@charset "UTF-8";

/* ==========================================================================
   AN-LIBRARY.COM 2.0 - ULTRA LUXURY MODERN DESIGN SYSTEM
   ========================================================================== */

:root {
    --primary: #059669;
    --primary-hover: #047857;
    --primary-light: #10b981;
    --primary-soft: #ecfdf5;
    --primary-border: #a7f3d0;
    
    --bg-main: #ffffff;
    --bg-subtle: #f8fafc;
    --bg-card: #ffffff;
    --bg-card-hover: #f1f5f9;
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    --border-color: #e2e8f0;
    --border-subtle: #f1f5f9;
    
    --shadow-soft: 0 4px 20px -2px rgba(0, 0, 0, 0.05);
    --shadow-hover: 0 20px 35px -5px rgba(0, 0, 0, 0.08);
    --shadow-emerald: 0 15px 30px -5px rgba(5, 150, 105, 0.25);
    
    --font-tajawal: 'Tajawal', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body.dark {
    --primary: #10b981;
    --primary-hover: #059669;
    --primary-light: #34d399;
    --primary-soft: rgba(16, 185, 129, 0.12);
    --primary-border: #065f46;
    
    --bg-main: #0b0f19;
    --bg-subtle: #0f172a;
    --bg-card: #1e293b;
    --bg-card-hover: #334155;
    
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;
    
    --border-color: #1e293b;
    --border-subtle: #334155;
    
    --shadow-soft: 0 4px 20px -2px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 20px 35px -5px rgba(0, 0, 0, 0.4);
    --shadow-emerald: 0 15px 30px -5px rgba(16, 185, 129, 0.2);
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    border-width: 0;
    border-style: solid;
    border-color: var(--border-color);
}

html {
    font-family: var(--font-tajawal);
    line-height: 1.6;
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    transition: background-color 0.25s ease, color 0.25s ease;
}

a {
    color: inherit;
    text-decoration: none;
    transition: all 0.15s ease;
}

/* Containers */
.container {
    width: 100%;
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.25rem;
    padding-right: 1.25rem;
}

/* Flex & Grid Layout Utilities */
.flex { display: flex !important; }
.inline-flex { display: inline-flex !important; }
.grid { display: grid !important; }
.hidden { display: none !important; }
.block { display: block !important; }
.inline-block { display: inline-block !important; }

.flex-col { flex-direction: column !important; }
.flex-row { flex-direction: row !important; }
.flex-1 { flex: 1 1 0% !important; }
.flex-wrap { flex-wrap: wrap !important; }
.items-center { align-items: center !important; }
.items-start { align-items: flex-start !important; }
.justify-between { justify-content: space-between !important; }
.justify-center { justify-content: center !important; }
.justify-end { justify-content: flex-end !important; }

.gap-1 { gap: 0.25rem !important; }
.gap-1\.5 { gap: 0.375rem !important; }
.gap-2 { gap: 0.5rem !important; }
.gap-3 { gap: 0.75rem !important; }
.gap-4 { gap: 1rem !important; }
.gap-6 { gap: 1.5rem !important; }
.gap-8 { gap: 2rem !important; }
.gap-10 { gap: 2.5rem !important; }

/* Grid Columns */
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)) !important; }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }

@media (min-width: 640px) {
    .sm\:flex-row { flex-direction: row !important; }
    .sm\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
    .sm\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
    .sm\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; }
    .sm\:text-right { text-align: right !important; }
    .sm\:text-5xl { font-size: 3rem !important; }
    .sm\:text-6xl { font-size: 3.75rem !important; }
    .sm\:text-4xl { font-size: 2.25rem !important; }
    .sm\:text-lg { font-size: 1.125rem !important; }
    .sm\:text-xl { font-size: 1.25rem !important; }
    .sm\:inline-flex { display: inline-flex !important; }
    .sm\:block { display: block !important; }
    .sm\:p-8 { padding: 2rem !important; }
}

@media (min-width: 768px) {
    .md\:flex { display: flex !important; }
    .md\:hidden { display: none !important; }
    .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
    .md\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; }
    .md\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)) !important; }
    .md\:grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)) !important; }
    .md\:col-span-4 { grid-column: span 4 / span 4 !important; }
    .md\:col-span-8 { grid-column: span 8 / span 8 !important; }
}

@media (min-width: 1024px) {
    .lg\:flex { display: flex !important; }
    .lg\:inline-flex { display: inline-flex !important; }
    .lg\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; }
    .lg\:grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)) !important; }
    .lg\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)) !important; }
    .lg\:col-span-7 { grid-column: span 7 / span 7 !important; }
    .lg\:col-span-5 { grid-column: span 5 / span 5 !important; }
}

/* Sizing */
.w-full { width: 100% !important; }
.w-4 { width: 1rem !important; }
.w-5 { width: 1.25rem !important; }
.w-6 { width: 1.5rem !important; }
.w-8 { width: 2rem !important; }
.w-10 { width: 2.5rem !important; }
.w-12 { width: 3rem !important; }
.w-14 { width: 3.5rem !important; }
.w-16 { width: 4rem !important; }
.w-20 { width: 5rem !important; }
.w-72 { width: 18rem !important; }
.w-80 { width: 20rem !important; }

.h-full { height: 100% !important; }
.h-4 { height: 1rem !important; }
.h-5 { height: 1.25rem !important; }
.h-6 { height: 1.5rem !important; }
.h-8 { height: 2rem !important; }
.h-10 { height: 2.5rem !important; }
.h-12 { height: 3rem !important; }
.h-14 { height: 3.5rem !important; }
.h-16 { height: 4rem !important; }
.h-20 { height: 5rem !important; }

.max-w-xs { max-width: 20rem !important; }
.max-w-md { max-width: 28rem !important; }
.max-w-lg { max-width: 32rem !important; }
.max-w-xl { max-width: 36rem !important; }
.max-w-2xl { max-width: 42rem !important; }
.max-w-3xl { max-width: 48rem !important; }
.max-w-4xl { max-width: 56rem !important; }
.max-w-5xl { max-width: 64rem !important; }
.mx-auto { margin-left: auto !important; margin-right: auto !important; }

/* Spacing */
.p-1 { padding: 0.25rem !important; }
.p-1\.5 { padding: 0.375rem !important; }
.p-2 { padding: 0.5rem !important; }
.p-2\.5 { padding: 0.625rem !important; }
.p-3 { padding: 0.75rem !important; }
.p-4 { padding: 1rem !important; }
.p-5 { padding: 1.25rem !important; }
.p-6 { padding: 1.5rem !important; }
.p-8 { padding: 2rem !important; }
.p-10 { padding: 2.5rem !important; }
.p-12 { padding: 3rem !important; }

.px-2 { padding-left: 0.5rem !important; padding-right: 0.5rem !important; }
.px-3 { padding-left: 0.75rem !important; padding-right: 0.75rem !important; }
.px-4 { padding-left: 1rem !important; padding-right: 1rem !important; }
.px-5 { padding-left: 1.25rem !important; padding-right: 1.25rem !important; }
.px-6 { padding-left: 1.5rem !important; padding-right: 1.5rem !important; }
.px-8 { padding-left: 2rem !important; padding-right: 2rem !important; }

.py-1 { padding-top: 0.25rem !important; padding-bottom: 0.25rem !important; }
.py-1\.5 { padding-top: 0.375rem !important; padding-bottom: 0.375rem !important; }
.py-2 { padding-top: 0.5rem !important; padding-bottom: 0.5rem !important; }
.py-2\.5 { padding-top: 0.625rem !important; padding-bottom: 0.625rem !important; }
.py-3 { padding-top: 0.75rem !important; padding-bottom: 0.75rem !important; }
.py-3\.5 { padding-top: 0.875rem !important; padding-bottom: 0.875rem !important; }
.py-4 { padding-top: 1rem !important; padding-bottom: 1rem !important; }
.py-8 { padding-top: 2rem !important; padding-bottom: 2rem !important; }
.py-10 { padding-top: 2.5rem !important; padding-bottom: 2.5rem !important; }
.py-12 { padding-top: 3rem !important; padding-bottom: 3rem !important; }
.py-16 { padding-top: 4rem !important; padding-bottom: 4rem !important; }
.py-20 { padding-top: 5rem !important; padding-bottom: 5rem !important; }

.mb-1 { margin-bottom: 0.25rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 0.75rem !important; }
.mb-4 { margin-bottom: 1rem !important; }
.mb-6 { margin-bottom: 1.5rem !important; }
.mb-8 { margin-bottom: 2rem !important; }
.mb-10 { margin-bottom: 2.5rem !important; }
.mb-14 { margin-bottom: 3.5rem !important; }
.mb-16 { margin-bottom: 4rem !important; }

.mt-1 { margin-top: 0.25rem !important; }
.mt-2 { margin-top: 0.5rem !important; }
.mt-4 { margin-top: 1rem !important; }
.mt-6 { margin-top: 1.5rem !important; }
.mt-8 { margin-top: 2rem !important; }

/* Colors & Backgrounds */
.bg-white { background-color: var(--bg-card) !important; }
.bg-gray-50 { background-color: var(--bg-subtle) !important; }
.bg-gray-100 { background-color: #f1f5f9 !important; }
body.dark .bg-gray-100 { background-color: #1e293b !important; }
.bg-gray-800 { background-color: #1e293b !important; }
.bg-gray-900 { background-color: #0f172a !important; }
.bg-emerald-50 { background-color: var(--primary-soft) !important; }
.bg-emerald-100 { background-color: #d1fae5 !important; }
.bg-emerald-600 { background-color: var(--primary) !important; }
.bg-emerald-700 { background-color: var(--primary-hover) !important; }

.text-white { color: #ffffff !important; }
.text-gray-400 { color: var(--text-muted) !important; }
.text-gray-500 { color: var(--text-secondary) !important; }
.text-gray-600 { color: #475569 !important; }
body.dark .text-gray-600 { color: #94a3b8 !important; }
.text-gray-700 { color: #334155 !important; }
body.dark .text-gray-700 { color: #cbd5e1 !important; }
.text-gray-900 { color: var(--text-primary) !important; }
.text-emerald-400 { color: #34d399 !important; }
.text-emerald-600 { color: var(--primary) !important; }
.text-emerald-700 { color: var(--primary-hover) !important; }
.text-rose-600 { color: #e11d48 !important; }

/* Borders & Radius */
.rounded-lg { border-radius: 10px !important; }
.rounded-xl { border-radius: 14px !important; }
.rounded-2xl { border-radius: 20px !important; }
.rounded-3xl { border-radius: 28px !important; }
.rounded-full { border-radius: 9999px !important; }

.border { border-width: 1px !important; }
.border-2 { border-width: 2px !important; }
.border-b { border-bottom-width: 1px !important; }
.border-t { border-top-width: 1px !important; }
.border-gray-100 { border-color: var(--border-subtle) !important; }
.border-gray-200 { border-color: var(--border-color) !important; }
.border-emerald-500 { border-color: var(--primary) !important; }

/* Shadows */
.shadow-sm { box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.05) !important; }
.shadow-md { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.07) !important; }
.shadow-lg { box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.08) !important; }
.shadow-xl { box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.08) !important; }
.shadow-2xl { box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.12) !important; }

/* Typography Helpers */
.font-bold { font-weight: 700 !important; }
.font-black { font-weight: 900 !important; }
.text-center { text-align: center !important; }
.text-xs { font-size: 0.75rem !important; line-height: 1rem !important; }
.text-sm { font-size: 0.875rem !important; line-height: 1.25rem !important; }
.text-base { font-size: 1rem !important; line-height: 1.5rem !important; }
.text-lg { font-size: 1.125rem !important; line-height: 1.75rem !important; }
.text-xl { font-size: 1.25rem !important; line-height: 1.75rem !important; }
.text-2xl { font-size: 1.5rem !important; line-height: 2rem !important; }
.text-3xl { font-size: 1.875rem !important; line-height: 2.25rem !important; }
.text-4xl { font-size: 2.25rem !important; line-height: 2.5rem !important; }
.text-5xl { font-size: 3rem !important; line-height: 1.15 !important; }

.truncate { overflow: hidden !important; text-overflow: ellipsis !important; white-space: nowrap !important; }
.line-clamp-2 { display: -webkit-box !important; -webkit-line-clamp: 2 !important; -webkit-box-orient: vertical !important; overflow: hidden !important; }
.aspect-\[3\/4\] { aspect-ratio: 3 / 4 !important; }
.object-cover { object-fit: cover !important; }
.cursor-pointer { cursor: pointer !important; }
.sticky { position: sticky !important; }
.relative { position: relative !important; }
.absolute { position: absolute !important; }
.fixed { position: fixed !important; }
.overflow-hidden { overflow: hidden !important; }

/* ==========================================================================
   HEADER & NAVIGATION STYLING
   ========================================================================== */

.app-navbar {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: all 0.2s ease;
}
body.dark .app-navbar {
    background-color: rgba(15, 23, 42, 0.95);
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 700;
    font-size: 0.875rem;
    padding: 0.5rem 0.75rem;
    border-radius: 10px;
    transition: all 0.15s ease;
}
.nav-link:hover, .nav-link.active {
    color: var(--primary);
    background-color: var(--primary-soft);
}

/* Mega Dropdown */
.dropdown-wrapper {
    position: relative;
}
.dropdown-panel {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 0.5rem;
    width: 320px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.15);
    padding: 0.75rem;
    display: none;
    z-index: 50;
    animation: fadeInDown 0.2s ease forwards;
}
.dropdown-wrapper:hover .dropdown-panel {
    display: block;
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   HERO SECTION - AURORA GLOW & MESH
   ========================================================================== */

.aurora-hero {
    position: relative;
    background-color: #f8fafc;
    background-image: 
        radial-gradient(at 0% 0%, rgba(16, 185, 129, 0.12) 0px, transparent 50%),
        radial-gradient(at 100% 0%, rgba(13, 148, 136, 0.1) 0px, transparent 50%),
        radial-gradient(at 50% 100%, rgba(5, 150, 105, 0.08) 0px, transparent 50%);
    border-bottom: 1px solid var(--border-color);
    overflow: hidden;
}
body.dark .aurora-hero {
    background-color: #0b0f19;
    background-image: 
        radial-gradient(at 0% 0%, rgba(16, 185, 129, 0.2) 0px, transparent 50%),
        radial-gradient(at 100% 0%, rgba(13, 148, 136, 0.15) 0px, transparent 50%),
        radial-gradient(at 50% 100%, rgba(5, 150, 105, 0.1) 0px, transparent 50%);
}

.hero-pill-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--primary-soft);
    color: var(--primary);
    border: 1px solid var(--primary-border);
    font-size: 0.8125rem;
    font-weight: 800;
    padding: 0.35rem 1rem;
    border-radius: 9999px;
    box-shadow: 0 2px 8px rgba(5, 150, 105, 0.08);
}

.hero-search-card {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: 20px;
    padding: 0.5rem;
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.08);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.hero-search-card:focus-within {
    border-color: var(--primary);
    box-shadow: 0 20px 45px -10px rgba(5, 150, 105, 0.18);
}

.search-tag-pill {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.3rem 0.85rem;
    border-radius: 9999px;
    transition: all 0.15s ease;
}
.search-tag-pill:hover {
    background-color: var(--primary-soft);
    color: var(--primary);
    border-color: var(--primary-border);
    transform: translateY(-1px);
}

/* 3D Showcase Book Stack */
.book-stack-wrap {
    position: relative;
    perspective: 1000px;
}
.stack-card {
    background: var(--bg-card);
    border-radius: 16px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.18);
    border: 1px solid var(--border-color);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.stack-card:hover {
    transform: translateY(-8px) scale(1.02);
}

/* Category & Book Cards */
.cat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 1.25rem;
    text-align: center;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.cat-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
    box-shadow: var(--shadow-hover);
}

.book-card-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    overflow: hidden;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.book-card-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-border);
}

/* Dark mode toggle helpers */
body.dark .dark-hidden { display: none !important; }
body.dark .dark-block { display: block !important; }
/* ==========================================================================
   SUPER LUXURY HERO SECTION STYLING (2026 EDITION)
   ========================================================================== */

.super-hero {
    position: relative;
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
    border-bottom: 1px solid var(--border-color);
    padding-top: 3.5rem;
    padding-bottom: 3.5rem;
    overflow: hidden;
}
body.dark .super-hero {
    background: linear-gradient(180deg, #0b0f19 0%, #0f172a 100%);
}

.hero-glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    pointer-events: none;
    z-index: 1;
    opacity: 0.5;
}
.hero-glow-1 {
    top: -100px;
    right: 15%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.25) 0%, transparent 70%);
}
.hero-glow-2 {
    top: 50px;
    left: 10%;
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(13, 148, 136, 0.2) 0%, transparent 70%);
}

.hero-badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
    border: 1px solid rgba(16, 185, 129, 0.25);
    font-size: 0.8125rem;
    font-weight: 800;
    padding: 0.4rem 1.2rem;
    border-radius: 9999px;
    box-shadow: 0 2px 10px rgba(5, 150, 105, 0.08);
}
body.dark .hero-badge-pill {
    background: rgba(16, 185, 129, 0.15);
    color: #34d399;
    border-color: rgba(52, 211, 153, 0.3);
}

.hero-main-title {
    font-size: 2.25rem;
    font-weight: 900;
    line-height: 1.25;
    color: var(--text-primary);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}
@media (min-width: 640px) {
    .hero-main-title { font-size: 3.25rem; }
}
@media (min-width: 1024px) {
    .hero-main-title { font-size: 3.75rem; }
}

.hero-highlight {
    background: linear-gradient(135deg, #059669 0%, #0d9488 50%, #0284c7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.hero-search-box {
    background: #ffffff;
    border: 2px solid #e2e8f0;
    border-radius: 24px;
    padding: 6px;
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    gap: 8px;
    max-width: 780px;
    margin-left: auto;
    margin-right: auto;
    transition: all 0.2s ease;
}
body.dark .hero-search-box {
    background: #1e293b;
    border-color: #334155;
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.3);
}
.hero-search-box:focus-within {
    border-color: #059669;
    box-shadow: 0 20px 45px -10px rgba(5, 150, 105, 0.22);
}

.search-input-field {
    flex: 1;
    background: transparent;
    border: none;
    padding: 12px 16px;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    outline: none;
}
.search-input-field::placeholder {
    color: #94a3b8;
    font-weight: 500;
}

.search-cat-select {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 10px 14px;
    font-size: 0.8125rem;
    font-weight: 800;
    color: #475569;
    outline: none;
    cursor: pointer;
}
body.dark .search-cat-select {
    background: #0f172a;
    border-color: #334155;
    color: #cbd5e1;
}

.search-submit-btn {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    color: #ffffff;
    font-weight: 900;
    font-size: 0.95rem;
    padding: 12px 28px;
    border-radius: 18px;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 14px rgba(5, 150, 105, 0.35);
    transition: all 0.2s ease;
    white-space: nowrap;
}
.search-submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(5, 150, 105, 0.45);
}

/* Feature Value Prop Cards */
.prop-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
    transition: all 0.2s ease;
}
body.dark .prop-card {
    background: #1e293b;
    border-color: #334155;
}
.prop-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.07);
    border-color: #10b981;
}

.prop-icon-box {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

/* Showcase Mini Book Cards */
.hero-book-showcase {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}
@media (min-width: 640px) {
    .hero-book-showcase { grid-template-columns: repeat(4, 1fr); }
}

.showcase-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 18px;
    padding: 0.75rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.04);
    transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: flex;
    flex-direction: column;
}
body.dark .showcase-card {
    background: #1e293b;
    border-color: #334155;
}
.showcase-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    border-color: #10b981;
}