/* 深色模式样式 */
.dark-mode {
    background-color: #1a1f2b;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(0, 119, 204, 0.1) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(0, 170, 255, 0.12) 0%, transparent 20%),
        linear-gradient(135deg, #1a1f2b 0%, #12151d 100%);
}

.dark-mode .tool-category {
    background: rgba(30, 41, 59, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.dark-mode .tool-category h2 {
    color: #e4e6eb;
    background: linear-gradient(to right, rgba(30, 41, 59, 0.7), rgba(35, 45, 63, 0.7));
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.dark-mode .tool-card {
    background: rgba(30, 41, 59, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2), 
               inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.dark-mode .tool-card:hover {
    border-color: rgba(0, 170, 255, 0.3);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3), 
                inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.dark-mode .tool-info h3 {
    color: #e4e6eb;
}

.dark-mode .tool-info p {
    color: #b0b3b8;
}

.dark-mode footer {
    background: rgba(30, 41, 59, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #b0b3b8;
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
}

.dark-mode .texture-effect {
    background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23ffffff' fill-opacity='0.03' fill-rule='evenodd'/%3E%3C/svg%3E");
}

/* iOS设备特殊处理 */
.ios-device .tool-category,
.ios-device .tool-card,
.ios-device footer {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}