.empty-state {
    padding: 3rem 2rem;
    text-align: center;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.03) 0%, rgba(59, 130, 246, 0.08) 100%);
    border-radius: 16px;
    border: 1px solid rgba(59, 130, 246, 0.1);
    animation: fadeInScale 0.5s ease-out;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.empty-state-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #3b82f6 0%, #1e40af 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    animation: float 3s ease-in-out infinite, iconPulse 2s ease-in-out infinite;
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes iconPulse {
    0%, 100% {
        box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
    }
    50% {
        box-shadow: 0 15px 40px rgba(59, 130, 246, 0.4);
    }
}

.empty-state-icon i {
    font-size: 2.5rem;
    color: white;
    animation: iconFloat 3s ease-in-out infinite;
}

@keyframes iconFloat {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.empty-state h3 {
    color: #3b82f6;
    font-weight: 700;
    margin-bottom: 1rem;
    animation: slideInUp 0.5s ease-out 0.1s both;
}

.empty-state p {
    color: #6b7280;
    font-size: 1.1rem;
    line-height: 1.7;
    max-width: 480px;
    margin: 0 auto 1.5rem;
    animation: slideInUp 0.5s ease-out 0.2s both;
}

/* slideInUp keyframes in core-animations.css */

.empty-state-btn {
    background: linear-gradient(135deg, #3b82f6 0%, #1e40af 100%);
    border: none;
    border-radius: 12px;
    padding: 0.75rem 2rem;
    font-weight: 600;
    color: white;
    transition: all 0.3s ease;
    animation: slideInUp 0.5s ease-out 0.3s both;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.empty-state-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
    background: linear-gradient(135deg, #2563eb 0%, #1e3a8a 100%);
}

.empty-state-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.empty-state-particle {
    position: absolute;
    width: 8px;
    height: 8px;
    background: rgba(59, 130, 246, 0.3);
    border-radius: 50%;
    animation: particleFloat 4s ease-in-out infinite;
}

.empty-state-particle:nth-child(1) { left: 10%; animation-delay: 0s; }
.empty-state-particle:nth-child(2) { left: 30%; animation-delay: 0.5s; }
.empty-state-particle:nth-child(3) { left: 50%; animation-delay: 1s; }
.empty-state-particle:nth-child(4) { left: 70%; animation-delay: 1.5s; }
.empty-state-particle:nth-child(5) { left: 90%; animation-delay: 2s; }

@keyframes particleFloat {
    0%, 100% {
        transform: translateY(100%) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
        transform: translateY(80%) scale(1);
    }
    90% {
        opacity: 1;
        transform: translateY(-20%) scale(1);
    }
    100% {
        transform: translateY(-30%) scale(0);
        opacity: 0;
    }
}

.empty-state-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.03) 0%, rgba(16, 185, 129, 0.08) 100%);
    border-color: rgba(16, 185, 129, 0.1);
}

.empty-state-success .empty-state-icon {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    animation: float 3s ease-in-out infinite, successPulse 2s ease-in-out infinite;
}

@keyframes successPulse {
    0%, 100% {
        box-shadow: 0 10px 30px rgba(16, 185, 129, 0.3);
    }
    50% {
        box-shadow: 0 15px 40px rgba(16, 185, 129, 0.4);
    }
}

.empty-state-success h3 {
    color: #10b981;
}

.empty-state-success .empty-state-btn {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.empty-state-loading {
    position: relative;
}

.empty-state-loading .empty-state-icon {
    animation: spinSlow 2s linear infinite;
}

@keyframes spinSlow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.empty-state-shimmer::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmerPass 2s infinite;
}

@keyframes shimmerPass {
    0% { left: -100%; }
    100% { left: 100%; }
}

[data-theme="dark"] .empty-state {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(59, 130, 246, 0.1) 100%);
    border-color: rgba(59, 130, 246, 0.2);
}

[data-theme="dark"] .empty-state p {
    color: #9ca3af;
}

[data-theme="dark"] .empty-state-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.05) 0%, rgba(16, 185, 129, 0.1) 100%);
    border-color: rgba(16, 185, 129, 0.2);
}