/* style.css - Styles premium du site Librairie RDC */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;800&display=swap');

:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #06b6d4;
    --light-bg: #f8fafc;
    --dark-bg: #0f172a;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.4);
    --accent-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
}

body {
    font-family: 'Outfit', sans-serif;
    background-color: #f1f5f9;
    background-image:
        radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.05) 0px, transparent 50%),
        radial-gradient(at 100% 0%, rgba(168, 85, 247, 0.05) 0px, transparent 50%);
    color: #1e293b;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

/* Navigation */
.navbar {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.6rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.5px;
}

.nav-link {
    font-weight: 600;
    color: #475569 !important;
    padding: 0.5rem 1.25rem !important;
    transition: all 0.2s;
}

.nav-link:hover {
    color: var(--primary-color) !important;
}

/* Cards & Glassmorphism */
.card {
    border: 1px solid var(--glass-border);
    border-radius: 1.25rem;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(8px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.book-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
    background: white;
}

.book-card img {
    border-radius: 1.25rem 1.25rem 0 0;
    height: 300px;
    object-fit: cover;
    transition: transform 0.5s;
}

.book-card:hover img {
    transform: scale(1.03);
}

/* Buttons */
.btn {
    border-radius: 0.85rem;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-primary {
    background: var(--accent-gradient);
    border: none;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: scale(1.02) translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
    background: var(--accent-gradient);
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline-primary:hover {
    background: var(--accent-gradient);
    border-color: transparent;
}

/* Hero Section */
.hero {
    background: var(--accent-gradient);
    border-radius: 2rem;
    position: relative;
    overflow: hidden;
    padding: 4rem 2rem;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"><path fill="%23FFFFFF" fill-opacity="0.05" d="M44.7,-76.4C58.1,-69.2,69.5,-57.4,77.6,-43.8C85.7,-30.1,90.5,-15.1,89.5,-0.6C88.5,13.9,81.7,27.7,72,39.1C62.3,50.5,49.7,59.4,36.4,66.9C23.1,74.5,9.1,80.7,-4.8,89.1C-18.7,97.5,-32.5,108,-45,107.5C-57.5,107,-68.7,95.5,-77.3,82.7C-85.9,69.9,-91.9,55.8,-94.1,41.4C-96.3,27,-94.7,12.3,-91.5,-1.8C-88.3,-15.9,-83.5,-29.4,-75.4,-41.2C-67.3,-53.1,-55.9,-63.3,-43.3,-71C-30.7,-78.7,-16.9,-83.9,-1.3,-81.7C14.3,-79.5,28.6,-69.9,44.7,-76.4Z" transform="translate(100 100)" /></svg>') no-repeat center;
    background-size: cover;
    opacity: 0.2;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.8s ease-out forwards;
}

/* List Groups & Tables */
.list-group-item {
    border: none;
    margin-bottom: 0.5rem;
    border-radius: 0.75rem !important;
    background: rgba(255, 255, 255, 0.5);
    transition: all 0.2s;
}

.list-group-item:hover {
    background: white;
    transform: translateX(5px);
}

/* Badges */
.badge {
    padding: 0.6em 1.2em;
    border-radius: 2rem;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 0.5px;
}

/* Footer */
footer {
    background: var(--dark-bg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Added from index.php for reuse */
.scale-hover {
    transition: transform 0.3s ease;
}

.collection-card:hover .scale-hover {
    transform: scale(1.1);
}

.collection-card {
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.collection-card:hover {
    transform: translateY(-10px);
    background: #f8f9fa;
    border-color: var(--bs-primary);
}

/* .book-card hover override */
.book-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1) !important;
}

.bg-gradient-dark {
    background: linear-gradient(0deg, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0) 100%);
}

.transition-opacity {
    transition: opacity 0.3s ease;
}

.group:hover .opacity-0 {
    opacity: 1 !important;
}

.object-fit-cover {
    object-fit: cover;
}

.transition-transform {
    transition: transform 0.5s ease;
}

.duration-500 {
    transition-duration: 0.5s;
}

.group:hover .group-hover-opacity-100 {
    opacity: 1 !important;
}

/* Custom button */
.btn-white {
    background-color: #fff;
    color: #000;
    border: none;
}

.btn-white:hover {
    background-color: #f8f9fa;
    color: #000;
}