:root {
  --bg-color: #ffffff;
  --text-muted: #64748b;
  --text-primary: #0f172a;
  --border-subtle: #e2e8f0;
  --logo-max-width: 460px;
}

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

html, body {
  width: 100%;
  height: 100%;
  min-height: 100vh;
  background-color: var(--bg-color);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
}

/* Centered Viewport */
.logo-viewport {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.logo-container {
  width: 100%;
  max-width: var(--logo-max-width);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.main-logo {
  width: 100%;
  height: auto;
  user-select: none;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.main-logo:hover {
  transform: scale(1.02);
}

/* Minimal Footer Contact */
.footer-contact {
  position: fixed;
  bottom: 2.25rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 10;
  animation: fadeIn 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.contact-wrapper {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-subtle);
  border-radius: 9999px;
  padding: 6px 14px 6px 16px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03), 0 1px 3px rgba(0, 0, 0, 0.02);
  transition: all 0.25s ease;
}

.contact-wrapper:hover {
  border-color: #cbd5e1;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);
  transform: translateY(-1px);
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: color 0.2s ease;
}

.contact-link:hover {
  color: var(--text-primary);
}

.contact-icon {
  stroke: currentColor;
  opacity: 0.8;
  transition: opacity 0.2s ease;
}

.contact-link:hover .contact-icon {
  opacity: 1;
}

.copy-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.copy-btn:hover {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.04);
}

.copy-toast {
  position: absolute;
  bottom: calc(100% + 8px);
  background: #0f172a;
  color: #f8fafc;
  font-size: 0.75rem;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 6px;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateY(4px);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.copy-toast.show {
  opacity: 1;
  transform: translateY(0);
}

@keyframes fadeIn {
  0% {
    opacity: 0;
    transform: scale(0.97);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@media (max-width: 600px) {
  .logo-viewport {
    padding: 1.5rem;
  }
  
  :root {
    --logo-max-width: 320px;
  }

  .footer-contact {
    bottom: 1.5rem;
  }

  .contact-wrapper {
    padding: 5px 12px 5px 14px;
  }

  .contact-link {
    font-size: 0.8rem;
  }
}