/* ============================================
   VIBOOK — MAIN CSS
   Theme: Dark Burgundy + Gold + Cream
   ============================================ */

/* ---- CSS Variables ---- */
:root {
    --burgundy:      #6B1E1E;
    --burgundy-dark: #4A1010;
    --burgundy-mid:  #8B2E2E;
    --gold:          #C9A84C;
    --gold-light:    #E2C97E;
    --gold-dark:     #A07830;
    --cream:         #F5ECD7;
    --cream-dark:    #EDD9B0;
    --cream-light:   #FDF6E9;
    --text-dark:     #2C1A1A;
    --text-mid:      #5C3A3A;
    --text-light:    #9C7070;
    --white:         #FFFFFF;
    --card-bg:       #FFFFFF;
    --shadow-sm:     0 2px 8px rgba(107,30,30,0.12);
    --shadow-md:     0 6px 24px rgba(107,30,30,0.18);
    --shadow-lg:     0 16px 48px rgba(107,30,30,0.22);
    --radius:        10px;
    --radius-lg:     16px;
    --transition:    all 0.25s ease;
    --font-display:  'Cinzel', serif;
    --font-body:     'Lato', sans-serif;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-body);
    background: var(--cream-light);
    color: var(--text-dark);
    min-height: 100vh;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; }

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
    position: sticky;
    top: 0;
    z-index: 900;
    background: var(--burgundy-dark);
    border-bottom: 2px solid var(--gold-dark);
    transition: var(--transition);
}
.navbar.scrolled {
    box-shadow: var(--shadow-lg);
    background: rgba(74,16,16,0.97);
    backdrop-filter: blur(10px);
}
.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
    height: 64px;
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Logo — text with decorative underline */
.nav-logo { display: flex; align-items: center; flex-shrink: 0; text-decoration: none; }
.logo-text {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--gold-light);
    letter-spacing: 0.04em;
    position: relative;
    padding-bottom: 4px;
}
.logo-text::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(to right, var(--gold-dark), var(--gold-light), var(--gold-dark));
    border-radius: 2px;
}

/* Search — smaller width */
.nav-search {
    flex: 1;
    max-width: 320px;
    position: relative;
    display: flex;
    align-items: center;
}
.nav-search i {
    position: absolute;
    left: 14px;
    color: var(--gold);
    font-size: 0.9rem;
    pointer-events: none;
}
.nav-search input {
    width: 100%;
    padding: 9px 14px 9px 38px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(201,168,76,0.3);
    border-radius: 24px;
    color: var(--cream);
    font-size: 0.9rem;
    font-family: var(--font-body);
    transition: var(--transition);
}
.nav-search input::placeholder { color: rgba(245,236,215,0.5); }
.nav-search input:focus {
    outline: none;
    background: rgba(255,255,255,0.12);
    border-color: var(--gold);
}
.search-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    left: 0; right: 0;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    display: none;
    z-index: 1000;
    border: 1px solid var(--cream-dark);
}
.search-dropdown.show { display: block; }
.search-result-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    transition: background 0.2s;
    border-bottom: 1px solid #f5f0e8;
}
.search-result-item:hover { background: var(--cream); }
.search-result-item img { width: 36px; height: 48px; object-fit: cover; border-radius: 4px; }
.search-result-item strong { display: block; font-size: 0.85rem; color: var(--text-dark); }
.search-result-item span  { font-size: 0.78rem; color: var(--gold-dark); font-weight: 700; }
.no-results { padding: 14px; text-align: center; color: var(--text-light); font-size: 0.9rem; }

/* Nav Actions */
.nav-actions { display: flex; align-items: center; gap: 6px; margin-left: auto; flex-shrink: 0; }

.nav-btn {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 7px 12px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 24px;
    color: var(--cream);
    font-size: 0.85rem;
    font-family: var(--font-body);
    transition: var(--transition);
}
.nav-btn:hover {
    background: rgba(201,168,76,0.15);
    border-color: rgba(201,168,76,0.4);
    color: var(--gold-light);
}
.nav-btn i { font-size: 0.95rem; }

/* Icon-only buttons */
.icon-btn {
    padding: 8px 10px !important;
    border-radius: 50% !important;
    width: 36px; height: 36px;
    display: flex !important;
    align-items: center;
    justify-content: center;
}
.icon-btn i { font-size: 1rem; margin: 0; }

/* $1 button special style */
.dollar-btn {
    background: var(--gold) !important;
    color: var(--burgundy-dark) !important;
    border-color: transparent !important;
    font-weight: 700;
}
.dollar-btn:hover { background: var(--gold-light) !important; transform: translateY(-1px); }

/* Login / Register */
.login-btn { border-color: rgba(201,168,76,0.5) !important; }
.register-btn { background: var(--gold) !important; color: var(--burgundy-dark) !important; font-weight: 700; }
.register-btn:hover { background: var(--gold-light) !important; }

/* Cart badge */
.cart-btn { position: relative; }
.cart-badge {
    position: absolute;
    top: -5px; right: -5px;
    background: var(--gold);
    color: var(--burgundy-dark);
    font-size: 0.65rem;
    font-weight: 800;
    min-width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--burgundy-dark);
}

/* User avatar */
.user-menu-wrapper { position: relative; }
.user-avatar-btn {
    width: 36px; height: 36px;
    border-radius: 50%;
    border: 2px solid var(--gold);
    overflow: hidden;
    background: var(--burgundy-mid);
    padding: 0;
    transition: var(--transition);
}
.user-avatar-btn:hover { border-color: var(--gold-light); transform: scale(1.05); }
.user-avatar-btn img { width: 100%; height: 100%; object-fit: cover; }
.avatar-initials {
    width: 100%; height: 100%;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 0.95rem;
    color: var(--gold);
    font-family: var(--font-display);
}

/* User dropdown */
.user-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    width: 220px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--cream-dark);
    display: none;
    z-index: 1000;
    overflow: hidden;
}
.user-dropdown.show { display: block; }
.user-dropdown-header {
    padding: 14px 16px;
    background: var(--burgundy-dark);
    border-bottom: 2px solid var(--gold-dark);
}
.user-dropdown-header strong { display: block; color: var(--gold-light); font-size: 0.9rem; }
.user-dropdown-header small  { color: rgba(245,236,215,0.7); font-size: 0.75rem; }
.user-dropdown a {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 16px;
    color: var(--text-dark);
    font-size: 0.88rem;
    transition: background 0.2s;
    border-bottom: 1px solid #f5f0e8;
}
.user-dropdown a:hover { background: var(--cream); color: var(--burgundy); }
.user-dropdown a i { color: var(--gold-dark); width: 16px; }
.dropdown-divider { height: 1px; background: var(--cream-dark); margin: 4px 0; }
.logout-link { color: #c0392b !important; }
.logout-link i { color: #c0392b !important; }

/* Hamburger button */
.hamburger-btn {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 36px; height: 36px;
    background: transparent;
    border: 1px solid rgba(201,168,76,0.4);
    border-radius: 8px;
    padding: 6px;
    flex-shrink: 0;
}
.hamburger-btn span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--gold);
    border-radius: 2px;
    transition: var(--transition);
}
.hamburger-btn:hover { background: rgba(201,168,76,0.12); }

/* ============================================
   SIDE DRAWER
   ============================================ */
.drawer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 1100;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}
.drawer-overlay.show { opacity: 1; pointer-events: all; }

.side-drawer {
    position: fixed;
    top: 0; right: -320px;
    width: 300px;
    max-width: 85vw;
    height: 100vh;
    background: var(--burgundy-dark);
    z-index: 1200;
    display: flex;
    flex-direction: column;
    transition: right 0.35s cubic-bezier(0.4,0,0.2,1);
    overflow-y: auto;
    box-shadow: -8px 0 32px rgba(0,0,0,0.4);
}
.side-drawer.open { right: 0; }

.drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid rgba(201,168,76,0.3);
    background: rgba(0,0,0,0.2);
    flex-shrink: 0;
}
.drawer-close {
    background: transparent;
    border: none;
    color: var(--gold);
    font-size: 1.2rem;
    padding: 4px 8px;
    border-radius: 6px;
    transition: var(--transition);
}
.drawer-close:hover { background: rgba(201,168,76,0.15); }

.drawer-body { flex: 1; padding: 16px 0; }

.drawer-user {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px 18px;
    border-bottom: 1px solid rgba(201,168,76,0.2);
    margin-bottom: 8px;
}
.drawer-avatar {
    width: 44px; height: 44px;
    border-radius: 50%;
    border: 2px solid var(--gold);
    object-fit: cover;
}
.drawer-avatar-initials {
    width: 44px; height: 44px;
    border-radius: 50%;
    background: var(--burgundy-mid);
    border: 2px solid var(--gold);
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 1.1rem;
    color: var(--gold);
    font-family: var(--font-display);
    flex-shrink: 0;
}
.drawer-user strong { display: block; color: var(--cream); font-size: 0.9rem; }
.drawer-user small  { color: rgba(245,236,215,0.6); font-size: 0.75rem; }

.drawer-divider {
    padding: 10px 20px 6px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gold-dark);
    font-family: var(--font-display);
}

.drawer-nav { margin-bottom: 8px; }
.drawer-link, .drawer-categories a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 20px;
    color: rgba(245,236,215,0.85);
    font-size: 0.92rem;
    transition: var(--transition);
    position: relative;
}
.drawer-link:hover, .drawer-categories a:hover {
    background: rgba(201,168,76,0.1);
    color: var(--gold-light);
    padding-left: 26px;
}
.drawer-link i, .drawer-categories a i { color: var(--gold-dark); width: 18px; text-align: center; font-size: 0.9rem; }
.drawer-dollar { color: var(--gold) !important; font-weight: 700; }
.drawer-logout { color: #ff8a80 !important; }
.drawer-logout i { color: #ff8a80 !important; }

.drawer-cart-badge {
    margin-left: auto;
    background: var(--gold);
    color: var(--burgundy-dark);
    font-size: 0.7rem;
    font-weight: 800;
    min-width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
}

.drawer-categories { border-top: 1px solid rgba(201,168,76,0.2); padding-top: 4px; }

/* ============================================
   FILTER SIDEBAR
   ============================================ */
.filter-overlay {
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 800;
    display: none;
}
.filter-overlay.show { display: block; }
.filter-sidebar {
    position: fixed;
    top: 0; left: -340px;
    width: 320px;
    height: 100vh;
    background: var(--white);
    z-index: 850;
    display: flex;
    flex-direction: column;
    transition: left 0.3s ease;
    box-shadow: 4px 0 24px rgba(0,0,0,0.2);
}
.filter-sidebar.show { left: 0; }
.filter-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 20px;
    background: var(--burgundy-dark);
    border-bottom: 2px solid var(--gold-dark);
}
.filter-header h3 { color: var(--gold-light); font-family: var(--font-display); font-size: 1rem; }
.filter-header button { background: transparent; border: none; color: var(--cream); font-size: 1.1rem; }
.filter-body { flex: 1; padding: 20px; overflow-y: auto; }
.filter-group { margin-bottom: 20px; }
.filter-group label { display: block; font-weight: 700; margin-bottom: 8px; color: var(--text-dark); font-size: 0.88rem; text-transform: uppercase; letter-spacing: 0.05em; }
.price-range { display: flex; align-items: center; gap: 10px; }
.price-range input, .filter-select {
    flex: 1;
    padding: 9px 12px;
    border: 1px solid var(--cream-dark);
    border-radius: 8px;
    font-size: 0.9rem;
    background: var(--cream-light);
    color: var(--text-dark);
    font-family: var(--font-body);
}
.price-range input:focus, .filter-select:focus { outline: none; border-color: var(--gold); }
.filter-footer { padding: 16px 20px; border-top: 1px solid var(--cream-dark); display: flex; gap: 10px; }
.btn-filter-apply {
    flex: 1; padding: 10px;
    background: var(--burgundy);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-weight: 700;
    transition: var(--transition);
}
.btn-filter-apply:hover { background: var(--burgundy-dark); }
.btn-filter-reset {
    padding: 10px 16px;
    background: transparent;
    color: var(--text-mid);
    border: 1px solid var(--cream-dark);
    border-radius: 8px;
    transition: var(--transition);
}
.btn-filter-reset:hover { background: var(--cream); }

/* ============================================
   MAIN CONTENT
   ============================================ */
.main-content { min-height: calc(100vh - 64px - 300px); }

/* ============================================
   PAGE HERO BANNER
   ============================================ */
.page-hero {
    background: linear-gradient(135deg, var(--burgundy-dark) 0%, var(--burgundy) 60%, var(--burgundy-mid) 100%);
    padding: 36px 20px;
    border-bottom: 3px solid var(--gold-dark);
    position: relative;
    overflow: hidden;
}
.page-hero::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='%23C9A84C' fill-opacity='0.04'%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");
    opacity: 0.6;
}
.page-hero .container { max-width: 1280px; margin: 0 auto; padding: 0 20px; position: relative; }
.page-hero-title {
    font-family: var(--font-display);
    font-size: clamp(1.4rem, 3vw, 2.2rem);
    color: var(--gold-light);
    text-shadow: 0 2px 8px rgba(0,0,0,0.4);
}
.page-hero-sub { color: rgba(245,236,215,0.7); margin-top: 6px; font-size: 0.95rem; }

/* ============================================
   HOME PAGE — SLIDER
   ============================================ */
.hero-slider {
    position: relative;
    background: var(--burgundy-dark);
    overflow: hidden;
    margin: 0;
    /* ── حد أقصى للارتفاع حتى لا يطغى على باقي الصفحة ── */
    max-height: 320px;
    border-bottom: 2px solid rgba(201,168,76,0.25);
}
.slider-track { display: flex; transition: transform 0.6s cubic-bezier(0.4,0,0.2,1); }
.slide {
    min-width: 100%;
    position: relative;
    height: clamp(200px, 28vw, 320px);   /* ⬇️ مضغوط وأنيق */
    overflow: hidden;
}
.slide img {
    width: 100%; height: 100%;
    object-fit: cover;
    object-position: center 30%;          /* يركز على الجزء العلوي من الصورة */
}
.slide-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to right,
        rgba(74,16,16,0.82) 25%,
        rgba(74,16,16,0.15) 65%,
        transparent 100%
    );
}
.slide-content {
    position: absolute;
    bottom: 0; left: 0;
    padding: clamp(14px, 3vw, 32px);
    max-width: 480px;
}
.slide-content h2 {
    font-family: var(--font-display);
    font-size: clamp(1rem, 2.4vw, 1.7rem);    /* ⬇️ أصغر وأكثر تناسقاً */
    color: var(--gold-light);
    line-height: 1.25;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
    margin-bottom: 7px;
}
.slide-content p {
    color: rgba(245,236,215,0.8);
    font-size: 0.82rem;
    margin-bottom: 12px;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.slide-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 7px 18px;
    background: var(--gold);
    color: var(--burgundy-dark);
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.82rem;
    transition: var(--transition);
}
.slide-btn:hover { background: var(--gold-light); transform: translateY(-2px); box-shadow: 0 6px 18px rgba(201,168,76,0.38); }

/* Slider controls */
.slider-btn {
    position: absolute;
    top: 50%; transform: translateY(-50%);
    background: rgba(74,16,16,0.65);
    border: 1px solid rgba(201,168,76,0.35);
    color: var(--gold);
    width: 34px; height: 34px;
    border-radius: 50%;
    font-size: 0.85rem;
    display: flex; align-items: center; justify-content: center;
    z-index: 10;
    transition: var(--transition);
    backdrop-filter: blur(4px);
}
.slider-btn:hover { background: var(--burgundy); border-color: var(--gold); }
.slider-btn.prev { left: 12px; }
.slider-btn.next { right: 12px; }
.slider-dots {
    position: absolute; bottom: 10px;
    left: 50%; transform: translateX(-50%);
    display: flex; gap: 5px;
}
.slider-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: rgba(201,168,76,0.35);
    border: none;
    transition: var(--transition);
    cursor: pointer;
}
.slider-dot.active {
    background: var(--gold);
    transform: scale(1.4);
    width: 18px;         /* dot نشط يتمدد أفقياً */
    border-radius: 3px;
}

/* ============================================
   SECTION TITLES
   ============================================ */
.section-title {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--cream-dark);
}
.section-title h2 {
    font-family: var(--font-display);
    font-size: clamp(1rem, 2.2vw, 1.4rem);
    color: var(--burgundy-dark);
    letter-spacing: 0.02em;
}
.section-title::before {
    content: '';
    width: 5px; height: 28px;
    background: linear-gradient(to bottom, var(--gold), var(--gold-dark));
    border-radius: 3px;
    flex-shrink: 0;
}

/* ============================================
   BOOK CARDS GRID
   ============================================ */
.books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 20px;
}

/* ---- Book Card ---- */
.book-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--cream-dark);
    transition: var(--transition);
    cursor: pointer;
    box-shadow: var(--shadow-sm);
}
.book-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--gold-dark);
}

/* Book cover — tall ratio like real book */
.book-cover {
    position: relative;
    aspect-ratio: 3/4;
    overflow: hidden;
    background: var(--cream);
}
.book-cover img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.book-card:hover .book-cover img { transform: scale(1.04); }

/* Badges on card */
.book-badge {
    position: absolute;
    top: 8px; right: 8px;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}
.badge-dollar { background: var(--gold); color: var(--burgundy-dark); }
.badge-best   { background: var(--burgundy); color: var(--gold-light); }

/* Quick actions overlay */
.book-actions {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    background: linear-gradient(to top, rgba(74,16,16,0.9) 0%, transparent 100%);
    padding: 32px 10px 10px;
    display: flex;
    gap: 6px;
    justify-content: center;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}
.book-card:hover .book-actions { transform: translateY(0); }
.btn-quick {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    border: none;
    transition: var(--transition);
    display: flex; align-items: center; gap: 5px;
}
.btn-quick.cart { background: var(--gold); color: var(--burgundy-dark); }
.btn-quick.cart:hover { background: var(--gold-light); }
.btn-quick.save { background: rgba(255,255,255,0.2); color: var(--cream); border: 1px solid rgba(255,255,255,0.3); }
.btn-quick.save:hover { background: rgba(255,255,255,0.35); }

/* Book info below cover */
.book-info {
    padding: 10px 10px 12px;
    background: var(--white);
    border-top: 2px solid var(--cream-dark);
}
.book-info h3 {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--text-dark);
    line-height: 1.35;
    margin-bottom: 4px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.book-info .book-category {
    font-size: 0.7rem;
    color: var(--text-light);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.book-price-row { display: flex; align-items: center; justify-content: space-between; }
.book-price {
    font-size: 0.88rem;
    font-weight: 800;
    color: var(--burgundy);
}
.book-price.dollar { color: var(--gold-dark); }
.book-rating { display: flex; align-items: center; gap: 3px; font-size: 0.7rem; }
.star-active { color: var(--gold); }
.star-empty  { color: #ddd; }

/* ============================================
   HOME PAGE LAYOUT
   ============================================ */
.home-layout {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 0;
    max-width: 1280px;
    margin: 0 auto;
    min-height: 60vh;
}

/* Left sidebar categories */
.categories-sidebar {
    background: var(--white);
    border-right: 1px solid var(--cream-dark);
    padding: 20px 0;
    position: sticky;
    top: 64px;
    height: calc(100vh - 64px);
    overflow-y: auto;
}
.cat-sidebar-title {
    padding: 0 16px 12px;
    font-family: var(--font-display);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gold-dark);
    border-bottom: 1px solid var(--cream-dark);
    margin-bottom: 8px;
}
.cat-sidebar-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    color: var(--text-mid);
    font-size: 0.88rem;
    transition: var(--transition);
    border-left: 3px solid transparent;
}
.cat-sidebar-link:hover, .cat-sidebar-link.active {
    background: var(--cream-light);
    color: var(--burgundy);
    border-left-color: var(--gold);
}
.cat-sidebar-link i { color: var(--gold-dark); width: 16px; text-align: center; font-size: 0.85rem; }

/* Main content area */
.home-main { padding: 28px 28px 40px; }
.home-section { margin-bottom: 40px; }

/* ============================================
   BUTTONS — GLOBAL
   ============================================ */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 11px 24px;
    background: var(--burgundy);
    color: var(--white);
    border: none;
    border-radius: var(--radius);
    font-weight: 700;
    font-size: 0.9rem;
    font-family: var(--font-body);
    transition: var(--transition);
    cursor: pointer;
}
.btn-primary:hover { background: var(--burgundy-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }

.btn-gold {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 11px 24px;
    background: var(--gold);
    color: var(--burgundy-dark);
    border: none;
    border-radius: var(--radius);
    font-weight: 700;
    font-size: 0.9rem;
    font-family: var(--font-body);
    transition: var(--transition);
    cursor: pointer;
}
.btn-gold:hover { background: var(--gold-light); transform: translateY(-1px); }

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    background: transparent;
    color: var(--burgundy);
    border: 2px solid var(--burgundy);
    border-radius: var(--radius);
    font-weight: 700;
    font-size: 0.9rem;
    font-family: var(--font-body);
    transition: var(--transition);
    cursor: pointer;
}
.btn-outline:hover { background: var(--burgundy); color: var(--white); }

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--burgundy-dark);
    border-top: 3px solid var(--gold-dark);
    padding: 48px 0 0;
    margin-top: 60px;
}
.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px 40px;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 2fr;
    gap: 40px;
}

/* Footer logo text */
.footer-logo-text {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--gold-light);
    letter-spacing: 0.05em;
    position: relative;
    padding-bottom: 5px;
    margin-bottom: 14px;
    text-decoration: none;
}
.footer-logo-text::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(to right, var(--gold-dark), var(--gold-light), var(--gold-dark));
    border-radius: 2px;
}

.footer-brand p {
    color: rgba(245,236,215,0.6);
    font-size: 0.88rem;
    line-height: 1.7;
    margin: 14px 0 18px;
    max-width: 260px;
}

/* Social icons */
.footer-social { display: flex; gap: 8px; flex-wrap: wrap; }
.footer-social a, .footer-social-mobile a {
    width: 36px; height: 36px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.85rem;
    transition: var(--transition);
    color: var(--white);
    border: none;
}
.footer-social-mobile { display: none; flex-wrap: wrap; gap: 8px; margin-top: 14px; }

/* Per-brand colors */
.social-fb { background: #1877F2; }
.social-fb:hover { background: #0d6fd8; transform: translateY(-2px); }
.social-ig { background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); }
.social-ig:hover { opacity: 0.85; transform: translateY(-2px); }
.social-x  { background: #000000; }
.social-x:hover  { background: #222; transform: translateY(-2px); }
.social-yt { background: #FF0000; }
.social-yt:hover { background: #cc0000; transform: translateY(-2px); }
.social-tt { background: #000000; }
.social-tt:hover { background: #333; transform: translateY(-2px); }

/* Drawer social */
.drawer-social {
    display: flex;
    gap: 10px;
    padding: 16px 20px;
    border-top: 1px solid rgba(201,168,76,0.2);
    flex-wrap: wrap;
}
.drawer-social a {
    width: 36px; height: 36px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.88rem;
    color: var(--white);
    transition: var(--transition);
}
.drawer-social a:hover { transform: scale(1.1); }

.footer-links h4, .footer-newsletter h4 {
    font-family: var(--font-display);
    color: var(--gold-light);
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(201,168,76,0.2);
}
.footer-links a {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(245,236,215,0.6);
    font-size: 0.85rem;
    padding: 4px 0;
    transition: color 0.2s;
}
.footer-links a i { color: var(--gold-dark); font-size: 0.75rem; width: 14px; }
.footer-links a:hover { color: var(--gold-light); }

.footer-newsletter p { color: rgba(245,236,215,0.6); font-size: 0.85rem; margin-bottom: 14px; }
.newsletter-form { display: flex; gap: 0; }
.newsletter-form input {
    flex: 1;
    padding: 10px 14px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(201,168,76,0.3);
    border-right: none;
    border-radius: 8px 0 0 8px;
    color: var(--cream);
    font-size: 0.88rem;
    font-family: var(--font-body);
}
.newsletter-form input::placeholder { color: rgba(245,236,215,0.4); }
.newsletter-form input:focus { outline: none; border-color: var(--gold); }
.newsletter-form button {
    padding: 10px 16px;
    background: var(--gold);
    border: none;
    border-radius: 0 8px 8px 0;
    color: var(--burgundy-dark);
    font-size: 0.9rem;
    transition: var(--transition);
}
.newsletter-form button:hover { background: var(--gold-light); }

.footer-bottom {
    border-top: 1px solid rgba(201,168,76,0.15);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    color: rgba(245,236,215,0.4);
    font-size: 0.8rem;
}
.footer-bottom-social { display: flex; gap: 10px; }
.footer-bottom-social a {
    color: rgba(245,236,215,0.4);
    font-size: 0.85rem;
    transition: color 0.2s;
}
.footer-bottom-social a:hover { color: var(--gold-light); }

/* ============================================
   TOAST
   ============================================ */
.toast {
    position: fixed;
    bottom: 24px; right: 24px;
    padding: 13px 20px;
    background: var(--burgundy-dark);
    color: var(--cream);
    border-radius: var(--radius);
    border-left: 4px solid var(--gold);
    font-size: 0.9rem;
    z-index: 9999;
    box-shadow: var(--shadow-lg);
    transform: translateX(120%);
    transition: transform 0.35s cubic-bezier(0.4,0,0.2,1);
    max-width: 320px;
}
.toast.show { transform: translateX(0); }
.toast.success { border-left-color: #4caf50; }
.toast.error   { border-left-color: #f44336; }

/* ============================================
   FORMS (login, register, etc.)
   ============================================ */
.auth-page {
    min-height: calc(100vh - 64px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    background: linear-gradient(135deg, var(--cream-light) 0%, var(--cream) 100%);
}
.auth-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--cream-dark);
}
.auth-logo {
    text-align: center;
    margin-bottom: 28px;
}
.auth-logo img { height: 52px; margin: 0 auto 12px; }
.auth-logo h1 { font-family: var(--font-display); font-size: 1.5rem; color: var(--burgundy-dark); }
.auth-logo p { color: var(--text-light); font-size: 0.88rem; margin-top: 4px; }

.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-weight: 700; font-size: 0.85rem; color: var(--text-dark); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.04em; }
.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 11px 14px;
    border: 1.5px solid var(--cream-dark);
    border-radius: var(--radius);
    font-size: 0.92rem;
    font-family: var(--font-body);
    color: var(--text-dark);
    background: var(--cream-light);
    transition: var(--transition);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--gold);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(201,168,76,0.1);
}
.btn-form {
    width: 100%;
    padding: 12px;
    background: var(--burgundy);
    color: var(--white);
    border: none;
    border-radius: var(--radius);
    font-weight: 700;
    font-size: 1rem;
    font-family: var(--font-body);
    transition: var(--transition);
    margin-top: 6px;
}
.btn-form:hover { background: var(--burgundy-dark); transform: translateY(-1px); }

.google-btn {
    width: 100%;
    padding: 11px;
    background: var(--white);
    border: 1.5px solid var(--cream-dark);
    border-radius: var(--radius);
    color: var(--text-dark);
    font-size: 0.92rem;
    font-family: var(--font-body);
    display: flex; align-items: center; justify-content: center; gap: 10px;
    transition: var(--transition);
    margin-bottom: 20px;
}
.google-btn:hover { background: var(--cream-light); border-color: var(--gold-dark); }
.google-btn img { height: 20px; }

.auth-divider { display: flex; align-items: center; gap: 12px; margin: 16px 0; }
.auth-divider::before, .auth-divider::after { content: ''; flex: 1; height: 1px; background: var(--cream-dark); }
.auth-divider span { color: var(--text-light); font-size: 0.8rem; }

.auth-link { text-align: center; margin-top: 20px; font-size: 0.88rem; color: var(--text-mid); }
.auth-link a { color: var(--burgundy); font-weight: 700; }
.auth-link a:hover { color: var(--gold-dark); }

/* ============================================
   BOOK PROFILE PAGE
   ============================================ */
.book-profile-section { padding: 40px 0; }
.book-profile-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 40px;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}
.book-profile-cover {
    position: sticky;
    top: 84px;
    height: fit-content;
}
.book-profile-cover img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 3px solid var(--cream-dark);
}
.book-profile-actions { margin-top: 16px; display: flex; flex-direction: column; gap: 10px; }
.book-profile-info h1 { font-family: var(--font-display); font-size: clamp(1.3rem, 3vw, 2rem); color: var(--burgundy-dark); margin-bottom: 10px; }
.book-profile-price { font-size: 1.6rem; font-weight: 800; color: var(--burgundy); margin: 14px 0; }
.book-profile-price.dollar { color: var(--gold-dark); }
.book-rating-row { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; }
.book-description { line-height: 1.8; color: var(--text-mid); font-size: 0.95rem; }

/* ============================================
   CART & CHECKOUT
   ============================================ */
.cart-section { padding: 40px 0; }
.cart-layout { display: grid; grid-template-columns: 1fr 340px; gap: 28px; max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.cart-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--white);
    border-radius: var(--radius);
    border: 1px solid var(--cream-dark);
    margin-bottom: 12px;
    transition: var(--transition);
}
.cart-item:hover { box-shadow: var(--shadow-sm); }
.cart-item-img { width: 64px; height: 84px; object-fit: cover; border-radius: 6px; flex-shrink: 0; }
.cart-item-info h4 { font-weight: 700; color: var(--text-dark); margin-bottom: 4px; }
.cart-item-rating { display: flex; gap: 2px; margin-bottom: 4px; }
.cart-item-price { font-weight: 800; color: var(--burgundy); font-size: 0.9rem; }
.cart-item-remove {
    margin-left: auto;
    background: transparent;
    border: 1px solid #ffd0d0;
    color: #e57373;
    width: 32px; height: 32px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.85rem;
    flex-shrink: 0;
    transition: var(--transition);
}
.cart-item-remove:hover { background: #ffebee; color: #c0392b; }
.cart-summary {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 24px;
    border: 1px solid var(--cream-dark);
    position: sticky;
    top: 84px;
    height: fit-content;
    box-shadow: var(--shadow-sm);
}
.summary-title { font-family: var(--font-display); color: var(--burgundy-dark); font-size: 1.1rem; margin-bottom: 18px; }
.summary-row { display: flex; justify-content: space-between; font-size: 0.9rem; color: var(--text-mid); margin-bottom: 10px; }
.total-row { font-size: 1.1rem; font-weight: 800; color: var(--text-dark); border-top: 2px solid var(--cream-dark); padding-top: 12px; margin-top: 4px; }
.btn-checkout {
    display: flex; align-items: center; justify-content: center; gap: 8px;
    width: 100%; padding: 13px;
    background: var(--burgundy);
    color: var(--white);
    border: none;
    border-radius: var(--radius);
    font-weight: 700;
    font-size: 1rem;
    font-family: var(--font-body);
    margin-top: 16px;
    transition: var(--transition);
}
.btn-checkout:hover { background: var(--burgundy-dark); }
.discount-row { display: flex; gap: 8px; margin: 14px 0; }
.discount-field {
    flex: 1;
    padding: 9px 12px;
    border: 1.5px solid var(--cream-dark);
    border-radius: 8px;
    font-size: 0.88rem;
    font-family: var(--font-body);
}
.discount-field:focus { outline: none; border-color: var(--gold); }
.discount-apply-btn {
    padding: 9px 14px;
    background: var(--gold);
    color: var(--burgundy-dark);
    border: none;
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.85rem;
}
.discount-msg { font-size: 0.82rem; margin-top: 4px; }
.discount-msg.success { color: #2e7d32; }
.discount-msg.error   { color: #c0392b; }

/* ============================================
   MY BOOKS PAGE
   ============================================ */
.my-books-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 20px; }
.my-book-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--cream-dark);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}
.my-book-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.my-book-cover { aspect-ratio: 3/4; overflow: hidden; }
.my-book-cover img { width: 100%; height: 100%; object-fit: cover; }
.my-book-info { padding: 12px; border-top: 2px solid var(--gold-dark); }
.my-book-info h4 { font-size: 0.88rem; font-weight: 700; color: var(--text-dark); margin-bottom: 10px; }
.my-book-actions { display: flex; gap: 6px; }
.btn-read, .btn-download {
    flex: 1;
    padding: 7px 8px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    border: none;
    display: flex; align-items: center; justify-content: center; gap: 5px;
    transition: var(--transition);
    text-decoration: none;
}
.btn-read { background: var(--burgundy); color: var(--white); }
.btn-read:hover { background: var(--burgundy-dark); }
.btn-download { background: var(--cream); color: var(--burgundy); border: 1px solid var(--cream-dark); }
.btn-download:hover { background: var(--cream-dark); }

/* ============================================
   EMPTY STATE
   ============================================ */
.empty-state-page {
    text-align: center;
    padding: 80px 20px;
    color: var(--text-light);
}
.empty-state-page i { font-size: 3rem; color: var(--cream-dark); margin-bottom: 16px; display: block; }
.empty-state-page h3 { font-family: var(--font-display); font-size: 1.2rem; color: var(--text-mid); margin-bottom: 10px; }
.empty-state-page p { font-size: 0.9rem; margin-bottom: 24px; }
.btn-primary-main { display: inline-block; padding: 11px 28px; background: var(--burgundy); color: var(--white); border-radius: var(--radius); font-weight: 700; transition: var(--transition); }
.btn-primary-main:hover { background: var(--burgundy-dark); }

/* ============================================
   CATEGORY PAGE
   ============================================ */
.category-section { padding: 32px 0; }
.category-container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.category-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 28px; flex-wrap: wrap; gap: 12px; }
.category-header h1 { font-family: var(--font-display); font-size: clamp(1.1rem, 2.5vw, 1.6rem); color: var(--burgundy-dark); }
.pagination { display: flex; align-items: center; gap: 6px; margin-top: 40px; justify-content: center; }
.page-btn {
    min-width: 36px; height: 36px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 8px;
    border: 1px solid var(--cream-dark);
    color: var(--text-mid);
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition);
    background: var(--white);
}
.page-btn:hover, .page-btn.active { background: var(--burgundy); color: var(--white); border-color: var(--burgundy); }

/* ============================================
   SUPPORT PAGE
   ============================================ */
.support-section { padding: 40px 0; }
.support-container { max-width: 700px; margin: 0 auto; padding: 0 24px; }
.support-card { background: var(--white); border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow-md); border: 1px solid var(--cream-dark); }
.support-card h2 { font-family: var(--font-display); color: var(--burgundy-dark); margin-bottom: 24px; font-size: 1.3rem; }

/* ============================================
   SETTINGS PAGE
   ============================================ */
.settings-section { padding: 40px 0; max-width: 600px; margin: 0 auto; padding-left: 24px; padding-right: 24px; }
.settings-card { background: var(--white); border-radius: var(--radius-lg); padding: 32px; box-shadow: var(--shadow-sm); border: 1px solid var(--cream-dark); margin-bottom: 20px; }
.settings-card h3 { font-family: var(--font-display); color: var(--burgundy-dark); margin-bottom: 20px; font-size: 1.1rem; padding-bottom: 12px; border-bottom: 2px solid var(--cream-dark); }

/* ============================================
   ONE DOLLAR PAGE
   ============================================ */
.one-dollar-hero {
    background: linear-gradient(135deg, var(--gold-dark) 0%, var(--gold) 50%, var(--gold-light) 100%);
    padding: 40px 20px;
    text-align: center;
}
.one-dollar-hero h1 { font-family: var(--font-display); font-size: clamp(1.5rem, 4vw, 2.5rem); color: var(--burgundy-dark); }
.one-dollar-hero p { color: var(--burgundy); margin-top: 8px; font-size: 1rem; }

/* ============================================
   ADMIN CARD (used in pages)
   ============================================ */
.admin-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px;
    border: 1px solid var(--cream-dark);
    box-shadow: var(--shadow-sm);
    margin-bottom: 20px;
}
.admin-page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; flex-wrap: wrap; gap: 12px; }
.admin-page-title { font-family: 'Cairo', sans-serif; font-size: 1.4rem; color: var(--burgundy-dark); font-weight: 700; }

/* ============================================
   ERROR PAGE
   ============================================ */
.error-page { text-align: center; padding: 100px 20px; }
.error-page h1 { font-family: var(--font-display); font-size: 4rem; color: var(--burgundy); }
.error-page h2 { font-size: 1.3rem; color: var(--text-mid); margin: 12px 0; }
.error-page p { color: var(--text-light); margin-bottom: 28px; }

/* ============================================
   CONTAINER UTILITY
   ============================================ */
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .home-layout { grid-template-columns: 1fr; }
    .categories-sidebar { display: none; }
    .footer-container { grid-template-columns: 1fr 1fr; }
    .footer-social { display: none; }
    .footer-social-mobile { display: flex; }
}

@media (max-width: 768px) {
    .nav-search { max-width: 200px; }
    .nav-btn span { display: none; }
    .dollar-btn span { display: inline; }
    .login-btn, .register-btn { display: none; }
    .book-profile-layout { grid-template-columns: 1fr; }
    .book-profile-cover { position: static; }
    .cart-layout { grid-template-columns: 1fr; }
    .cart-summary { position: static; }
    .books-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 14px; }
    .footer-container { grid-template-columns: 1fr; gap: 24px; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .home-main { padding: 16px; }
    .footer-social-mobile { display: flex; }
}

@media (max-width: 520px) {
    .nav-container { padding: 0 12px; gap: 8px; }
    .nav-search { max-width: 140px; }
    .nav-search input { font-size: 0.8rem; padding: 7px 8px 7px 28px; }
    .books-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .auth-card { padding: 28px 20px; }
    .logo-text { font-size: 1.15rem; }
}