@layer utilities {
    .text-shadow {
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    }
    .text-shadow-lg {
        text-shadow: 0 4px 8px rgba(0, 0, 0, 0.8);
    }
    .text-glow {
        text-shadow: 0 0 10px rgba(251, 191, 36, 0.7);
    }
    .bg-glass {
        background: rgba(255, 255, 255, 0.1);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
    }
    .ad-item {
        transition: all 0.3s ease;
    }
    .ad-item:hover {
        transform: translateY(-5px);
        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    }
    .ad-item img {
        transition: transform 0.3s ease;
    }
    .ad-item:hover img {
        transform: scale(1.05);
    }
    .card-flip {
        perspective: 1000px;
    }
    .card-inner {
        transition: transform 0.6s;
        transform-style: preserve-3d;
    }
    .card-flipped .card-inner {
        transform: rotateY(180deg);
    }
    .card-front, .card-back {
        backface-visibility: hidden;
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }
    .card-back {
        transform: rotateY(180deg);
    }
    .star {
        position: absolute;
        background-color: white;
        border-radius: 50%;
        animation: twinkle var(--duration) ease-in-out infinite;
    }
    .spread-position {
        transition: all 0.3s ease;
    }
    .spread-position:hover {
        transform: scale(1.05);
    }
    .card-draggable {
        cursor: grab;
    }
    .card-draggable:active {
        cursor: grabbing;
    }
    
    /* Markdown 样式优化 */
    .prose h1, .prose h2, .prose h3, .prose h4, .prose h5, .prose h6 {
        margin-top: 1.5rem;
        margin-bottom: 0.75rem;
        line-height: 1.4;
    }
    
    .prose h1 {
        font-size: 1.875rem;
        border-bottom: 2px solid #8b5cf6;
        padding-bottom: 0.5rem;
    }
    
    .prose h2 {
        font-size: 1.5rem;
        color: #a78bfa;
    }
    
    .prose h3 {
        font-size: 1.25rem;
        color: #c4b5fd;
    }
    
    .prose p {
        margin-bottom: 1rem;
        line-height: 1.7;
    }
    
    .prose ul, .prose ol {
        margin-bottom: 1rem;
        padding-left: 1.5rem;
    }
    
    .prose li {
        margin-bottom: 0.5rem;
    }
    
    .prose strong {
        color: #fbbf24;
        font-weight: 600;
    }
    
    .prose em {
        color: #c4b5fd;
        font-style: italic;
    }
    
    .prose blockquote {
        border-left: 4px solid #8b5cf6;
        padding-left: 1rem;
        margin: 1rem 0;
        color: #c4b5fd;
        font-style: italic;
    }
    
    .prose code {
        background-color: #374151;
        color: #fbbf24;
        padding: 0.125rem 0.25rem;
        border-radius: 0.25rem;
        font-size: 0.875rem;
    }
    
    .prose pre {
        background-color: #1f2937;
        color: #f3f4f6;
        padding: 1rem;
        border-radius: 0.5rem;
        overflow-x: auto;
        margin: 1rem 0;
    }
    
    .prose pre code {
        background-color: transparent;
        color: inherit;
        padding: 0;
    }
    
    /* 隐藏滚动条但保持滚动功能 */
    .hide-scrollbar {
        scrollbar-width: none; /* Firefox */
        -ms-overflow-style: none; /* IE and Edge */
    }
    
    .hide-scrollbar::-webkit-scrollbar {
        display: none; /* Chrome, Safari, Opera */
    }
    
    /* 塔罗牌图片自适应 */
    .card img {
        object-fit: contain;
        object-position: center;
    }
    
    .result-card img {
        object-fit: contain;
        object-position: center;
    }
    
    /* 模态框卡牌图片自适应 */
    #modal-card-image {
        object-fit: contain;
        object-position: center;
    }
    
    /* FAQ样式优化 */
    .faq-question {
        transition: all 0.3s ease;
    }
    
    .faq-question:hover {
        background-color: rgba(168, 85, 247, 0.1);
        border-radius: 0.5rem;
        padding: 0.5rem;
        margin: -0.5rem;
    }
    
    .faq-answer {
        transition: all 0.3s ease;
        max-height: 0;
        overflow: hidden;
    }
    
    .faq-answer:not(.hidden) {
        max-height: 500px;
    }
    
    .faq-question i {
        transition: transform 0.3s ease;
    }

    /* 移动端模态框优化 */
    @media (max-width: 768px) {
        #card-modal .card-inner {
            height: 16rem; /* h-64 */
        }
        
        #card-modal .space-y-3 > div {
            margin-bottom: 0.75rem;
        }
        
        #card-modal .space-y-3 > div:last-child {
            margin-bottom: 0;
        }
        
        /* 移动端关闭按钮样式 */
        #close-modal-mobile {
            background: linear-gradient(135deg, #6b7280, #4b5563);
            border: 1px solid #374151;
            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
        }
        
        #close-modal-mobile:hover {
            background: linear-gradient(135deg, #4b5563, #374151);
            transform: translateY(-1px);
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
        }
        
        #close-modal-mobile:active {
            transform: translateY(0);
        }
        
        /* 移动端下拉框优化 */
        #spread-select {
            font-size: 16px; /* 防止iOS缩放 */
            -webkit-appearance: none;
            -moz-appearance: none;
            appearance: none;
        }
        
        #spread-select:focus {
            border-color: #a855f7;
            box-shadow: 0 0 0 2px rgba(168, 85, 247, 0.2);
        }
        
        /* 移动端选项样式 */
        #spread-select option {
            background-color: #1f2937;
            color: #f3f4f6;
            padding: 8px;
        }
    }
}