/* index.css - Plain & Minimalist Style */

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: #ffffff;
  color: #111111;
  line-height: 1.6;
  padding: 0;
  margin: 0;
}

/* Header */
header {
  border-bottom: 1px solid #e2e8f0;
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1000px;
  margin: 0 auto;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-icon {
  font-weight: bold;
  font-size: 1.25rem;
  background-color: #111111;
  color: #ffffff;
  padding: 4px 8px;
  border-radius: 4px;
}

.logo-text {
  font-size: 1.25rem;
  font-weight: bold;
}

.nav-links a {
  color: #4a5568;
  text-decoration: none;
  font-size: 0.95rem;
  margin-left: 16px;
}

.nav-links a:hover {
  text-decoration: underline;
}

/* Main content */
main {
  max-width: 1000px;
  margin: 0 auto;
  padding: 40px 24px;
}

.hero {
  margin-bottom: 40px;
  text-align: center;
}

.hero h1 {
  font-size: 2.25rem;
  font-weight: 800;
  color: #111111;
}

/* Grid */
.books-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: 720px;
  margin: 0 auto;
}

.book-card {
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background-color: #ffffff;
}

.cover-wrapper {
  aspect-ratio: 1 / 1;
  background-color: #f7fafc;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid #e2e8f0;
}

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

.book-info {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.book-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #1a202c;
  margin-bottom: 2px;
}

.book-author {
  font-size: 0.85rem;
  color: #718096;
  margin-bottom: 12px;
}

.btn-read {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  background-color: #3182ce;
  color: #ffffff;
  text-decoration: none;
  font-weight: bold;
  font-size: 0.9rem;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  text-align: center;
  margin-top: auto; /* push button to the bottom of the info block */
}

.btn-read:hover {
  background-color: #2b6cb0;
}

.btn-read svg {
  width: 16px;
  height: 16px;
}

/* Footer */
footer {
  text-align: center;
  padding: 32px 24px;
  color: #718096;
  font-size: 0.85rem;
  border-top: 1px solid #e2e8f0;
  max-width: 1000px;
  margin: 60px auto 0 auto;
}

@media (max-width: 600px) {
  .books-grid {
    grid-template-columns: 1fr;
    max-width: 360px;
    margin: 0 auto;
    gap: 24px;
  }
}