* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.header {
    text-align: center;
    margin-bottom: 40px;
    color: white;
}

.header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.search-section {
    width: 100%;
    max-width: 600px;
    margin-bottom: 30px;
}

.search-box {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}



#ipInput {
    flex: 1;
    padding: 15px 20px;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

#ipInput:focus {
    outline: none;
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
    transform: translateY(-2px);
}

.search-btn {
    padding: 15px 25px;
    background: linear-gradient(45deg, #ff6b6b, #ee5a24);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.search-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.my-ip-btn {
    width: 100%;
    padding: 12px 20px;
    background: linear-gradient(45deg, #4ecdc4, #44a08d);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.my-ip-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.auto-query-notice {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: white;
    font-size: 0.9rem;
    opacity: 0.8;
    margin-top: 15px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    backdrop-filter: blur(10px);
}

.auto-query-notice i {
    color: #4ecdc4;
}

.result-section {
    width: 100%;
    max-width: 800px;
    margin-top: 20px;
}

.result-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    backdrop-filter: blur(10px);
}

.result-header {
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 2px solid #f0f0f0;
}

.result-header h2 {
    color: #333;
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.ip-display {
    display: flex;
    align-items: center;
    gap: 10px;
}

.ip-label {
    font-weight: 600;
    color: #666;
    font-size: 1rem;
}

.ip-value {
    font-family: 'Courier New', monospace;
    font-size: 1.1rem;
    font-weight: bold;
    color: #667eea;
    background: rgba(102, 126, 234, 0.1);
    padding: 8px 16px;
    border-radius: 10px;
    margin-right: 10px;
    border: 1px solid rgba(102, 126, 234, 0.2);
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.1);
}



.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.info-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.info-item i {
    font-size: 1.5rem;
    color: #667eea;
    width: 30px;
    text-align: center;
}

.info-text {
    flex: 1;
}

.info-text label {
    display: block;
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 5px;
    font-weight: 600;
}

.info-text span {
    display: block;
    font-size: 1.1rem;
    color: #333;
    font-weight: 500;
}

.loading {
    text-align: center;
    color: white;
    margin: 40px 0;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255,255,255,0.3);
    border-top: 4px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.error-message {
    background: rgba(231, 76, 60, 0.9);
    color: white;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    margin: 20px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.footer {
    text-align: center;
    color: white;
    margin-top: 40px;
    opacity: 0.8;
}

/* 调试区域样式 */
.debug-section {
    width: 100%;
    max-width: 800px;
    margin-top: 20px;
}

.debug-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    backdrop-filter: blur(10px);
}

.debug-card h3 {
    color: #333;
    margin-bottom: 20px;
    font-size: 1.3rem;
}

.debug-content label {
    display: block;
    font-weight: 600;
    color: #666;
    margin-bottom: 10px;
}

.debug-content pre {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 10px;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    color: #333;
    white-space: pre-wrap;
    word-wrap: break-word;
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid #e9ecef;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .search-box {
        flex-direction: column;
    }
    

    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .result-card {
        padding: 20px;
    }
    
    .ip-display {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .header h1 {
        font-size: 1.8rem;
    }
    
    .search-btn, .my-ip-btn {
        padding: 12px 20px;
        font-size: 14px;
    }
    
    .info-item {
        padding: 15px;
    }
}