:root {
  --background: #090b0d;
  --foreground: #f4f3ef;
  --muted: #a9adb1;
  --soft: #c9ccc8;
  --line: rgba(255, 255, 255, 0.12);
  --accent: #25d366;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--background);
}

body {
  min-height: 100%;
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

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

.site-shell {
  position: relative;
  display: grid;
  min-height: 100svh;
  place-items: center;
  overflow: hidden;
  isolation: isolate;
  padding: 6rem 1.5rem 4rem;
}

.site-shell::before {
  position: absolute;
  inset: 0;
  z-index: -2;
  content: "";
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 82%);
}

.site-shell::after {
  position: absolute;
  right: -18rem;
  bottom: -20rem;
  z-index: -1;
  width: min(36rem, 80vw);
  aspect-ratio: 1;
  border-radius: 50%;
  content: "";
  background: var(--accent);
  filter: blur(90px);
  opacity: 0.11;
  pointer-events: none;
}

.mail-link {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.82rem;
  transition: border-color 0.2s, color 0.2s, transform 0.2s;
}

.mail-link:hover,
.mail-link:focus-visible {
  border-color: rgba(255, 255, 255, 0.32);
  color: #fff;
  outline: none;
  transform: translateY(-2px);
}

.mail-icon {
  position: relative;
  width: 1.15rem;
  height: 0.8rem;
  border: 1.5px solid currentColor;
  border-radius: 3px;
}

.mail-icon::after {
  position: absolute;
  top: 1px;
  left: 2px;
  width: 0.55rem;
  height: 0.55rem;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  content: "";
  transform: rotate(45deg);
}

.hero {
  display: flex;
  width: min(100%, 46rem);
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.brand-logo {
  width: clamp(12rem, 34vw, 18rem);
  height: auto;
  margin-bottom: 2rem;
  object-fit: contain;
  filter: drop-shadow(0 18px 70px rgba(0, 0, 0, 0.36));
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 1.5rem;
  color: var(--soft);
  font-size: 0.77rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.status-dot {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0.3rem rgba(37, 211, 102, 0.12);
}

.intro {
  max-width: 34rem;
  margin: 0 0 2.2rem;
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.15rem);
  line-height: 1.65;
}

.whatsapp-button {
  display: grid;
  min-width: min(100%, 23rem);
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.9rem;
  padding: 0.9rem 1rem;
  border: 1px solid rgba(37, 211, 102, 0.34);
  border-radius: 1rem;
  background: rgba(37, 211, 102, 0.08);
  text-align: left;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}

.whatsapp-button:hover,
.whatsapp-button:focus-visible {
  border-color: rgba(37, 211, 102, 0.65);
  background: rgba(37, 211, 102, 0.14);
  outline: none;
  transform: translateY(-3px);
}

.whatsapp-mark {
  display: grid;
  width: 2.65rem;
  height: 2.65rem;
  place-items: center;
  border-radius: 50%;
  background: var(--accent);
  color: #07130b;
  font-size: 0.67rem;
  font-weight: 800;
}

.whatsapp-button small {
  display: block;
  margin-bottom: 0.12rem;
  color: var(--muted);
  font-size: 0.72rem;
}

.whatsapp-button strong {
  font-size: 1.05rem;
  font-weight: 650;
  letter-spacing: 0.03em;
}

.arrow {
  color: var(--accent);
  font-size: 1.35rem;
}

footer {
  position: absolute;
  bottom: 1.35rem;
  color: #73777a;
  font-size: 0.74rem;
  letter-spacing: 0.05em;
}

@media (max-width: 520px) {
  .site-shell {
    padding: 6.5rem 1.1rem 4.5rem;
  }

  .mail-link {
    padding: 0.75rem;
  }

  .mail-link span:last-child {
    display: none;
  }

  .brand-logo {
    width: clamp(11rem, 64vw, 15rem);
    margin-bottom: 1.45rem;
  }

  .status {
    font-size: 0.66rem;
  }

  .intro {
    margin-bottom: 1.8rem;
  }

  .whatsapp-button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}