/* Minimalist Editorial & Monochrome Design System */
:root {
  --bg-color: #faf9f6;
  --card-bg: #ffffff;
  --card-border: #e8e7e3;
  --card-hover-border: #111111;
  --text-primary: #1a1a1a;
  --text-secondary: #555555;
  --text-muted: #8c8c8c;
  --btn-bg: #1a1a1a;
  --btn-text: #ffffff;
  --btn-hover: #333333;
  --font-serif: 'Newsreader', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --radius-md: 14px;
  --radius-full: 9999px;
  --transition-fast: all 0.2s ease;
}

/* Dark mode palette support for monochrome contrast */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-color: #121212;
    --card-bg: #1a1a1a;
    --card-border: #2a2a2a;
    --card-hover-border: #ffffff;
    --text-primary: #f0f0f0;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;
    --btn-bg: #f0f0f0;
    --btn-text: #121212;
    --btn-hover: #d0d0d0;
  }
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-color);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 4rem 1.5rem;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Page Container */
.main-container {
  width: 100%;
  max-width: 660px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4rem;
  text-align: center;
}

/* Profile Section */
.profile-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.75rem;
  width: 100%;
}

.avatar-wrapper {
  width: 110px;
  height: 110px;
  border-radius: var(--radius-full);
  border: 1px solid var(--card-border);
  overflow: hidden;
}

.avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.bio-quote {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-style: italic;
  font-weight: 400;
  color: var(--text-primary);
  line-height: 1.55;
  max-width: 580px;
  letter-spacing: -0.01em;
}

/* Section Title */
.section-title {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

/* Products Section */
.products-section {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.products-grid {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* Product Card */
.product-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 1.75rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  text-align: left;
  transition: var(--transition-fast);
}

.product-card:hover {
  border-color: var(--card-hover-border);
}

.product-info {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex: 1;
}

.product-logo {
  width: 56px;
  height: 56px;
  border-radius: 10px;
  object-fit: cover;
  flex-shrink: 0;
  border: 1px solid var(--card-border);
}

.product-details {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.product-name {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.product-desc {
  font-family: var(--font-sans);
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.product-target {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-style: italic;
  color: var(--text-secondary);
  margin-top: 0.15rem;
  letter-spacing: -0.01em;
}

/* Download Button */
.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.6rem 1.15rem;
  border-radius: 8px;
  background-color: var(--btn-bg);
  color: var(--btn-text);
  font-family: var(--font-sans);
  font-size: 0.925rem;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  transition: var(--transition-fast);
  flex-shrink: 0;
  border: 1px solid var(--btn-bg);
}

.download-btn:hover {
  background-color: var(--btn-hover);
  border-color: var(--btn-hover);
}

.download-btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* Contact Section */
.contact-section {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.contact-card {
  width: 100%;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  text-align: left;
  transition: var(--transition-fast);
}

.contact-card:hover {
  border-color: var(--card-hover-border);
}

.contact-email {
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text-primary);
  text-decoration: none;
  transition: var(--transition-fast);
}

.contact-email:hover {
  text-decoration: underline;
}

.contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.85rem;
  border-radius: 8px;
  background-color: transparent;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid var(--card-border);
  white-space: nowrap;
  transition: var(--transition-fast);
  flex-shrink: 0;
}

.contact-btn:hover {
  color: var(--text-primary);
  border-color: var(--card-hover-border);
  background-color: rgba(0, 0, 0, 0.025);
}

@media (prefers-color-scheme: dark) {
  .contact-btn:hover {
    background-color: rgba(255, 255, 255, 0.05);
  }
}

/* Responsive adjustments */
@media (max-width: 560px) {
  .product-card,
  .contact-card {
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem;
  }
  
  .download-btn {
    align-self: flex-start;
    margin-top: 0.5rem;
  }
}