body {
    font-family: 'Segoe UI', Arial, sans-serif;
    background: #fff;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 1300px;
    margin: 0 auto;
    background: #fff;
}

.breadcrumb {
    color: #fff;
    background: #18a6a6;
    font-size: 15px;
    padding: 14px 0 14px 30px;
    border-bottom: 1px solid #e0e0e0;
    font-weight: 500;
}

.main-content {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 30px;
    padding: 30px 30px 0 30px;
    max-width: 1300px;
    margin: 0 auto;
}

.left-section {
    width: 220px;
    flex-shrink: 0;
    display: flex;
    align-items: flex-start;
}

.book-cover {
    width: 200px;
    border-radius: 7px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.09);
    border: 2px solid #f3d6c6;
}

.center-section {
    flex: 1;
    min-width: 400px;
    max-width: 700px;
}

.book-title {
    color: #222;
    margin: 0 0 7px 0;
    font-size: 2.1em;
    font-weight: 600;
}

.book-meta {
    color: #666;
    font-size: 15px;
    margin-bottom: 8px;
}
.book-meta a {
    color: #2176ae;
    text-decoration: none;
}
.book-meta a:hover {
    text-decoration: underline;
}

.rating-row {
    font-size: 16px;
    margin: 7px 0 8px 0;
    color: #444;
    display: flex;
    align-items: center;
    gap: 6px;
}
.rating-value {
    color: #18a6a6;
    font-weight: bold;
}
.stars {
    color: #f7b500;
    font-size: 1.1em;
    letter-spacing: 1px;
}
.review-count {
    color: #888;
    font-size: 14px;
}

.price-row {
    font-size: 1.6em;
    color: #18a6a6;
    font-weight: 600;
    margin-bottom: 6px;
}

.availability-row {
    color: #43a047;
    font-size: 1.1em;
    font-weight: bold;
    margin-bottom: 6px;
}

.shipping-row {
    color: #444;
    font-size: 15px;
    margin-bottom: 12px;
}

.desc-row {
    color: #222;
    font-size: 15px;
    margin-bottom: 15px;
    margin-top: 7px;
    line-height: 1.6;
}

hr {
    border: none;
    border-top: 1px solid #eee;
    margin: 18px 0 15px 0;
}

.details-row {
    display: flex;
    align-items: center;
    gap: 32px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}
.detail-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 100px;
}
.detail-label {
    font-size: 13px;
    color: #888;
    margin-bottom: 3px;
}
.detail-icon img {
    width: 22px;
    margin-bottom: 3px;
}
.detail-value {
    font-size: 15px;
    font-weight: bold;
    color: #222;
}
.see-all {
    min-width: 80px;
    margin-left: 10px;
}
.see-all a {
    color: #2176ae;
    font-size: 15px;
    text-decoration: none;
}
.see-all a:hover {
    text-decoration: underline;
}

.features-row {
    display: flex;
    gap: 18px;
    margin-top: 16px;
    margin-bottom: 18px;
    flex-wrap: wrap;
}
.feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 13px;
    color: #2176ae;
    min-width: 80px;
}
.feature img {
    width: 32px;
    margin-bottom: 4px;
}

.right-section {
    min-width: 260px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.action-box {
    background: #fff;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    padding: 22px 28px 22px 28px;
    box-shadow: 0 2px 16px rgba(0,0,0,0.06);
    display: flex;
    flex-direction: column;
    align-items: stretch;
    min-width: 220px;
}
.action-box label {
    font-size: 16px;
    color: #222;
    margin-bottom: 6px;
}
.action-box select {
    margin-bottom: 15px;
    padding: 5px 10px;
    font-size: 15px;
    border-radius: 5px;
    border: 1px solid #18a6a6;
    width: 60px;
    background: #fff;
}
.action-box button {
    font-size: 16px;
    margin-bottom: 13px;
    padding: 10px 0;
    border-radius: 22px;
    border: none;
    cursor: pointer;
    font-weight: 500;
    transition: background 0.18s, color 0.18s;
}
.action-box .add-cart {
    background: #18a6a6;
    color: #fff;
}
.action-box .add-cart:hover {
    background: #117575;
}
.action-box .buy-now {
    background: #c75c00;
    color: #fff;
}
.action-box .buy-now:hover {
    background: #a84c00;
}
.action-box .wishlist {
    background: #fff;
    color: #18a6a6;
    border: 2px solid #18a6a6;
}
.action-box .wishlist:hover {
    background: #e8f5f5;
}