/* 极简黑白风格样式 */

/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #000;
    background-color: #fff;
}

/* 按钮样式 */
.enter-btn {
    display: inline-block;
    padding: 16px 48px;
    background-color: transparent;
    color: #000;
    border: 2px solid #000;
    font-size: 18px;
    font-weight: 400;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    min-width: 200px;
}

.enter-btn:hover {
    background-color: #000;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.enter-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .enter-btn {
        padding: 14px 36px;
        font-size: 16px;
        min-width: 160px;
    }
}

/* 焦点样式 */
.enter-btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
}