,0.65); }

/* FAQ */
.faq { margin-top: 3rem; max-width: 56rem; }
.faq-item { border-bottom: 1px solid rgba(255,255,255,0.08); }
.faq-q {
  width: 100%; background: none; border: 0; color: #fff; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1.5rem 0; text-align: left;
  font-family: "Montserrat", sans-serif; font-size: 1rem; font-weight: 600;
}
@media (min-width: 768px) { .faq-q { font-size: 1.125rem; } }
.faq-q .chev { transition: transform 0.25s ease; color: rgba(255,255,255,0.5); }
.faq-item.open .faq-q .chev { transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
.faq-item.open .faq-a { max-height: 400px; }
.faq-a-inner { padding: 0 0 1.5rem; color: rgba(255,255,255,0.65); font-size: 1rem; line-height: 1.7; }

/* CHECK ROW */
.check-row {
  margin-top: 2.5rem; display: flex; flex-wrap: wrap; gap: 1rem 2rem;
  font-size: 11px; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase;
  color: rgba(255,255,255,0.55);
}
.check-row span { display: inline-flex; align-items: center; gap: 0.5rem; }

/* FOOTER */
.site-footer { border-top: 1px solid rgba(255,255,255,0.08); background: #000; padding: 3rem 1.25rem; }
@media (min-width: 768px) { .site-footer { padding: 3rem 2.5rem; } }
.footer-inner {
  max-width: 80rem; margin: 0 auto;
  display: flex; flex-direction: column; align-items: flex-start; gap: 1.5rem;
}
@media (min-width: 768px) { .footer-inner { flex-direction: row; align-items: center; justify-content: space-between; } }
.logo-sm { height: 40px; width: auto; }
.footer-tag { font-size: 11px; letter-spacing: 0.25em; text-transform: uppercase; color: rgba(255,255,255,0.55); }
.footer-copy { font-size: 12px; color: rgba(255,255,255,0.55); }

/* REVEAL */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 600ms ease-out, transform 600ms ease-out; }
.reveal.visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}