:root {
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
}

body {
    background-color: var(--gray-900);
    color: var(--gray-100);
    opacity: 0;
    transition: opacity 0.3s ease;
}

body.auth-checked {
    opacity: 1;
}

/* Utilities */
.text-balance {
    text-wrap: balance;
}

/* Animation Keyframes */
@keyframes slideUpFade {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.animate-slide-up {
    animation: slideUpFade 0.5s ease-out forwards;
}

/* Staggered Delays for Grid Items */
.delay-0 {
    animation-delay: 0ms;
}

.delay-100 {
    animation-delay: 100ms;
}

.delay-200 {
    animation-delay: 200ms;
}

.delay-300 {
    animation-delay: 300ms;
}

/* Refined Card Styles */
.card-subtle {
    background: rgba(33, 37, 41, 0.4);
    /* transparent gray */
    backdrop-filter: blur(10px);
    border: 1px solid rgba(233, 236, 239, 0.05);
    transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.card-subtle:hover {
    border-color: var(--gray-700);
    background: rgba(33, 37, 41, 0.8);
    transform: translateY(-4px) scale(1.005);
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

.card-subtle img {
    transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.card-subtle:hover img {
    transform: scale(1.05);
    filter: grayscale(0%) !important;
}

/* Stat Card Active State - refined */
.stat-card {
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}

.stat-card.active {
    background: var(--gray-100);
    border-color: var(--gray-100);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(248, 249, 250, 0.1);
}

.stat-card.active h3,
.stat-card.active p {
    color: var(--gray-900) !important;
}

.stat-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.03), transparent);
    transform: translateX(-100%);
    transition: transform 0.5s;
}

.stat-card:hover::after {
    transform: translateX(100%);
}

.no-scrollbar::-webkit-scrollbar {
    display: none;
}

.no-scrollbar {
    -ms-overflow-style: none;
    scrollbar-width: none;
}