/* PasteBins Dynamic UI — animations & motion */
.pb-animate {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.55s ease, transform 0.55s ease;
}

.pb-animate.pb-visible {
    opacity: 1;
    transform: translateY(0);
}

.pb-animate-left {
    opacity: 0;
    transform: translateX(-18px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.pb-animate-left.pb-visible {
    opacity: 1;
    transform: translateX(0);
}

.card, .paste_list, .admin-stat-card {
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.card:hover, .paste_list:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.12);
}

header .card:hover,
header .paste_list:hover {
    transform: none;
    box-shadow: none;
}

.btn {
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.2s ease;
}

.btn:active {
    transform: scale(0.98);
}

.navbar.navbar-dark {
    transition: box-shadow 0.3s ease, backdrop-filter 0.3s ease;
}

.list-group-item {
    transition: background 0.2s ease, padding-left 0.2s ease;
}

.list-group-item:hover {
    padding-left: 0.35rem;
}

.hero-gradient {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(124, 58, 237, 0.08));
    border: 1px solid rgba(37, 99, 235, 0.12);
    border-radius: 16px;
    padding: 1.25rem 1.5rem;
    margin-bottom: 1rem;
}

.stat-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.12);
    font-size: 0.85rem;
    margin-right: 0.35rem;
}

.paste-link-card {
    border-left: 3px solid #2563eb;
    padding-left: 0.75rem;
    margin-bottom: 0.75rem;
}

@keyframes pbPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.25); }
    50% { box-shadow: 0 0 0 8px rgba(37, 99, 235, 0); }
}

.btn-success.new_paste {
    animation: pbPulse 2.5s infinite;
}

.page-loader {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.15);
    backdrop-filter: blur(2px);
    z-index: 9999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

.page-loader.active {
    opacity: 1;
    pointer-events: all;
}

@media (prefers-reduced-motion: reduce) {
    .pb-animate, .pb-animate-left, .card, .btn, .list-group-item {
        transition: none !important;
        animation: none !important;
        transform: none !important;
        opacity: 1 !important;
    }
}