:root {
  color-scheme: dark;
  --bg: #071014;
  --panel: #0e1b20;
  --panel-soft: #13242b;
  --text: #eff7f6;
  --muted: #a5b8b8;
  --cyan: #31e6e0;
  --green: #87f2b5;
  --line: rgba(255, 255, 255, 0.12);
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  font-family: Montserrat, system-ui, sans-serif;
  background:
    radial-gradient(circle at 20% 10%, rgba(49, 230, 224, 0.16), transparent 30rem),
    linear-gradient(180deg, #071014 0%, #091418 48%, #071014 100%);
  color: var(--text);
  letter-spacing: 0;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px clamp(18px, 4vw, 64px);
  background: rgba(7, 16, 20, 0.68);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(18px);
}

.site-header.scrolled {
  border-color: var(--line);
  background: rgba(7, 16, 20, 0.92);
}

.brand {
  font-size: 19px;
  font-weight: 900;
}

.brand span,
.eyebrow {
  color: var(--cyan);
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.nav a:hover {
  color: var(--text);
}

.nav-cta {
  color: #061113;
  background: var(--cyan);
  padding: 10px 16px;
  border-radius: 999px;
}

.menu-button {
  display: none;
}

.hero {
  min-height: 100svh;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.78fr);
  gap: clamp(28px, 4vw, 64px);
  align-items: center;
  padding: 116px clamp(18px, 4vw, 64px) 64px;
}

.hero h1,
.section h2,
.cta-section h2 {
  margin: 0;
  max-width: 840px;
  font-size: clamp(40px, 6vw, 76px);
  line-height: 0.98;
  font-weight: 900;
}

.lead {
  max-width: 720px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(17px, 2vw, 22px);
  line-height: 1.7;
}

.eyebrow {
  margin: 0 0 16px;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0 24px;
  font-weight: 900;
}

.primary {
  color: #051315;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  box-shadow: 0 20px 48px rgba(49, 230, 224, 0.22);
}

.secondary {
  border: 1px solid var(--line);
  color: var(--text);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 42px;
}

.metrics strong {
  display: grid;
  gap: 4px;
  padding: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  border-radius: 8px;
  font-size: 28px;
}

.metrics span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.hero-panel {
  position: relative;
  width: 100%;
  max-width: 720px;
  justify-self: end;
}

.hero-panel img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: #050b0e;
  border-radius: 8px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.signal-card {
  position: absolute;
  right: 16px;
  bottom: 16px;
  max-width: 260px;
  padding: 18px;
  border: 1px solid rgba(49, 230, 224, 0.4);
  border-radius: 8px;
  background: rgba(10, 25, 30, 0.92);
  box-shadow: var(--shadow);
}

.signal-card span {
  color: var(--cyan);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.signal-card strong {
  display: block;
  margin-top: 6px;
  line-height: 1.35;
}

.section {
  padding: 92px clamp(18px, 5vw, 80px);
}

.section-image {
  width: 100%;
  margin-top: 28px;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.section-heading {
  max-width: 900px;
  margin-bottom: 34px;
}

.section h2,
.cta-section h2 {
  font-size: clamp(32px, 5vw, 58px);
}

.proof-grid,
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

article,
.stack,
.timeline article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.045);
  padding: 26px;
}

.portfolio-grid article {
  overflow: hidden;
  padding: 0;
}

.portfolio-grid article img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-bottom: 1px solid var(--line);
}

.portfolio-grid article h3,
.portfolio-grid article p {
  padding-left: 26px;
  padding-right: 26px;
}

.portfolio-grid article h3 {
  padding-top: 6px;
}

.portfolio-grid article p {
  padding-bottom: 26px;
}

article span,
.timeline span {
  color: var(--cyan);
  font-weight: 900;
}

h3 {
  margin: 12px 0;
  font-size: 22px;
}

p {
  color: var(--muted);
  line-height: 1.7;
}

.split {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 40px;
  align-items: start;
  background: rgba(255, 255, 255, 0.025);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.chips li {
  border-radius: 999px;
  border: 1px solid rgba(49, 230, 224, 0.28);
  padding: 9px 13px;
  color: var(--text);
  background: rgba(49, 230, 224, 0.08);
  font-size: 13px;
  font-weight: 800;
}

.timeline {
  display: grid;
  gap: 14px;
}

.image-band {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 18px;
  margin-bottom: 22px;
}

.image-band img {
  width: 100%;
  min-height: 260px;
  max-height: 420px;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.cta-section {
  margin: 72px clamp(18px, 5vw, 80px);
  padding: clamp(34px, 6vw, 72px);
  border-radius: 8px;
  border: 1px solid rgba(49, 230, 224, 0.32);
  background: linear-gradient(135deg, rgba(49, 230, 224, 0.12), rgba(135, 242, 181, 0.08));
  text-align: center;
}

.cta-section p {
  max-width: 640px;
  margin: 20px auto 28px;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 42px clamp(18px, 5vw, 80px);
  border-top: 1px solid var(--line);
}

address {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-style: normal;
  text-align: right;
}

.whatsapp {
  position: fixed;
  right: max(20px, env(safe-area-inset-right));
  bottom: 20px;
  z-index: 40;
  border-radius: 999px;
  background: #22c55e;
  color: white;
  padding: 14px 18px;
  font-weight: 900;
  box-shadow: 0 18px 40px rgba(34, 197, 94, 0.28);
}

@media (max-width: 1200px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    justify-self: stretch;
    max-width: none;
  }
}

@media (max-width: 900px) {
  .menu-button {
    display: grid;
    gap: 6px;
    width: 42px;
    height: 42px;
    place-content: center;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: transparent;
  }

  .menu-button span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text);
  }

  .nav {
    position: absolute;
    top: 74px;
    right: 18px;
    left: 18px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(7, 16, 20, 0.98);
  }

  .nav.open {
    display: flex;
  }

  .nav a {
    padding: 14px;
  }

  .hero,
  .split {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 104px;
  }

  .metrics,
  .proof-grid,
  .portfolio-grid,
  .image-band {
    grid-template-columns: 1fr;
  }

  .signal-card {
    position: static;
    max-width: none;
    margin-top: 14px;
  }

  .footer {
    flex-direction: column;
  }

  address {
    text-align: left;
  }
}