/* White Stone Labs Website Stylesheet */

:root {
  --bg-color: #000000;
  --card-bg: rgba(20, 20, 24, 0.75);
  --card-bg-hover: rgba(28, 28, 34, 0.95);
  --card-border: rgba(255, 255, 255, 0.08);
  --card-border-hover: rgba(255, 255, 255, 0.18);
  --text-primary: #ffffff;
  --text-secondary: #a0a5b2;
  --text-muted: #666c7a;
  --accent-color: #ffffff;
  --status-green: #10b981;
  --status-green-glow: rgba(16, 185, 129, 0.35);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --transition-fast: 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-family: var(--font-sans);
  background-color: #000000;
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow-x: hidden;
  background-color: #000000;
  background: #000000;
  padding: 2rem 1.5rem;
}

/* Main Container */
.page-container {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 580px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* Header & Brand */
.site-header {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.brand-logo {
  display: block;
  width: min(100%, 420px);
  height: auto;
  object-fit: contain;
  margin: 0 auto;
  border: none;
  background: #000000;
  box-shadow: none;
  transition: transform var(--transition-smooth);
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Content Main */
.content-main {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.section-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  padding-left: 0.25rem;
}

/* Product Card */
.product-card {
  display: block;
  text-decoration: none;
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: 18px;
  padding: 1.6rem 1.75rem;
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.4);
  transition: all var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.product-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  opacity: 0;
  transition: opacity var(--transition-smooth);
}

.product-card:hover {
  background: var(--card-bg-hover);
  border-color: var(--card-border-hover);
  transform: translateY(-3px);
  box-shadow: 0 18px 40px -10px rgba(0, 0, 0, 0.6);
}

.product-card:hover::before {
  opacity: 1;
}

.product-card:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 3px;
}

.card-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #eab308;
  background: rgba(234, 179, 8, 0.1);
  border: 1px solid rgba(234, 179, 8, 0.22);
  padding: 3px 10px;
  border-radius: 100px;
  margin-bottom: 1rem;
}

.status-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #eab308;
  box-shadow: 0 0 8px rgba(234, 179, 8, 0.4);
  animation: pulse-dot 2.5s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.15); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.card-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.2rem;
}

.product-name {
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.external-arrow {
  font-size: 1.25rem;
  color: var(--text-muted);
  transition: transform var(--transition-fast), color var(--transition-fast);
}

.product-card:hover .external-arrow {
  color: var(--text-primary);
  transform: translate(3px, -3px);
}

.product-url {
  font-size: 0.88rem;
  color: var(--text-muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  margin-bottom: 0.85rem;
}

.product-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* Contact Section */
.contact-section {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  padding-top: 0.25rem;
}

.email-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
  padding: 10px 22px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all var(--transition-fast);
}

.email-link:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.22);
  transform: translateY(-2px);
}

.email-link:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
}

.mail-icon {
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.email-link:hover .mail-icon {
  color: var(--text-primary);
}

/* Footer */
.site-footer {
  text-align: center;
  padding-top: 0.5rem;
}

.site-footer p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* Responsive adjustments */
@media (max-width: 480px) {
  body {
    padding: 2rem 1rem;
  }

  .brand-logo {
    width: min(100%, 320px);
  }

  .product-card {
    padding: 1.35rem 1.35rem;
  }
}