/* ===== CSS Custom Properties ===== */
:root {
    --primary: #1a2744;
    --primary-light: #243660;
    --accent: #c41e3a;
    --accent-hover: #a51830;
    --light-bg: #f8f5f0;
    --text-dark: #1a1a2e;
    --text-muted: #6c757d;
    --border: #e8e0d5;
    --card-bg: #fff;
    --transition: all 0.25s ease;
}

/* ===== Base ===== */
* { box-sizing: border-box; }
body {
    font-family: 'Inter', sans-serif;
    background-color: var(--light-bg);
    color: var(--text-dark);
    line-height: 1.7;
}
h1, h2, h3, h4, h5 { font-family: 'Playfair Display', serif; }
a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent-hover); }

/* ===== Topbar ===== */
.topbar {
    background: var(--primary);
    color: rgba(255,255,255,0.75);
    font-size: 0.8rem;
    padding: 6px 0;
}
.topbar i { margin-right: 4px; }
.btn-link-topbar {
    background: none; border: none;
    color: rgba(255,255,255,0.75);
    font-size: 0.8rem; cursor: pointer; padding: 0 8px;
    transition: var(--transition);
}
.btn-link-topbar:hover { color: #fff; }
.topbar a { color: rgba(255,255,255,0.75); }
.topbar a:hover { color: #fff; }

/* ===== Navbar ===== */
.main-navbar {
    background: var(--primary);
    padding: 0;
    position: sticky; top: 0; z-index: 1030;
    box-shadow: 0 2px 15px rgba(0,0,0,0.15);
}
.navbar-brand {
    color: #fff !important;
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem; font-weight: 700;
    letter-spacing: -0.5px; padding: 12px 0;
}
.navbar-brand i { color: var(--accent); }
.main-navbar .nav-link {
    color: rgba(255,255,255,0.85) !important;
    font-size: 0.9rem; padding: 18px 14px !important;
    transition: var(--transition);
}
.main-navbar .nav-link:hover { color: #fff !important; }
.main-navbar .nav-link.active { color: #fff !important; border-bottom: 2px solid var(--accent); }
.navbar-search .form-control {
    border-radius: 20px 0 0 20px; border: none;
    padding: 6px 16px; font-size: 0.9rem; min-width: 220px;
}
.navbar-search .btn {
    border-radius: 0 20px 20px 0;
    background: var(--accent); border-color: var(--accent); color: #fff;
}
.navbar-search .btn:hover { background: var(--accent-hover); }
.cart-btn {
    color: #fff; display: flex; align-items: center; gap: 6px;
    padding: 6px 14px; border-radius: 20px;
    background: rgba(255,255,255,0.1);
    transition: var(--transition); font-size: 0.9rem;
}
.cart-btn:hover { background: var(--accent); color: #fff; }
.cart-count {
    background: var(--accent); color: #fff;
    border-radius: 50%; width: 20px; height: 20px;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.7rem; font-weight: 700;
}
.dropdown-menu { border: none; box-shadow: 0 8px 30px rgba(0,0,0,0.12); border-radius: 12px; }
.dropdown-item:hover { background: var(--light-bg); color: var(--primary); }

/* ===== Alerts ===== */
.alert-banner { border-radius: 0; border: none; margin: 0; }

/* ===== Page Headers ===== */
.page-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: #fff; padding: 60px 0 40px;
}
.page-header .breadcrumb-item a { color: rgba(255,255,255,0.7); }
.page-header .breadcrumb-item.active { color: rgba(255,255,255,0.9); }
.page-header .breadcrumb-item + .breadcrumb-item::before { color: rgba(255,255,255,0.4); }
.page-title { font-size: 2.2rem; font-weight: 700; margin: 10px 0 0; }
.page-subtitle { opacity: 0.8; margin-top: 8px; }
.page-count { font-size: 1rem; color: rgba(255,255,255,0.6); font-weight: 400; }
.page-header-sm {
    background: var(--primary);
    color: #fff; padding: 30px 0 20px;
}
.page-header-sm .breadcrumb-item a { color: rgba(255,255,255,0.7); }
.page-header-sm .breadcrumb-item.active { color: rgba(255,255,255,0.9); }
.page-header-sm .breadcrumb-item + .breadcrumb-item::before { color: rgba(255,255,255,0.4); }
.page-header-sm .page-title { font-size: 1.6rem; }

/* ===== Hero Section ===== */
.hero-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 60%, #2a4080 100%);
    min-height: 520px; display: flex; align-items: center;
    padding: 80px 0; overflow: hidden; position: relative;
}
.hero-section::before {
    content: ''; position: absolute; inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero-content { position: relative; }
.hero-badge {
    display: inline-block; background: rgba(196,30,58,0.2); color: #ff6b80;
    border: 1px solid rgba(196,30,58,0.4); border-radius: 20px;
    padding: 4px 16px; font-size: 0.85rem; margin-bottom: 16px;
}
.hero-title {
    font-size: 3rem; font-weight: 700; color: #fff;
    line-height: 1.2; margin-bottom: 20px;
}
.hero-title span { color: #ff8099; }
.hero-desc { color: rgba(255,255,255,0.8); font-size: 1.05rem; max-width: 480px; margin-bottom: 30px; }
.btn-hero-primary {
    background: var(--accent); color: #fff; border: none;
    padding: 14px 32px; border-radius: 30px; font-size: 1rem; font-weight: 600;
    transition: var(--transition); display: inline-flex; align-items: center; gap: 8px;
}
.btn-hero-primary:hover { background: var(--accent-hover); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 25px rgba(196,30,58,0.4); }
.btn-hero-secondary {
    background: transparent; color: rgba(255,255,255,0.9);
    border: 2px solid rgba(255,255,255,0.3); padding: 12px 28px;
    border-radius: 30px; font-size: 1rem; transition: var(--transition);
    display: inline-flex; align-items: center; gap: 8px;
}
.btn-hero-secondary:hover { border-color: #fff; color: #fff; background: rgba(255,255,255,0.1); }
.hero-books { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.hero-book-card {
    width: 130px; border-radius: 12px; overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
    transform: rotate(-3deg); transition: var(--transition);
}
.hero-book-card:nth-child(2) { transform: rotate(2deg) translateY(-20px); }
.hero-book-card:nth-child(3) { transform: rotate(-1deg) translateY(10px); }
.hero-book-card img { width: 100%; height: 190px; object-fit: cover; display: block; }
.book-placeholder-cover {
    width: 130px; height: 190px; border-radius: 12px;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    font-size: 2.5rem; color: rgba(255,255,255,0.5);
}

/* ===== Features Bar ===== */
.features-bar {
    background: #fff; padding: 24px 0;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}
.feature-item { display: flex; align-items: center; gap: 12px; padding: 8px 16px; }
.feature-item i { font-size: 1.6rem; color: var(--accent); }
.feature-item strong { display: block; font-size: 0.9rem; }
.feature-item small { color: var(--text-muted); font-size: 0.8rem; }
.feature-divider { width: 1px; background: var(--border); height: 40px; }

/* ===== Category Pills ===== */
.category-pill-row { display: flex; flex-wrap: wrap; gap: 10px; }
.category-pill {
    background: #fff; border: 2px solid var(--border); color: var(--text-dark);
    padding: 8px 20px; border-radius: 25px; font-size: 0.9rem;
    transition: var(--transition); font-weight: 500; white-space: nowrap;
}
.category-pill:hover, .category-pill.active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ===== Sections ===== */
.section-books { padding: 60px 0; }
.section-books.bg-light-warm { background: var(--light-bg); }
.section-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 30px; }
.section-title {
    font-size: 1.8rem; font-weight: 700; color: var(--primary);
    position: relative; padding-bottom: 12px; margin: 0;
}
.section-title::after {
    content: ''; position: absolute; bottom: 0; left: 0;
    width: 48px; height: 3px; background: var(--accent); border-radius: 2px;
}
.section-link { color: var(--accent); font-size: 0.9rem; font-weight: 500; }
.section-link:hover { color: var(--accent-hover); }
.section-title-sm { font-size: 1.4rem; color: var(--primary); padding-bottom: 10px; margin-bottom: 20px; border-bottom: 2px solid var(--border); }

/* ===== Book Card ===== */
.book-card {
    background: var(--card-bg); border-radius: 12px;
    overflow: hidden; transition: var(--transition);
    box-shadow: 0 2px 10px rgba(0,0,0,0.06); height: 100%;
}
.book-card:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(0,0,0,0.12); }
.book-card-image-wrap { position: relative; overflow: hidden; aspect-ratio: 3/4; background: #f0ebe4; }
.book-card-img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.4s ease; }
.book-card:hover .book-card-img { transform: scale(1.04); }
.book-no-image { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; font-size: 3rem; color: #ccc; background: #f0ebe4; }
.badge-new, .badge-best { position: absolute; top: 10px; font-size: 0.7rem; padding: 3px 10px; border-radius: 12px; font-weight: 600; z-index: 2; }
.badge-new { left: 10px; background: var(--accent); color: #fff; }
.badge-best { right: 10px; background: #f59e0b; color: #fff; }
.badge-detail { position: absolute; bottom: 10px; left: 10px; }
.book-card-actions {
    position: absolute; bottom: 0; left: 0; right: 0;
    background: linear-gradient(transparent, rgba(26,39,68,0.9));
    padding: 30px 12px 12px;
    transform: translateY(100%); transition: var(--transition);
    display: flex; justify-content: center;
}
.book-card:hover .book-card-actions { transform: translateY(0); }
.btn-add-cart {
    background: var(--accent); color: #fff; border: none;
    padding: 8px 18px; border-radius: 20px; font-size: 0.82rem; font-weight: 600;
    cursor: pointer; transition: var(--transition);
    display: flex; align-items: center; gap: 6px; white-space: nowrap;
}
.btn-add-cart:hover { background: var(--accent-hover); }
.book-card-body { padding: 14px; }
.book-card-format { font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 4px; }
.book-card-title { font-size: 0.92rem; font-weight: 600; margin-bottom: 4px; line-height: 1.4; font-family: 'Playfair Display', serif; }
.book-card-title a { color: var(--text-dark); }
.book-card-title a:hover { color: var(--accent); }
.book-card-author { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 8px; }
.book-card-price { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.price-original { text-decoration: line-through; color: var(--text-muted); font-size: 0.82rem; }
.price-discounted { color: var(--accent); font-weight: 700; font-size: 1rem; }
.price-main { color: var(--primary); font-weight: 700; font-size: 1rem; }
.price-discount-badge { background: #fef3c7; color: #92400e; font-size: 0.7rem; font-weight: 700; padding: 1px 6px; border-radius: 8px; }

/* ===== Book Detail ===== */
.book-detail-image-wrap { position: relative; text-align: center; }
.book-detail-img { max-height: 480px; width: 100%; object-fit: contain; border-radius: 12px; box-shadow: 0 20px 60px rgba(0,0,0,0.15); }
.book-detail-no-image { height: 380px; background: #f0ebe4; border-radius: 12px; display: flex; flex-direction: column; align-items: center; justify-content: center; color: #ccc; font-size: 4rem; }
.book-detail-author { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 6px; }
.book-detail-author a { color: var(--accent); }
.book-detail-title { font-size: 2rem; font-weight: 700; margin-bottom: 12px; line-height: 1.3; }
.book-detail-translator { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 16px; }
.book-detail-price-block { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.price-original-lg { text-decoration: line-through; color: var(--text-muted); font-size: 1.1rem; }
.price-discounted-lg { color: var(--accent); font-weight: 700; font-size: 2rem; }
.price-main-lg { color: var(--primary); font-weight: 700; font-size: 2rem; }
.price-discount-badge-lg { background: var(--accent); color: #fff; font-size: 0.85rem; font-weight: 700; padding: 4px 12px; border-radius: 16px; }
.book-stock-info { font-size: 0.9rem; margin-bottom: 20px; }
.in-stock { color: #059669; }
.out-stock { color: #dc2626; }
.book-add-cart-block { margin-bottom: 24px; }
.qty-selector { display: flex; align-items: center; border: 2px solid var(--border); border-radius: 8px; overflow: hidden; }
.qty-btn { background: var(--light-bg); border: none; width: 36px; height: 38px; font-size: 1.1rem; cursor: pointer; transition: var(--transition); }
.qty-btn:hover { background: var(--primary); color: #fff; }
.qty-input { width: 52px; height: 38px; text-align: center; border: none; border-left: 2px solid var(--border); border-right: 2px solid var(--border); font-weight: 600; }
.qty-input:focus { outline: none; }
.btn-add-to-cart-lg { background: var(--accent); color: #fff; border: none; padding: 10px 30px; border-radius: 8px; font-size: 1rem; font-weight: 600; cursor: pointer; transition: var(--transition); flex: 1; }
.btn-add-to-cart-lg:hover { background: var(--accent-hover); transform: translateY(-1px); }
.book-detail-table .table th { width: 140px; color: var(--text-muted); font-weight: 500; }
.book-detail-table .table td, .book-detail-table .table th { padding: 8px 12px; }
.book-description { background: #fff; border-radius: 12px; padding: 30px; box-shadow: 0 2px 10px rgba(0,0,0,0.04); }
.book-desc-content { color: var(--text-dark); line-height: 1.8; }

/* ===== Filter Sidebar ===== */
.filter-sidebar { background: #fff; border-radius: 12px; padding: 20px; box-shadow: 0 2px 10px rgba(0,0,0,0.05); }
.filter-heading { font-size: 1rem; font-weight: 700; color: var(--primary); margin-bottom: 16px; padding-bottom: 10px; border-bottom: 2px solid var(--border); }
.category-list { list-style: none; padding: 0; margin: 0; }
.category-list li { margin-bottom: 4px; }
.category-list a { display: block; padding: 8px 12px; border-radius: 8px; color: var(--text-dark); font-size: 0.9rem; transition: var(--transition); }
.category-list a:hover, .category-list a.active { background: var(--light-bg); color: var(--accent); }
.list-controls { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.results-count { color: var(--text-muted); font-size: 0.9rem; }
.sort-select .form-select { min-width: 200px; }

/* ===== Cart ===== */
.cart-items { background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 2px 10px rgba(0,0,0,0.05); }
.cart-item { display: flex; align-items: center; gap: 16px; padding: 16px 20px; border-bottom: 1px solid var(--border); }
.cart-item:last-child { border-bottom: none; }
.cart-item-image { width: 70px; flex-shrink: 0; }
.cart-item-image img { width: 70px; height: 100px; object-fit: cover; border-radius: 6px; }
.cart-no-image { width: 70px; height: 100px; background: var(--light-bg); border-radius: 6px; display: flex; align-items: center; justify-content: center; color: #ccc; font-size: 1.8rem; }
.cart-item-info { flex: 1; }
.cart-item-title { font-size: 0.95rem; font-weight: 600; margin-bottom: 4px; }
.cart-item-author { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 4px; }
.cart-item-price { color: var(--accent); font-weight: 600; margin: 0; }
.cart-item-qty { flex-shrink: 0; }
.qty-btn-sm { background: var(--light-bg); border: 1px solid var(--border); width: 28px; height: 28px; border-radius: 6px; cursor: pointer; font-size: 1rem; }
.qty-input-sm { width: 40px; height: 28px; text-align: center; border: 1px solid var(--border); border-radius: 6px; font-weight: 600; }
.cart-item-total { font-weight: 700; font-size: 1rem; min-width: 80px; text-align: right; }
.btn-remove { background: none; border: none; color: #dc2626; cursor: pointer; font-size: 1.1rem; padding: 4px 8px; border-radius: 6px; transition: var(--transition); }
.btn-remove:hover { background: #fee2e2; }
.cart-summary { background: #fff; border-radius: 12px; padding: 24px; box-shadow: 0 2px 10px rgba(0,0,0,0.05); }
.cart-summary-title { font-size: 1.1rem; margin-bottom: 20px; padding-bottom: 12px; border-bottom: 2px solid var(--border); }
.cart-summary-row { display: flex; justify-content: space-between; margin-bottom: 10px; font-size: 0.95rem; }
.cart-summary-total { display: flex; justify-content: space-between; font-size: 1.1rem; font-weight: 700; padding-top: 12px; border-top: 2px solid var(--border); margin-top: 4px; }
.free-shipping-notice { background: #dcfce7; color: #15803d; padding: 10px 14px; border-radius: 8px; font-size: 0.85rem; margin-top: 12px; }
.btn-checkout { background: var(--accent); color: #fff; border: none; padding: 14px; border-radius: 8px; font-weight: 600; font-size: 1rem; transition: var(--transition); }
.btn-checkout:hover { background: var(--accent-hover); color: #fff; }
.empty-cart { padding: 60px 0; }
.order-success-card { max-width: 520px; margin: 80px auto; background: #fff; border-radius: 16px; padding: 50px; box-shadow: 0 8px 40px rgba(0,0,0,0.1); }
.success-icon { font-size: 4rem; color: #059669; }
.checkout-section { background: #fff; border-radius: 12px; padding: 24px; box-shadow: 0 2px 10px rgba(0,0,0,0.05); }
.checkout-section-title { font-size: 1rem; font-weight: 700; margin-bottom: 20px; color: var(--primary); }
.payment-placeholder { text-align: center; padding: 30px; background: var(--light-bg); border-radius: 8px; border: 2px dashed var(--border); }
.order-item-row { display: flex; gap: 8px; margin-bottom: 8px; font-size: 0.9rem; }
.order-item-title { flex: 1; }
.order-item-qty { color: var(--text-muted); }
.order-item-price { font-weight: 600; min-width: 80px; text-align: right; }

/* ===== Auth Pages ===== */
.auth-page { min-height: 70vh; display: flex; align-items: center; padding: 60px 0; }
.auth-card { max-width: 420px; margin: 0 auto; background: #fff; border-radius: 16px; padding: 40px; box-shadow: 0 10px 50px rgba(0,0,0,0.1); }
.auth-card-wide { max-width: 640px; }
.auth-header { text-align: center; margin-bottom: 28px; }
.auth-logo { font-size: 2.5rem; color: var(--accent); }
.auth-header h2 { margin: 12px 0 6px; font-size: 1.6rem; }
.auth-header p { color: var(--text-muted); font-size: 0.9rem; }

/* ===== Profile ===== */
.profile-card { background: #fff; border-radius: 12px; padding: 24px; box-shadow: 0 2px 10px rgba(0,0,0,0.05); text-align: center; }
.profile-avatar { font-size: 4rem; color: var(--primary); }
.profile-name { font-size: 1.2rem; margin: 10px 0 4px; }
.profile-email { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 4px; }
.profile-since { color: var(--text-muted); font-size: 0.8rem; }
.order-card { background: #fff; border-radius: 12px; box-shadow: 0 2px 10px rgba(0,0,0,0.05); overflow: hidden; }
.order-card-header { display: flex; justify-content: space-between; align-items: center; padding: 14px 20px; background: var(--light-bg); }
.order-card-body { padding: 14px 20px; }
.order-item-sm { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 4px; }
.order-card-footer { padding: 12px 20px; border-top: 1px solid var(--border); font-size: 0.9rem; }

/* ===== Blog ===== */
.blog-card { background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 2px 10px rgba(0,0,0,0.05); transition: var(--transition); height: 100%; }
.blog-card:hover { transform: translateY(-4px); box-shadow: 0 10px 30px rgba(0,0,0,0.1); }
.blog-card-image { height: 200px; overflow: hidden; }
.blog-card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.blog-card:hover .blog-card-image img { transform: scale(1.05); }
.blog-image-placeholder { height: 200px; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%); display: flex; align-items: center; justify-content: center; font-size: 3rem; color: rgba(255,255,255,0.3); }
.blog-card-body { padding: 20px; }
.blog-meta { display: flex; gap: 14px; font-size: 0.8rem; color: var(--text-muted); margin-bottom: 12px; flex-wrap: wrap; }
.blog-title { font-size: 1.05rem; font-weight: 600; margin-bottom: 10px; line-height: 1.4; }
.blog-title a { color: var(--text-dark); }
.blog-title a:hover { color: var(--accent); }
.blog-summary { font-size: 0.87rem; color: var(--text-muted); line-height: 1.6; margin-bottom: 14px; }
.btn-read-more { color: var(--accent); font-size: 0.87rem; font-weight: 600; }
.btn-read-more:hover { color: var(--accent-hover); }
.blog-detail-img { width: 100%; max-height: 400px; object-fit: cover; border-radius: 12px; }
.blog-detail-title { font-size: 2rem; font-weight: 700; margin-top: 12px; margin-bottom: 16px; }
.blog-lead { font-size: 1.1rem; color: var(--text-muted); border-left: 4px solid var(--accent); padding-left: 16px; margin-bottom: 24px; }
.blog-content { line-height: 1.9; font-size: 1rem; }
.blog-sidebar { background: #fff; border-radius: 12px; padding: 20px; box-shadow: 0 2px 10px rgba(0,0,0,0.05); }
.sidebar-title { font-size: 1.1rem; padding-bottom: 12px; border-bottom: 2px solid var(--border); margin-bottom: 16px; }
.recent-post-item { display: flex; gap: 12px; margin-bottom: 14px; padding-bottom: 14px; border-bottom: 1px solid var(--border); }
.recent-post-item:last-child { border-bottom: none; }
.recent-post-img { width: 55px; height: 55px; object-fit: cover; border-radius: 8px; flex-shrink: 0; }
.recent-post-title { font-size: 0.85rem; font-weight: 600; color: var(--text-dark); display: block; line-height: 1.4; }
.recent-post-title:hover { color: var(--accent); }
.recent-post-date { font-size: 0.75rem; color: var(--text-muted); }

/* ===== Contact ===== */
.contact-form-card, .contact-info-card { background: #fff; border-radius: 12px; padding: 30px; box-shadow: 0 2px 10px rgba(0,0,0,0.05); }
.contact-info-item { display: flex; gap: 16px; margin-bottom: 24px; }
.contact-info-item i { font-size: 1.4rem; color: var(--accent); flex-shrink: 0; margin-top: 2px; }
.contact-info-item strong { display: block; margin-bottom: 2px; }
.contact-info-item p { margin: 0; color: var(--text-muted); }
.contact-info-item a { color: var(--text-muted); }
.contact-info-item a:hover { color: var(--accent); }

/* ===== Authors ===== */
.author-card .author-avatar-wrap { display: flex; justify-content: center; }
.author-avatar { width: 80px; height: 80px; border-radius: 50%; object-fit: cover; box-shadow: 0 4px 15px rgba(0,0,0,0.1); }
.author-avatar-placeholder { width: 80px; height: 80px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--accent)); color: #fff; font-size: 1.6rem; font-weight: 700; display: flex; align-items: center; justify-content: center; }
.author-name { font-size: 0.9rem; font-weight: 600; color: var(--text-dark); margin: 0; }
.author-card:hover .author-name { color: var(--accent); }
.author-detail-photo { width: 160px; height: 160px; border-radius: 50%; object-fit: cover; box-shadow: 0 10px 40px rgba(0,0,0,0.15); }
.author-avatar-placeholder-lg { width: 160px; height: 160px; border-radius: 50%; margin: 0 auto; background: linear-gradient(135deg, var(--primary), var(--accent)); color: #fff; font-size: 3.5rem; font-weight: 700; display: flex; align-items: center; justify-content: center; }
.author-detail-name { font-size: 2rem; font-weight: 700; margin-bottom: 10px; }
.author-bio { color: var(--text-dark); line-height: 1.8; margin-top: 12px; }

/* ===== Footer ===== */
.site-footer { background: var(--primary); color: rgba(255,255,255,0.8); padding: 60px 0 0; }
.footer-top { padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.footer-brand { font-family: 'Playfair Display', serif; font-size: 1.4rem; color: #fff; display: flex; align-items: center; gap: 8px; }
.footer-brand i { color: var(--accent); }
.footer-desc { font-size: 0.88rem; line-height: 1.7; margin: 12px 0 20px; opacity: 0.75; }
.footer-social { display: flex; gap: 10px; }
.footer-social a { width: 36px; height: 36px; border-radius: 50%; background: rgba(255,255,255,0.1); display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.8); font-size: 0.9rem; transition: var(--transition); }
.footer-social a:hover { background: var(--accent); color: #fff; }
.footer-heading { font-family: 'Inter', sans-serif; font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: #fff; margin-bottom: 16px; }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 8px; }
.footer-links a { color: rgba(255,255,255,0.7); font-size: 0.88rem; transition: var(--transition); }
.footer-links a:hover { color: #fff; padding-left: 4px; }
.footer-contact { list-style: none; padding: 0; margin: 0; }
.footer-contact li { display: flex; gap: 10px; margin-bottom: 10px; font-size: 0.88rem; color: rgba(255,255,255,0.7); align-items: flex-start; }
.footer-contact i { color: var(--accent); font-size: 0.9rem; margin-top: 3px; }
.footer-trust { display: flex; gap: 20px; flex-wrap: wrap; justify-content: flex-end; align-items: center; padding: 20px 0; }
.footer-trust-item { display: flex; align-items: center; gap: 6px; font-size: 0.8rem; color: rgba(255,255,255,0.6); }
.footer-trust-item i { font-size: 1rem; color: rgba(255,255,255,0.4); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 16px 0; font-size: 0.82rem; color: rgba(255,255,255,0.5); }

/* ===== Buttons ===== */
.btn-primary { background: var(--accent); border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn-outline-primary { border-color: var(--accent); color: var(--accent); }
.btn-outline-primary:hover { background: var(--accent); border-color: var(--accent); }
.pagination .page-item.active .page-link { background: var(--accent); border-color: var(--accent); }
.pagination .page-link { color: var(--primary); }
.pagination .page-link:hover { color: var(--accent); }

/* ===== Utilities ===== */
.bg-light-warm { background-color: var(--light-bg) !important; }
.text-accent { color: var(--accent) !important; }

/* ===== Responsive ===== */
@media (max-width: 767px) {
    .hero-title { font-size: 2rem; }
    .hero-books { display: none; }
    .features-bar .feature-divider { display: none; }
    .cart-item { flex-wrap: wrap; }
    .auth-card { padding: 24px; }
}

html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}